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ffmpeg.wasm-core
Commit be3c29e3 authored by Michael Niedermayer's avatar Michael Niedermayer
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swscale/yuv2rgb: Fix vertical dither offset with slices 

Signed-off-by: 's avatarMichael Niedermayer <michael@niedermayer.cc>
parent 4fa4ab97
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Showing with 22 additions and 21 deletions
libswscale/yuv2rgb.c
View file @ be3c29e3
......@@ -138,10 +138,11 @@ const int *sws_getCoefficients(int colorspace)
srcStride[2] *= 2; \
} \
for (y = 0; y < srcSliceH; y += 2) { \
int yd = y + srcSliceY; \
dst_type *dst_1 = \
(dst_type *)(dst[0] + (y + srcSliceY) * dstStride[0]); \
(dst_type *)(dst[0] + (yd) * dstStride[0]); \
dst_type *dst_2 = \
(dst_type *)(dst[0] + (y + srcSliceY + 1) * dstStride[0]); \
(dst_type *)(dst[0] + (yd + 1) * dstStride[0]); \
dst_type av_unused *r, *g, *b; \
const uint8_t *py_1 = src[0] + y * srcStride[0]; \
const uint8_t *py_2 = py_1 + srcStride[0]; \
......@@ -498,8 +499,8 @@ CLOSEYUV2RGBFUNC(8)
// r, g, b, dst_1, dst_2
YUV2RGBFUNC(yuv2rgb_c_8_ordered_dither, uint8_t, 0)
const uint8_t *d32 = ff_dither_8x8_32[y & 7];
const uint8_t *d64 = ff_dither_8x8_73[y & 7];
const uint8_t *d32 = ff_dither_8x8_32[yd & 7];
const uint8_t *d64 = ff_dither_8x8_73[yd & 7];
#define PUTRGB8(dst, src, i, o) \
Y = src[2 * i]; \
......@@ -528,8 +529,8 @@ YUV2RGBFUNC(yuv2rgb_c_8_ordered_dither, uint8_t, 0)
PUTRGB8(dst_1, py_1, 3, 6);
ENDYUV2RGBLINE(8, 0)
const uint8_t *d32 = ff_dither_8x8_32[y & 7];
const uint8_t *d64 = ff_dither_8x8_73[y & 7];
const uint8_t *d32 = ff_dither_8x8_32[yd & 7];
const uint8_t *d64 = ff_dither_8x8_73[yd & 7];
LOADCHROMA(0);
PUTRGB8(dst_1, py_1, 0, 0);
PUTRGB8(dst_2, py_2, 0, 0 + 8);
......@@ -539,8 +540,8 @@ ENDYUV2RGBLINE(8, 0)
PUTRGB8(dst_1, py_1, 1, 2);
ENDYUV2RGBLINE(8, 1)
const uint8_t *d32 = ff_dither_8x8_32[y & 7];
const uint8_t *d64 = ff_dither_8x8_73[y & 7];
const uint8_t *d32 = ff_dither_8x8_32[yd & 7];
const uint8_t *d64 = ff_dither_8x8_73[yd & 7];
LOADCHROMA(0);
PUTRGB8(dst_1, py_1, 0, 0);
PUTRGB8(dst_2, py_2, 0, 0 + 8);
......@@ -549,8 +550,8 @@ ENDYUV2RGBFUNC()
YUV2RGBFUNC(yuv2rgb_c_4_ordered_dither, uint8_t, 0)
const uint8_t * d64 = ff_dither_8x8_73[y & 7];
const uint8_t *d128 = ff_dither_8x8_220[y & 7];
const uint8_t * d64 = ff_dither_8x8_73[yd & 7];
