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Side by Side Diff: patched-ffmpeg-mt/libavcodec/aacenc.h

Issue 789004: ffmpeg roll of source to mar 9 version... (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/ffmpeg/
Patch Set: '' Created 10 years, 9 months ago
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1 /* 1 /*
2 * AAC encoder 2 * AAC encoder
3 * Copyright (C) 2008 Konstantin Shishkov 3 * Copyright (C) 2008 Konstantin Shishkov
4 * 4 *
5 * This file is part of FFmpeg. 5 * This file is part of FFmpeg.
6 * 6 *
7 * FFmpeg is free software; you can redistribute it and/or 7 * FFmpeg is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU Lesser General Public 8 * modify it under the terms of the GNU Lesser General Public
9 * License as published by the Free Software Foundation; either 9 * License as published by the Free Software Foundation; either
10 * version 2.1 of the License, or (at your option) any later version. 10 * version 2.1 of the License, or (at your option) any later version.
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45 extern AACCoefficientsEncoder ff_aac_coders[]; 45 extern AACCoefficientsEncoder ff_aac_coders[];
46 46
47 /** 47 /**
48 * AAC encoder context 48 * AAC encoder context
49 */ 49 */
50 typedef struct AACEncContext { 50 typedef struct AACEncContext {
51 PutBitContext pb; 51 PutBitContext pb;
52 FFTContext mdct1024; ///< long (1024 samples) frame transform context 52 FFTContext mdct1024; ///< long (1024 samples) frame transform context
53 FFTContext mdct128; ///< short (128 samples) frame transform context 53 FFTContext mdct128; ///< short (128 samples) frame transform context
54 DSPContext dsp; 54 DSPContext dsp;
55 DECLARE_ALIGNED_16(FFTSample, output)[2048]; ///< temporary buffer for MDCT input coefficients 55 DECLARE_ALIGNED(16, FFTSample, output)[2048]; ///< temporary buffer for MDCT input coefficients
56 int16_t* samples; ///< saved preprocessed input 56 int16_t* samples; ///< saved preprocessed input
57 57
58 int samplerate_index; ///< MPEG-4 samplerate index 58 int samplerate_index; ///< MPEG-4 samplerate index
59 59
60 ChannelElement *cpe; ///< channel elements 60 ChannelElement *cpe; ///< channel elements
61 FFPsyContext psy; 61 FFPsyContext psy;
62 struct FFPsyPreprocessContext* psypp; 62 struct FFPsyPreprocessContext* psypp;
63 AACCoefficientsEncoder *coder; 63 AACCoefficientsEncoder *coder;
64 int cur_channel; 64 int cur_channel;
65 int last_frame; 65 int last_frame;
66 float lambda; 66 float lambda;
67 DECLARE_ALIGNED_16(int, qcoefs)[96][2]; ///< quantized coefficients 67 DECLARE_ALIGNED(16, int, qcoefs)[96][2]; ///< quantized coefficients
68 DECLARE_ALIGNED_16(float, scoefs)[1024]; ///< scaled coefficients 68 DECLARE_ALIGNED(16, float, scoefs)[1024]; ///< scaled coefficients
69 } AACEncContext; 69 } AACEncContext;
70 70
71 #endif /* AVCODEC_AACENC_H */ 71 #endif /* AVCODEC_AACENC_H */
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