| 1 | /* |
| 2 | * lossless JPEG shared bits |
| 3 | * |
| 4 | * This file is part of FFmpeg. |
| 5 | * |
| 6 | * FFmpeg is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License as published by the Free Software Foundation; either |
| 9 | * version 2.1 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * FFmpeg is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with FFmpeg; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | #ifndef AVCODEC_MJPEGENC_COMMON_H |
| 22 | #define AVCODEC_MJPEGENC_COMMON_H |
| 23 | |
| 24 | #include <stdint.h> |
| 25 | |
| 26 | #include "avcodec.h" |
| 27 | #include "idctdsp.h" |
| 28 | #include "mpegvideo.h" |
| 29 | #include "put_bits.h" |
| 30 | |
| 31 | void ff_mjpeg_encode_picture_header(AVCodecContext *avctx, PutBitContext *pb, |
| 32 | ScanTable *intra_scantable, |
| 33 | uint16_t luma_intra_matrix[64], |
| 34 | uint16_t chroma_intra_matrix[64]); |
| 35 | void ff_mjpeg_encode_picture_trailer(PutBitContext *pb, int header_bits); |
| 36 | void ff_mjpeg_escape_FF(PutBitContext *pb, int start); |
| 37 | void ff_mjpeg_encode_stuffing(MpegEncContext *s); |
| 38 | void ff_mjpeg_init_hvsample(AVCodecContext *avctx, int hsample[3], int vsample[3]); |
| 39 | |
| 40 | void ff_mjpeg_encode_dc(PutBitContext *pb, int val, |
| 41 | uint8_t *huff_size, uint16_t *huff_code); |
| 42 | |
| 43 | #endif /* AVCODEC_MJPEGENC_COMMON_H */ |