acl.himpi.venc_get_jpege_predicted_size

C Prototype

hi_s32 hi_mpi_venc_get_jpege_predicted_size(const hi_video_frame_info *frame, const hi_venc_jpeg_param *jpeg_param, hi_u32 *size)

Python Function

size, ret = acl.himpi.venc_get_jpege_predicted_size(frame, jpeg_param)

Function Usage

Predicts the output buffer size required for encoding a frame in JPEGE mode.

The Atlas 200/300/500 Inference Product does not support this API in the current version.

The Atlas Training Series Product does not support this API in the current version.

Input Description

frame: int, original image information dictionary. For details, see hi_video_frame_info.

jpeg_param: dict, dictionary of the advanced parameters of a JPEG encoding channel. This parameter is reserved.

Return Value

ret: int, error code.

size: output buffer size. The unit is byte.