/* * This file is part of FFmpeg. * * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include <stdint.h> #include "config.h" #include "libavutil/attributes.h" #include "utvideodsp.h" static void restore_rgb_planes_c(uint8_t *src_r, uint8_t *src_g, uint8_t *src_b, ptrdiff_t linesize_r, ptrdiff_t linesize_g, ptrdiff_t linesize_b, int width, int height) { uint8_t r, g, b; int i, j; for (j = 0; j < height; j++) { for (i = 0; i < width; i++) { r = src_r[i]; g = src_g[i]; b = src_b[i]; src_r[i] = r + g - 0x80; src_b[i] = b + g - 0x80; } src_r += linesize_r; src_g += linesize_g; src_b += linesize_b; } } static void restore_rgb_planes10_c(uint16_t *src_r, uint16_t *src_g, uint16_t *src_b, ptrdiff_t linesize_r, ptrdiff_t linesize_g, ptrdiff_t linesize_b, int width, int height) { int r, g, b; int i, j; for (j = 0; j < height; j++) { for (i = 0; i < width; i++) { r = src_r[i]; g = src_g[i]; b = src_b[i]; src_r[i] = (r + g - 0x200) & 0x3FF; src_b[i] = (b + g - 0x200) & 0x3FF; } src_r += linesize_r; src_g += linesize_g; src_b += linesize_b; } } av_cold void ff_utvideodsp_init(UTVideoDSPContext *c) { c->restore_rgb_planes = restore_rgb_planes_c; c->restore_rgb_planes10 = restore_rgb_planes10_c; if (ARCH_X86) ff_utvideodsp_init_x86(c); }