2006-03-16 07:52:46 +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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2006-03-16 07:52:46 +01:00
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* This project's homepage is: http://www.musicpd.org
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*
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* OggFLAC support (half-stolen from flac_plugin.c :))
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* (c) 2005 by Eric Wong <normalperson@yhbt.net>
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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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2006-12-04 05:45:47 +01:00
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#include "_flac_common.h"
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2006-03-16 07:52:46 +01:00
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#ifdef HAVE_OGGFLAC
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#include "_ogg_common.h"
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#include "../utils.h"
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#include "../log.h"
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#include "../pcm_utils.h"
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#include "../inputStream.h"
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#include "../outputBuffer.h"
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#include "../replayGain.h"
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#include "../audio.h"
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2008-01-03 08:29:49 +01:00
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#include "../os_compat.h"
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2006-03-16 07:52:46 +01:00
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2008-01-01 11:09:56 +01:00
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static void oggflac_cleanup(FlacData * data,
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2006-07-20 18:02:40 +02:00
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OggFLAC__SeekableStreamDecoder * decoder)
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2006-03-16 07:52:46 +01:00
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{
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if (data->replayGainInfo)
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freeReplayGainInfo(data->replayGainInfo);
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if (decoder)
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OggFLAC__seekable_stream_decoder_delete(decoder);
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}
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2006-07-20 18:02:40 +02:00
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static OggFLAC__SeekableStreamDecoderReadStatus of_read_cb(const
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OggFLAC__SeekableStreamDecoder
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* decoder,
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FLAC__byte buf[],
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unsigned *bytes,
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void *fdata)
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{
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FlacData *data = (FlacData *) fdata;
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2006-03-16 07:52:46 +01:00
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size_t r;
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while (1) {
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2006-07-20 18:02:40 +02:00
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r = readFromInputStream(data->inStream, (void *)buf, 1, *bytes);
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2006-03-16 07:52:46 +01:00
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if (r == 0 && !inputStreamAtEOF(data->inStream) &&
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2006-07-20 18:02:40 +02:00
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!data->dc->stop)
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2006-03-16 07:52:46 +01:00
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my_usleep(10000);
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else
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break;
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}
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*bytes = r;
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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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if (r == 0 && !inputStreamAtEOF(data->inStream) && !data->dc->stop)
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return OggFLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_ERROR;
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2006-07-20 18:02:40 +02:00
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return OggFLAC__SEEKABLE_STREAM_DECODER_READ_STATUS_OK;
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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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static OggFLAC__SeekableStreamDecoderSeekStatus of_seek_cb(const
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OggFLAC__SeekableStreamDecoder
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* decoder,
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FLAC__uint64 offset,
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void *fdata)
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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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FlacData *data = (FlacData *) fdata;
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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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if (seekInputStream(data->inStream, offset, SEEK_SET) < 0) {
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return OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_ERROR;
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}
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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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return OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_STATUS_OK;
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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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static OggFLAC__SeekableStreamDecoderTellStatus of_tell_cb(const
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OggFLAC__SeekableStreamDecoder
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* decoder,
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FLAC__uint64 *
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offset, void *fdata)
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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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FlacData *data = (FlacData *) fdata;
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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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*offset = (long)(data->inStream->offset);
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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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return OggFLAC__SEEKABLE_STREAM_DECODER_TELL_STATUS_OK;
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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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static OggFLAC__SeekableStreamDecoderLengthStatus of_length_cb(const
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OggFLAC__SeekableStreamDecoder
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* decoder,
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FLAC__uint64 *
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length,
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void *fdata)
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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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FlacData *data = (FlacData *) fdata;
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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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*length = (size_t) (data->inStream->size);
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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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return OggFLAC__SEEKABLE_STREAM_DECODER_LENGTH_STATUS_OK;
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2006-03-16 07:52:46 +01:00
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}
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static FLAC__bool of_EOF_cb(const OggFLAC__SeekableStreamDecoder * decoder,
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2006-07-20 18:02:40 +02:00
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void *fdata)
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{
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FlacData *data = (FlacData *) fdata;
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2006-03-16 07:52:46 +01:00
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if (inputStreamAtEOF(data->inStream) == 1)
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2006-07-20 18:02:40 +02:00
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return true;
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2006-03-16 07:52:46 +01:00
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return false;
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}
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2006-07-20 18:02:40 +02:00
