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minor speed optimization

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This commit is contained in:
Josh Coalson
2001-04-18 02:21:21 +00:00
parent d4e0ddbdca
commit 6994dd82c4
1 changed files with 2 additions and 1 deletions
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3
src/libFLAC/encoder_framing.c
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@@ -381,10 +381,11 @@ bool subframe_add_residual_partitioned_rice_(FLAC__BitBuffer *bb, const int32 re
else { else {
unsigned i, j, k = 0, k_last = 0; unsigned i, j, k = 0, k_last = 0;
unsigned partition_samples; unsigned partition_samples;
const unsigned default_partition_samples = (residual_samples+predictor_order) >> partition_order;
for(i = 0; i < (1u<<partition_order); i++) { for(i = 0; i < (1u<<partition_order); i++) {
if(!FLAC__bitbuffer_write_raw_uint32(bb, rice_parameters[i], FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE_PARAMETER_LEN)) if(!FLAC__bitbuffer_write_raw_uint32(bb, rice_parameters[i], FLAC__ENTROPY_CODING_METHOD_PARTITIONED_RICE_PARAMETER_LEN))
return false; return false;
partition_samples = (residual_samples+predictor_order) >> partition_order; partition_samples = default_partition_samples;
if(i == 0) if(i == 0)
partition_samples -= predictor_order; partition_samples -= predictor_order;
k += partition_samples; k += partition_samples;