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Code Issues Releases Activity

swscale: decide whether to use yuv2plane1/X on a per-plane basis.

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This commit is contained in:
Ronald S. Bultje 2011-10-05 07:37:24 -07:00
parent f99654d470
commit 109f62e8f8
2 changed files with 112 additions and 79 deletions
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184
libswscale/swscale.c
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@ -195,18 +195,31 @@ DECLARE_ALIGNED(8, const uint8_t, dither_8x8_128)[8][8] = {
DECLARE_ALIGNED(8, const uint8_t, ff_sws_pb_64)[8] =
{ 64, 64, 64, 64, 64, 64, 64, 64 };
static av_always_inline void
yuv2yuvX16_c_template(const int16_t *filter, int filterSize,
const int32_t **src, uint16_t *dest, int dstW,
int big_endian, int output_bits)
{
#define output_pixel(pos, val) \
#define output_pixel(pos, val, bias, signedness) \
if (big_endian) { \
AV_WB16(pos, 0x8000 + av_clip_int16(val >> shift)); \
AV_WB16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
} else { \
AV_WL16(pos, 0x8000 + av_clip_int16(val >> shift)); \
AV_WL16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \
}
static av_always_inline void
yuv2plane1_16_c_template(const int32_t *src, uint16_t *dest, int dstW,
int big_endian, int output_bits)
{
int i;
int shift = 19 - output_bits;
for (i = 0; i < dstW; i++) {
int val = src[i] + (1 << (shift - 1));
output_pixel(&dest[i], val, 0, uint);
}
}
static av_always_inline void
yuv2planeX_16_c_template(const int16_t *filter, int filterSize,
const int32_t **src, uint16_t *dest, int dstW,
int big_endian, int output_bits)
{
int i;
int shift = 15 + 16 - output_bits;
@ -223,11 +236,12 @@ yuv2yuvX16_c_template(const int16_t *filter, int filterSize,
for (j = 0; j < filterSize; j++)
val += src[j][i] * filter[j];
output_pixel(&dest[i], val);
output_pixel(&dest[i], val, 0x8000, int);
}
#undef output_pixel
}
#undef output_pixel
#define output_pixel(pos, val) \
if (big_endian) { \
AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \
@ -236,9 +250,22 @@ yuv2yuvX16_c_template(const int16_t *filter, int filterSize,
}
static av_always_inline void
yuv2yuvX10_c_template(const int16_t *filter, int filterSize,
const int16_t **src, uint16_t *dest, int dstW,
int big_endian, int output_bits)
yuv2plane1_10_c_template(const int16_t *src, uint16_t *dest, int dstW,
int big_endian, int output_bits)
{
int i;
int shift = 15 - output_bits;
for (i = 0; i < dstW; i++) {
int val = src[i] + (1 << (shift - 1));
output_pixel(&dest[i], val);
}
}
static av_always_inline void
yuv2planeX_10_c_template(const int16_t *filter, int filterSize,
const int16_t **src, uint16_t *dest, int dstW,
int big_endian, int output_bits)
{
int i;
int shift = 11 + 16 - output_bits;
@ -256,24 +283,32 @@ yuv2yuvX10_c_template(const int16_t *filter, int filterSize,
#undef output_pixel
#define yuv2NBPS(bits, BE_LE, is_be, yuv2yuvX_template_fn, typeX_t) \
