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avfilter/lavfutils: call av_find_stream_info() before reading various information about the stream 

No testcase with unmodified source is known

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-03-28 16:10:10 +01:00
parent 2b4543ff69
commit de96e20be9
1 changed files with 5 additions and 0 deletions
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5
libavfilter/lavfutils.c
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@ -44,6 +44,11 @@ int ff_load_image(uint8_t *data[4], int linesize[4],
return ret;
}
if ((ret = avformat_find_stream_info(format_ctx, NULL)) < 0) {
av_log(log_ctx, AV_LOG_ERROR, "Find stream info failed\n");
return ret;
}
codec_ctx = format_ctx->streams[0]->codec;
codec = avcodec_find_decoder(codec_ctx->codec_id);
if (!codec) {