venc_get_jpege_predicted_size

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

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

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)

Parameter	Description
frame	Dict, dictionary of original image information. For details, see hi_video_frame_info.
jpeg_param	Dict, dictionary of the advanced parameters of a JPEG encoding channel. This parameter is reserved. For details, see hi_venc_jpeg_param.

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

Description

size

Int, output buffer size, in bytes.

ret

Int, error code.

Parent topic: VENC/JPEGE APIs