Skip to content

V
vlc-gpu
Commit 262b177b authored by Damien Fouilleul's avatar Damien Fouilleul
Browse files
Options

i422_yuy2: SSE2 improvements

parent 43bd7bed
Show whitespace changes
Inline Side-by-side
Showing with 327 additions and 23 deletions
configure.ac
View file @ 262b177b
...@@ -1257,7 +1257,7 @@ MMXEXT_MODULES="memcpymmxext" ...@@ -1257,7 +1257,7 @@ MMXEXT_MODULES="memcpymmxext"
#MMXEXT_MODULES="${MMXEXT_MODULES} idctmmxext motionmmxext" #MMXEXT_MODULES="${MMXEXT_MODULES} idctmmxext motionmmxext"
THREEDNOW_MODULES="memcpy3dn" THREEDNOW_MODULES="memcpy3dn"
SSE_MODULES="" SSE_MODULES=""
SSE2_MODULES="i420_rgb_sse2 i420_yuy2_sse2" SSE2_MODULES="i420_rgb_sse2 i420_yuy2_sse2 i422_yuy2_sse2"
ALTIVEC_MODULES="memcpyaltivec i420_yuy2_altivec" ALTIVEC_MODULES="memcpyaltivec i420_yuy2_altivec"
#ALTIVEC_MODULES="${ALTIVEC_MODULES} idctaltivec motionaltivec" #ALTIVEC_MODULES="${ALTIVEC_MODULES} idctaltivec motionaltivec"
...@@ -1283,7 +1283,7 @@ AC_CACHE_CHECK([if \$CC groks MMX intrinsics], ...@@ -1283,7 +1283,7 @@ AC_CACHE_CHECK([if \$CC groks MMX intrinsics],
[ac_cv_c_mmx_intrinsics=no])]) [ac_cv_c_mmx_intrinsics=no])])
if test "${ac_cv_c_mmx_intrinsics}" != "no"; then if test "${ac_cv_c_mmx_intrinsics}" != "no"; then
AC_DEFINE(HAVE_MMX_INTRINSICS, 1, Define if MMX intrinsics are available.) AC_DEFINE(HAVE_MMX_INTRINSICS, 1, Define if MMX intrinsics are available.)
VLC_ADD_CFLAGS([i420_rgb_mmx],[-mmmx]) VLC_ADD_CFLAGS([${MMX_MODULES}],[-mmmx])
fi fi
dnl Check for fully workin SSE2 intrinsics dnl Check for fully workin SSE2 intrinsics
...@@ -1308,7 +1308,7 @@ AC_CACHE_CHECK([if \$CC groks SSE2 intrinsics], ...@@ -1308,7 +1308,7 @@ AC_CACHE_CHECK([if \$CC groks SSE2 intrinsics],
[ac_cv_c_sse2_intrinsics=no])]) [ac_cv_c_sse2_intrinsics=no])])
if test "${ac_cv_c_sse2_intrinsics}" != "no"; then if test "${ac_cv_c_sse2_intrinsics}" != "no"; then
AC_DEFINE(HAVE_SSE2_INTRINSICS, 1, Define if SSE2 intrinsics are available.) AC_DEFINE(HAVE_SSE2_INTRINSICS, 1, Define if SSE2 intrinsics are available.)
VLC_ADD_CFLAGS([i420_rgb_sse2],[-msse2]) VLC_ADD_CFLAGS([${SSE2_MODULES}],[-msse2])
fi fi
AC_CACHE_CHECK([if \$CC groks MMX inline assembly], AC_CACHE_CHECK([if \$CC groks MMX inline assembly],
......
