rgb32tobgr32 / bgr32torgb32
Originally committed as revision 2756 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
This commit is contained in:
Michael Niedermayer
parent
3fe8e8f068
commit
9996924345
@ -13,6 +13,9 @@
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#include "../mmx_defs.h"
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#ifdef HAVE_MMX
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static const uint64_t mask32b __attribute__((aligned(8))) = 0x000000FF000000FFULL;
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static const uint64_t mask32g __attribute__((aligned(8))) = 0x0000FF000000FF00ULL;
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static const uint64_t mask32r __attribute__((aligned(8))) = 0x00FF000000FF0000ULL;
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static const uint64_t mask32 __attribute__((aligned(8))) = 0x00FFFFFF00FFFFFFULL;
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static const uint64_t mask24l __attribute__((aligned(8))) = 0x0000000000FFFFFFULL;
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static const uint64_t mask24h __attribute__((aligned(8))) = 0x0000FFFFFF000000ULL;
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@ -28,6 +31,20 @@ static const uint64_t blue_16mask __attribute__((aligned(8))) = 0x0000001f000000
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static const uint64_t red_15mask __attribute__((aligned(8))) = 0x00007c000000f800ULL;
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static const uint64_t green_15mask __attribute__((aligned(8)))= 0x000003e0000007e0ULL;
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static const uint64_t blue_15mask __attribute__((aligned(8))) = 0x0000001f0000001fULL;
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#if 0
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static volatile uint64_t __attribute__((aligned(8))) b5Dither;
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static volatile uint64_t __attribute__((aligned(8))) g5Dither;
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static volatile uint64_t __attribute__((aligned(8))) g6Dither;
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static volatile uint64_t __attribute__((aligned(8))) r5Dither;
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static uint64_t __attribute__((aligned(8))) dither4[2]={
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0x0103010301030103LL,
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0x0200020002000200LL,};
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static uint64_t __attribute__((aligned(8))) dither8[2]={
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0x0602060206020602LL,
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0x0004000400040004LL,};
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#endif
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#endif
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void rgb24to32(const uint8_t *src,uint8_t *dst,unsigned src_size)
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@ -561,6 +578,43 @@ void palette8torgb15(const uint8_t *src, uint8_t *dst, unsigned num_pixels, cons
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for(i=0; i<num_pixels; i++)
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((uint16_t *)dst)[i] = ((uint16_t *)palette)[ src[i] ];
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}
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void rgb32tobgr32(const uint8_t *src, uint8_t *dst, unsigned int src_size)
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{
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int num_pixels= src_size >> 2;
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#ifdef HAVE_MMX
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asm volatile (
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"xorl %%eax, %%eax \n\t"
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"1: \n\t"
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PREFETCH" 32(%0, %%eax) \n\t"
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"movq (%0, %%eax), %%mm0 \n\t"
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"movq %%mm0, %%mm1 \n\t"
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"movq %%mm0, %%mm2 \n\t"
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"pslld $16, %%mm0 \n\t"
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"psrld $16, %%mm1 \n\t"
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"pand mask32r, %%mm0 \n\t"
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"pand mask32g, %%mm2 \n\t"
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"pand mask32b, %%mm1 \n\t"
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"por %%mm0, %%mm2 \n\t"
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"por %%mm1, %%mm2 \n\t"
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MOVNTQ" %%mm2, (%1, %%eax) \n\t"
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"addl $2, %%eax \n\t"
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"cmpl %2, %%eax \n\t"
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" jb 1b \n\t"
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:: "r" (src), "r"(dst), "r" (num_pixels)
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: "%eax"
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);
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#else
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int i;
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for(i=0; i<num_pixels; i++)
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{
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dst[4*i + 0] = src[4*i + 2];
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dst[4*i + 1] = src[4*i + 1];
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dst[4*i + 2] = src[4*i + 0];
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}
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#endif
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}
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/**
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*
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* height should be a multiple of 2 and width should be a multiple of 16 (if this is a
