blob: 33f0282fcc3fed5d55e1d3f4bf2da684423fce23
1 | /* |
2 | * This file is part of FFmpeg. |
3 | * |
4 | * FFmpeg is free software; you can redistribute it and/or |
5 | * modify it under the terms of the GNU Lesser General Public |
6 | * License as published by the Free Software Foundation; either |
7 | * version 2.1 of the License, or (at your option) any later version. |
8 | * |
9 | * FFmpeg is distributed in the hope that it will be useful, |
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
12 | * Lesser General Public License for more details. |
13 | * |
14 | * You should have received a copy of the GNU Lesser General Public |
15 | * License along with FFmpeg; if not, write to the Free Software |
16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
17 | */ |
18 | |
19 | #ifndef AVCODEC_MPEGVIDEOENCDSP_H |
20 | #define AVCODEC_MPEGVIDEOENCDSP_H |
21 | |
22 | #include <stdint.h> |
23 | |
24 | #include "avcodec.h" |
25 | |
26 | #define BASIS_SHIFT 16 |
27 | #define RECON_SHIFT 6 |
28 | |
29 | #define EDGE_TOP 1 |
30 | #define EDGE_BOTTOM 2 |
31 | |
32 | typedef struct MpegvideoEncDSPContext { |
33 | int (*try_8x8basis)(int16_t rem[64], int16_t weight[64], |
34 | int16_t basis[64], int scale); |
35 | void (*add_8x8basis)(int16_t rem[64], int16_t basis[64], int scale); |
36 | |
37 | int (*pix_sum)(uint8_t *pix, int line_size); |
38 | int (*pix_norm1)(uint8_t *pix, int line_size); |
39 | |
40 | void (*shrink[4])(uint8_t *dst, int dst_wrap, const uint8_t *src, |
41 | int src_wrap, int width, int height); |
42 | |
43 | void (*draw_edges)(uint8_t *buf, int wrap, int width, int height, |
44 | int w, int h, int sides); |
45 | } MpegvideoEncDSPContext; |
46 | |
47 | void ff_mpegvideoencdsp_init(MpegvideoEncDSPContext *c, |
48 | AVCodecContext *avctx); |
49 | void ff_mpegvideoencdsp_init_arm(MpegvideoEncDSPContext *c, |
50 | AVCodecContext *avctx); |
51 | void ff_mpegvideoencdsp_init_ppc(MpegvideoEncDSPContext *c, |
52 | AVCodecContext *avctx); |
53 | void ff_mpegvideoencdsp_init_x86(MpegvideoEncDSPContext *c, |
54 | AVCodecContext *avctx); |
55 | void ff_mpegvideoencdsp_init_mips(MpegvideoEncDSPContext *c, |
56 | AVCodecContext *avctx); |
57 | |
58 | #endif /* AVCODEC_MPEGVIDEOENCDSP_H */ |
59 |