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avcodec/apv_entropy: use av_zero_extend()

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Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
2025-09-29 22:33:38 -03:00
parent 776ee07990
commit 7ce3a14496
1 changed files with 2 additions and 2 deletions
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4
libavcodec/apv_entropy.c
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@@ -288,7 +288,7 @@ int ff_apv_entropy_decode_block(int16_t *restrict coeff,
// Extract the low bits. // Extract the low bits.
low_bit_count = leading_zeroes; low_bit_count = leading_zeroes;
low_bit_shift = 16 - (1 + 2 * leading_zeroes); low_bit_shift = 16 - (1 + 2 * leading_zeroes);
low_bits = (bits >> low_bit_shift) & ((1 << low_bit_count) - 1); low_bits = av_zero_extend(bits >> low_bit_shift, low_bit_count);
// Construct run code. // Construct run code.
run = 2 + ((1 << leading_zeroes) - 1) + low_bits; run = 2 + ((1 << leading_zeroes) - 1) + low_bits;
// Skip over the bits just used. // Skip over the bits just used.
@@ -460,7 +460,7 @@ int ff_apv_entropy_decode_block(int16_t *restrict coeff,
// Extract the low bits. // Extract the low bits.
low_bit_count = leading_zeroes + k_run; low_bit_count = leading_zeroes + k_run;
low_bit_shift = 16 - (1 + 2 * leading_zeroes + k_run); low_bit_shift = 16 - (1 + 2 * leading_zeroes + k_run);
low_bits = (bits >> low_bit_shift) & ((1 << low_bit_count) - 1); low_bits = av_zero_extend(bits >> low_bit_shift, low_bit_count);
// Construct run code. // Construct run code.
run = (2 << k_run) + run = (2 << k_run) +
((1 << leading_zeroes) - 1) * (1 << k_run) + ((1 << leading_zeroes) - 1) * (1 << k_run) +