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| author | Michael Niedermayer <michaelni@gmx.at> | 2003-01-16 21:54:55 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2003-01-16 21:54:55 +0000 |
| commit | db40a39aba6a22729279ac8915b52b182473f209 (patch) | |
| tree | bd67103c33705c172f5cac6838edc4899a1bfc80 /libavcodec/ppc/idct_altivec.c | |
| parent | f44a2df04fb553ef076594daca3ed4ccab315123 (diff) | |
| download | ffmpeg-db40a39aba6a22729279ac8915b52b182473f209.tar.gz | |
AltiVec perf (take 2), plus a couple AltiVec functions by (Romain Dolbeau <dolbeau at irisa dot fr>)
Originally committed as revision 1464 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/ppc/idct_altivec.c')
| -rw-r--r-- | libavcodec/ppc/idct_altivec.c | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/libavcodec/ppc/idct_altivec.c b/libavcodec/ppc/idct_altivec.c index 8036d403fa..533ab3e4c8 100644 --- a/libavcodec/ppc/idct_altivec.c +++ b/libavcodec/ppc/idct_altivec.c @@ -38,6 +38,7 @@ #include <stdlib.h> /* malloc(), free() */ #include <string.h> #include "../dsputil.h" +#include "dsputil_altivec.h" #define vector_s16_t vector signed short #define vector_u16_t vector unsigned short @@ -160,8 +161,17 @@ static const vector_s16_t constants[5] = { void idct_put_altivec(uint8_t* dest, int stride, vector_s16_t* block) { +ALTIVEC_TBL_DECLARE(altivec_idct_put_num, 1); +#ifdef ALTIVEC_USE_REFERENCE_C_CODE +ALTIVEC_TBL_START_COUNT(altivec_idct_put_num, 1); + void simple_idct_put(UINT8 *dest, int line_size, INT16 *block); + simple_idct_put(dest, stride, (INT16*)block); +ALTIVEC_TBL_STOP_COUNT(altivec_idct_put_num, 1); +#else /* ALTIVEC_USE_REFERENCE_C_CODE */ vector_u8_t tmp; +ALTIVEC_TBL_START_COUNT(altivec_idct_put_num, 1); + IDCT #define COPY(dest,src) \ @@ -177,16 +187,28 @@ void idct_put_altivec(uint8_t* dest, int stride, vector_s16_t* block) COPY (dest, vx5) dest += stride; COPY (dest, vx6) dest += stride; COPY (dest, vx7) + +ALTIVEC_TBL_STOP_COUNT(altivec_idct_put_num, 1); +#endif /* ALTIVEC_USE_REFERENCE_C_CODE */ } void idct_add_altivec(uint8_t* dest, int stride, vector_s16_t* block) { +ALTIVEC_TBL_DECLARE(altivec_idct_add_num, 1); +#ifdef ALTIVEC_USE_REFERENCE_C_CODE +ALTIVEC_TBL_START_COUNT(altivec_idct_add_num, 1); + void simple_idct_add(UINT8 *dest, int line_size, INT16 *block); + simple_idct_add(dest, stride, (INT16*)block); +ALTIVEC_TBL_STOP_COUNT(altivec_idct_add_num, 1); +#else /* ALTIVEC_USE_REFERENCE_C_CODE */ vector_u8_t tmp; vector_s16_t tmp2, tmp3; vector_u8_t perm0; vector_u8_t perm1; vector_u8_t p0, p1, p; +ALTIVEC_TBL_START_COUNT(altivec_idct_add_num, 1); + IDCT p0 = vec_lvsl (0, dest); @@ -212,5 +234,8 @@ void idct_add_altivec(uint8_t* dest, int stride, vector_s16_t* block) ADD (dest, vx5, perm1) dest += stride; ADD (dest, vx6, perm0) dest += stride; ADD (dest, vx7, perm1) + +ALTIVEC_TBL_STOP_COUNT(altivec_idct_add_num, 1); +#endif /* ALTIVEC_USE_REFERENCE_C_CODE */ } |