diff options
Diffstat (limited to 'libswresample/rematrix.c')
-rw-r--r-- | libswresample/rematrix.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/libswresample/rematrix.c b/libswresample/rematrix.c index 96246275b2..5fa77ce5f9 100644 --- a/libswresample/rematrix.c +++ b/libswresample/rematrix.c @@ -362,7 +362,8 @@ int swri_rematrix(SwrContext *s, AudioData *out, AudioData *in, int len, int mus for(out_i=0; out_i<out->ch_count; out_i++){ switch(s->matrix_ch[out_i][0]){ case 0: - memset(out->ch[out_i], 0, len * av_get_bytes_per_sample(s->int_sample_fmt)); + if(mustcopy) + memset(out->ch[out_i], 0, len * av_get_bytes_per_sample(s->int_sample_fmt)); break; case 1: in_i= s->matrix_ch[out_i][1]; |