modules/video_chroma/Modules.am
View file @ 262b177b
...@@ -50,6 +50,11 @@ SOURCES_i422_yuy2_mmx = \ ...@@ -50,6 +50,11 @@ SOURCES_i422_yuy2_mmx = \
i422_yuy2.h \ i422_yuy2.h \
$(NULL) $(NULL)
SOURCES_i422_yuy2_sse2 = \
i422_yuy2.c \
i422_yuy2.h \
$(NULL)
SOURCES_i420_ymga = \ SOURCES_i420_ymga = \
i420_ymga.c \ i420_ymga.c \
$(NULL) $(NULL)
......
modules/video_chroma/i422_yuy2.c
View file @ 262b177b
...@@ -67,6 +67,10 @@ vlc_module_begin(); ...@@ -67,6 +67,10 @@ vlc_module_begin();
set_description( _("MMX conversions from " SRC_FOURCC " to " DEST_FOURCC) ); set_description( _("MMX conversions from " SRC_FOURCC " to " DEST_FOURCC) );
set_capability( "chroma", 100 ); set_capability( "chroma", 100 );
add_requirement( MMX ); add_requirement( MMX );
#elif defined (MODULE_NAME_IS_i422_yuy2_sse2)
set_description( _("SSE2 conversions from " SRC_FOURCC " to " DEST_FOURCC) );
set_capability( "chroma", 120 );
add_requirement( MMX );
#endif #endif
set_callbacks( Activate, NULL ); set_callbacks( Activate, NULL );
vlc_module_end(); vlc_module_end();
...@@ -143,17 +147,66 @@ static int Activate( vlc_object_t *p_this ) ...@@ -143,17 +147,66 @@ static int Activate( vlc_object_t *p_this )
static void I422_YUY2( vout_thread_t *p_vout, picture_t *p_source, static void I422_YUY2( vout_thread_t *p_vout, picture_t *p_source,
picture_t *p_dest ) picture_t *p_dest )
{ {
uint8_t *p_pixels = p_dest->p->p_pixels; uint8_t *p_line = p_dest->p->p_pixels;
int i_pitch = p_dest->p->i_pitch;
uint8_t *p_y = p_source->Y_PIXELS; uint8_t *p_y = p_source->Y_PIXELS;
uint8_t *p_u = p_source->U_PIXELS; uint8_t *p_u = p_source->U_PIXELS;
uint8_t *p_v = p_source->V_PIXELS; uint8_t *p_v = p_source->V_PIXELS;
int i_x, i_y; int i_x, i_y;
const int i_source_margin = p_source->p[0].i_pitch
- p_source->p[0].i_visible_pitch;
const int i_source_margin_c = p_source->p[1].i_pitch
- p_source->p[1].i_visible_pitch;
const int i_dest_margin = p_dest->p->i_pitch
- p_dest->p->i_visible_pitch;
#if defined (MODULE_NAME_IS_i422_yuy2_sse2)
if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
((int)p_line|(int)p_y))) )
{
/* use faster SSE2 aligned fetch and store */
for( i_y = p_vout->render.i_height ; i_y-- ; )
{
for( i_x = p_vout->render.i_width / 16 ; i_x-- ; )
{
SSE2_CALL( SSE2_YUV422_YUYV_ALIGNED );
}
for( i_x = ( p_vout->render.i_width % 16 ) / 2; i_x-- ; )
{
C_YUV422_YUYV( p_line, p_y, p_u, p_v );
}
p_y += i_source_margin;
p_u += i_source_margin_c;
p_v += i_source_margin_c;
p_line += i_dest_margin;
}
}
else {
/* use slower SSE2 unaligned fetch and store */
for( i_y = p_vout->render.i_height ; i_y-- ; )
{
for( i_x = p_vout->render.i_width / 16 ; i_x-- ; )
{
SSE2_CALL( SSE2_YUV422_YUYV_UNALIGNED );
}