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static void of_error_cb(const OggFLAC__SeekableStreamDecoder * decoder,
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FLAC__StreamDecoderErrorStatus status, void *fdata)
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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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flac_error_common_cb("oggflac", status, (FlacData *) fdata);
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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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static void oggflacPrintErroredState(OggFLAC__SeekableStreamDecoderState state)
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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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switch (state) {
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2006-03-16 07:52:46 +01:00
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case OggFLAC__SEEKABLE_STREAM_DECODER_MEMORY_ALLOCATION_ERROR:
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ERROR("oggflac allocation error\n");
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break;
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case OggFLAC__SEEKABLE_STREAM_DECODER_READ_ERROR:
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ERROR("oggflac read error\n");
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break;
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case OggFLAC__SEEKABLE_STREAM_DECODER_SEEK_ERROR:
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ERROR("oggflac seek error\n");
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break;
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case OggFLAC__SEEKABLE_STREAM_DECODER_STREAM_DECODER_ERROR:
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ERROR("oggflac seekable stream error\n");
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break;
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case OggFLAC__SEEKABLE_STREAM_DECODER_ALREADY_INITIALIZED:
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ERROR("oggflac decoder already initialized\n");
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break;
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case OggFLAC__SEEKABLE_STREAM_DECODER_INVALID_CALLBACK:
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ERROR("invalid oggflac callback\n");
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break;
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case OggFLAC__SEEKABLE_STREAM_DECODER_UNINITIALIZED:
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ERROR("oggflac decoder uninitialized\n");
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break;
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case OggFLAC__SEEKABLE_STREAM_DECODER_OK:
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case OggFLAC__SEEKABLE_STREAM_DECODER_SEEKING:
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case OggFLAC__SEEKABLE_STREAM_DECODER_END_OF_STREAM:
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break;
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}
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}
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2006-07-20 18:02:40 +02:00
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static FLAC__StreamDecoderWriteStatus oggflacWrite(const
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OggFLAC__SeekableStreamDecoder
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* decoder,
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const FLAC__Frame * frame,
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const FLAC__int32 *
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const buf[], void *vdata)
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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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FlacData *data = (FlacData *) vdata;
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2006-03-16 07:52:46 +01:00
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FLAC__uint32 samples = frame->header.blocksize;
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FLAC__uint16 u16;
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2006-07-20 18:02:40 +02:00
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unsigned char *uc;
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2008-04-12 06:06:39 +02:00
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unsigned int c_samp, c_chan;
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2006-03-16 07:52:46 +01:00
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int i;
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float timeChange;
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2006-07-20 18:02:40 +02:00
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timeChange = ((float)samples) / frame->header.sample_rate;
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data->time += timeChange;
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2006-03-16 07:52:46 +01:00
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/* ogg123 uses a complicated method of calculating bitrate
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* with averaging which I'm not too fond of.
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* (waste of memory/CPU cycles, especially given this is _lossless_)
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* a get_decode_position() is not available in OggFLAC, either
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*
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* this does not give an accurate bitrate:
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* (bytes_last_read was set in the read callback)
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2006-07-20 18:02:40 +02:00
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data->bitRate = ((8.0 * data->bytes_last_read *
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frame->header.sample_rate)
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/((float)samples * 1000)) + 0.5;
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*/
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2008-04-12 06:06:28 +02:00
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for (c_samp = 0; c_samp < frame->header.blocksize; c_samp++) {
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2006-07-20 18:02:40 +02:00
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for (c_chan = 0; c_chan < frame->header.channels;
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2008-04-12 06:06:28 +02:00
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c_chan++) {
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2006-03-16 07:52:46 +01:00
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u16 = buf[c_chan][c_samp];
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uc = (unsigned char *)&u16;
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2006-07-20 18:02:40 +02:00
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for (i = 0; i < (data->dc->audioFormat.bits / 8); i++) {
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if (data->chunk_length >= FLAC_CHUNK_SIZE) {
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if (flacSendChunk(data) < 0) {
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return
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FLAC__STREAM_DECODER_WRITE_STATUS_ABORT;
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2006-03-16 07:52:46 +01:00
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}
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data->chunk_length = 0;
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2006-07-20 18:02:40 +02:00
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if (data->dc->seek) {
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return
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FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE;
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2006-03-16 07:52:46 +01:00
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}
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}
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data->chunk[data->chunk_length++] = *(uc++);
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}
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}
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}
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return FLAC__STREAM_DECODER_WRITE_STATUS_CONTINUE;
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}
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/* used by TagDup */
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2006-07-20 18:02:40 +02:00
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static void of_metadata_dup_cb(const OggFLAC__SeekableStreamDecoder * decoder,
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const FLAC__StreamMetadata * block, void *vdata)
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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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FlacData *data = (FlacData *) vdata;
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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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switch (block->type) {
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case FLAC__METADATA_TYPE_STREAMINFO:
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if (!data->tag)
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data->tag = newMpdTag();
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2006-03-16 07:52:46 +01:00
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data->tag->time = ((float)block->data.stream_info.
