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| author | Justin Ruggles <justin.ruggles@gmail.com> | 2012-04-10 10:53:55 -0400 |
|---|---|---|
| committer | Justin Ruggles <justin.ruggles@gmail.com> | 2012-04-23 14:06:45 -0400 |
| commit | 83b26046fcce5f497042fd7c5d7ae6904d7b76e1 (patch) | |
| tree | b855eb9b9b8c933ef1acce7372d6fbe70424525d /libavutil/samplefmt.c | |
| parent | 0ca4414d0f3eeb39bbad504eaaae76d40b7189cc (diff) | |
| download | ffmpeg-83b26046fcce5f497042fd7c5d7ae6904d7b76e1.tar.gz | |
avutil: change default buffer size alignment for sample buffer functions
Aligning nb_samples will give both correct plane pointer alignment and enough
padding for SIMD-optimized functions.
Diffstat (limited to 'libavutil/samplefmt.c')
| -rw-r--r-- | libavutil/samplefmt.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/libavutil/samplefmt.c b/libavutil/samplefmt.c index 2e0aa98f58..0a2ffa0387 100644 --- a/libavutil/samplefmt.c +++ b/libavutil/samplefmt.c @@ -124,8 +124,10 @@ int av_samples_get_buffer_size(int *linesize, int nb_channels, int nb_samples, return AVERROR(EINVAL); /* auto-select alignment if not specified */ - if (!align) - align = 32; + if (!align) { + align = 1; + nb_samples = FFALIGN(nb_samples, 32); + } /* check for integer overflow */ if (nb_channels > INT_MAX / align || |