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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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14
third_party/aom/aom_dsp/binary_codes_reader.c vendored
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@ -36,7 +36,7 @@ static uint16_t inv_recenter_finite_nonneg(uint16_t n, uint16_t r, uint16_t v) {
uint16_t aom_read_primitive_quniform_(aom_reader *r,
uint16_t n ACCT_STR_PARAM) {
if (n <= 1) return 0;
const int l = get_msb(n - 1) + 1;
const int l = get_msb(n) + 1;
const int m = (1 << l) - n;
const int v = aom_read_literal(r, l - 1, ACCT_STR_NAME);
return v < m ? v : (v << 1) - m + aom_read_bit(r, ACCT_STR_NAME);
@ -45,7 +45,7 @@ uint16_t aom_read_primitive_quniform_(aom_reader *r,
static uint16_t aom_rb_read_primitive_quniform(struct aom_read_bit_buffer *rb,
uint16_t n) {
if (n <= 1) return 0;
const int l = get_msb(n - 1) + 1;
const int l = get_msb(n) + 1;
const int m = (1 << l) - n;
const int v = aom_rb_read_literal(rb, l - 1);
return v < m ? v : (v << 1) - m + aom_rb_read_bit(rb);
@ -121,13 +121,3 @@ int16_t aom_rb_read_signed_primitive_refsubexpfin(
const uint16_t scaled_n = (n << 1) - 1;
return aom_rb_read_primitive_refsubexpfin(rb, scaled_n, k, ref) - n + 1;
}
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;
}