swr: fill_audio_data() support NULL

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
13 years ago · 186be49fd5
parent 3d2515a8f3
commit 186be49fd5
1 changed files with 3 additions and 1 deletions
--- a/libswresample/swresample.c
+++ b/libswresample/swresample.c
@ -372,7 +372,9 @@ static void copy(AudioData *out, AudioData *in,

 static void fill_audiodata(AudioData *out, uint8_t *in_arg [SWR_CH_MAX]){
    int i;
-    if(out->planar){
+    if(!in_arg){
+        memset(out->ch, 0, sizeof(out->ch));
+    }else if(out->planar){
        for(i=0; i<out->ch_count; i++)
            out->ch[i]= in_arg[i];
    }else{