Convert the #GstVideoInfoDmaDrm into a traditional #GstVideoInfo with
recognized video format. For DMA kind memory, the non linear DMA format
should be recognized as #GST_VIDEO_FORMAT_DMA_DRM. This helper function
sets info's video format into the default value according to drm_info's
drm_fourcc field.
Convert the #GstVideoInfoDmaDrm into a traditional #GstVideoInfo with recognized video format. For DMA kind memory, the non linear DMA format should be recognized as #GST_VIDEO_FORMAT_DMA_DRM. This helper function sets info's video format into the default value according to drm_info's drm_fourcc field.