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sws: gbr24p input support

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-10-08 23:07:05 +02:00
parent 085ea85c2e
commit cca81e7eb0
4 changed files with 57 additions and 2 deletions
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46
libswscale/swscale.c
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@ -1769,6 +1769,49 @@ rgb16_32_wrapper(PIX_FMT_BGR555BE, bgr15be, 0, 0, 0, 0, 0x001F, 0x03E0, 0x7
rgb16_32_wrapper(PIX_FMT_RGB565BE, rgb16be, 0, 0, 0, 0, 0xF800, 0x07E0, 0x001F, 0, 5, 11, RGB2YUV_SHIFT+8);
rgb16_32_wrapper(PIX_FMT_RGB555BE, rgb15be, 0, 0, 0, 0, 0x7C00, 0x03E0, 0x001F, 0, 5, 10, RGB2YUV_SHIFT+7);
static void gbr24pToY_c(uint16_t *dst, const uint8_t *gsrc, const uint8_t *bsrc, const uint8_t *rsrc,
int width, uint32_t *unused)
{
int i;
for (i = 0; i < width; i++) {
unsigned int g = gsrc[i];
unsigned int b = bsrc[i];
unsigned int r = rsrc[i];
dst[i] = (RY*r + GY*g + BY*b + (0x801<<(RGB2YUV_SHIFT-7))) >> (RGB2YUV_SHIFT-6);
}
}
static void gbr24pToUV_c(uint16_t *dstU, uint16_t *dstV,
const uint8_t *gsrc, const uint8_t *bsrc, const uint8_t *rsrc,
int width, enum PixelFormat origin)
{
int i;
for (i = 0; i < width; i++) {
unsigned int g = gsrc[i];
unsigned int b = bsrc[i];
unsigned int r = rsrc[i];
dstU[i] = (RU*r + GU*g + BU*b + (0x4001<<(RGB2YUV_SHIFT-7))) >> (RGB2YUV_SHIFT-6);
dstV[i] = (RV*r + GV*g + BV*b + (0x4001<<(RGB2YUV_SHIFT-7))) >> (RGB2YUV_SHIFT-6);
}
}
static void gbr24pToUV_half_c(uint16_t *dstU, uint16_t *dstV,
const uint8_t *gsrc, const uint8_t *bsrc, const uint8_t *rsrc,
int width, enum PixelFormat origin)
{
int i;
for (i = 0; i < width; i++) {
unsigned int g = gsrc[2*i] + gsrc[2*i+1];
unsigned int b = bsrc[2*i] + bsrc[2*i+1];
unsigned int r = rsrc[2*i] + rsrc[2*i+1];
dstU[i] = (RU*r + GU*g + BU*b + (0x4001<<(RGB2YUV_SHIFT-6))) >> (RGB2YUV_SHIFT-6+1);
dstV[i] = (RV*r + GV*g + BV*b + (0x4001<<(RGB2YUV_SHIFT-6))) >> (RGB2YUV_SHIFT-6+1);
}
}
static void abgrToA_c(int16_t *dst, const uint8_t *src, const uint8_t *unused1, const uint8_t *unused2, int width, uint32_t *unused)
{
int i;
@ -2838,6 +2881,7 @@ static av_cold void sws_init_swScale_c(SwsContext *c)
case PIX_FMT_RGB565BE: c->chrToYV12 = rgb16beToUV_half_c; break;
case PIX_FMT_RGB555LE: c->chrToYV12 = rgb15leToUV_half_c; break;
case PIX_FMT_RGB555BE: c->chrToYV12 = rgb15beToUV_half_c; break;
case PIX_FMT_GBR24P : c->chrToYV12 = gbr24pToUV_half_c; break;
}
} else {
switch(srcFormat) {
@ -2859,6 +2903,7 @@ static av_cold void sws_init_swScale_c(SwsContext *c)
case PIX_FMT_RGB565BE: c->chrToYV12 = rgb16beToUV_c; break;
case PIX_FMT_RGB555LE: c->chrToYV12 = rgb15leToUV_c; break;
case PIX_FMT_RGB555BE: c->chrToYV12 = rgb15beToUV_c; break;
case PIX_FMT_GBR24P : c->chrToYV12 = gbr24pToUV_c; break;
}
}
@ -2914,6 +2959,7 @@ static av_cold void sws_init_swScale_c(SwsContext *c)
case PIX_FMT_RGB48LE: c->lumToYV12 = rgb48LEToY_c; break;
case PIX_FMT_BGR48BE: c->lumToYV12 = bgr48BEToY_c; break;
case PIX_FMT_BGR48LE: c->lumToYV12 = bgr48LEToY_c; break;
case PIX_FMT_GBR24P : c->lumToYV12 = gbr24pToY_c ; break;
}
if (c->alpPixBuf) {
switch (srcFormat) {

10
libswscale/swscale_internal.h
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@ -592,6 +592,12 @@ const char *sws_format_name(enum PixelFormat format);
|| (x)==PIX_FMT_YUV422P16BE \
|| (x)==PIX_FMT_YUV444P16BE \
)
#define isPlanar(x) ( \
isPlanarYUV(x) \
|| (x)==PIX_FMT_GBR24P \
)
#define isYUV(x) ( \
(x)==PIX_FMT_UYVY422 \
|| (x)==PIX_FMT_YUYV422 \
@ -668,6 +674,7 @@ const char *sws_format_name(enum PixelFormat format);
#define isAnyRGB(x) ( \
isRGBinInt(x) \
|| isBGRinInt(x) \
|| (x)==PIX_FMT_GBR24P \
)
#define isALPHA(x) ( \
(x)==PIX_FMT_BGRA64BE \
@ -687,7 +694,8 @@ const char *sws_format_name(enum PixelFormat format);
|| (x)==PIX_FMT_YUYV422 \
|| (x)==PIX_FMT_UYVY422 \
|| (x)==PIX_FMT_Y400A \
|| isAnyRGB(x) \
|| isRGBinInt(x) \
|| isBGRinInt(x) \
)
#define usePal(x) ((av_pix_fmt_descriptors[x].flags & PIX_FMT_PAL) || (x) == PIX_FMT_GRAY8A)

2
libswscale/swscale_unscaled.c
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@ -672,7 +672,7 @@ static void reset_ptr(const uint8_t* src[], int format)
{
if(!isALPHA(format))
src[3]=NULL;
if(!isPlanarYUV(format)) {
if(!isPlanar(format)) {
src[3]=src[2]=NULL;
if (!usePal(format))

1
libswscale/utils.c
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@ -142,6 +142,7 @@ const static FormatEntry format_entries[PIX_FMT_NB] = {
[PIX_FMT_YUV444P9LE] = { 1 , 1 },
[PIX_FMT_YUV444P10BE] = { 1 , 1 },
[PIX_FMT_YUV444P10LE] = { 1 , 1 },
[PIX_FMT_GBR24P] = { 1 , 0 },
};
int sws_isSupportedInput(enum PixelFormat pix_fmt)