lavfi: remove some audio-related function from public API.

Those functions are only useful inside filters. It is better to not
support user filters until the API is more stable.

This breaks audio filtering API and ABI in theory, but since it's
unusable right now this shouldn't be a problem.

1 files changed, 13 insertions, 11 deletions

diff --git a/libavfilter/defaults.c b/libavfilter/defaults.c
index df05c06d63..c25d37f8b3 100644
--- a/libavfilter/defaults.c
+++ b/libavfilter/defaults.c
@@ -22,6 +22,8 @@
 #include "libavutil/audioconvert.h"
 #include "libavutil/imgutils.h"
 #include "libavutil/samplefmt.h"
+
+#include "audio.h"
 #include "avfilter.h"
 #include "internal.h"
 
@@ -57,8 +59,8 @@ AVFilterBufferRef *avfilter_default_get_video_buffer(AVFilterLink *link, int per
     return picref;
 }
 
-AVFilterBufferRef *avfilter_default_get_audio_buffer(AVFilterLink *link, int perms,
-                                                     int nb_samples)
+AVFilterBufferRef *ff_default_get_audio_buffer(AVFilterLink *link, int perms,
+                                               int nb_samples)
 {
     AVFilterBufferRef *samplesref = NULL;
     uint8_t **data;
@@ -133,7 +135,7 @@ void avfilter_default_end_frame(AVFilterLink *inlink)
 }
 
 /* FIXME: samplesref is same as link->cur_buf. Need to consider removing the redundant parameter. */
-void avfilter_default_filter_samples(AVFilterLink *inlink, AVFilterBufferRef *samplesref)
+void ff_default_filter_samples(AVFilterLink *inlink, AVFilterBufferRef *samplesref)
 {
     AVFilterLink *outlink = NULL;
 
@@ -141,11 +143,11 @@ void avfilter_default_filter_samples(AVFilterLink *inlink, AVFilterBufferRef *sa
         outlink = inlink->dst->outputs[0];
 
     if (outlink) {
-        outlink->out_buf = avfilter_default_get_audio_buffer(inlink, AV_PERM_WRITE,
-                                                             samplesref->audio->nb_samples);
+        outlink->out_buf = ff_default_get_audio_buffer(inlink, AV_PERM_WRITE,
+                                                       samplesref->audio->nb_samples);
         outlink->out_buf->pts                = samplesref->pts;
         outlink->out_buf->audio->sample_rate = samplesref->audio->sample_rate;
-        avfilter_filter_samples(outlink, avfilter_ref_buffer(outlink->out_buf, ~0));
+        ff_filter_samples(outlink, avfilter_ref_buffer(outlink->out_buf, ~0));
         avfilter_unref_buffer(outlink->out_buf);
         outlink->out_buf = NULL;
     }
@@ -233,9 +235,9 @@ void avfilter_null_end_frame(AVFilterLink *link)
     avfilter_end_frame(link->dst->outputs[0]);
 }
 
-void avfilter_null_filter_samples(AVFilterLink *link, AVFilterBufferRef *samplesref)
+void ff_null_filter_samples(AVFilterLink *link, AVFilterBufferRef *samplesref)
 {
-    avfilter_filter_samples(link->dst->outputs[0], samplesref);
+    ff_filter_samples(link->dst->outputs[0], samplesref);
 }
 
 AVFilterBufferRef *avfilter_null_get_video_buffer(AVFilterLink *link, int perms, int w, int h)
@@ -243,8 +245,8 @@ AVFilterBufferRef *avfilter_null_get_video_buffer(AVFilterLink *link, int perms,
     return avfilter_get_video_buffer(link->dst->outputs[0], perms, w, h);
 }
 
-AVFilterBufferRef *avfilter_null_get_audio_buffer(AVFilterLink *link, int perms,
-                                                  int nb_samples)
+AVFilterBufferRef *ff_null_get_audio_buffer(AVFilterLink *link, int perms,
+                                            int nb_samples)
 {
-    return avfilter_get_audio_buffer(link->dst->outputs[0], perms, nb_samples);
+    return ff_get_audio_buffer(link->dst->outputs[0], perms, nb_samples);
 }