From bf769906f39d71436fb2f07e4535ac95f6029fa2 Mon Sep 17 00:00:00 2001 From: Warren Dukes Date: Wed, 17 Mar 2004 17:19:52 +0000 Subject: [PATCH] import mp4ff, since its not installed correctly by faad2 git-svn-id: https://svn.musicpd.org/mpd/trunk@265 09075e82-0dd4-0310-85a5-a0d7c8717e4f --- README | 5 +- configure.ac | 25 +- src/Makefile.am | 4 +- src/mp4ff/Makefile.am | 7 + src/mp4ff/Makefile.in | 373 +++++++++++++ src/mp4ff/drms.c | 1043 +++++++++++++++++++++++++++++++++++ src/mp4ff/drms.h | 40 ++ src/mp4ff/drmstables.h | 449 +++++++++++++++ src/mp4ff/mp4atom.c | 781 ++++++++++++++++++++++++++ src/mp4ff/mp4ff.c | 428 ++++++++++++++ src/mp4ff/mp4ff.dsp | 144 +++++ src/mp4ff/mp4ff.h | 128 +++++ src/mp4ff/mp4ff.vcproj | 252 +++++++++ src/mp4ff/mp4ff_int_types.h | 23 + src/mp4ff/mp4ffint.h | 329 +++++++++++ src/mp4ff/mp4meta.c | 414 ++++++++++++++ src/mp4ff/mp4sample.c | 152 +++++ src/mp4ff/mp4tagupdate.c | 645 ++++++++++++++++++++++ src/mp4ff/mp4util.c | 188 +++++++ 19 files changed, 5421 insertions(+), 9 deletions(-) create mode 100644 src/mp4ff/Makefile.am create mode 100644 src/mp4ff/Makefile.in create mode 100644 src/mp4ff/drms.c create mode 100644 src/mp4ff/drms.h create mode 100644 src/mp4ff/drmstables.h create mode 100644 src/mp4ff/mp4atom.c create mode 100644 src/mp4ff/mp4ff.c create mode 100644 src/mp4ff/mp4ff.dsp create mode 100644 src/mp4ff/mp4ff.h create mode 100644 src/mp4ff/mp4ff.vcproj create mode 100644 src/mp4ff/mp4ff_int_types.h create mode 100644 src/mp4ff/mp4ffint.h create mode 100644 src/mp4ff/mp4meta.c create mode 100644 src/mp4ff/mp4sample.c create mode 100644 src/mp4ff/mp4tagupdate.c create mode 100644 src/mp4ff/mp4util.c diff --git a/README b/README index 188a2fa80..3da6ba9cb 100644 --- a/README +++ b/README @@ -9,8 +9,11 @@ retrieval, and playlist management can all be managed remotely. To install MPD, see INSTALL. -MPD includes 2 libraries in the source. libid3tag and libmad are released under +MPD includes 3 libraries in the source. libid3tag and libmad are released under the GPL and copyrighted by Robert Leslie (http://www.underbit.com/products/mad). +mp4ff is released under the GPL and copyrighted by M. Bakker, Ahead Software AG +(http://www.nero.com) and is distributed as a part of the FAAD2 - Freeware +Advance Audio (AAC) Decoder. MPD is released under the GNU Public License. You should have received a copy of the GNU General Public License diff --git a/configure.ac b/configure.ac index b59770648..626831f2c 100644 --- a/configure.ac +++ b/configure.ac @@ -17,6 +17,8 @@ AC_SUBST(MAD_SUBDIR) AC_SUBST(MAD_LIB) AC_SUBST(ID3_SUBDIR) AC_SUBST(ID3_LIB) +AC_SUBST(MP4FF_SUBDIR) +AC_SUBST(MP4FF_LIB) AC_SUBST(MPD_LIBS) AC_SUBST(MPD_CFLAGS) @@ -42,9 +44,9 @@ AC_ARG_WITH(mad,[ --with-mad=PFX Prefix where libmad is installed (optional)] AC_ARG_WITH(mad-libraries,[ --with-mad-libraries=DIR Directory where libmad library is installed (optional)], mad_libraries="$withval", mad_libraries="") AC_ARG_WITH(mad-includes,[ --with-mad-includes=DIR Directory where mad header files are installed (optional)], mad_includes="$withval", mad_includes="") -AC_ARG_WITH(faad,[ --with-faad=PFX Prefix where faad lib is installed (optional)], faad_prefix="$withval", faad_prefix="") -AC_ARG_WITH(faad-libraries,[ --with-faad-libraries=DIR Directory where faad library is installed (optional)], faad_libraries="$withval", faad_libraries="") -AC_ARG_WITH(faad-includes,[ --with-faad-includes=DIR Directory where faad header files are installed (optional)], faad_includes="$withval", faad_includes="") +AC_ARG_WITH(faad2,[ --with-faad2=PFX Prefix where faad2 is installed (optional)], faad_prefix="$withval", faad_prefix="") +AC_ARG_WITH(faad2-libraries,[ --with-faad-libraries=DIR Directory where faad2 library is installed (optional)], faad_libraries="$withval", faad_libraries="") +AC_ARG_WITH(faad2-includes,[ --with-faad-includes=DIR Directory where faad2 header files are installed (optional)], faad_includes="$withval", faad_includes="") AC_C_BIGENDIAN @@ -195,6 +197,8 @@ if test x$enable_mp3 = xyes; then MPD_CFLAGS="$MPD_CFLAGS -DHAVE_MAD" fi +MP4FF_SUBDIR="" + if test x$enable_aac = xyes; then if test "x$faad_libraries" != "x" ; then FAAD_LIBS="-L$faad_libraries" @@ -204,7 +208,7 @@ if test x$enable_aac = xyes; then FAAD_LIBS="-L$libdir" fi - FAAD_LIBS="$FAAD_LIBS -lfaad" + FAAD_LIBS="$FAAD_LIBS -lfaad -lmp4v2" if test "x$faad_includes" != "x" ; then FAAD_CFLAGS="-I$faad_includes" @@ -220,7 +224,16 @@ if test x$enable_aac = xyes; then LIBS="$LIBS $MPD_LIBS $FAAD_LIBS" AC_CHECK_HEADER(faad.h,,enable_aac=no) if test x$enable_aac = xyes; then - AC_CHECK_LIB(faad, faacDecDecode,[MPD_LIBS="$MPD_LIBS $FAAD_LIBS";MPD_CFLAGS="$MPD_CFLAGS $FAAD_CFLAGS -DHAVE_FAAD"],enable_aac=no) + AC_CHECK_HEADER(mp4.h,,enable_aac=no) + fi + if test x$enable_aac = xyes; then + AC_CHECK_LIB(mp4v2, MP4Create,,enable_aac=no) + fi + if test x$enable_aac = xyes; then + AC_CHECK_LIB(mp4v2, MP4MetadataDelete,,enable_aac=no) + fi + if test x$enable_aac = xyes; then + AC_CHECK_LIB(faad, faacDecDecode,[MPD_LIBS="$MPD_LIBS $FAAD_LIBS";MPD_CFLAGS="$MPD_CFLAGS $FAAD_CFLAGS -DHAVE_FAAD";MP4FF_SUBDIR="mp4ff";MP4FF_LIB="mp4ff/libmp4ff.la"],enable_aac=no) fi CFLAGS=$oldcflags LIBS=$oldlibs @@ -320,4 +333,4 @@ if test x$enable_audiofile = xyes; then [enable_audiofile=no;AC_MSG_WARN(You need audiofile -- disabling audiofile support)]) fi -AC_OUTPUT(doc/Makefile src/Makefile Makefile ) +AC_OUTPUT(src/mp4ff/Makefile doc/Makefile src/Makefile Makefile ) diff --git a/src/Makefile.am b/src/Makefile.am index 4391d61be..808d14cfb 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -1,5 +1,5 @@ bin_PROGRAMS = mpd -SUBDIRS = $(ID3_SUBDIR) $(MAD_SUBDIR) +SUBDIRS = $(ID3_SUBDIR) $(MAD_SUBDIR) $(MP4FF_SUBDIR) mpd_headers = buffer2array.h interface.h command.h playlist.h ls.h \ song.h list.h directory.h tables.h utils.h path.h mp3_decode.h \ tag.h player.h listen.h conf.h ogg_decode.h volume.h flac_decode.h \ @@ -12,4 +12,4 @@ mpd_SOURCES = main.c buffer2array.c interface.c command.c playlist.c ls.c \ audiofile_decode.c charConv.c permission.c pcm_utils.c $(mpd_headers) mpd_CFLAGS = $(MPD_CFLAGS) -mpd_LDADD = $(MPD_LIBS) $(ID3_LIB) $(MAD_LIB) +mpd_LDADD = $(MPD_LIBS) $(ID3_LIB) $(MAD_LIB) $(MP4FF_LIB) diff --git a/src/mp4ff/Makefile.am b/src/mp4ff/Makefile.am new file mode 100644 index 000000000..251978c8b --- /dev/null +++ b/src/mp4ff/Makefile.am @@ -0,0 +1,7 @@ +noinst_LTLIBRARIES = libmp4ff.la + +noinst_HEADERS = mp4ff.h + +libmp4ff_la_SOURCES = mp4ff.c mp4atom.c mp4meta.c mp4sample.c mp4util.c \ + mp4tagupdate.c mp4ff.h mp4ffint.h mp4ff_int_types.h \ + drms.h drms.c drmstables.h diff --git a/src/mp4ff/Makefile.in b/src/mp4ff/Makefile.in new file mode 100644 index 000000000..df9ffebcb --- /dev/null +++ b/src/mp4ff/Makefile.in @@ -0,0 +1,373 @@ +# Makefile.in generated by automake 1.6.3 from Makefile.am. +# @configure_input@ + +# Copyright 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 +# Free Software Foundation, Inc. +# This Makefile.in is free software; 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you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. + *****************************************************************************/ + +#include /* malloc(), free() */ + +#include "mp4ffint.h" + +#ifdef ITUNES_DRM + +#ifdef _WIN32 +#include +#include +#include +#endif + +#include "drms.h" +#include "drmstables.h" + +static __inline uint32_t U32_AT( void * _p ) +{ + uint8_t * p = (uint8_t *)_p; + return ( ((uint32_t)p[0] << 24) | ((uint32_t)p[1] << 16) + | ((uint32_t)p[2] << 8) | p[3] ); +} + +#define TAOS_INIT( tmp, i ) \ + memset( tmp, 0, sizeof(tmp) ); \ + tmp[ i + 0 ] = 0x67452301; \ + tmp[ i + 1 ] = 0xEFCDAB89; \ + tmp[ i + 2 ] = 0x98BADCFE; \ + tmp[ i + 3 ] = 0x10325476; + +#define ROR( x, n ) (((x) << (32-(n))) | ((x) >> (n))) + +static void init_ctx( uint32_t *p_ctx, uint32_t *p_input ) +{ + uint32_t i; + uint32_t p_tmp[ 6 ]; + + p_ctx[ 0 ] = sizeof(*p_input); + + memset( &p_ctx[ 1 + 4 ], 0, sizeof(*p_input) * 4 ); + memcpy( &p_ctx[ 1 + 0 ], p_input, sizeof(*p_input) * 4 ); + + p_tmp[ 0 ] = p_ctx[ 1 + 3 ]; + + for( i = 0; i < sizeof(p_drms_tab1)/sizeof(p_drms_tab1[ 0 ]); i++ ) + { + p_tmp[ 0 ] = ROR( p_tmp[ 0 ], 8 ); + + p_tmp[ 5 ] = p_drms_tab2[ (p_tmp[ 0 ] >> 24) & 0xFF ] + ^ ROR( p_drms_tab2[ (p_tmp[ 0 ] >> 16) & 0xFF ], 8 ) + ^ ROR( p_drms_tab2[ (p_tmp[ 0 ] >> 8) & 0xFF ], 16 ) + ^ ROR( p_drms_tab2[ p_tmp[ 0 ] & 0xFF ], 24 ) + ^ p_drms_tab1[ i ] + ^ p_ctx[ 1 + ((i + 1) * 4) - 4 ]; + + p_ctx[ 1 + ((i + 1) * 4) + 0 ] = p_tmp[ 5 ]; + p_tmp[ 5 ] ^= p_ctx[ 1 + ((i + 1) * 4) - 3 ]; + p_ctx[ 1 + ((i + 1) * 4) + 1 ] = p_tmp[ 5 ]; + p_tmp[ 5 ] ^= p_ctx[ 1 + ((i + 1) * 4) - 2 ]; + p_ctx[ 1 + ((i + 1) * 4) + 2 ] = p_tmp[ 5 ]; + p_tmp[ 5 ] ^= p_ctx[ 1 + ((i + 1) * 4) - 1 ]; + p_ctx[ 1 + ((i + 1) * 4) + 3 ] = p_tmp[ 5 ]; + + p_tmp[ 0 ] = p_tmp[ 5 ]; + } + + memcpy( &p_ctx[ 1 + 64 ], &p_ctx[ 1 ], sizeof(*p_ctx) * 4 ); + + for( i = 4; i < sizeof(p_drms_tab1); i++ ) + { + p_tmp[ 2 ] = p_ctx[ 1 + 4 + (i - 4) ]; + + p_tmp[ 0 ] = (((p_tmp[ 2 ] >> 7) & 0x01010101) * 27) + ^ ((p_tmp[ 2 ] & 0xFF7F7F7F) << 1); + p_tmp[ 1 ] = (((p_tmp[ 0 ] >> 7) & 0x01010101) * 27) + ^ ((p_tmp[ 0 ] & 0xFF7F7F7F) << 1); + p_tmp[ 4 ] = (((p_tmp[ 1 ] >> 7) & 0x01010101) * 27) + ^ ((p_tmp[ 1 ] & 0xFF7F7F7F) << 1); + + p_tmp[ 2 ] ^= p_tmp[ 4 ]; + + p_tmp[ 3 ] = ROR( p_tmp[ 1 ] ^ p_tmp[ 2 ], 16 ) + ^ ROR( p_tmp[ 0 ] ^ p_tmp[ 2 ], 8 ) + ^ ROR( p_tmp[ 2 ], 24 ); + + p_ctx[ 1 + 4 + 64 + (i - 4) ] = p_tmp[ 3 ] ^ p_tmp[ 4 ] + ^ p_tmp[ 1 ] ^ p_tmp[ 0 ]; + } +} + +static void ctx_xor( uint32_t *p_ctx, uint32_t *p_in, uint32_t *p_out, + uint32_t p_table1[ 256 ], uint32_t p_table2[ 256 ] ) +{ + uint32_t i, x, y; + uint32_t p_tmp1[ 4 ]; + uint32_t p_tmp2[ 4 ]; + + i = p_ctx[ 0 ] * 4; + + p_tmp1[ 0 ] = p_ctx[ 1 + i + 24 ] ^ p_in[ 0 ]; + p_tmp1[ 1 ] = p_ctx[ 1 + i + 25 ] ^ p_in[ 1 ]; + p_tmp1[ 2 ] = p_ctx[ 1 + i + 26 ] ^ p_in[ 2 ]; + p_tmp1[ 3 ] = p_ctx[ 1 + i + 27 ] ^ p_in[ 3 ]; + + i += 84; + +#define XOR_ROR( p_table, p_tmp, i_ctx ) \ + p_table[ (p_tmp[ y > 2 ? y - 3 : y + 1 ] >> 24) & 0xFF ] \ + ^ ROR( p_table[ (p_tmp[ y > 1 ? y - 2 : y + 2 ] >> 16) & 0xFF ], 8 ) \ + ^ ROR( p_table[ (p_tmp[ y > 0 ? y - 1 : y + 3 ] >> 8) & 0xFF ], 16 ) \ + ^ ROR( p_table[ p_tmp[ y ] & 0xFF ], 24 ) \ + ^ p_ctx[ i_ctx ] + + for( x = 0; x < 1; x++ ) + { + memcpy( p_tmp2, p_tmp1, sizeof(p_tmp1) ); + + for( y = 0; y < 4; y++ ) + { + p_tmp1[ y ] = XOR_ROR( p_table1, p_tmp2, 1 + i - x + y ); + } + } + + for( ; x < 9; x++ ) + { + memcpy( p_tmp2, p_tmp1, sizeof(p_tmp1) ); + + for( y = 0; y < 4; y++ ) + { + p_tmp1[ y ] = XOR_ROR( p_table1, p_tmp2, + 1 + i - x - ((x * 3) - y) ); + } + } + + for( y = 0; y < 4; y++ ) + { + p_out[ y ] = XOR_ROR( p_table2, p_tmp1, + 1 + i - x - ((x * 3) - y) ); + } + +#undef XOR_ROR +} + +static void taos( uint32_t *p_buffer, uint32_t *p_input ) +{ + uint32_t i; + uint32_t x = 0; + uint32_t p_tmp1[ 4 ]; + uint32_t p_tmp2[ 4 ]; + + memcpy( p_tmp1, p_buffer, sizeof(p_tmp1) ); + + p_tmp2[ 0 ] = ((~p_tmp1[ 1 ] & p_tmp1[ 3 ]) + | (p_tmp1[ 2 ] & p_tmp1[ 1 ])) + p_input[ x ]; + p_tmp1[ 0 ] = p_tmp2[ 0 ] + p_tmp1[ 0 ] + p_drms_tab_taos[ x++ ]; + + for( i = 0; i < 4; i++ ) + { + p_tmp2[ 0 ] = ((p_tmp1[ 0 ] >> 0x19) + | (p_tmp1[ 0 ] << 0x7)) + p_tmp1[ 1 ]; + p_tmp2[ 1 ] = ((~p_tmp2[ 0 ] & p_tmp1[ 2 ]) + | (p_tmp1[ 1 ] & p_tmp2[ 0 ])) + p_input[ x ]; + p_tmp2[ 1 ] += p_tmp1[ 3 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 3 ] = ((p_tmp2[ 1 ] >> 0x14) + | (p_tmp2[ 1 ] << 0xC)) + p_tmp2[ 0 ]; + p_tmp2[ 1 ] = ((~p_tmp1[ 3 ] & p_tmp1[ 1 ]) + | (p_tmp1[ 3 ] & p_tmp2[ 0 ])) + p_input[ x ]; + p_tmp2[ 1 ] += p_tmp1[ 2 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 2 ] = ((p_tmp2[ 1 ] >> 0xF) + | (p_tmp2[ 1 ] << 0x11)) + p_tmp1[ 3 ]; + p_tmp2[ 1 ] = ((~p_tmp1[ 2 ] & p_tmp2[ 0 ]) + | (p_tmp1[ 3 ] & p_tmp1[ 2 ])) + p_input[ x ]; + p_tmp2[ 2 ] = p_tmp2[ 1 ] + p_tmp1[ 1 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 1 ] = ((p_tmp2[ 2 ] << 0x16) + | (p_tmp2[ 2 ] >> 0xA)) + p_tmp1[ 2 ]; + if( i == 3 ) + { + p_tmp2[ 1 ] = ((~p_tmp1[ 3 ] & p_tmp1[ 2 ]) + | (p_tmp1[ 3 ] & p_tmp1[ 1 ])) + p_input[ 1 ]; + } + else + { + p_tmp2[ 1 ] = ((~p_tmp1[ 1 ] & p_tmp1[ 3 ]) + | (p_tmp1[ 2 ] & p_tmp1[ 1 ])) + p_input[ x ]; + } + p_tmp1[ 0 ] = p_tmp2[ 0 ] + p_tmp2[ 1 ] + p_drms_tab_taos[ x++ ]; + } + + for( i = 0; i < 4; i++ ) + { + uint8_t p_table[ 4 ][ 4 ] = + { + { 6, 11, 0, 5 }, + { 10, 15, 4, 9 }, + { 14, 3, 8, 13 }, + { 2, 7, 12, 5 } + }; + + p_tmp2[ 0 ] = ((p_tmp1[ 0 ] >> 0x1B) + | (p_tmp1[ 0 ] << 0x5)) + p_tmp1[ 1 ]; + p_tmp2[ 1 ] = ((~p_tmp1[ 2 ] & p_tmp1[ 1 ]) + | (p_tmp1[ 2 ] & p_tmp2[ 0 ])) + + p_input[ p_table[ i ][ 0 ] ]; + p_tmp2[ 1 ] += p_tmp1[ 3 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 3 ] = ((p_tmp2[ 1 ] >> 0x17) + | (p_tmp2[ 1 ] << 0x9)) + p_tmp2[ 0 ]; + p_tmp2[ 1 ] = ((~p_tmp1[ 1 ] & p_tmp2[ 0 ]) + | (p_tmp1[ 3 ] & p_tmp1[ 1 ])) + + p_input[ p_table[ i ][ 1 ] ]; + p_tmp2[ 1 ] += p_tmp1[ 2 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 2 ] = ((p_tmp2[ 1 ] >> 0x12) + | (p_tmp2[ 1 ] << 0xE)) + p_tmp1[ 3 ]; + p_tmp2[ 1 ] = ((~p_tmp2[ 0 ] & p_tmp1[ 3 ]) + | (p_tmp1[ 2 ] & p_tmp2[ 0 ])) + + p_input[ p_table[ i ][ 2 ] ]; + p_tmp2[ 1 ] += p_tmp1[ 1 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 1 ] = ((p_tmp2[ 1 ] << 0x14) + | (p_tmp2[ 1 ] >> 0xC)) + p_tmp1[ 2 ]; + if( i == 3 ) + { + p_tmp2[ 1 ] = (p_tmp1[ 3 ] ^ p_tmp1[ 2 ] ^ p_tmp1[ 1 ]) + + p_input[ p_table[ i ][ 3 ] ]; + } + else + { + p_tmp2[ 1 ] = ((~p_tmp1[ 3 ] & p_tmp1[ 2 ]) + | (p_tmp1[ 3 ] & p_tmp1[ 1 ])) + + p_input[ p_table[ i ][ 3 ] ]; + } + p_tmp1[ 0 ] = p_tmp2[ 0 ] + p_tmp2[ 1 ] + p_drms_tab_taos[ x++ ]; + } + + for( i = 0; i < 4; i++ ) + { + uint8_t p_table[ 4 ][ 4 ] = + { + { 8, 11, 14, 1 }, + { 4, 7, 10, 13 }, + { 0, 3, 6, 9 }, + { 12, 15, 2, 0 } + }; + + p_tmp2[ 0 ] = ((p_tmp1[ 0 ] >> 0x1C) + | (p_tmp1[ 0 ] << 0x4)) + p_tmp1[ 1 ]; + p_tmp2[ 1 ] = (p_tmp1[ 2 ] ^ p_tmp1[ 1 ] ^ p_tmp2[ 0 ]) + + p_input[ p_table[ i ][ 0 ] ]; + p_tmp2[ 1 ] += p_tmp1[ 3 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 3 ] = ((p_tmp2[ 1 ] >> 0x15) + | (p_tmp2[ 1 ] << 0xB)) + p_tmp2[ 0 ]; + p_tmp2[ 1 ] = (p_tmp1[ 3 ] ^ p_tmp1[ 1 ] ^ p_tmp2[ 0 ]) + + p_input[ p_table[ i ][ 1 ] ]; + p_tmp2[ 1 ] += p_tmp1[ 2 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 2 ] = ((p_tmp2[ 1 ] >> 0x10) + | (p_tmp2[ 1 ] << 0x10)) + p_tmp1[ 3 ]; + p_tmp2[ 1 ] = (p_tmp1[ 3 ] ^ p_tmp1[ 2 ] ^ p_tmp2[ 0 ]) + + p_input[ p_table[ i ][ 2 ] ]; + p_tmp2[ 1 ] += p_tmp1[ 1 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 1 ] = ((p_tmp2[ 1 ] << 0x17) + | (p_tmp2[ 1 ] >> 0x9)) + p_tmp1[ 2 ]; + if( i == 3 ) + { + p_tmp2[ 1 ] = ((~p_tmp1[ 3 ] | p_tmp1[ 1 ]) ^ p_tmp1[ 2 ]) + + p_input[ p_table[ i ][ 3 ] ]; + } + else + { + p_tmp2[ 1 ] = (p_tmp1[ 3 ] ^ p_tmp1[ 2 ] ^ p_tmp1[ 1 ]) + + p_input[ p_table[ i ][ 3 ] ]; + } + p_tmp1[ 0 ] = p_tmp2[ 0 ] + p_tmp2[ 1 ] + p_drms_tab_taos[ x++ ]; + } + + for( i = 0; i < 4; i++ ) + { + uint8_t p_table[ 4 ][ 4 ] = + { + { 7, 14, 5, 12 }, + { 3, 10, 1, 8 }, + { 15, 6, 13, 4 }, + { 11, 2, 9, 0 } + }; + + p_tmp2[ 0 ] = ((p_tmp1[ 0 ] >> 0x1A) + | (p_tmp1[ 0 ] << 0x6)) + p_tmp1[ 1 ]; + p_tmp2[ 1 ] = ((~p_tmp1[ 2 ] | p_tmp2[ 0 ]) ^ p_tmp1[ 1 ]) + + p_input[ p_table[ i ][ 0 ] ]; + p_tmp2[ 1 ] += p_tmp1[ 3 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 3 ] = ((p_tmp2[ 1 ] >> 0x16) + | (p_tmp2[ 1 ] << 0xA)) + p_tmp2[ 0 ]; + p_tmp2[ 1 ] = ((~p_tmp1[ 1 ] | p_tmp1[ 3 ]) ^ p_tmp2[ 0 ]) + + p_input[ p_table[ i ][ 1 ] ]; + p_tmp2[ 1 ] += p_tmp1[ 2 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 2 ] = ((p_tmp2[ 1 ] >> 0x11) + | (p_tmp2[ 1 ] << 0xF)) + p_tmp1[ 3 ]; + p_tmp2[ 1 ] = ((~p_tmp2[ 0 ] | p_tmp1[ 2 ]) ^ p_tmp1[ 3 ]) + + p_input[ p_table[ i ][ 2 ] ]; + p_tmp2[ 1 ] += p_tmp1[ 1 ] + p_drms_tab_taos[ x++ ]; + + p_tmp1[ 1 ] = ((p_tmp2[ 1 ] << 0x15) + | (p_tmp2[ 1 ] >> 0xB)) + p_tmp1[ 2 ]; + + if( i < 3 ) + { + p_tmp2[ 1 ] = ((~p_tmp1[ 3 ] | p_tmp1[ 1 ]) ^ p_tmp1[ 2 ]) + + p_input[ p_table[ i ][ 3 ] ]; + p_tmp1[ 0 ] = p_tmp2[ 0 ] + p_tmp2[ 1 ] + p_drms_tab_taos[ x++ ]; + } + } + + p_buffer[ 0 ] += p_tmp2[ 0 ]; + p_buffer[ 1 ] += p_tmp1[ 1 ]; + p_buffer[ 2 ] += p_tmp1[ 2 ]; + p_buffer[ 3 ] += p_tmp1[ 3 ]; +} + +static void taos_add1( uint32_t *p_buffer, + uint8_t *p_in, uint32_t i_len ) +{ + uint32_t i; + uint32_t x, y; + uint32_t p_tmp[ 16 ]; + uint32_t i_offset = 0; + + x = p_buffer[ 6 ] & 63; + y = 64 - x; + + p_buffer[ 6 ] += i_len; + + if( i_len < y ) + { + memcpy( &((uint8_t *)p_buffer)[ 48 + x ], p_in, i_len ); + } + else + { + if( x ) + { + memcpy( &((uint8_t *)p_buffer)[ 48 + x ], p_in, y ); + taos( &p_buffer[ 8 ], &p_buffer[ 12 ] ); + i_offset = y; + i_len -= y; + } + + if( i_len >= 64 ) + { + for( i = 0; i < i_len / 64; i++ ) + { + memcpy( p_tmp, &p_in[ i_offset ], sizeof(p_tmp) ); + taos( &p_buffer[ 8 ], p_tmp ); + i_offset += 64; + i_len -= 64; + } + } + + if( i_len ) + { + memcpy( &p_buffer[ 12 ], &p_in[ i_offset ], i_len ); + } + } +} + +static void taos_end1( uint32_t *p_buffer, uint32_t *p_out ) +{ + uint32_t x, y; + + x = p_buffer[ 6 ] & 63; + y = 63 - x; + + ((uint8_t *)p_buffer)[ 48 + x++ ] = 128; + + if( y < 8 ) + { + memset( &((uint8_t *)p_buffer)[ 48 + x ], 0, y ); + taos( &p_buffer[ 8 ], &p_buffer[ 12 ] ); + y = 64; + x = 0; + } + + memset( &((uint8_t *)p_buffer)[ 48 + x ], 0, y ); + + p_buffer[ 26 ] = p_buffer[ 6 ] * 8; + p_buffer[ 27 ] = p_buffer[ 6 ] >> 29; + taos( &p_buffer[ 8 ], &p_buffer[ 12 ] ); + + memcpy( p_out, &p_buffer[ 8 ], sizeof(*p_out) * 4 ); +} + +static void taos_add2( uint32_t *p_buffer, uint8_t *p_in, uint32_t i_len ) +{ + uint32_t i, x; + uint32_t p_tmp[ 16 ]; + + x = (p_buffer[ 0 ] / 8) & 63; + i = p_buffer[ 0 ] + i_len * 8; + + if( i < p_buffer[ 0 ] ) + { + p_buffer[ 1 ] += 1; + } + + p_buffer[ 0 ] = i; + p_buffer[ 1 ] += i_len >> 29; + + for( i = 0; i < i_len; i++ ) + { + ((uint8_t *)p_buffer)[ 24 + x++ ] = p_in[ i ]; + + if( x != 64 ) + continue; + + memcpy( p_tmp, &p_buffer[ 6 ], sizeof(p_tmp) ); + taos( &p_buffer[ 2 ], p_tmp ); + } +} + +static void taos_add2e( uint32_t *p_buffer, uint32_t *p_in, uint32_t i_len ) +{ + uint32_t i, x, y; + uint32_t p_tmp[ 32 ]; + + if( i_len ) + { + for( x = i_len; x; x -= y ) + { + y = x > 32 ? 