mirror of
https://git.videolan.org/git/ffmpeg.git
synced 2024-09-12 10:25:32 +02:00
Move fast bilinear scaler code to the existing h[yc]scale_fast() functions.
Originally committed as revision 30098 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
parent
bb53e1d188
commit
a1f4b4bb6e
@ -261,10 +261,10 @@ typedef struct SwsContext {
|
||||
const uint8_t *src1, const uint8_t *src2,
|
||||
long width, uint32_t *pal); ///< Unscaled conversion of chroma planes to YV12 for horizontal scaler.
|
||||
void (*hyscale_fast)(struct SwsContext *c,
|
||||
int16_t *dst, int dstWidth,
|
||||
int16_t *dst, long dstWidth,
|
||||
const uint8_t *src, int srcW, int xInc);
|
||||
void (*hcscale_fast)(struct SwsContext *c,
|
||||
int16_t *dst, int dstWidth,
|
||||
int16_t *dst, long dstWidth,
|
||||
const uint8_t *src1, const uint8_t *src2,
|
||||
int srcW, int xInc);
|
||||
|
||||
|
@ -2259,9 +2259,116 @@ static void RENAME(lumRangeFromJpeg)(uint16_t *dst, int width)
|
||||
"shrl $9, %%esi \n\t" \
|
||||
|
||||
static inline void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
|
||||
int dstWidth, const uint8_t *src, int srcW,
|
||||
long dstWidth, const uint8_t *src, int srcW,
|
||||
int xInc)
|
||||
{
|
||||
#if ARCH_X86 && CONFIG_GPL
|
||||
#if COMPILE_TEMPLATE_MMX2
|
||||
int32_t *mmx2FilterPos = c->lumMmx2FilterPos;
|
||||
int16_t *mmx2Filter = c->lumMmx2Filter;
|
||||
int canMMX2BeUsed = c->canMMX2BeUsed;
|
||||
void *mmx2FilterCode= c->lumMmx2FilterCode;
|
||||
int i;
|
||||
#if defined(PIC)
|
||||
DECLARE_ALIGNED(8, uint64_t, ebxsave);
|
||||
#endif
|
||||
if (canMMX2BeUsed) {
|
||||
__asm__ volatile(
|
||||
#if defined(PIC)
|
||||
"mov %%"REG_b", %5 \n\t"
|
||||
#endif
|
||||
"pxor %%mm7, %%mm7 \n\t"
|
||||
"mov %0, %%"REG_c" \n\t"
|
||||
"mov %1, %%"REG_D" \n\t"
|
||||
"mov %2, %%"REG_d" \n\t"
|
||||
"mov %3, %%"REG_b" \n\t"
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
PREFETCH" (%%"REG_c") \n\t"
|
||||
PREFETCH" 32(%%"REG_c") \n\t"
|
||||
PREFETCH" 64(%%"REG_c") \n\t"
|
||||
|
||||
#if ARCH_X86_64
|
||||
|
||||
#define CALL_MMX2_FILTER_CODE \
|
||||
"movl (%%"REG_b"), %%esi \n\t"\
|
||||
"call *%4 \n\t"\
|
||||
"movl (%%"REG_b", %%"REG_a"), %%esi \n\t"\
|
||||
"add %%"REG_S", %%"REG_c" \n\t"\
|
||||
"add %%"REG_a", %%"REG_D" \n\t"\
|
||||
"xor %%"REG_a", %%"REG_a" \n\t"\
|
||||
|
||||
#else
|
||||
|
||||
#define CALL_MMX2_FILTER_CODE \
|
||||
"movl (%%"REG_b"), %%esi \n\t"\
|
||||
"call *%4 \n\t"\
|
||||
"addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\
|
||||
"add %%"REG_a", %%"REG_D" \n\t"\
|
||||
"xor %%"REG_a", %%"REG_a" \n\t"\
|
||||
|
||||
#endif /* ARCH_X86_64 */
|
||||
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
|
||||
#if defined(PIC)
|
||||
"mov %5, %%"REG_b" \n\t"
|
||||
#endif
|
||||
:: "m" (src), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
|
||||
"m" (mmx2FilterCode)
|
||||
#if defined(PIC)
|
||||
,"m" (ebxsave)
|
||||
#endif
|
||||
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
|
||||
#if !defined(PIC)
|
||||
,"%"REG_b
|
||||
#endif
|
||||
);
|
||||
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) dst[i] = src[srcW-1]*128;
|
||||
} else {
|
||||
#endif /* COMPILE_TEMPLATE_MMX2 */
|
||||
x86_reg xInc_shr16 = xInc >> 16;
|
||||
uint16_t xInc_mask = xInc & 0xffff;
|
||||
//NO MMX just normal asm ...
