#include "opencv2/core/cuda.hpp"

cudacodec.hpp 的包含依赖图

类
结构体	cv::cudacodec::EncodeQp

类	cv::cudacodec::EncoderCallback
	编码器回调接口。更多…

结构体	cv::cudacodec::EncoderParams
	CUDA 视频编码器的不同参数。更多…

结构体	cv::cudacodec::FormatInfo
	提供视频文件格式信息的结构体。: 更多…

类	cv::cudacodec::NVSurfaceToColorConverter
	用于转换来自 VideoReader 的原始 YUV Surface 输出的类，如果输出颜色格式设置为 ColorFormat::NV_YUV_SURFACE_FORMAT (VideoReader::set(ColorFormat::NV_YUV_SURFACE_FORMAT))，则转换为请求的 ColorFormat。更多…

类	cv::cudacodec::RawVideoSource
	视频解复用接口。: 更多…

类	cv::cudacodec::VideoReader
	视频读取器接口，参见 createVideoReader()。更多…

结构体	cv::cudacodec::VideoReaderInitParams
	VideoReader 初始化参数。更多…

类	cv::cudacodec::VideoWriter
	视频写入器接口，参见 createVideoWriter()。更多…

命名空间
命名空间	cv

命名空间	cv::cudacodec

枚举
枚举	cv::cudacodec::BitDepth { cv::cudacodec::EIGHT = 0 , cv::cudacodec::SIXTEEN = 1 , cv::cudacodec::UNCHANGED = 2 }
	VideoReader::nextFrame() 和 VideoReader::retrieve() 返回的帧的位深度更多…

枚举	cv::cudacodec::ChromaFormat { cv::cudacodec::Monochrome = 0 , cv::cudacodec::YUV420 , cv::cudacodec::YUV422 , cv::cudacodec::YUV444 , cv::cudacodec::NumFormats }
	cudacodec::VideoReader 支持的色度格式。更多…

枚举	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')) }
	cudacodec::VideoReader 和 cudacodec::VideoWriter 支持的视频编解码器。更多…

枚举	cv::cudacodec::ColorFormat { cv::cudacodec::UNDEFINED = 0 , cv::cudacodec::BGRA = 1 , cv::cudacodec::BGR = 2 , cv::cudacodec::GRAY = 3 , cv::cudacodec::RGB = 5 , cv::cudacodec::RGBA = 6 , cv::cudacodec::NV_YUV_SURFACE_FORMAT = 7 , cv::cudacodec::NV_NV12 = 4 , cv::cudacodec::NV_YV12 = 8 , cv::cudacodec::NV_IYUV = 9 , cv::cudacodec::NV_YUV444 = 10 , cv::cudacodec::NV_AYUV = 11 , cv::cudacodec::NV_YUV420_10BIT = 12 , cv::cudacodec::NV_YUV444_10BIT = 13 }
	VideoReader::nextFrame() 和 VideoReader::retrieve() 返回的帧的颜色格式，或用于初始化 VideoWriter 的颜色格式。更多…

枚举类	cv::cudacodec::ColorSpaceStandard { cv::cudacodec::ColorSpaceStandard::BT709 = 1 , cv::cudacodec::ColorSpaceStandard::Unspecified = 2 , cv::cudacodec::ColorSpaceStandard::Reserved = 3 , cv::cudacodec::ColorSpaceStandard::FCC = 4 , cv::cudacodec::ColorSpaceStandard::BT470 = 5 , cv::cudacodec::ColorSpaceStandard::BT601 = 6 , cv::cudacodec::ColorSpaceStandard::SMPTE240M = 7 , cv::cudacodec::ColorSpaceStandard::YCgCo = 8 , cv::cudacodec::ColorSpaceStandard::BT2020 = 9 , cv::cudacodec::ColorSpaceStandard::BT2020C = 10 }
	VideoReader 源的视频信号描述颜色原色（H265 规范文件的 E.2.1 VUI 参数语义部分）更多…

枚举	cv::cudacodec::DeinterlaceMode { cv::cudacodec::Weave = 0 , cv::cudacodec::Bob = 1 , cv::cudacodec::Adaptive = 2 }
	解码器使用的隔行扫描模式。更多…

枚举	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 }
	多遍编码。更多…

枚举	cv::cudacodec::EncodeParamsRcMode { cv::cudacodec::ENC_PARAMS_RC_CONSTQP = 0x0 , cv::cudacodec::ENC_PARAMS_RC_VBR = 0x1 , cv::cudacodec::ENC_PARAMS_RC_CBR = 0x2 }
	速率控制模式。更多…

枚举	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 编码预设。从 P1 到 P7，性能下降，质量提高。更多…

枚举	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 }
	支持的编码器配置文件。更多…

枚举	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 }
	编码器调整信息。更多…

枚举	cv::cudacodec::SurfaceFormat { cv::cudacodec::SF_NV12 = 0 , cv::cudacodec::SF_P016 = 1 , cv::cudacodec::SF_YUV444 = 2 , cv::cudacodec::SF_YUV444_16Bit = 3 }
	解码器输出的视频表面格式。更多…

枚举类	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::VideoReaderProps::PROP_BIT_DEPTH = 9 , cv::cudacodec::VideoReaderProps::PROP_PLANAR = 10 }
	cv::cudacodec::VideoReader 通用属性标识符。更多…

函数
Ptr< NVSurfaceToColorConverter >	cv::cudacodec::createNVSurfaceToColorConverter (const ColorSpaceStandard colorSpace, const bool videoFullRangeFlag=false)
	创建一个 NVSurfaceToColorConverter。

Ptr< VideoReader >	cv::cudacodec::createVideoReader (const Ptr< RawVideoSource > &source, const VideoReaderInitParams params=VideoReaderInitParams())

Ptr< VideoReader >	cv::cudacodec::createVideoReader (const String &filename, const std::vector< int > &sourceParams={}, const VideoReaderInitParams params=VideoReaderInitParams())
	创建视频读取器。

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())
	创建视频写入器。

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())
	创建视频写入器。

void	cv::cudacodec::MapHist (const cuda::GpuMat &hist, Mat &histFull)
	演示如何在 FormatInfo::videoFullRangeFlag == false 时映射亮度直方图的实用函数。

bool	cv::cudacodec::operator== (const EncoderParams &lhs, const EncoderParams &rhs)

类

命名空间

枚举

函数