32 : x; + + for( i = 0; i < y; i++ ) + { + p_tmp[ i ] = U32_AT(&p_in[ i ]); + } + } + } + + taos_add2( p_buffer, (uint8_t *)p_tmp, i_len * sizeof(p_tmp[ 0 ]) ); +} + +static void taos_end2( uint32_t *p_buffer ) +{ + uint32_t x; + uint32_t p_tmp[ 16 ]; + + p_tmp[ 14 ] = p_buffer[ 0 ]; + p_tmp[ 15 ] = p_buffer[ 1 ]; + + x = (p_buffer[ 0 ] / 8) & 63; + + taos_add2( p_buffer, p_drms_tab_tend, 56 - x ); + memcpy( p_tmp, &p_buffer[ 6 ], 56 ); + taos( &p_buffer[ 2 ], p_tmp ); + memcpy( &p_buffer[ 22 ], &p_buffer[ 2 ], sizeof(*p_buffer) * 4 ); +} + +static void taos_add3( uint32_t *p_buffer, uint8_t *p_key, uint32_t i_len ) +{ + uint32_t x, y; + uint32_t i = 0; + + x = (p_buffer[ 4 ] / 8) & 63; + p_buffer[ 4 ] += i_len * 8; + + if( p_buffer[ 4 ] < i_len * 8 ) + p_buffer[ 5 ] += 1; + + p_buffer[ 5 ] += i_len >> 29; + + y = 64 - x; + + if( i_len >= y ) + { + memcpy( &((uint8_t *)p_buffer)[ 24 + x ], p_key, y ); + taos( p_buffer, &p_buffer[ 6 ] ); + + i = y; + y += 63; + + if( y < i_len ) + { + for( ; y < i_len; y += 64, i += 64 ) + { + taos( p_buffer, (uint32_t *)&p_key[y - 63] ); + } + } + else + { + x = 0; + } + } + + memcpy( &((uint8_t *)p_buffer)[ 24 + x ], &p_key[ i ], i_len - i ); +} + +static int taos_osi( uint32_t *p_buffer ) +{ + int i_ret = 0; + +#ifdef _WIN32 + HKEY i_key; + uint32_t i; + DWORD i_size; + DWORD i_serial; + LPBYTE p_reg_buf; + + static LPCTSTR p_reg_keys[ 3 ][ 2 ] = + { + { + _T("HARDWARE\\DESCRIPTION\\System"), + _T("SystemBiosVersion") + }, + + { + _T("HARDWARE\\DESCRIPTION\\System\\CentralProcessor\\0"), + _T("ProcessorNameString") + }, + + { + _T("SOFTWARE\\Microsoft\\Windows\\CurrentVersion"), + _T("ProductId") + } + }; + + taos_add1( p_buffer, "cache-control", 13 ); + taos_add1( p_buffer, "Ethernet", 8 ); + + GetVolumeInformation( _T("C:\\"), NULL, 0, &i_serial, + NULL, NULL, NULL, 0 ); + taos_add1( p_buffer, (uint8_t *)&i_serial, 4 ); + + for( i = 0; i < sizeof(p_reg_keys)/sizeof(p_reg_keys[ 0 ]); i++ ) + { + if( RegOpenKeyEx( HKEY_LOCAL_MACHINE, p_reg_keys[ i ][ 0 ], + 0, KEY_READ, &i_key ) == ERROR_SUCCESS ) + { + if( RegQueryValueEx( i_key, p_reg_keys[ i ][ 1 ], + NULL, NULL, NULL, + &i_size ) == ERROR_SUCCESS ) + { + p_reg_buf = malloc( i_size ); + + if( p_reg_buf != NULL ) + { + if( RegQueryValueEx( i_key, p_reg_keys[ i ][ 1 ], + NULL, NULL, p_reg_buf, + &i_size ) == ERROR_SUCCESS ) + { + taos_add1( p_buffer, (uint8_t *)p_reg_buf, + i_size ); + } + + free( p_reg_buf ); + } + } + + RegCloseKey( i_key ); + } + } + +#else + i_ret = -1; +#endif + + return( i_ret ); +} + +static int get_sci_data( uint32_t p_sci[ 11 ][ 4 ] ) +{ + int i_ret = -1; + +#ifdef _WIN32 + HANDLE i_file; + DWORD i_size, i_read; + TCHAR p_path[ MAX_PATH ]; + TCHAR *p_filename = _T("\\Apple Computer\\iTunes\\SC Info\\SC Info.sidb"); + + typedef HRESULT (WINAPI *SHGETFOLDERPATH)( HWND, int, HANDLE, DWORD, + LPTSTR ); + + HINSTANCE shfolder_dll = NULL; + SHGETFOLDERPATH dSHGetFolderPath = NULL; + + if( ( shfolder_dll = LoadLibrary( _T("SHFolder.dll") ) ) != NULL ) + { + dSHGetFolderPath = + (SHGETFOLDERPATH)GetProcAddress( shfolder_dll, +#ifdef _UNICODE + _T("SHGetFolderPathW") ); +#else + _T("SHGetFolderPathA") ); +#endif + } + + if( dSHGetFolderPath != NULL && + SUCCEEDED( dSHGetFolderPath( NULL, /*CSIDL_COMMON_APPDATA*/ 0x0023, + NULL, 0, p_path ) ) ) + { + _tcsncat( p_path, p_filename, min( _tcslen( p_filename ), + (MAX_PATH-1) - _tcslen( p_path ) ) ); + + i_file = CreateFile( p_path, GENERIC_READ, 0, NULL, + OPEN_EXISTING, 0, NULL ); + if( i_file != INVALID_HANDLE_VALUE ) + { + i_read = sizeof(p_sci[ 0 ]) * 11; + i_size = GetFileSize( i_file, NULL ); + if( i_size != INVALID_FILE_SIZE && i_size >= i_read ) + { + i_size = SetFilePointer( i_file, 4, NULL, FILE_BEGIN ); + if( i_size != /*INVALID_SET_FILE_POINTER*/ ((DWORD)-1)) + { + if( ReadFile( i_file, p_sci, i_read, &i_size, NULL ) && + i_size == i_read ) + { + i_ret = 0; + } + } + } + + CloseHandle( i_file ); + } + } +#endif + + return( i_ret ); +} + +static void acei_taxs( uint32_t *p_acei, uint32_t i_val ) +{ + uint32_t i, x; + + i = (i_val / 16) & 15; + x = (~(i_val & 15)) & 15; + + if( (i_val & 768) == 768 ) + { + x = (~i) & 15; + i = i_val & 15; + + p_acei[ 25 + i ] = p_acei[ 25 + ((16 - x) & 15) ] + + p_acei[ 25 + (15 - x) ]; + } + else if( (i_val & 512) == 512 ) + { + p_acei[ 25 + i ] ^= p_drms_tab_xor[ 15 - i ][ x ]; + } + else if( (i_val & 256) == 256 ) + { + p_acei[ 25 + i ] -= p_drms_tab_sub[ 15 - i ][ x ]; + } + else + { + p_acei[ 25 + i ] += p_drms_tab_add[ 15 - i ][ x ]; + } +} + +static void acei( uint32_t *p_acei, uint8_t *p_buffer, uint32_t i_len ) +{ + uint32_t i, x; + uint32_t p_tmp[ 26 ]; + + for( i = 5; i < 25; i++ ) + { + if( p_acei[ i ] ) + { + acei_taxs( p_acei, p_acei[ i ] ); + } + } + + TAOS_INIT( p_tmp, 2 ); + taos_add2e( p_tmp, &p_acei[ 25 ], sizeof(*p_acei) * 4 ); + taos_end2( p_tmp ); + + x = i_len < 16 ? i_len : 16; + + if( x > 0 ) + { + for( i = 0; i < x; i++ ) + { + p_buffer[ i ] ^= ((uint8_t *)&p_tmp)[ 88 + i ]; + } + } +} + +static uint32_t ttov_calc( uint32_t *p_acei ) +{ + int32_t i_val; + uint32_t p_tmp[ 26 ]; + + TAOS_INIT( p_tmp, 2 ); + taos_add2e( p_tmp, &p_acei[ 0 ], 4 ); + taos_add2e( p_tmp, &p_acei[ 4 ], 1 ); + taos_end2( p_tmp ); + + p_acei[ 4 ]++; + + i_val = ((int32_t)U32_AT(&p_tmp[ 22 ])) % 1024; + + return( i_val < 0 ? i_val * -1 : i_val ); +} + +static void acei_init( uint32_t *p_acei, uint32_t *p_sys_key ) +{ + uint32_t i; + + for( i = 0; i < 4; i++ ) + { + p_acei[ i ] = U32_AT(&p_sys_key[ i ]); + } + + p_acei[ 4 ] = 0x5476212A; + + for( i = 5; i < 25; i++ ) + { + p_acei[ i ] = ttov_calc( p_acei ); + } + + p_acei[ 25 + 0 ] = p_acei[ 0 ]; + p_acei[ 25 + 1 ] = 0x68723876; + p_acei[ 25 + 2 ] = 0x41617376; + p_acei[ 25 + 3 ] = 0x4D4B4F76; + + p_acei[ 25 + 4 ] = p_acei[ 1 ]; + p_acei[ 25 + 5 ] = 0x48556646; + p_acei[ 25 + 6 ] = 0x38393725; + p_acei[ 25 + 7 ] = 0x2E3B5B3D; + + p_acei[ 25 + 8 ] = p_acei[ 2 ]; + p_acei[ 25 + 9 ] = 0x37363866; + p_acei[ 25 + 10 ] = 0x30383637; + p_acei[ 25 + 11 ] = 0x34333661; + + p_acei[ 25 + 12 ] = p_acei[ 3 ]; + p_acei[ 25 + 13 ] = 0x37386162; + p_acei[ 25 + 14 ] = 0x494F6E66; + p_acei[ 25 + 15 ] = 0x2A282966; +} + +static __inline void block_xor( uint32_t *p_in, uint32_t *p_key, + uint32_t *p_out ) +{ + uint32_t i; + + for( i = 0; i < 4; i++ ) + { + p_out[ i ] = p_key[ i ] ^ p_in[ i ]; + } +} + +int drms_get_sys_key( uint32_t *p_sys_key ) +{ + uint32_t p_tmp[ 128 ]; + uint32_t p_tmp_key[ 4 ]; + + TAOS_INIT( p_tmp, 8 ); + if( taos_osi( p_tmp ) ) + { + return( -1 ); + } + taos_end1( p_tmp, p_tmp_key ); + + TAOS_INIT( p_tmp, 2 ); + taos_add2( p_tmp, "YuaFlafu", 8 ); + taos_add2( p_tmp, (uint8_t *)p_tmp_key, 6 ); + taos_add2( p_tmp, (uint8_t *)p_tmp_key, 6 ); + taos_add2( p_tmp, (uint8_t *)p_tmp_key, 6 ); + taos_add2( p_tmp, "zPif98ga", 8 ); + taos_end2( p_tmp ); + + memcpy( p_sys_key, &p_tmp[ 2 ], sizeof(*p_sys_key) * 4 ); + + return( 0 ); +} + +int drms_get_user_key( uint32_t *p_sys_key, uint32_t *p_user_key ) +{ + uint32_t i; + uint32_t p_tmp[ 4 ]; + uint32_t *p_cur_key; + uint32_t p_acei[ 41 ]; + uint32_t p_ctx[ 128 ]; + uint32_t p_sci[ 2 ][ 11 ][ 4 ]; + + uint32_t p_sci_key[ 4 ] = + { + 0x6E66556D, 0x6E676F70, 0x67666461, 0x33373866 + }; + + if( p_sys_key == NULL ) + { + if( drms_get_sys_key( p_tmp ) ) + { + return( -1 ); + } + + p_sys_key = p_tmp; + } + + if( get_sci_data( p_sci[ 0 ] ) ) + { + return( -1 ); + } + + init_ctx( p_ctx, p_sys_key ); + + for( i = 0, p_cur_key = p_sci_key; + i < sizeof(p_sci[ 0 ])/sizeof(p_sci[ 0 ][ 0 ]); i++ ) + { + ctx_xor( p_ctx, &p_sci[ 0 ][ i ][ 0 ], &p_sci[ 1 ][ i ][ 0 ], + p_drms_tab3, p_drms_tab4 ); + block_xor( &p_sci[ 1 ][ i ][ 0 ], p_cur_key, &p_sci[ 1 ][ i ][ 0 ] ); + + p_cur_key = &p_sci[ 0 ][ i ][ 0 ]; + } + + acei_init( p_acei, p_sys_key ); + + for( i = 0; i < sizeof(p_sci[ 1 ])/sizeof(p_sci[ 1 ][ 0 ]); i++ ) + { + acei( p_acei, (uint8_t *)&p_sci[ 1 ][ i ][ 0 ], + sizeof(p_sci[ 1 ][ i ]) ); + } + + memcpy( p_user_key, &p_sci[ 1 ][ 10 ][ 0 ], sizeof(p_sci[ 1 ][ i ]) ); + + return( 0 ); +} + +struct drms_s +{ + uint8_t *p_iviv; + uint32_t i_iviv_len; + uint8_t *p_name; + uint32_t i_name_len; + + uint32_t *p_tmp; + uint32_t i_tmp_len; + + uint32_t p_key[ 4 ]; + uint32_t p_ctx[ 128 ]; +}; + +#define P_DRMS ((struct drms_s *)p_drms) + +void *drms_alloc() +{ + struct drms_s *p_drms; + + p_drms = malloc( sizeof(struct drms_s) ); + + if( p_drms != NULL ) + { + memset( p_drms, 0, sizeof(struct drms_s) ); + + p_drms->i_tmp_len = 1024; + p_drms->p_tmp = malloc( p_drms->i_tmp_len ); + if( p_drms->p_tmp == NULL ) + { + free( (void *)p_drms ); + p_drms = NULL; + } + } + + return( (void *)p_drms ); +} + +void drms_free( void *p_drms ) +{ + if( P_DRMS->p_name != NULL ) + { + free( (void *)P_DRMS->p_name ); + } + + if( P_DRMS->p_iviv != NULL ) + { + free( (void *)P_DRMS->p_iviv ); + } + + if( P_DRMS->p_tmp != NULL ) + { + free( (void *)P_DRMS->p_tmp ); + } + + free( p_drms ); +} + +void drms_decrypt( void *p_drms, uint32_t *p_buffer, uint32_t i_len ) +{ + uint32_t i, x, y; + uint32_t *p_cur_key = P_DRMS->p_key; + + x = (i_len / sizeof(P_DRMS->p_key)) * sizeof(P_DRMS->p_key); + + if( P_DRMS->i_tmp_len < x ) + { + free( (void *)P_DRMS->p_tmp ); + + P_DRMS->i_tmp_len = x; + P_DRMS->p_tmp = malloc( P_DRMS->i_tmp_len ); + } + + if( P_DRMS->p_tmp != NULL ) + { + memcpy( P_DRMS->p_tmp, p_buffer, x ); + + for( i = 0, x /= sizeof(P_DRMS->p_key); i < x; i++ ) + { + y = i * sizeof(*p_buffer); + + ctx_xor( P_DRMS->p_ctx, P_DRMS->p_tmp + y, p_buffer + y, + p_drms_tab3, p_drms_tab4 ); + block_xor( p_buffer + y, p_cur_key, p_buffer + y ); + + p_cur_key = P_DRMS->p_tmp + y; + } + } +} + +int drms_init( void *p_drms, uint32_t i_type, + uint8_t *p_info, uint32_t i_len ) +{ + int i_ret = 0; + + switch( i_type ) + { + case DRMS_INIT_UKEY: + { + if( i_len != sizeof(P_DRMS->p_key) ) + { + i_ret = -1; + break; + } + + init_ctx( P_DRMS->p_ctx, (uint32_t *)p_info ); + } + break; + + case DRMS_INIT_IVIV: + { + if( i_len != sizeof(P_DRMS->p_key) ) + { + i_ret = -1; + break; + } + + P_DRMS->p_iviv = malloc( i_len ); + if( P_DRMS->p_iviv == NULL ) + { + i_ret = -1; + break; + } + + memcpy( P_DRMS->p_iviv, p_info, i_len ); + P_DRMS->i_iviv_len = i_len; + } + break; + + case DRMS_INIT_NAME: + { + P_DRMS->p_name = malloc( i_len ); + if( P_DRMS->p_name == NULL ) + { + i_ret = -1; + break; + } + + memcpy( P_DRMS->p_name, p_info, i_len ); + P_DRMS->i_name_len = i_len; + } + break; + + case DRMS_INIT_PRIV: + { + uint32_t i; + uint32_t p_priv[ 64 ]; + uint32_t p_tmp[ 128 ]; + + if( i_len < 64 ) + { + i_ret = -1; + break; + } + + TAOS_INIT( p_tmp, 0 ); + taos_add3( p_tmp, P_DRMS->p_name, P_DRMS->i_name_len ); + taos_add3( p_tmp, P_DRMS->p_iviv, P_DRMS->i_iviv_len ); + memcpy( p_priv, &p_tmp[ 4 ], sizeof(p_priv[ 0 ]) * 2 ); + i = (p_tmp[ 4 ] / 8) & 63; + i = i >= 56 ? 120 - i : 56 - i; + taos_add3( p_tmp, p_drms_tab_tend, i ); + taos_add3( p_tmp, (uint8_t *)p_priv, sizeof(p_priv[ 0 ]) * 2 ); + + memcpy( p_priv, p_info, 64 ); + memcpy( P_DRMS->p_key, p_tmp, sizeof(P_DRMS->p_key) ); + drms_decrypt( p_drms, p_priv, sizeof(p_priv) ); + + init_ctx( P_DRMS->p_ctx, &p_priv[ 6 ] ); + memcpy( P_DRMS->p_key, &p_priv[ 12 ], sizeof(P_DRMS->p_key) ); + + free( (void *)P_DRMS->p_name ); + P_DRMS->p_name = NULL; + free( (void *)P_DRMS->p_iviv ); + P_DRMS->p_iviv = NULL; + } + break; + } + + return( i_ret ); +} + +#undef P_DRMS + +#endif + diff --git a/src/mp4ff/drms.h b/src/mp4ff/drms.h new file mode 100644 index 000000000..42d957400 --- /dev/null +++ b/src/mp4ff/drms.h @@ -0,0 +1,40 @@ +/***************************************************************************** + * drms.h : DRMS + ***************************************************************************** + * Copyright (C) 2004 VideoLAN + * $Id: drms.h,v 1.3 2004/01/11 15:52:18 menno Exp $ + * + * Author: Jon Lech Johansen + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. + *****************************************************************************/ + + +#define DRMS_INIT_UKEY 0 +#define DRMS_INIT_IVIV 1 +#define DRMS_INIT_NAME 2 +#define DRMS_INIT_PRIV 3 + +extern int drms_get_sys_key( uint32_t *p_sys_key ); +extern int drms_get_user_key( uint32_t *p_sys_key, + uint32_t *p_user_key ); + +extern void *drms_alloc(); +extern void drms_free( void *p_drms ); +extern int drms_init( void *p_drms, uint32_t i_type, + uint8_t *p_info, uint32_t i_len ); +extern void drms_decrypt( void *p_drms, uint32_t *p_buffer, + uint32_t i_len ); + diff --git a/src/mp4ff/drmstables.h b/src/mp4ff/drmstables.h new file mode 100644 index 000000000..e38c1f762 --- /dev/null +++ b/src/mp4ff/drmstables.h @@ -0,0 +1,449 @@ +/***************************************************************************** + * drmstables.h : DRMS tables + ***************************************************************************** + * Copyright (C) 2004 VideoLAN + * $Id: drmstables.h,v 1.2 2004/01/11 15:52:18 menno Exp $ + * + * Author: Jon Lech Johansen + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. + *****************************************************************************/ + + +static uint32_t p_drms_tab1[ 10 ] = +{ + 0x00000001, 0x00000002, 0x00000004, 0x00000008, 0x00000010, 0x00000020, + 0x00000040, 0x00000080, 0x0000001B, 0x00000036 +}; + +static uint32_t p_drms_tab2[ 256 ] = +{ + 0x63000000, 0x7C000000, 0x77000000, 0x7B000000, 0xF2000000, 0x6B000000, + 0x6F000000, 0xC5000000, 0x30000000, 0x01000000, 0x67000000, 0x2B000000, + 0xFE000000, 0xD7000000, 0xAB000000, 0x76000000, 0xCA000000, 0x82000000, + 0xC9000000, 0x7D000000, 0xFA000000, 0x59000000, 0x47000000, 0xF0000000, + 0xAD000000, 0xD4000000, 0xA2000000, 0xAF000000, 0x9C000000, 0xA4000000, + 0x72000000, 0xC0000000, 0xB7000000, 0xFD000000, 0x93000000, 0x26000000, + 0x36000000, 0x3F000000, 0xF7000000, 0xCC000000, 0x34000000, 0xA5000000, + 0xE5000000, 0xF1000000, 0x71000000, 0xD8000000, 0x31000000, 0x15000000, + 0x04000000, 0xC7000000, 0x23000000, 0xC3000000, 0x18000000, 0x96000000, + 0x05000000, 0x9A000000, 0x07000000, 0x12000000, 0x80000000, 0xE2000000, + 0xEB000000, 0x27000000, 0xB2000000, 0x75000000, 0x09000000, 0x83000000, + 0x2C000000, 0x1A000000, 0x1B000000, 0x6E000000, 0x5A000000, 0xA0000000, + 0x52000000, 0x3B000000, 0xD6000000, 0xB3000000, 0x29000000, 0xE3000000, + 0x2F000000, 0x84000000, 0x53000000, 0xD1000000, 0x00000000, 0xED000000, + 0x20000000, 0xFC000000, 0xB1000000, 0x5B000000, 0x6A000000, 0xCB000000, + 0xBE000000, 0x39000000, 0x4A000000, 0x4C000000, 0x58000000, 0xCF000000, + 0xD0000000, 0xEF000000, 0xAA000000, 0xFB000000, 0x43000000, 0x4D000000, + 0x33000000, 0x85000000, 0x45000000, 0xF9000000, 0x02000000, 0x7F000000, + 0x50000000, 0x3C000000, 0x9F000000, 0xA8000000, 0x51000000, 0xA3000000, + 0x40000000, 0x8F000000, 0x92000000, 0x9D000000, 0x38000000, 0xF5000000, + 0xBC000000, 0xB6000000, 0xDA000000, 0x21000000, 0x10000000, 0xFF000000, + 0xF3000000, 0xD2000000, 0xCD000000, 0x0C000000, 0x13000000, 0xEC000000, + 0x5F000000, 0x97000000, 0x44000000, 0x17000000, 0xC4000000, 0xA7000000, + 0x7E000000, 0x3D000000, 0x64000000, 0x5D000000, 0x19000000, 0x73000000, + 0x60000000, 0x81000000, 0x4F000000, 0xDC000000, 0x22000000, 0x2A000000, + 0x90000000, 0x88000000, 0x46000000, 0xEE000000, 0xB8000000, 0x14000000, + 0xDE000000, 0x5E000000, 0x0B000000, 0xDB000000, 0xE0000000, 0x32000000, + 0x3A000000, 0x0A000000, 0x49000000, 0x06000000, 0x24000000, 0x5C000000, + 0xC2000000, 0xD3000000, 0xAC000000, 0x62000000, 0x91000000, 0x95000000, + 0xE4000000, 0x79000000, 0xE7000000, 0xC8000000, 0x37000000, 0x6D000000, + 0x8D000000, 0xD5000000, 