const uint8_t *d128 = ff_dither_8x8_220[yd & 7];
int acc;
#define PUTRGB4D(dst, src, i, o) \
......@@ -581,8 +582,8 @@ YUV2RGBFUNC(yuv2rgb_c_4_ordered_dither, uint8_t, 0)
PUTRGB4D(dst_1, py_1, 3, 6);
ENDYUV2RGBLINE(4, 0)
const uint8_t * d64 = ff_dither_8x8_73[y & 7];
const uint8_t *d128 = ff_dither_8x8_220[y & 7];
const uint8_t * d64 = ff_dither_8x8_73[yd & 7];
const uint8_t *d128 = ff_dither_8x8_220[yd & 7];
int acc;
LOADCHROMA(0);
PUTRGB4D(dst_1, py_1, 0, 0);
......@@ -593,8 +594,8 @@ ENDYUV2RGBLINE(4, 0)
PUTRGB4D(dst_1, py_1, 1, 2);
ENDYUV2RGBLINE(4, 1)
const uint8_t * d64 = ff_dither_8x8_73[y & 7];
const uint8_t *d128 = ff_dither_8x8_220[y & 7];
const uint8_t * d64 = ff_dither_8x8_73[yd & 7];
const uint8_t *d128 = ff_dither_8x8_220[yd & 7];
int acc;
LOADCHROMA(0);
PUTRGB4D(dst_1, py_1, 0, 0);
......@@ -602,8 +603,8 @@ ENDYUV2RGBLINE(4, 1)
ENDYUV2RGBFUNC()
YUV2RGBFUNC(yuv2rgb_c_4b_ordered_dither, uint8_t, 0)
const uint8_t *d64 = ff_dither_8x8_73[y & 7];
const uint8_t *d128 = ff_dither_8x8_220[y & 7];
const uint8_t *d64 = ff_dither_8x8_73[yd & 7];
const uint8_t *d128 = ff_dither_8x8_220[yd & 7];
#define PUTRGB4DB(dst, src, i, o) \
Y = src[2 * i]; \
......@@ -631,8 +632,8 @@ YUV2RGBFUNC(yuv2rgb_c_4b_ordered_dither, uint8_t, 0)
PUTRGB4DB(dst_2, py_2, 3, 6 + 8);
PUTRGB4DB(dst_1, py_1, 3, 6);
ENDYUV2RGBLINE(8, 0)
const uint8_t *d64 = ff_dither_8x8_73[y & 7];
const uint8_t *d128 = ff_dither_8x8_220[y & 7];
const uint8_t *d64 = ff_dither_8x8_73[yd & 7];
const uint8_t *d128 = ff_dither_8x8_220[yd & 7];
LOADCHROMA(0);
PUTRGB4DB(dst_1, py_1, 0, 0);
PUTRGB4DB(dst_2, py_2, 0, 0 + 8);
......@@ -641,15 +642,15 @@ ENDYUV2RGBLINE(8, 0)
PUTRGB4DB(dst_2, py_2, 1, 2 + 8);
PUTRGB4DB(dst_1, py_1, 1, 2);
ENDYUV2RGBLINE(8, 1)
const uint8_t *d64 = ff_dither_8x8_73[y & 7];
const uint8_t *d128 = ff_dither_8x8_220[y & 7];
const uint8_t *d64 = ff_dither_8x8_73[yd & 7];
const uint8_t *d128 = ff_dither_8x8_220[yd & 7];
LOADCHROMA(0);
PUTRGB4DB(dst_1, py_1, 0, 0);
PUTRGB4DB(dst_2, py_2, 0, 0 + 8);
ENDYUV2RGBFUNC()
YUV2RGBFUNC(yuv2rgb_c_1_ordered_dither, uint8_t, 0)
const uint8_t *d128 = ff_dither_8x8_220[y & 7];
const uint8_t *d128 = ff_dither_8x8_220[yd & 7];
char out_1 = 0, out_2 = 0;
g = c->table_gU[128 + YUVRGB_TABLE_HEADROOM] + c->table_gV[128 + YUVRGB_TABLE_HEADROOM];
......
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