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Update libaom to commit ID 1e227d41f0616de9548a673a83a21ef990b62591

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trav90 2018-10-19 23:05:00 -05:00 • committed by Roy Tam
commit 368651059a
526 changed files with 34535 additions and 15900 deletions
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10
third_party/aom/aom_dsp/bitreader_buffer.c vendored
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@ -55,3 +55,13 @@ int aom_rb_read_inv_signed_literal(struct aom_read_bit_buffer *rb, int bits) {
const unsigned value = (unsigned)aom_rb_read_literal(rb, bits + 1) << nbits;
return ((int)value) >> nbits;
}
uint32_t aom_rb_read_uvlc(struct aom_read_bit_buffer *rb) {
int leading_zeros = 0;
while (!aom_rb_read_bit(rb)) ++leading_zeros;
// Maximum 32 bits.
if (leading_zeros >= 32) return UINT32_MAX;
const uint32_t base = (1u << leading_zeros) - 1;
const uint32_t value = aom_rb_read_literal(rb, leading_zeros);
return base + value;
}