0x4E000000, 0xA9000000, 0x6C000000, 0x56000000, + 0xF4000000, 0xEA000000, 0x65000000, 0x7A000000, 0xAE000000, 0x08000000, + 0xBA000000, 0x78000000, 0x25000000, 0x2E000000, 0x1C000000, 0xA6000000, + 0xB4000000, 0xC6000000, 0xE8000000, 0xDD000000, 0x74000000, 0x1F000000, + 0x4B000000, 0xBD000000, 0x8B000000, 0x8A000000, 0x70000000, 0x3E000000, + 0xB5000000, 0x66000000, 0x48000000, 0x03000000, 0xF6000000, 0x0E000000, + 0x61000000, 0x35000000, 0x57000000, 0xB9000000, 0x86000000, 0xC1000000, + 0x1D000000, 0x9E000000, 0xE1000000, 0xF8000000, 0x98000000, 0x11000000, + 0x69000000, 0xD9000000, 0x8E000000, 0x94000000, 0x9B000000, 0x1E000000, + 0x87000000, 0xE9000000, 0xCE000000, 0x55000000, 0x28000000, 0xDF000000, + 0x8C000000, 0xA1000000, 0x89000000, 0x0D000000, 0xBF000000, 0xE6000000, + 0x42000000, 0x68000000, 0x41000000, 0x99000000, 0x2D000000, 0x0F000000, + 0xB0000000, 0x54000000, 0xBB000000, 0x16000000 +}; + +static uint32_t p_drms_tab3[ 256 ] = +{ + 0x5150A7F4, 0x7E536541, 0x1AC3A417, 0x3A965E27, 0x3BCB6BAB, 0x1FF1459D, + 0xACAB58FA, 0x4B9303E3, 0x2055FA30, 0xADF66D76, 0x889176CC, 0xF5254C02, + 0x4FFCD7E5, 0xC5D7CB2A, 0x26804435, 0xB58FA362, 0xDE495AB1, 0x25671BBA, + 0x45980EEA, 0x5DE1C0FE, 0xC302752F, 0x8112F04C, 0x8DA39746, 0x6BC6F9D3, + 0x03E75F8F, 0x15959C92, 0xBFEB7A6D, 0x95DA5952, 0xD42D83BE, 0x58D32174, + 0x492969E0, 0x8E44C8C9, 0x756A89C2, 0xF478798E, 0x996B3E58, 0x27DD71B9, + 0xBEB64FE1, 0xF017AD88, 0xC966AC20, 0x7DB43ACE, 0x63184ADF, 0xE582311A, + 0x97603351, 0x62457F53, 0xB1E07764, 0xBB84AE6B, 0xFE1CA081, 0xF9942B08, + 0x70586848, 0x8F19FD45, 0x94876CDE, 0x52B7F87B, 0xAB23D373, 0x72E2024B, + 0xE3578F1F, 0x662AAB55, 0xB20728EB, 0x2F03C2B5, 0x869A7BC5, 0xD3A50837, + 0x30F28728, 0x23B2A5BF, 0x02BA6A03, 0xED5C8216, 0x8A2B1CCF, 0xA792B479, + 0xF3F0F207, 0x4EA1E269, 0x65CDF4DA, 0x06D5BE05, 0xD11F6234, 0xC48AFEA6, + 0x349D532E, 0xA2A055F3, 0x0532E18A, 0xA475EBF6, 0x0B39EC83, 0x40AAEF60, + 0x5E069F71, 0xBD51106E, 0x3EF98A21, 0x963D06DD, 0xDDAE053E, 0x4D46BDE6, + 0x91B58D54, 0x71055DC4, 0x046FD406, 0x60FF1550, 0x1924FB98, 0xD697E9BD, + 0x89CC4340, 0x67779ED9, 0xB0BD42E8, 0x07888B89, 0xE7385B19, 0x79DBEEC8, + 0xA1470A7C, 0x7CE90F42, 0xF8C91E84, 0x00000000, 0x09838680, 0x3248ED2B, + 0x1EAC7011, 0x6C4E725A, 0xFDFBFF0E, 0x0F563885, 0x3D1ED5AE, 0x3627392D, + 0x0A64D90F, 0x6821A65C, 0x9BD1545B, 0x243A2E36, 0x0CB1670A, 0x930FE757, + 0xB4D296EE, 0x1B9E919B, 0x804FC5C0, 0x61A220DC, 0x5A694B77, 0x1C161A12, + 0xE20ABA93, 0xC0E52AA0, 0x3C43E022, 0x121D171B, 0x0E0B0D09, 0xF2ADC78B, + 0x2DB9A8B6, 0x14C8A91E, 0x578519F1, 0xAF4C0775, 0xEEBBDD99, 0xA3FD607F, + 0xF79F2601, 0x5CBCF572, 0x44C53B66, 0x5B347EFB, 0x8B762943, 0xCBDCC623, + 0xB668FCED, 0xB863F1E4, 0xD7CADC31, 0x42108563, 0x13402297, 0x842011C6, + 0x857D244A, 0xD2F83DBB, 0xAE1132F9, 0xC76DA129, 0x1D4B2F9E, 0xDCF330B2, + 0x0DEC5286, 0x77D0E3C1, 0x2B6C16B3, 0xA999B970, 0x11FA4894, 0x472264E9, + 0xA8C48CFC, 0xA01A3FF0, 0x56D82C7D, 0x22EF9033, 0x87C74E49, 0xD9C1D138, + 0x8CFEA2CA, 0x98360BD4, 0xA6CF81F5, 0xA528DE7A, 0xDA268EB7, 0x3FA4BFAD, + 0x2CE49D3A, 0x500D9278, 0x6A9BCC5F, 0x5462467E, 0xF6C2138D, 0x90E8B8D8, + 0x2E5EF739, 0x82F5AFC3, 0x9FBE805D, 0x697C93D0, 0x6FA92DD5, 0xCFB31225, + 0xC83B99AC, 0x10A77D18, 0xE86E639C, 0xDB7BBB3B, 0xCD097826, 0x6EF41859, + 0xEC01B79A, 0x83A89A4F, 0xE6656E95, 0xAA7EE6FF, 0x2108CFBC, 0xEFE6E815, + 0xBAD99BE7, 0x4ACE366F, 0xEAD4099F, 0x29D67CB0, 0x31AFB2A4, 0x2A31233F, + 0xC63094A5, 0x35C066A2, 0x7437BC4E, 0xFCA6CA82, 0xE0B0D090, 0x3315D8A7, + 0xF14A9804, 0x41F7DAEC, 0x7F0E50CD, 0x172FF691, 0x768DD64D, 0x434DB0EF, + 0xCC544DAA, 0xE4DF0496, 0x9EE3B5D1, 0x4C1B886A, 0xC1B81F2C, 0x467F5165, + 0x9D04EA5E, 0x015D358C, 0xFA737487, 0xFB2E410B, 0xB35A1D67, 0x9252D2DB, + 0xE9335610, 0x6D1347D6, 0x9A8C61D7, 0x377A0CA1, 0x598E14F8, 0xEB893C13, + 0xCEEE27A9, 0xB735C961, 0xE1EDE51C, 0x7A3CB147, 0x9C59DFD2, 0x553F73F2, + 0x1879CE14, 0x73BF37C7, 0x53EACDF7, 0x5F5BAAFD, 0xDF146F3D, 0x7886DB44, + 0xCA81F3AF, 0xB93EC468, 0x382C3424, 0xC25F40A3, 0x1672C31D, 0xBC0C25E2, + 0x288B493C, 0xFF41950D, 0x397101A8, 0x08DEB30C, 0xD89CE4B4, 0x6490C156, + 0x7B6184CB, 0xD570B632, 0x48745C6C, 0xD04257B8 +}; + +static uint32_t p_drms_tab4[ 256 ] = +{ + 0x52000000, 0x09000000, 0x6A000000, 0xD5000000, 0x30000000, 0x36000000, + 0xA5000000, 0x38000000, 0xBF000000, 0x40000000, 0xA3000000, 0x9E000000, + 0x81000000, 0xF3000000, 0xD7000000, 0xFB000000, 0x7C000000, 0xE3000000, + 0x39000000, 0x82000000, 0x9B000000, 0x2F000000, 0xFF000000, 0x87000000, + 0x34000000, 0x8E000000, 0x43000000, 0x44000000, 0xC4000000, 0xDE000000, + 0xE9000000, 0xCB000000, 0x54000000, 0x7B000000, 0x94000000, 0x32000000, + 0xA6000000, 0xC2000000, 0x23000000, 0x3D000000, 0xEE000000, 0x4C000000, + 0x95000000, 0x0B000000, 0x42000000, 0xFA000000, 0xC3000000, 0x4E000000, + 0x08000000, 0x2E000000, 0xA1000000, 0x66000000, 0x28000000, 0xD9000000, + 0x24000000, 0xB2000000, 0x76000000, 0x5B000000, 0xA2000000, 0x49000000, + 0x6D000000, 0x8B000000, 0xD1000000, 0x25000000, 0x72000000, 0xF8000000, + 0xF6000000, 0x64000000, 0x86000000, 0x68000000, 0x98000000, 0x16000000, + 0xD4000000, 0xA4000000, 0x5C000000, 0xCC000000, 0x5D000000, 0x65000000, + 0xB6000000, 0x92000000, 0x6C000000, 0x70000000, 0x48000000, 0x50000000, + 0xFD000000, 0xED000000, 0xB9000000, 0xDA000000, 0x5E000000, 0x15000000, + 0x46000000, 0x57000000, 0xA7000000, 0x8D000000, 0x9D000000, 0x84000000, + 0x90000000, 0xD8000000, 0xAB000000, 0x00000000, 0x8C000000, 0xBC000000, + 0xD3000000, 0x0A000000, 0xF7000000, 0xE4000000, 0x58000000, 0x05000000, + 0xB8000000, 0xB3000000, 0x45000000, 0x06000000, 0xD0000000, 0x2C000000, + 0x1E000000, 0x8F000000, 0xCA000000, 0x3F000000, 0x0F000000, 0x02000000, + 0xC1000000, 0xAF000000, 0xBD000000, 0x03000000, 0x01000000, 0x13000000, + 0x8A000000, 0x6B000000, 0x3A000000, 0x91000000, 0x11000000, 0x41000000, + 0x4F000000, 0x67000000, 0xDC000000, 0xEA000000, 0x97000000, 0xF2000000, + 0xCF000000, 0xCE000000, 0xF0000000, 0xB4000000, 0xE6000000, 0x73000000, + 0x96000000, 0xAC000000, 0x74000000, 0x22000000, 0xE7000000, 0xAD000000, + 0x35000000, 0x85000000, 0xE2000000, 0xF9000000, 0x37000000, 0xE8000000, + 0x1C000000, 0x75000000, 0xDF000000, 0x6E000000, 0x47000000, 0xF1000000, + 0x1A000000, 0x71000000, 0x1D000000, 0x29000000, 0xC5000000, 0x89000000, + 0x6F000000, 0xB7000000, 0x62000000, 0x0E000000, 0xAA000000, 0x18000000, + 0xBE000000, 0x1B000000, 0xFC000000, 0x56000000, 0x3E000000, 0x4B000000, + 0xC6000000, 0xD2000000, 0x79000000, 0x20000000, 0x9A000000, 0xDB000000, + 0xC0000000, 0xFE000000, 0x78000000, 0xCD000000, 0x5A000000, 0xF4000000, + 0x1F000000, 0xDD000000, 0xA8000000, 0x33000000, 0x88000000, 0x07000000, + 0xC7000000, 0x31000000, 0xB1000000, 0x12000000, 0x10000000, 0x59000000, + 0x27000000, 0x80000000, 0xEC000000, 0x5F000000, 0x60000000, 0x51000000, + 0x7F000000, 0xA9000000, 0x19000000, 0xB5000000, 0x4A000000, 0x0D000000, + 0x2D000000, 0xE5000000, 0x7A000000, 0x9F000000, 0x93000000, 0xC9000000, + 0x9C000000, 0xEF000000, 0xA0000000, 0xE0000000, 0x3B000000, 0x4D000000, + 0xAE000000, 0x2A000000, 0xF5000000, 0xB0000000, 0xC8000000, 0xEB000000, + 0xBB000000, 0x3C000000, 0x83000000, 0x53000000, 0x99000000, 0x61000000, + 0x17000000, 0x2B000000, 0x04000000, 0x7E000000, 0xBA000000, 0x77000000, + 0xD6000000, 0x26000000, 0xE1000000, 0x69000000, 0x14000000, 0x63000000, + 0x55000000, 0x21000000, 0x0C000000, 0x7D000000 +}; + +static int32_t p_drms_tab_taos[ 64 ] = +{ + -0x28955B88, -0x173848AA, +0x242070DB, -0x3E423112, -0x0A83F051, + +0x4787C62A, -0x57CFB9ED, -0x02B96AFF, +0x698098D8, -0x74BB0851, + -0x0000A44F, -0x76A32842, +0x6B901122, -0x02678E6D, -0x5986BC72, + +0x49B40821, -0x09E1DA9E, -0x3FBF4CC0, +0x265E5A51, -0x16493856, + -0x29D0EFA3, +0x02441453, -0x275E197F, -0x182C0438, +0x21E1CDE6, + -0x3CC8F82A, -0x0B2AF279, +0x455A14ED, -0x561C16FB, -0x03105C08, + +0x676F02D9, -0x72D5B376, -0x0005C6BE, -0x788E097F, +0x6D9D6122, + -0x021AC7F4, -0x5B4115BC, +0x4BDECFA9, -0x0944B4A0, -0x41404390, + +0x289B7EC6, -0x155ED806, -0x2B10CF7B, +0x04881D05, -0x262B2FC7, + -0x1924661B, +0x1FA27CF8, -0x3B53A99B, -0x0BD6DDBC, +0x432AFF97, + -0x546BDC59, -0x036C5FC7, +0x655B59C3, -0x70F3336E, -0x00100B83, + -0x7A7BA22F, +0x6FA87E4F, -0x01D31920, -0x5CFEBCEC, +0x4E0811A1, + -0x08AC817E, -0x42C50DCB, +0x2AD7D2BB, -0x14792C6F +}; + +static uint8_t p_drms_tab_tend[ 64 ] = +{ + 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, + 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +static uint16_t p_drms_tab_xor[ 16 ][ 16 ] = +{ + { + 0x00D1, 0x0315, 0x1A32, 0x19EC, 0x1BBB, 0x1D6F, 0x14FE, 0x0E9E, + 0x029E, 0x1B8F, 0x0B70, 0x033A, 0x188E, 0x1D18, 0x0BD8, 0x0EDB + }, + + { + 0x0C64, 0x1C2B, 0x149C, 0x047B, 0x1064, 0x1C7C, 0x118D, 0x1355, + 0x0AE5, 0x0F18, 0x016F, 0x17D6, 0x1595, 0x0084, 0x0616, 0x1CCD + }, + + { + 0x1D94, 0x0618, 0x182C, 0x195B, 0x196D, 0x0394, 0x07DB, 0x0287, + 0x1636, 0x0B81, 0x1519, 0x0DF9, 0x1BA3, 0x1CC3, 0x0EE2, 0x1434 + }, + + { + 0x1457, 0x0CED, 0x0F7D, 0x0D7B, 0x0B9E, 0x0D13, 0x13D7, 0x18D0, + 0x1259, 0x1977, 0x0606, 0x1E80, 0x05F2, 0x06B8, 0x1F07, 0x1365 + }, + + { + 0x0334, 0x0E30, 0x195F, 0x15F1, 0x058E, 0x0AA8, 0x045A, 0x0465, + 0x0B3E, 0x071E, 0x0A36, 0x105C, 0x01AC, 0x1A1E, 0x04E4, 0x056B + }, + + { + 0x12BF, 0x0DA2, 0x0B41, 0x0EAF, 0x034F, 0x0181, 0x04E2, 0x002B, + 0x12E6, 0x01BE, 0x10E8, 0x128F, 0x0EB2, 0x1369, 0x05BE, 0x1A59 + }, + + { + 0x117E, 0x047C, 0x1E86, 0x056A, 0x0DA7, 0x0D61, 0x03FC, 0x1E6E, + 0x1D0C, 0x1E6D, 0x14BF, 0x0C50, 0x063A, 0x1B47, 0x17AE, 0x1321 + }, + + { + 0x041B, 0x0A24, 0x0D4D, 0x1F2B, 0x1CB6, 0x1BED, 0x1549, 0x03A7, + 0x0254, 0x006C, 0x0C9E, 0x0F73, 0x006C, 0x0008, 0x11F9, 0x0DD5 + }, + + { + 0x0BCF, 0x0AF9, 0x1DFE, 0x0341, 0x0E49, 0x0D38, 0x17CB, 0x1513, + 0x0E96, 0x00ED, 0x0556, 0x1B28, 0x100C, 0x19D8, 0x14FA, 0x028C + }, + + { + 0x1C60, 0x1232, 0x13D3, 0x0D00, 0x1534, 0x192C, 0x14B5, 0x1CF2, + 0x0504, 0x0B5B, 0x1ECF, 0x0423, 0x183B, 0x06B0, 0x169E, 0x1066 + }, + + { + 0x04CB, 0x08A2, 0x1B4A, 0x1254, 0x198D, 0x1044, 0x0236, 0x1BD8, + 0x18A1, 0x03FF, 0x1A0D, 0x0277, 0x0C2D, 0x17C9, 0x007C, 0x116E + }, + + { + 0x048A, 0x1EAF, 0x0922, 0x0C45, 0x0766, 0x1E5F, 0x1A28, 0x0120, + 0x1C15, 0x034C, 0x0508, 0x0E73, 0x0879, 0x0441, 0x09AE, 0x132F + }, + + { + 0x14FE, 0x0413, 0x0A9D, 0x1727, 0x01D7, 0x1A2B, 0x0474, 0x18F0, + 0x1F3B, 0x14F5, 0x1071, 0x0895, 0x1071, 0x18FF, 0x18E3, 0x0EB9 + }, + + { + 0x0BA9, 0x0961, 0x1599, 0x019E, 0x1D12, 0x1BAA, 0x1E94, 0x1921, + 0x14DC, 0x124E, 0x0A25, 0x03AB, 0x1CC0, 0x1EBB, 0x0B4B, 0x16E5 + }, + + { + 0x11EA, 0x0D78, 0x1BB3, 0x1BA7, 0x1510, 0x1B7B, 0x0C64, 0x1995, + 0x1A58, 0x1651, 0x1964, 0x147A, 0x15F2, 0x11BB, 0x1654, 0x166E + }, + + { + 0x0EA9, 0x1DE1, 0x1443, 0x13C5, 0x00E1, 0x0B2F, 0x0B6F, 0x0A37, + 0x18AC, 0x08E6, 0x06F0, 0x136E, 0x0853, 0x0B2E, 0x0813, 0x10D6 + } +}; + +static uint16_t p_drms_tab_sub[ 16 ][ 16 ] = +{ + { + 0x067A, 0x0C7D, 0x0B4F, 0x127D, 0x0BD6, 0x04AC, 0x16E0, 0x1730, + 0x0587, 0x0AFB, 0x1AC3, 0x0120, 0x14B5, 0x0F67, 0x11DE, 0x0961 + }, + + { + 0x1127, 0x1A68, 0x07F0, 0x17D0, 0x1A6F, 0x1F3B, 0x01EF, 0x0919, + 0x131E, 0x0F90, 0x19E9, 0x18A8, 0x0CB2, 0x1AD0, 0x0C66, 0x0378 + }, + + { + 0x03B0, 0x01BE, 0x1866, 0x1159, 0x197C, 0x1105, 0x010B, 0x0353, + 0x1ABB, 0x09A6, 0x028A, 0x1BAD, 0x1B20, 0x0455, 0x0F57, 0x0588 + }, + + { + 0x1491, 0x0A1D, 0x0F04, 0x0650, 0x191E, 0x1E0E, 0x174B, 0x016B, + 0x051F, 0x0532, 0x00DF, 0x1AEA, 0x0005, 0x0E1B, 0x0FF6, 0x08D8 + }, + + { + 0x14B4, 0x086A, 0x0C20, 0x0149, 0x1971, 0x0F26, 0x1852, 0x017D, + 0x1228, 0x0352, 0x0A44, 0x1330, 0x18DF, 0x1E38, 0x01BC, 0x0BAC + }, + + { + 0x1A48, 0x021F, 0x02F7, 0x0C31, 0x0BC4, 0x1E75, 0x105C, 0x13E3, + 0x0B20, 0x03A1, 0x1AF3, 0x1A36, 0x0E34, 0x181F, 0x09BD, 0x122B + }, + + { + 0x0EE0, 0x163B, 0x0BE7, 0x103D, 0x1075, 0x1E9D, 0x02AF, 0x0BA2, + 0x1DAA, 0x0CF1, 0x04B6, 0x0598, 0x06A1, 0x0D33, 0x1CFE, 0x04EE + }, + + { + 0x1BAD, 0x07C8, 0x1A48, 0x05E6, 0x031F, 0x0E0A, 0x0326, 0x1650, + 0x0526, 0x0B4E, 0x08FC, 0x0E4D, 0x0832, 0x06EA, 0x09BF, 0x0993 + }, + + { + 0x09EB, 0x0F31, 0x071B, 0x14D5, 0x11CA, 0x0722, 0x120D, 0x014C, + 0x1993, 0x0AE4, 0x1CCB, 0x04E9, 0x0AEE, 0x1708, 0x0C3D, 0x12F2 + }, + + { + 0x1A19, 0x07C1, 0x05A7, 0x0744, 0x1606, 0x1A9B, 0x042D, 0x1BFC, + 0x1841, 0x0C3C, 0x0FFE, 0x1AB1, 0x1416, 0x18A9, 0x0320, 0x1EC2 + }, + + { + 0x0AE7, 0x11C6, 0x124A, 0x11DF, 0x0F81, 0x06CF, 0x0ED9, 0x0253, + 0x1D2B, 0x0349, 0x0805, 0x08B3, 0x1052, 0x12CF, 0x0A44, 0x0EA6 + }, + + { + 0x03BF, 0x1D90, 0x0EF8, 0x0657, 0x156D, 0x0405, 0x10BE, 0x091F, + 0x1C82, 0x1725, 0x19EF, 0x0B8C, 0x04D9, 0x02C7, 0x025A, 0x1B89 + }, + + { + 0x0F5C, 0x013D, 0x02F7, 0x12E3, 0x0BC5, 0x1B56, 0x0848, 0x0239, + 0x0FCF, 0x03A4, 0x092D, 0x1354, 0x1D83, 0x01BD, 0x071A, 0x0AF1 + }, + + { + 0x0875, 0x0793, 0x1B41, 0x1782, 0x0DEF, 0x1D20, 0x13BE, 0x0095, + 0x1650, 0x19D4, 0x0DE3, 0x0980, 0x18F2, 0x0CA3, 0x0098, 0x149A + }, + + { + 0x0B81, 0x0AD2, 0x1BBA, 0x1A02, 0x027B, 0x1906, 0x07F5, 0x1CAE, + 0x0C3F, 0x02F6, 0x1298, 0x175E, 0x15B2, 0x13D8, 0x14CC, 0x161A + }, + + { + 0x0A42, 0x15F3, 0x0870, 0x1C1D, 0x1203, 0x18B1, 0x1738, 0x1954, + 0x1143, 0x1AE8, 0x1D9D, 0x155B, 0x11E8, 0x0ED9, 0x06F7, 0x04CA + } +}; + +static uint16_t p_drms_tab_add[ 16 ][ 16 ] = +{ + { + 0x0706, 0x175A, 0x0DEF, 0x1E72, 0x0297, 0x1B0E, 0x1D5A, 0x15B8, + 0x13E2, 0x1347, 0x10C6, 0x0B4F, 0x0629, 0x0A75, 0x0A9B, 0x0F55 + }, + + { + 0x1A69, 0x09BF, 0x0BA6, 0x1582, 0x1086, 0x1921, 0x01CB, 0x1C6A, + 0x0FF5, 0x00F7, 0x0A67, 0x0A1E, 0x1838, 0x0196, 0x10D6, 0x0C7A + }, + + { + 0x180E, 0x038D, 0x1ADD, 0x0684, 0x154A, 0x0AB0, 0x18A4, 0x0D73, + 0x1641, 0x0EC6, 0x09F1, 0x1A62, 0x0414, 0x162A, 0x194E, 0x1EC9 + }, + + { + 0x022F, 0x0296, 0x1104, 0x14FC, 0x096C, 0x1D02, 0x09BD, 0x027C, + 0x080E, 0x1324, 0x128C, 0x0DC1, 0x00B9, 0x17F2, 0x0CBC, 0x0F97 + }, + + { + 0x1B93, 0x1C3C, 0x0415, 0x0395, 0x0C7A, 0x06CC, 0x0D4B, 0x16E2, + 0x04A2, 0x0DAB, 0x1228, 0x012B, 0x0896, 0x0012, 0x1CD6, 0x1DAC + }, + + { + 0x080D, 0x0446, 0x047A, 0x00AD, 0x029E, 0x0686, 0x17C3, 0x1466, + 0x0D16, 0x1896, 0x076E, 0x00CD, 0x17DC, 0x1E9F, 0x1A7C, 0x02BB + }, + + { + 0x0D06, 0x112B, 0x14CB, 0x0A03, 0x1541, 0x1290, 0x0F6D, 0x1503, + 0x084B, 0x0382, 0x1A3F, 0x0371, 0x1977, 0x0B67, 0x0CAD, 0x1DF8 + }, + + { + 0x1CE3, 0x1306, 0x13F8, 0x1163, 0x1B0B, 0x00BD, 0x0BF0, 0x1A4F, + 0x16F7, 0x0B4F, 0x0CF8, 0x1254, 0x0541, 0x100D, 0x0296, 0x0410 + }, + + { + 0x1A2B, 0x1169, 0x17D9, 0x0819, 0x03D6, 0x0D03, 0x194D, 0x184A, + 0x07CA, 0x1989, 0x0FAD, 0x011C, 0x1C71, 0x0EF6, 0x0DC8, 0x0F2F + }, + + { + 0x0FA5, 0x11BE, 0x0F3B, 0x1D52, 0x0DE2, 0x016E, 0x1AD1, 0x0C4A, + 0x1BC2, 0x0AC9, 0x1485, 0x1BEE, 0x0949, 0x1A79, 0x1894, 0x12BB + }, + + { + 0x17B6, 0x14F5, 0x16B1, 0x142C, 0x1301, 0x03EF, 0x16FF, 0x0D37, + 0x0D78, 0x01FF, 0x00D6, 0x1053, 0x1A2A, 0x0F61, 0x1352, 0x0C7F + }, + + { + 0x137F, 0x09C4, 0x1D96, 0x021D, 0x1037, 0x1B19, 0x10EF, 0x14E4, + 0x02A0, 0x0236, 0x0A5D, 0x1519, 0x141C, 0x1399, 0x007E, 0x1E74 + }, + + { + 0x0941, 0x1B3C, 0x0062, 0x0371, 0x09AD, 0x08E8, 0x0A24, 0x0B97, + 0x1ED2, 0x0889, 0x136B, 0x0006, 0x1C4C, 0x0444, 0x06F8, 0x0DFB + }, + + { + 0x1D0F, 0x198D, 0x0700, 0x0AFC, 0x1781, 0x12F3, 0x10DA, 0x1F19, + 0x1055, 0x0DC9, 0x1860, 0x012B, 0x05BF, 0x082D, 0x0C17, 0x1941 + }, + + { + 0x0359, 0x1232, 0x104C, 0x0762, 0x0897, 0x1D6C, 0x030F, 0x1A36, + 0x16B0, 0x094D, 0x1782, 0x036F, 0x0EEA, 0x06E6, 0x0D00, 0x0187 + }, + + { + 0x17E2, 0x05E5, 0x19FA, 0x1950, 0x146A, 0x0B2A, 0x0512, 0x0EE0, + 0x1E27, 0x112D, 0x1DF0, 0x0B13, 0x0378, 0x1DD0, 0x00C1, 0x01E6 + } +}; + diff --git a/src/mp4ff/mp4atom.c b/src/mp4ff/mp4atom.c new file mode 100644 index 000000000..b75a3da7f --- /dev/null +++ b/src/mp4ff/mp4atom.c @@ -0,0 +1,781 @@ +/* +** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding +** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com +** +** This program is free software; you can redistribute it and/or modify +** it under the terms of the GNU General Public License as published by +** the Free Software Foundation; either version 2 of the License, or +** (at your option) any later version. +** +** This program is distributed in the hope that it will be useful, +** but WITHOUT ANY WARRANTY; without even the implied warranty of +** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +** GNU General Public License for more details. +** +** You should have received a copy of the GNU General Public License +** along with this program; if not, write to the Free Software +** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +** +** Any non-GPL usage of this software or parts of this software is strictly +** forbidden. +** +** Commercial non-GPL licensing of this software is possible. +** For more info contact Ahead Software through Mpeg4AAClicense@nero.com. +** +** $Id: mp4atom.c,v 1.17 2004/01/11 15:52:18 menno Exp $ +**/ + +#include +#include "mp4ffint.h" + +#include "drms.h" + +/* parse atom header size */ +static int32_t mp4ff_atom_get_size(const int8_t *data) +{ + uint32_t result; + uint32_t a, b, c, d; + + a = (uint8_t)data[0]; + b = (uint8_t)data[1]; + c = (uint8_t)data[2]; + d = (uint8_t)data[3]; + + result = (a<<24) | (b<<16) | (c<<8) | d; + //if (result > 0 && result < 8) result = 8; + + return (int32_t)result; +} + +/* comnapre 2 atom names, returns 1 for equal, 0 for unequal */ +static int32_t mp4ff_atom_compare(const int8_t a1, const int8_t b1, const int8_t c1, const int8_t d1, + const int8_t a2, const int8_t b2, const int8_t c2, const int8_t d2) +{ + if (a1 == a2 && b1 == b2 && c1 == c2 && d1 == d2) + return 1; + else + return 0; +} + +static uint8_t mp4ff_atom_name_to_type(const int8_t a, const int8_t b, + const int8_t c, const int8_t d) +{ + if (a == 'm') + { + if (mp4ff_atom_compare(a,b,c,d, 'm','o','o','v')) + return ATOM_MOOV; + else if (mp4ff_atom_compare(a,b,c,d, 'm','i','n','f')) + return ATOM_MINF; + else if (mp4ff_atom_compare(a,b,c,d, 'm','d','i','a')) + return ATOM_MDIA; + else if (mp4ff_atom_compare(a,b,c,d, 'm','d','a','t')) + return ATOM_MDAT; + else if (mp4ff_atom_compare(a,b,c,d, 'm','d','h','d')) + return ATOM_MDHD; + else if (mp4ff_atom_compare(a,b,c,d, 'm','v','h','d')) + return ATOM_MVHD; + else if (mp4ff_atom_compare(a,b,c,d, 'm','p','4','a')) + return ATOM_MP4A; + else if (mp4ff_atom_compare(a,b,c,d, 'm','p','4','v')) + return ATOM_MP4V; + else if (mp4ff_atom_compare(a,b,c,d, 'm','p','4','s')) + return ATOM_MP4S; + else if (mp4ff_atom_compare(a,b,c,d, 'm','e','t','a')) + return ATOM_META; + } else if (a == 't') { + if (mp4ff_atom_compare(a,b,c,d, 't','r','a','k')) + return ATOM_TRAK; + else if (mp4ff_atom_compare(a,b,c,d, 't','k','h','d')) + return ATOM_TKHD; + else if (mp4ff_atom_compare(a,b,c,d, 't','r','e','f')) + return ATOM_TREF; + else if (mp4ff_atom_compare(a,b,c,d, 't','r','k','n')) + return ATOM_TRACK; + else if (mp4ff_atom_compare(a,b,c,d, 't','m','p','o')) + return ATOM_TEMPO; + } else if (a == 's') { + if (mp4ff_atom_compare(a,b,c,d, 's','t','b','l')) + return ATOM_STBL; + else if (mp4ff_atom_compare(a,b,c,d, 's','m','h','d')) + return ATOM_SMHD; + else if (mp4ff_atom_compare(a,b,c,d, 's','t','s','d')) + return ATOM_STSD; + else if (mp4ff_atom_compare(a,b,c,d, 's','t','t','s')) + return ATOM_STTS; + else if (mp4ff_atom_compare(a,b,c,d, 's','t','c','o')) + return ATOM_STCO; + else if (mp4ff_atom_compare(a,b,c,d, 's','t','s','c')) + return ATOM_STSC; + else if (mp4ff_atom_compare(a,b,c,d, 's','t','s','z')) + return ATOM_STSZ; + else if (mp4ff_atom_compare(a,b,c,d, 's','t','z','2')) + return ATOM_STZ2; + else if (mp4ff_atom_compare(a,b,c,d, 's','k','i','p')) + return ATOM_SKIP; + else if (mp4ff_atom_compare(a,b,c,d, 's','i','n','f')) + return ATOM_SINF; + else if (mp4ff_atom_compare(a,b,c,d, 's','c','h','i')) + return ATOM_SCHI; + } else if (a == '©') { + if (mp4ff_atom_compare(a,b,c,d, '©','n','a','m')) + return ATOM_TITLE; + else if (mp4ff_atom_compare(a,b,c,d, '©','A','R','T')) + return ATOM_ARTIST; + else if (mp4ff_atom_compare(a,b,c,d, '©','w','r','t')) + return ATOM_WRITER; + else if (mp4ff_atom_compare(a,b,c,d, '©','a','l','b')) + return ATOM_ALBUM; + else if (mp4ff_atom_compare(a,b,c,d, '©','d','a','y')) + return ATOM_DATE; + else if (mp4ff_atom_compare(a,b,c,d, '©','t','o','o')) + return ATOM_TOOL; + else if (mp4ff_atom_compare(a,b,c,d, '©','c','m','t')) + return ATOM_COMMENT; + else if (mp4ff_atom_compare(a,b,c,d, '©','g','e','n')) + return ATOM_GENRE1; + } + + if (mp4ff_atom_compare(a,b,c,d, 'e','d','t','s')) + return ATOM_EDTS; + else if (mp4ff_atom_compare(a,b,c,d, 'e','s','d','s')) + return ATOM_ESDS; + else if (mp4ff_atom_compare(a,b,c,d, 'f','t','y','p')) + return ATOM_FTYP; + else if (mp4ff_atom_compare(a,b,c,d, 'f','r','e','e')) + return ATOM_FREE; + else if (mp4ff_atom_compare(a,b,c,d, 'h','m','h','d')) + return ATOM_HMHD; + else if (mp4ff_atom_compare(a,b,c,d, 'v','m','h','d')) + return ATOM_VMHD; + else if (mp4ff_atom_compare(a,b,c,d, 'u','d','t','a')) + return ATOM_UDTA; + else if (mp4ff_atom_compare(a,b,c,d, 'i','l','s','t')) + return ATOM_ILST; + else if (mp4ff_atom_compare(a,b,c,d, 'n','a','m','e')) + return ATOM_NAME; + else if (mp4ff_atom_compare(a,b,c,d, 'd','a','t','a')) + return ATOM_DATA; + else if (mp4ff_atom_compare(a,b,c,d, 'd','i','s','k')) + return ATOM_DISC; + else if (mp4ff_atom_compare(a,b,c,d, 'g','n','r','e')) + return ATOM_GENRE2; + else if (mp4ff_atom_compare(a,b,c,d, 'c','o','v','r')) + return ATOM_COVER; + else if (mp4ff_atom_compare(a,b,c,d, 'c','p','i','l')) + return ATOM_COMPILATION; + else if (mp4ff_atom_compare(a,b,c,d, 'c','t','t','s')) + return ATOM_CTTS; + else if (mp4ff_atom_compare(a,b,c,d, 'd','r','m','s')) + return ATOM_DRMS; + else if (mp4ff_atom_compare(a,b,c,d, 'f','r','m','a')) + return ATOM_FRMA; + else if (mp4ff_atom_compare(a,b,c,d, 'p','r','i','v')) + return ATOM_PRIV; + else if (mp4ff_atom_compare(a,b,c,d, 'i','v','i','v')) + return ATOM_IVIV; + else + return ATOM_UNKNOWN; +} + +/* read atom header, return atom size, atom size is with header included */ +uint64_t mp4ff_atom_read_header(mp4ff_t *f, uint8_t *atom_type, uint8_t *header_size) +{ + uint64_t size; + int32_t ret; + int8_t atom_header[8]; + + ret = mp4ff_read_data(f, atom_header, 8); + if (ret != 8) + return 0; + + size = mp4ff_atom_get_size(atom_header); + *header_size = 8; + + /* check for 64 bit atom size */ + if (size == 1) + { + *header_size = 16; + size = mp4ff_read_int64(f); + } + + //printf("%c%c%c%c\n", atom_header[4], atom_header[5], atom_header[6], atom_header[7]); + + *atom_type = mp4ff_atom_name_to_type(atom_header[4], atom_header[5], atom_header[6], atom_header[7]); + + return size; +} + +static int32_t mp4ff_read_stsz(mp4ff_t *f) +{ + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + f->track[f->total_tracks - 1]->stsz_sample_size = mp4ff_read_int32(f); + f->track[f->total_tracks - 1]->stsz_sample_count = mp4ff_read_int32(f); + + if (f->track[f->total_tracks - 1]->stsz_sample_size == 0) + { + int32_t i; + f->track[f->total_tracks - 1]->stsz_table = + (int32_t*)malloc(f->track[f->total_tracks - 1]->stsz_sample_count*sizeof(int32_t)); + + for (i = 0; i < f->track[f->total_tracks - 1]->stsz_sample_count; i++) + { + f->track[f->total_tracks - 1]->stsz_table[i] = mp4ff_read_int32(f); + } + } + + return 0; +} + +static int32_t mp4ff_read_esds(mp4ff_t *f) +{ + uint8_t tag; + uint32_t temp; + + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + + /* get and verify ES_DescrTag */ + tag = mp4ff_read_char(f); + if (tag == 0x03) + { + /* read length */ + if (mp4ff_read_mp4_descr_length(f) < 5 + 15) + { + return 1; + } + /* skip 3 bytes */ + mp4ff_read_int24(f); + } else { + /* skip 2 bytes */ + mp4ff_read_int16(f); + } + + /* get and verify DecoderConfigDescrTab */ + if (mp4ff_read_char(f) != 0x04) + { + return 1; + } + + /* read length */ + temp = mp4ff_read_mp4_descr_length(f); + if (temp < 13) return 1; + + f->track[f->total_tracks - 1]->audioType = mp4ff_read_char(f); + mp4ff_read_int32(f);//0x15000414 ???? + f->track[f->total_tracks - 1]->maxBitrate = mp4ff_read_int32(f); + f->track[f->total_tracks - 1]->avgBitrate = mp4ff_read_int32(f); + + /* get and verify DecSpecificInfoTag */ + if (mp4ff_read_char(f) != 0x05) + { + return 1; + } + + /* read length */ + f->track[f->total_tracks - 1]->decoderConfigLen = mp4ff_read_mp4_descr_length(f); + + if (f->track[f->total_tracks - 1]->decoderConfig) + free(f->track[f->total_tracks - 1]->decoderConfig); + f->track[f->total_tracks - 1]->decoderConfig = malloc(f->track[f->total_tracks - 1]->decoderConfigLen); + if (f->track[f->total_tracks - 1]->decoderConfig) + { + mp4ff_read_data(f, f->track[f->total_tracks - 1]->decoderConfig, f->track[f->total_tracks - 1]->decoderConfigLen); + } else { + f->track[f->total_tracks - 1]->decoderConfigLen = 0; + } + + /* will skip the remainder of the atom */ + return 0; +} + +static int32_t mp4ff_read_mp4a(mp4ff_t *f) +{ + uint64_t size; + int32_t i; + uint8_t atom_type = 0; + uint8_t header_size = 0; + + for (i = 0; i < 6; i++) + { + mp4ff_read_char(f); /* reserved */ + } + /* data_reference_index */ mp4ff_read_int16(f); + + mp4ff_read_int32(f); /* reserved */ + mp4ff_read_int32(f); /* reserved */ + + f->track[f->total_tracks - 1]->channelCount = mp4ff_read_int16(f); + f->track[f->total_tracks - 1]->sampleSize = mp4ff_read_int16(f); + + mp4ff_read_int16(f); + mp4ff_read_int16(f); + + f->track[f->total_tracks - 1]->sampleRate = mp4ff_read_int16(f); + + mp4ff_read_int16(f); + + size = mp4ff_atom_read_header(f, &atom_type, &header_size); + if (atom_type == ATOM_ESDS) + { + mp4ff_read_esds(f); + } + + return 0; +} + +#ifdef ITUNES_DRM +static int32_t mp4ff_read_drms(mp4ff_t *f, uint64_t skip) +{ + uint64_t size; + int32_t i; + uint8_t atom_type = 0; + uint8_t header_size = 0; + uint32_t drms_user_key[4]; + + if (drms_get_user_key(NULL, drms_user_key) == 0) + { + f->track[f->total_tracks - 1]->p_drms = drms_alloc(); + + drms_init( f->track[f->total_tracks - 1]->p_drms, + DRMS_INIT_UKEY, (uint8_t *)drms_user_key, + sizeof(drms_user_key) ); + } + + for (i = 0; i < 6; i++) + { + mp4ff_read_char(f); /* reserved */ + } + /* data_reference_index */ mp4ff_read_int16(f); + + mp4ff_read_int32(f); /* reserved */ + mp4ff_read_int32(f); /* reserved */ + + f->track[f->total_tracks - 1]->channelCount = mp4ff_read_int16(f); + f->track[f->total_tracks - 1]->sampleSize = mp4ff_read_int16(f); + + mp4ff_read_int16(f); + mp4ff_read_int16(f); + + f->track[f->total_tracks - 1]->sampleRate = mp4ff_read_int16(f); + + mp4ff_read_int16(f); + + size = mp4ff_atom_read_header(f, &atom_type, &header_size); + if (atom_type == ATOM_ESDS) + { + mp4ff_read_esds(f); + } + mp4ff_set_position(f, skip+size+28); + + size = mp4ff_atom_read_header(f, &atom_type, &header_size); + if (atom_type == ATOM_SINF) + { + parse_sub_atoms(f, size-header_size); + } + + return 0; +} + +static int32_t mp4ff_read_frma(mp4ff_t *f) +{ + uint8_t atom_type; + int8_t type[4]; + + mp4ff_read_data(f, type, 4); + + atom_type = mp4ff_atom_name_to_type(type[0], type[1], type[2], type[3]); + + if (atom_type == ATOM_MP4A) + { + f->track[f->total_tracks - 1]->type = TRACK_AUDIO; + } else if (atom_type == ATOM_MP4V) { + f->track[f->total_tracks - 1]->type = TRACK_VIDEO; + } else if (atom_type == ATOM_MP4S) { + f->track[f->total_tracks - 1]->type = TRACK_SYSTEM; + } else { + f->track[f->total_tracks - 1]->type = TRACK_UNKNOWN; + } + + return 0; +} + +static int32_t mp4ff_read_name(mp4ff_t *f, uint64_t size) +{ + uint8_t *data = malloc(size); + mp4ff_read_data(f, data, size); + + if (f->track[f->total_tracks - 1]->p_drms != NULL) + { + drms_init(f->track[f->total_tracks - 1]->p_drms, + DRMS_INIT_NAME, data, strlen(data) ); + } + + if (data) + free(data); + + return 0; +} + +static int32_t mp4ff_read_priv(mp4ff_t *f, uint64_t size) +{ + uint8_t *data = malloc(size); + mp4ff_read_data(f, data, size); + + if (f->track[f->total_tracks - 1]->p_drms != 0) + { + drms_init(f->track[f->total_tracks - 1]->p_drms, + DRMS_INIT_PRIV, data, size ); + } + + if (data) + free(data); + + return 0; +} + +static int32_t mp4ff_read_iviv(mp4ff_t *f, uint64_t size) +{ + uint8_t *data = malloc(size); + mp4ff_read_data(f, data, size); + + if (f->track[f->total_tracks - 1]->p_drms != 0) + { + drms_init(f->track[f->total_tracks - 1]->p_drms, + DRMS_INIT_IVIV, data, sizeof(uint32_t) * 4 ); + } + + if (data) + free(data); + + return 0; +} +#endif + +static int32_t mp4ff_read_stsd(mp4ff_t *f) +{ + int32_t i; + uint8_t header_size = 0; + + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + + f->track[f->total_tracks - 1]->stsd_entry_count = mp4ff_read_int32(f); + + for (i = 0; i < f->track[f->total_tracks - 1]->stsd_entry_count; i++) + { + uint64_t skip = mp4ff_position(f); + uint64_t size; + uint8_t atom_type = 0; + size = mp4ff_atom_read_header(f, &atom_type, &header_size); + skip += size; + + if (atom_type == ATOM_MP4A) + { + f->track[f->total_tracks - 1]->type = TRACK_AUDIO; + mp4ff_read_mp4a(f); + } else if (atom_type == ATOM_MP4V) { + f->track[f->total_tracks - 1]->type = TRACK_VIDEO; + } else if (atom_type == ATOM_MP4S) { + f->track[f->total_tracks - 1]->type = TRACK_SYSTEM; +#ifdef ITUNES_DRM + } else if (atom_type == ATOM_DRMS) { + // track type is read from the "frma" atom + f->track[f->total_tracks - 1]->type = TRACK_UNKNOWN; + mp4ff_read_drms(f, skip-size+header_size); +#endif + } else { + f->track[f->total_tracks - 1]->type = TRACK_UNKNOWN; + } + + mp4ff_set_position(f, skip); + } + + return 0; +} + +static int32_t mp4ff_read_stsc(mp4ff_t *f) +{ + int32_t i; + + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + f->track[f->total_tracks - 1]->stsc_entry_count = mp4ff_read_int32(f); + + f->track[f->total_tracks - 1]->stsc_first_chunk = + (int32_t*)malloc(f->track[f->total_tracks - 1]->stsc_entry_count*sizeof(int32_t)); + f->track[f->total_tracks - 1]->stsc_samples_per_chunk = + (int32_t*)malloc(f->track[f->total_tracks - 1]->stsc_entry_count*sizeof(int32_t)); + f->track[f->total_tracks - 1]->stsc_sample_desc_index = + (int32_t*)malloc(f->track[f->total_tracks - 1]->stsc_entry_count*sizeof(int32_t)); + + for (i = 0; i < f->track[f->total_tracks - 1]->stsc_entry_count; i++) + { + f->track[f->total_tracks - 1]->stsc_first_chunk[i] = mp4ff_read_int32(f); + f->track[f->total_tracks - 1]->stsc_samples_per_chunk[i] = mp4ff_read_int32(f); + f->track[f->total_tracks - 1]->stsc_sample_desc_index[i] = mp4ff_read_int32(f); + } + + return 0; +} + +static int32_t mp4ff_read_stco(mp4ff_t *f) +{ + int32_t i; + + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + f->track[f->total_tracks - 1]->stco_entry_count = mp4ff_read_int32(f); + + f->track[f->total_tracks - 1]->stco_chunk_offset = + (int32_t*)malloc(f->track[f->total_tracks - 1]->stco_entry_count*sizeof(int32_t)); + + for (i = 0; i < f->track[f->total_tracks - 1]->stco_entry_count; i++) + { + f->track[f->total_tracks - 1]->stco_chunk_offset[i] = mp4ff_read_int32(f); + } + + return 0; +} + +static int32_t mp4ff_read_ctts(mp4ff_t *f) +{ + int32_t i; + mp4ff_track_t * p_track = f->track[f->total_tracks - 1]; + + if (p_track->ctts_entry_count) return 0; + + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + p_track->ctts_entry_count = mp4ff_read_int32(f); + + p_track->ctts_sample_count = (int32_t*)malloc(p_track->ctts_entry_count * sizeof(int32_t)); + p_track->ctts_sample_offset = (int32_t*)malloc(p_track->ctts_entry_count * sizeof(int32_t)); + + if (p_track->ctts_sample_count == 0 || p_track->ctts_sample_offset == 0) + { + if (p_track->ctts_sample_count) {free(p_track->ctts_sample_count);p_track->ctts_sample_count=0;} + if (p_track->ctts_sample_offset) {free(p_track->ctts_sample_offset);p_track->ctts_sample_offset=0;} + p_track->ctts_entry_count = 0; + return 0; + } + else + { + for (i = 0; i < f->track[f->total_tracks - 1]->ctts_entry_count; i++) + { + p_track->ctts_sample_count[i] = mp4ff_read_int32(f); + p_track->ctts_sample_offset[i] = mp4ff_read_int32(f); + } + return 1; + } +} + +static int32_t mp4ff_read_stts(mp4ff_t *f) +{ + int32_t i; + mp4ff_track_t * p_track = f->track[f->total_tracks - 1]; + + if (p_track->stts_entry_count) return 0; + + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + p_track->stts_entry_count = mp4ff_read_int32(f); + + p_track->stts_sample_count = (int32_t*)malloc(p_track->stts_entry_count * sizeof(int32_t)); + p_track->stts_sample_delta = (int32_t*)malloc(p_track->stts_entry_count * sizeof(int32_t)); + + if (p_track->stts_sample_count == 0 || p_track->stts_sample_delta == 0) + { + if (p_track->stts_sample_count) {free(p_track->stts_sample_count);p_track->stts_sample_count=0;} + if (p_track->stts_sample_delta) {free(p_track->stts_sample_delta);p_track->stts_sample_delta=0;} + p_track->stts_entry_count = 0; + return 0; + } + else + { + for (i = 0; i < f->track[f->total_tracks - 1]->stts_entry_count; i++) + { + p_track->stts_sample_count[i] = mp4ff_read_int32(f); + p_track->stts_sample_delta[i] = mp4ff_read_int32(f); + } + return 1; + } +} + +static int32_t mp4ff_read_mvhd(mp4ff_t *f) +{ + int32_t i; + + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + /* creation_time */ mp4ff_read_int32(f); + /* modification_time */ mp4ff_read_int32(f); + f->time_scale = mp4ff_read_int32(f); + f->duration = mp4ff_read_int32(f); + /* preferred_rate */ mp4ff_read_int32(f); /*mp4ff_read_fixed32(f);*/ + /* preferred_volume */ mp4ff_read_int16(f); /*mp4ff_read_fixed16(f);*/ + for (i = 0; i < 10; i++) + { + /* reserved */ mp4ff_read_char(f); + } + for (i = 0; i < 9; i++) + { + mp4ff_read_int32(f); /* matrix */ + } + /* preview_time */ mp4ff_read_int32(f); + /* preview_duration */ mp4ff_read_int32(f); + /* poster_time */ mp4ff_read_int32(f); + /* selection_time */ mp4ff_read_int32(f); + /* selection_duration */ mp4ff_read_int32(f); + /* current_time */ mp4ff_read_int32(f); + /* next_track_id */ mp4ff_read_int32(f); + + return 0; +} + +#if 0 +static int32_t mp4ff_read_tkhd(mp4ff_t *f) +{ + uint8_t version; + uint32_t flags; + version = mp4ff_read_char(f); /* version */ + flags = mp4ff_read_int24(f); /* flags */ + if (version==1) + { + mp4ff_read_int64(f);//creation-time + mp4ff_read_int64(f);//modification-time + mp4ff_read_int32(f);//track-id + mp4ff_read_int32(f);//reserved + f->track[f->total_tracks - 1]->duration = mp4ff_read_int64(f);//duration + } + else //version == 0 + { + mp4ff_read_int32(f);//creation-time + mp4ff_read_int32(f);//modification-time + mp4ff_read_int32(f);//track-id + mp4ff_read_int32(f);//reserved + f->track[f->total_tracks - 1]->duration = mp4ff_read_int32(f);//duration + if (f->track[f->total_tracks - 1]->duration == 0xFFFFFFFF) + f->track[f->total_tracks - 1]->duration = 0xFFFFFFFFFFFFFFFF; + + } + mp4ff_read_int32(f);//reserved + mp4ff_read_int32(f);//reserved + mp4ff_read_int16(f);//layer + mp4ff_read_int16(f);//pre-defined + mp4ff_read_int16(f);//volume + mp4ff_read_int16(f);//reserved + + //matrix + mp4ff_read_int32(f); mp4ff_read_int32(f); mp4ff_read_int32(f); + mp4ff_read_int32(f); mp4ff_read_int32(f); mp4ff_read_int32(f); + mp4ff_read_int32(f); mp4ff_read_int32(f); mp4ff_read_int32(f); + mp4ff_read_int32(f);//width + mp4ff_read_int32(f);//height + return 1; +} +#endif + +static int32_t mp4ff_read_mdhd(mp4ff_t *f) +{ + uint32_t version; + + version = mp4ff_read_int32(f); + if (version==1) + { + mp4ff_read_int64(f);//creation-time + mp4ff_read_int64(f);//modification-time + f->track[f->total_tracks - 1]->timeScale = mp4ff_read_int32(f);//timescale + f->track[f->total_tracks - 1]->duration = mp4ff_read_int64(f);//duration + } + else //version == 0 + { + uint32_t temp; + + mp4ff_read_int32(f);//creation-time + mp4ff_read_int32(f);//modification-time + f->track[f->total_tracks - 1]->timeScale = mp4ff_read_int32(f);//timescale + temp = mp4ff_read_int32(f); + f->track[f->total_tracks - 1]->duration = (temp == (uint32_t)(-1)) ? (uint64_t)(-1) : (uint64_t)(temp); + } + mp4ff_read_int16(f); + mp4ff_read_int16(f); + return 1; +} +#ifdef USE_TAGGING +static int32_t mp4ff_read_meta(mp4ff_t *f, const uint64_t size) +{ + uint64_t subsize, sumsize = 0; + uint8_t atom_type; + uint8_t header_size = 0; + + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + + while (sumsize < (size-12)) + { + subsize = mp4ff_atom_read_header(f, &atom_type, &header_size); + if (atom_type == ATOM_ILST) + { + mp4ff_parse_metadata(f, (uint32_t)(subsize-(header_size+4))); + } else { + mp4ff_set_position(f, mp4ff_position(f)+subsize-header_size); + } + sumsize += subsize; + } + + return 0; +} +#endif + +int32_t mp4ff_atom_read(mp4ff_t *f, const int32_t size, const uint8_t atom_type) +{ + uint64_t dest_position = mp4ff_position(f)+size-8; + if (atom_type == ATOM_STSZ) + { + /* sample size box */ + mp4ff_read_stsz(f); + } else if (atom_type == ATOM_STTS) { + /* time to sample box */ + mp4ff_read_stts(f); + } else if (atom_type == ATOM_CTTS) { + /* composition offset box */ + mp4ff_read_ctts(f); + } else if (atom_type == ATOM_STSC) { + /* sample to chunk box */ + mp4ff_read_stsc(f); + } else if (atom_type == ATOM_STCO) { + /* chunk offset box */ + mp4ff_read_stco(f); + } else if (atom_type == ATOM_STSD) { + /* sample description box */ + mp4ff_read_stsd(f); + } else if (atom_type == ATOM_MVHD) { + /* movie header box */ + mp4ff_read_mvhd(f); + } else if (atom_type == ATOM_MDHD) { + /* track header */ + mp4ff_read_mdhd(f); +#ifdef ITUNES_DRM + } else if (atom_type == ATOM_FRMA) { + /* DRM track format */ + mp4ff_read_frma(f); + } else if (atom_type == ATOM_IVIV) { + mp4ff_read_iviv(f, size-8); + } else if (atom_type == ATOM_NAME) { + mp4ff_read_name(f, size-8); + } else if (atom_type == ATOM_PRIV) { + mp4ff_read_priv(f, size-8); +#endif +#ifdef USE_TAGGING + } else if (atom_type == ATOM_META) { + /* iTunes Metadata box */ + mp4ff_read_meta(f, size); +#endif + } + + mp4ff_set_position(f, dest_position); + + + return 0; +} diff --git a/src/mp4ff/mp4ff.c b/src/mp4ff/mp4ff.c new file mode 100644 index 000000000..07dc99f3f --- /dev/null +++ b/src/mp4ff/mp4ff.c @@ -0,0 +1,428 @@ +/* +** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding +** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com +** +** This program is free software; you can redistribute it and/or modify +** it under the terms of the GNU General Public License as published by +** the Free Software Foundation; either version 2 of the License, or +** (at your option) any later version. +** +** This program is distributed in the hope that it will be useful, +** but WITHOUT ANY WARRANTY; without even the implied warranty of +** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +** GNU General Public License for more details. +** +** You should have received a copy of the GNU General Public License +** along with this program; if not, write to the Free Software +** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +** +** Any non-GPL usage of this software or parts of this software is strictly +** forbidden. +** +** Commercial non-GPL licensing of this software is possible. +** For more info contact Ahead Software through Mpeg4AAClicense@nero.com. +** +** $Id: mp4ff.c,v 1.15 2004/01/11 15:52:18 menno Exp $ +**/ + +#include +#include +#include "mp4ffint.h" + +#include "drms.h" + +mp4ff_t *mp4ff_open_read(mp4ff_callback_t *f) +{ + mp4ff_t *ff = malloc(sizeof(mp4ff_t)); + + memset(ff, 0, sizeof(mp4ff_t)); + + ff->stream = f; + + parse_atoms(ff); + + return ff; +} + +void mp4ff_close(mp4ff_t *ff) +{ + int32_t i; + + for (i = 0; i < ff->total_tracks; i++) + { + if (ff->track[i]) + { + if (ff->track[i]->stsz_table) + free(ff->track[i]->stsz_table); + if (ff->track[i]->stts_sample_count) + free(ff->track[i]->stts_sample_count); + if (ff->track[i]->stts_sample_delta) + free(ff->track[i]->stts_sample_delta); + if (ff->track[i]->stsc_first_chunk) + free(ff->track[i]->stsc_first_chunk); + if (ff->track[i]->stsc_samples_per_chunk) + free(ff->track[i]->stsc_samples_per_chunk); + if (ff->track[i]->stsc_sample_desc_index) + free(ff->track[i]->stsc_sample_desc_index); + if (ff->track[i]->stco_chunk_offset) + free(ff->track[i]->stco_chunk_offset); + if (ff->track[i]->decoderConfig) + free(ff->track[i]->decoderConfig); + if (ff->track[i]->ctts_sample_count) + free(ff->track[i]->ctts_sample_count); + if (ff->track[i]->ctts_sample_offset) + free(ff->track[i]->ctts_sample_offset); +#ifdef ITUNES_DRM + if (ff->track[i]->p_drms) + drms_free(ff->track[i]->p_drms); +#endif + free(ff->track[i]); + } + } + +#ifdef USE_TAGGING + mp4ff_tag_delete(&(ff->tags)); +#endif + + if (ff) free(ff); +} + +static void mp4ff_track_add(mp4ff_t *f) +{ + f->total_tracks++; + + f->track[f->total_tracks - 1] = malloc(sizeof(mp4ff_track_t)); + + memset(f->track[f->total_tracks - 1], 0, sizeof(mp4ff_track_t)); +} + +/* parse atoms that are sub atoms of other atoms */ +int32_t parse_sub_atoms(mp4ff_t *f, const uint64_t total_size) +{ + uint64_t size; + uint8_t atom_type = 0; + uint64_t counted_size = 0; + uint8_t header_size = 0; + + while (counted_size < total_size) + { + size = mp4ff_atom_read_header(f, &atom_type, &header_size); + counted_size += size; + + /* check for end of file */ + if (size == 0) + break; + + /* we're starting to read a new track, update index, + * so that all data and tables get written in the right place + */ + if (atom_type == ATOM_TRAK) + { + mp4ff_track_add(f); + } + + /* parse subatoms */ + if (atom_type < SUBATOMIC) + { + parse_sub_atoms(f, size-header_size); + } else { + mp4ff_atom_read(f, (uint32_t)size, atom_type); + } + } + + return 0; +} + +/* parse root atoms */ +int32_t parse_atoms(mp4ff_t *f) +{ + uint64_t size; + uint8_t atom_type = 0; + uint8_t header_size = 0; + + f->file_size = 0; + + while ((size = mp4ff_atom_read_header(f, &atom_type, &header_size)) != 0) + { + f->file_size += size; + f->last_atom = atom_type; + + if (atom_type == ATOM_MDAT && f->moov_read) + { + /* moov atom is before mdat, we can stop reading when mdat is encountered */ + /* file position will stay at beginning of mdat data */ +// break; + } + + if (atom_type == ATOM_MOOV && size > header_size) + { + f->moov_read = 1; + f->moov_offset = mp4ff_position(f)-header_size; + f->moov_size = size; + } + + /* parse subatoms */ + if (atom_type < SUBATOMIC) + { + parse_sub_atoms(f, size-header_size); + } else { + /* skip this atom */ + mp4ff_set_position(f, mp4ff_position(f)+size-header_size); + } + } + + return 0; +} + +int32_t mp4ff_get_decoder_config(const mp4ff_t *f, const int32_t track, + uint8_t** ppBuf, uint32_t* pBufSize) +{ + if (track >= f->total_tracks) + { + *ppBuf = NULL; + *pBufSize = 0; + return 1; + } + + if (f->track[track]->decoderConfig == NULL || f->track[track]->decoderConfigLen == 0) + { + *ppBuf = NULL; + *pBufSize = 0; + } else { + *ppBuf = malloc(f->track[track]->decoderConfigLen); + if (*ppBuf == NULL) + { + *pBufSize = 0; + return 1; + } + memcpy(*ppBuf, f->track[track]->decoderConfig, f->track[track]->decoderConfigLen); + *pBufSize = f->track[track]->decoderConfigLen; + } + + return 0; +} + +int32_t mp4ff_get_track_type(const mp4ff_t *f, const int track) +{ + return f->track[track]->type; +} + +int32_t mp4ff_total_tracks(const mp4ff_t *f) +{ + return f->total_tracks; +} + +int32_t mp4ff_time_scale(const mp4ff_t *f, const int32_t track) +{ + return f->track[track]->timeScale; +} + +uint32_t mp4ff_get_avg_bitrate(const mp4ff_t *f, const int32_t track) +{ + return f->track[track]->avgBitrate; +} + +uint32_t mp4ff_get_max_bitrate(const mp4ff_t *f, const int32_t track) +{ + return f->track[track]->maxBitrate; +} + +int64_t mp4ff_get_track_duration(const mp4ff_t *f, const int32_t track) +{ + return f->track[track]->duration; +} + +int64_t mp4ff_get_track_duration_use_offsets(const mp4ff_t *f, const int32_t track) +{ + int64_t duration = mp4ff_get_track_duration(f,track); + if (duration!=-1) + { + int64_t offset = mp4ff_get_sample_offset(f,track,0); + if (offset > duration) duration = 0; + else duration -= offset; + } + return duration; +} + + +int32_t mp4ff_num_samples(const mp4ff_t *f, const int32_t track) +{ + int32_t i; + int32_t total = 0; + + for (i = 0; i < f->track[track]->stts_entry_count; i++) + { + total += f->track[track]->stts_sample_count[i]; + } + return total; +} + + + + +uint32_t mp4ff_get_sample_rate(const mp4ff_t *f, const int32_t track) +{ + return f->track[track]->sampleRate; +} + +uint32_t mp4ff_get_channel_count(const mp4ff_t * f,const int32_t track) +{ + return f->track[track]->channelCount; +} + +uint32_t mp4ff_get_audio_type(const mp4ff_t * f,const int32_t track) +{ + return f->track[track]->audioType; +} + +int32_t mp4ff_get_sample_duration_use_offsets(const mp4ff_t *f, const int32_t track, const int32_t sample) +{ + int32_t d,o; + d = mp4ff_get_sample_duration(f,track,sample); + if (d!=-1) + { + o = mp4ff_get_sample_offset(f,track,sample); + if (o>d) d = 0; + else d -= o; + } + return d; +} + +int32_t mp4ff_get_sample_duration(const mp4ff_t *f, const int32_t track, const int32_t sample) +{ + int32_t i, co = 0; + + for (i = 0; i < f->track[track]->stts_entry_count; i++) + { + int32_t delta = f->track[track]->stts_sample_count[i]; + if (sample < co + delta) + return f->track[track]->stts_sample_delta[i]; + co += delta; + } + return (int32_t)(-1); +} + +int64_t mp4ff_get_sample_position(const mp4ff_t *f, const int32_t track, const int32_t sample) +{ + int32_t i, co = 0; + int64_t acc = 0; + + for (i = 0; i < f->track[track]->stts_entry_count; i++) + { + int32_t delta = f->track[track]->stts_sample_count[i]; + if (sample < co + delta) + { + acc += f->track[track]->stts_sample_delta[i] * (sample - co); + return acc; + } + else + { + acc += f->track[track]->stts_sample_delta[i] * delta; + } + co += delta; + } + return (int64_t)(-1); +} + +int32_t mp4ff_get_sample_offset(const mp4ff_t *f, const int32_t track, const int32_t sample) +{ + int32_t i, co = 0; + + for (i = 0; i < f->track[track]->ctts_entry_count; i++) + { + int32_t delta = f->track[track]->ctts_sample_count[i]; + if (sample < co + delta) + return f->track[track]->ctts_sample_offset[i]; + co += delta; + } + return 0; +} + +int32_t mp4ff_find_sample(const mp4ff_t *f, const int32_t track, const int64_t offset,int32_t * toskip) +{ + int32_t i, co = 0; + int64_t offset_total = 0; + mp4ff_track_t * p_track = f->track[track]; + + for (i = 0; i < p_track->stts_entry_count; i++) + { + int32_t sample_count = p_track->stts_sample_count[i]; + int32_t sample_delta = p_track->stts_sample_delta[i]; + int64_t offset_delta = (int64_t)sample_delta * (int64_t)sample_count; + if (offset < offset_total + offset_delta) + { + int64_t offset_fromstts = offset - offset_total; + if (toskip) *toskip = (int32_t)(offset_fromstts % sample_delta); + return co + (int32_t)(offset_fromstts / sample_delta); + } + else + { + offset_total += offset_delta; + } + co += sample_count; + } + return (int32_t)(-1); +} + +int32_t mp4ff_find_sample_use_offsets(const mp4ff_t *f, const int32_t track, const int64_t offset,int32_t * toskip) +{ + return mp4ff_find_sample(f,track,offset + mp4ff_get_sample_offset(f,track,0),toskip); +} + +int32_t mp4ff_read_sample(mp4ff_t *f, const int32_t track, const int32_t sample, + uint8_t **audio_buffer, uint32_t *bytes) +{ + int32_t result = 0; + + *bytes = mp4ff_audio_frame_size(f, track, sample); + + if (*bytes==0) return 0; + + *audio_buffer = (uint8_t*)malloc(*bytes); + + mp4ff_set_sample_position(f, track, sample); + + result = mp4ff_read_data(f, *audio_buffer, *bytes); + + if (!result) + { + free(*audio_buffer); + *audio_buffer = 0; + return 0; + } + +#ifdef ITUNES_DRM + if (f->track[track]->p_drms != NULL) + { + drms_decrypt(f->track[track]->p_drms, (uint32_t*)*audio_buffer, *bytes); + } +#endif + + return *bytes; +} + + +int32_t mp4ff_read_sample_v2(mp4ff_t *f, const int track, const int sample,unsigned char *buffer) +{ + int32_t result = 0; + int32_t size = mp4ff_audio_frame_size(f,track,sample); + if (size<=0) return 0; + mp4ff_set_sample_position(f, track, sample); + result = mp4ff_read_data(f,buffer,size); + +#ifdef ITUNES_DRM + if (f->track[track]->p_drms != NULL) + { + drms_decrypt(f->track[track]->p_drms, (uint32_t*)buffer, size); + } +#endif + + return result; +} + +int32_t mp4ff_read_sample_getsize(mp4ff_t *f, const int track, const int sample) +{ + int32_t temp = mp4ff_audio_frame_size(f, track, sample); + if (temp<0) temp = 0; + return temp; +} diff --git a/src/mp4ff/mp4ff.dsp b/src/mp4ff/mp4ff.dsp new file mode 100644 index 000000000..e3a2d0899 --- /dev/null +++ b/src/mp4ff/mp4ff.dsp @@ -0,0 +1,144 @@ +# Microsoft Developer Studio Project File - Name="mp4ff" - Package Owner=<4> +# Microsoft Developer Studio Generated Build File, Format Version 6.00 +# ** DO NOT EDIT ** + +# TARGTYPE "Win32 (x86) Static Library" 0x0104 + +CFG=mp4ff - Win32 Debug +!MESSAGE This is not a valid makefile. To build this project using NMAKE, +!MESSAGE use the Export Makefile command and run +!MESSAGE +!MESSAGE NMAKE /f "mp4ff.mak". +!MESSAGE +!MESSAGE You can specify a configuration when running NMAKE +!MESSAGE by defining the macro CFG on the command line. For example: +!MESSAGE +!MESSAGE NMAKE /f "mp4ff.mak" CFG="mp4ff - Win32 Debug" +!MESSAGE +!MESSAGE Possible choices for configuration are: +!MESSAGE +!MESSAGE "mp4ff - Win32 Release" (based on "Win32 (x86) Static Library") +!MESSAGE "mp4ff - Win32 Debug" (based on "Win32 (x86) Static Library") +!MESSAGE + +# Begin Project +# PROP AllowPerConfigDependencies 0 +# PROP Scc_ProjName "" +# PROP Scc_LocalPath "" +CPP=xicl6.exe +RSC=rc.exe + +!IF "$(CFG)" == "mp4ff - Win32 Release" + +# PROP BASE Use_MFC 0 +# PROP BASE Use_Debug_Libraries 0 +# PROP BASE Output_Dir "Release" +# PROP BASE Intermediate_Dir "Release" +# PROP BASE Target_Dir "" +# PROP Use_MFC 0 +# PROP Use_Debug_Libraries 0 +# PROP Output_Dir "Release" +# PROP Intermediate_Dir "Release" +# PROP Target_Dir "" +F90=df.exe +MTL=midl.exe +# ADD BASE CPP /nologo /W3 /GX /O2 /D "WIN32" /D "NDEBUG" /D "_WINDOWS" /YX /FD /c +# ADD CPP /nologo /MD /W3 /O1 /D "NDEBUG" /D "WIN32" /D "_WINDOWS" /D "USE_TAGGING" /YX /FD /c +# ADD BASE RSC /l 0x413 /d "NDEBUG" +# ADD RSC /l 0x413 /d "NDEBUG" +BSC32=bscmake.exe +# ADD BASE BSC32 /nologo +# ADD BSC32 /nologo +LIB32=xilink6.exe -lib +# ADD BASE LIB32 /nologo +# ADD LIB32 /nologo + +!ELSEIF "$(CFG)" == "mp4ff - Win32 Debug" + +# PROP BASE Use_MFC 0 +# PROP BASE Use_Debug_Libraries 1 +# PROP BASE Output_Dir "Debug" +# PROP BASE Intermediate_Dir "Debug" +# PROP BASE Target_Dir "" +# PROP Use_MFC 0 +# PROP Use_Debug_Libraries 1 +# PROP Output_Dir "Debug" +# PROP Intermediate_Dir "Debug" +# PROP Target_Dir "" +F90=df.exe +MTL=midl.exe +# ADD BASE CPP /nologo /W3 /Gm /GX /ZI /Od /D "WIN32" /D "_DEBUG" /D "_WINDOWS" /YX /FD /GZ /c +# ADD CPP /nologo /MDd /W3 /Gm /ZI /Od /D "_DEBUG" /D "WIN32" /D "_WINDOWS" /D "USE_TAGGING" /YX /FD /GZ /c +# ADD BASE RSC /l 0x413 /d "_DEBUG" +# ADD RSC /l 0x413 /d "_DEBUG" +BSC32=bscmake.exe +# ADD BASE BSC32 /nologo +# ADD BSC32 /nologo +LIB32=xilink6.exe -lib +# ADD BASE LIB32 /nologo +# ADD LIB32 /nologo + +!ENDIF + +# Begin Target + +# Name "mp4ff - Win32 Release" +# Name "mp4ff - Win32 Debug" +# Begin Group "Source Files" + +# PROP Default_Filter "cpp;c;cxx;rc;def;r;odl;idl;hpj;bat" +# Begin Source File + +SOURCE=.