void av_frame_unref(AVFrame *frame) { int i; wipe_side_data(frame); for (i = 0; i < FF_ARRAY_ELEMS(frame->buf); i++) av_buffer_unref(&frame->buf[i]); for (i = 0; i < frame->nb_extended_buf; i++) av_buffer_unref(&frame->extended_buf[i]); av_freep(&frame->extended_buf); av_dict_free(&frame->metadata); av_buffer_unref(&frame->qp_table_buf); get_frame_defaults(frame); }