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swscale/swscale_unscaled: add unscaled x2rgb10le to packed RGB

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Signed-off-by: James Almer <jamrial@gmail.com>
Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
James Almer 2024-11-04 15:57:14 -03:00 committed by Paul B Mahol
parent 3d92da2c93
commit 8279c96394
3 changed files with 97 additions and 0 deletions
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58
libswscale/rgb2rgb.c
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@ -425,3 +425,61 @@ void rgb48to64_ ## need_bswap(const uint8_t *src, \
DEFINE_RGB48TO64(nobswap, 0)
DEFINE_RGB48TO64(bswap, 1)
#define DEFINE_X2RGB10TO16(need_bswap, swap, bits, alpha) \
void x2rgb10to ## bits ## _ ## need_bswap(const uint8_t *src, \
uint8_t *dst, int src_size) \
{ \
uint16_t *d = (uint16_t *)dst; \
const uint32_t *s = (const uint32_t *)src; \
int i, num_pixels = src_size >> 2; \
unsigned component; \
\
for (i = 0; i < num_pixels; i++) { \
unsigned p = AV_RL32(s + i); \
component = (p >> 20) & 0x3FF; \
d[(3 + alpha) * i + 0] = swap ? av_bswap16(component << 6 | component >> 4) \
: component << 6 | component >> 4; \
component = (p >> 10) & 0x3FF; \
d[(3 + alpha) * i + 1] = swap ? av_bswap16(component << 6 | component >> 4) \
: component << 6 | component >> 4; \
component = p & 0x3FF; \
d[(3 + alpha) * i + 2] = swap ? av_bswap16(component << 6 | component >> 4) \
: component << 6 | component >> 4; \
if (alpha) d[(3 + alpha) * i + 3] = 0xffff; \
} \
}
DEFINE_X2RGB10TO16(nobswap, 0, 48, 0)
DEFINE_X2RGB10TO16(bswap, 1, 48, 0)
DEFINE_X2RGB10TO16(nobswap, 0, 64, 1)
DEFINE_X2RGB10TO16(bswap, 1, 64, 1)
#define DEFINE_X2RGB10TOBGR16(need_bswap, swap, bits, alpha) \
void x2rgb10tobgr ## bits ## _ ## need_bswap(const uint8_t *src, \
uint8_t *dst, int src_size) \
{ \
uint16_t *d = (uint16_t *)dst; \
const uint32_t *s = (const uint32_t *)src; \
int i, num_pixels = src_size >> 2; \
unsigned component; \
\
for (i = 0; i < num_pixels; i++) { \
unsigned p = AV_RL32(s + i); \
component = p & 0x3FF; \
d[(3 + alpha) * i + 0] = swap ? av_bswap16(component << 6 | component >> 4) \
: component << 6 | component >> 4; \
component = (p >> 10) & 0x3FF; \
d[(3 + alpha) * i + 1] = swap ? av_bswap16(component << 6 | component >> 4) \
: component << 6 | component >> 4; \
component = (p >> 20) & 0x3FF; \
d[(3 + alpha) * i + 2] = swap ? av_bswap16(component << 6 | component >> 4) \
: component << 6 | component >> 4; \
if (alpha) d[(3 + alpha) * i + 3] = 0xffff; \
} \
}
DEFINE_X2RGB10TOBGR16(nobswap, 0, 48, 0)
DEFINE_X2RGB10TOBGR16(bswap, 1, 48, 0)
DEFINE_X2RGB10TOBGR16(nobswap, 0, 64, 1)
DEFINE_X2RGB10TOBGR16(bswap, 1, 64, 1)