static void yuv2yuvX ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \
const int16_t **src, uint16_t *dest, int dstW, \
#define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t) \
static void yuv2plane1_ ## bits ## BE_LE ## _c(const int16_t *src, \
uint8_t *dest, int dstW, \
const uint8_t *dither, int offset)\
{ \
yuv2yuvX_template_fn(filter, filterSize, (const typeX_t **) src, \
dest, dstW, is_be, bits); \
yuv2plane1_ ## template_size ## _c_template((const typeX_t *) src, \
(uint16_t *) dest, dstW, is_be, bits); \
}\
static void yuv2planeX_ ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \
const int16_t **src, uint8_t *dest, int dstW, \
const uint8_t *dither, int offset)\
{ \
yuv2planeX_## template_size ## _c_template(filter, \
filterSize, (const typeX_t **) src, \
(uint16_t *) dest, dstW, is_be, bits); \
}
yuv2NBPS( 9, BE, 1, yuv2yuvX10_c_template, int16_t);
yuv2NBPS( 9, LE, 0, yuv2yuvX10_c_template, int16_t);
yuv2NBPS(10, BE, 1, yuv2yuvX10_c_template, int16_t);
yuv2NBPS(10, LE, 0, yuv2yuvX10_c_template, int16_t);
yuv2NBPS(16, BE, 1, yuv2yuvX16_c_template, int32_t);
yuv2NBPS(16, LE, 0, yuv2yuvX16_c_template, int32_t);
yuv2NBPS( 9, BE, 1, 10, int16_t);
yuv2NBPS( 9, LE, 0, 10, int16_t);
yuv2NBPS(10, BE, 1, 10, int16_t);
yuv2NBPS(10, LE, 0, 10, int16_t);
yuv2NBPS(16, BE, 1, 16, int32_t);
yuv2NBPS(16, LE, 0, 16, int32_t);
static void yuv2yuvX_c(const int16_t *filter, int filterSize,
const int16_t **src, uint8_t *dest, int dstW,
const uint8_t *dither, int offset)
static void yuv2planeX_8_c(const int16_t *filter, int filterSize,
const int16_t **src, uint8_t *dest, int dstW,
const uint8_t *dither, int offset)
{
int i;
for (i=0; i<dstW; i++) {
@ -286,8 +321,8 @@ static void yuv2yuvX_c(const int16_t *filter, int filterSize,
}
}
static void yuv2yuv1_c(const int16_t *src, uint8_t *dest, int dstW,
const uint8_t *dither, int offset)
static void yuv2plane1_8_c(const int16_t *src, uint8_t *dest, int dstW,
const uint8_t *dither, int offset)
{
int i;
for (i=0; i<dstW; i++) {
@ -296,7 +331,7 @@ static void yuv2yuv1_c(const int16_t *src, uint8_t *dest, int dstW,
}
}
static void yuv2nv12X_chroma_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize,
static void yuv2nv12cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize,
const int16_t **chrUSrc, const int16_t **chrVSrc,
uint8_t *dest, int chrDstW)
{
@ -2000,27 +2035,29 @@ static av_always_inline void hcscale(SwsContext *c, int16_t *dst1, int16_t *dst2
static av_always_inline void
find_c_packed_planar_out_funcs(SwsContext *c,
yuv2planar1_fn *yuv2yuv1, yuv2planarX_fn *yuv2planeX_luma,
yuv2planarX_fn *yuv2planeX_chroma, yuv2interleavedX_fn *yuv2nv12X_chroma,
yuv2planar1_fn *yuv2plane1, yuv2planarX_fn *yuv2planeX,
yuv2interleavedX_fn *yuv2nv12cX,
yuv2packed1_fn *yuv2packed1, yuv2packed2_fn *yuv2packed2,
yuv2packedX_fn *yuv2packedX)
{
enum PixelFormat dstFormat = c->dstFormat;
if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
*yuv2planeX_luma = yuv2yuvX_c;
