2004-02-24 00:41:20 +01:00
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/* the Music Player Daemon (MPD)
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2007-04-05 05:22:33 +02:00
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* Copyright (C) 2003-2007 by Warren Dukes (warren.dukes@gmail.com)
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2004-02-24 00:41:20 +01:00
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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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2006-03-16 07:52:46 +01:00
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/* TODO 'ogg' should probably be replaced with 'oggvorbis' in all instances */
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#include "_ogg_common.h"
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2005-08-25 10:07:28 +02:00
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#ifndef HAVE_TREMOR
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2004-02-24 00:41:20 +01:00
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#include <vorbis/vorbisfile.h>
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2005-08-25 10:07:28 +02:00
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#else
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#include <tremor/ivorbisfile.h>
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/* Macros to make Tremor's API look like libogg. Tremor always
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returns host-byte-order 16-bit signed data, and uses integer
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milliseconds where libogg uses double seconds.
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*/
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#define ov_read(VF, BUFFER, LENGTH, BIGENDIANP, WORD, SGNED, BITSTREAM) \
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ov_read(VF, BUFFER, LENGTH, BITSTREAM)
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#define ov_time_total(VF, I) ((double)ov_time_total(VF, I)/1000)
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#define ov_time_tell(VF) ((double)ov_time_tell(VF)/1000)
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#define ov_time_seek_page(VF, S) (ov_time_seek_page(VF, (S)*1000))
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2006-07-20 20:53:56 +02:00
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#endif /* HAVE_TREMOR */
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2005-08-25 10:07:28 +02:00
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2008-11-11 21:33:01 +01:00
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#include <glib.h>
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#include <errno.h>
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#include <stdlib.h>
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2004-03-09 22:42:08 +01:00
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#ifdef WORDS_BIGENDIAN
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#define OGG_DECODE_USE_BIGENDIAN 1
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#else
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#define OGG_DECODE_USE_BIGENDIAN 0
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#endif
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2004-05-20 05:44:33 +02:00
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typedef struct _OggCallbackData {
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2008-10-26 19:54:57 +01:00
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struct input_stream *inStream;
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2008-08-26 08:27:07 +02:00
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struct decoder *decoder;
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2004-05-20 05:44:33 +02:00
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} OggCallbackData;
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2006-07-20 18:02:40 +02:00
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static size_t ogg_read_cb(void *ptr, size_t size, size_t nmemb, void *vdata)
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2004-05-04 21:49:29 +02:00
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{
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2008-03-26 11:37:36 +01:00
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size_t ret;
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2006-07-20 18:02:40 +02:00
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OggCallbackData *data = (OggCallbackData *) vdata;
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2008-08-26 08:27:14 +02:00
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ret = decoder_read(data->decoder, data->inStream, ptr, size * nmemb);
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2006-07-20 18:02:40 +02:00
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errno = 0;
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2008-10-26 19:54:57 +01:00
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/*if(ret<0) errno = ((struct input_stream *)inStream)->error; */
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2004-05-04 21:49:29 +02:00
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2008-08-26 08:27:14 +02:00
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return ret / size;
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2004-05-04 21:49:29 +02:00
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}
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2006-07-20 18:02:40 +02:00
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static int ogg_seek_cb(void *vdata, ogg_int64_t offset, int whence)
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{
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2008-02-05 11:17:33 +01:00
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const OggCallbackData *data = (const OggCallbackData *) vdata;
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2008-08-26 08:27:07 +02:00
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if(decoder_get_command(data->decoder) == DECODE_COMMAND_STOP)
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2007-11-28 15:06:03 +01:00
