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Diffstat (limited to 'libswscale/x86/swscale_template.c')
-rw-r--r--libswscale/x86/swscale_template.c119
1 files changed, 97 insertions, 22 deletions
diff --git a/libswscale/x86/swscale_template.c b/libswscale/x86/swscale_template.c
index 0d5ba7ee69..a09de1892a 100644
--- a/libswscale/x86/swscale_template.c
+++ b/libswscale/x86/swscale_template.c
@@ -1,25 +1,26 @@
/*
- * Copyright (C) 2001-2003 Michael Niedermayer <michaelni@gmx.at>
+ * Copyright (C) 2001-2011 Michael Niedermayer <michaelni@gmx.at>
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#undef REAL_MOVNTQ
#undef MOVNTQ
+#undef MOVNTQ2
#undef PREFETCH
#if COMPILE_TEMPLATE_MMXEXT
@@ -30,11 +31,84 @@
#if COMPILE_TEMPLATE_MMXEXT
#define REAL_MOVNTQ(a,b) "movntq " #a ", " #b " \n\t"
+#define MOVNTQ2 "movntq "
#else
#define REAL_MOVNTQ(a,b) "movq " #a ", " #b " \n\t"
+#define MOVNTQ2 "movq "
#endif
#define MOVNTQ(a,b) REAL_MOVNTQ(a,b)
+#if !COMPILE_TEMPLATE_MMXEXT
+static av_always_inline void
+dither_8to16(const uint8_t *srcDither, int rot)
+{
+ if (rot) {
+ __asm__ volatile("pxor %%mm0, %%mm0\n\t"
+ "movq (%0), %%mm3\n\t"
+ "movq %%mm3, %%mm4\n\t"
+ "psrlq $24, %%mm3\n\t"
+ "psllq $40, %%mm4\n\t"
+ "por %%mm4, %%mm3\n\t"
+ "movq %%mm3, %%mm4\n\t"
+ "punpcklbw %%mm0, %%mm3\n\t"
+ "punpckhbw %%mm0, %%mm4\n\t"
+ :: "r"(srcDither)
+ );
+ } else {
+ __asm__ volatile("pxor %%mm0, %%mm0\n\t"
+ "movq (%0), %%mm3\n\t"
+ "movq %%mm3, %%mm4\n\t"
+ "punpcklbw %%mm0, %%mm3\n\t"
+ "punpckhbw %%mm0, %%mm4\n\t"
+ :: "r"(srcDither)
+ );
+ }
+}
+#endif
+
+static void RENAME(yuv2yuvX)(const int16_t *filter, int filterSize,
+ const int16_t **src, uint8_t *dest, int dstW,
+ const uint8_t *dither, int offset)
+{
+ dither_8to16(dither, offset);
+ __asm__ volatile(\
+ "psraw $4, %%mm3\n\t"
+ "psraw $4, %%mm4\n\t"
+ "movq %%mm3, %%mm6\n\t"
+ "movq %%mm4, %%mm7\n\t"
+ "movl %3, %%ecx\n\t"
+ "mov %0, %%"REG_d" \n\t"\
+ "mov (%%"REG_d"), %%"REG_S" \n\t"\
+ ".p2align 4 \n\t" /* FIXME Unroll? */\
+ "1: \n\t"\
+ "movq 8(%%"REG_d"), %%mm0 \n\t" /* filterCoeff */\
+ "movq (%%"REG_S", %%"REG_c", 2), %%mm2 \n\t" /* srcData */\
+ "movq 8(%%"REG_S", %%"REG_c", 2), %%mm5 \n\t" /* srcData */\
+ "add $16, %%"REG_d" \n\t"\
+ "mov (%%"REG_d"), %%"REG_S" \n\t"\
+ "test %%"REG_S", %%"REG_S" \n\t"\
+ "pmulhw %%mm0, %%mm2 \n\t"\
+ "pmulhw %%mm0, %%mm5 \n\t"\
+ "paddw %%mm2, %%mm3 \n\t"\
+ "paddw %%mm5, %%mm4 \n\t"\
+ " jnz 1b \n\t"\
+ "psraw $3, %%mm3 \n\t"\
+ "psraw $3, %%mm4 \n\t"\
+ "packuswb %%mm4, %%mm3 \n\t"
+ MOVNTQ2 " %%mm3, (%1, %%"REG_c")\n\t"
+ "add $8, %%"REG_c" \n\t"\
+ "cmp %2, %%"REG_c" \n\t"\
+ "movq %%mm6, %%mm3\n\t"
+ "movq %%mm7, %%mm4\n\t"
+ "mov %0, %%"REG_d" \n\t"\
+ "mov (%%"REG_d"), %%"REG_S" \n\t"\
+ "jb 1b \n\t"\
+ :: "g" (filter),
+ "r" (dest-offset), "g" ((x86_reg)(dstW+offset)), "m" (offset)
+ : "%"REG_d, "%"REG_S, "%"REG_c
+ );
+}
+
#define YSCALEYUV2PACKEDX_UV \
__asm__ volatile(\
"xor %%"REG_a", %%"REG_a" \n\t"\
@@ -260,7 +334,7 @@ static void RENAME(yuv2rgb32_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
