Revision e74bf3f3

View differences:

libavfilter/vf_drawtext.c
389 389
    chroma_pos2 = ((x) >> (hsub)) + ((y) >> (vsub)) * picref->linesize[2]; \
390 390
    alpha = (yuva_color[3] * (val)) / 255;                               \
391 391
    picref->data[0][luma_pos] = (alpha * yuva_color[0] + (255 - alpha) * picref->data[0][luma_pos]) >> 8; \
392
    alpha = (yuva_color[3] * (val)) / 224;                               \
393
    picref->data[1][chroma_pos1] = 16 + (alpha * (yuva_color[1]-16) + (224 - alpha) * (picref->data[1][chroma_pos1]-16)) / 224; \
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    picref->data[2][chroma_pos2] = 16 + (alpha * (yuva_color[2]-16) + (224 - alpha) * (picref->data[2][chroma_pos2]-16)) / 224; \
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    picref->data[1][chroma_pos1] = (alpha * yuva_color[1] + (255 - alpha) * picref->data[1][chroma_pos1]) >> 8; \
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    picref->data[2][chroma_pos2] = (alpha * yuva_color[2] + (255 - alpha) * picref->data[2][chroma_pos2]) >> 8; \
395 394
}
396 395

  
397 396
static inline int draw_glyph_yuv(AVFilterBufferRef *picref, FT_Bitmap *bitmap, unsigned int x,

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