public static extern nvjpegStatus nvjpegDecodeBatchedPreAllocate(
nvjpegHandle handle,
nvjpegJpegState jpeg_handle,
int batch_size,
int width,
int height,
nvjpegChromaSubsampling chroma_subsampling,
nvjpegOutputFormat output_format);
public void EncodeYUV(EncoderParams encoderParams, nvjpegImage source, nvjpegChromaSubsampling chromaSubsampling, int image_width, int image_height, CudaStream stream)
{
res = NvJpegNativeMethods.nvjpegEncodeYUV(_nvJpeg.Handle, _state, encoderParams.Params, ref source, chromaSubsampling, image_width, image_height, stream.Stream);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nvjpegEncodeYUV", res));
if (res != nvjpegStatus.Success)
{
throw new NvJpegException(res);
}
}
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);
public void DecodeBatchedPreAllocate(int batch_size, int width, int height, nvjpegChromaSubsampling chroma_subsampling, nvjpegOutputFormat output_format)
{
res = NvJpegNativeMethods.nvjpegDecodeBatchedPreAllocate(_nvJpeg.Handle, _state, batch_size, width, height, chroma_subsampling, output_format);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nvjpegDecodeBatchedPreAllocate", res));
if (res != nvjpegStatus.Success)
{
throw new NvJpegException(res);
}
}
public void GetImageInfo(byte[] data, ref int nComponents, ref nvjpegChromaSubsampling subsampling, int[] widths, int[] heights)
{
res = NvJpegNativeMethods.nvjpegGetImageInfo(_handle, data, data.Length, ref nComponents, ref subsampling, widths, heights);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nvjpegGetImageInfo", res));
if (res != nvjpegStatus.Success)
{
throw new NvJpegException(res);
}
}
public void SetSamplingFactors(nvjpegChromaSubsampling chroma_subsampling, CudaStream stream)
{
res = NvJpegNativeMethods.nvjpegEncoderParamsSetSamplingFactors(_params, chroma_subsampling, stream.Stream);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nvjpegEncoderParamsSetSamplingFactors", res));
if (res != nvjpegStatus.Success)
{
throw new NvJpegException(res);
}
}
public static extern nvjpegStatus nvjpegJpegStreamGetChromaSubsampling(
nvjpegJpegStream jpeg_stream,
ref nvjpegChromaSubsampling chroma_subsampling);
public static extern nvjpegStatus nvjpegEncoderParamsSetSamplingFactors(
nvjpegEncoderParams encoder_params,
nvjpegChromaSubsampling chroma_subsampling,
CUstream stream);
public static extern nvjpegStatus nvjpegGetImageInfo(nvjpegHandle handle, byte[] data, SizeT length,
ref int nComponents, ref nvjpegChromaSubsampling subsampling, int[] widths, int[] heights);