Class VideoDecoder

Namespace

GstVideo

Assembly

GstVideo-1.0.dll

public class VideoDecoder : Element, IDisposable, NativeObject, GTypeProvider, InstanceFactory

Inheritance

object

Object

InitiallyUnowned

Object

Element

VideoDecoder

Implements

IDisposable

NativeObject

GTypeProvider

InstanceFactory

Inherited Members

Element.MakeFromUri(URIType, string, string)

Element.Register(Plugin, string, uint, Type)

Element.StateChangeReturnGetName(StateChangeReturn)

Element.StateGetName(State)

Element.TypeSetSkipDocumentation(Type)

Element.AbortState()

Element.AddPad(Pad)

Element.AddPropertyDeepNotifyWatch(string, bool)

Element.AddPropertyNotifyWatch(string, bool)

Element.CallAsync(ElementCallAsyncFunc)

Element.ChangeState(StateChange)

Element.ContinueState(StateChangeReturn)

Element.CreateAllPads()

Element.DecorateStreamId(string)

Element.DecorateStreamIdPrintfValist(string, nint)

Element.ForeachPad(ElementForeachPadFunc)

Element.ForeachSinkPad(ElementForeachPadFunc)

Element.ForeachSrcPad(ElementForeachPadFunc)

Element.GetBaseTime()

Element.GetBus()

Element.GetClock()

Element.GetCompatiblePad(Pad, Caps)

Element.GetCompatiblePadTemplate(PadTemplate)

Element.GetContext(string)

Element.GetContextUnlocked(string)

Element.GetContexts()

Element.GetCurrentClockTime()

Element.GetCurrentRunningTime()

Element.GetFactory()

Element.GetMetadata(string)

Element.GetPadTemplate(string)

Element.GetPadTemplateList()

Element.GetRequestPad(string)

Element.GetStartTime()

Element.GetState(out State, out State, ClockTime)

Element.GetStaticPad(string)

Element.IsLockedState()

Element.IteratePads()

Element.IterateSinkPads()

Element.IterateSrcPads()

Element.Link(Element)

Element.LinkFiltered(Element, Caps)

Element.LinkPads(string, Element, string)

Element.LinkPadsFiltered(string, Element, string, Caps)

Element.LinkPadsFull(string, Element, string, PadLinkCheck)

Element.LostState()

Element.MessageFull(MessageType, Quark, int, string, string, string, string, int)

Element.MessageFullWithDetails(MessageType, Quark, int, string, string, string, string, int, Structure)

Element.NoMorePads()

Element.PostMessage(Message)

Element.ProvideClock()

Element.Query(Query)

Element.QueryConvert(Format, long, Format, out long)

Element.QueryDuration(Format, out long)

Element.QueryPosition(Format, out long)

Element.ReleaseRequestPad(Pad)

Element.RemovePad(Pad)

Element.RemovePropertyNotifyWatch(ulong)

Element.RequestPad(PadTemplate, string, Caps)

Element.RequestPadSimple(string)

Element.Seek(double, Format, SeekFlags, SeekType, long, SeekType, long)

Element.SeekSimple(Format, SeekFlags, long)

Element.SendEvent(Event)

Element.SetBaseTime(ClockTime)

Element.SetBus(Bus)

Element.SetClock(Clock)

Element.SetContext(Context)

Element.SetLockedState(bool)

Element.SetStartTime(ClockTime)

Element.SetState(State)

Element.SyncStateWithParent()

Element.Unlink(Element)

Element.UnlinkPads(string, Element, string)

Element.NoMorePadsSignal

Element.OnNoMorePads

Element.PadAddedSignal

Element.OnPadAdded

Element.PadRemovedSignal

Element.OnPadRemoved

Object.CheckUniqueness(List, string)

Object.DefaultDeepNotify(Object, Object, ParamSpec, string[])

Object.RefSink(nint)

Object.AddControlBinding(ControlBinding)

Object.DefaultError(Error, string)