*yuv2nv12X_chroma = yuv2nv12X_chroma_c;
} else if (is16BPS(dstFormat)) {
*yuv2planeX_luma = *yuv2planeX_chroma = isBE(dstFormat) ? yuv2yuvX16BE_c : yuv2yuvX16LE_c;
if (is16BPS(dstFormat)) {
*yuv2planeX = isBE(dstFormat) ? yuv2planeX_16BE_c : yuv2planeX_16LE_c;
*yuv2plane1 = isBE(dstFormat) ? yuv2plane1_16BE_c : yuv2plane1_16LE_c;
} else if (is9_OR_10BPS(dstFormat)) {
if (av_pix_fmt_descriptors[dstFormat].comp[0].depth_minus1 == 8) {
*yuv2planeX_luma = *yuv2planeX_chroma = isBE(dstFormat) ? yuv2yuvX9BE_c : yuv2yuvX9LE_c;
*yuv2planeX = isBE(dstFormat) ? yuv2planeX_9BE_c : yuv2planeX_9LE_c;
*yuv2plane1 = isBE(dstFormat) ? yuv2plane1_9BE_c : yuv2plane1_9LE_c;
} else {
*yuv2planeX_luma = *yuv2planeX_chroma = isBE(dstFormat) ? yuv2yuvX10BE_c : yuv2yuvX10LE_c;
*yuv2planeX = isBE(dstFormat) ? yuv2planeX_10BE_c : yuv2planeX_10LE_c;
*yuv2plane1 = isBE(dstFormat) ? yuv2plane1_10BE_c : yuv2plane1_10LE_c;
}
} else {
*yuv2yuv1 = yuv2yuv1_c;
*yuv2planeX_luma = *yuv2planeX_chroma = yuv2yuvX_c;
*yuv2plane1 = yuv2plane1_8_c;
*yuv2planeX = yuv2planeX_8_c;
if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21)
*yuv2nv12cX = yuv2nv12cX_c;
}
if(c->flags & SWS_FULL_CHR_H_INT) {
@ -2281,10 +2318,9 @@ static int swScale(SwsContext *c, const uint8_t* src[],
const int chrSrcSliceH= -((-srcSliceH) >> c->chrSrcVSubSample);
int lastDstY;
uint32_t *pal=c->pal_yuv;
yuv2planar1_fn yuv2yuv1 = c->yuv2yuv1;
yuv2planarX_fn yuv2planeX_luma = c->yuv2planeX_luma;
yuv2planarX_fn yuv2planeX_chroma = c->yuv2planeX_chroma;
yuv2interleavedX_fn yuv2nv12X_chroma = c->yuv2nv12X_chroma;
yuv2planar1_fn yuv2plane1 = c->yuv2plane1;
yuv2planarX_fn yuv2planeX = c->yuv2planeX;
yuv2interleavedX_fn yuv2nv12cX = c->yuv2nv12cX;
yuv2packed1_fn yuv2packed1 = c->yuv2packed1;
yuv2packed2_fn yuv2packed2 = c->yuv2packed2;
yuv2packedX_fn yuv2packedX = c->yuv2packedX;
@ -2436,9 +2472,8 @@ static int swScale(SwsContext *c, const uint8_t* src[],
}
if (dstY >= dstH-2) {
// hmm looks like we can't use MMX here without overwriting this array's tail
find_c_packed_planar_out_funcs(c, &yuv2yuv1, &yuv2planeX_luma, &yuv2planeX_chroma,
&yuv2nv12X_chroma, &yuv2packed1, &yuv2packed2,
&yuv2packedX);
find_c_packed_planar_out_funcs(c, &yuv2plane1, &yuv2planeX, &yuv2nv12cX,
&yuv2packed1, &yuv2packed2, &yuv2packedX);
}
{
@ -2448,36 +2483,35 @@ static int swScale(SwsContext *c, const uint8_t* src[],
const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL;
if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12 like
const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
if ((dstY&chrSkipMask) || isGray(dstFormat))
dest[1] = dest[2] = NULL; //FIXME split functions in lumi / chromi
const int16_t *alpBuf= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? alpSrcPtr[0] : NULL;
if (dstFormat == PIX_FMT_NV12 || dstFormat == PIX_FMT_NV21) {
yuv2planeX_luma(vLumFilter + dstY * vLumFilterSize, vLumFilterSize, lumSrcPtr, dest[0], dstW, c->lumDither8, 0);
if (vLumFilterSize == 1) {
