hi_venc_prores_aspect_ratio

说明

PRORES宽高比格式，暂不支持。

定义

# the aspect ratio of PRORES
HI_VENC_PRORES_ASPECT_RATIO_UNKNOWN = 0
HI_VENC_PRORES_ASPECT_RATIO_SQUARE  = 1
HI_VENC_PRORES_ASPECT_RATIO_4_3     = 2
HI_VENC_PRORES_ASPECT_RATIO_16_9    = 3
HI_VENC_PRORES_ASPECT_RATIO_BUTT    = 4