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author | Stefano Sabatini <stefasab@gmail.com> | 2012-10-17 10:14:15 +0200 |
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committer | Stefano Sabatini <stefasab@gmail.com> | 2012-10-21 21:44:53 +0200 |
commit | 8f37a1e8dc93df5530df45a6f6fcf2d8dd3722e0 (patch) | |
tree | c47782277c458b3e99cde751669b034a78159606 | |
parent | 2969abd908f12c7f6a49aa5a1c14a33af5d094ae (diff) | |
download | ffmpeg-8f37a1e8dc93df5530df45a6f6fcf2d8dd3722e0.tar.gz |
lavfi/avfiltergraph: avoid to print "(null)" in the scale args
Fix parsing.
-rw-r--r-- | libavfilter/avfiltergraph.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c index 980cdf2877..86be2c4a8c 100644 --- a/libavfilter/avfiltergraph.c +++ b/libavfilter/avfiltergraph.c @@ -358,7 +358,11 @@ static int query_formats(AVFilterGraph *graph, AVClass *log_ctx) snprintf(inst_name, sizeof(inst_name), "auto-inserted scaler %d", scaler_count++); - snprintf(scale_args, sizeof(scale_args), "0:0:%s", graph->scale_sws_opts); + if (graph->scale_sws_opts) + snprintf(scale_args, sizeof(scale_args), "0:0:%s", graph->scale_sws_opts); + else + snprintf(scale_args, sizeof(scale_args), "0:0"); + if ((ret = avfilter_graph_create_filter(&convert, filter, inst_name, scale_args, NULL, graph)) < 0) |