heif_image_handle_get_metadata_size   54 examples/encoder.cc     size_t datasize = heif_image_handle_get_metadata_size(handle, metadata_id);
heif_image_handle_get_metadata_size  510 libheif/heif.h size_t heif_image_handle_get_metadata_size(const struct heif_image_handle* handle,
heif_image_handle_get_metadata_size  616 libheif/heif_cxx.h     size_t data_size = heif_image_handle_get_metadata_size(m_image_handle.get(),