for( i_x = ( p_vout->render.i_width % 16 ) / 2; i_x-- ; )
{
C_YUV422_YUYV( p_line, p_y, p_u, p_v );
}
p_y += i_source_margin;
p_u += i_source_margin_c;
p_v += i_source_margin_c;
p_line += i_dest_margin;
}
}
SSE2_END;
#else
for( i_y = p_vout->render.i_height ; i_y-- ; ) for( i_y = p_vout->render.i_height ; i_y-- ; )
{ {
uint8_t *p_line = p_pixels;
for( i_x = p_vout->render.i_width / 8 ; i_x-- ; ) for( i_x = p_vout->render.i_width / 8 ; i_x-- ; )
{ {
#if defined (MODULE_NAME_IS_i422_yuy2) #if defined (MODULE_NAME_IS_i422_yuy2)
...@@ -165,12 +218,19 @@ static void I422_YUY2( vout_thread_t *p_vout, picture_t *p_source, ...@@ -165,12 +218,19 @@ static void I422_YUY2( vout_thread_t *p_vout, picture_t *p_source,
MMX_CALL( MMX_YUV422_YUYV ); MMX_CALL( MMX_YUV422_YUYV );
#endif #endif
} }
p_pixels += i_pitch; for( i_x = ( p_vout->render.i_width % 8 ) / 2; i_x-- ; )
{
C_YUV422_YUYV( p_line, p_y, p_u, p_v );
}
p_y += i_source_margin;
p_u += i_source_margin_c;
p_v += i_source_margin_c;
p_line += i_dest_margin;
} }
#if defined (MODULE_NAME_IS_i422_yuy2_mmx) #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
MMX_END; MMX_END;
#elif defined (MODULE_NAME_IS_i422_yuy2_sse2) #endif
SSE2_END;
#endif #endif
} }
...@@ -180,17 +240,66 @@ static void I422_YUY2( vout_thread_t *p_vout, picture_t *p_source, ...@@ -180,17 +240,66 @@ static void I422_YUY2( vout_thread_t *p_vout, picture_t *p_source,
static void I422_YVYU( vout_thread_t *p_vout, picture_t *p_source, static void I422_YVYU( vout_thread_t *p_vout, picture_t *p_source,
picture_t *p_dest ) picture_t *p_dest )
{ {
uint8_t *p_pixels = p_dest->p->p_pixels; uint8_t *p_line = p_dest->p->p_pixels;
int i_pitch = p_dest->p->i_pitch;
uint8_t *p_y = p_source->Y_PIXELS; uint8_t *p_y = p_source->Y_PIXELS;
uint8_t *p_u = p_source->U_PIXELS; uint8_t *p_u = p_source->U_PIXELS;
uint8_t *p_v = p_source->V_PIXELS; uint8_t *p_v = p_source->V_PIXELS;
int i_x, i_y; int i_x, i_y;
const int i_source_margin = p_source->p[0].i_pitch
- p_source->p[0].i_visible_pitch;
const int i_source_margin_c = p_source->p[1].i_pitch
- p_source->p[1].i_visible_pitch;
const int i_dest_margin = p_dest->p->i_pitch
- p_dest->p->i_visible_pitch;
#if defined (MODULE_NAME_IS_i422_yuy2_sse2)
if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
((int)p_line|(int)p_y))) )
{
/* use faster SSE2 aligned fetch and store */
for( i_y = p_vout->render.i_height ; i_y-- ; )
{
for( i_x = p_vout->render.i_width / 16 ; i_x-- ; )
{
SSE2_CALL( SSE2_YUV422_YVYU_ALIGNED );
}
for( i_x = ( p_vout->render.i_width % 16 ) / 2; i_x-- ; )
{
C_YUV422_YVYU( p_line, p_y, p_u, p_v );
}
p_y += i_source_margin;
p_u += i_source_margin_c;
p_v += i_source_margin_c;
p_line += i_dest_margin;
}
}
else {
