blob: fc651c06544556c50b30b0d6b0b1d2dc64bd2aef
| 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 | cl_mem cl_luma_mask_x; |
| 45 | cl_mem cl_chroma_mask_x; |
| 46 | cl_mem cl_luma_mask_y; |
| 47 | cl_mem cl_chroma_mask_y; |
| 48 | int in_plane_size[8]; |
| 49 | int out_plane_size[8]; |
| 50 | int plane_num; |
| 51 | cl_mem cl_inbuf; |
| 52 | size_t cl_inbuf_size; |
| 53 | cl_mem cl_outbuf; |
| 54 | size_t cl_outbuf_size; |
| 55 | int use_fast_kernels; |
| 56 | } UnsharpOpenclContext; |
| 57 | |
| 58 | #endif |
| 59 | |
| 60 | typedef struct UnsharpFilterParam { |
| 61 | int msize_x; ///< matrix width |
| 62 | int msize_y; ///< matrix height |
| 63 | int amount; ///< effect amount |
| 64 | int steps_x; ///< horizontal step count |
| 65 | int steps_y; ///< vertical step count |
| 66 | int scalebits; ///< bits to shift pixel |
| 67 | int32_t halfscale; ///< amount to add to pixel |
| 68 | uint32_t *sc[MAX_MATRIX_SIZE - 1]; ///< finite state machine storage |
| 69 | } UnsharpFilterParam; |
| 70 | |
| 71 | typedef struct UnsharpContext { |
| 72 | const AVClass *class; |
| 73 | int lmsize_x, lmsize_y, cmsize_x, cmsize_y; |
| 74 | float lamount, camount; |
| 75 | UnsharpFilterParam luma; ///< luma parameters (width, height, amount) |
| 76 | UnsharpFilterParam chroma; ///< chroma parameters (width, height, amount) |
| 77 | int hsub, vsub; |
| 78 | int opencl; |
| 79 | #if CONFIG_OPENCL |
| 80 | UnsharpOpenclContext opencl_ctx; |
| 81 | #endif |
| 82 | int (* apply_unsharp)(AVFilterContext *ctx, AVFrame *in, AVFrame *out); |
| 83 | } UnsharpContext; |
| 84 | |
| 85 | #endif /* AVFILTER_UNSHARP_H */ |
| 86 |