public static extern nvjpegStatus nvjpegJpegStreamParse(
nvjpegHandle handle,
byte[] data,
SizeT length,
int save_metadata,
int save_stream,
nvjpegJpegStream jpeg_stream);
public static extern nvjpegStatus nvjpegDecodeJpeg(
nvjpegHandle handle,
nvjpegJpegDecoder decoder,
nvjpegJpegState decoder_state,
nvjpegJpegStream jpeg_bitstream,
ref nvjpegImage destination,
nvjpegDecodeParams decode_params,
CUstream stream);
/// <summary>
/// </summary>
internal JpegStream(NvJpeg nvJpeg)
{
_nvJpeg = nvJpeg;
_stream = new nvjpegJpegStream();
res = NvJpegNativeMethods.nvjpegJpegStreamCreate(nvJpeg.Handle, ref _stream);
Debug.WriteLine(String.Format("{0:G}, {1}: {2}", DateTime.Now, "nvjpegJpegStreamCreate", res));
if (res != nvjpegStatus.Success)
{
throw new NvJpegException(res);
}
}
public static extern nvjpegStatus nvjpegDecodeJpegHost(
nvjpegHandle handle,
nvjpegJpegDecoder decoder,
nvjpegJpegState decoder_state,
nvjpegDecodeParams decode_params,
nvjpegJpegStream jpeg_stream);
public static extern nvjpegStatus nvjpegDecodeBatchedSupportedEx(nvjpegHandle handle,
nvjpegJpegStream jpeg_stream,
nvjpegDecodeParams decode_params,
ref int is_supported);
public static extern nvjpegStatus nvjpegDecodeBatchedSupported(nvjpegHandle handle,
nvjpegJpegStream jpeg_stream,
ref int is_supported);
public static extern nvjpegStatus nvjpegDecoderJpegSupported(nvjpegJpegDecoder decoder_handle,
nvjpegJpegStream jpeg_stream,
nvjpegDecodeParams decode_params,
ref int is_supported);
public static extern nvjpegStatus nvjpegJpegStreamCreate(
nvjpegHandle handle,
ref nvjpegJpegStream jpeg_stream);
public static extern nvjpegStatus nvjpegEncoderParamsCopyQuantizationTables(
nvjpegEncoderParams encode_params,
nvjpegJpegStream jpeg_stream,
CUstream stream);
public static extern nvjpegStatus nvjpegJpegStreamGetComponentsNum(
nvjpegJpegStream jpeg_stream,
ref uint components_num);
public static extern nvjpegStatus nvjpegJpegStreamGetFrameDimensions(
nvjpegJpegStream jpeg_stream,
ref uint width,
ref uint height);
public static extern nvjpegStatus nvjpegJpegStreamGetJpegEncoding(
nvjpegJpegStream jpeg_stream,
ref nvjpegJpegEncoding jpeg_encoding);
public static extern nvjpegStatus nvjpegJpegStreamParseHeader(
nvjpegHandle handle,
byte[] data,
SizeT length,
nvjpegJpegStream jpeg_stream);
public static extern nvjpegStatus nvjpegJpegStreamDestroy(nvjpegJpegStream jpeg_stream);
public static extern nvjpegStatus nvjpegDecodeJpegTransferToDevice(
nvjpegHandle handle,
nvjpegJpegDecoder decoder,
nvjpegJpegState decoder_state,
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 nvjpegJpegStreamGetComponentDimensions(
nvjpegJpegStream jpeg_stream,
uint component,
ref uint width,
ref uint height);
public static extern nvjpegStatus nvjpegEncoderParamsCopyHuffmanTables(
nvjpegEncoderState encoder_state,
nvjpegEncoderParams encode_params,
nvjpegJpegStream jpeg_stream,
CUstream stream);
public static extern nvjpegStatus nvjpegJpegStreamGetChromaSubsampling(
nvjpegJpegStream jpeg_stream,
ref nvjpegChromaSubsampling chroma_subsampling);