/* use slower SSE2 unaligned fetch and store */
for( i_y = p_vout->render.i_height ; i_y-- ; )
{
for( i_x = p_vout->render.i_width / 16 ; i_x-- ; )
{
SSE2_CALL( SSE2_YUV422_YVYU_UNALIGNED );
}
for( i_x = ( p_vout->render.i_width % 16 ) / 2; i_x-- ; )
{
C_YUV422_YVYU( p_line, p_y, p_u, p_v );
}
p_y += i_source_margin;
p_u += i_source_margin_c;
p_v += i_source_margin_c;
p_line += i_dest_margin;
}
}
SSE2_END;
#else
for( i_y = p_vout->render.i_height ; i_y-- ; ) for( i_y = p_vout->render.i_height ; i_y-- ; )
{ {
uint8_t *p_line = p_pixels;
for( i_x = p_vout->render.i_width / 8 ; i_x-- ; ) for( i_x = p_vout->render.i_width / 8 ; i_x-- ; )
{ {
#if defined (MODULE_NAME_IS_i422_yuy2) #if defined (MODULE_NAME_IS_i422_yuy2)
...@@ -202,12 +311,19 @@ static void I422_YVYU( vout_thread_t *p_vout, picture_t *p_source, ...@@ -202,12 +311,19 @@ static void I422_YVYU( vout_thread_t *p_vout, picture_t *p_source,
MMX_CALL( MMX_YUV422_YVYU ); MMX_CALL( MMX_YUV422_YVYU );
#endif #endif
} }
p_pixels += i_pitch; for( i_x = ( p_vout->render.i_width % 8 ) / 2; i_x-- ; )
{
C_YUV422_YVYU( p_line, p_y, p_u, p_v );
}
p_y += i_source_margin;
p_u += i_source_margin_c;
p_v += i_source_margin_c;
p_line += i_dest_margin;
} }
#if defined (MODULE_NAME_IS_i422_yuy2_mmx) #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
MMX_END; MMX_END;
#elif defined (MODULE_NAME_IS_i422_yuy2_sse2) #endif
SSE2_END;
#endif #endif
} }
...@@ -217,17 +333,66 @@ static void I422_YVYU( vout_thread_t *p_vout, picture_t *p_source, ...@@ -217,17 +333,66 @@ static void I422_YVYU( vout_thread_t *p_vout, picture_t *p_source,
static void I422_UYVY( vout_thread_t *p_vout, picture_t *p_source, static void I422_UYVY( vout_thread_t *p_vout, picture_t *p_source,
picture_t *p_dest ) picture_t *p_dest )
{ {
uint8_t *p_pixels = p_dest->p->p_pixels; uint8_t *p_line = p_dest->p->p_pixels;
int i_pitch = p_dest->p->i_pitch;
uint8_t *p_y = p_source->Y_PIXELS; uint8_t *p_y = p_source->Y_PIXELS;
uint8_t *p_u = p_source->U_PIXELS; uint8_t *p_u = p_source->U_PIXELS;
uint8_t *p_v = p_source->V_PIXELS; uint8_t *p_v = p_source->V_PIXELS;
int i_x, i_y; int i_x, i_y;
const int i_source_margin = p_source->p[0].i_pitch
- p_source->p[0].i_visible_pitch;
const int i_source_margin_c = p_source->p[1].i_pitch
- p_source->p[1].i_visible_pitch;
const int i_dest_margin = p_dest->p->i_pitch
- p_dest->p->i_visible_pitch;
#if defined (MODULE_NAME_IS_i422_yuy2_sse2)
if( 0 == (15 & (p_source->p[Y_PLANE].i_pitch|p_dest->p->i_pitch|
((int)p_line|(int)p_y))) )
{
/* use faster SSE2 aligned fetch and store */
for( i_y = p_vout->render.i_height ; i_y-- ; )
{
for( i_x = p_vout->render.i_width / 16 ; i_x-- ; )
{
SSE2_CALL( SSE2_YUV422_UYVY_ALIGNED );
}
