constants.go

// -*- Mode: Go; indent-tabs-mode: t -*-
//
// Copyright (C) 2022 Intel Corporation
//
// SPDX-License-Identifier: Apache-2.0

package driver

const (
	Command                   = "command"
	UsbProtocol               = "USB"
	Path                      = "Path"
	SerialNumber              = "SerialNumber"
	CardName                  = "CardName"
	BasePath                  = "/dev/video"
	AutoStreaming             = "AutoStreaming"
	InputIndex                = "InputIndex"
	UrlRawQuery               = "urlRawQuery"
	RtspServerHostName        = "RtspServerHostName"
	DefaultRtspServerHostName = "localhost"
	RtspTcpPort               = "RtspTcpPort"
	DefaultRtspTcpPort        = "8554"
	RtspUriScheme             = "rtsp"
	Stream                    = "stream"
	PrefixInput               = "Input"
	PrefixOutput              = "Output"

	// API route specific to Device Service
	ApiRefreshDevicePaths = "/refreshdevicepaths"

	// Metadata descriptions
	DescNotSpecified = "not specified"
	DescTimePerFrame = "time per frame"
	DescHighQuality  = "high quality"

	// Command names
	MetadataDeviceCapability    = "METADATA_DEVICE_CAPABILITY"
	MetadataCurrentVideoInput   = "METADATA_CURRENT_VIDEO_INPUT"
	MetadataCameraStatus        = "METADATA_CAMERA_STATUS"
	MetadataDataFormat          = "METADATA_DATA_FORMAT"
	MetadataCroppingAbility     = "METADATA_CROPPING_ABILITY"
	MetadataStreamingParameters = "METADATA_STREAMING_PARAMETERS"
	MetadataImageFormats        = "METADATA_IMAGE_FORMATS"
	VideoStartStreaming         = "VIDEO_START_STREAMING"
	VideoStopStreaming          = "VIDEO_STOP_STREAMING"
	VideoStreamUri              = "VIDEO_STREAM_URI"
	VideoStreamingStatus        = "VIDEO_STREAMING_STATUS"

	// FFmpeg options
	FFmpegFrames      = "-frames:d"
	FFmpegFps         = "-r"
	FFmpegSize        = "-s"
	FFmpegAspect      = "-aspect"
	FFmpegQScale      = "-qscale"
	FFmpegVCodec      = "-vcodec"
	FFmpegInputFormat = "-input_format"

	// udev device properties
	UdevSerialShort = "ID_SERIAL_SHORT"
	UdevV4lProduct  = "ID_V4L_PRODUCT"
)