FFmpeg/libavcodec/proresdsp.h

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/*
* Apple ProRes compatible decoder
*
* Copyright (c) 2010-2011 Maxim Poliakovski
*
* This file is part of Libav.
*
* Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* Libav is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef AVCODEC_PRORESDSP_H
#define AVCODEC_PRORESDSP_H
#include "dsputil.h"
#define PRORES_BITS_PER_SAMPLE 10 ///< output precision of prores decoder
typedef struct {
int idct_permutation_type;
uint8_t idct_permutation[64];
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int dct_permutation_type;
uint8_t dct_permutation[64];
void (* idct_put) (uint16_t *out, int linesize, DCTELEM *block, const int16_t *qmat);
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void (* fdct) (const uint16_t *src, int linesize, DCTELEM *block);
} ProresDSPContext;
void ff_proresdsp_init(ProresDSPContext *dsp, AVCodecContext *avctx);
void ff_proresdsp_x86_init(ProresDSPContext *dsp, AVCodecContext *avctx);
#endif /* AVCODEC_PRORESDSP_H */