|
||||
__asm__ volatile(
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
"xor %%"REG_d", %%"REG_d" \n\t" // xx
|
||||
"xorl %%ecx, %%ecx \n\t" // xalpha
|
||||
ASMALIGN(4)
|
||||
"1: \n\t"
|
||||
"movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
|
||||
"movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
|
||||
FAST_BILINEAR_X86
|
||||
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
|
||||
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
|
||||
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
|
||||
|
||||
"movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
|
||||
"movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
|
||||
FAST_BILINEAR_X86
|
||||
"movw %%si, 2(%%"REG_D", %%"REG_a", 2) \n\t"
|
||||
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
|
||||
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
|
||||
|
||||
|
||||
"add $2, %%"REG_a" \n\t"
|
||||
"cmp %2, %%"REG_a" \n\t"
|
||||
" jb 1b \n\t"
|
||||
|
||||
|
||||
:: "r" (src), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask)
|
||||
: "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
|
||||
);
|
||||
#if COMPILE_TEMPLATE_MMX2
|
||||
} //if MMX2 can't be used
|
||||
#endif
|
||||
#else
|
||||
int i;
|
||||
unsigned int xpos=0;
|
||||
for (i=0;i<dstWidth;i++) {
|
||||
@ -2270,6 +2377,7 @@ static inline void RENAME(hyscale_fast)(SwsContext *c, int16_t *dst,
|
||||
dst[i]= (src[xx]<<7) + (src[xx+1] - src[xx])*xalpha;
|
||||
xpos+=xInc;
|
||||
}
|
||||
#endif /* ARCH_X86 */
|
||||
}
|
||||
|
||||
// *** horizontal scale Y line to temp buffer
|
||||
@ -2279,10 +2387,6 @@ static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth,
|
||||
enum PixelFormat srcFormat, uint8_t *formatConvBuffer,
|
||||
uint32_t *pal, int isAlpha)
|
||||
{
|
||||
int32_t av_unused *mmx2FilterPos = c->lumMmx2FilterPos;
|
||||
int16_t av_unused *mmx2Filter = c->lumMmx2Filter;
|
||||
int av_unused canMMX2BeUsed = c->canMMX2BeUsed;
|
||||
void av_unused *mmx2FilterCode= c->lumMmx2FilterCode;
|
||||
void (*toYV12)(uint8_t *, const uint8_t *, long, uint32_t *) = isAlpha ? c->alpToYV12 : c->lumToYV12;
|
||||
void (*convertRange)(uint16_t *, int) = isAlpha ? NULL : c->lumConvertRange;
|
||||
|
||||
@ -2297,111 +2401,7 @@ static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth,
|
||||
{
|
||||
c->hScale(dst, dstWidth, src, srcW, xInc, hLumFilter, hLumFilterPos, hLumFilterSize);
|
||||
} else { // fast bilinear upscale / crap downscale
|
||||
#if ARCH_X86 && CONFIG_GPL
|
||||
#if COMPILE_TEMPLATE_MMX2
|
||||
int i;
|
||||
#if defined(PIC)
|
||||
DECLARE_ALIGNED(8, uint64_t, ebxsave);
|
||||
#endif
|
||||
if (canMMX2BeUsed) {
|
||||
__asm__ volatile(
|
||||
#if defined(PIC)
|
||||
"mov %%"REG_b", %5 \n\t"
|
||||
#endif
|
||||
