lavfi: make copy_buffer_ref common.

1 files changed, 1 insertions, 39 deletions

diff --git a/libavfilter/buffersrc.c b/libavfilter/buffersrc.c
index 72ee268e1b..befefb8069 100644
--- a/libavfilter/buffersrc.c
+++ b/libavfilter/buffersrc.c
@@ -74,44 +74,6 @@ typedef struct {
         return AVERROR(EINVAL);\
     }
 
-static AVFilterBufferRef *copy_buffer_ref(AVFilterContext *ctx,
-                                          AVFilterBufferRef *ref)
-{
-    AVFilterLink *outlink = ctx->outputs[0];
-    AVFilterBufferRef *buf;
-    int channels;
-
-    switch (outlink->type) {
-
-    case AVMEDIA_TYPE_VIDEO:
-        buf = ff_get_video_buffer(outlink, AV_PERM_WRITE,
-                                        ref->video->w, ref->video->h);
-        if(!buf)
-            return NULL;
-        av_image_copy(buf->data, buf->linesize,
-                      (void*)ref->data, ref->linesize,
-                      ref->format, ref->video->w, ref->video->h);
-        break;
-
-    case AVMEDIA_TYPE_AUDIO:
-        buf = ff_get_audio_buffer(outlink, AV_PERM_WRITE,
-                                        ref->audio->nb_samples);
-        if(!buf)
-            return NULL;
-        channels = av_get_channel_layout_nb_channels(ref->audio->channel_layout);
-        av_samples_copy(buf->extended_data, ref->buf->extended_data,
-                        0, 0, ref->audio->nb_samples,
-                        channels,
-                        ref->format);
-        break;
-
-    default:
-        return NULL;
-    }
-    avfilter_copy_buffer_ref_props(buf, ref);
-    return buf;
-}
-
 int av_buffersrc_add_frame(AVFilterContext *buffer_src,
                            const AVFrame *frame, int flags)
 {
@@ -175,7 +137,7 @@ int av_buffersrc_add_ref(AVFilterContext *s, AVFilterBufferRef *buf, int flags)
         }
     }
     if (!(flags & AV_BUFFERSRC_FLAG_NO_COPY))
-        to_free = buf = copy_buffer_ref(s, buf);
+        to_free = buf = ff_copy_buffer_ref(s->outputs[0], buf);
     if(!buf)
         return -1;