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authorMichael Niedermayer <michaelni@gmx.at>2006-03-31 20:43:37 +0000
committerMichael Niedermayer <michaelni@gmx.at>2006-03-31 20:43:37 +0000
commit54009d4295b20b3e0f5ba259f3cf1c5070974574 (patch)
tree3529a0b008853831b32ad7db9a7d6104f51338f5 /libavcodec/dsputil.h
parent6b250e4725be795c5a4e282c5661b71b19cb3116 (diff)
remove mpegvideo.c img resample dependancy
Originally committed as revision 5258 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/dsputil.h')
-rw-r--r--libavcodec/dsputil.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h
index a7c83f00e5..9f0f952df5 100644
--- a/libavcodec/dsputil.h
+++ b/libavcodec/dsputil.h
@@ -76,6 +76,12 @@ void ff_vp3_idct_c(DCTELEM *block/* align 16*/);
void ff_vp3_idct_put_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/);
void ff_vp3_idct_add_c(uint8_t *dest/*align 8*/, int line_size, DCTELEM *block/*align 16*/);
+/* 1/2^n downscaling functions from imgconvert.c */
+void ff_img_copy_plane(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+void ff_shrink22(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+void ff_shrink44(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+void ff_shrink88(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
+
/* minimum alignment rules ;)
if u notice errors in the align stuff, need more alignment for some asm code for some cpu
or need to use a function with less aligned data then send a mail to the ffmpeg-dev list, ...
@@ -345,6 +351,8 @@ typedef struct DSPContext {
void (*inner_add_yblock)(uint8_t *obmc, const int obmc_stride, uint8_t * * block, int b_w, int b_h, int src_x, int src_y, int src_stride, slice_buffer * sb, int add, uint8_t * dst8);
void (*prefetch)(void *mem, int stride, int h);
+
+ void (*shrink[4])(uint8_t *dst, int dst_wrap, const uint8_t *src, int src_wrap, int width, int height);
} DSPContext;
void dsputil_static_init(void);