193 lines
5.2 KiB
Plaintext
193 lines
5.2 KiB
Plaintext
AC_DEFUN([AM_PATH_FAAD],
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[dnl ##
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dnl faad
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dnl ##
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AC_ARG_ENABLE(aac,
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AS_HELP_STRING([--disable-aac],
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[disable AAC support (default: enable)]),,
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enable_aac=yes)
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AC_ARG_WITH(faad,
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AS_HELP_STRING([--with-faad=PFX],
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[prefix where faad2 is installed (optional)]),,
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faad_prefix="")
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AC_ARG_WITH(faad-libraries,
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AS_HELP_STRING([--with-faad-libraries=DIR],
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[directory where faad2 library is installed (optional)]),,
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faad_libraries="")
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AC_ARG_WITH(faad-includes,
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AS_HELP_STRING([--with-faad-includes=DIR],
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[directory where faad2 header files are installed (optional)]),,
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faad_includes="")
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if test x$enable_aac = xyes; then
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if test "x$faad_libraries" != "x" ; then
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FAAD_LIBS="-L$faad_libraries"
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elif test "x$faad_prefix" != "x" ; then
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FAAD_LIBS="-L$faad_prefix/lib"
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fi
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FAAD_LIBS="$FAAD_LIBS -lfaad"
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if test "x$faad_includes" != "x" ; then
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FAAD_CFLAGS="-I$faad_includes"
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elif test "x$faad_prefix" != "x" ; then
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FAAD_CFLAGS="-I$faad_prefix/include"
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fi
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oldcflags=$CFLAGS
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oldlibs=$LIBS
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oldcppflags=$CPPFLAGS
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CFLAGS="$CFLAGS $MPD_CFLAGS $FAAD_CFLAGS -I."
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LIBS="$LIBS $MPD_LIBS $FAAD_LIBS"
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CPPFLAGS=$CFLAGS
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AC_CHECK_HEADER(faad.h,,enable_aac=no)
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if test x$enable_aac = xyes; then
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AC_CHECK_DECL(FAAD2_VERSION,,enable_aac=no,[#include <faad.h>])
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fi
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if test x$enable_aac = xyes; then
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AC_CHECK_DECL(faacDecInit2,,enable_aac=no,[#include <faad.h>])
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fi
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if test x$enable_aac = xyes; then
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AC_CHECK_LIB(faad,faacDecInit2,[MPD_LIBS="$MPD_LIBS $FAAD_LIBS";MPD_CFLAGS="$MPD_CFLAGS $FAAD_CFLAGS"],enable_aac=no)
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if test x$enable_aac = xno; then
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enable_aac=yes
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AC_CHECK_LIB(faad,NeAACDecInit2,[MPD_LIBS="$MPD_LIBS $FAAD_LIBS";MPD_CFLAGS="$MPD_CFLAGS $FAAD_CFLAGS"],enable_aac=no)
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fi
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fi
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if test x$enable_aac = xyes; then
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AC_MSG_CHECKING(that FAAD2 uses buffer and bufferlen)
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AC_COMPILE_IFELSE([
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#include <faad.h>
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int main() {
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char buffer;
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long bufferlen = 0;
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faacDecHandle decoder;
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faacDecFrameInfo frameInfo;
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faacDecConfigurationPtr config;
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unsigned char channels;
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long sampleRate;
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mp4AudioSpecificConfig mp4ASC;
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decoder = faacDecOpen();
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config = faacDecGetCurrentConfiguration(decoder);
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config->outputFormat = FAAD_FMT_16BIT;
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faacDecSetConfiguration(decoder,config);
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AudioSpecificConfig(&buffer, bufferlen, &mp4ASC);
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faacDecInit(decoder,&buffer,bufferlen,&sampleRate,&channels);
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faacDecInit2(decoder,&buffer,bufferlen,&sampleRate,&channels);
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faacDecDecode(decoder,&frameInfo,&buffer,bufferlen);
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return 0;
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}
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],[AC_MSG_RESULT(yes);AC_DEFINE(HAVE_FAAD_BUFLEN_FUNCS,1,[Define if FAAD2 uses buflen in function calls])],[AC_MSG_RESULT(no);
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AC_MSG_CHECKING(that FAAD2 can even be used)
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AC_COMPILE_IFELSE([
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#include <faad.h>
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int main() {
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char buffer;
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faacDecHandle decoder;
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faacDecFrameInfo frameInfo;
