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Code Issues Releases Activity

avcodec/escape124: Simplify unpack_codebook()

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Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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Michael Niedermayer
2023-03-05 22:43:56 +01:00
parent 98df605f7a
commit f669dd4dff
1 changed files with 5 additions and 8 deletions
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13
libavcodec/escape124.c
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@@ -97,15 +97,12 @@ static CodeBook unpack_codebook(GetBitContext* gb, unsigned depth,
cb.size = size; cb.size = size;
for (i = 0; i < size; i++) { for (i = 0; i < size; i++) {
unsigned mask_bits = get_bits(gb, 4); unsigned mask_bits = get_bits(gb, 4);
unsigned color0 = get_bits(gb, 15); unsigned color[2];
unsigned color1 = get_bits(gb, 15); color[0] = get_bits(gb, 15);
color[1] = get_bits(gb, 15);
for (j = 0; j < 4; j++) { for (j = 0; j < 4; j++)
if (mask_bits & (1 << j)) cb.blocks[i].pixels[j] = color[(mask_bits>>j) & 1];
cb.blocks[i].pixels[j] = color1;
else
cb.blocks[i].pixels[j] = color0;
}
} }
return cb; return cb;
} }