\drms.c +# End Source File +# Begin Source File + +SOURCE=.\mp4atom.c +# End Source File +# Begin Source File + +SOURCE=.\mp4ff.c +# End Source File +# Begin Source File + +SOURCE=.\mp4meta.c +# End Source File +# Begin Source File + +SOURCE=.\mp4sample.c +# End Source File +# Begin Source File + +SOURCE=.\mp4tagupdate.c +# End Source File +# Begin Source File + +SOURCE=.\mp4util.c +# End Source File +# End Group +# Begin Group "Header Files" + +# PROP Default_Filter "h;hpp;hxx;hm;inl" +# Begin Source File + +SOURCE=.\drms.h +# End Source File +# Begin Source File + +SOURCE=.\drmstables.h +# End Source File +# Begin Source File + +SOURCE=.\mp4ff.h +# End Source File +# Begin Source File + +SOURCE=.\mp4ff_int_types.h +# End Source File +# Begin Source File + +SOURCE=.\mp4ffint.h +# End Source File +# End Group +# End Target +# End Project diff --git a/src/mp4ff/mp4ff.h b/src/mp4ff/mp4ff.h new file mode 100644 index 000000000..5b3ba446c --- /dev/null +++ b/src/mp4ff/mp4ff.h @@ -0,0 +1,128 @@ +/* +** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding +** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com +** +** This program is free software; you can redistribute it and/or modify +** it under the terms of the GNU General Public License as published by +** the Free Software Foundation; either version 2 of the License, or +** (at your option) any later version. +** +** This program is distributed in the hope that it will be useful, +** but WITHOUT ANY WARRANTY; without even the implied warranty of +** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +** GNU General Public License for more details. +** +** You should have received a copy of the GNU General Public License +** along with this program; if not, write to the Free Software +** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +** +** Any non-GPL usage of this software or parts of this software is strictly +** forbidden. +** +** Commercial non-GPL licensing of this software is possible. +** For more info contact Ahead Software through Mpeg4AAClicense@nero.com. +** +** $Id: mp4ff.h,v 1.19 2004/01/11 15:52:18 menno Exp $ +**/ + +#ifndef MP4FF_H +#define MP4FF_H + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +#include "mp4ff_int_types.h" + +/* file callback structure */ +typedef struct +{ + uint32_t (*read)(void *user_data, void *buffer, uint32_t length); + uint32_t (*write)(void *udata, void *buffer, uint32_t length); + uint32_t (*seek)(void *user_data, uint64_t position); + uint32_t (*truncate)(void *user_data); + void *user_data; +} mp4ff_callback_t; + +/* mp4 main file structure */ +typedef void* mp4ff_t; + + +/* API */ + +mp4ff_t *mp4ff_open_read(mp4ff_callback_t *f); +void mp4ff_close(mp4ff_t *f); +int32_t mp4ff_get_sample_duration(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_get_sample_duration_use_offsets(const mp4ff_t *f, const int32_t track, const int32_t sample); +int64_t mp4ff_get_sample_position(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_get_sample_offset(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_find_sample(const mp4ff_t *f, const int32_t track, const int64_t offset,int32_t * toskip); +int32_t mp4ff_find_sample_use_offsets(const mp4ff_t *f, const int32_t track, const int64_t offset,int32_t * toskip); + +int32_t mp4ff_read_sample(mp4ff_t *f, const int track, const int sample, + unsigned char **audio_buffer, unsigned int *bytes); + +int32_t mp4ff_read_sample_v2(mp4ff_t *f, const int track, const int sample,unsigned char *buffer);//returns 0 on error, number of bytes read on success, use mp4ff_read_sample_getsize() to check buffer size needed +int32_t mp4ff_read_sample_getsize(mp4ff_t *f, const int track, const int sample);//returns 0 on error, buffer size needed for mp4ff_read_sample_v2() on success + + + +int32_t mp4ff_get_decoder_config(const mp4ff_t *f, const int track, + unsigned char** ppBuf, unsigned int* pBufSize); +int32_t mp4ff_get_track_type(const mp4ff_t *f, const int track); +int32_t mp4ff_total_tracks(const mp4ff_t *f); +int32_t mp4ff_num_samples(const mp4ff_t *f, const int track); +int32_t mp4ff_time_scale(const mp4ff_t *f, const int track); + +uint32_t mp4ff_get_avg_bitrate(const mp4ff_t *f, const int32_t track); +uint32_t mp4ff_get_max_bitrate(const mp4ff_t *f, const int32_t track); +int64_t mp4ff_get_track_duration(const mp4ff_t *f, const int32_t track); //returns (-1) if unknown +int64_t mp4ff_get_track_duration_use_offsets(const mp4ff_t *f, const int32_t track); //returns (-1) if unknown +uint32_t mp4ff_get_sample_rate(const mp4ff_t *f, const int32_t track); +uint32_t mp4ff_get_channel_count(const mp4ff_t * f,const int32_t track); +uint32_t mp4ff_get_audio_type(const mp4ff_t * f,const int32_t track); + + +/* metadata */ +int mp4ff_meta_get_num_items(const mp4ff_t *f); +int mp4ff_meta_get_by_index(const mp4ff_t *f, unsigned int index, + char **item, char **value); +int mp4ff_meta_get_title(const mp4ff_t *f, char **value); +int mp4ff_meta_get_artist(const mp4ff_t *f, char **value); +int mp4ff_meta_get_writer(const mp4ff_t *f, char **value); +int mp4ff_meta_get_album(const mp4ff_t *f, char **value); +int mp4ff_meta_get_date(const mp4ff_t *f, char **value); +int mp4ff_meta_get_tool(const mp4ff_t *f, char **value); +int mp4ff_meta_get_comment(const mp4ff_t *f, char **value); +int mp4ff_meta_get_genre(const mp4ff_t *f, char **value); +int mp4ff_meta_get_track(const mp4ff_t *f, char **value); +int mp4ff_meta_get_disc(const mp4ff_t *f, char **value); +int mp4ff_meta_get_compilation(const mp4ff_t *f, char **value); +int mp4ff_meta_get_tempo(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_coverart(const mp4ff_t *f, char **value); +#ifdef USE_TAGGING + +/* metadata tag structure */ +typedef struct +{ + char *item; + char *value; +} mp4ff_tag_t; + +/* metadata list structure */ +typedef struct +{ + mp4ff_tag_t *tags; + uint32_t count; +} mp4ff_metadata_t; + +int32_t mp4ff_meta_update(mp4ff_callback_t *f,const mp4ff_metadata_t * data); + +#endif + + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif \ No newline at end of file diff --git a/src/mp4ff/mp4ff.vcproj b/src/mp4ff/mp4ff.vcproj new file mode 100644 index 000000000..e697b96ca --- /dev/null +++ b/src/mp4ff/mp4ff.vcproj @@ -0,0 +1,252 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + diff --git a/src/mp4ff/mp4ff_int_types.h b/src/mp4ff/mp4ff_int_types.h new file mode 100644 index 000000000..8dbf7bc2e --- /dev/null +++ b/src/mp4ff/mp4ff_int_types.h @@ -0,0 +1,23 @@ +#ifndef _MP4FF_INT_TYPES_H_ +#define _MP4FF_INT_TYPES_H_ + +#ifdef _WIN32 + +typedef char int8_t; +typedef unsigned char uint8_t; +typedef short int16_t; +typedef unsigned short uint16_t; +typedef long int32_t; +typedef unsigned long uint32_t; + +typedef __int64 int64_t; +typedef unsigned __int64 uint64_t; + +#else + +#include + +#endif + + +#endif diff --git a/src/mp4ff/mp4ffint.h b/src/mp4ff/mp4ffint.h new file mode 100644 index 000000000..8ae85e79f --- /dev/null +++ b/src/mp4ff/mp4ffint.h @@ -0,0 +1,329 @@ +/* +** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding +** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com +** +** This program is free software; you can redistribute it and/or modify +** it under the terms of the GNU General Public License as published by +** the Free Software Foundation; either version 2 of the License, or +** (at your option) any later version. +** +** This program is distributed in the hope that it will be useful, +** but WITHOUT ANY WARRANTY; without even the implied warranty of +** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +** GNU General Public License for more details. +** +** You should have received a copy of the GNU General Public License +** along with this program; if not, write to the Free Software +** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +** +** Any non-GPL usage of this software or parts of this software is strictly +** forbidden. +** +** Commercial non-GPL licensing of this software is possible. +** For more info contact Ahead Software through Mpeg4AAClicense@nero.com. +** +** $Id: mp4ffint.h,v 1.15 2004/01/14 20:50:22 menno Exp $ +**/ + +#ifndef MP4FF_INTERNAL_H +#define MP4FF_INTERNAL_H + +#ifdef __cplusplus +extern "C" { +#endif /* __cplusplus */ + +#include "mp4ff_int_types.h" + + +#ifdef _WIN32 +#define ITUNES_DRM +#endif + + +#define MAX_TRACKS 1024 +#define TRACK_UNKNOWN 0 +#define TRACK_AUDIO 1 +#define TRACK_VIDEO 2 +#define TRACK_SYSTEM 3 + + +#define SUBATOMIC 128 + +/* atoms without subatoms */ +#define ATOM_FTYP 129 +#define ATOM_MDAT 130 +#define ATOM_MVHD 131 +#define ATOM_TKHD 132 +#define ATOM_TREF 133 +#define ATOM_MDHD 134 +#define ATOM_VMHD 135 +#define ATOM_SMHD 136 +#define ATOM_HMHD 137 +#define ATOM_STSD 138 +#define ATOM_STTS 139 +#define ATOM_STSZ 140 +#define ATOM_STZ2 141 +#define ATOM_STCO 142 +#define ATOM_STSC 143 +#define ATOM_MP4A 144 +#define ATOM_MP4V 145 +#define ATOM_MP4S 146 +#define ATOM_ESDS 147 +#define ATOM_META 148 /* iTunes Metadata box */ +#define ATOM_NAME 149 /* iTunes Metadata name box */ +#define ATOM_DATA 150 /* iTunes Metadata data box */ +#define ATOM_CTTS 151 +#define ATOM_FRMA 152 +#define ATOM_IVIV 153 +#define ATOM_PRIV 154 + +#define ATOM_UNKNOWN 255 +#define ATOM_FREE ATOM_UNKNOWN +#define ATOM_SKIP ATOM_UNKNOWN + +/* atoms with subatoms */ +#define ATOM_MOOV 1 +#define ATOM_TRAK 2 +#define ATOM_EDTS 3 +#define ATOM_MDIA 4 +#define ATOM_MINF 5 +#define ATOM_STBL 6 +#define ATOM_UDTA 7 +#define ATOM_ILST 8 /* iTunes Metadata list */ +#define ATOM_TITLE 9 +#define ATOM_ARTIST 10 +#define ATOM_WRITER 11 +#define ATOM_ALBUM 12 +#define ATOM_DATE 13 +#define ATOM_TOOL 14 +#define ATOM_COMMENT 15 +#define ATOM_GENRE1 16 +#define ATOM_TRACK 17 +#define ATOM_DISC 18 +#define ATOM_COMPILATION 19 +#define ATOM_GENRE2 20 +#define ATOM_TEMPO 21 +#define ATOM_COVER 22 +#define ATOM_DRMS 23 +#define ATOM_SINF 24 +#define ATOM_SCHI 25 + +#ifdef HAVE_CONFIG_H +#include "../../config.h" +#endif + +#ifndef _WIN32 +#define stricmp strcasecmp +#endif + +/* file callback structure */ +typedef struct +{ + uint32_t (*read)(void *user_data, void *buffer, uint32_t length); + uint32_t (*write)(void *udata, void *buffer, uint32_t length); + uint32_t (*seek)(void *user_data, uint64_t position); + uint32_t (*truncate)(void *user_data); + void *user_data; +} mp4ff_callback_t; + + +/* metadata tag structure */ +typedef struct +{ + char *item; + char *value; +} mp4ff_tag_t; + +/* metadata list structure */ +typedef struct +{ + mp4ff_tag_t *tags; + uint32_t count; +} mp4ff_metadata_t; + + +typedef struct +{ + int32_t type; + int32_t channelCount; + int32_t sampleSize; + uint16_t sampleRate; + int32_t audioType; + + /* stsd */ + int32_t stsd_entry_count; + + /* stsz */ + int32_t stsz_sample_size; + int32_t stsz_sample_count; + int32_t *stsz_table; + + /* stts */ + int32_t stts_entry_count; + int32_t *stts_sample_count; + int32_t *stts_sample_delta; + + /* stsc */ + int32_t stsc_entry_count; + int32_t *stsc_first_chunk; + int32_t *stsc_samples_per_chunk; + int32_t *stsc_sample_desc_index; + + /* stsc */ + int32_t stco_entry_count; + int32_t *stco_chunk_offset; + + /* ctts */ + int32_t ctts_entry_count; + int32_t *ctts_sample_count; + int32_t *ctts_sample_offset; + + /* esde */ + uint8_t *decoderConfig; + int32_t decoderConfigLen; + + uint32_t maxBitrate; + uint32_t avgBitrate; + + uint32_t timeScale; + uint64_t duration; + +#ifdef ITUNES_DRM + /* drms */ + void *p_drms; +#endif + +} mp4ff_track_t; + +/* mp4 main file structure */ +typedef struct +{ + /* stream to read from */ + mp4ff_callback_t *stream; + int64_t current_position; + + int32_t moov_read; + uint64_t moov_offset; + uint64_t moov_size; + uint8_t last_atom; + uint64_t file_size; + + /* mvhd */ + int32_t time_scale; + int32_t duration; + + /* incremental track index while reading the file */ + int32_t total_tracks; + + /* track data */ + mp4ff_track_t *track[MAX_TRACKS]; + + /* metadata */ + mp4ff_metadata_t tags; +} mp4ff_t; + + + + +/* mp4util.c */ +int32_t mp4ff_read_data(mp4ff_t *f, int8_t *data, uint32_t size); +int32_t mp4ff_write_data(mp4ff_t *f, int8_t *data, uint32_t size); +uint64_t mp4ff_read_int64(mp4ff_t *f); +uint32_t mp4ff_read_int32(mp4ff_t *f); +uint32_t mp4ff_read_int24(mp4ff_t *f); +uint16_t mp4ff_read_int16(mp4ff_t *f); +uint8_t mp4ff_read_char(mp4ff_t *f); +int32_t mp4ff_write_int32(mp4ff_t *f,const uint32_t data); +uint32_t mp4ff_read_mp4_descr_length(mp4ff_t *f); +int64_t mp4ff_position(const mp4ff_t *f); +int32_t mp4ff_set_position(mp4ff_t *f, const int64_t position); +int32_t mp4ff_truncate(mp4ff_t * f); +char * mp4ff_read_string(mp4ff_t * f,uint32_t length); + +/* mp4atom.c */ +static int32_t mp4ff_atom_get_size(const int8_t *data); +static int32_t mp4ff_atom_compare(const int8_t a1, const int8_t b1, const int8_t c1, const int8_t d1, + const int8_t a2, const int8_t b2, const int8_t c2, const int8_t d2); +static uint8_t mp4ff_atom_name_to_type(const int8_t a, const int8_t b, const int8_t c, const int8_t d); +uint64_t mp4ff_atom_read_header(mp4ff_t *f, uint8_t *atom_type, uint8_t *header_size); +static int32_t mp4ff_read_stsz(mp4ff_t *f); +static int32_t mp4ff_read_esds(mp4ff_t *f); +static int32_t mp4ff_read_mp4a(mp4ff_t *f); +static int32_t mp4ff_read_stsd(mp4ff_t *f); +static int32_t mp4ff_read_stsc(mp4ff_t *f); +static int32_t mp4ff_read_stco(mp4ff_t *f); +static int32_t mp4ff_read_stts(mp4ff_t *f); +#ifdef USE_TAGGING +static int32_t mp4ff_read_meta(mp4ff_t *f, const uint64_t size); +#endif +int32_t mp4ff_atom_read(mp4ff_t *f, const int32_t size, const uint8_t atom_type); + +/* mp4sample.c */ +static int32_t mp4ff_chunk_of_sample(const mp4ff_t *f, const int32_t track, const int32_t sample, + int32_t *chunk_sample, int32_t *chunk); +static int32_t mp4ff_chunk_to_offset(const mp4ff_t *f, const int32_t track, const int32_t chunk); +static int32_t mp4ff_sample_range_size(const mp4ff_t *f, const int32_t track, + const int32_t chunk_sample, const int32_t sample); +static int32_t mp4ff_sample_to_offset(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_audio_frame_size(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_set_sample_position(mp4ff_t *f, const int32_t track, const int32_t sample); + +#ifdef USE_TAGGING +/* mp4meta.c */ +static int32_t mp4ff_tag_add_field(mp4ff_metadata_t *tags, const char *item, const char *value); +static int32_t mp4ff_tag_set_field(mp4ff_metadata_t *tags, const char *item, const char *value); +static int32_t mp4ff_set_metadata_name(mp4ff_t *f, const uint8_t atom_type, char **name); +static int32_t mp4ff_parse_tag(mp4ff_t *f, const uint8_t parent_atom_type, const int32_t size); +static int32_t mp4ff_meta_find_by_name(const mp4ff_t *f, const char *item, char **value); +int32_t mp4ff_parse_metadata(mp4ff_t *f, const int32_t size); +int32_t mp4ff_tag_delete(mp4ff_metadata_t *tags); +int32_t mp4ff_meta_get_num_items(const mp4ff_t *f); +int32_t mp4ff_meta_get_by_index(const mp4ff_t *f, uint32_t index, + char **item, char **value); +int32_t mp4ff_meta_get_title(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_artist(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_writer(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_album(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_date(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_tool(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_comment(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_genre(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_track(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_disc(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_compilation(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_tempo(const mp4ff_t *f, char **value); +int32_t mp4ff_meta_get_coverart(const mp4ff_t *f, char **value); +#endif + +/* mp4ff.c */ +mp4ff_t *mp4ff_open_read(mp4ff_callback_t *f); +#ifdef USE_TAGGING +mp4ff_t *mp4ff_open_edit(mp4ff_callback_t *f); +#endif +void mp4ff_close(mp4ff_t *ff); +/*void mp4ff_track_add(mp4ff_t *f);*/ +int32_t parse_sub_atoms(mp4ff_t *f, const uint64_t total_size); +int32_t parse_atoms(mp4ff_t *f); + +int32_t mp4ff_get_sample_duration(const mp4ff_t *f, const int32_t track, const int32_t sample); +int64_t mp4ff_get_sample_position(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_get_sample_offset(const mp4ff_t *f, const int32_t track, const int32_t sample); +int32_t mp4ff_find_sample(const mp4ff_t *f, const int32_t track, const int64_t offset,int32_t * toskip); + +int32_t mp4ff_read_sample(mp4ff_t *f, const int32_t track, const int32_t sample, + uint8_t **audio_buffer, uint32_t *bytes); +int32_t mp4ff_get_decoder_config(const mp4ff_t *f, const int32_t track, + uint8_t** ppBuf, uint32_t* pBufSize); +int32_t mp4ff_total_tracks(const mp4ff_t *f); +int32_t mp4ff_time_scale(const mp4ff_t *f, const int32_t track); +int32_t mp4ff_num_samples(const mp4ff_t *f, const int32_t track); + +uint32_t mp4ff_meta_genre_to_index(const char * genrestr);//returns 1-based index, 0 if not found +const char * mp4ff_meta_index_to_genre(uint32_t idx);//returns pointer to static string + + +#ifdef __cplusplus +} +#endif /* __cplusplus */ + +#endif diff --git a/src/mp4ff/mp4meta.c b/src/mp4ff/mp4meta.c new file mode 100644 index 000000000..762f5dee7 --- /dev/null +++ b/src/mp4ff/mp4meta.c @@ -0,0 +1,414 @@ +/* +** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding +** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com +** +** This program is free software; you can redistribute it and/or modify +** it under the terms of the GNU General Public License as published by +** the Free Software Foundation; either version 2 of the License, or +** (at your option) any later version. +** +** This program is distributed in the hope that it will be useful, +** but WITHOUT ANY WARRANTY; without even the implied warranty of +** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +** GNU General Public License for more details. +** +** You should have received a copy of the GNU General Public License +** along with this program; if not, write to the Free Software +** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +** +** Any non-GPL usage of this software or parts of this software is strictly +** forbidden. +** +** Commercial non-GPL licensing of this software is possible. +** For more info contact Ahead Software through Mpeg4AAClicense@nero.com. +** +** $Id: mp4meta.c,v 1.13 2004/01/11 15:52:18 menno Exp $ +**/ + +#ifdef USE_TAGGING + +#include +#include +#include +#include "mp4ffint.h" + +static int32_t mp4ff_tag_add_field(mp4ff_metadata_t *tags, const char *item, const char *value) +{ + void *backup = (void *)tags->tags; + + if (!item || (item && !