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avfiltergraph: make some functions static.

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They are not used outside of avfiltergraph.c
This commit is contained in:
Anton Khirnov 2012-05-16 07:59:52 +02:00
parent 19dfbf1915
commit 8eb9bf0933
2 changed files with 22 additions and 29 deletions
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28
libavfilter/avfiltergraph.c
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@ -93,7 +93,15 @@ fail:
return ret;
}
int ff_avfilter_graph_check_validity(AVFilterGraph *graph, AVClass *log_ctx)
/**
* Check for the validity of graph.
*
* A graph is considered valid if all its input and output pads are
* connected.
*
* @return 0 in case of success, a negative value otherwise
*/
static int graph_check_validity(AVFilterGraph *graph, AVClass *log_ctx)
{
AVFilterContext *filt;
int i, j;
@ -123,7 +131,12 @@ int ff_avfilter_graph_check_validity(AVFilterGraph *graph, AVClass *log_ctx)
return 0;
}
int ff_avfilter_graph_config_links(AVFilterGraph *graph, AVClass *log_ctx)
/**
* Configure all the links of graphctx.
*
* @return 0 in case of success, a negative value otherwise
*/
static int graph_config_links(AVFilterGraph *graph, AVClass *log_ctx)
{
AVFilterContext *filt;
int i, ret;
@ -546,7 +559,10 @@ static int pick_formats(AVFilterGraph *graph)
return 0;
}
int ff_avfilter_graph_config_formats(AVFilterGraph *graph, AVClass *log_ctx)
/**
* Configure the formats of all the links in the graph.
*/
static int graph_config_formats(AVFilterGraph *graph, AVClass *log_ctx)
{
int ret;
@ -575,11 +591,11 @@ int avfilter_graph_config(AVFilterGraph *graphctx, void *log_ctx)
{
int ret;
if ((ret = ff_avfilter_graph_check_validity(graphctx, log_ctx)))
if ((ret = graph_check_validity(graphctx, log_ctx)))
return ret;
if ((ret = ff_avfilter_graph_config_formats(graphctx, log_ctx)))
if ((ret = graph_config_formats(graphctx, log_ctx)))
return ret;
if ((ret = ff_avfilter_graph_config_links(graphctx, log_ctx)))
if ((ret = graph_config_links(graphctx, log_ctx)))
return ret;
return 0;