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2006-07-20 18:02:40 +02:00
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total_samples) /
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block->data.stream_info.sample_rate + 0.5;
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2006-03-16 07:52:46 +01:00
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return;
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2006-07-20 18:02:40 +02:00
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case FLAC__METADATA_TYPE_VORBIS_COMMENT:
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copyVorbisCommentBlockToMpdTag(block, data->tag);
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2006-03-16 07:52:46 +01:00
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default:
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break;
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2006-07-20 18:02:40 +02:00
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}
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2006-03-16 07:52:46 +01:00
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}
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/* used by decode */
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static void of_metadata_decode_cb(const OggFLAC__SeekableStreamDecoder * dec,
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2006-07-20 18:02:40 +02:00
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const FLAC__StreamMetadata * block,
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void *vdata)
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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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flac_metadata_common_cb(block, (FlacData *) vdata);
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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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static OggFLAC__SeekableStreamDecoder
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2006-07-20 20:53:56 +02:00
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* full_decoder_init_and_read_metadata(FlacData * data,
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unsigned int metadata_only)
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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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OggFLAC__SeekableStreamDecoder *decoder = NULL;
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2006-03-16 07:52:46 +01:00
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unsigned int s = 1;
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if (!(decoder = OggFLAC__seekable_stream_decoder_new()))
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return NULL;
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if (metadata_only) {
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2006-07-20 18:02:40 +02:00
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s &= OggFLAC__seekable_stream_decoder_set_metadata_callback
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(decoder, of_metadata_dup_cb);
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s &= OggFLAC__seekable_stream_decoder_set_metadata_respond
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(decoder, FLAC__METADATA_TYPE_STREAMINFO);
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2006-03-16 07:52:46 +01:00
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} else {
|
2006-07-20 18:02:40 +02:00
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s &= OggFLAC__seekable_stream_decoder_set_metadata_callback
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(decoder, of_metadata_decode_cb);