9
libswscale/rgb2rgb.h
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@ -80,6 +80,15 @@ void rgb15tobgr15(const uint8_t *src, uint8_t *dst, int src_size);
void rgb12tobgr12(const uint8_t *src, uint8_t *dst, int src_size);
void rgb12to15(const uint8_t *src, uint8_t *dst, int src_size);
void x2rgb10to48_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
void x2rgb10to48_bswap(const uint8_t *src, uint8_t *dst, int src_size);
void x2rgb10tobgr48_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
void x2rgb10tobgr48_bswap(const uint8_t *src, uint8_t *dst, int src_size);
void x2rgb10to64_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
void x2rgb10to64_bswap(const uint8_t *src, uint8_t *dst, int src_size);
void x2rgb10tobgr64_nobswap(const uint8_t *src, uint8_t *dst, int src_size);
void x2rgb10tobgr64_bswap(const uint8_t *src, uint8_t *dst, int src_size);
void ff_rgb24toyv12_c(const uint8_t *src, uint8_t *ydst, uint8_t *udst,
uint8_t *vdst, int width, int height, int lumStride,
int chromStride, int srcStride, const int32_t *rgb2yuv);

30
libswscale/swscale_unscaled.c
View File

@ -1742,6 +1742,11 @@ static int bayer_to_yv12_wrapper(SwsInternal *c, const uint8_t *const src[],
|| (x) == AV_PIX_FMT_UYVA \
)
#define isX2RGB(x) ( \
(x) == AV_PIX_FMT_X2RGB10LE \
|| (x) == AV_PIX_FMT_X2BGR10LE \
)
/* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */
typedef void (* rgbConvFn) (const uint8_t *, uint8_t *, int);
static rgbConvFn findRgbConvFn(SwsInternal *c)
@ -1814,6 +1819,31 @@ static rgbConvFn findRgbConvFn(SwsInternal *c)
|| CONV_IS(BGRA64LE, BGR48BE)
|| CONV_IS(RGBA64BE, RGB48LE)
|| CONV_IS(BGRA64BE, BGR48LE)) conv = rgb64to48_bswap;
} else if (isX2RGB(srcFormat) && isRGB48(dstFormat)) {
if (CONV_IS(X2RGB10LE, RGB48LE)
|| CONV_IS(X2BGR10LE, BGR48LE)) conv = HAVE_BIGENDIAN ? x2rgb10to48_bswap
: x2rgb10to48_nobswap;
else if (CONV_IS(X2RGB10LE, RGB48BE)
|| CONV_IS(X2BGR10LE, BGR48BE)) conv = HAVE_BIGENDIAN ? x2rgb10to48_nobswap
: x2rgb10to48_bswap;
else if (CONV_IS(X2RGB10LE, BGR48LE)
|| CONV_IS(X2BGR10LE, RGB48LE)) conv = HAVE_BIGENDIAN ? x2rgb10tobgr48_bswap
: x2rgb10tobgr48_nobswap;
else if (CONV_IS(X2RGB10LE, BGR48BE)
|| CONV_IS(X2BGR10LE, RGB48BE)) conv = HAVE_BIGENDIAN ? x2rgb10tobgr48_nobswap
: x2rgb10tobgr48_bswap;
else if (CONV_IS(X2RGB10LE, RGBA64LE)
|| CONV_IS(X2BGR10LE, BGRA64LE)) conv = HAVE_BIGENDIAN ? x2rgb10to64_bswap
: x2rgb10to64_nobswap;
else if (CONV_IS(X2RGB10LE, RGBA64BE)
|| CONV_IS(X2BGR10LE, BGRA64BE)) conv = HAVE_BIGENDIAN ? x2rgb10to64_nobswap
: x2rgb10to64_bswap;
else if (CONV_IS(X2RGB10LE, BGRA64LE)
|| CONV_IS(X2BGR10LE, RGBA64LE)) conv = HAVE_BIGENDIAN ? x2rgb10tobgr64_bswap
: x2rgb10tobgr64_nobswap;
else if (CONV_IS(X2RGB10LE, BGRA64BE)
|| CONV_IS(X2BGR10LE, RGBA64BE)) conv = HAVE_BIGENDIAN ? x2rgb10tobgr64_nobswap
: x2rgb10tobgr64_bswap;
} else if (isAYUV(srcFormat) && isAYUV(dstFormat)) {
/* VUYX only for dst, to avoid copying undefined bytes */
if ( CONV_IS(AYUV, VUYA)