#include "libavfilter/avfilter.h"
#include "libavfilter/avfiltergraph.h"
-#include "libavutil/audioconvert.h"
#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/avutil.h"
+#include "libavutil/channel_layout.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/fifo.h"
#include "libavutil/mathematics.h"
/**
* Parse a metadata specifier passed as 'arg' parameter.
+ * @param arg metadata string to parse
* @param type metadata type is written here -- g(lobal)/s(tream)/c(hapter)/p(rogram)
* @param index for type c/p, chapter/program index is written here
* @param stream_spec for type s, the stream specifier is written here
METADATA_CHECK_INDEX(index, context->nb_programs, "program")\
meta = &context->programs[index]->metadata;\
break;\
+ case 's':\
+ break; /* handled separately below */ \
default: av_assert0(0);\
}\