| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | /* | ||
| 2 | * H.263 internal header | ||
| 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 | #ifndef AVCODEC_H263_H | ||
| 21 | #define AVCODEC_H263_H | ||
| 22 | |||
| 23 | #include "libavutil/rational.h" | ||
| 24 | #include "mpegvideo.h" | ||
| 25 | |||
| 26 | #define FF_ASPECT_EXTENDED 15 | ||
| 27 | |||
| 28 | #define H263_GOB_HEIGHT(h) ((h) <= 400 ? 1 : (h) <= 800 ? 2 : 4) | ||
| 29 | |||
| 30 | 1442118 | static inline int ff_h263_round_chroma(int x) | |
| 31 | { | ||
| 32 | //FIXME static or not? | ||
| 33 | static const uint8_t h263_chroma_roundtab[16] = { | ||
| 34 | // 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 | ||
| 35 | 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, | ||
| 36 | }; | ||
| 37 | 1442118 | return h263_chroma_roundtab[x & 0xf] + (x >> 3); | |
| 38 | } | ||
| 39 | |||
| 40 | av_const int ff_h263_aspect_to_info(AVRational aspect); | ||
| 41 | int16_t *ff_h263_pred_motion(MpegEncContext * s, int block, int dir, | ||
| 42 | int *px, int *py); | ||
| 43 | void ff_h263_init_rl_inter(void); | ||
| 44 | void ff_h263_update_motion_val(MpegEncContext * s); | ||
| 45 | void ff_h263_loop_filter(MpegEncContext * s); | ||
| 46 | |||
| 47 | #endif /* AVCODEC_H263_H */ | ||
| 48 |