/* * This file is part of FFmpeg. * * Copyright (c) 2006 Industrial Light & Magic, a division of Lucas Digital Ltd. LLC * * 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 "libavutil/attributes.h" #include "exrdsp.h" #include "config.h" static void reorder_pixels_scalar(uint8_t *dst, const uint8_t *src, ptrdiff_t size) { const uint8_t *t1 = src; int half_size = size / 2; const uint8_t *t2 = src + half_size; uint8_t *s = dst; int i; for (i = 0; i < half_size; i++) { *(s++) = *(t1++); *(s++) = *(t2++); } } static void predictor_scalar(uint8_t *src, ptrdiff_t size) { ptrdiff_t i; for (i = 1; i < size; i++) src[i] += src[i-1] - 128; } av_cold void ff_exrdsp_init(ExrDSPContext *c) { c->reorder_pixels = reorder_pixels_scalar; c->predictor = predictor_scalar; if (ARCH_X86) ff_exrdsp_init_x86(c); }