lavfi: remove audio.h include from avfilter.h.

avfilter.h is a public header and the unexported audio.h header contains
only internal prototypes.

libavfilter/af_aconvert.c

@@ -28,6 +28,7 @@
 #include "libavutil/avstring.h"
 #include "libswresample/swresample.h"
 #include "avfilter.h"
+#include "audio.h"
 #include "internal.h"
 
 typedef struct {

libavfilter/af_aformat.c

@@ -26,6 +26,7 @@
 #include "libavutil/audioconvert.h"
 #include "libavutil/avstring.h"
 #include "avfilter.h"
+#include "audio.h"
 #include "internal.h"
 
 typedef struct {

libavfilter/af_amerge.c

@@ -25,6 +25,7 @@
 
 #include "libswresample/swresample.h" // only for SWR_CH_MAX
 #include "avfilter.h"
+#include "audio.h"
 #include "internal.h"
 
 #define QUEUE_SIZE 16

libavfilter/af_aresample.c

@@ -26,6 +26,7 @@
 
 #include "libswresample/swresample.h"
 #include "avfilter.h"
+#include "audio.h"
 #include "internal.h"
 
 typedef struct {

libavfilter/af_ashowinfo.c

@@ -26,6 +26,7 @@
 #include "libavutil/adler32.h"
 #include "libavutil/audioconvert.h"
 #include "libavutil/timestamp.h"
+#include "audio.h"
 #include "avfilter.h"
 
 typedef struct {

libavfilter/af_asplit.c

@@ -24,6 +24,7 @@
  */
 
 #include "avfilter.h"
+#include "audio.h"
 
 static void filter_samples(AVFilterLink *inlink, AVFilterBufferRef *insamples)
 {

libavfilter/af_astreamsync.c

@@ -25,6 +25,7 @@
 
 #include "libavutil/eval.h"
 #include "avfilter.h"
+#include "audio.h"
 #include "internal.h"
 
 #define QUEUE_SIZE 16

libavfilter/af_earwax.c

@@ -31,6 +31,7 @@
 
 #include "libavutil/audioconvert.h"
 #include "avfilter.h"
+#include "audio.h"
 
 #define NUMTAPS 64
 

libavfilter/af_pan.c

@@ -31,6 +31,7 @@
 #include "libavutil/avstring.h"
 #include "libavutil/opt.h"
 #include "libswresample/swresample.h"
+#include "audio.h"
 #include "avfilter.h"
 
 #define MAX_CHANNELS 63

libavfilter/af_silencedetect.c

@@ -25,6 +25,7 @@
 
 #include "libavutil/opt.h"
 #include "libavutil/timestamp.h"
+#include "audio.h"
 #include "avfilter.h"
 
 typedef struct {

libavfilter/af_volume.c

@@ -26,6 +26,7 @@
 
 #include "libavutil/audioconvert.h"
 #include "libavutil/eval.h"
+#include "audio.h"
 #include "avfilter.h"
 
 typedef struct {

libavfilter/asrc_aevalsrc.c

@@ -30,6 +30,7 @@
 #include "libavutil/opt.h"
 #include "libavutil/parseutils.h"
 #include "avfilter.h"
+#include "audio.h"
 #include "internal.h"
 
 static const char * const var_names[] = {

libavfilter/asrc_anullsrc.c

@@ -24,6 +24,7 @@
 #include "libavutil/audioconvert.h"
 #include "libavutil/opt.h"
 
+#include "audio.h"
 #include "avfilter.h"
 #include "internal.h"
 

libavfilter/avfilter.h

@@ -989,6 +989,4 @@ static inline void avfilter_insert_outpad(AVFilterContext *f, unsigned index,
                         &f->output_pads, &f->outputs, p);
 }
 
-#include "audio.h"
-
 #endif /* AVFILTER_AVFILTER_H */

libavfilter/src_buffer.c

@@ -27,6 +27,7 @@
 
 #include "avfilter.h"
 #include "internal.h"
+#include "audio.h"
 #include "avcodec.h"
 #include "buffersrc.h"
 #include "vsrc_buffer.h"

libavfilter/src_movie.c

@@ -35,6 +35,7 @@
 #include "libavutil/opt.h"
 #include "libavutil/imgutils.h"
 #include "libavformat/avformat.h"
+#include "audio.h"
 #include "avcodec.h"
 #include "avfilter.h"