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return -1;
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2008-10-26 20:56:46 +01:00
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return input_stream_seek(data->inStream, offset, whence) ? 0 : -1;
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2004-05-04 21:49:29 +02:00
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}
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2008-01-01 11:09:56 +01:00
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/* TODO: check Ogg libraries API and see if we can just not have this func */
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2008-08-26 08:27:02 +02:00
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static int ogg_close_cb(mpd_unused void *vdata)
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2006-07-20 18:02:40 +02:00
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{
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2008-01-01 11:09:56 +01:00
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return 0;
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2004-05-04 21:49:29 +02:00
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}
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2006-07-20 18:02:40 +02:00
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static long ogg_tell_cb(void *vdata)
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{
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2008-02-05 11:17:33 +01:00
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const OggCallbackData *data = (const OggCallbackData *) vdata;
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2004-05-20 05:44:33 +02:00
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return (long)(data->inStream->offset);
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2004-05-04 21:49:29 +02:00
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}
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2008-02-05 11:17:33 +01:00
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static const char *ogg_parseComment(const char *comment, const char *needle)
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2006-07-20 18:02:40 +02:00
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{
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int len = strlen(needle);
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2004-05-08 14:00:30 +02:00
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2006-07-20 18:02:40 +02:00
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if (strncasecmp(comment, needle, len) == 0 && *(comment + len) == '=') {
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return comment + len + 1;
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2004-05-31 04:21:06 +02:00
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}
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2004-05-08 14:00:30 +02:00
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2006-07-20 18:02:40 +02:00
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return NULL;
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2004-05-08 14:00:30 +02:00
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}
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2008-11-11 16:19:00 +01:00
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static struct replay_gain_info *
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ogg_getReplayGainInfo(char **comments)
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2006-07-20 18:02:40 +02:00
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{
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2008-11-11 16:19:00 +01:00
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struct replay_gain_info *rgi;
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2008-02-05 11:17:33 +01:00
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const char *temp;
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2008-10-30 08:38:54 +01:00
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bool found = false;
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2004-05-08 14:00:30 +02:00
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2008-11-11 16:19:00 +01:00
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rgi = replay_gain_info_new();
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2004-05-08 14:00:30 +02:00
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2006-07-20 18:02:40 +02:00
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while (*comments) {
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if ((temp =
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ogg_parseComment(*comments, "replaygain_track_gain"))) {
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2008-11-11 16:24:27 +01:00
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rgi->tuples[REPLAY_GAIN_TRACK].gain = atof(temp);
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2008-10-30 08:38:54 +01:00
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found = true;
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2006-07-20 18:02:40 +02:00
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} else if ((temp = ogg_parseComment(*comments,
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"replaygain_album_gain"))) {
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2008-11-11 16:24:27 +01:00
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rgi->tuples[REPLAY_GAIN_ALBUM].gain = atof(temp);
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2008-10-30 08:38:54 +01:00
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found = true;
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2006-07-20 18:02:40 +02:00
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} else if ((temp = ogg_parseComment(*comments,
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"replaygain_track_peak"))) {
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2008-11-11 16:24:27 +01:00
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rgi->tuples[REPLAY_GAIN_TRACK].peak = atof(temp);
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2008-10-30 08:38:54 +01:00
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found = true;
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2006-07-20 18:02:40 +02:00
