blob: 224828d880444f8c39a91e18d0a23232f97f0f8b
1 | /* |
2 | * Copyright (C) 2010 David Conrad |
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_DIRACDSP_H |
22 | #define AVCODEC_DIRACDSP_H |
23 | |
24 | #include <stdint.h> |
25 | #include <stddef.h> |
26 | |
27 | typedef void (*dirac_weight_func)(uint8_t *block, int stride, int log2_denom, int weight, int h); |
28 | typedef void (*dirac_biweight_func)(uint8_t *dst, const uint8_t *src, int stride, int log2_denom, int weightd, int weights, int h); |
29 | |
30 | typedef struct { |
31 | void (*dirac_hpel_filter)(uint8_t *dsth, uint8_t *dstv, uint8_t *dstc, const uint8_t *src, int stride, int width, int height); |
32 | /** |
33 | * dirac_pixels_tab[width][subpel] |
34 | * width is 2 for 32, 1 for 16, 0 for 8 |
35 | * subpel is 0 for fpel and hpel (only need to copy from the first plane in src) |
36 | * 1 if an average of the first 2 planes is needed (TODO: worth it?) |
37 | * 2 for general qpel (avg of 4) |
38 | * 3 for general epel (biweight of 4 using the weights in src[4]) |
39 | * src[0-3] is each of the hpel planes |
40 | * src[4] is the 1/8 pel weights if needed |
41 | */ |
42 | void (*put_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h); |
43 | void (*avg_dirac_pixels_tab[3][4])(uint8_t *dst, const uint8_t *src[5], int stride, int h); |
44 | |
45 | void (*put_signed_rect_clamped[3])(uint8_t *dst/*align 16*/, int dst_stride, const uint8_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/); |
46 | void (*put_rect_clamped)(uint8_t *dst/*align 16*/, int dst_stride, const uint8_t *src/*align 16*/, int src_stride, int width, int height/*mod 2*/); |
47 | void (*add_rect_clamped)(uint8_t *dst/*align 16*/, const uint16_t *src/*align 16*/, int stride, const int16_t *idwt/*align 16*/, int idwt_stride, int width, int height/*mod 2*/); |
48 | void (*add_dirac_obmc[3])(uint16_t *dst, const uint8_t *src, int stride, const uint8_t *obmc_weight, int yblen); |
49 | |
50 | /* 0-1: int16_t and int32_t asm/c, 2-3: int16 and int32_t, C only */ |
51 | void (*dequant_subband[4])(uint8_t *src, uint8_t *dst, ptrdiff_t stride, const int qf, const int qs, int tot_v, int tot_h); |
52 | |
53 | dirac_weight_func weight_dirac_pixels_tab[3]; |
54 | dirac_biweight_func biweight_dirac_pixels_tab[3]; |
55 | } DiracDSPContext; |
56 | |
57 | #define DECL_DIRAC_PIXOP(PFX, EXT) \ |
58 | void ff_ ## PFX ## _dirac_pixels8_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \ |
59 | void ff_ ## PFX ## _dirac_pixels16_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h); \ |
60 | void ff_ ## PFX ## _dirac_pixels32_ ## EXT(uint8_t *dst, const uint8_t *src[5], int stride, int h) |
61 | |
62 | DECL_DIRAC_PIXOP(put, c); |
63 | DECL_DIRAC_PIXOP(avg, c); |
64 | DECL_DIRAC_PIXOP(put, l2_c); |
65 | DECL_DIRAC_PIXOP(avg, l2_c); |
66 | DECL_DIRAC_PIXOP(put, l4_c); |
67 | DECL_DIRAC_PIXOP(avg, l4_c); |
68 | |
69 | void ff_diracdsp_init(DiracDSPContext *c); |
70 | void ff_diracdsp_init_x86(DiracDSPContext* c); |
71 | |
72 | #endif /* AVCODEC_DIRACDSP_H */ |
73 |