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Code Issues Releases Activity

x86/simple_idct: add explicit sse2 simple_idct_put/add versions.

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These use the mmx IDCT, but sse2 put/add_pixels_clamped implementations.
This way we don't need to use the ff_put/add_pixels_clamped function
pointers.
This commit is contained in:
Ronald S. Bultje 2017-04-04 12:42:58 -04:00
parent 2f0591cfa3
commit e0c205677f
3 changed files with 42 additions and 14 deletions
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38
libavcodec/x86/idctdsp_init.c
View File

@ -63,27 +63,41 @@ av_cold void ff_idctdsp_init_x86(IDCTDSPContext *c, AVCodecContext *avctx,
{
int cpu_flags = av_get_cpu_flags();
if (INLINE_MMX(cpu_flags)) {
if (!high_bit_depth &&
avctx->lowres == 0 &&
(avctx->idct_algo == FF_IDCT_AUTO ||
avctx->idct_algo == FF_IDCT_SIMPLEAUTO ||
avctx->idct_algo == FF_IDCT_SIMPLEMMX)) {
c->idct_put = ff_simple_idct_put_mmx;
c->idct_add = ff_simple_idct_add_mmx;
c->idct = ff_simple_idct_mmx;
c->perm_type = FF_IDCT_PERM_SIMPLE;
}
}
if (EXTERNAL_MMX(cpu_flags)) {
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_mmx;
c->put_pixels_clamped = ff_put_pixels_clamped_mmx;
c->add_pixels_clamped = ff_add_pixels_clamped_mmx;
if (INLINE_MMX(cpu_flags)) {
if (!high_bit_depth &&
avctx->lowres == 0 &&
(avctx->idct_algo == FF_IDCT_AUTO ||
avctx->idct_algo == FF_IDCT_SIMPLEAUTO ||
avctx->idct_algo == FF_IDCT_SIMPLEMMX)) {
c->idct_put = ff_simple_idct_put_mmx;
c->idct_add = ff_simple_idct_add_mmx;
c->idct = ff_simple_idct_mmx;
c->perm_type = FF_IDCT_PERM_SIMPLE;
}
}
}
if (EXTERNAL_SSE2(cpu_flags)) {
c->put_signed_pixels_clamped = ff_put_signed_pixels_clamped_sse2;
c->put_pixels_clamped = ff_put_pixels_clamped_sse2;
c->add_pixels_clamped = ff_add_pixels_clamped_sse2;
if (INLINE_SSE2(cpu_flags)) {
if (!high_bit_depth &&
avctx->lowres == 0 &&
(avctx->idct_algo == FF_IDCT_AUTO ||
avctx->idct_algo == FF_IDCT_SIMPLEAUTO ||
avctx->idct_algo == FF_IDCT_SIMPLEMMX)) {
c->idct_put = ff_simple_idct_put_sse2;
c->idct_add = ff_simple_idct_add_sse2;
c->perm_type = FF_IDCT_PERM_SIMPLE;
}
}
}
if (ARCH_X86_64 && avctx->lowres == 0) {

15
libavcodec/x86/simple_idct.c
View File

@ -24,6 +24,7 @@
#include "libavutil/x86/asm.h"
#include "libavcodec/idctdsp.h"
#include "libavcodec/x86/idctdsp.h"
#include "idctdsp.h"
#include "simple_idct.h"
@ -907,12 +908,22 @@ void ff_simple_idct_mmx(int16_t *block)
void ff_simple_idct_put_mmx(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
{
idct(block);
ff_put_pixels_clamped(block, dest, line_size);
ff_put_pixels_clamped_mmx(block, dest, line_size);
}
void ff_simple_idct_add_mmx(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
{
idct(block);
ff_add_pixels_clamped(block, dest, line_size);
ff_add_pixels_clamped_mmx(block, dest, line_size);
}
void ff_simple_idct_put_sse2(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
{
idct(block);
ff_put_pixels_clamped_sse2(block, dest, line_size);
}
void ff_simple_idct_add_sse2(uint8_t *dest, ptrdiff_t line_size, int16_t *block)
{
idct(block);
ff_add_pixels_clamped_sse2(block, dest, line_size);
}
#endif /* HAVE_INLINE_ASM */

3
libavcodec/x86/simple_idct.h
View File

@ -26,6 +26,9 @@ void ff_simple_idct_mmx(int16_t *block);
void ff_simple_idct_add_mmx(uint8_t *dest, ptrdiff_t line_size, int16_t *block);
void ff_simple_idct_put_mmx(uint8_t *dest, ptrdiff_t line_size, int16_t *block);
void ff_simple_idct_add_sse2(uint8_t *dest, ptrdiff_t line_size, int16_t *block);
void ff_simple_idct_put_sse2(uint8_t *dest, ptrdiff_t line_size, int16_t *block);
void ff_simple_idct10_sse2(int16_t *block);
void ff_simple_idct10_avx(int16_t *block);