"pxor %%mm7, %%mm7 \n\t"
|
||||
"mov %0, %%"REG_c" \n\t"
|
||||
"mov %1, %%"REG_D" \n\t"
|
||||
"mov %2, %%"REG_d" \n\t"
|
||||
"mov %3, %%"REG_b" \n\t"
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
PREFETCH" (%%"REG_c") \n\t"
|
||||
PREFETCH" 32(%%"REG_c") \n\t"
|
||||
PREFETCH" 64(%%"REG_c") \n\t"
|
||||
|
||||
#if ARCH_X86_64
|
||||
|
||||
#define CALL_MMX2_FILTER_CODE \
|
||||
"movl (%%"REG_b"), %%esi \n\t"\
|
||||
"call *%4 \n\t"\
|
||||
"movl (%%"REG_b", %%"REG_a"), %%esi \n\t"\
|
||||
"add %%"REG_S", %%"REG_c" \n\t"\
|
||||
"add %%"REG_a", %%"REG_D" \n\t"\
|
||||
"xor %%"REG_a", %%"REG_a" \n\t"\
|
||||
|
||||
#else
|
||||
|
||||
#define CALL_MMX2_FILTER_CODE \
|
||||
"movl (%%"REG_b"), %%esi \n\t"\
|
||||
"call *%4 \n\t"\
|
||||
"addl (%%"REG_b", %%"REG_a"), %%"REG_c" \n\t"\
|
||||
"add %%"REG_a", %%"REG_D" \n\t"\
|
||||
"xor %%"REG_a", %%"REG_a" \n\t"\
|
||||
|
||||
#endif /* ARCH_X86_64 */
|
||||
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
|
||||
#if defined(PIC)
|
||||
"mov %5, %%"REG_b" \n\t"
|
||||
#endif
|
||||
:: "m" (src), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
|
||||
"m" (mmx2FilterCode)
|
||||
#if defined(PIC)
|
||||
,"m" (ebxsave)
|
||||
#endif
|
||||
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
|
||||
#if !defined(PIC)
|
||||
,"%"REG_b
|
||||
#endif
|
||||
);
|
||||
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) dst[i] = src[srcW-1]*128;
|
||||
} else {
|
||||
#endif /* COMPILE_TEMPLATE_MMX2 */
|
||||
x86_reg xInc_shr16 = xInc >> 16;
|
||||
uint16_t xInc_mask = xInc & 0xffff;
|
||||
//NO MMX just normal asm ...
|
||||
__asm__ volatile(
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
"xor %%"REG_d", %%"REG_d" \n\t" // xx
|
||||
"xorl %%ecx, %%ecx \n\t" // xalpha
|
||||
ASMALIGN(4)
|
||||
"1: \n\t"
|
||||
"movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
|
||||
"movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
|
||||
FAST_BILINEAR_X86
|
||||
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
|
||||
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
|
||||
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
|
||||
|
||||
"movzbl (%0, %%"REG_d"), %%edi \n\t" //src[xx]
|
||||
"movzbl 1(%0, %%"REG_d"), %%esi \n\t" //src[xx+1]
|
||||
FAST_BILINEAR_X86
|
||||
"movw %%si, 2(%%"REG_D", %%"REG_a", 2) \n\t"
|
||||
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
|
||||
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
|
||||
|
||||
|
||||
"add $2, %%"REG_a" \n\t"
|
||||
"cmp %2, %%"REG_a" \n\t"
|
||||
" jb 1b \n\t"
|
||||
|
||||
|
||||
:: "r" (src), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask)
|
||||
: "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
|
||||
);
|
||||
#if COMPILE_TEMPLATE_MMX2
|
||||
} //if MMX2 can't be used
