From 88c0536a4217e3d88feddd91b74e7db6f752d301 Mon Sep 17 00:00:00 2001 From: Kostya Shishkov Date: Sun, 6 Jul 2008 06:06:55 +0000 Subject: Add several vector functions used by Monkey's Audio decoder to dsputil Originally committed as revision 14081 to svn://svn.ffmpeg.org/ffmpeg/trunk --- libavcodec/dsputil.h | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) (limited to 'libavcodec/dsputil.h') diff --git a/libavcodec/dsputil.h b/libavcodec/dsputil.h index 3b7b8791b8..bd792fe9db 100644 --- a/libavcodec/dsputil.h +++ b/libavcodec/dsputil.h @@ -451,6 +451,23 @@ typedef struct DSPContext { void (*x8_setup_spatial_compensation)(uint8_t *src, uint8_t *dst, int linesize, int * range, int * sum, int edges); + /* ape functions */ + /** + * Add contents of the second vector to the first one. + * @param len length of vectors, should be multiple of 8 + */ + void (*add_int16)(int16_t *v1/*align 16*/, int16_t *v2, int len); + /** + * Add contents of the second vector to the first one. + * @param len length of vectors, should be multiple of 8 + */ + void (*sub_int16)(int16_t *v1/*align 16*/, int16_t *v2, int len); + /** + * Calculate scalar product of two vectors. + * @param len length of vectors, should be multiple of 8 + * @param shift number of bits to discard from product + */ + int32_t (*scalarproduct_int16)(int16_t *v1, int16_t *v2/*align 16*/, int len, int shift); } DSPContext; void dsputil_static_init(void); -- cgit v1.2.3