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swscale/swscale_unscaled: add unscaled x2rgb10le to planar 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 2024-11-02 23:36:47 -03:00 committed by Paul B Mahol
parent d8711b7444
commit 3d92da2c93
3 changed files with 90 additions and 2 deletions
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88
libswscale/swscale_unscaled.c
View File

@ -742,6 +742,77 @@ static void packed16togbra16(const uint8_t *src, int srcStride,
}
}
static void packed30togbra10(const uint8_t *src, int srcStride,
uint16_t *dst[], const int dstStride[], int srcSliceH,
int swap, int bpc, int width)
{
int x, h, i;
int dst_alpha = dst[3] != NULL;
int scale_high = bpc - 10, scale_low = 10 - scale_high;
for (h = 0; h < srcSliceH; h++) {
uint32_t *src_line = (uint32_t *)(src + srcStride * h);
unsigned component;
switch (swap) {
case 3:
case 2:
if (dst_alpha) {
for (x = 0; x < width; x++) {
unsigned p = AV_RL32(src_line);
component = (p >> 20) & 0x3FF;
dst[0][x] = av_bswap16(component << scale_high | component >> scale_low);
component = (p >> 10) & 0x3FF;
dst[1][x] = av_bswap16(component << scale_high | component >> scale_low);
component = p & 0x3FF;
dst[2][x] = av_bswap16(component << scale_high | component >> scale_low);
dst[3][x] = 0xFFFF;
src_line++;
}
} else {
for (x = 0; x < width; x++) {
unsigned p = AV_RL32(src_line);
component = (p >> 20) & 0x3FF;
dst[0][x] = av_bswap16(component << scale_high | component >> scale_low);
component = (p >> 10) & 0x3FF;
dst[1][x] = av_bswap16(component << scale_high | component >> scale_low);
component = p & 0x3FF;
dst[2][x] = av_bswap16(component << scale_high | component >> scale_low);
src_line++;
}
}
break;
default:
if (dst_alpha) {
for (x = 0; x < width; x++) {
unsigned p = AV_RL32(src_line);
component = (p >> 20) & 0x3FF;
dst[0][x] = component << scale_high | component >> scale_low;
component = (p >> 10) & 0x3FF;
dst[1][x] = component << scale_high | component >> scale_low;
component = p & 0x3FF;
dst[2][x] = component << scale_high | component >> scale_low;
dst[3][x] = 0xFFFF;
src_line++;
}
} else {
for (x = 0; x < width; x++) {
unsigned p = AV_RL32(src_line);
component = (p >> 20) & 0x3FF;
dst[0][x] = component << scale_high | component >> scale_low;
component = (p >> 10) & 0x3FF;
dst[1][x] = component << scale_high | component >> scale_low;
component = p & 0x3FF;
dst[2][x] = component << scale_high | component >> scale_low;
src_line++;
}
}
break;
}
for (i = 0; i < 4; i++)
dst[i] += dstStride[i] >> 1;
}
}
static int Rgb16ToPlanarRgb16Wrapper(SwsInternal *c, const uint8_t *const src[],
const int srcStride[], int srcSliceY, int srcSliceH,
uint8_t *const dst[], const int dstStride[])
@ -785,6 +856,12 @@ static int Rgb16ToPlanarRgb16Wrapper(SwsInternal *c, const uint8_t *const src[],
dst2013, stride2013, srcSliceH, alpha, swap,
16 - bpc, c->srcW);
break;
case AV_PIX_FMT_X2RGB10LE:
av_assert0(bpc >= 10);
packed30togbra10(src[0], srcStride[0],
dst2013, stride2013, srcSliceH, swap,
bpc, c->srcW);
break;
case AV_PIX_FMT_BGR48LE:
case AV_PIX_FMT_BGR48BE:
case AV_PIX_FMT_BGRA64LE:
@ -793,6 +870,12 @@ static int Rgb16ToPlanarRgb16Wrapper(SwsInternal *c, const uint8_t *const src[],
dst1023, stride1023, srcSliceH, alpha, swap,
16 - bpc, c->srcW);
break;
case AV_PIX_FMT_X2BGR10LE:
av_assert0(bpc >= 10);
packed30togbra10(src[0], srcStride[0],
dst1023, stride1023, srcSliceH, swap,
bpc, c->srcW);
break;
default:
av_log(c, AV_LOG_ERROR,
"unsupported conversion to planar RGB %s -> %s\n",
@ -2301,6 +2384,11 @@ void ff_get_unscaled_swscale(SwsInternal *c)
dstFormat == AV_PIX_FMT_GBRAP16LE || dstFormat == AV_PIX_FMT_GBRAP16BE ))
c->convert_unscaled = Rgb16ToPlanarRgb16Wrapper;
if (av_pix_fmt_desc_get(dstFormat)->comp[0].depth >= 10 &&
isPlanarRGB(dstFormat) && !isFloat(dstFormat) &&
(srcFormat == AV_PIX_FMT_X2RGB10LE || srcFormat == AV_PIX_FMT_X2BGR10LE))
c->convert_unscaled = Rgb16ToPlanarRgb16Wrapper;
if ((srcFormat == AV_PIX_FMT_GBRP9LE || srcFormat == AV_PIX_FMT_GBRP9BE ||
srcFormat == AV_PIX_FMT_GBRP16LE || srcFormat == AV_PIX_FMT_GBRP16BE ||
srcFormat == AV_PIX_FMT_GBRP10LE || srcFormat == AV_PIX_FMT_GBRP10BE ||

2
tests/ref/pixfmt/gbrp10-x2bgr10le
View File

@ -1,2 +1,2 @@
909448714837e324484d85f3da37e2ba *tests/data/pixfmt/gbrp10-x2bgr10le.yuv
1f9cc212a4081b6e35811df461b18fec *tests/data/pixfmt/gbrp10-x2bgr10le.yuv
15206400 tests/data/pixfmt/gbrp10-x2bgr10le.yuv

2
tests/ref/pixfmt/gbrp10-x2rgb10le
View File

@ -1,2 +1,2 @@
909448714837e324484d85f3da37e2ba *tests/data/pixfmt/gbrp10-x2rgb10le.yuv
1f9cc212a4081b6e35811df461b18fec *tests/data/pixfmt/gbrp10-x2rgb10le.yuv
15206400 tests/data/pixfmt/gbrp10-x2rgb10le.yuv