*item) || !value) return 0; + + tags->tags = (mp4ff_tag_t*)realloc(tags->tags, (tags->count+1) * sizeof(mp4ff_tag_t)); + if (!tags->tags) + { + if (backup) free(backup); + return 0; + } else { + tags->tags[tags->count].item = strdup(item); + tags->tags[tags->count].value = strdup(value); + + if (!tags->tags[tags->count].item || !tags->tags[tags->count].value) + { + if (!tags->tags[tags->count].item) free (tags->tags[tags->count].item); + if (!tags->tags[tags->count].value) free (tags->tags[tags->count].value); + tags->tags[tags->count].item = NULL; + tags->tags[tags->count].value = NULL; + return 0; + } + + tags->count++; + return 1; + } +} + +static int32_t mp4ff_tag_set_field(mp4ff_metadata_t *tags, const char *item, const char *value) +{ + unsigned int i; + + if (!item || (item && !*item) || !value) return 0; + + for (i = 0; i < tags->count; i++) + { + if (!stricmp(tags->tags[i].item, item)) + { + free(tags->tags[i].value); + tags->tags[i].value = strdup(value); + return 1; + } + } + + return mp4ff_tag_add_field(tags, item, value); +} + +int32_t mp4ff_tag_delete(mp4ff_metadata_t *tags) +{ + uint32_t i; + + for (i = 0; i < tags->count; i++) + { + if (tags->tags[i].item) free(tags->tags[i].item); + if (tags->tags[i].value) free(tags->tags[i].value); + } + + if (tags->tags) free(tags->tags); + + tags->tags = NULL; + tags->count = 0; + + return 0; +} + +static const char* ID3v1GenreList[] = { + "Blues", "Classic Rock", "Country", "Dance", "Disco", "Funk", + "Grunge", "Hip-Hop", "Jazz", "Metal", "New Age", "Oldies", + "Other", "Pop", "R&B", "Rap", "Reggae", "Rock", + "Techno", "Industrial", "Alternative", "Ska", "Death Metal", "Pranks", + "Soundtrack", "Euro-Techno", "Ambient", "Trip-Hop", "Vocal", "Jazz+Funk", + "Fusion", "Trance", "Classical", "Instrumental", "Acid", "House", + "Game", "Sound Clip", "Gospel", "Noise", "AlternRock", "Bass", + "Soul", "Punk", "Space", "Meditative", "Instrumental Pop", "Instrumental Rock", + "Ethnic", "Gothic", "Darkwave", "Techno-Industrial", "Electronic", "Pop-Folk", + "Eurodance", "Dream", "Southern Rock", "Comedy", "Cult", "Gangsta", + "Top 40", "Christian Rap", "Pop/Funk", "Jungle", "Native American", "Cabaret", + "New Wave", "Psychadelic", "Rave", "Showtunes", "Trailer", "Lo-Fi", + "Tribal", "Acid Punk", "Acid Jazz", "Polka", "Retro", "Musical", + "Rock & Roll", "Hard Rock", "Folk", "Folk/Rock", "National Folk", "Swing", + "Fast-Fusion", "Bebob", "Latin", "Revival", "Celtic", "Bluegrass", "Avantgarde", + "Gothic Rock", "Progressive Rock", "Psychedelic Rock", "Symphonic Rock", "Slow Rock", "Big Band", + "Chorus", "Easy Listening", "Acoustic", "Humour", "Speech", "Chanson", + "Opera", "Chamber Music", "Sonata", "Symphony", "Booty Bass", "Primus", + "Porn Groove", "Satire", "Slow Jam", "Club", "Tango", "Samba", + "Folklore", "Ballad", "Power Ballad", "Rhythmic Soul", "Freestyle", "Duet", + "Punk Rock", "Drum Solo", "A capella", "Euro-House", "Dance Hall", + "Goa", "Drum & Bass", "Club House", "Hardcore", "Terror", + "Indie", "BritPop", "NegerPunk", "Polsk Punk", "Beat", + "Christian Gangsta", "Heavy Metal", "Black Metal", "Crossover", "Contemporary C", + "Christian Rock", "Merengue", "Salsa", "Thrash Metal", "Anime", "JPop", + "SynthPop", +}; + +uint32_t mp4ff_meta_genre_to_index(const char * genrestr) +{ + unsigned n; + for(n=0;n0 && idx<=sizeof(ID3v1GenreList)/sizeof(ID3v1GenreList[0])) + { + return ID3v1GenreList[idx-1]; + } + else + { + return 0; + } +} + + +static int32_t TrackToString(char** str, const uint16_t track, const uint16_t totalTracks) +{ + char temp[32]; + sprintf(temp, "%.5u of %.5u", track, totalTracks); + *str = strdup(temp); + return 0; +} + +static int32_t mp4ff_set_metadata_name(mp4ff_t *f, const uint8_t atom_type, char **name) +{ + static char *tag_names[] = { + "unknown", "title", "artist", "writer", "album", + "date", "tool", "comment", "genre", "track", + "disc", "compilation", "genre", "tempo", "cover" + }; + uint8_t tag_idx = 0; + + switch (atom_type) + { + case ATOM_TITLE: tag_idx = 1; break; + case ATOM_ARTIST: tag_idx = 2; break; + case ATOM_WRITER: tag_idx = 3; break; + case ATOM_ALBUM: tag_idx = 4; break; + case ATOM_DATE: tag_idx = 5; break; + case ATOM_TOOL: tag_idx = 6; break; + case ATOM_COMMENT: tag_idx = 7; break; + case ATOM_GENRE1: tag_idx = 8; break; + case ATOM_TRACK: tag_idx = 9; break; + case ATOM_DISC: tag_idx = 10; break; + case ATOM_COMPILATION: tag_idx = 11; break; + case ATOM_GENRE2: tag_idx = 12; break; + case ATOM_TEMPO: tag_idx = 13; break; + case ATOM_COVER: tag_idx = 14; break; + default: tag_idx = 0; break; + } + + *name = strdup(tag_names[tag_idx]); + + return 0; +} + +static int32_t mp4ff_parse_tag(mp4ff_t *f, const uint8_t parent_atom_type, const int32_t size) +{ + uint8_t atom_type; + uint8_t header_size = 0; + uint64_t subsize, sumsize = 0; + char * name = NULL; + char * data = NULL; + uint32_t done = 0; + + + while (sumsize < size) + { + uint64_t destpos; + subsize = mp4ff_atom_read_header(f, &atom_type, &header_size); + destpos = mp4ff_position(f)+subsize-header_size; + if (!done) + { + if (atom_type == ATOM_DATA) + { + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + mp4ff_read_int32(f); /* reserved */ + + /* some need special attention */ + if (parent_atom_type == ATOM_GENRE2 || parent_atom_type == ATOM_TEMPO) + { + if (subsize - header_size >= 8 + 2) + { + uint16_t val = mp4ff_read_int16(f); + + if (parent_atom_type == ATOM_TEMPO) + { + char temp[16]; + sprintf(temp, "%.5u BPM", val); + mp4ff_tag_add_field(&(f->tags), "tempo", temp); + } + else + { + const char * temp = mp4ff_meta_index_to_genre(val); + if (temp) + { + mp4ff_tag_add_field(&(f->tags), "genre", temp); + } + } + done = 1; + } + } else if (parent_atom_type == ATOM_TRACK || parent_atom_type == ATOM_DISC) { + if (!done && subsize - header_size >= 8 + 8) + { + uint16_t index,total; + char temp[32]; + mp4ff_read_int16(f); + index = mp4ff_read_int16(f); + total = mp4ff_read_int16(f); + mp4ff_read_int16(f); + + sprintf(temp,"%d",index); + mp4ff_tag_add_field(&(f->tags), parent_atom_type == ATOM_TRACK ? "track" : "disc", temp); + if (total>0) + { + sprintf(temp,"%d",total); + mp4ff_tag_add_field(&(f->tags), parent_atom_type == ATOM_TRACK ? "totaltracks" : "totaldiscs", temp); + } + done = 1; + } + } else + { + if (data) {free(data);data = NULL;} + data = mp4ff_read_string(f,(uint32_t)(subsize-(header_size+8))); + } + } else if (atom_type == ATOM_NAME) { + if (!done) + { + mp4ff_read_char(f); /* version */ + mp4ff_read_int24(f); /* flags */ + if (name) free(name); + name = mp4ff_read_string(f,(uint32_t)(subsize-(header_size+4))); + } + } + mp4ff_set_position(f, destpos); + sumsize += subsize; + } + } + + if (data) + { + if (!done) + { + if (name == NULL) mp4ff_set_metadata_name(f, parent_atom_type, &name); + if (name) mp4ff_tag_add_field(&(f->tags), name, data); + } + + free(data); + } + if (name) free(name); + return 1; +} + +int32_t mp4ff_parse_metadata(mp4ff_t *f, const int32_t size) +{ + uint64_t subsize, sumsize = 0; + uint8_t atom_type; + uint8_t header_size = 0; + + while (sumsize < size) + { + subsize = mp4ff_atom_read_header(f, &atom_type, &header_size); + mp4ff_parse_tag(f, atom_type, (uint32_t)(subsize-header_size)); + sumsize += subsize; + } + + return 0; +} + +/* find a metadata item by name */ +/* returns 0 if item found, 1 if no such item */ +static int32_t mp4ff_meta_find_by_name(const mp4ff_t *f, const char *item, char **value) +{ + uint32_t i; + + for (i = 0; i < f->tags.count; i++) + { + if (!stricmp(f->tags.tags[i].item, item)) + { + *value = strdup(f->tags.tags[i].value); + return 1; + } + } + + *value = NULL; + + /* not found */ + return 0; +} + +int32_t mp4ff_meta_get_num_items(const mp4ff_t *f) +{ + return f->tags.count; +} + +int32_t mp4ff_meta_get_by_index(const mp4ff_t *f, uint32_t index, + char **item, char **value) +{ + if (index >= f->tags.count) + { + *item = NULL; + *value = NULL; + return 0; + } else { + *item = strdup(f->tags.tags[index].item); + *value = strdup(f->tags.tags[index].value); + return 1; + } +} + +int32_t mp4ff_meta_get_title(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "title", value); +} + +int32_t mp4ff_meta_get_artist(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "artist", value); +} + +int32_t mp4ff_meta_get_writer(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "writer", value); +} + +int32_t mp4ff_meta_get_album(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "album", value); +} + +int32_t mp4ff_meta_get_date(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "date", value); +} + +int32_t mp4ff_meta_get_tool(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "tool", value); +} + +int32_t mp4ff_meta_get_comment(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "comment", value); +} + +int32_t mp4ff_meta_get_genre(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "genre", value); +} + +int32_t mp4ff_meta_get_track(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "track", value); +} + +int32_t mp4ff_meta_get_disc(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "disc", value); +} + +int32_t mp4ff_meta_get_compilation(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "compilation", value); +} + +int32_t mp4ff_meta_get_tempo(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "tempo", value); +} + +int32_t mp4ff_meta_get_coverart(const mp4ff_t *f, char **value) +{ + return mp4ff_meta_find_by_name(f, "cover", value); +} + +#endif diff --git a/src/mp4ff/mp4sample.c b/src/mp4ff/mp4sample.c new file mode 100644 index 000000000..5688a3a8f --- /dev/null +++ b/src/mp4ff/mp4sample.c @@ -0,0 +1,152 @@ +/* +** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding +** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com +** +** This program is free software; you can redistribute it and/or modify +** it under the terms of the GNU General Public License as published by +** the Free Software Foundation; either version 2 of the License, or +** (at your option) any later version. +** +** This program is distributed in the hope that it will be useful, +** but WITHOUT ANY WARRANTY; without even the implied warranty of +** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +** GNU General Public License for more details. +** +** You should have received a copy of the GNU General Public License +** along with this program; if not, write to the Free Software +** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +** +** Any non-GPL usage of this software or parts of this software is strictly +** forbidden. +** +** Commercial non-GPL licensing of this software is possible. +** For more info contact Ahead Software through Mpeg4AAClicense@nero.com. +** +** $Id: mp4sample.c,v 1.15 2004/01/11 15:52:19 menno Exp $ +**/ + +#include +#include "mp4ffint.h" + + +static int32_t mp4ff_chunk_of_sample(const mp4ff_t *f, const int32_t track, const int32_t sample, + int32_t *chunk_sample, int32_t *chunk) +{ + int32_t total_entries = 0; + int32_t chunk2entry; + int32_t chunk1, chunk2, chunk1samples, range_samples, total = 0; + + if (f->track[track] == NULL) + { + return -1; + } + + total_entries = f->track[track]->stsc_entry_count; + + chunk1 = 1; + chunk1samples = 0; + chunk2entry = 0; + + do + { + chunk2 = f->track[track]->stsc_first_chunk[chunk2entry]; + *chunk = chunk2 - chunk1; + range_samples = *chunk * chunk1samples; + + if (sample < total + range_samples) break; + + chunk1samples = f->track[track]->stsc_samples_per_chunk[chunk2entry]; + chunk1 = chunk2; + + if(chunk2entry < total_entries) + { + chunk2entry++; + total += range_samples; + } + } while (chunk2entry < total_entries); + + if (chunk1samples) + *chunk = (sample - total) / chunk1samples + chunk1; + else + *chunk = 1; + + *chunk_sample = total + (*chunk - chunk1) * chunk1samples; + + return 0; +} + +static int32_t mp4ff_chunk_to_offset(const mp4ff_t *f, const int32_t track, const int32_t chunk) +{ + const mp4ff_track_t * p_track = f->track[track]; + + if (p_track->stco_entry_count && (chunk > p_track->stco_entry_count)) + { + return p_track->stco_chunk_offset[p_track->stco_entry_count - 1]; + } else if (p_track->stco_entry_count) { + return p_track->stco_chunk_offset[chunk - 1]; + } else { + return 8; + } + + return 0; +} + +static int32_t mp4ff_sample_range_size(const mp4ff_t *f, const int32_t track, + const int32_t chunk_sample, const int32_t sample) +{ + int32_t i, total; + const mp4ff_track_t * p_track = f->track[track]; + + if (p_track->stsz_sample_size) + { + return (sample - chunk_sample) * p_track->stsz_sample_size; + } + else + { + if (sample>=p_track->stsz_sample_count) return 0;//error + + for(i = chunk_sample, total = 0; i < sample; i++) + { + total += p_track->stsz_table[i]; + } + } + + return total; +} + +static int32_t mp4ff_sample_to_offset(const mp4ff_t *f, const int32_t track, const int32_t sample) +{ + int32_t chunk, chunk_sample, chunk_offset1, chunk_offset2; + + mp4ff_chunk_of_sample(f, track, sample, &chunk_sample, &chunk); + + chunk_offset1 = mp4ff_chunk_to_offset(f, track, chunk); + chunk_offset2 = chunk_offset1 + mp4ff_sample_range_size(f, track, chunk_sample, sample); + + return chunk_offset2; +} + +int32_t mp4ff_audio_frame_size(const mp4ff_t *f, const int32_t track, const int32_t sample) +{ + int32_t bytes; + const mp4ff_track_t * p_track = f->track[track]; + + if (p_track->stsz_sample_size) + { + bytes = p_track->stsz_sample_size; + } else { + bytes = p_track->stsz_table[sample]; + } + + return bytes; +} + +int32_t mp4ff_set_sample_position(mp4ff_t *f, const int32_t track, const int32_t sample) +{ + int32_t offset; + + offset = mp4ff_sample_to_offset(f, track, sample); + mp4ff_set_position(f, offset); + + return 0; +} diff --git a/src/mp4ff/mp4tagupdate.c b/src/mp4ff/mp4tagupdate.c new file mode 100644 index 000000000..be2d7084b --- /dev/null +++ b/src/mp4ff/mp4tagupdate.c @@ -0,0 +1,645 @@ +#include +#include +#include "mp4ffint.h" + +#ifdef USE_TAGGING + +static uint32_t fix_byte_order_32(uint32_t src) +{ + uint32_t result; + uint32_t a, b, c, d; + int8_t data[4]; + + memcpy(data,&src,sizeof(src)); + a = (uint8_t)data[0]; + b = (uint8_t)data[1]; + c = (uint8_t)data[2]; + d = (uint8_t)data[3]; + + result = (a<<24) | (b<<16) | (c<<8) | d; + return (uint32_t)result; +} + +static uint16_t fix_byte_order_16(uint16_t src) +{ + uint16_t result; + uint16_t a, b; + int8_t data[2]; + + memcpy(data,&src,sizeof(src)); + a = (uint8_t)data[0]; + b = (uint8_t)data[1]; + + result = (a<<8) | b; + return (uint16_t)result; +} + + +typedef struct +{ + void * data; + unsigned written; + unsigned allocated; + unsigned error; +} membuffer; + +unsigned membuffer_write(membuffer * buf,const void * ptr,unsigned bytes) +{ + unsigned dest_size = buf->written + bytes; + + if (buf->error) return 0; + if (dest_size > buf->allocated) + { + do + { + buf->allocated <<= 1; + } while(dest_size > buf->allocated); + + { + void * newptr = realloc(buf->data,buf->allocated); + if (newptr==0) + { + free(buf->data); + buf->data = 0; + buf->error = 1; + return 0; + } + buf->data = newptr; + } + } + + if (ptr) memcpy((char*)buf->data + buf->written,ptr,bytes); + buf->written += bytes; + return bytes; +} + +#define membuffer_write_data membuffer_write + +unsigned membuffer_write_int32(membuffer * buf,uint32_t data) +{ + uint8_t temp[4] = {(uint8_t)(data>>24),(uint8_t)(data>>16),(uint8_t)(data>>8),(uint8_t)data}; + return membuffer_write_data(buf,temp,4); +} + +unsigned membuffer_write_int24(membuffer * buf,uint32_t data) +{ + uint8_t temp[3] = {(uint8_t)(data>>16),(uint8_t)(data>>8),(uint8_t)data}; + return membuffer_write_data(buf,temp,3); +} + +unsigned membuffer_write_int16(membuffer * buf,uint16_t data) +{ + uint8_t temp[2] = {(uint8_t)(data>>8),(uint8_t)data}; + return membuffer_write_data(buf,temp,2); +} + +unsigned membuffer_write_atom_name(membuffer * buf,const char * data) +{ + return membuffer_write_data(buf,data,4)==4 ? 