Object.GetControlBinding(string)

Object.GetControlRate()

Object.GetGValueArray(string, ClockTime, ClockTime, Value[])

Object.GetName()

Object.GetParent()

Object.GetPathString()

Object.GetValue(string, ClockTime)

Object.HasActiveControlBindings()

Object.HasAncestor(Object)

Object.HasAsAncestor(Object)

Object.HasAsParent(Object)

Object.Ref()

Object.RemoveControlBinding(ControlBinding)

Object.SetControlBindingDisabled(string, bool)

Object.SetControlBindingsDisabled(bool)

Object.SetControlRate(ClockTime)

Object.SetName(string)

Object.SetParent(Object)

Object.SuggestNextSync()

Object.SyncValues(ClockTime)

Object.Unparent()

Object.Unref()

Object.NamePropertyDefinition

Object.Name

Object.ParentPropertyDefinition

Object.Parent

Object.DeepNotifySignal

Object.OnDeepNotify

Object.Handle

Object.Dispose()

Object.CompatControl(nuint, nint)

Object.InterfaceFindProperty(TypeInterface, string)

Object.InterfaceInstallProperty(TypeInterface, ParamSpec)

Object.AddWeakPointer(ref nint)

Object.BindProperty(string, Object, string, BindingFlags)

Object.BindPropertyFull(string, Object, string, BindingFlags, Closure, Closure)

Object.ForceFloating()

Object.FreezeNotify()

Object.GetData(string)

Object.GetProperty(string, Value)

Object.GetQdata(Quark)

Object.GetValist(string, nint)

Object.Getv(string[], Value[])

Object.IsFloating()

Object.Notify(string)

Object.NotifyByPspec(ParamSpec)

Object.RefSink()

Object.RemoveWeakPointer(ref nint)

Object.RunDispose()

Object.SetData(string, nint)

Object.SetProperty(string, Value)

Object.SetQdata(Quark, nint)

Object.SetValist(string, nint)

Object.Setv(string[], Value[])

Object.StealData(string)

Object.StealQdata(Quark)

Object.TakeRef()

Object.ThawNotify()

Object.WatchClosure(Closure)

Object.NotifySignal

Object.OnNotify

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Constructors

VideoDecoder(params ConstructArgument[])

[Obsolete("Regular C# constructors on native classes will be removed in a future version. Please see the linked documentation for more details. It contains scenarios and possible solutions to prepare for the upcoming changes.", DiagnosticId = "GirCore1007", UrlFormat = "https://gircore.github.io/docs/integration/diagnostic/1007.html")]
public VideoDecoder(params ConstructArgument[] constructArguments)

Parameters

constructArguments ConstructArgument[]

VideoDecoder(CreationData)

[Obsolete("This constructor is a workaround to keep legacy APIs alive. Do not use it.")]
protected VideoDecoder(CreationData data)

Parameters

data CreationData

VideoDecoder(VideoDecoderHandle)

protected VideoDecoder(VideoDecoderHandle handle)

Parameters

handle VideoDecoderHandle

Fields

AutomaticRequestSyncPointFlagsPropertyDefinition

public static readonly Property<VideoDecoderRequestSyncPointFlags, VideoDecoder> AutomaticRequestSyncPointFlagsPropertyDefinition

Field Value

Property<VideoDecoderRequestSyncPointFlags, VideoDecoder>

AutomaticRequestSyncPointsPropertyDefinition

public static readonly Property<bool, VideoDecoder> AutomaticRequestSyncPointsPropertyDefinition

Field Value

Property<bool, VideoDecoder>

DiscardCorruptedFramesPropertyDefinition

public static readonly Property<bool, VideoDecoder> DiscardCorruptedFramesPropertyDefinition

Field Value

Property<bool, VideoDecoder>

MaxErrorsPropertyDefinition

public static readonly Property<int, VideoDecoder> MaxErrorsPropertyDefinition

Field Value

Property<int, VideoDecoder>

MinForceKeyUnitIntervalPropertyDefinition

public static readonly Property<ulong, VideoDecoder> MinForceKeyUnitIntervalPropertyDefinition

Field Value

Property<ulong, VideoDecoder>

QosPropertyDefinition

public static readonly Property<bool, VideoDecoder> QosPropertyDefinition

Field Value

Property<bool, VideoDecoder>

Properties

AutomaticRequestSyncPointFlags

public VideoDecoderRequestSyncPointFlags AutomaticRequestSyncPointFlags { get; set; }

Property Value

VideoDecoderRequestSyncPointFlags

AutomaticRequestSyncPoints

public bool AutomaticRequestSyncPoints { get; set; }

Property Value

bool

DiscardCorruptedFrames

public bool DiscardCorruptedFrames { get; set; }

Property Value

bool

MaxErrors

public int MaxErrors { get; set; }

Property Value

int

MinForceKeyUnitInterval

public ulong MinForceKeyUnitInterval { get; set; }

Property Value

ulong

Qos

public bool Qos { get; set; }

Property Value

bool

Methods

AddToFrame(int)

public void AddToFrame(int nBytes)

Parameters

nBytes int

AllocateOutputBuffer()

public Buffer? AllocateOutputBuffer()

Returns

Buffer

AllocateOutputFrame(VideoCodecFrame)

public FlowReturn AllocateOutputFrame(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

Returns

FlowReturn

AllocateOutputFrameWithParams(VideoCodecFrame, BufferPoolAcquireParams)

[Version("1.12")]
public FlowReturn AllocateOutputFrameWithParams(VideoCodecFrame frame, BufferPoolAcquireParams @params)

Parameters

frame VideoCodecFrame

params BufferPoolAcquireParams

Returns

FlowReturn

DropFrame(VideoCodecFrame)

public FlowReturn DropFrame(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

Returns

FlowReturn

DropSubframe(VideoCodecFrame)

[Version("1.20")]
public FlowReturn DropSubframe(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

Returns

FlowReturn

FinishFrame(VideoCodecFrame)

public FlowReturn FinishFrame(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

Returns

FlowReturn

FinishSubframe(VideoCodecFrame)

[Version("1.20")]
public FlowReturn FinishSubframe(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

Returns

FlowReturn

GetBufferPool()

public BufferPool? GetBufferPool()

Returns

BufferPool

GetEstimateRate()

public int GetEstimateRate()

Returns

int

GetFrame(int)

public VideoCodecFrame? GetFrame(int frameNumber)

Parameters

frameNumber int

Returns

VideoCodecFrame

GetFrames()

public List GetFrames()

Returns

List

GetGType()

public static Type GetGType()

Returns

Type

GetInputSubframeIndex(VideoCodecFrame)

[Version("1.20")]
public uint GetInputSubframeIndex(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

Returns

uint

GetLatency(out ClockTime, out ClockTime)

public void GetLatency(out ClockTime minLatency, out ClockTime maxLatency)

Parameters

minLatency ClockTime

maxLatency ClockTime

GetMaxDecodeTime(VideoCodecFrame)

public ClockTimeDiff GetMaxDecodeTime(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

Returns

ClockTimeDiff

GetMaxErrors()

public int GetMaxErrors()

Returns

int

GetNeedsFormat()

[Version("1.4")]
public bool GetNeedsFormat()

Returns

bool

GetNeedsSyncPoint()

[Version("1.20")]
public bool GetNeedsSyncPoint()

Returns

bool

GetOldestFrame()

public VideoCodecFrame? GetOldestFrame()

Returns

VideoCodecFrame

GetOutputState()

public VideoCodecState? GetOutputState()

Returns

VideoCodecState

GetPacketized()

public bool GetPacketized()

Returns

bool

GetPendingFrameSize()

[Version("1.4")]
public nuint GetPendingFrameSize()

Returns

nuint

GetProcessedSubframeIndex(VideoCodecFrame)

[Version("1.20")]
public uint GetProcessedSubframeIndex(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

Returns

uint

GetQosProportion()

[Version("1.0.3")]
public double GetQosProportion()

Returns

double

GetSubframeMode()

[Version("1.20")]
public bool GetSubframeMode()

Returns

bool

HaveFrame()

public FlowReturn HaveFrame()

Returns

FlowReturn

HaveLastSubframe(VideoCodecFrame)

[Version("1.20")]
public FlowReturn HaveLastSubframe(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

Returns

FlowReturn

MergeTags(TagList?, TagMergeMode)

public void MergeTags(TagList? tags, TagMergeMode mode)

Parameters

tags TagList

mode TagMergeMode

Negotiate()

public bool Negotiate()

Returns

bool

NewFromPointer(nint, bool)

Creates a new managed VideoDecoder instance for a given pointer.

public static VideoDecoder NewFromPointer(nint ptr, bool ownsHandle)

Parameters

ptr nint

ownsHandle bool

Returns

VideoDecoder

NewWithProperties(ConstructArgument[])

Creates a new VideoDecoder and sets the properties specified by the construct arguments.

public static VideoDecoder NewWithProperties(ConstructArgument[] constructArguments)

Parameters

constructArguments ConstructArgument[]

The properties to set.

Returns

VideoDecoder

ProxyGetcaps(Caps?, Caps?)

[Version("1.6")]
public Caps ProxyGetcaps(Caps? caps, Caps? filter)

Parameters

caps Caps

filter Caps

Returns

Caps

ReleaseFrame(VideoCodecFrame)

[Version("1.2.2")]
public void ReleaseFrame(VideoCodecFrame frame)

Parameters

frame VideoCodecFrame

RequestSyncPoint(VideoCodecFrame, VideoDecoderRequestSyncPointFlags)

[Version("1.20")]
public void RequestSyncPoint(VideoCodecFrame frame, VideoDecoderRequestSyncPointFlags flags)

Parameters

frame VideoCodecFrame

flags VideoDecoderRequestSyncPointFlags

SetEstimateRate(bool)

public void SetEstimateRate(bool enabled)

Parameters

enabled bool

SetInterlacedOutputState(VideoFormat, VideoInterlaceMode, uint, uint, VideoCodecState?)

[Version("1.16.")]
public VideoCodecState? SetInterlacedOutputState(VideoFormat fmt, VideoInterlaceMode interlaceMode, uint width, uint height, VideoCodecState? reference)

Parameters

fmt VideoFormat

interlaceMode VideoInterlaceMode

width uint

height uint

reference VideoCodecState

Returns

VideoCodecState

SetLatency(ClockTime, ClockTime)

public void SetLatency(ClockTime minLatency, ClockTime maxLatency)

Parameters

minLatency ClockTime

maxLatency ClockTime

SetMaxErrors(int)

public void SetMaxErrors(int num)

Parameters

num int

SetNeedsFormat(bool)

[Version("1.4")]
public void SetNeedsFormat(bool enabled)

Parameters

enabled bool

SetNeedsSyncPoint(bool)

[Version("1.20")]
public void SetNeedsSyncPoint(bool enabled)

Parameters

enabled bool

SetOutputState(VideoFormat, uint, uint, VideoCodecState?)

public VideoCodecState? SetOutputState(VideoFormat fmt, uint width, uint height, VideoCodecState? reference)

Parameters

fmt VideoFormat

width uint

height uint

reference VideoCodecState

Returns

VideoCodecState

SetPacketized(bool)

public void SetPacketized(bool packetized)

Parameters

packetized bool

SetSubframeMode(bool)

[Version("1.20")]
public void SetSubframeMode(bool subframeMode)

Parameters

subframeMode bool

SetUseDefaultPadAcceptcaps(bool)

[Version("1.6")]
public void SetUseDefaultPadAcceptcaps(bool use)

Parameters

use bool