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Diffstat (limited to 'libavcodec/videodsp.h')
-rw-r--r--libavcodec/videodsp.h27
1 files changed, 19 insertions, 8 deletions
diff --git a/libavcodec/videodsp.h b/libavcodec/videodsp.h
index 04c012a826..fc01a31dca 100644
--- a/libavcodec/videodsp.h
+++ b/libavcodec/videodsp.h
@@ -1,20 +1,20 @@
/*
* Copyright (C) 2012 Ronald S. Bultje
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * 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.
*
- * Libav is distributed in the hope that it will be useful,
+ * 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 Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -29,14 +29,25 @@
#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 buf destination buffer
+ * @param dst destination buffer
+ * @param dst_stride number of bytes between 2 vertically adjacent samples
+ * in destination buffer
* @param src source buffer
- * @param buf_linesize number of bytes between 2 vertically adjacent
+ * @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
@@ -49,8 +60,8 @@ typedef struct VideoDSPContext {
* @param w width of the source buffer
* @param h height of the source buffer
*/
- void (*emulated_edge_mc)(uint8_t *buf, const uint8_t *src,
- ptrdiff_t buf_linesize,
+ 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);