samples/cplusplus/level2_simple_inference/0_data_process

• Data processing related sample
• • • • Directory structure and description

English|中文

Data processing related sample

Directory structure and description

This catalog contains the media data processing functions supported by Atlas, and each folder corresponds to different functions for users' reference. The directory structure and specific instructions are as follows.

Sample	description	support chip
batchcrop	Crop interface, cut out, one picture with multiple frames	Ascend310，Ascend710，Ascend910
crop	Crop interface, cut out the image area that needs to be used from the input image	Ascend310
cropandpaste	Cropandpaste interface, cut out the picture from the input picture, after the cut out picture is scaled, placed in the designated area of the user output picture	Ascend310
ffmpegdecode	Example of calling ffmpeg interface to realize video frame cutting function	Ascend310
jpegd	jpegd interface, to achieve the decoding of .jpg, .jpeg, .JPG, .JPEG pictures	Ascend310
jpege	jpege interface, encoding YUV format pictures into picture files in JPEG compression format	Ascend310
resize	resize interface. Zoom in and zoom out the image	Ascend310
smallResolution_cropandpaste	cropandpaste interface. Cut out the specified input picture, and then paste the picture to the output picture	Ascend310，Ascend710，Ascend910
vdec	vdec interface, to achieve video decoding, output YUV420SP format (including NV12 and NV21) pictures	Ascend310
vdecandvenc	vdec interface and venc interface, call dvpp's venc and vdec interface to realize video encoding function	Ascend310
venc	venc interface, encode the original mp4 file data into a video stream in H264/H265 format	Ascend310
venc_image	venc interface, encode a picture in YUV420SP NV12 format n times continuously to generate a video stream in H265 format	Ascend310，Ascend710