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f695be22d8
CC: libav-stable@libav.org (cherry picked from commit 859a579e9bbf47fae2e09494c43bcf813dcb2fad) Signed-off-by: Anton Khirnov <anton@khirnov.net> (cherry picked from commit 6704522ca9dd32c858ee474492be568c386910f9) Signed-off-by: Anton Khirnov <anton@khirnov.net> (cherry picked from commit f31170d4e7f9671e019315391160d454b18d7296) Signed-off-by: Anton Khirnov <anton@khirnov.net> (cherry picked from commit 459feb7cce03af7154c098171fc9d36fc9d472f6) Signed-off-by: Anton Khirnov <anton@khirnov.net>
46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
/*
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* RTJpeg decoding functions
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* copyright (c) 2006 Reimar Doeffinger
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVCODEC_RTJPEG_H
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#define AVCODEC_RTJPEG_H
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#include <stdint.h>
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#include "dsputil.h"
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#define RTJPEG_FILE_VERSION 0
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#define RTJPEG_HEADER_SIZE 12
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typedef struct {
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int w, h;
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DSPContext *dsp;
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uint8_t scan[64];
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uint32_t lquant[64];
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uint32_t cquant[64];
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} RTJpegContext;
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void rtjpeg_decode_init(RTJpegContext *c, DSPContext *dsp,
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int width, int height,
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const uint32_t *lquant, const uint32_t *cquant);
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int rtjpeg_decode_frame_yuv420(RTJpegContext *c, AVFrame *f,
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const uint8_t *buf, int buf_size);
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#endif /* AVCODEC_RTJPEG_H */
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