venc_get_jpege_predicted_size

Product	Supported (√/x)
Atlas A3 training products/Atlas A3 inference products	√
Atlas A2 training products/Atlas A2 inference products	√
Atlas training products	x
Atlas inference products	√
Atlas 200I/500 A2 inference products	√

Predicts the size of the output buffer 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: success. Other values: failures. For details, see VENC/JPEGE Return Codes.

Return Value

Description

size

Int, output buffer size, in bytes.

ret

Int, error code.

Parent topic: VENC/JPEGE APIs