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@ -13,6 +13,9 @@
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#include "../mmx_defs.h"
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#ifdef HAVE_MMX
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static const uint64_t mask32b __attribute__((aligned(8))) = 0x000000FF000000FFULL;
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static const uint64_t mask32g __attribute__((aligned(8))) = 0x0000FF000000FF00ULL;
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static const uint64_t mask32r __attribute__((aligned(8))) = 0x00FF000000FF0000ULL;
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static const uint64_t mask32 __attribute__((aligned(8))) = 0x00FFFFFF00FFFFFFULL;
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static const uint64_t mask24l __attribute__((aligned(8))) = 0x0000000000FFFFFFULL;
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static const uint64_t mask24h __attribute__((aligned(8))) = 0x0000FFFFFF000000ULL;
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@ -28,6 +31,20 @@ static const uint64_t blue_16mask __attribute__((aligned(8))) = 0x0000001f000000
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static const uint64_t red_15mask __attribute__((aligned(8))) = 0x00007c000000f800ULL;
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static const uint64_t green_15mask __attribute__((aligned(8)))= 0x000003e0000007e0ULL;
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static const uint64_t blue_15mask __attribute__((aligned(8))) = 0x0000001f0000001fULL;
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#if 0
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static volatile uint64_t __attribute__((aligned(8))) b5Dither;
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static volatile uint64_t __attribute__((aligned(8))) g5Dither;
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static volatile uint64_t __attribute__((aligned(8))) g6Dither;
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static volatile uint64_t __attribute__((aligned(8))) r5Dither;
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static uint64_t __attribute__((aligned(8))) dither4[2]={
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0x0103010301030103LL,
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0x0200020002000200LL,};
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static uint64_t __attribute__((aligned(8))) dither8[2]={
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0x0602060206020602LL,
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0x0004000400040004LL,};
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#endif
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#endif
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void rgb24to32(const uint8_t *src,uint8_t *dst,unsigned src_size)
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@ -561,6 +578,43 @@ void palette8torgb15(const uint8_t *src, uint8_t *dst, unsigned num_pixels, cons
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for(i=0; i<num_pixels; i++)
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((uint16_t *)dst)[i] = ((uint16_t *)palette)[ src[i] ];
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}
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void rgb32tobgr32(const uint8_t *src, uint8_t *dst, unsigned int src_size)
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{
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int num_pixels= src_size >> 2;
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#ifdef HAVE_MMX
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asm volatile (
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"xorl %%eax, %%eax \n\t"
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"1: \n\t"
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PREFETCH" 32(%0, %%eax) \n\t"
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"movq (%0, %%eax), %%mm0 \n\t"
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"movq %%mm0, %%mm1 \n\t"
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"movq %%mm0, %%mm2 \n\t"
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"pslld $16, %%mm0 \n\t"
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"psrld $16, %%mm1 \n\t"
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"pand mask32r, %%mm0 \n\t"
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"pand mask32g, %%mm2 \n\t"
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"pand mask32b, %%mm1 \n\t"
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"por %%mm0, %%mm2 \n\t"
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"por %%mm1, %%mm2 \n\t"
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MOVNTQ" %%mm2, (%1, %%eax) \n\t"
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"addl $2, %%eax \n\t"
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"cmpl %2, %%eax \n\t"
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" jb 1b \n\t"
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:: "r" (src), "r"(dst), "r" (num_pixels)
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: "%eax"
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);
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#else
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int i;
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for(i=0; i<num_pixels; i++)
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{
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dst[4*i + 0] = src[4*i + 2];
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dst[4*i + 1] = src[4*i + 1];
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dst[4*i + 2] = src[4*i + 0];
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}
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#endif
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}
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/**
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*
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* height should be a multiple of 2 and width should be a multiple of 16 (if this is a
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