|
||||
#endif
|
||||
#else
|
||||
c->hyscale_fast(c, dst, dstWidth, src, srcW, xInc);
|
||||
#endif /* ARCH_X86 */
|
||||
}
|
||||
|
||||
if (convertRange)
|
||||
@ -2409,9 +2409,110 @@ static inline void RENAME(hyscale)(SwsContext *c, uint16_t *dst, long dstWidth,
|
||||
}
|
||||
|
||||
static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst,
|
||||
int dstWidth, const uint8_t *src1,
|
||||
long dstWidth, const uint8_t *src1,
|
||||
const uint8_t *src2, int srcW, int xInc)
|
||||
{
|
||||
#if ARCH_X86 && CONFIG_GPL
|
||||
#if COMPILE_TEMPLATE_MMX2
|
||||
int32_t *mmx2FilterPos = c->chrMmx2FilterPos;
|
||||
int16_t *mmx2Filter = c->chrMmx2Filter;
|
||||
int canMMX2BeUsed = c->canMMX2BeUsed;
|
||||
void *mmx2FilterCode= c->chrMmx2FilterCode;
|
||||
int i;
|
||||
#if defined(PIC)
|
||||
DECLARE_ALIGNED(8, uint64_t, ebxsave);
|
||||
#endif
|
||||
if (canMMX2BeUsed) {
|
||||
__asm__ volatile(
|
||||
#if defined(PIC)
|
||||
"mov %%"REG_b", %6 \n\t"
|
||||
#endif
|
||||
"pxor %%mm7, %%mm7 \n\t"
|
||||
"mov %0, %%"REG_c" \n\t"
|
||||
"mov %1, %%"REG_D" \n\t"
|
||||
"mov %2, %%"REG_d" \n\t"
|
||||
"mov %3, %%"REG_b" \n\t"
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
PREFETCH" (%%"REG_c") \n\t"
|
||||
PREFETCH" 32(%%"REG_c") \n\t"
|
||||
PREFETCH" 64(%%"REG_c") \n\t"
|
||||
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
"mov %5, %%"REG_c" \n\t" // src
|
||||
"mov %1, %%"REG_D" \n\t" // buf1
|
||||
"add $"AV_STRINGIFY(VOF)", %%"REG_D" \n\t"
|
||||
PREFETCH" (%%"REG_c") \n\t"
|
||||
PREFETCH" 32(%%"REG_c") \n\t"
|
||||
PREFETCH" 64(%%"REG_c") \n\t"
|
||||
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
|
||||
#if defined(PIC)
|
||||
"mov %6, %%"REG_b" \n\t"
|
||||
#endif
|
||||
:: "m" (src1), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
|
||||
"m" (mmx2FilterCode), "m" (src2)
|
||||
#if defined(PIC)
|
||||
,"m" (ebxsave)
|
||||
#endif
|
||||
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
|
||||
#if !defined(PIC)
|
||||
,"%"REG_b
|
||||
#endif
|
||||
);
|
||||
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) {
|
||||
//printf("%d %d %d\n", dstWidth, i, srcW);
|
||||
dst[i] = src1[srcW-1]*128;
|
||||
dst[i+VOFW] = src2[srcW-1]*128;
|
||||
}
|
||||
} else {
|
||||
#endif /* COMPILE_TEMPLATE_MMX2 */
|
||||
x86_reg xInc_shr16 = (x86_reg) (xInc >> 16);
|
||||
uint16_t xInc_mask = xInc & 0xffff;
|
||||
__asm__ volatile(
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
"xor %%"REG_d", %%"REG_d" \n\t" // xx
|
||||
"xorl %%ecx, %%ecx \n\t" // xalpha
|
||||
ASMALIGN(4)
|
||||
"1: \n\t"
|
||||
"mov %0, %%"REG_S" \n\t"
|
||||
"movzbl (%%"REG_S", %%"REG_d"), %%edi \n\t" //src[xx]
|
||||
"movzbl 1(%%"REG_S", %%"REG_d"), %%esi \n\t" //src[xx+1]
|
||||
FAST_BILINEAR_X86
|
||||
