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vlc-1.1
Commit ebd16b8d authored by Sam Hocevar's avatar Sam Hocevar
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  * ./plugins/mga/mga.c: pipeline and cache optimizations.
parent 0d65984a
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plugins/mga/mga.c
View file @ ebd16b8d
......@@ -2,7 +2,7 @@
* mga.c : Matrox Graphic Array plugin for vlc
*****************************************************************************
* Copyright (C) 2000, 2001 VideoLAN
* $Id: mga.c,v 1.13 2002/01/06 17:18:12 sam Exp $
* $Id: mga.c,v 1.14 2002/01/06 18:01:58 sam Exp $
*
* Authors: Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
* Samuel Hocevar <sam@zoy.org>
......@@ -69,7 +69,7 @@ MODULE_INIT_START
SET_DESCRIPTION( "Matrox Graphic Array video module" )
ADD_CAPABILITY( VOUT, 10 )
ADD_SHORTCUT( "mga" )
#else
#elif defined( MODULE_NAME_IS_mgammx )
SET_DESCRIPTION( "MMX-accelerated Matrox Graphic Array video module" )
ADD_CAPABILITY( VOUT, 11 )
ADD_SHORTCUT( "mgammx" )
......@@ -398,28 +398,26 @@ static void vout_Render( vout_thread_t *p_vout, picture_t *p_pic )
*p_dest++ = *p_cr++; *p_dest++ = *p_cb++;
*p_dest++ = *p_cr++; *p_dest++ = *p_cb++;
*p_dest++ = *p_cr++; *p_dest++ = *p_cb++;
#else
# define MMX_MERGECBCR " \n\
movd (%0), %%mm0 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movd (%1), %%mm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
punpcklbw %%mm1, %%mm0 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movq %%mm0, (%2) # Store CrCb \n\
movd 4(%0), %%mm0 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movd 4(%1), %%mm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
punpcklbw %%mm1, %%mm0 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movq %%mm0, 8(%2) # Store CrCb \n\
movd 8(%0), %%mm0 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movd 8(%1), %%mm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
punpcklbw %%mm1, %%mm0 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movq %%mm0, 16(%2) # Store CrCb \n\
movd 16(%0), %%mm0 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movd 16(%1), %%mm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
punpcklbw %%mm1, %%mm0 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movq %%mm0, 32(%2) # Store CrCb \n\
"
__asm__( ".align 8" MMX_MERGECBCR
: : "r" (p_cr), "r" (p_cb), "r" (p_dest) );
#elif defined( MODULE_NAME_IS_mgammx )
__asm__( ".align 32 \n\
movd (%0), %%mm0 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movd 4(%0), %%mm2 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movd 8(%0), %%mm4 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movd 12(%0), %%mm6 # Load 4 Cr 00 00 00 00 v3 v2 v1 v0 \n\
movd (%1), %%mm1 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movd 4(%1), %%mm3 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movd 8(%1), %%mm5 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
movd 12(%1), %%mm7 # Load 4 Cb 00 00 00 00 u3 u2 u1 u0 \n\
punpcklbw %%mm1, %%mm0 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
punpcklbw %%mm3, %%mm2 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
punpcklbw %%mm5, %%mm4 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
punpcklbw %%mm7, %%mm6 # u3 v3 u2 v2 u1 v1 u0 v0 \n\
movq %%mm0, (%2) # Store CrCb \n\
movq %%mm2, 8(%2) # Store CrCb \n\
movq %%mm4, 16(%2) # Store CrCb \n\
movq %%mm6, 24(%2) # Store CrCb"
: : "r" (p_cr), "r" (p_cb), "r" (p_dest) );
p_cr += 16; p_cb += 16; p_dest += 32;
#endif
}
......
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