[FFmpeg-devel] [PATCH] avcodec/ppc/idct_altivec: add plain idct()
Michael Niedermayer
michaelni at gmx.at
Sat Jun 14 18:34:42 CEST 2014
Untested, someone with ppc please test if this fixes the idct with aic
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
---
libavcodec/ppc/dsputil_altivec.h | 1 +
libavcodec/ppc/dsputil_ppc.c | 1 +
libavcodec/ppc/idct_altivec.c | 8 ++++++++
3 files changed, 10 insertions(+)
diff --git a/libavcodec/ppc/dsputil_altivec.h b/libavcodec/ppc/dsputil_altivec.h
index cdbfc35..225d1b0 100644
--- a/libavcodec/ppc/dsputil_altivec.h
+++ b/libavcodec/ppc/dsputil_altivec.h
@@ -30,6 +30,7 @@
void ff_fdct_altivec(int16_t *block);
void ff_gmc1_altivec(uint8_t *dst, uint8_t *src, int stride, int h,
int x16, int y16, int rounder);
+void ff_idct_altivec(int16_t *block);
void ff_idct_put_altivec(uint8_t *dest, int line_size, int16_t *block);
void ff_idct_add_altivec(uint8_t *dest, int line_size, int16_t *block);
diff --git a/libavcodec/ppc/dsputil_ppc.c b/libavcodec/ppc/dsputil_ppc.c
index cbb1cfb..a8ab0c3 100644
--- a/libavcodec/ppc/dsputil_ppc.c
+++ b/libavcodec/ppc/dsputil_ppc.c
@@ -158,6 +158,7 @@ av_cold void ff_dsputil_init_ppc(DSPContext *c, AVCodecContext *avctx,
if (avctx->lowres == 0) {
if ((avctx->idct_algo == FF_IDCT_AUTO) ||
(avctx->idct_algo == FF_IDCT_ALTIVEC)) {
+ c->idct = ff_idct_altivec;
c->idct_put = ff_idct_put_altivec;
c->idct_add = ff_idct_add_altivec;
c->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM;
diff --git a/libavcodec/ppc/idct_altivec.c b/libavcodec/ppc/idct_altivec.c
index cb6bd67..1483a08 100644
--- a/libavcodec/ppc/idct_altivec.c
+++ b/libavcodec/ppc/idct_altivec.c
@@ -148,6 +148,14 @@ static const vec_s16 constants[5] = {
{ 19266, 26722, 25172, 22654, 19266, 22654, 25172, 26722 }
};
+void ff_idct_altivec(int16_t *blk)
+{
+ vec_s16 *block = (vec_s16 *) blk;
+ vec_u8 tmp;
+
+ IDCT;
+}
+
void ff_idct_put_altivec(uint8_t *dest, int stride, int16_t *blk)
{
vec_s16 *block = (vec_s16 *) blk;
--
1.7.9.5
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