diff options
author | Chris Robinson <[email protected]> | 2015-10-25 14:07:58 -0700 |
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committer | Chris Robinson <[email protected]> | 2015-10-25 14:07:58 -0700 |
commit | 90349b384fe538b0d160b5ff0485d6235b1c6f9d (patch) | |
tree | 1acef7723db132f28b3f3c4b36f5616e35ff0485 /Alc/mixer_sse41.c | |
parent | fc03a955e9dd58e11cb3f165423e1629d5f07935 (diff) |
Use the correct position in the SSE resamplers for left-over processing
Diffstat (limited to 'Alc/mixer_sse41.c')
-rw-r--r-- | Alc/mixer_sse41.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/Alc/mixer_sse41.c b/Alc/mixer_sse41.c index 4b347d32..59b99b2b 100644 --- a/Alc/mixer_sse41.c +++ b/Alc/mixer_sse41.c @@ -67,7 +67,10 @@ const ALfloat *Resample_lerp32_SSE41(const ALfloat *src, ALuint frac, ALuint inc pos_.i[3] = _mm_extract_epi32(pos4, 3); } - pos = pos_.i[3]; + /* NOTE: These four elements represent the position *after* the last four + * samples, so the lowest element is the next position to resample. + */ + pos = pos_.i[0]; frac = _mm_cvtsi128_si32(frac4); for(;i < numsamples;i++) @@ -134,8 +137,8 @@ const ALfloat *Resample_fir4_32_SSE41(const ALfloat *src, ALuint frac, ALuint in frac_.i[3] = _mm_extract_epi32(frac4, 3); } - pos = pos_.i[3]; - frac = frac_.i[3]; + pos = pos_.i[0]; + frac = frac_.i[0]; for(;i < numsamples;i++) { @@ -205,8 +208,8 @@ const ALfloat *Resample_fir8_32_SSE41(const ALfloat *src, ALuint frac, ALuint in frac_.i[3] = _mm_extract_epi32(frac4, 3); } - pos = pos_.i[3]; - frac = frac_.i[3]; + pos = pos_.i[0]; + frac = frac_.i[0]; for(;i < numsamples;i++) { |