OpenCV  4.9.0-dev
Open Source Computer Vision
Classes | Namespaces | Enumerations | Functions
cudacodec.hpp File Reference
#include "opencv2/core/cuda.hpp"

Classes

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

Namespaces

 cv
 "black box" representation of the file storage associated with a file on disk.
 
 cv::cudacodec
 

Enumerations

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

Functions

Ptr< VideoReader > cv::cudacodec::createVideoReader (const String &filename, const std::vector< int > &sourceParams={}, const VideoReaderInitParams params=VideoReaderInitParams())
 Creates video reader. More...
 
Ptr< VideoReader > cv::cudacodec::createVideoReader (const Ptr< RawVideoSource > &source, const VideoReaderInitParams params=VideoReaderInitParams())
 
Ptr< cudacodec::VideoWriter > cv::cudacodec::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 > cv::cudacodec::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 cv::cudacodec::MapHist (const cuda::GpuMat &hist, Mat &histFull)
 Utility function demonstrating how to map the luma histogram when FormatInfo::videoFullRangeFlag == false. More...
 
bool cv::cudacodec::operator== (const EncoderParams &lhs, const EncoderParams &rhs)