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lavc/lossless_audiodsp: revert various commits 

Their intent was to make the DSP work with wmalossless pro.
The later was fixed to work with the DSP.

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Christophe Gisquet 2015-02-07 09:20:10 +00:00 committed by Michael Niedermayer
parent 46e2afa4dc
commit 691b7f5e9e
2 changed files with 4 additions and 25 deletions
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3
libavcodec/lossless_audiodsp.h
View File

@ -29,7 +29,8 @@ typedef struct LLAudDSPContext {
/**
* Calculate scalar product of v1 and v2,
* and v1[i] += v3[i] * mul
* @param len length of vectors, should be multiple of 8
* @param len length of vectors, should be multiple of 16,
* or padd v3 and v1 or v2 with zeros.
*/
int32_t (*scalarproduct_and_madd_int16)(int16_t *v1 /* align 16 */,
const int16_t *v2,

26
libavcodec/x86/lossless_audiodsp_init.c
View File

@ -31,28 +31,6 @@ int32_t ff_scalarproduct_and_madd_int16_ssse3(int16_t *v1, const int16_t *v2,
const int16_t *v3,
int order, int mul);
#if HAVE_YASM
static int32_t scalarproduct_and_madd_int16_sse2(int16_t *v1, const int16_t *v2,
const int16_t *v3,
int order, int mul)
{
if (order & 8)
return ff_scalarproduct_and_madd_int16_mmxext(v1, v2, v3, order, mul);
else
return ff_scalarproduct_and_madd_int16_sse2(v1, v2, v3, order, mul);
}
static int32_t scalarproduct_and_madd_int16_ssse3(int16_t *v1, const int16_t *v2,
const int16_t *v3,
int order, int mul)
{
if (order & 8)
return ff_scalarproduct_and_madd_int16_mmxext(v1, v2, v3, order, mul);
else
return ff_scalarproduct_and_madd_int16_ssse3(v1, v2, v3, order, mul);
}
#endif
av_cold void ff_llauddsp_init_x86(LLAudDSPContext *c)
{
#if HAVE_YASM
@ -62,10 +40,10 @@ av_cold void ff_llauddsp_init_x86(LLAudDSPContext *c)
c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_mmxext;
if (EXTERNAL_SSE2(cpu_flags))
c->scalarproduct_and_madd_int16 = scalarproduct_and_madd_int16_sse2;
c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_sse2;
if (EXTERNAL_SSSE3(cpu_flags) &&
!(cpu_flags & (AV_CPU_FLAG_SSE42 | AV_CPU_FLAG_3DNOW))) // cachesplit
c->scalarproduct_and_madd_int16 = scalarproduct_and_madd_int16_ssse3;
c->scalarproduct_and_madd_int16 = ff_scalarproduct_and_madd_int16_ssse3;
#endif
}