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
This commit is contained in:
Stefano Sabatini 2010-12-12 13:39:16 +00:00
parent b276854d06
commit 9241cd2095

View File

@ -338,6 +338,7 @@ int avfilter_graph_parse(AVFilterGraph *graph, const char *filters,
do {
AVFilterContext *filter;
const char *filterchain = filters;
filters += strspn(filters, WHITESPACES);
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,
if (chr == ';' && curr_inputs) {
av_log(log_ctx, AV_LOG_ERROR,
"Could not find a output to link when parsing \"%s\"\n",
filters - 1);
"Invalid filterchain containing an unlabelled output pad: \"%s\"\n",
filterchain);
ret = AVERROR(EINVAL);
goto fail;
}