1 : 0; +} + +void membuffer_write_atom(membuffer * buf,const char * name,unsigned size,const void * data) +{ + membuffer_write_int32(buf,size + 8); + membuffer_write_atom_name(buf,name); + membuffer_write_data(buf,data,size); +} + +unsigned membuffer_write_string(membuffer * buf,const char * data) +{ + return membuffer_write_data(buf,data,strlen(data)); +} + +unsigned membuffer_write_int8(membuffer * buf,uint8_t data) +{ + return membuffer_write_data(buf,&data,1); +} + +void * membuffer_get_ptr(const membuffer * buf) +{ + return buf->data; +} + +unsigned membuffer_get_size(const membuffer * buf) +{ + return buf->written; +} + +unsigned membuffer_error(const membuffer * buf) +{ + return buf->error; +} + +void membuffer_set_error(membuffer * buf) {buf->error = 1;} + +unsigned membuffer_transfer_from_file(membuffer * buf,mp4ff_t * src,unsigned bytes) +{ + unsigned oldsize; + void * bufptr; + + oldsize = membuffer_get_size(buf); + if (membuffer_write_data(buf,0,bytes) != bytes) return 0; + + bufptr = membuffer_get_ptr(buf); + if (bufptr==0) return 0; + + if ((unsigned)mp4ff_read_data(src,(char*)bufptr + oldsize,bytes)!=bytes) + { + membuffer_set_error(buf); + return 0; + } + + return bytes; +} + + +membuffer * membuffer_create() +{ + const unsigned initial_size = 256; + + membuffer * buf = (membuffer *) malloc(sizeof(membuffer)); + buf->data = malloc(initial_size); + buf->written = 0; + buf->allocated = initial_size; + buf->error = buf->data == 0 ? 1 : 0; + + return buf; +} + +void membuffer_free(membuffer * buf) +{ + if (buf->data) free(buf->data); + free(buf); +} + +void * membuffer_detach(membuffer * buf) +{ + void * ret; + + if (buf->error) return 0; + + ret = realloc(buf->data,buf->written); + + if (ret == 0) free(buf->data); + + buf->data = 0; + buf->error = 1; + + return ret; +} + +#if 0 +/* metadata tag structure */ +typedef struct +{ + char *item; + char *value; +} mp4ff_tag_t; + +/* metadata list structure */ +typedef struct +{ + mp4ff_tag_t *tags; + uint32_t count; +} mp4ff_metadata_t; +#endif + +typedef struct +{ + const char * atom; + const char * name; +} stdmeta_entry; + +static stdmeta_entry stdmetas[] = +{ + {"©nam","title"}, + {"©ART","artist"}, + {"©wrt","writer"}, + {"©alb","album"}, + {"©day","date"}, + {"©too","tool"}, + {"©cmt","comment"}, +// {"©gen","genre"}, + {"cpil","compilation"}, +// {"trkn","track"}, +// {"disk","disc"}, +// {"gnre","genre"}, + {"covr","cover"}, +}; + + +static const char* find_standard_meta(const char * name) //returns atom name if found, 0 if not +{ + unsigned n; + for(n=0;ncount); + memset(mask,0,data->count); + + { + const char * tracknumber_ptr = 0, * totaltracks_ptr = 0; + const char * discnumber_ptr = 0, * totaldiscs_ptr = 0; + const char * genre_ptr = 0, * tempo_ptr = 0; + for(metaptr = 0; metaptr < data->count; metaptr++) + { + mp4ff_tag_t * tag = &data->tags[metaptr]; + if (!stricmp(tag->item,"tracknumber") || !stricmp(tag->item,"track")) + { + if (tracknumber_ptr==0) tracknumber_ptr = tag->value; + mask[metaptr] = 1; + } + else if (!stricmp(tag->item,"totaltracks")) + { + if (totaltracks_ptr==0) totaltracks_ptr = tag->value; + mask[metaptr] = 1; + } + else if (!stricmp(tag->item,"discnumber") || !stricmp(tag->item,"disc")) + { + if (discnumber_ptr==0) discnumber_ptr = tag->value; + mask[metaptr] = 1; + } + else if (!stricmp(tag->item,"totaldiscs")) + { + if (totaldiscs_ptr==0) totaldiscs_ptr = tag->value; + mask[metaptr] = 1; + } + else if (!stricmp(tag->item,"genre")) + { + if (genre_ptr==0) genre_ptr = tag->value; + mask[metaptr] = 1; + } + else if (!stricmp(tag->item,"tempo")) + { + if (tempo_ptr==0) tempo_ptr = tag->value; + mask[metaptr] = 1; + } + + } + + if (tracknumber_ptr) membuffer_write_track_tag(buf,"trkn",myatoi(tracknumber_ptr),myatoi(totaltracks_ptr)); + if (discnumber_ptr) membuffer_write_track_tag(buf,"disk",myatoi(discnumber_ptr),myatoi(totaldiscs_ptr)); + if (tempo_ptr) membuffer_write_int16_tag(buf,"tmpo",(uint16_t)myatoi(tempo_ptr)); + + if (genre_ptr) + { + uint32_t index = mp4ff_meta_genre_to_index(genre_ptr); + if (index==0) + membuffer_write_std_tag(buf,"©gen",genre_ptr); + else + membuffer_write_int16_tag(buf,"gnre",(uint16_t)index); + } + } + + for(metaptr = 0; metaptr < data->count; metaptr++) + { + if (!mask[metaptr]) + { + mp4ff_tag_t * tag = &data->tags[metaptr]; + const char * std_meta_atom = find_standard_meta(tag->item); + if (std_meta_atom) + { + membuffer_write_std_tag(buf,std_meta_atom,tag->value); + } + else + { + membuffer_write_custom_tag(buf,tag->item,tag->value); + } + } + } + + free(mask); + + if (membuffer_error(buf)) + { + membuffer_free(buf); + return 0; + } + + *out_size = membuffer_get_size(buf); + *out_buffer = membuffer_detach(buf); + membuffer_free(buf); + + return 1; +} + +static uint32_t find_atom(mp4ff_t * f,uint64_t base,uint32_t size,const char * name) +{ + uint32_t remaining = size; + uint64_t atom_offset = base; + for(;;) + { + char atom_name[4]; + uint32_t atom_size; + + mp4ff_set_position(f,atom_offset); + + if (remaining < 8) break; + atom_size = mp4ff_read_int32(f); + if (atom_size > remaining || atom_size < 8) break; + mp4ff_read_data(f,atom_name,4); + + if (!memcmp(atom_name,name,4)) + { + mp4ff_set_position(f,atom_offset); + return 1; + } + + remaining -= atom_size; + atom_offset += atom_size; + } + return 0; +} + +static uint32_t find_atom_v2(mp4ff_t * f,uint64_t base,uint32_t size,const char * name,uint32_t extraheaders,const char * name_inside) +{ + uint64_t first_base = (uint64_t)(-1); + while(find_atom(f,base,size,name))//try to find atom with atom in it + { + uint64_t mybase = mp4ff_position(f); + uint32_t mysize = mp4ff_read_int32(f); + + if (first_base == (uint64_t)(-1)) first_base = mybase; + + if (mysize < 8 + extraheaders) break; + + if (find_atom(f,mybase+(8+extraheaders),mysize-(8+extraheaders),name_inside)) + { + mp4ff_set_position(f,mybase); + return 2; + } + base += mysize; + if (size<=mysize) {size=0;break;} + size -= mysize; + } + + if (first_base != (uint64_t)(-1))//wanted atom inside not found + { + mp4ff_set_position(f,first_base); + return 1; + } + else return 0; +} + +static uint32_t create_meta(const mp4ff_metadata_t * data,void ** out_buffer,uint32_t * out_size) +{ + membuffer * buf; + uint32_t ilst_size; + void * ilst_buffer; + + if (!create_ilst(data,&ilst_buffer,&ilst_size)) return 0; + + buf = membuffer_create(); + + membuffer_write_int32(buf,0); + membuffer_write_atom(buf,"ilst",ilst_size,ilst_buffer); + free(ilst_buffer); + + *out_size = membuffer_get_size(buf); + *out_buffer = membuffer_detach(buf); + membuffer_free(buf); + return 1; +} + +static uint32_t create_udta(const mp4ff_metadata_t * data,void ** out_buffer,uint32_t * out_size) +{ + membuffer * buf; + uint32_t meta_size; + void * meta_buffer; + + if (!create_meta(data,&meta_buffer,&meta_size)) return 0; + + buf = membuffer_create(); + + membuffer_write_atom(buf,"meta",meta_size,meta_buffer); + + free(meta_buffer); + + *out_size = membuffer_get_size(buf); + *out_buffer = membuffer_detach(buf); + membuffer_free(buf); + return 1; +} + +static uint32_t modify_moov(mp4ff_t * f,const mp4ff_metadata_t * data,void ** out_buffer,uint32_t * out_size) +{ + uint64_t total_base = f->moov_offset + 8; + uint32_t total_size = (uint32_t)(f->moov_size - 8); + + uint64_t udta_offset,meta_offset,ilst_offset; + uint32_t udta_size, meta_size, ilst_size; + + uint32_t new_ilst_size; + void * new_ilst_buffer; + + uint8_t * p_out; + int32_t size_delta; + + + if (!find_atom_v2(f,total_base,total_size,"udta",0,"meta")) + { + membuffer * buf; + void * new_udta_buffer; + uint32_t new_udta_size; + if (!create_udta(data,&new_udta_buffer,&new_udta_size)) return 0; + + buf = membuffer_create(); + mp4ff_set_position(f,total_base); + membuffer_transfer_from_file(buf,f,total_size); + + membuffer_write_atom(buf,"udta",new_udta_size,new_udta_buffer); + + free(new_udta_buffer); + + *out_size = membuffer_get_size(buf); + *out_buffer = membuffer_detach(buf); + membuffer_free(buf); + return 1; + } + else + { + udta_offset = mp4ff_position(f); + udta_size = mp4ff_read_int32(f); + if (find_atom_v2(f,udta_offset+8,udta_size-8,"meta",4,"ilst")<2) + { + membuffer * buf; + void * new_meta_buffer; + uint32_t new_meta_size; + if (!create_meta(data,&new_meta_buffer,&new_meta_size)) return 0; + + buf = membuffer_create(); + mp4ff_set_position(f,total_base); + membuffer_transfer_from_file(buf,f,(uint32_t)(udta_offset - total_base)); + + membuffer_write_int32(buf,udta_size + 8 + new_meta_size); + membuffer_write_atom_name(buf,"udta"); + membuffer_transfer_from_file(buf,f,udta_size); + + membuffer_write_atom(buf,"meta",new_meta_size,new_meta_buffer); + free(new_meta_buffer); + + *out_size = membuffer_get_size(buf); + *out_buffer = membuffer_detach(buf); + membuffer_free(buf); + return 1; + } + meta_offset = mp4ff_position(f); + meta_size = mp4ff_read_int32(f); + if (!find_atom(f,meta_offset+12,meta_size-12,"ilst")) return 0;//shouldn't happen, find_atom_v2 above takes care of it + ilst_offset = mp4ff_position(f); + ilst_size = mp4ff_read_int32(f); + + if (!create_ilst(data,&new_ilst_buffer,&new_ilst_size)) return 0; + + size_delta = new_ilst_size - (ilst_size - 8); + + *out_size = total_size + size_delta; + *out_buffer = malloc(*out_size); + if (*out_buffer == 0) + { + free(new_ilst_buffer); + return 0; + } + + p_out = (uint8_t*)*out_buffer; + + mp4ff_set_position(f,total_base); + mp4ff_read_data(f,p_out,(uint32_t)(udta_offset - total_base )); p_out += (uint32_t)(udta_offset - total_base ); + *(uint32_t*)p_out = fix_byte_order_32(mp4ff_read_int32(f) + size_delta); p_out += 4; + mp4ff_read_data(f,p_out,4); p_out += 4; + mp4ff_read_data(f,p_out,(uint32_t)(meta_offset - udta_offset - 8)); p_out += (uint32_t)(meta_offset - udta_offset - 8); + *(uint32_t*)p_out = fix_byte_order_32(mp4ff_read_int32(f) + size_delta); p_out += 4; + mp4ff_read_data(f,p_out,4); p_out += 4; + mp4ff_read_data(f,p_out,(uint32_t)(ilst_offset - meta_offset - 8)); p_out += (uint32_t)(ilst_offset - meta_offset - 8); + *(uint32_t*)p_out = fix_byte_order_32(mp4ff_read_int32(f) + size_delta); p_out += 4; + mp4ff_read_data(f,p_out,4); p_out += 4; + + memcpy(p_out,new_ilst_buffer,new_ilst_size); + p_out += new_ilst_size; + + mp4ff_set_position(f,ilst_offset + ilst_size); + mp4ff_read_data(f,p_out,(uint32_t)(total_size - (ilst_offset - total_base) - ilst_size)); + + free(new_ilst_buffer); + } + return 1; + +} + +int32_t mp4ff_meta_update(mp4ff_callback_t *f,const mp4ff_metadata_t * data) +{ + void * new_moov_data; + uint32_t new_moov_size; + + mp4ff_t *ff = malloc(sizeof(mp4ff_t)); + + memset(ff, 0, sizeof(mp4ff_t)); + ff->stream = f; + mp4ff_set_position(ff,0); + + parse_atoms(ff); + + + if (!modify_moov(ff,data,&new_moov_data,&new_moov_size)) + { + mp4ff_close(ff); + return 0; + } + + /* copy moov atom to end of the file */ + if (ff->last_atom != ATOM_MOOV) + { + char *free_data = "free"; + + /* rename old moov to free */ + mp4ff_set_position(ff, ff->moov_offset + 4); + mp4ff_write_data(ff, free_data, 4); + + mp4ff_set_position(ff, ff->file_size); + mp4ff_write_int32(ff,new_moov_size + 8); + mp4ff_write_data(ff,"moov",4); + mp4ff_write_data(ff, new_moov_data, new_moov_size); + } + else + { + mp4ff_set_position(ff, ff->moov_offset); + mp4ff_write_int32(ff,new_moov_size + 8); + mp4ff_write_data(ff,"moov",4); + mp4ff_write_data(ff, new_moov_data, new_moov_size); + } + + mp4ff_truncate(ff); + + mp4ff_close(ff); + return 1; +} +#endif diff --git a/src/mp4ff/mp4util.c b/src/mp4ff/mp4util.c new file mode 100644 index 000000000..1a77c97ae --- /dev/null +++ b/src/mp4ff/mp4util.c @@ -0,0 +1,188 @@ +/* +** FAAD2 - Freeware Advanced Audio (AAC) Decoder including SBR decoding +** Copyright (C) 2003-2004 M. Bakker, Ahead Software AG, http://www.nero.com +** +** This program is free software; you can redistribute it and/or modify +** it under the terms of the GNU General Public License as published by +** the Free Software Foundation; either version 2 of the License, or +** (at your option) any later version. +** +** This program is distributed in the hope that it will be useful, +** but WITHOUT ANY WARRANTY; without even the implied warranty of +** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +** GNU General Public License for more details. +** +** You should have received a copy of the GNU General Public License +** along with this program; if not, write to the Free Software +** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. +** +** Any non-GPL usage of this software or parts of this software is strictly +** forbidden. +** +** Commercial non-GPL licensing of this software is possible. +** For more info contact Ahead Software through Mpeg4AAClicense@nero.com. +** +** $Id: mp4util.c,v 1.15 2004/01/11 15:52:19 menno Exp $ +**/ + +#include "mp4ffint.h" +#include + +int32_t mp4ff_read_data(mp4ff_t *f, int8_t *data, uint32_t size) +{ + int32_t result = 1; + + result = f->stream->read(f->stream->user_data, data, size); + + f->current_position += size; + + return result; +} + +int32_t mp4ff_truncate(mp4ff_t * f) +{ + return f->stream->truncate(f->stream->user_data); +} + +int32_t mp4ff_write_data(mp4ff_t *f, int8_t *data, uint32_t size) +{ + int32_t result = 1; + + result = f->stream->write(f->stream->user_data, data, size); + + f->current_position += size; + + return result; +} + +int32_t mp4ff_write_int32(mp4ff_t *f,const uint32_t data) +{ + uint32_t result; + uint32_t a, b, c, d; + int8_t temp[4]; + + *(uint32_t*)temp = data; + a = (uint8_t)temp[0]; + b = (uint8_t)temp[1]; + c = (uint8_t)temp[2]; + d = (uint8_t)temp[3]; + + result = (a<<24) | (b<<16) | (c<<8) | d; + + return mp4ff_write_data(f,(uint8_t*)&result,sizeof(result)); +} + +int32_t mp4ff_set_position(mp4ff_t *f, const int64_t position) +{ + f->stream->seek(f->stream->user_data, position); + f->current_position = position; + + return 0; +} + +int64_t mp4ff_position(const mp4ff_t *f) +{ + return f->current_position; +} + +uint64_t mp4ff_read_int64(mp4ff_t *f) +{ + uint8_t data[8]; + uint64_t result = 0; + int8_t i; + + mp4ff_read_data(f, data, 8); + + for (i = 0; i < 8; i++) + { + result |= ((uint64_t)data[i]) << ((7 - i) * 8); + } + + return result; +} + +uint32_t mp4ff_read_int32(mp4ff_t *f) +{ + uint32_t result; + uint32_t a, b, c, d; + int8_t data[4]; + + mp4ff_read_data(f, data, 4); + a = (uint8_t)data[0]; + b = (uint8_t)data[1]; + c = (uint8_t)data[2]; + d = (uint8_t)data[3]; + + result = (a<<24) | (b<<16) | (c<<8) | d; + return (uint32_t)result; +} + +uint32_t mp4ff_read_int24(mp4ff_t *f) +{ + uint32_t result; + uint32_t a, b, c; + int8_t data[4]; + + mp4ff_read_data(f, data, 3); + a = (uint8_t)data[0]; + b = (uint8_t)data[1]; + c = (uint8_t)data[2]; + + result = (a<<16) | (b<<8) | c; + return (uint32_t)result; +} + +uint16_t mp4ff_read_int16(mp4ff_t *f) +{ + uint32_t result; + uint32_t a, b; + int8_t data[2]; + + mp4ff_read_data(f, data, 2); + a = (uint8_t)data[0]; + b = (uint8_t)data[1]; + + result = (a<<8) | b; + return (uint16_t)result; +} + +char * mp4ff_read_string(mp4ff_t * f,uint32_t length) +{ + char * str = (char*)malloc(length + 1); + if (str!=0) + { + if ((uint32_t)mp4ff_read_data(f,str,length)!=length) + { + free(str); + str = 0; + } + else + { + str[length] = 0; + } + } + return str; +} + +uint8_t mp4ff_read_char(mp4ff_t *f) +{ + uint8_t output; + mp4ff_read_data(f, &output, 1); + return output; +} + +uint32_t mp4ff_read_mp4_descr_length(mp4ff_t *f) +{ + uint8_t b; + uint8_t numBytes = 0; + uint32_t length = 0; + + do + { + b = mp4ff_read_char(f); + numBytes++; + length = (length << 7) | (b & 0x7F); + } while ((b & 0x80) && numBytes < 4); + + return length; +}