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| author | Martijn van Beurden <mvanb1@gmail.com> | 2022-06-29 12:00:13 +0200 |
|---|---|---|
| committer | Martijn van Beurden <mvanb1@gmail.com> | 2022-07-01 21:51:31 +0200 |
| commit | 7e0a0e572305e9004a6fa9bba3dd6be936553b03 (patch) | |
| tree | a344ad5eccc1acb81a16f1f756a14c09e7e035e8 /src/libFLAC/include/private | |
| parent | 633ab36ec51bada8737459e51cc54441544e63b2 (diff) | |
| download | flac-7e0a0e572305e9004a6fa9bba3dd6be936553b03.tar.gz | |
Enable encoder to use INT32_MIN as residual value
As abs(INT32_MIN) is undefined, it took some extra work to enable
the encoder to do this. While expected gains are zero, this is
done to ensure full spec coverage in this regard
Diffstat (limited to 'src/libFLAC/include/private')
| -rw-r--r-- | src/libFLAC/include/private/stream_encoder.h | 12 |
1 files changed, 3 insertions, 9 deletions
diff --git a/src/libFLAC/include/private/stream_encoder.h b/src/libFLAC/include/private/stream_encoder.h index ade648bf..ed6af122 100644 --- a/src/libFLAC/include/private/stream_encoder.h +++ b/src/libFLAC/include/private/stream_encoder.h @@ -37,29 +37,23 @@ #include <config.h> #endif -/* - * This is used to avoid overflow with unusual signals in 32-bit - * accumulator in the *precompute_partition_info_sums_* functions. - */ -#define FLAC__MAX_EXTRA_RESIDUAL_BPS 4 - #if (defined FLAC__CPU_IA32 || defined FLAC__CPU_X86_64) && defined FLAC__HAS_X86INTRIN #include "private/cpu.h" #include "FLAC/format.h" #ifdef FLAC__SSE2_SUPPORTED extern void FLAC__precompute_partition_info_sums_intrin_sse2(const FLAC__int32 residual[], FLAC__uint64 abs_residual_partition_sums[], - uint32_t residual_samples, uint32_t predictor_order, uint32_t min_partition_order, uint32_t max_partition_order, uint32_t bps); + uint32_t residual_samples, uint32_t predictor_order, uint32_t min_partition_order, uint32_t max_partition_order, uint32_t max_residual_bps); #endif #ifdef FLAC__SSSE3_SUPPORTED extern void FLAC__precompute_partition_info_sums_intrin_ssse3(const FLAC__int32 residual[], FLAC__uint64 abs_residual_partition_sums[], - uint32_t residual_samples, uint32_t predictor_order, uint32_t min_partition_order, uint32_t max_partition_order, uint32_t bps); + uint32_t residual_samples, uint32_t predictor_order, uint32_t min_partition_order, uint32_t max_partition_order, uint32_t max_residual_bps); #endif #ifdef FLAC__AVX2_SUPPORTED extern void FLAC__precompute_partition_info_sums_intrin_avx2(const FLAC__int32 residual[], FLAC__uint64 abs_residual_partition_sums[], - uint32_t residual_samples, uint32_t predictor_order, uint32_t min_partition_order, uint32_t max_partition_order, uint32_t bps); + uint32_t residual_samples, uint32_t predictor_order, uint32_t min_partition_order, uint32_t max_partition_order, uint32_t max_residual_bps); #endif #endif |