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} else if ((temp = ogg_parseComment(*comments,
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"replaygain_album_peak"))) {
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2008-11-11 16:24:27 +01:00
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rgi->tuples[REPLAY_GAIN_ALBUM].peak = atof(temp);
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2008-10-30 08:38:54 +01:00
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found = true;
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2006-07-20 18:02:40 +02:00
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}
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2004-05-08 14:00:30 +02:00
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2006-07-20 18:02:40 +02:00
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comments++;
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}
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2004-05-08 14:00:30 +02:00
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2006-07-20 18:02:40 +02:00
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if (!found) {
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2008-11-11 16:19:00 +01:00
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replay_gain_info_free(rgi);
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rgi = NULL;
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2004-11-02 20:56:59 +01:00
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}
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2008-11-11 16:19:00 +01:00
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return rgi;
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2004-05-08 14:00:30 +02:00
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}
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2006-07-20 18:02:40 +02:00
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static const char *VORBIS_COMMENT_TRACK_KEY = "tracknumber";
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static const char *VORBIS_COMMENT_DISC_KEY = "discnumber";
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2006-03-16 07:52:46 +01:00
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2006-07-20 18:02:40 +02:00
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static unsigned int ogg_parseCommentAddToTag(char *comment,
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unsigned int itemType,
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2008-08-29 09:38:11 +02:00
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struct tag ** tag)
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2006-03-16 07:52:46 +01:00
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{
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2006-07-20 18:02:40 +02:00
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const char *needle;
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2006-06-04 13:36:02 +02:00
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unsigned int len;
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2006-04-30 21:55:56 +02:00
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switch (itemType) {
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2006-07-20 18:02:40 +02:00
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case TAG_ITEM_TRACK:
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needle = VORBIS_COMMENT_TRACK_KEY;
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break;
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case TAG_ITEM_DISC:
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needle = VORBIS_COMMENT_DISC_KEY;
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break;
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default:
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needle = mpdTagItemKeys[itemType];
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2006-04-30 21:55:56 +02:00
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}
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2006-06-04 13:36:02 +02:00
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len = strlen(needle);
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2006-07-20 18:02:40 +02:00
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if (strncasecmp(comment, needle, len) == 0 && *(comment + len) == '=') {
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2006-03-16 07:52:46 +01:00
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if (!*tag)
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2008-08-29 09:38:21 +02:00
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*tag = tag_new();
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2006-07-20 18:02:40 +02:00
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2008-08-29 09:38:21 +02:00
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tag_add_item(*tag, itemType, comment + len + 1);
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2006-07-20 18:02:40 +02:00
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2006-03-16 07:52:46 +01:00
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return 1;
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}
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2006-07-20 18:02:40 +02:00
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2006-03-16 07:52:46 +01:00
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return 0;
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}
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2004-06-01 13:18:25 +02:00
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2008-08-29 09:38:11 +02:00
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static struct tag *oggCommentsParse(char **comments)
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2006-07-20 18:02:40 +02:00
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{
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2008-08-29 09:38:11 +02:00
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struct tag *tag = NULL;
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2006-07-20 18:02:40 +02:00
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while (*comments) {