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faacDecConfigurationPtr config;
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unsigned char channels;
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long sampleRate;
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long bufferlen = 0;
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unsigned long dummy1_32;
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unsigned char dummy2_8, dummy3_8, dummy4_8, dummy5_8, dummy6_8,
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dummy7_8, dummy8_8;
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decoder = faacDecOpen();
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config = faacDecGetCurrentConfiguration(decoder);
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config->outputFormat = FAAD_FMT_16BIT;
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faacDecSetConfiguration(decoder,config);
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AudioSpecificConfig(&buffer,&dummy1_32,&dummy2_8,
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&dummy3_8,&dummy4_8,&dummy5_8,
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&dummy6_8,&dummy7_8,&dummy8_8);
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faacDecInit(decoder,&buffer,&sampleRate,&channels);
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faacDecInit2(decoder,&buffer,bufferlen,&sampleRate,&channels);
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faacDecDecode(decoder,&frameInfo,&buffer);
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faacDecClose(decoder);
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return 0;
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}
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],AC_MSG_RESULT(yes),[AC_MSG_RESULT(no);enable_aac=no])
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])
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fi
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if test x$enable_aac = xyes; then
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AC_CHECK_MEMBERS([faacDecConfiguration.downMatrix,faacDecConfiguration.dontUpSampleImplicitSBR,faacDecFrameInfo.samplerate],,,[#include <faad.h>])
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AC_DEFINE(HAVE_FAAD,1,[Define to use FAAD2 for AAC decoding])
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else
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AC_MSG_WARN([faad2 lib needed for MP4/AAC support -- disabling MP4/AAC support])
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fi
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CFLAGS=$oldcflags
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LIBS=$oldlibs
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CPPFLAGS=$oldcppflags
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fi
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if test x$enable_aac = xyes; then
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oldcflags=$CFLAGS
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oldlibs=$LIBS
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oldcppflags=$CPPFLAGS
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CFLAGS="$CFLAGS $MPD_CFLAGS $FAAD_CFLAGS -Werror"
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LIBS="$LIBS $MPD_LIBS $FAAD_LIBS"
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CPPFLAGS=$CFLAGS
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AC_MSG_CHECKING(for broken libfaad headers)
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AC_COMPILE_IFELSE([
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#include <faad.h>
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#include <stddef.h>
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#include <stdint.h>
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int main() {
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unsigned char channels;
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uint32_t sample_rate;
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faacDecInit2(NULL, NULL, 0, &sample_rate, &channels);
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return 0;
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}
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],
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[AC_MSG_RESULT(correct)],
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[AC_MSG_RESULT(broken);
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AC_DEFINE(HAVE_FAAD_LONG, 1, [Define if faad.h uses the broken "unsigned long" pointers])])
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CFLAGS=$oldcflags
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LIBS=$oldlibs
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CPPFLAGS=$oldcppflags
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fi
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if test x$enable_aac = xyes; then
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enable_mp4=yes
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MP4FF_LIBS="-lmp4ff"
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oldcflags=$CFLAGS
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oldlibs=$LIBS
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oldcppflags=$CPPFLAGS
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CFLAGS="$CFLAGS $FAAD_CFLAGS"
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LIBS="$LIBS $MP4FF_LIBS"
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CPPFLAGS=$CFLAGS
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AC_CHECK_HEADER(mp4ff.h,,enable_mp4=no)
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if test x$enable_mp4 = xyes; then
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AC_CHECK_LIB(mp4ff,mp4ff_open_read,,enable_mp4=no)
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fi
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if test x$enable_mp4 = xyes; then
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AC_SUBST(MP4FF_LIBS)
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AC_DEFINE(HAVE_MP4, 1, [Define to use FAAD2+mp4ff for MP4 decoding])
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else
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AC_MSG_WARN([libmp4ff needed for MP4 support -- disabling MP4 support])
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unset MP4FF_LIBS
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fi
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CFLAGS=$oldcflags
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LIBS=$oldlibs
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CPPFLAGS=$oldcppflags
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else
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enable_mp4=no
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fi
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])
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