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swscale: un-special-case yuv2yuvX16_c().

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Make yuv2yuvX16_c a function pointer for yuv2yuvX(), so that the
function pointer becomes bitdepth-independent.
This commit is contained in:
Ronald S. Bultje 2011-06-05 21:15:44 -04:00
parent b9478cfefb
commit bda9b20fa4
3 changed files with 44 additions and 30 deletions
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6
libswscale/ppc/swscale_altivec.c
View File

@ -403,11 +403,15 @@ static void hScale_altivec_real(int16_t *dst, int dstW,
void ff_sws_init_swScale_altivec(SwsContext *c)
{
enum PixelFormat dstFormat = c->dstFormat;
if (!(av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC))
return;
c->hScale = hScale_altivec_real;
c->yuv2yuvX = yuv2yuvX_altivec_real;
if (!is16BPS(dstFormat) && !is9_OR_10BPS(dstFormat)) {
c->yuv2yuvX = yuv2yuvX_altivec_real;
}
/* The following list of supported dstFormat values should
* match what's found in the body of ff_yuv2packedX_altivec() */

63
libswscale/swscale.c
View File

@ -258,17 +258,20 @@ yuv2yuvX16_c_template(const int16_t *lumFilter, const int16_t **lumSrc,
output_pixel(&aDest[i], val);
}
}
#undef output_pixel
}
#define yuv2NBPS(bits, BE_LE, is_be) \
static void yuv2yuvX ## bits ## BE_LE ## _c(const int16_t *lumFilter, \
static void yuv2yuvX ## bits ## BE_LE ## _c(SwsContext *c, const int16_t *lumFilter, \
const int16_t **lumSrc, int lumFilterSize, \
const int16_t *chrFilter, const int16_t **chrUSrc, \
const int16_t **chrVSrc, \
int chrFilterSize, const int16_t **alpSrc, \
uint16_t *dest, uint16_t *uDest, uint16_t *vDest, \
uint16_t *aDest, int dstW, int chrDstW) \
uint8_t *_dest, uint8_t *_uDest, uint8_t *_vDest, \
uint8_t *_aDest, int dstW, int chrDstW) \
{ \
uint16_t *dest = (uint16_t *) _dest, *uDest = (uint16_t *) _uDest, \
*vDest = (uint16_t *) _vDest, *aDest = (uint16_t *) _aDest; \
yuv2yuvX16_c_template(lumFilter, lumSrc, lumFilterSize, \
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
alpSrc, \
@ -282,24 +285,24 @@ yuv2NBPS(10, LE, 0);
yuv2NBPS(16, BE, 1);
yuv2NBPS(16, LE, 0);
static inline void yuv2yuvX16_c(const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
static inline void yuv2yuvX16_c(SwsContext *c, const int16_t *lumFilter, const int16_t **lumSrc, int lumFilterSize,
const int16_t *chrFilter, const int16_t **chrUSrc, const int16_t **chrVSrc, int chrFilterSize,
const int16_t **alpSrc, uint16_t *dest, uint16_t *uDest, uint16_t *vDest, uint16_t *aDest, int dstW, int chrDstW,
const int16_t **alpSrc, uint8_t *dest, uint8_t *uDest, uint8_t *vDest, uint8_t *aDest, int dstW, int chrDstW,
enum PixelFormat dstFormat)
{
#define conv16(bits) \
if (isBE(dstFormat)) { \
yuv2yuvX ## bits ## BE_c(lumFilter, lumSrc, lumFilterSize, \
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
alpSrc, \
dest, uDest, vDest, aDest, \
dstW, chrDstW); \
yuv2yuvX ## bits ## BE_c(c, lumFilter, lumSrc, lumFilterSize, \
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
alpSrc, \
dest, uDest, vDest, aDest, \
dstW, chrDstW); \
} else { \
yuv2yuvX ## bits ## LE_c(lumFilter, lumSrc, lumFilterSize, \
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