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
|
||||
|
||||
"movzbl (%5, %%"REG_d"), %%edi \n\t" //src[xx]
|
||||
"movzbl 1(%5, %%"REG_d"), %%esi \n\t" //src[xx+1]
|
||||
FAST_BILINEAR_X86
|
||||
"movw %%si, "AV_STRINGIFY(VOF)"(%%"REG_D", %%"REG_a", 2) \n\t"
|
||||
|
||||
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
|
||||
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
|
||||
"add $1, %%"REG_a" \n\t"
|
||||
"cmp %2, %%"REG_a" \n\t"
|
||||
" jb 1b \n\t"
|
||||
|
||||
/* GCC 3.3 makes MPlayer crash on IA-32 machines when using "g" operand here,
|
||||
which is needed to support GCC 4.0. */
|
||||
#if ARCH_X86_64 && AV_GCC_VERSION_AT_LEAST(3,4)
|
||||
:: "m" (src1), "m" (dst), "g" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
|
||||
#else
|
||||
:: "m" (src1), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
|
||||
#endif
|
||||
"r" (src2)
|
||||
: "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
|
||||
);
|
||||
#if COMPILE_TEMPLATE_MMX2
|
||||
} //if MMX2 can't be used
|
||||
#endif
|
||||
#else
|
||||
int i;
|
||||
unsigned int xpos=0;
|
||||
for (i=0;i<dstWidth;i++) {
|
||||
@ -2425,6 +2526,7 @@ static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst,
|
||||
*/
|
||||
xpos+=xInc;
|
||||
}
|
||||
#endif /* ARCH_X86 */
|
||||
}
|
||||
|
||||
inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth, const uint8_t *src1, const uint8_t *src2,
|
||||
@ -2433,10 +2535,6 @@ inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth,
|
||||
enum PixelFormat srcFormat, uint8_t *formatConvBuffer,
|
||||
uint32_t *pal)
|
||||
{
|
||||
int32_t av_unused *mmx2FilterPos = c->chrMmx2FilterPos;
|
||||
int16_t av_unused *mmx2Filter = c->chrMmx2Filter;
|
||||
int av_unused canMMX2BeUsed = c->canMMX2BeUsed;
|
||||
void av_unused *mmx2FilterCode= c->chrMmx2FilterCode;
|
||||
|
||||
src1 += c->chrSrcOffset;
|
||||
src2 += c->chrSrcOffset;
|
||||
@ -2452,105 +2550,7 @@ inline static void RENAME(hcscale)(SwsContext *c, uint16_t *dst, long dstWidth,
|
||||
c->hScale(dst , dstWidth, src1, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
|
||||
c->hScale(dst+VOFW, dstWidth, src2, srcW, xInc, hChrFilter, hChrFilterPos, hChrFilterSize);
|
||||
} else { // fast bilinear upscale / crap downscale
|
||||
#if ARCH_X86 && CONFIG_GPL
|
||||
#if COMPILE_TEMPLATE_MMX2
|
||||
int i;
|
||||
#if defined(PIC)
|
||||
DECLARE_ALIGNED(8, uint64_t, ebxsave);
|
||||
#endif
|
||||
if (canMMX2BeUsed) {
|
||||
__asm__ volatile(
|
||||
#if defined(PIC)
|
||||
"mov %%"REG_b", %6 \n\t"
|
||||
#endif
|
||||
"pxor %%mm7, %%mm7 \n\t"
|
||||
"mov %0, %%"REG_c" \n\t"
|
||||
"mov %1, %%"REG_D" \n\t"
|
||||
"mov %2, %%"REG_d" \n\t"
|
||||
"mov %3, %%"REG_b" \n\t"
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
PREFETCH" (%%"REG_c") \n\t"