for( i_x = ( p_vout->render.i_width % 16 ) / 2; i_x-- ; )
{
C_YUV422_UYVY( p_line, p_y, p_u, p_v );
}
p_y += i_source_margin;
p_u += i_source_margin_c;
p_v += i_source_margin_c;
p_line += i_dest_margin;
}
}
else {
/* use slower SSE2 unaligned fetch and store */
for( i_y = p_vout->render.i_height ; i_y-- ; )
{
for( i_x = p_vout->render.i_width / 16 ; i_x-- ; )
{
SSE2_CALL( SSE2_YUV422_UYVY_UNALIGNED );
}
for( i_x = ( p_vout->render.i_width % 16 ) / 2; i_x-- ; )
{
C_YUV422_UYVY( p_line, p_y, p_u, p_v );
}
p_y += i_source_margin;
p_u += i_source_margin_c;
p_v += i_source_margin_c;
p_line += i_dest_margin;
}
}
SSE2_END;
#else
for( i_y = p_vout->render.i_height ; i_y-- ; ) for( i_y = p_vout->render.i_height ; i_y-- ; )
{ {
uint8_t *p_line = p_pixels;
for( i_x = p_vout->render.i_width / 8 ; i_x-- ; ) for( i_x = p_vout->render.i_width / 8 ; i_x-- ; )
{ {
#if defined (MODULE_NAME_IS_i422_yuy2) #if defined (MODULE_NAME_IS_i422_yuy2)
...@@ -239,12 +404,19 @@ static void I422_UYVY( vout_thread_t *p_vout, picture_t *p_source, ...@@ -239,12 +404,19 @@ static void I422_UYVY( vout_thread_t *p_vout, picture_t *p_source,
MMX_CALL( MMX_YUV422_UYVY ); MMX_CALL( MMX_YUV422_UYVY );
#endif #endif
} }
p_pixels += i_pitch; for( i_x = ( p_vout->render.i_width % 8 ) / 2; i_x-- ; )
{
C_YUV422_UYVY( p_line, p_y, p_u, p_v );
}
p_y += i_source_margin;
p_u += i_source_margin_c;
p_v += i_source_margin_c;
p_line += i_dest_margin;
} }
#if defined (MODULE_NAME_IS_i422_yuy2_mmx) #if defined (MODULE_NAME_IS_i422_yuy2_mmx)
MMX_END; MMX_END;
#elif defined (MODULE_NAME_IS_i422_yuy2_sse2) #endif
SSE2_END;
#endif #endif
} }
......
modules/video_chroma/i422_yuy2.h
View file @ 262b177b
...@@ -87,8 +87,49 @@ movq %%mm1, 8(%0) # Store high UYVY \n\ ...@@ -87,8 +87,49 @@ movq %%mm1, 8(%0) # Store high UYVY \n\
#include <mmintrin.h> #include <mmintrin.h>
#define MMX_CALL(MMX_INSTRUCTIONS) \
do { \
__m64 mm0, mm1, mm2; \
MMX_INSTRUCTIONS \
p_line += 16; p_y += 8; \
p_u += 4; p_v += 4; \
} while(0)
#define MMX_END _mm_empty() #define MMX_END _mm_empty()
#define MMX_YUV422_YUYV \
mm0 = (__m64)*(uint64_t*)p_y; \
mm1 = _mm_cvtsi32_si64(*(int*)p_u); \
mm2 = _mm_cvtsi32_si64(*(int*)p_v); \
mm1 = _mm_unpacklo_pi8(mm1, mm2); \
mm2 = mm0; \
mm2 = _mm_unpacklo_pi8(mm2, mm1); \
*(uint64_t*)p_line = (uint64_t)mm2; \
mm0 = _mm_unpackhi_pi8(mm0, mm1); \
*(uint64_t*)(p_line+8) = (uint64_t)mm0;
#define MMX_YUV422_YVYU \
mm0 = (__m64)*(uint64_t*)p_y; \
mm2 = _mm_cvtsi32_si64(*(int*)p_u); \
mm1 = _mm_cvtsi32_si64(*(int*)p_v); \
mm1 = _mm_unpacklo_pi8(mm1, mm2); \
mm2 = mm0; \
mm2 = _mm_unpacklo_pi8(mm2, mm1); \
*(uint64_t*)p_line = (uint64_t)mm2; \
mm0 = _mm_unpackhi_pi8(mm0, mm1); \
*(uint64_t*)(p_line+8) = (uint64_t)mm0;
