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| author | Luca Barbato <lu_zero@gentoo.org> | 2015-04-28 01:55:10 +0200 |
|---|---|---|
| committer | Luca Barbato <lu_zero@gentoo.org> | 2015-04-28 23:51:51 +0200 |
| commit | 0ac8ff618c5e6d878c547a8877e714ed728950ce (patch) | |
| tree | e8837d8e2a7ce7db32e6af73b8b1c10b16a2611f /libavresample | |
| parent | 82de8d71118f4eafd6a43e9ea9169bd411793798 (diff) | |
| download | ffmpeg-streaming-0ac8ff618c5e6d878c547a8877e714ed728950ce.zip ffmpeg-streaming-0ac8ff618c5e6d878c547a8877e714ed728950ce.tar.gz | |
avresample: Reallocate the internal buffer to the correct size
Fixes the corner case in which the internal buffer size
is larger than input buffer provided and resizing it
before moving the left over samples would make it write
to now unallocated memory.
Bug-Id: 825
CC: libav-stable@libav.org
Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Diffstat (limited to 'libavresample')
| -rw-r--r-- | libavresample/resample.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/libavresample/resample.c b/libavresample/resample.c index bf766a2..86a761b 100644 --- a/libavresample/resample.c +++ b/libavresample/resample.c @@ -434,7 +434,9 @@ int ff_audio_resample(ResampleContext *c, AudioData *dst, AudioData *src) int bps = av_get_bytes_per_sample(c->avr->internal_sample_fmt); int i; - ret = ff_audio_data_realloc(c->buffer, in_samples + c->padding_size); + ret = ff_audio_data_realloc(c->buffer, + FFMAX(in_samples, in_leftover) + + c->padding_size); if (ret < 0) { av_log(c->avr, AV_LOG_ERROR, "Error reallocating resampling buffer\n"); return AVERROR(ENOMEM); |