|
||||
PREFETCH" 32(%%"REG_c") \n\t"
|
||||
PREFETCH" 64(%%"REG_c") \n\t"
|
||||
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
"mov %5, %%"REG_c" \n\t" // src
|
||||
"mov %1, %%"REG_D" \n\t" // buf1
|
||||
"add $"AV_STRINGIFY(VOF)", %%"REG_D" \n\t"
|
||||
PREFETCH" (%%"REG_c") \n\t"
|
||||
PREFETCH" 32(%%"REG_c") \n\t"
|
||||
PREFETCH" 64(%%"REG_c") \n\t"
|
||||
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
CALL_MMX2_FILTER_CODE
|
||||
|
||||
#if defined(PIC)
|
||||
"mov %6, %%"REG_b" \n\t"
|
||||
#endif
|
||||
:: "m" (src1), "m" (dst), "m" (mmx2Filter), "m" (mmx2FilterPos),
|
||||
"m" (mmx2FilterCode), "m" (src2)
|
||||
#if defined(PIC)
|
||||
,"m" (ebxsave)
|
||||
#endif
|
||||
: "%"REG_a, "%"REG_c, "%"REG_d, "%"REG_S, "%"REG_D
|
||||
#if !defined(PIC)
|
||||
,"%"REG_b
|
||||
#endif
|
||||
);
|
||||
for (i=dstWidth-1; (i*xInc)>>16 >=srcW-1; i--) {
|
||||
//printf("%d %d %d\n", dstWidth, i, srcW);
|
||||
dst[i] = src1[srcW-1]*128;
|
||||
dst[i+VOFW] = src2[srcW-1]*128;
|
||||
}
|
||||
} else {
|
||||
#endif /* COMPILE_TEMPLATE_MMX2 */
|
||||
x86_reg xInc_shr16 = (x86_reg) (xInc >> 16);
|
||||
uint16_t xInc_mask = xInc & 0xffff;
|
||||
__asm__ volatile(
|
||||
"xor %%"REG_a", %%"REG_a" \n\t" // i
|
||||
"xor %%"REG_d", %%"REG_d" \n\t" // xx
|
||||
"xorl %%ecx, %%ecx \n\t" // xalpha
|
||||
ASMALIGN(4)
|
||||
"1: \n\t"
|
||||
"mov %0, %%"REG_S" \n\t"
|
||||
"movzbl (%%"REG_S", %%"REG_d"), %%edi \n\t" //src[xx]
|
||||
"movzbl 1(%%"REG_S", %%"REG_d"), %%esi \n\t" //src[xx+1]
|
||||
FAST_BILINEAR_X86
|
||||
"movw %%si, (%%"REG_D", %%"REG_a", 2) \n\t"
|
||||
|
||||
"movzbl (%5, %%"REG_d"), %%edi \n\t" //src[xx]
|
||||
"movzbl 1(%5, %%"REG_d"), %%esi \n\t" //src[xx+1]
|
||||
FAST_BILINEAR_X86
|
||||
"movw %%si, "AV_STRINGIFY(VOF)"(%%"REG_D", %%"REG_a", 2) \n\t"
|
||||
|
||||
"addw %4, %%cx \n\t" //xalpha += xInc&0xFFFF
|
||||
"adc %3, %%"REG_d" \n\t" //xx+= xInc>>16 + carry
|
||||
"add $1, %%"REG_a" \n\t"
|
||||
"cmp %2, %%"REG_a" \n\t"
|
||||
" jb 1b \n\t"
|
||||
|
||||
/* GCC 3.3 makes MPlayer crash on IA-32 machines when using "g" operand here,
|
||||
which is needed to support GCC 4.0. */
|
||||
#if ARCH_X86_64 && AV_GCC_VERSION_AT_LEAST(3,4)
|
||||
:: "m" (src1), "m" (dst), "g" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
|
||||
#else
|
||||
:: "m" (src1), "m" (dst), "m" (dstWidth), "m" (xInc_shr16), "m" (xInc_mask),
|
||||
#endif
|
||||
"r" (src2)
|
||||
: "%"REG_a, "%"REG_d, "%ecx", "%"REG_D, "%esi"
|
||||
);
|
||||
#if COMPILE_TEMPLATE_MMX2
|
||||
} //if MMX2 can't be used
|
||||
#endif
|
||||
#else
|
||||
c->hcscale_fast(c, dst, dstWidth, src1, src2, srcW, xInc);
|
||||
#endif /* ARCH_X86 */
|
||||
}
|
||||
|
||||
if (c->chrConvertRange)
|
||||
|
Loading…
Reference in New Issue
Block a user