Make avfilter_parse_graph() output a more meaningful message when an invalid filterchain is detected.

Originally committed as revision 25936 to svn://svn.ffmpeg.org/ffmpeg/trunk

Stefano Sabatini committed 15 years ago

Commit 9241cd21 parent b2768541 file · +3 −2Browse files

Showing the changes to libavfilter/graphparser.c (1 of 1 file). Show all

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@@ -338,6 +338,7 @@ int avfilter_graph_parse(AVFilterGraph graph, const char filters, · 337 unmodified lines
338	338
339	339	do {
340	340	AVFilterContext *filter;
	341	+ const char *filterchain = filters;
341	342	filters += strspn(filters, WHITESPACES);
342	343
343	344	if ((ret = parse_inputs(&filters, &curr_inputs, &open_outputs, log_ctx)) < 0)
@@ -365,8 +366,8 @@ int avfilter_graph_parse(AVFilterGraph graph, const char filters, · 21 unmodified lines
365	366
366	367	if (chr == ';' && curr_inputs) {
367	368	av_log(log_ctx, AV_LOG_ERROR,
368		− "Could not find a output to link when parsing \"%s\"\n",
369		− filters - 1);
	369	+ "Invalid filterchain containing an unlabelled output pad: \"%s\"\n",
	370	+ filterchain);
370	371	ret = AVERROR(EINVAL);
371	372	goto fail;
372	373	}

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