#define MMX_YUV422_UYVY \
mm0 = (__m64)*(uint64_t*)p_y; \
mm1 = _mm_cvtsi32_si64(*(int*)p_u); \
mm2 = _mm_cvtsi32_si64(*(int*)p_v); \
mm1 = _mm_unpacklo_pi8(mm1, mm2); \
mm2 = mm1; \
mm2 = _mm_unpacklo_pi8(mm2, mm0); \
*(uint64_t*)p_line = (uint64_t)mm2; \
mm1 = _mm_unpackhi_pi8(mm1, mm0); \
*(uint64_t*)(p_line+8) = (uint64_t)mm1;
#endif #endif
#elif defined( MODULE_NAME_IS_i422_yuy2_sse2 ) #elif defined( MODULE_NAME_IS_i422_yuy2_sse2 )
...@@ -97,8 +138,95 @@ movq %%mm1, 8(%0) # Store high UYVY \n\ ...@@ -97,8 +138,95 @@ movq %%mm1, 8(%0) # Store high UYVY \n\
/* SSE2 assembly */ /* SSE2 assembly */
#define SSE2_CALL(MMX_INSTRUCTIONS) \
do { \
__asm__ __volatile__( \
".p2align 3 \n\t" \
MMX_INSTRUCTIONS \
: \
: "r" (p_line), "r" (p_y), \
"r" (p_u), "r" (p_v) ); \
p_line += 32; p_y += 16; \
p_u += 8; p_v += 8; \
} while(0)
#define SSE2_END __asm__ __volatile__ ( "sfence" ::: "memory" ) #define SSE2_END __asm__ __volatile__ ( "sfence" ::: "memory" )
#define SSE2_YUV422_YUYV_ALIGNED " \n\
movdqa (%1), %%xmm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%2), %%xmm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%3), %%xmm2 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
punpcklbw %%xmm2, %%xmm1 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
movdqa %%xmm0, %%xmm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%xmm1, %%xmm2 # v1 y3 u1 y2 v0 y1 u0 y0 \n\
movntdq %%xmm2, (%0) # Store low YUYV \n\
punpckhbw %%xmm1, %%xmm0 # v3 y7 u3 y6 v2 y5 u2 y4 \n\
movntdq %%xmm0, 16(%0) # Store high YUYV \n\
"
#define SSE2_YUV422_YUYV_UNALIGNED " \n\
movdqu (%1), %%xmm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%2), %%xmm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%3), %%xmm2 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
prefetchnta (%0) # Tell CPU not to cache output YUYV data \n\
punpcklbw %%xmm2, %%xmm1 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
movdqa %%xmm0, %%xmm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%xmm1, %%xmm2 # v1 y3 u1 y2 v0 y1 u0 y0 \n\
movdqu %%xmm2, (%0) # Store low YUYV \n\
punpckhbw %%xmm1, %%xmm0 # v3 y7 u3 y6 v2 y5 u2 y4 \n\
movdqu %%xmm0, 16(%0) # Store high YUYV \n\
"
#define SSE2_YUV422_YVYU_ALIGNED " \n\
movdqa (%1), %%xmm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%2), %%xmm2 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%3), %%xmm1 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
punpcklbw %%xmm2, %%xmm1 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movdqa %%xmm0, %%xmm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%xmm1, %%xmm2 # u1 y3 v1 y2 u0 y1 v0 y0 \n\
movntdq %%xmm2, (%0) # Store low YUYV \n\
punpckhbw %%xmm1, %%xmm0 # u3 y7 v3 y6 u2 y5 v2 y4 \n\
