diff options
Diffstat (limited to 'libavfilter')
| -rw-r--r-- | libavfilter/graphparser.c | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/libavfilter/graphparser.c b/libavfilter/graphparser.c index e74db2ad96..7067e4289a 100644 --- a/libavfilter/graphparser.c +++ b/libavfilter/graphparser.c @@ -129,13 +129,16 @@ static AVFilterContext *create_filter(AVFilterGraph *ctx, int index, snprintf(inst_name, sizeof(inst_name), "Parsed filter %d", index); - if(!(filterdef = avfilter_get_by_name(name))) { + filterdef = avfilter_get_by_name(name); + + if(!filterdef) { av_log(log_ctx, AV_LOG_ERROR, "no such filter: '%s'\n", name); return NULL; } - if(!(filt = avfilter_open(filterdef, inst_name))) { + filt = avfilter_open(filterdef, inst_name); + if(!filt) { av_log(log_ctx, AV_LOG_ERROR, "error creating filter '%s'\n", name); return NULL; @@ -362,7 +365,9 @@ int avfilter_parse_graph(AVFilterGraph *graph, const char *filters, if(pad < 0) goto fail; - if(!(filter = parse_filter(&filters, graph, index, log_ctx))) + filter = parse_filter(&filters, graph, index, log_ctx); + + if(!filter) goto fail; if(filter->input_count == 1 && !currInputs && !index) { |