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| author | Max Kellermann <max@duempel.org> | 2009-01-16 18:52:01 +0100 |
|---|---|---|
| committer | Max Kellermann <max@duempel.org> | 2009-01-16 18:52:01 +0100 |
| commit | 953b258e5eb8e93adb13046c5ae8a61934d35f61 (patch) | |
| tree | 92440c565cbcf52e7b2a930c8d031b74db49971c /src | |
| parent | 285a741b27a98dadaeb970c1f022c810245749f1 (diff) | |
| download | mpd-953b258e5eb8e93adb13046c5ae8a61934d35f61.tar.gz mpd-953b258e5eb8e93adb13046c5ae8a61934d35f61.tar.xz mpd-953b258e5eb8e93adb13046c5ae8a61934d35f61.zip | |
pcm_resample_fallback: corrected the sample calculation
Due to rounding errors, it was possible that the fallback resampler
returned partial frames.
Diffstat (limited to 'src')
| -rw-r--r-- | src/pcm_resample_fallback.c | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/src/pcm_resample_fallback.c b/src/pcm_resample_fallback.c index dedb2eabc..c7789d69c 100644 --- a/src/pcm_resample_fallback.c +++ b/src/pcm_resample_fallback.c @@ -37,9 +37,10 @@ pcm_resample_16(struct pcm_resample_state *state, size_t *dest_size_r) { unsigned src_pos, dest_pos = 0; - unsigned src_samples = src_size / sizeof(*src_buffer); - unsigned dest_samples = - (src_samples * dest_rate + src_rate - 1) / src_rate; + unsigned src_frames = src_size / channels / sizeof(*src_buffer); + unsigned dest_frames = + (src_frames * dest_rate + src_rate - 1) / src_rate; + unsigned dest_samples = dest_frames * channels; size_t dest_size = dest_samples * sizeof(*src_buffer); int16_t *dest_buffer = pcm_buffer_get(&state->buffer, dest_size); @@ -77,9 +78,10 @@ pcm_resample_24(struct pcm_resample_state *state, size_t *dest_size_r) { unsigned src_pos, dest_pos = 0; - unsigned src_samples = src_size / sizeof(*src_buffer); - unsigned dest_samples = - (src_samples * dest_rate + src_rate - 1) / src_rate; + unsigned src_frames = src_size / channels / sizeof(*src_buffer); + unsigned dest_frames = + (src_frames * dest_rate + src_rate - 1) / src_rate; + unsigned dest_samples = dest_frames * channels; size_t dest_size = dest_samples * sizeof(*src_buffer); int32_t *dest_buffer = pcm_buffer_get(&state->buffer, dest_size); |