mirror of https://git.ffmpeg.org/ffmpeg.git
pngdec: Fix masks for interlaced decoding
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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@ -41,7 +41,7 @@ static const uint8_t ff_png_pass_xshift[NB_PASSES] = {
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/* Mask to determine which pixels are valid in a pass */
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const uint8_t ff_png_pass_mask[NB_PASSES] = {
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0x80, 0x08, 0x88, 0x22, 0xaa, 0x55, 0xff
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0x01, 0x01, 0x11, 0x11, 0x55, 0x55, 0xff,
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};
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void *ff_png_zalloc(void *opaque, unsigned int items, unsigned int size)
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@ -34,7 +34,7 @@
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/* Mask to determine which y pixels can be written in a pass */
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static const uint8_t png_pass_dsp_ymask[NB_PASSES] = {
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0xff, 0xff, 0x0f, 0xcc, 0x33, 0xff, 0x55,
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0xff, 0xff, 0x0f, 0xff, 0x33, 0xff, 0x55,
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};
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/* Mask to determine which pixels to overwrite while displaying */
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