hi_venc_chn_param

Description

Defines the parameters of an encoding channel.

Prototype

typedef struct {
    hi_bool color_to_grey_en;
    hi_u32 priority;
    hi_u32 max_stream_cnt;
    hi_u32 poll_wake_up_frame_cnt;
    hi_crop_info crop_info;
    hi_frame_rate_ctrl frame_rate;
} hi_venc_chn_param;

Members

Member	Description
color_to_grey_en	Whether to enable or disable color-to-grayscale conversion for a channel. Atlas 350 Accelerator Card does not support this parameter. For the Atlas A3 training product/Atlas A3 inference product, this parameter is not supported. For the Atlas A2 training product/Atlas A2 inference product, this parameter is not supported. Atlas inference product: This parameter is reserved and is not supported currently.
priority	Channel priority. Defaults to 0. A larger value indicates a higher priority. Value range: [0, 2)
max_stream_cnt	Maximum number of frames in the stream buffer. Reserved.
poll_wake_up_frame_cnt	Number of frames to wait before waking up a blocking API if a channel obtains streams in timeout or blocking mode. Reserved. The value must be greater than 0. Default: 1
crop_info	Reserved.
frame_rate	Frame rate. Reserved.

Parent topic: VENC video/JPEGE image encoding