Module: libav Branch: master Commit: 0ac8ff618c5e6d878c547a8877e714ed728950ce
Author: Luca Barbato <[email protected]> Committer: Luca Barbato <[email protected]> Date: Tue Apr 28 01:55:10 2015 +0200 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: [email protected] Signed-off-by: Luca Barbato <[email protected]> --- libavresample/resample.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) 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); _______________________________________________ libav-commits mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-commits
