public static extern nvjpegStatus nvjpegEncodeImage(
nvjpegHandle handle,
nvjpegEncoderState encoder_state,
nvjpegEncoderParams encoder_params,
ref nvjpegImage source,
nvjpegInputFormat input_format,
int image_width,
int image_height,
CUstream stream);
public static extern nvjpegStatus nvjpegEncodeYUV(
nvjpegHandle handle,
nvjpegEncoderState encoder_state,
nvjpegEncoderParams encoder_params,
ref nvjpegImage source,
nvjpegChromaSubsampling chroma_subsampling,
int image_width,
int image_height,
CUstream stream);
/// <summary>
/// </summary>
internal EncoderParams(NvJpeg nvJpeg, CudaStream stream)
{
_nvJpeg = nvJpeg;
_params = new nvjpegEncoderParams();
res = NvJpegNativeMethods.nvjpegEncoderParamsCreate(nvJpeg.Handle, ref _params, stream.Stream);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nvjpegEncoderParamsCreate", res));
if (res != nvjpegStatus.Success)
{
throw new NvJpegException(res);
}
}
public static extern nvjpegStatus nvjpegEncoderParamsCopyHuffmanTables(
nvjpegEncoderState encoder_state,
nvjpegEncoderParams encode_params,
nvjpegJpegStream jpeg_stream,
CUstream stream);
public static extern nvjpegStatus nvjpegEncoderParamsCopyQuantizationTables(
nvjpegEncoderParams encode_params,
nvjpegJpegStream jpeg_stream,
CUstream stream);
public static extern nvjpegStatus nvjpegEncoderParamsCopyMetadata(
nvjpegEncoderState encoder_state,
nvjpegEncoderParams encode_params,
nvjpegJpegStream jpeg_stream,
CUstream stream);
public static extern nvjpegStatus nvjpegEncodeGetBufferSize(
nvjpegHandle handle,
nvjpegEncoderParams encoder_params,
int image_width,
int image_height,
ref SizeT max_stream_length);
public static extern nvjpegStatus nvjpegEncoderParamsSetSamplingFactors(
nvjpegEncoderParams encoder_params,
nvjpegChromaSubsampling chroma_subsampling,
CUstream stream);
public static extern nvjpegStatus nvjpegEncoderParamsSetOptimizedHuffman(
nvjpegEncoderParams encoder_params,
int optimized,
CUstream stream);
public static extern nvjpegStatus nvjpegEncoderParamsSetEncoding(
nvjpegEncoderParams encoder_params,
nvjpegJpegEncoding etype,
CUstream stream);
public static extern nvjpegStatus nvjpegEncoderParamsSetQuality(
nvjpegEncoderParams encoder_params,
int quality,
CUstream stream);
public static extern nvjpegStatus nvjpegEncoderParamsDestroy(nvjpegEncoderParams encoder_params);
public static extern nvjpegStatus nvjpegEncoderParamsCreate(
nvjpegHandle handle,
ref nvjpegEncoderParams encoder_params,
CUstream stream);