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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | /* |
| 2 | * RTJpeg decoding functions |
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| 3 | * copyright (c) 2006 Reimar Doeffinger |
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| 4 | * |
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| 5 | * This file is part of FFmpeg. |
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| 6 | * |
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| 7 | * FFmpeg is free software; you can redistribute it and/or |
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| 8 | * modify it under the terms of the GNU Lesser General Public |
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| 9 | * License as published by the Free Software Foundation; either |
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| 10 | * version 2.1 of the License, or (at your option) any later version. |
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| 11 | * |
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| 12 | * FFmpeg is distributed in the hope that it will be useful, |
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 15 | * Lesser General Public License for more details. |
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| 16 | * |
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| 17 | * You should have received a copy of the GNU Lesser General Public |
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| 18 | * License along with FFmpeg; if not, write to the Free Software |
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| 19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 20 | */ |
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| 21 | |||
| 22 | #ifndef AVCODEC_RTJPEG_H |
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| 23 | #define AVCODEC_RTJPEG_H |
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| 24 | |||
| 25 | #include |
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| 26 | #include "dsputil.h" |
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| 27 | #include "libavutil/mem.h" |
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| 28 | |||
| 29 | #define RTJPEG_FILE_VERSION 0 |
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| 30 | #define RTJPEG_HEADER_SIZE 12 |
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| 31 | |||
| 32 | typedef struct RTJpegContext { |
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| 33 | int w, h; |
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| 34 | DSPContext *dsp; |
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| 35 | uint8_t scan[64]; |
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| 36 | uint32_t lquant[64]; |
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| 37 | uint32_t cquant[64]; |
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| 38 | DECLARE_ALIGNED(16, int16_t, block)[64]; |
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| 39 | } RTJpegContext; |
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| 40 | |||
| 41 | void ff_rtjpeg_decode_init(RTJpegContext *c, DSPContext *dsp, |
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| 42 | int width, int height, |
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| 43 | const uint32_t *lquant, const uint32_t *cquant); |
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| 44 | |||
| 45 | int ff_rtjpeg_decode_frame_yuv420(RTJpegContext *c, AVFrame *f, |
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| 46 | const uint8_t *buf, int buf_size); |
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| 47 | #endif /* AVCODEC_RTJPEG_H */ |