-static int av_buffersrc_add_frame_internal(AVFilterContext *ctx,
- AVFrame *frame, int flags);
-
-int attribute_align_arg av_buffersrc_add_frame_flags(AVFilterContext *ctx, AVFrame *frame, int flags)
-{
- AVFrame *copy = NULL;
- int ret = 0;
-
- if (frame && frame->channel_layout &&
- av_get_channel_layout_nb_channels(frame->channel_layout) != frame->channels) {
- av_log(ctx, AV_LOG_ERROR, "Layout indicates a different number of channels than actually present\n");
- return AVERROR(EINVAL);
- }
-
- if (!(flags & AV_BUFFERSRC_FLAG_KEEP_REF) || !frame)
- return av_buffersrc_add_frame_internal(ctx, frame, flags);
-
- if (!(copy = av_frame_alloc()))
- return AVERROR(ENOMEM);
- ret = av_frame_ref(copy, frame);
- if (ret >= 0)
- ret = av_buffersrc_add_frame_internal(ctx, copy, flags);
-
- av_frame_free(©);
- return ret;
-}
-