mirror of
https://github.com/FFmpeg/FFmpeg.git
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76 lines
2.4 KiB
C
76 lines
2.4 KiB
C
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/*
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* Copyright (C) 2013 Wei Gao <weigao@multicorewareinc.com>
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*
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* This file is part of FFmpeg.
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*
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* FFmpeg is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* FFmpeg is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#ifndef AVFILTER_UNSHARP_H
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#define AVFILTER_UNSHARP_H
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#include "config.h"
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#include "avfilter.h"
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#if CONFIG_OPENCL
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#include "libavutil/opencl.h"
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#endif
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#define MIN_MATRIX_SIZE 3
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#define MAX_MATRIX_SIZE 63
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#if CONFIG_OPENCL
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typedef struct {
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cl_mem cl_luma_mask;
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cl_mem cl_chroma_mask;
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int in_plane_size[8];
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int out_plane_size[8];
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int plane_num;
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cl_mem cl_inbuf;
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size_t cl_inbuf_size;
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cl_mem cl_outbuf;
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size_t cl_outbuf_size;
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AVOpenCLKernelEnv kernel_env;
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} UnsharpOpenclContext;
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#endif
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typedef struct UnsharpFilterParam {
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int msize_x; ///< matrix width
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int msize_y; ///< matrix height
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int amount; ///< effect amount
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int steps_x; ///< horizontal step count
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int steps_y; ///< vertical step count
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int scalebits; ///< bits to shift pixel
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int32_t halfscale; ///< amount to add to pixel
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uint32_t *sc[MAX_MATRIX_SIZE - 1]; ///< finite state machine storage
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} UnsharpFilterParam;
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typedef struct {
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const AVClass *class;
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int lmsize_x, lmsize_y, cmsize_x, cmsize_y;
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float lamount, camount;
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UnsharpFilterParam luma; ///< luma parameters (width, height, amount)
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UnsharpFilterParam chroma; ///< chroma parameters (width, height, amount)
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int hsub, vsub;
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int opencl;
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#if CONFIG_OPENCL
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UnsharpOpenclContext opencl_ctx;
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#endif
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int (* apply_unsharp)(AVFilterContext *ctx, AVFrame *in, AVFrame *out);
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} UnsharpContext;
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#endif /* AVFILTER_UNSHARP_H */
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