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authorMichael Niedermayer <michaelni@gmx.at>2013-02-09 13:16:57 +0100
committerMichael Niedermayer <michaelni@gmx.at>2013-02-09 13:23:59 +0100
commitb05830169d97f11509a29ed211e79e54f7dece5d (patch)
tree901af4cf633015933b9c9fdf4bbb269c2cb108ab /libavcodec/copy_block.h
parent29a92c01148076cb3f90c132615a5c61e5b0f4ea (diff)
parentb9ba5253dd1232be4b48cfe61c31ff4b3de3d10a (diff)
Merge commit 'b9ba5253dd1232be4b48cfe61c31ff4b3de3d10a'
* commit 'b9ba5253dd1232be4b48cfe61c31ff4b3de3d10a': dsputil: Move copy_block functions to a separate header dsputil: Drop unused functions copy_block{2|4|16} No functions are droped because they are used in several places. Merged-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/copy_block.h')
-rw-r--r--libavcodec/copy_block.h94
1 files changed, 94 insertions, 0 deletions
diff --git a/libavcodec/copy_block.h b/libavcodec/copy_block.h
new file mode 100644
index 0000000000..a73910d80f
--- /dev/null
+++ b/libavcodec/copy_block.h
@@ -0,0 +1,94 @@
+/*
+ * 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
+ */
+
+#ifndef AVCODEC_COPY_BLOCK_H
+#define AVCODEC_COPY_BLOCK_H
+
+#include <stdint.h>
+
+#include "libavutil/intreadwrite.h"
+
+static inline void copy_block2(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_COPY16U(dst, src);
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block4(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_COPY32U(dst, src);
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block8(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_COPY64U(dst, src);
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block16(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_COPY128U(dst, src);
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block9(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_COPY64U(dst, src);
+ dst[8]= src[8];
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+static inline void copy_block17(uint8_t *dst, const uint8_t *src, int dstStride, int srcStride, int h)
+{
+ int i;
+ for(i=0; i<h; i++)
+ {
+ AV_COPY128U(dst, src);
+ dst[16]= src[16];
+ dst+=dstStride;
+ src+=srcStride;
+ }
+}
+
+#endif /* AVCODEC_COPY_BLOCK_H */