movntdq %%xmm0, 16(%0) # Store high YUYV \n\
"
#define SSE2_YUV422_YVYU_UNALIGNED " \n\
movdqu (%1), %%xmm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%2), %%xmm2 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%3), %%xmm1 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
prefetchnta (%0) # Tell CPU not to cache output YUYV data \n\
punpcklbw %%xmm2, %%xmm1 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movdqa %%xmm0, %%xmm2 # y7 y6 y5 y4 y3 y2 y1 y0 \n\
punpcklbw %%xmm1, %%xmm2 # u1 y3 v1 y2 u0 y1 v0 y0 \n\
movdqu %%xmm2, (%0) # Store low YUYV \n\
punpckhbw %%xmm1, %%xmm0 # u3 y7 v3 y6 u2 y5 v2 y4 \n\
movdqu %%xmm0, 16(%0) # Store high YUYV \n\
"
#define SSE2_YUV422_UYVY_ALIGNED " \n\
movdqa (%1), %%xmm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%2), %%xmm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%3), %%xmm2 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
punpcklbw %%xmm2, %%xmm1 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
movdqa %%xmm1, %%xmm2 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
punpcklbw %%xmm0, %%xmm2 # y3 v1 y2 u1 y1 v0 y0 u0 \n\
movntdq %%xmm2, (%0) # Store low UYVY \n\
punpckhbw %%xmm0, %%xmm1 # y7 v3 y6 u3 y5 v2 y4 u2 \n\
movntdq %%xmm1, 16(%0) # Store high UYVY \n\
"
#define SSE2_YUV422_UYVY_UNALIGNED " \n\
movdqu (%1), %%xmm0 # Load 8 Y y7 y6 y5 y4 y3 y2 y1 y0 \n\
movq (%2), %%xmm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movq (%3), %%xmm2 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
prefetchnta (%0) # Tell CPU not to cache output YUYV data \n\
punpcklbw %%xmm2, %%xmm1 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
movdqa %%xmm1, %%xmm2 # v3 u3 v2 u2 v1 u1 v0 u0 \n\
punpcklbw %%xmm0, %%xmm2 # y3 v1 y2 u1 y1 v0 y0 u0 \n\
movdqu %%xmm2, (%0) # Store low UYVY \n\
punpckhbw %%xmm0, %%xmm1 # y7 v3 y6 u3 y5 v2 y4 u2 \n\
movdqu %%xmm1, 16(%0) # Store high UYVY \n\
"
#elif defined(HAVE_SSE2_INTRINSICS) #elif defined(HAVE_SSE2_INTRINSICS)
/* SSE2 intrinsics */ /* SSE2 intrinsics */
...@@ -110,7 +238,7 @@ movq %%mm1, 8(%0) # Store high UYVY \n\ ...@@ -110,7 +238,7 @@ movq %%mm1, 8(%0) # Store high UYVY \n\
#endif #endif
#elif defined (MODULE_NAME_IS_i422_yuy2) #endif
#define C_YUV422_YUYV( p_line, p_y, p_u, p_v ) \ #define C_YUV422_YUYV( p_line, p_y, p_u, p_v ) \
*(p_line)++ = *(p_y)++; \ *(p_line)++ = *(p_y)++; \
...@@ -136,5 +264,4 @@ movq %%mm1, 8(%0) # Store high UYVY \n\ ...@@ -136,5 +264,4 @@ movq %%mm1, 8(%0) # Store high UYVY \n\
*(p_line)++ = *(p_y); p_y += 2; \ *(p_line)++ = *(p_y); p_y += 2; \
*(p_line)++ = *(p_v) - 0x80; p_v += 2; \ *(p_line)++ = *(p_v) - 0x80; p_v += 2; \
#endif
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment