AVOptionAccessor

public protocol AVOptionAccessor

Undocumented


                    
                    
                    withUnsafeObjectPointer(_:)

Undocumented

Declaration

Swift

func withUnsafeObjectPointer<T>(_ body: (UnsafeMutableRawPointer) throws -> T) rethrows -> T

Option setting functions


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

Set the field of obj with the given name to value.

av_opt_set

Throws

AVError

Declaration

Swift

public func set(
    _ value: String, forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws

Parameters

`value`	The value to set.
`key`	The name of the field to set.
`searchFlags`	The flags passed to `av_opt_find2`.


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

av_opt_set_int

Declaration

Swift

public func set<T: FixedWidthInteger>(
    _ value: T, forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

av_opt_set_double

Declaration

Swift

public func set(
    _ value: Double, forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

av_opt_set_q

Declaration

Swift

public func set(
    _ value: AVRational, forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

av_opt_set_bin

Declaration

Swift

public func set(
    _ value: UnsafeBufferPointer<UInt8>, forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

av_opt_set_image_size

Declaration

Swift

public func set(
    _ size: (width: Int, height: Int), forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

av_opt_set_pixel_fmt

Declaration

Swift

public func set(
    _ value: AVPixelFormat, forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

av_opt_set_sample_fmt

Declaration

Swift

public func set(
    _ value: AVSampleFormat, forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws


                    
                    
                    setVideoRate(_:forKey:searchFlags:)

Extension method

av_opt_set_video_rate

Declaration

Swift

public func setVideoRate(
    _ value: AVRational, forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

av_opt_set_channel_layout

Declaration

Swift

public func set(
    _ value: AVChannelLayout, forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws


                    
                    
                    set(_:forKey:searchFlags:)

Extension method

Set a binary option to an integer list.

av_opt_set_int_list

Declaration

Swift

public func set<T: FixedWidthInteger>(
    _ value: [T], forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws

Option getting functions


                    
                    
                    string(forKey:searchFlags:)

Extension method

Get a value of the option with the given name from an object.

av_opt_get

Throws

AVError

Declaration

Swift

public func string(
    forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws -> String

Parameters

`key`	The name of the option to get.
`searchFlags`	The flags passed to av_opt_find2.

Return Value

value of the option


                    
                    
                    integer(forKey:searchFlags:)

Extension method

av_opt_get_int

Declaration

Swift

public func integer<T: FixedWidthInteger>(
    forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws -> T


                    
                    
                    double(forKey:searchFlags:)

Extension method

av_opt_get_double

Declaration

Swift

public func double(
    forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws -> Double


                    
                    
                    rational(forKey:searchFlags:)

Extension method

av_opt_get_q

Declaration

Swift

public func rational(
    forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws -> AVRational


                    
                    
                    size(forKey:searchFlags:)

Extension method

av_opt_get_image_size

Declaration

Swift

public func size(
    forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws -> (Int, Int)


                    
                    
                    pixelFormat(forKey:searchFlags:)

Extension method

av_opt_get_pixel_fmt

Declaration

Swift

public func pixelFormat(
    forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws -> AVPixelFormat


                    
                    
                    sampleFormat(forKey:searchFlags:)

Extension method

av_opt_get_sample_fmt

Declaration

Swift

public func sampleFormat(
    forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws -> AVSampleFormat


                    
                    
                    videoRate(forKey:searchFlags:)

Extension method

av_opt_get_video_rate

Declaration

Swift

public func videoRate(
    forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws -> AVRational


                    
                    
                    channelLayout(forKey:searchFlags:)

Extension method

av_opt_get_channel_layout

Declaration

Swift

public func channelLayout(
    forKey key: String, searchFlags: AVOptionSearchFlag = .children
) throws -> Int64

supportedOptions Extension method
Returns an array of the options supported by the type.
Declaration
Swift

public var supportedOptions: [AVOption] { get }