repositories / deb_ffmpeg.git / blame
| Commit | Line | Data |
|---|---|---|
| 2ba45a60 DM |
1 | /* |
| 2 | * MJPEG encoder | |
| 3 | * Copyright (c) 2000, 2001 Fabrice Bellard | |
| 4 | * Copyright (c) 2003 Alex Beregszaszi | |
| 5 | * Copyright (c) 2003-2004 Michael Niedermayer | |
| 6 | * | |
| 7 | * Support for external huffman table, various fixes (AVID workaround), | |
| 8 | * aspecting, new decode_frame mechanism and apple mjpeg-b support | |
| 9 | * by Alex Beregszaszi | |
| 10 | * | |
| 11 | * This file is part of FFmpeg. | |
| 12 | * | |
| 13 | * FFmpeg is free software; you can redistribute it and/or | |
| 14 | * modify it under the terms of the GNU Lesser General Public | |
| 15 | * License as published by the Free Software Foundation; either | |
| 16 | * version 2.1 of the License, or (at your option) any later version. | |
| 17 | * | |
| 18 | * FFmpeg is distributed in the hope that it will be useful, | |
| 19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 21 | * Lesser General Public License for more details. | |
| 22 | * | |
| 23 | * You should have received a copy of the GNU Lesser General Public | |
| 24 | * License along with FFmpeg; if not, write to the Free Software | |
| 25 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
| 26 | */ | |
| 27 | ||
| 28 | /** | |
| 29 | * @file | |
| 30 | * MJPEG encoder. | |
| 31 | */ | |
| 32 | ||
| 33 | #ifndef AVCODEC_MJPEGENC_H | |
| 34 | #define AVCODEC_MJPEGENC_H | |
| 35 | ||
| 36 | #include <stdint.h> | |
| 37 | ||
| 38 | #include "mpegvideo.h" | |
| 39 | ||
| 40 | typedef struct MJpegContext { | |
| 41 | uint8_t huff_size_dc_luminance[12]; //FIXME use array [3] instead of lumi / chrom, for easier addressing | |
| 42 | uint16_t huff_code_dc_luminance[12]; | |
| 43 | uint8_t huff_size_dc_chrominance[12]; | |
| 44 | uint16_t huff_code_dc_chrominance[12]; | |
| 45 | ||
| 46 | uint8_t huff_size_ac_luminance[256]; | |
| 47 | uint16_t huff_code_ac_luminance[256]; | |
| 48 | uint8_t huff_size_ac_chrominance[256]; | |
| 49 | uint16_t huff_code_ac_chrominance[256]; | |
| 50 | } MJpegContext; | |
| 51 | ||
| 52 | int ff_mjpeg_encode_init(MpegEncContext *s); | |
| 53 | void ff_mjpeg_encode_close(MpegEncContext *s); | |
| 54 | void ff_mjpeg_encode_mb(MpegEncContext *s, int16_t block[12][64]); | |
| 55 | ||
| 56 | #endif /* AVCODEC_MJPEGENC_H */ |