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2006-04-18 08:17:48 +02:00
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int j;
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2006-07-20 18:02:40 +02:00
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for (j = TAG_NUM_OF_ITEM_TYPES; --j >= 0;) {
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2006-03-16 07:52:46 +01:00
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if (ogg_parseCommentAddToTag(*comments, j, &tag))
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break;
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2005-03-05 23:24:10 +01:00
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}
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2004-06-01 13:18:25 +02:00
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comments++;
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}
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2006-07-20 18:02:40 +02:00
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2006-03-16 07:52:46 +01:00
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return tag;
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2004-06-01 13:18:25 +02:00
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}
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2008-11-02 17:02:28 +01:00
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static void putOggCommentsIntoOutputBuffer(struct decoder *decoder,
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struct input_stream *is,
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2006-07-20 18:02:40 +02:00
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char **comments)
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2004-06-01 13:18:25 +02:00
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{
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2008-08-29 09:38:11 +02:00
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struct tag *tag;
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2004-06-01 13:18:25 +02:00
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tag = oggCommentsParse(comments);
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2006-07-20 18:02:40 +02:00
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if (!tag)
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return;
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2004-06-01 13:18:25 +02:00
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2008-11-02 17:02:28 +01:00
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decoder_tag(decoder, is, tag);
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2008-08-29 09:38:21 +02:00
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tag_free(tag);
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2004-06-01 13:18:25 +02:00
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}
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2006-03-16 07:52:46 +01:00
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/* public */
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2008-11-11 17:13:44 +01:00
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static void
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2008-10-26 19:54:57 +01:00
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oggvorbis_decode(struct decoder *decoder, struct input_stream *inStream)
|
2004-02-24 00:41:20 +01:00
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{
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OggVorbis_File vf;
|
2004-05-04 21:49:29 +02:00
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ov_callbacks callbacks;
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2006-07-20 18:02:40 +02:00
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OggCallbackData data;
|
2008-09-07 19:19:55 +02:00
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struct audio_format audio_format;
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2004-06-01 12:37:13 +02:00
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int current_section;
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2004-06-05 07:03:00 +02:00
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int prev_section = -1;
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2004-06-01 12:37:13 +02:00
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long ret;
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#define OGG_CHUNK_SIZE 4096
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char chunk[OGG_CHUNK_SIZE];
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long bitRate = 0;
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long test;
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2008-11-11 15:55:34 +01:00
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struct replay_gain_info *replayGainInfo = NULL;
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2006-07-20 18:02:40 +02:00
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char **comments;
|
2008-02-05 11:17:33 +01:00
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const char *errorStr;
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2008-10-30 08:38:54 +01:00
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bool initialized = false;
|
2008-11-11 21:21:54 +01:00
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enum decoder_command cmd = DECODE_COMMAND_NONE;
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2004-05-20 05:44:33 +02:00
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2008-11-10 15:07:01 +01:00
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if (ogg_stream_type_detect(inStream) != VORBIS)
|
2008-11-11 17:13:44 +01:00
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return;
|
2008-11-10 15:07:01 +01:00
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/* rewind the stream, because ogg_stream_type_detect() has
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moved it */
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input_stream_seek(inStream, 0, SEEK_SET);
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|
2006-07-20 18:02:40 +02:00
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data.inStream = inStream;
|
2008-08-26 08:27:07 +02:00
|
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|
