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Diffstat (limited to 'ffmpeg/libavcodec/videodsp.h')
| -rw-r--r-- | ffmpeg/libavcodec/videodsp.h | 86 |
1 files changed, 0 insertions, 86 deletions
diff --git a/ffmpeg/libavcodec/videodsp.h b/ffmpeg/libavcodec/videodsp.h deleted file mode 100644 index 0bb15f2..0000000 --- a/ffmpeg/libavcodec/videodsp.h +++ /dev/null @@ -1,86 +0,0 @@ -/* - * Copyright (C) 2012 Ronald S. Bultje - * - * 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 - */ - -/** - * @file - * Core video DSP helper functions - */ - -#ifndef AVCODEC_VIDEODSP_H -#define AVCODEC_VIDEODSP_H - -#include <stddef.h> -#include <stdint.h> - -#define EMULATED_EDGE(depth) \ -void ff_emulated_edge_mc_ ## depth(uint8_t *dst, const uint8_t *src, \ - ptrdiff_t dst_stride, ptrdiff_t src_stride, \ - int block_w, int block_h,\ - int src_x, int src_y, int w, int h); - -EMULATED_EDGE(8) -EMULATED_EDGE(16) - -typedef struct VideoDSPContext { - /** - * Copy a rectangular area of samples to a temporary buffer and replicate - * the border samples. - * - * @param dst destination buffer - * @param dst_stride number of bytes between 2 vertically adjacent samples - * in destination buffer - * @param src source buffer - * @param dst_linesize number of bytes between 2 vertically adjacent - * samples in the destination buffer - * @param src_linesize number of bytes between 2 vertically adjacent - * samples in both the source buffer - * @param block_w width of block - * @param block_h height of block - * @param src_x x coordinate of the top left sample of the block in the - * source buffer - * @param src_y y coordinate of the top left sample of the block in the - * source buffer - * @param w width of the source buffer - * @param h height of the source buffer - */ - void (*emulated_edge_mc)(uint8_t *dst, const uint8_t *src, - ptrdiff_t dst_linesize, - ptrdiff_t src_linesize, - int block_w, int block_h, - int src_x, int src_y, int w, int h); - - /** - * Prefetch memory into cache (if supported by hardware). - * - * @param buf pointer to buffer to prefetch memory from - * @param stride distance between two lines of buf (in bytes) - * @param h number of lines to prefetch - */ - void (*prefetch)(uint8_t *buf, ptrdiff_t stride, int h); -} VideoDSPContext; - -void ff_videodsp_init(VideoDSPContext *ctx, int bpc); - -/* for internal use only (i.e. called by ff_videodsp_init() */ -void ff_videodsp_init_arm(VideoDSPContext *ctx, int bpc); -void ff_videodsp_init_ppc(VideoDSPContext *ctx, int bpc); -void ff_videodsp_init_x86(VideoDSPContext *ctx, int bpc); - -#endif /* AVCODEC_VIDEODSP_H */ |
