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af_join: initialize a variable to shut up gcc warning.

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The warning silenced was:
libavfilter/af_join.c: In function ‘join_request_frame’:
libavfilter/af_join.c:451:9: warning: ‘nb_samples’ may be used uninitialized in this function [-Wuninitialized]
This commit is contained in:
Anton Khirnov 2012-06-25 12:57:16 +02:00
parent 422008ac63
commit fd2784c3b5
1 changed files with 2 additions and 1 deletions
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3
libavfilter/af_join.c
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@ -419,7 +419,7 @@ static int join_request_frame(AVFilterLink *outlink)
JoinBufferPriv *priv;
int linesize = INT_MAX;
int perms = ~0;
int nb_samples;
int nb_samples = 0;
int i, j, ret;
/* get a frame on each input */
@ -448,6 +448,7 @@ static int join_request_frame(AVFilterLink *outlink)
perms &= cur_buf->perms;
}
av_assert0(nb_samples > 0);
buf = avfilter_get_audio_buffer_ref_from_arrays(s->data, linesize, perms,
nb_samples, outlink->format,
outlink->channel_layout);