yuv2plane1(lumSrcPtr[0], dest[0], dstW, c->lumDither8, 0);
} else {
yuv2planeX(vLumFilter + dstY * vLumFilterSize, vLumFilterSize,
lumSrcPtr, dest[0], dstW, c->lumDither8, 0);
}
if (dest[1]){
yuv2nv12X_chroma(c, vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, chrUSrcPtr, chrVSrcPtr, dest[1], chrDstW);
if (!((dstY&chrSkipMask) || isGray(dstFormat))) {
if (yuv2nv12cX) {
yuv2nv12cX(c, vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, chrUSrcPtr, chrVSrcPtr, dest[1], chrDstW);
} else if (vChrFilterSize == 1) {
yuv2plane1(chrUSrcPtr[0], dest[1], chrDstW, c->chrDither8, 0);
yuv2plane1(chrVSrcPtr[0], dest[2], chrDstW, c->chrDither8, 3);
} else {
yuv2planeX(vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize,
chrUSrcPtr, dest[1], chrDstW, c->chrDither8, 0);
yuv2planeX(vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize,
chrVSrcPtr, dest[2], chrDstW, c->chrDither8, 3);
}
} else if (c->yuv2yuv1 && vLumFilterSize == 1 && vChrFilterSize == 1) { // unscaled YV12
yuv2yuv1(lumSrcPtr[0], dest[0], dstW, c->lumDither8, 0);
}
if (dest[1]){
yuv2yuv1(chrUSrcPtr[0], dest[1], chrDstW, c->chrDither8, 0);
yuv2yuv1(chrVSrcPtr[0], dest[2], chrDstW, c->chrDither8, 3);
if (CONFIG_SWSCALE_ALPHA && alpPixBuf){
if (vLumFilterSize == 1) {
yuv2plane1(alpSrcPtr[0], dest[3], dstW, c->lumDither8, 0);
} else {
yuv2planeX(vLumFilter + dstY * vLumFilterSize, vLumFilterSize,
alpSrcPtr, dest[3], dstW, c->lumDither8, 0);
}
if (alpBuf && dest[3])
yuv2yuv1(alpBuf, dest[3], dstW, c->lumDither8, 0);
} else { //General YV12
yuv2planeX_luma(vLumFilter + dstY * vLumFilterSize, vLumFilterSize, lumSrcPtr, dest[0], dstW, c->lumDither8, 0);
if (dest[1]){
yuv2planeX_chroma(vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, chrUSrcPtr, dest[1], chrDstW, c->chrDither8, 0);
yuv2planeX_chroma(vChrFilter + chrDstY * vChrFilterSize, vChrFilterSize, chrVSrcPtr, dest[2], chrDstW, c->chrDither8, 3);
}
if (alpBuf && dest[3])
yuv2planeX_luma(vLumFilter + dstY * vLumFilterSize, vLumFilterSize, alpSrcPtr, dest[3], dstW, c->lumDither8, 0);
}
} else {
assert(lumSrcPtr + vLumFilterSize - 1 < lumPixBuf + vLumBufSize*2);
@ -2531,8 +2565,8 @@ static av_cold void sws_init_swScale_c(SwsContext *c)
{
enum PixelFormat srcFormat = c->srcFormat;
find_c_packed_planar_out_funcs(c, &c->yuv2yuv1, &c->yuv2planeX_luma, &c->yuv2planeX_chroma,
&c->yuv2nv12X_chroma, &c->yuv2packed1, &c->yuv2packed2,
find_c_packed_planar_out_funcs(c, &c->yuv2plane1, &c->yuv2planeX,
&c->yuv2nv12cX, &c->yuv2packed1, &c->yuv2packed2,
&c->yuv2packedX);
c->chrToYV12 = NULL;

7
libswscale/swscale_internal.h
View File

@ -412,10 +412,9 @@ typedef struct SwsContext {
#endif
/* function pointers for swScale() */
yuv2planar1_fn yuv2yuv1;
yuv2planarX_fn yuv2planeX_luma;
yuv2planarX_fn yuv2planeX_chroma;
yuv2interleavedX_fn yuv2nv12X_chroma;
yuv2planar1_fn yuv2plane1;
yuv2planarX_fn yuv2planeX;
yuv2interleavedX_fn yuv2nv12cX;
yuv2packed1_fn yuv2packed1;
yuv2packed2_fn yuv2packed2;
yuv2packedX_fn yuv2packedX;