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54 lines
2.0 KiB
54 lines
2.0 KiB
/* |
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* Copyright (C) 2013 Wei Gao <weigao@multicorewareinc.com> |
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* Copyright (C) 2013 Lenny Wang |
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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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#define MIN_MATRIX_SIZE 3 |
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#define MAX_MATRIX_SIZE 63 |
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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 UnsharpContext { |
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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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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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