decoder: new plugin using modplug library
This commit is contained in:
Viliam Mateicka
parent
4654bb4628
commit
d838a1ad24
21
configure.ac
21
configure.ac
@ -280,6 +280,12 @@ AC_ARG_ENABLE(mod,
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enable_mod=$enableval,
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enable_mod=no)
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AC_ARG_ENABLE(modplug,
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AS_HELP_STRING([--enable-modplug],
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[enable MODPLUG support (default: disable)]),
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enable_modplug=$enableval,
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enable_modplug=no)
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AC_ARG_ENABLE(mpc,
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AS_HELP_STRING([--disable-mpc],
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[disable musepack (MPC) support (default: enable)]),
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@ -837,6 +843,14 @@ fi
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AM_CONDITIONAL(HAVE_MIKMOD, test x$enable_mod = xyes)
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if test x$enable_modplug = xyes; then
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PKG_CHECK_MODULES(MODPLUG, [libmodplug],
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AC_DEFINE(HAVE_MODPLUG, 1, [Define for modplug support]),
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enable_modplug=no)
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fi
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AM_CONDITIONAL(HAVE_MODPLUG, test x$enable_modplug = xyes)
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if test x$enable_ffmpeg = xyes; then
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PKG_CHECK_MODULES(FFMPEG, [libavformat libavcodec libavutil],
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AC_DEFINE(HAVE_FFMPEG, 1, [Define for FFMPEG support]),
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@ -1160,6 +1174,12 @@ else
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echo " MOD support ...................disabled"
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fi
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if test x$enable_modplug = xyes; then
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echo " MODPLUG support ...............enabled"
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else
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echo " MODPLUG support ...............disabled"
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fi
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if test x$enable_ffmpeg = xyes; then
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echo " FFMPEG support ................enabled"
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else
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@ -1176,6 +1196,7 @@ if
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test x$enable_mpc = xno &&
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test x$enable_wavpack = xno &&
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test x$enable_ffmpeg = xno &&
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test x$enable_modplug = xno &&
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test x$enable_mod = xno; then
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AC_MSG_ERROR([No input plugins supported!])
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fi
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@ -244,6 +244,10 @@ if HAVE_MIKMOD
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mpd_SOURCES += decoder/mod_plugin.c
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endif
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if HAVE_MODPLUG
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mpd_SOURCES += decoder/modplug_plugin.c
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endif
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if HAVE_FFMPEG
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mpd_SOURCES += decoder/ffmpeg_plugin.c
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endif
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@ -312,6 +316,7 @@ mpd_CPPFLAGS = \
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$(OGGVORBIS_CFLAGS) $(VORBISENC_CFLAGS) \
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$(patsubst -I%/FLAC,-I%,$(FLAC_CFLAGS)) \
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$(AUDIOFILE_CFLAGS) $(LIBMIKMOD_CFLAGS) \
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$(MODPLUG_CFLAGS) \
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$(ID3TAG_CFLAGS) \
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$(MAD_CFLAGS) \
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$(FFMPEG_CFLAGS) \
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@ -322,6 +327,7 @@ mpd_LDADD = $(MPD_LIBS) \
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$(SHOUT_LIBS) \
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$(OGGVORBIS_LIBS) $(VORBISENC_LIBS) $(FLAC_LIBS) \
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$(AUDIOFILE_LIBS) $(LIBMIKMOD_LIBS) \
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$(MODPLUG_LIBS) \
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$(ID3TAG_LIBS) \
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$(MAD_LIBS) \
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$(MP4FF_LIBS) \
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200
src/decoder/modplug_plugin.c
Normal file
200
src/decoder/modplug_plugin.c
Normal file
@ -0,0 +1,200 @@
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/* the Music Player Daemon (MPD)
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* Copyright (C) 2008 Viliam Mateicka <viliam.mateicka@gmail.com>
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* This project's homepage is: http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "../decoder_api.h"
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#include "../utils.h"
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#include "../log.h"
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#include <glib.h>
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#include <modplug.h>
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#define MODPLUG_FRAME_SIZE (4096)
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#define MODPLUG_PREALLOC_BLOCK (256*1024)
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#define MODPLUG_READ_BLOCK (128*1024)
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#define MODPLUG_FILE_LIMIT (1024*1024*100)
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static GByteArray *mod_loadfile(struct decoder *decoder, struct input_stream *is)
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{
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unsigned char *data;
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GByteArray *bdatas;
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int total_len;
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int ret;
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//known/unknown size, preallocate array, lets read in chunks
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if (is->size) {
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if (is->size > MODPLUG_FILE_LIMIT) {
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g_warning("file too large\n");
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return NULL;
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}
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bdatas = g_byte_array_sized_new(is->size);
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} else {
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bdatas = g_byte_array_sized_new(MODPLUG_PREALLOC_BLOCK);
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}
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data = g_malloc(MODPLUG_READ_BLOCK);
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total_len = 0;
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do {
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if (decoder) {
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ret = decoder_read(decoder, is, data, MODPLUG_READ_BLOCK);
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} else {
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ret = input_stream_read(is, data, MODPLUG_READ_BLOCK);
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}
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if (ret > 0) {
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g_byte_array_append(bdatas, data, ret);
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total_len += ret;
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} else {
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//end of file, or read error
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break;
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}
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if (total_len > MODPLUG_FILE_LIMIT) {
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g_warning("stream too large\n");
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g_free(data);
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g_byte_array_free(bdatas, TRUE);
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return NULL;
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}
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} while (input_stream_eof(is));
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g_free(data);
