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ffv1: fix undefined behavior with insane widths.
The new tables is large enough to prevent this together with our image size checks. Signed-off-by: Michael Niedermayer <michaelni@gmx.at> Signed-off-by: Anton Khirnov <anton@khirnov.net>
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@ -32,11 +32,13 @@
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#include "get_bits.h"
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#include "put_bits.h"
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const uint8_t ff_log2_run[32]={
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const uint8_t ff_log2_run[41]={
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0, 0, 0, 0, 1, 1, 1, 1,
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2, 2, 2, 2, 3, 3, 3, 3,
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4, 4, 5, 5, 6, 6, 7, 7,
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8, 9,10,11,12,13,14,15
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8, 9,10,11,12,13,14,15,
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16,17,18,19,20,21,22,23,
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24,
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};
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void align_put_bits(PutBitContext *s)
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@ -40,7 +40,7 @@
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#define MAX_QUANT_TABLES 8
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#define MAX_CONTEXT_INPUTS 5
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extern const uint8_t ff_log2_run[32];
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extern const uint8_t ff_log2_run[41];
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static const int8_t quant3[256]={
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0, 0, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
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