data.decoder = decoder;
|
2004-05-04 21:49:29 +02:00
|
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|
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callbacks.read_func = ogg_read_cb;
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callbacks.seek_func = ogg_seek_cb;
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callbacks.close_func = ogg_close_cb;
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callbacks.tell_func = ogg_tell_cb;
|
2006-07-20 18:02:40 +02:00
|
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|
if ((ret = ov_open_callbacks(&data, &vf, NULL, 0, callbacks)) < 0) {
|
2008-08-26 08:27:14 +02:00
|
|
|
if (decoder_get_command(decoder) != DECODE_COMMAND_NONE)
|
2008-11-11 17:13:44 +01:00
|
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|
return;
|
2008-08-26 08:27:14 +02:00
|
|
|
|
|
|
|
switch (ret) {
|
|
|
|
case OV_EREAD:
|
|
|
|
errorStr = "read error";
|
|
|
|
break;
|
|
|
|
case OV_ENOTVORBIS:
|
|
|
|
errorStr = "not vorbis stream";
|
|
|
|
break;
|
|
|
|
case OV_EVERSION:
|
|
|
|
errorStr = "vorbis version mismatch";
|
|
|
|
break;
|
|
|
|
case OV_EBADHEADER:
|
|
|
|
errorStr = "invalid vorbis header";
|
|
|
|
break;
|
|
|
|
case OV_EFAULT:
|
|
|
|
errorStr = "internal logic error";
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
errorStr = "unknown error";
|
|
|
|
break;
|
2006-07-20 18:02:40 +02:00
|
|
|
}
|
2008-11-11 21:33:01 +01:00
|
|
|
|
|
|
|
g_warning("Error decoding Ogg Vorbis stream: %s\n",
|
|
|
|
errorStr);
|
2008-11-11 17:13:44 +01:00
|
|
|
return;
|
2004-02-24 00:41:20 +01:00
|
|
|
}
|
2008-08-26 08:27:05 +02:00
|
|
|
audio_format.bits = 16;
|
2004-06-01 12:37:13 +02:00
|
|
|
|
2008-11-11 21:21:54 +01:00
|
|
|
do {
|
|
|
|
if (cmd == DECODE_COMMAND_SEEK) {
|
2008-08-26 08:27:07 +02:00
|
|
|
double seek_where = decoder_seek_where(decoder);
|
|
|
|
if (0 == ov_time_seek_page(&vf, seek_where)) {
|
|
|
|
decoder_command_finished(decoder);
|
2006-07-20 18:02:40 +02:00
|
|
|
} else
|
2008-08-26 08:27:07 +02:00
|
|
|
decoder_seek_error(decoder);
|
2004-06-01 12:37:13 +02:00
|
|
|
}
|
2008-11-11 21:15:01 +01:00
|
|
|
|
|
|
|
ret = ov_read(&vf, chunk, sizeof(chunk),
|
2006-07-20 18:02:40 +02:00
|
|
|
OGG_DECODE_USE_BIGENDIAN, 2, 1, ¤t_section);
|
|
|
|
if (current_section != prev_section) {
|
|
|
|
/*printf("new song!\n"); */
|
|
|
|
vorbis_info *vi = ov_info(&vf, -1);
|
2008-11-11 16:19:00 +01:00
|
|
|
struct replay_gain_info *new_rgi;
|
|
|
|
|
2008-08-26 08:27:05 +02:00
|
|
|
audio_format.channels = vi->channels;
|
2008-10-10 14:40:54 +02:00
|
|
|
audio_format.sample_rate = vi->rate;
|
2008-08-26 08:27:07 +02:00
|
|
|
if (!initialized) {
|
2008-08-26 08:27:05 +02:00
|
|
|
float total_time = ov_time_total(&vf, -1);
|
|
|
|
if (total_time < 0)
|
|
|
|
total_time = 0;
|
|
|
|
decoder_initialized(decoder, &audio_format,
|
2008-11-02 17:01:51 +01:00
|
|
|
inStream->seekable,
|
2008-08-26 08:27:05 +02:00
|
|
|
total_time);
|
2008-10-30 08:38:54 +01:00
|
|
|
initialized = true;
|
2004-06-06 18:42:14 +02:00
|
|
|
}
|
2004-06-05 18:01:44 +02:00
|
|
|
comments = ov_comment(&vf, -1)->user_comments;
|
2008-11-02 17:02:28 +01:00
|
|
|
putOggCommentsIntoOutputBuffer(decoder, inStream,
|
2006-07-20 18:02:40 +02:00
|
|
|
comments);
|
2008-11-11 16:19:00 +01:00
|
|
|
new_rgi = ogg_getReplayGainInfo(comments);
|
|
|
|
if (new_rgi != NULL) {
|
|
|
|
if (replayGainInfo != NULL)
|
|
|
|
replay_gain_info_free(replayGainInfo);
|
|
|
|
replayGainInfo = new_rgi;
|
|
|
|
}
|
2004-06-05 18:01:44 +02:00
|
|
|
}
|
2004-06-05 07:03:00 +02:00
|
|
|
|
|
|
|
prev_section = current_section;
|
|
|
|
|
2008-03-26 11:37:49 +01:00
|
|
|
if (ret <= 0) {
|
|
|
|
if (ret == OV_HOLE) /* bad packet */
|
|
|
|
ret = 0;
|
|
|
|
else /* break on EOF or other error */
|
|
|
|
break;
|
2004-02-24 00:41:20 +01:00
|
|
|
}
|
|
|
|
|
2008-11-11 21:15:01 +01:00
|
|
|
if ((test = ov_bitrate_instant(&vf)) > 0)
|
|
|
|
bitRate = test / 1000;
|
2004-06-01 12:37:13 +02:00
|
|
|
|
2008-11-11 21:21:54 +01:00
|
|
|
cmd = decoder_data(decoder, inStream,
|
|
|
|
chunk, ret,
|
|
|
|
ov_pcm_tell(&vf) / audio_format.sample_rate,
|
|
|
|
bitRate, replayGainInfo);
|
|
|
|
} while (cmd != DECODE_COMMAND_STOP);
|
2004-02-24 00:41:20 +01:00
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
if (replayGainInfo)
|
2008-11-11 15:55:34 +01:00
|
|
|
replay_gain_info_free(replayGainInfo);
|
2004-11-02 20:56:59 +01:00
|
|
|
|
2004-06-01 12:37:13 +02:00
|
|
|
ov_clear(&vf);
|
2004-02-24 00:41:20 +01:00
|
|
|
}
|
|
|
|
|
2008-10-31 15:56:43 +01:00
|
|
|
static struct tag *oggvorbis_TagDup(const char *file)
|
2006-07-20 18:02:40 +02:00
|
|
|
{
|
2008-08-29 09:38:11 +02:00
|
|
|
struct tag *ret;
|
2006-07-20 18:02:40 +02:00
|
|
|
FILE *fp;
|
2004-05-31 03:21:17 +02:00
|
|
|
OggVorbis_File vf;
|
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
fp = fopen(file, "r");
|
|
|
|
if (!fp) {
|
|
|
|
return NULL;
|
2005-09-08 23:08:02 +02:00
|
|
|
}
|
2008-11-11 21:33:01 +01:00
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
if (ov_open(fp, &vf, NULL, 0) < 0) {
|
2004-05-31 03:21:17 +02:00
|
|
|
fclose(fp);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
ret = oggCommentsParse(ov_comment(&vf, -1)->user_comments);
|
2004-05-31 05:02:17 +02:00
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
if (!ret)
|
2008-08-29 09:38:21 +02:00
|
|
|
ret = tag_new();
|
2006-07-20 18:02:40 +02:00
|
|
|
ret->time = (int)(ov_time_total(&vf, -1) + 0.5);
|
2004-05-31 03:21:17 +02:00
|
|
|
|
|
|
|
ov_clear(&vf);
|
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
return ret;
|
2004-05-31 03:21:17 +02:00
|
|
|
}
|
|
|
|
|
2008-11-01 14:55:23 +01:00
|
|
|
static const char *const oggvorbis_Suffixes[] = { "ogg","oga", NULL };
|
|
|
|
static const char *const oggvorbis_MimeTypes[] = {
|
|
|
|
"application/ogg",
|
|
|
|
"audio/x-vorbis+ogg",
|
|
|
|
"application/x-ogg",
|
|
|
|
NULL
|
|
|
|
};
|
2004-05-31 03:21:17 +02:00
|
|
|
|
2008-11-01 14:54:09 +01:00
|
|
|
const struct decoder_plugin oggvorbisPlugin = {
|
2008-09-29 15:55:17 +02:00
|
|
|
.name = "oggvorbis",
|
|
|
|
.stream_decode = oggvorbis_decode,
|
|
|
|
.tag_dup = oggvorbis_TagDup,
|
|
|
|
.suffixes = oggvorbis_Suffixes,
|
|
|
|
.mime_types = oggvorbis_MimeTypes
|
2004-05-31 03:21:17 +02:00
|
|
|
};
|