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Implement avfilter_graph_config_links().

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Originally committed as revision 19066 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Stefano Sabatini 2009-05-31 16:30:12 +00:00
parent c70ac8e7f5
commit 4ec42240ca
2 changed files with 24 additions and 0 deletions
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17
libavfilter/avfiltergraph.c
View File

@ -77,6 +77,23 @@ int avfilter_graph_check_validity(AVFilterGraph *graph, AVClass *log_ctx)
return 0;
}
int avfilter_graph_config_links(AVFilterGraph *graph, AVClass *log_ctx)
{
AVFilterContext *filt;
int i, ret;
for (i=0; i < graph->filter_count; i++) {
filt = graph->filters[i];
if (!filt->output_count) {
if ((ret = avfilter_config_links(filt)))
return ret;
}
}
return 0;
}
AVFilterContext *avfilter_graph_get_filter(AVFilterGraph *graph, char *name)
{
int i;

7
libavfilter/avfiltergraph.h
View File

@ -56,6 +56,13 @@ int avfilter_graph_add_filter(AVFilterGraph *graphctx, AVFilterContext *filter);
*/
int avfilter_graph_check_validity(AVFilterGraph *graphctx, AVClass *log_ctx);
/**
* Configures all the links of graphctx.
*
* @return 0 in case of success, a negative value otherwise
*/
int avfilter_graph_config_links(AVFilterGraph *graphctx, AVClass *log_ctx);
/**
* Configures the formats of all the links in the graph.
*/