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46 lines
1.5 KiB
46 lines
1.5 KiB
/* |
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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 Libav. |
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* |
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* Libav 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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* Libav 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 Libav; 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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DECLARE_ALIGNED(16, DCTELEM, block)[64]; |
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} RTJpegContext; |
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void ff_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 ff_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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