DvppPngDecode

Function Usage

PNG decoding function of DVPP. Before calling this API, call Init to initialize this function.

For details about the constraints on the input parameters of the function, see Decode.

Prototype

1
APP_ERROR DvppWrapper::DvppPngDecode(DvppDataInfo& inputDataInfo, DvppDataInfo& outputDataInfo);
1
APP_ERROR DvppWrapper::DvppPngDecode(const std::string& inputPicPath, DvppDataInfo& outputDataInfo);

Parameters

Parameter

Input/Output

Description

inputDataInfo

Input

Decoded data.

inputPicPath

Input

Path of the image to be decoded.

outputDataInfo

Output

Output data after decoding.

The value range of outputDataInfo.dataSize is [1, 4294967296].

Response Parameters

Data Structure

Description

APP_ERROR

For details about the returned error codes, see APP_ERROR Description.