venc_set_scene_mode

Product	Supported
Atlas 350 Accelerator Card	x
Atlas A3 training product/Atlas A3 inference product	x
Atlas A2 training product/Atlas A2 inference product	x
Atlas training product	x
Atlas inference product	√
Atlas 200I/500 A2 inference product	√

Sets the scene mode.

C Prototype

hi_s32 hi_mpi_venc_set_scene_mode(hi_venc_chn chn, const hi_venc_scene_mode scene_mode)

Python Function

ret = acl.himpi.venc_set_scene_mode(chn, scene_mode)

Parameter	Description
chn	Int, encoding channel ID. For the Atlas inference product, the value range of the encoding channel ID is [0, 256). The JPEGE and VENC functions share channels. The maximum number of channels is 256. For the Atlas 200I/500 A2 inference product, the value range of the encoding channel ID is [0, 128). The JPEGE and VENC functions share channels. The maximum number of channels is 128.
scene_mode	int, scene mode. For details, see hi_venc_scene_mode.

Return Value	Description
ret	Int, error code. 0 indicates success. Other values indicate failure. For details, see VENC/JPEGE Return Codes.

The image quality varies according to the scene mode. The default scene mode is HI_VENC_SCENE_0.
This API must be called after an encoding channel is created and before the channel is destroyed.

Parent topic: VENC/JPEGE APIs