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escape124: explicitly set get_bits1 variable

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Makes coverity less confused.

CC: libav-stable@libav.org
Bug-Id: CID 1203487
This commit is contained in:
Vittorio Giovara 2014-11-11 17:40:09 +01:00
parent 2ffb0598db
commit 1a9c1333b5
1 changed files with 4 additions and 3 deletions
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7
libavcodec/escape124.c
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@ -147,10 +147,11 @@ static MacroBlock decode_macroblock(Escape124Context* s, GetBitContext* gb,
// This function reads a maximum of 22 bits; the callers
// guard this function appropriately
unsigned block_index, depth;
if (get_bits1(gb)) {
int value = get_bits1(gb);
if (value) {
static const char transitions[3][2] = { {2, 1}, {0, 2}, {1, 0} };
*codebook_index = transitions[*codebook_index][get_bits1(gb)];
value = get_bits1(gb);
*codebook_index = transitions[*codebook_index][value];
}
depth = s->codebooks[*codebook_index].depth;