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return bdatas;
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}
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static void
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mod_decode(struct decoder *decoder, struct input_stream *is)
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{
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ModPlugFile *f;
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ModPlug_Settings settings;
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GByteArray *bdatas;
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struct audio_format audio_format;
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float total_time = 0.0;
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int ret, current;
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char audio_buffer[MODPLUG_FRAME_SIZE];
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float sec_perbyte;
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enum decoder_command cmd = DECODE_COMMAND_NONE;
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bdatas = mod_loadfile(decoder, is);
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if (!bdatas) {
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g_warning("could not load stream\n");
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return;
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}
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f = ModPlug_Load(bdatas->data, bdatas->len);
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g_byte_array_free(bdatas, TRUE);
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if (!f) {
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g_warning("could not decode stream\n");
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return;
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}
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ModPlug_GetSettings(&settings);
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/* alter setting */
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settings.mResamplingMode = MODPLUG_RESAMPLE_FIR; /* RESAMP */
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settings.mChannels = 2;
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settings.mBits = 16;
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settings.mFrequency = 44100;
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/* insert more setting changes here */
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ModPlug_SetSettings(&settings);
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audio_format.bits = 16;
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audio_format.sample_rate = 44100;
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audio_format.channels = 2;
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sec_perbyte =
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1.0 / ((audio_format.bits * audio_format.channels / 8.0) *
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(float)audio_format.sample_rate);
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total_time = ModPlug_GetLength(f) / 1000;
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decoder_initialized(decoder, &audio_format,
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is->seekable, total_time);
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total_time = 0;
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do {
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ret = ModPlug_Read(f, audio_buffer, MODPLUG_FRAME_SIZE);
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if (ret == 0) {
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break;
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}
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total_time += ret * sec_perbyte;
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cmd = decoder_data(decoder, NULL,
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audio_buffer, ret,
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total_time, 0, NULL);
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if (cmd == DECODE_COMMAND_SEEK) {
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total_time = decoder_seek_where(decoder);
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current = total_time * 1000;
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ModPlug_Seek(f, current);
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decoder_command_finished(decoder);
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}
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} while (cmd != DECODE_COMMAND_STOP);
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ModPlug_Unload(f);
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}
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static struct tag *mod_tagdup(const char *file)
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{
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ModPlugFile *f;
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struct tag *ret = NULL;
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GByteArray *bdatas;
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char *title;
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struct input_stream is;
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if (!input_stream_open(&is, file)) {
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g_warning("cant open file %s\n", file);
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return NULL;
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}
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bdatas = mod_loadfile(NULL, &is);
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if (!bdatas) {
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g_warning("cant load file %s\n", file);
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return NULL;
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}
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f = ModPlug_Load(bdatas->data, bdatas->len);
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g_byte_array_free(bdatas, TRUE);
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if (!f) {
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g_warning("could not decode file %s\n", file);
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return NULL;
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}
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ret = tag_new();
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ret->time = 0;
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title = g_strdup(ModPlug_GetName(f));
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if (title)
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tag_add_item(ret, TAG_ITEM_TITLE, title);
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g_free(title);
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ModPlug_Unload(f);
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input_stream_close(&is);
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return ret;
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}
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static const char *const mod_suffixes[] = {
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"669", "amf", "ams", "dbm", "dfm", "dsm", "far", "it",
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"med", "mdl", "mod", "mtm", "mt2", "okt", "s3m", "stm",
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"ult", "umx", "xm",
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NULL
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};
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const struct decoder_plugin modplug_plugin = {
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.name = "modplug",
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.stream_decode = mod_decode,
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.tag_dup = mod_tagdup,
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.suffixes = mod_suffixes,
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};
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@ -31,6 +31,7 @@ extern const struct decoder_plugin mp4_plugin;
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extern const struct decoder_plugin aacPlugin;
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extern const struct decoder_plugin mpcPlugin;
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extern const struct decoder_plugin wavpack_plugin;
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extern const struct decoder_plugin modplug_plugin;
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extern const struct decoder_plugin modPlugin;
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extern const struct decoder_plugin ffmpeg_plugin;
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@ -62,6 +63,9 @@ static const struct decoder_plugin *const decoder_plugins[] = {
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#ifdef HAVE_WAVPACK
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&wavpack_plugin,
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#endif
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#ifdef HAVE_MODPLUG
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&modplug_plugin,
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#endif
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#ifdef HAVE_MIKMOD
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&modPlugin,
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#endif
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