19 #ifndef AVFILTER_INTERNAL_H
20 #define AVFILTER_INTERNAL_H
A reference-counted buffer data type used by the filter system.
int ff_fmt_is_in(int fmt, const int *fmts)
Tell is a format is contained in the provided list terminated by -1.
int ff_avfilter_graph_check_validity(AVFilterGraph *graphctx, AVClass *log_ctx)
Check for the validity of graph.
int ff_avfilter_graph_config_formats(AVFilterGraph *graphctx, AVClass *log_ctx)
Configure the formats of all the links in the graph.
Describe the class of an AVClass context structure.
int ff_avfilter_graph_config_links(AVFilterGraph *graphctx, AVClass *log_ctx)
Configure all the links of graphctx.
void ff_avfilter_default_free_buffer(AVFilterBuffer *buf)
default handler for freeing audio/video buffer when there are no references left