2009-03-13 18:43:16 +01:00
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/*
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2012-10-02 10:56:44 +02:00
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* Copyright (C) 2003-2012 The Music Player Daemon Project
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2009-03-13 18:43:16 +01:00
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* http://www.musicpd.org
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2006-03-16 07:52:46 +01:00
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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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2009-03-13 18:43:16 +01:00
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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/*
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* Common data structures and functions used by FLAC and OggFLAC
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2006-03-16 07:52:46 +01:00
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*/
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2012-10-02 10:56:44 +02:00
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#ifndef MPD_FLAC_COMMON_HXX
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#define MPD_FLAC_COMMON_HXX
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2006-03-16 07:52:46 +01:00
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2013-05-05 14:19:04 +02:00
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#include "FlacInput.hxx"
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2013-07-28 13:18:48 +02:00
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#include "DecoderAPI.hxx"
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2013-07-29 08:10:10 +02:00
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#include "pcm/PcmBuffer.hxx"
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2006-03-16 07:52:46 +01:00
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2009-11-11 16:43:34 +01:00
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#include <FLAC/stream_decoder.h>
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2006-03-16 07:52:46 +01:00
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#include <FLAC/metadata.h>
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2009-11-11 16:43:34 +01:00
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#undef G_LOG_DOMAIN
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#define G_LOG_DOMAIN "flac"
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2006-03-16 07:52:46 +01:00
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2013-05-05 14:19:04 +02:00
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struct flac_data : public FlacInput {
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2013-07-29 08:10:10 +02:00
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PcmBuffer buffer;
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2009-11-10 21:46:10 +01:00
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2009-11-11 20:34:59 +01:00
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/**
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* The size of one frame in the output buffer.
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*/
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unsigned frame_size;
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2009-11-11 19:25:15 +01:00
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/**
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2010-01-05 21:46:12 +01:00
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* Has decoder_initialized() been called yet?
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2009-11-11 19:25:15 +01:00
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*/
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2010-01-05 21:46:12 +01:00
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bool initialized;
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2009-11-11 19:25:15 +01:00
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/**
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2010-01-06 09:00:32 +01:00
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* Does the FLAC file contain an unsupported audio format?
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*/
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bool unsupported;
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/**
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* The validated audio format of the FLAC file. This
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2010-01-05 21:46:12 +01:00
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* attribute is defined if "initialized" is true.
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2010-01-06 09:00:32 +01:00
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*/
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struct audio_format audio_format;
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/**
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2010-01-05 21:46:12 +01:00
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* The total number of frames in this song. The decoder
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* plugin may initialize this attribute to override the value
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* provided by libFLAC (e.g. for sub songs from a CUE sheet).
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2009-11-11 19:25:15 +01:00
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*/
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2010-01-06 09:00:32 +01:00
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FLAC__uint64 total_frames;
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2009-11-11 19:25:15 +01:00
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2009-11-11 20:18:39 +01:00
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/**
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* The number of the first frame in this song. This is only
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* non-zero if playing sub songs from a CUE sheet.
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*/
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FLAC__uint64 first_frame;
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2009-11-11 15:09:24 +01:00
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/**
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* The number of the next frame which is going to be decoded.
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*/
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FLAC__uint64 next_frame;
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2006-03-16 07:52:46 +01:00
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FLAC__uint64 position;
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2012-10-02 19:47:31 +02:00
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2008-08-26 08:27:04 +02:00
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struct decoder *decoder;
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2009-01-15 19:50:28 +01:00
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struct input_stream *input_stream;
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2006-03-16 07:52:46 +01:00
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2013-07-30 20:11:57 +02:00
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Tag *tag;
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2009-01-15 19:50:28 +01:00
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2012-10-02 19:47:31 +02:00
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flac_data(struct decoder *decoder, struct input_stream *input_stream);
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~flac_data();
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};
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2009-11-10 21:42:15 +01:00
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2006-07-20 18:02:40 +02:00
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void flac_metadata_common_cb(const FLAC__StreamMetadata * block,
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2009-01-15 19:50:28 +01:00
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struct flac_data *data);
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2008-09-23 23:59:54 +02:00
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FLAC__StreamDecoderWriteStatus
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2009-01-15 19:50:28 +01:00
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flac_common_write(struct flac_data *data, const FLAC__Frame * frame,
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2009-11-11 19:52:14 +01:00
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const FLAC__int32 *const buf[],
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FLAC__uint64 nbytes);
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2006-03-16 07:52:46 +01:00
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2006-07-20 20:53:56 +02:00
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#endif /* _FLAC_COMMON_H */
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