cv::cudacodec Namespace Reference

Classes
struct	EncodeQp
class	EncoderCallback
	Interface for encoder callbacks. More...
struct	EncoderParams
	Different parameters for CUDA video encoder. More...
struct	FormatInfo
	Struct providing information about video file format. : More...
class	RawVideoSource
	Interface for video demultiplexing. : More...
class	VideoReader
	Video reader interface, see createVideoReader(). More...
struct	VideoReaderInitParams
	VideoReader initialization parameters. More...
class	VideoWriter
	Video writer interface, see createVideoWriter(). More...

Enumerations
enum	ChromaFormat {   Monochrome = 0,   YUV420,   YUV422,   YUV444,   NumFormats }
	Chroma formats supported by cudacodec::VideoReader. More...
enum	Codec {   MPEG1 = 0,   MPEG2,   MPEG4,   VC1,   H264,   JPEG,   H264_SVC,   H264_MVC,   HEVC,   VP8,   VP9,   AV1,   NumCodecs,   Uncompressed_YUV420 = (('I' << 24) | ('Y' << 16) | ('U' << 8) | ('V')),   Uncompressed_YV12 = (('Y' << 24) | ('V' << 16) | ('1' << 8) | ('2')),   Uncompressed_NV12 = (('N' << 24) | ('V' << 16) | ('1' << 8) | ('2')),   Uncompressed_YUYV = (('Y' << 24) | ('U' << 16) | ('Y' << 8) | ('V')),   Uncompressed_UYVY = (('U' << 24) | ('Y' << 16) | ('V' << 8) | ('Y')) }
	Video codecs supported by cudacodec::VideoReader and cudacodec::VideoWriter. More...
enum	ColorFormat {   ColorFormat::UNDEFINED = 0,   ColorFormat::BGRA = 1,   ColorFormat::BGR = 2,   ColorFormat::GRAY = 3,   ColorFormat::NV_NV12 = 4,   ColorFormat::RGB = 5,   ColorFormat::RGBA = 6,   ColorFormat::NV_YV12 = 8,   ColorFormat::NV_IYUV = 9,   ColorFormat::NV_YUV444 = 10,   ColorFormat::NV_AYUV = 11 }
	ColorFormat for the frame returned by VideoReader::nextFrame() and VideoReader::retrieve() or used to initialize a VideoWriter. More...
enum	DeinterlaceMode {   Weave = 0,   Bob = 1,   Adaptive = 2 }
	Deinterlacing mode used by decoder. More...
enum	EncodeMultiPass {   ENC_MULTI_PASS_DISABLED = 0x0,   ENC_TWO_PASS_QUARTER_RESOLUTION = 0x1,   ENC_TWO_PASS_FULL_RESOLUTION = 0x2 }
	Multi Pass Encoding. More...
enum	EncodeParamsRcMode {   ENC_PARAMS_RC_CONSTQP = 0x0,   ENC_PARAMS_RC_VBR = 0x1,   ENC_PARAMS_RC_CBR = 0x2 }
	Rate Control Modes. More...
enum	EncodePreset {   ENC_PRESET_P1 = 1,   ENC_PRESET_P2 = 2,   ENC_PRESET_P3 = 3,   ENC_PRESET_P4 = 4,   ENC_PRESET_P5 = 5,   ENC_PRESET_P6 = 6,   ENC_PRESET_P7 = 7 }
	Nvidia Encoding Presets. Performance degrades and quality improves as we move from P1 to P7. More...
enum	EncodeProfile {   ENC_CODEC_PROFILE_AUTOSELECT = 0,   ENC_H264_PROFILE_BASELINE = 1,   ENC_H264_PROFILE_MAIN = 2,   ENC_H264_PROFILE_HIGH = 3,   ENC_H264_PROFILE_HIGH_444 = 4,   ENC_H264_PROFILE_STEREO = 5,   ENC_H264_PROFILE_PROGRESSIVE_HIGH = 6,   ENC_H264_PROFILE_CONSTRAINED_HIGH = 7,   ENC_HEVC_PROFILE_MAIN = 8,   ENC_HEVC_PROFILE_MAIN10 = 9,   ENC_HEVC_PROFILE_FREXT = 10 }
	Supported Encoder Profiles. More...
enum	EncodeTuningInfo {   ENC_TUNING_INFO_UNDEFINED = 0,   ENC_TUNING_INFO_HIGH_QUALITY = 1,   ENC_TUNING_INFO_LOW_LATENCY = 2,   ENC_TUNING_INFO_ULTRA_LOW_LATENCY = 3,   ENC_TUNING_INFO_LOSSLESS = 4,   ENC_TUNING_INFO_COUNT }
	Tuning information. More...
enum	VideoReaderProps {   VideoReaderProps::PROP_DECODED_FRAME_IDX = 0,   VideoReaderProps::PROP_EXTRA_DATA_INDEX = 1,   VideoReaderProps::PROP_RAW_PACKAGES_BASE_INDEX = 2,   VideoReaderProps::PROP_NUMBER_OF_RAW_PACKAGES_SINCE_LAST_GRAB = 3,   VideoReaderProps::PROP_RAW_MODE = 4,   VideoReaderProps::PROP_LRF_HAS_KEY_FRAME = 5,   VideoReaderProps::PROP_COLOR_FORMAT = 6,   VideoReaderProps::PROP_UDP_SOURCE = 7,   VideoReaderProps::PROP_ALLOW_FRAME_DROP = 8 }
	cv::cudacodec::VideoReader generic properties identifier. More...

Functions
Ptr< VideoReader >	createVideoReader (const String &filename, const std::vector< int > &sourceParams={}, const VideoReaderInitParams params=VideoReaderInitParams())
	Creates video reader. More...
Ptr< VideoReader >	createVideoReader (const Ptr< RawVideoSource > &source, const VideoReaderInitParams params=VideoReaderInitParams())
Ptr< cudacodec::VideoWriter >	createVideoWriter (const String &fileName, const Size frameSize, const Codec codec=Codec::H264, const double fps=25.0, const ColorFormat colorFormat=ColorFormat::BGR, Ptr< EncoderCallback > encoderCallback=0, const cuda::Stream &stream=cuda::Stream::Null())
	Creates video writer. More...
Ptr< cudacodec::VideoWriter >	createVideoWriter (const String &fileName, const Size frameSize, const Codec codec, const double fps, const ColorFormat colorFormat, const EncoderParams &params, Ptr< EncoderCallback > encoderCallback=0, const cuda::Stream &stream=cuda::Stream::Null())
	Creates video writer. More...
void	MapHist (const cuda::GpuMat &hist, Mat &histFull)
	Utility function demonstrating how to map the luma histogram when FormatInfo::videoFullRangeFlag == false. More...
bool	operator== (const EncoderParams &lhs, const EncoderParams &rhs)