YSCALEYUV2PACKEDX_ACCURATE
@@ -293,7 +367,7 @@ static void RENAME(yuv2rgb32_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
if (CONFIG_SWSCALE_ALPHA && c->alpPixBuf) {
YSCALEYUV2PACKEDX
@@ -350,7 +424,7 @@ static void RENAME(yuv2rgb565_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
@@ -374,7 +448,7 @@ static void RENAME(yuv2rgb565_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
@@ -427,7 +501,7 @@ static void RENAME(yuv2rgb555_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
@@ -451,7 +525,7 @@ static void RENAME(yuv2rgb555_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
@@ -584,7 +658,7 @@ static void RENAME(yuv2bgr24_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX_ACCURATE
YSCALEYUV2RGBX
@@ -608,7 +682,7 @@ static void RENAME(yuv2bgr24_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX
YSCALEYUV2RGBX
@@ -649,7 +723,7 @@ static void RENAME(yuv2yuyv422_X_ar)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX_ACCURATE
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
@@ -670,7 +744,7 @@ static void RENAME(yuv2yuyv422_X)(SwsContext *c, const int16_t *lumFilter,
{
x86_reg dummy=0;
x86_reg dstW_reg = dstW;
- x86_reg uv_off = c->uv_off_byte;
+ x86_reg uv_off = c->uv_offx2;
YSCALEYUV2PACKEDX
/* mm2=B, %%mm4=G, %%mm5=R, %%mm7=0 */
@@ -786,8 +860,8 @@ static void RENAME(yuv2rgb32_2)(SwsContext *c, const int16_t *buf[2],
: "%r8"
);
#else
- *(const uint16_t **)(&c->u_temp)=abuf0;
- *(const uint16_t **)(&c->v_temp)=abuf1;
+ c->u_temp=(intptr_t)abuf0;
+ c->v_temp=(intptr_t)abuf1;
__asm__ volatile(
"mov %%"REG_b", "ESP_OFFSET"(%5) \n\t"
"mov %4, %%"REG_b" \n\t"
@@ -1559,9 +1633,9 @@ static av_cold void RENAME(sws_init_swScale)(SwsContext *c)
{
enum AVPixelFormat dstFormat = c->dstFormat;
- if (!is16BPS(dstFormat) && !is9_OR_10BPS(dstFormat) &&
- dstFormat != AV_PIX_FMT_NV12 && dstFormat != AV_PIX_FMT_NV21) {
- if (!(c->flags & SWS_BITEXACT)) {
+ c->use_mmx_vfilter= 0;
+ if (!is16BPS(dstFormat) && !is9_OR_10BPS(dstFormat) && dstFormat != AV_PIX_FMT_NV12
+ && dstFormat != AV_PIX_FMT_NV21 && !(c->flags & SWS_BITEXACT)) {
if (c->flags & SWS_ACCURATE_RND) {
if (!(c->flags & SWS_FULL_CHR_H_INT)) {
switch (c->dstFormat) {
@@ -1574,6 +1648,8 @@ static av_cold void RENAME(sws_init_swScale)(SwsContext *c)
}
}
} else {
+ c->use_mmx_vfilter= 1;
+ c->yuv2planeX = RENAME(yuv2yuvX );
if (!(c->flags & SWS_FULL_CHR_H_INT)) {
switch (c->dstFormat) {
case AV_PIX_FMT_RGB32: c->yuv2packedX = RENAME(yuv2rgb32_X); break;
@@ -1585,7 +1661,6 @@ static av_cold void RENAME(sws_init_swScale)(SwsContext *c)
}
}
}
- }
if (!(c->flags & SWS_FULL_CHR_H_INT)) {
switch (c->dstFormat) {
case AV_PIX_FMT_RGB32:
@@ -1614,7 +1689,7 @@ static av_cold void RENAME(sws_init_swScale)(SwsContext *c)
}
}
- if (c->srcBpc == 8 && c->dstBpc <= 10) {
+ if (c->srcBpc == 8 && c->dstBpc <= 14) {
// Use the new MMX scaler if the MMX2 one can't be used (it is faster than the x86 ASM one).
#if COMPILE_TEMPLATE_MMXEXT
if (c->flags & SWS_FAST_BILINEAR && c->canMMX2BeUsed)
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