1/* libFLAC - Free Lossless Audio Codec library
2 * Copyright (C) 2000-2009  Josh Coalson
3 * Copyright (C) 2011-2014  Xiph.Org Foundation
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * - Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * - Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * - Neither the name of the Xiph.org Foundation nor the names of its
17 * contributors may be used to endorse or promote products derived from
18 * this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
27 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
28 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
29 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
30 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33#ifndef FLAC__PROTECTED__STREAM_DECODER_H
34#define FLAC__PROTECTED__STREAM_DECODER_H
35
36#include "FLAC/stream_decoder.h"
37#if FLAC__HAS_OGG
38#include "private/ogg_decoder_aspect.h"
39#endif
40
41typedef struct FLAC__StreamDecoderProtected {
42	FLAC__StreamDecoderState state;
43	FLAC__StreamDecoderInitStatus initstate;
44	unsigned channels;
45	FLAC__ChannelAssignment channel_assignment;
46	unsigned bits_per_sample;
47	unsigned sample_rate; /* in Hz */
48	unsigned blocksize; /* in samples (per channel) */
49	FLAC__bool md5_checking; /* if true, generate MD5 signature of decoded data and compare against signature in the STREAMINFO metadata block */
50#if FLAC__HAS_OGG
51	FLAC__OggDecoderAspect ogg_decoder_aspect;
52#endif
53} FLAC__StreamDecoderProtected;
54
55/*
56 * return the number of input bytes consumed
57 */
58unsigned FLAC__stream_decoder_get_input_bytes_unconsumed(const FLAC__StreamDecoder *decoder);
59
60#endif
61