alpSrc, \
dest, uDest, vDest, aDest, \
dstW, chrDstW); \
yuv2yuvX ## bits ## LE_c(c, lumFilter, lumSrc, lumFilterSize, \
chrFilter, chrUSrc, chrVSrc, chrFilterSize, \
alpSrc, \
dest, uDest, vDest, aDest, \
dstW, chrDstW); \
}
if (is16BPS(dstFormat)) {
conv16(16);
@ -1783,14 +1786,7 @@ static int swScale(SwsContext *c, const uint8_t* src[],
} else if (isPlanarYUV(dstFormat) || dstFormat==PIX_FMT_GRAY8) { //YV12 like
const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
if (is16BPS(dstFormat) || is9_OR_10BPS(dstFormat)) {
yuv2yuvX16_c(vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr,
chrVSrcPtr, vChrFilterSize,
alpSrcPtr, (uint16_t *) dest, (uint16_t *) uDest,
(uint16_t *) vDest, (uint16_t *) aDest, dstW, chrDstW,
dstFormat);
} else if (vLumFilterSize == 1 && vChrFilterSize == 1) { // unscaled YV12
if (c->yuv2yuv1 && vLumFilterSize == 1 && vChrFilterSize == 1) { // unscaled YV12
const int16_t *lumBuf = lumSrcPtr[0];
const int16_t *chrUBuf= chrUSrcPtr[0];
const int16_t *chrVBuf= chrVSrcPtr[0];
@ -1870,9 +1866,9 @@ static int swScale(SwsContext *c, const uint8_t* src[],
const int chrSkipMask= (1<<c->chrDstVSubSample)-1;
if ((dstY&chrSkipMask) || isGray(dstFormat)) uDest=vDest= NULL; //FIXME split functions in lumi / chromi
if (is16BPS(dstFormat) || is9_OR_10BPS(dstFormat)) {
yuv2yuvX16_c(vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
yuv2yuvX16_c(c, vLumFilter+dstY*vLumFilterSize , lumSrcPtr, vLumFilterSize,
vChrFilter+chrDstY*vChrFilterSize, chrUSrcPtr, chrVSrcPtr, vChrFilterSize,
alpSrcPtr, (uint16_t *) dest, (uint16_t *) uDest, (uint16_t *) vDest, (uint16_t *) aDest, dstW, chrDstW,
alpSrcPtr, dest, uDest, vDest, aDest, dstW, chrDstW,
dstFormat);
} else {
yuv2yuvX_c(c, vLumFilter+dstY*vLumFilterSize,
@ -1921,11 +1917,22 @@ static int swScale(SwsContext *c, const uint8_t* src[],
static void sws_init_swScale_c(SwsContext *c)
{
enum PixelFormat srcFormat = c->srcFormat;
enum PixelFormat srcFormat = c->srcFormat,
dstFormat = c->dstFormat;
c->yuv2nv12X = yuv2nv12X_c;
c->yuv2yuv1 = yuv2yuv1_c;
c->yuv2yuvX = yuv2yuvX_c;
if (is16BPS(dstFormat)) {
c->yuv2yuvX = isBE(dstFormat) ? yuv2yuvX16BE_c : yuv2yuvX16LE_c;
} else if (is9_OR_10BPS(dstFormat)) {
if (dstFormat == PIX_FMT_YUV420P9BE || dstFormat == PIX_FMT_YUV420P9LE) {
c->yuv2yuvX = isBE(dstFormat) ? yuv2yuvX9BE_c : yuv2yuvX9LE_c;
} else {
c->yuv2yuvX = isBE(dstFormat) ? yuv2yuvX10BE_c : yuv2yuvX10LE_c;
}
} else {
c->yuv2yuv1 = yuv2yuv1_c;
c->yuv2yuvX = yuv2yuvX_c;
}
c->yuv2packed1 = yuv2packed1_c;
c->yuv2packed2 = yuv2packed2_c;
c->yuv2packedX = yuv2packedX_c;

5
libswscale/x86/swscale_template.c
View File

@ -2185,8 +2185,10 @@ static inline void RENAME(hcscale_fast)(SwsContext *c, int16_t *dst1, int16_t *d
static void RENAME(sws_init_swScale)(SwsContext *c)
{
enum PixelFormat srcFormat = c->srcFormat;
enum PixelFormat srcFormat = c->srcFormat,
dstFormat = c->dstFormat;
if (!is16BPS(dstFormat) && !is9_OR_10BPS(dstFormat)) {
if (!(c->flags & SWS_BITEXACT)) {
if (c->flags & SWS_ACCURATE_RND) {
c->yuv2yuv1 = RENAME(yuv2yuv1_ar );
@ -2236,6 +2238,7 @@ static void RENAME(sws_init_swScale)(SwsContext *c)
break;
}
}
}
#if !COMPILE_TEMPLATE_MMX2
c->hScale = RENAME(hScale );