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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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2006-03-16 07:52:46 +01:00
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s &= OggFLAC__seekable_stream_decoder_set_read_callback(decoder,
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2006-07-20 18:02:40 +02:00
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of_read_cb);
|
2006-03-16 07:52:46 +01:00
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s &= OggFLAC__seekable_stream_decoder_set_seek_callback(decoder,
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2006-07-20 18:02:40 +02:00
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of_seek_cb);
|
2006-03-16 07:52:46 +01:00
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s &= OggFLAC__seekable_stream_decoder_set_tell_callback(decoder,
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2006-07-20 18:02:40 +02:00
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of_tell_cb);
|
2006-03-16 07:52:46 +01:00
|
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s &= OggFLAC__seekable_stream_decoder_set_length_callback(decoder,
|
2006-07-20 18:02:40 +02:00
|
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of_length_cb);
|
2006-03-16 07:52:46 +01:00
|
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|
s &= OggFLAC__seekable_stream_decoder_set_eof_callback(decoder,
|
2006-07-20 18:02:40 +02:00
|
|
|
of_EOF_cb);
|
2006-03-16 07:52:46 +01:00
|
|
|
s &= OggFLAC__seekable_stream_decoder_set_write_callback(decoder,
|
2006-07-20 18:02:40 +02:00
|
|
|
oggflacWrite);
|
2006-03-16 07:52:46 +01:00
|
|
|
s &= OggFLAC__seekable_stream_decoder_set_metadata_respond(decoder,
|
2006-07-20 18:02:40 +02:00
|
|
|
FLAC__METADATA_TYPE_VORBIS_COMMENT);
|
2006-03-16 07:52:46 +01:00
|
|
|
s &= OggFLAC__seekable_stream_decoder_set_error_callback(decoder,
|
2006-07-20 18:02:40 +02:00
|
|
|
of_error_cb);
|
2006-03-16 07:52:46 +01:00
|
|
|
s &= OggFLAC__seekable_stream_decoder_set_client_data(decoder,
|
2006-07-20 18:02:40 +02:00
|
|
|
(void *)data);
|
2006-03-16 07:52:46 +01:00
|
|
|
|
|
|
|
if (!s) {
|
|
|
|
ERROR("oggflac problem before init()\n");
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
if (OggFLAC__seekable_stream_decoder_init(decoder) !=
|
2006-07-20 18:02:40 +02:00
|
|
|
OggFLAC__SEEKABLE_STREAM_DECODER_OK) {
|
2006-03-16 07:52:46 +01:00
|
|
|
ERROR("oggflac problem doing init()\n");
|
|
|
|
goto fail;
|
|
|
|
}
|
2006-07-20 18:02:40 +02:00
|
|
|
if (!OggFLAC__seekable_stream_decoder_process_until_end_of_metadata
|
|
|
|
(decoder)) {
|
2006-03-16 07:52:46 +01:00
|
|
|
ERROR("oggflac problem reading metadata\n");
|
|
|
|
goto fail;
|
|
|
|
}
|
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
return decoder;
|
2006-03-16 07:52:46 +01:00
|
|
|
|
2006-08-20 12:13:54 +02:00
|
|
|
fail:
|
2006-07-20 18:02:40 +02:00
|
|
|
oggflacPrintErroredState(OggFLAC__seekable_stream_decoder_get_state
|
|
|
|
(decoder));
|
2006-03-16 07:52:46 +01:00
|
|
|
OggFLAC__seekable_stream_decoder_delete(decoder);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* public functions: */
|
2006-07-20 18:02:40 +02:00
|
|
|
static MpdTag *oggflac_TagDup(char *file)
|
2006-03-16 07:52:46 +01:00
|
|
|
{
|
|
|
|
InputStream inStream;
|
2006-07-20 18:02:40 +02:00
|
|
|
OggFLAC__SeekableStreamDecoder *decoder;
|
2006-03-16 07:52:46 +01:00
|
|
|
FlacData data;
|
2006-07-20 18:02:40 +02:00
|
|
|
|
2006-03-16 07:52:46 +01:00
|
|
|
if (openInputStream(&inStream, file) < 0)
|
|
|
|
return NULL;
|
|
|
|
if (ogg_stream_type_detect(&inStream) != FLAC) {
|
|
|
|
closeInputStream(&inStream);
|
|
|
|
return NULL;
|
|
|
|
}
|
|
|
|
|
|
|
|
init_FlacData(&data, NULL, NULL, &inStream);
|
|
|
|
|
|
|
