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1 | /* |
2 | * Copyright (C) 2013 Wei Gao <weigao@multicorewareinc.com> | |
3 | * Copyright (C) 2013 Lenny Wang | |
4 | * | |
5 | * This file is part of FFmpeg. | |
6 | * | |
7 | * FFmpeg is free software; you can redistribute it and/or | |
8 | * modify it under the terms of the GNU Lesser General Public | |
9 | * License as published by the Free Software Foundation; either | |
10 | * version 2.1 of the License, or (at your option) any later version. | |
11 | * | |
12 | * FFmpeg is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | * Lesser General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU Lesser General Public | |
18 | * License along with FFmpeg; if not, write to the Free Software | |
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
20 | */ | |
21 | ||
22 | #ifndef AVFILTER_UNSHARP_H | |
23 | #define AVFILTER_UNSHARP_H | |
24 | ||
25 | #include "config.h" | |
26 | #include "avfilter.h" | |
27 | #if CONFIG_OPENCL | |
28 | #include "libavutil/opencl.h" | |
29 | #endif | |
30 | ||
31 | #define MIN_MATRIX_SIZE 3 | |
32 | #define MAX_MATRIX_SIZE 63 | |
33 | ||
34 | #if CONFIG_OPENCL | |
35 | ||
36 | typedef struct { | |
37 | cl_command_queue command_queue; | |
38 | cl_program program; | |
39 | cl_kernel kernel_default; | |
40 | cl_kernel kernel_luma; | |
41 | cl_kernel kernel_chroma; | |
42 | cl_mem cl_luma_mask; | |
43 | cl_mem cl_chroma_mask; | |
44 | int in_plane_size[8]; | |
45 | int out_plane_size[8]; | |
46 | int plane_num; | |
47 | cl_mem cl_inbuf; | |
48 | size_t cl_inbuf_size; | |
49 | cl_mem cl_outbuf; | |
50 | size_t cl_outbuf_size; | |
51 | int use_fast_kernels; | |
52 | } UnsharpOpenclContext; | |
53 | ||
54 | #endif | |
55 | ||
56 | typedef struct UnsharpFilterParam { | |
57 | int msize_x; ///< matrix width | |
58 | int msize_y; ///< matrix height | |
59 | int amount; ///< effect amount | |
60 | int steps_x; ///< horizontal step count | |
61 | int steps_y; ///< vertical step count | |
62 | int scalebits; ///< bits to shift pixel | |
63 | int32_t halfscale; ///< amount to add to pixel | |
64 | uint32_t *sc[MAX_MATRIX_SIZE - 1]; ///< finite state machine storage | |
65 | } UnsharpFilterParam; | |
66 | ||
67 | typedef struct UnsharpContext { | |
68 | const AVClass *class; | |
69 | int lmsize_x, lmsize_y, cmsize_x, cmsize_y; | |
70 | float lamount, camount; | |
71 | UnsharpFilterParam luma; ///< luma parameters (width, height, amount) | |
72 | UnsharpFilterParam chroma; ///< chroma parameters (width, height, amount) | |
73 | int hsub, vsub; | |
74 | int opencl; | |
75 | #if CONFIG_OPENCL | |
76 | UnsharpOpenclContext opencl_ctx; | |
77 | #endif | |
78 | int (* apply_unsharp)(AVFilterContext *ctx, AVFrame *in, AVFrame *out); | |
79 | } UnsharpContext; | |
80 | ||
81 | #endif /* AVFILTER_UNSHARP_H */ |