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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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#include <stdint.h> |
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#include "config.h" |
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#include "libavutil/attributes.h" |
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#include "utvideodsp.h" |
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static void restore_rgb_planes_c(uint8_t *src_r, |
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uint8_t *src_g, |
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uint8_t *src_b, |
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ptrdiff_t linesize_r, |
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ptrdiff_t linesize_g, |
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ptrdiff_t linesize_b, |
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int width, int height) |
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{ |
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uint8_t r, g, b; |
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int i, j; |
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✓✓ |
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for (j = 0; j < height; j++) { |
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✓✓ |
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for (i = 0; i < width; i++) { |
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r = src_r[i]; |
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g = src_g[i]; |
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b = src_b[i]; |
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src_r[i] = r + g - 0x80; |
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src_b[i] = b + g - 0x80; |
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} |
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src_r += linesize_r; |
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src_g += linesize_g; |
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src_b += linesize_b; |
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} |
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} |
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static void restore_rgb_planes10_c(uint16_t *src_r, |
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uint16_t *src_g, |
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uint16_t *src_b, |
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ptrdiff_t linesize_r, |
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ptrdiff_t linesize_g, |
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ptrdiff_t linesize_b, |
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int width, int height) |
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{ |
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int r, g, b; |
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int i, j; |
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for (j = 0; j < height; j++) { |
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for (i = 0; i < width; i++) { |
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r = src_r[i]; |
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g = src_g[i]; |
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b = src_b[i]; |
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src_r[i] = (r + g - 0x200) & 0x3FF; |
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src_b[i] = (b + g - 0x200) & 0x3FF; |
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} |
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src_r += linesize_r; |
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src_g += linesize_g; |
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src_b += linesize_b; |
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} |
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} |
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av_cold void ff_utvideodsp_init(UTVideoDSPContext *c) |
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{ |
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c->restore_rgb_planes = restore_rgb_planes_c; |
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c->restore_rgb_planes10 = restore_rgb_planes10_c; |
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if (ARCH_X86) |
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ff_utvideodsp_init_x86(c); |
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} |