|
/* errors here won't matter,
|
|
|
|
* data.tag will be set or unset, that's all we care about */
|
2006-07-20 18:02:40 +02:00
|
|
|
decoder = full_decoder_init_and_read_metadata(&data, 1);
|
|
|
|
|
2008-01-01 11:09:56 +01:00
|
|
|
oggflac_cleanup(&data, decoder);
|
|
|
|
closeInputStream(&inStream);
|
2006-07-20 18:02:40 +02:00
|
|
|
|
2006-03-16 07:52:46 +01:00
|
|
|
return data.tag;
|
|
|
|
}
|
|
|
|
|
|
|
|
static unsigned int oggflac_try_decode(InputStream * inStream)
|
|
|
|
{
|
|
|
|
return (ogg_stream_type_detect(inStream) == FLAC) ? 1 : 0;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int oggflac_decode(OutputBuffer * cb, DecoderControl * dc,
|
2006-07-20 18:02:40 +02:00
|
|
|
InputStream * inStream)
|
2006-03-16 07:52:46 +01:00
|
|
|
{
|
2006-07-20 18:02:40 +02:00
|
|
|
OggFLAC__SeekableStreamDecoder *decoder = NULL;
|
2006-03-16 07:52:46 +01:00
|
|
|
FlacData data;
|
2006-07-20 18:02:40 +02:00
|
|
|
int ret = 0;
|
2006-03-16 07:52:46 +01:00
|
|
|
|
|
|
|
init_FlacData(&data, cb, dc, inStream);
|
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
if (!(decoder = full_decoder_init_and_read_metadata(&data, 0))) {
|
|
|
|
ret = -1;
|
|
|
|
goto fail;
|
|
|
|
}
|
2006-03-16 07:52:46 +01:00
|
|
|
|
|
|
|
dc->state = DECODE_STATE_DECODE;
|
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
while (1) {
|
2006-03-16 07:52:46 +01:00
|
|
|
OggFLAC__seekable_stream_decoder_process_single(decoder);
|
2006-07-20 18:02:40 +02:00
|
|
|
if (OggFLAC__seekable_stream_decoder_get_state(decoder) !=
|
|
|
|
OggFLAC__SEEKABLE_STREAM_DECODER_OK) {
|
2006-03-16 07:52:46 +01:00
|
|
|
break;
|
|
|
|
}
|
2006-07-20 18:02:40 +02:00
|
|
|
if (dc->seek) {
|
|
|
|
FLAC__uint64 sampleToSeek = dc->seekWhere *
|
|
|
|
dc->audioFormat.sampleRate + 0.5;
|
|
|
|
if (OggFLAC__seekable_stream_decoder_seek_absolute
|
|
|
|
(decoder, sampleToSeek)) {
|
|
|
|
clearOutputBuffer(cb);
|
|
|
|
data.time = ((float)sampleToSeek) /
|
|
|
|
dc->audioFormat.sampleRate;
|
2006-03-16 07:52:46 +01:00
|
|
|
data.position = 0;
|
2006-07-20 18:02:40 +02:00
|
|
|
} else
|
|
|
|
dc->seekError = 1;
|
2006-03-16 07:52:46 +01:00
|
|
|
dc->seek = 0;
|
|
|
|
}
|
|
|
|
}
|
2006-07-20 18:02:40 +02:00
|
|
|
|
|
|
|
if (!dc->stop) {
|
|
|
|
oggflacPrintErroredState
|
|
|
|
(OggFLAC__seekable_stream_decoder_get_state(decoder));
|
2006-03-16 07:52:46 +01:00
|
|
|
OggFLAC__seekable_stream_decoder_finish(decoder);
|
|
|
|
}
|
|
|
|
/* send last little bit */
|
2006-07-20 18:02:40 +02:00
|
|
|
if (data.chunk_length > 0 && !dc->stop) {
|
2006-03-16 07:52:46 +01:00
|
|
|
flacSendChunk(&data);
|
|
|
|
flushOutputBuffer(data.cb);
|
|
|
|
}
|
|
|
|
|
2006-08-20 12:13:54 +02:00
|
|
|
fail:
|
2008-01-01 11:09:56 +01:00
|
|
|
oggflac_cleanup(&data, decoder);
|
2006-03-16 07:52:46 +01:00
|
|
|
|
|
|
|
return ret;
|
|
|
|
}
|
|
|
|
|
2008-03-20 06:27:04 +01:00
|
|
|
static const char *oggflac_Suffixes[] = { "ogg", "oga",NULL };
|
2008-02-05 11:17:33 +01:00
|
|
|
static const char *oggflac_mime_types[] = { "audio/x-flac+ogg",
|
|
|
|
"application/ogg",
|
|
|
|
"application/x-ogg",
|
|
|
|
NULL };
|
2006-03-16 07:52:46 +01:00
|
|
|
|
2006-07-20 18:02:40 +02:00
|
|
|
InputPlugin oggflacPlugin = {
|
2006-03-16 07:52:46 +01:00
|
|
|
"oggflac",
|
|
|
|
NULL,
|
|
|
|
NULL,
|
|
|
|
oggflac_try_decode,
|
|
|
|
oggflac_decode,
|
|
|
|
NULL,
|
|
|
|
oggflac_TagDup,
|
|
|
|
INPUT_PLUGIN_STREAM_URL | INPUT_PLUGIN_STREAM_FILE,
|
|
|
|
oggflac_Suffixes,
|
|
|
|
oggflac_mime_types
|
|
|
|
};
|
|
|
|
|
2006-07-20 20:53:56 +02:00
|
|
|
#else /* !HAVE_FLAC */
|
2006-03-16 07:52:46 +01:00
|
|
|
|
2007-01-14 04:07:53 +01:00
|
|
|
InputPlugin oggflacPlugin;
|
2006-03-16 07:52:46 +01:00
|
|
|
|
2006-07-20 20:53:56 +02:00
|
|
|
#endif /* HAVE_OGGFLAC */
|