hi_venc_ref_type

说明

定义H.264跳帧参考码流的帧类型和参考属性，暂不支持。

定义

HI_VENC_BASE_IDR_SLICE                 = 0 # the Idr frame at Base layer
HI_VENC_BASE_P_SLICE_REF_TO_IDR        = 1 # the P frame at Base layer referenced by other frames at Base layer and reference to Idr frame
HI_VENC_BASE_P_SLICE_REF_BY_BASE       = 2 # the P frame at Base layer referenced by other frames at Base layer
HI_VENC_BASE_P_SLICE_REF_BY_ENHANCE    = 3 # the P frame at Base layer referenced by other frames at Enhance layer
HI_VENC_ENHANCE_P_SLICE_REF_BY_ENHANCE = 4 #the P frame at Enhance layer referenced by other frames at Enhance layer
HI_VENC_ENHANCE_P_SLICE_NOT_FOR_REF    = 5 # the P frame at Enhance layer not referenced
HI_VENC_P_SLICE_BUTT                   = 6