类 VideoTexture

En

VideoTexture Multimedia texture

Zh

VideoTexture 多媒体纹理

层级 (查看层级一览)

属性

_id destroyedImmediately element hdrEncodeFormat lock? name? url uuid DEBUG videoEvent_update

访问器

anisoLevel baseMipmapLevel buffered compareMode cpuMemory currentSrc currentTime defaultTexture deps destroyed dimension duration ended error filterMode format frameRender gammaCorrection gammaSpace gpuMemory height id loop maxMipmapLevel mipmap mipmapCount muted obsolute paused playbackRate preload readyState referenceCount seekable seeking source updateFrame useFrame videoHeight videoWidth volume width wrapModeU wrapModeV wrapModeW cpuMemory gpuMemory

方法

_addReference _clearReference _removeReference _setCPUMemory _setCreateURL _setGPUMemory addDep addDeps canPlayType destroy event gpuCompressFormat hasListener isCreateFromURL load loadedmetadata off offAll offAllCaller on once pause play destroyUnusedResources

属性

_id

_id: number = 0

destroyedImmediately

destroyedImmediately: boolean

En

Whether to delete the resource immediately when the reference count is 0.

Zh

是否在引用计数为0的时候立马删除他

只读element

element: HTMLVideoElement

hdrEncodeFormat

hdrEncodeFormat: HDREncodeFormat

En

hdr encode format

Zh

hdr编码格式

可选lock

lock?: boolean

En

Whether to lock the resource, if true, the resource cannot be automatically released.

Zh

是否加锁，如果true为不能使用自动释放机制。

可选name

name?: string

En

The name of the resource.

Zh

资源名称。

url

url: string

En

The URL of the resource.

Zh

获取资源的URL地址。

uuid

uuid: string

En

The UUID of the resource.

Zh

获取资源的UUID。

静态DEBUG

DEBUG: boolean = false

En

Whether the debug mode is enabled.

Zh

是否开启调试模式。

静态videoEvent_update

videoEvent_update: string = "videoUpdate"

访问器

anisoLevel

baseMipmapLevel

buffered

  • get buffered(): any

    返回 any

    The TimeRanges object

    En

    Get the TimeRanges object representing the buffered parts of the audio/video The TimeRanges object represents the buffered time ranges of the audio/video. If the user skips around in the audio/video, multiple buffered ranges may be created. buffered.length returns the number of buffered ranges. To get the first buffered range, use buffered.start(0) and buffered.end(0). Values are in seconds.

    Zh

    获取表示音视频已缓冲部分的 TimeRanges 对象 TimeRanges 对象表示用户的音视频缓冲范围。缓冲范围指的是已缓冲音视频的时间范围。如果用户在音视频中跳跃播放，会得到多个缓冲范围。 buffered.length 返回缓冲范围个数。如获取第一个缓冲范围则是 buffered.start(0) 和 buffered.end(0)。以秒计。

compareMode

cpuMemory

currentSrc

currentTime

defaultTexture

deps

destroyed

dimension

duration

  • get duration(): number

    返回 number

    En

    The duration of the video in seconds. Available after the ready event is triggered.

    Zh

    视频长度（秒）。ready 事件触发后可用。

ended

error

  • get error(): MediaError

    返回 MediaError

    En

    Return the MediaError object representing the error state of the audio/video

    Zh

    返回表示音频/视频错误状态的 MediaError 对象

filterMode

format

frameRender

gammaCorrection

gammaSpace

gpuMemory

height

id

loop

maxMipmapLevel

mipmap

mipmapCount

muted

obsolute

  • get obsolute(): boolean

    返回 boolean

    En

    If a cached resource observer is set to true, then:

      1. getRes will still return this resource;
      1. next time loading will ignore this cached resource and reload it.

    Zh

    如果设置一个已缓存的资源obsolute为true，则

    • 1）getRes仍然可以返回这个资源；
    • 2）下次加载时会忽略这个缓存而去重新加载。。
  • set obsolute(value: boolean): void

    参数

    • value: boolean

    返回 void

paused

playbackRate

  • get playbackRate(): number

    返回 number

    En

    The current playback speed of the audio/video. For example:

    • 1.0: Normal speed
    • 0.5: Half speed (slower)
    • 2.0: Double speed (faster)
    • -1.0: Backwards, normal speed
    • -0.5: Backwards, half speed Note: Only Google Chrome and Safari support the playbackRate property.

    Zh

    音频/视频的当前播放速度。如：

    • 1.0：正常速度
    • 0.5：半速（更慢）
    • 2.0：倍速（更快）
    • -1.0：向后，正常速度
    • -0.5：向后，半速 注意：只有 Google Chrome 和 Safari 支持 playbackRate 属性。
  • set playbackRate(value: number): void

    参数

    • value: number

    返回 void

preload

  • get preload(): string

    返回 string

    En

    The preload attribute of the video. Possible values:

    • "auto": Indicates that the video should be loaded as soon as the page loads
    • "metadata": Indicates that only metadata should be loaded when the page loads
    • "none": Indicates that the video should not be loaded when the page loads

    Zh

    视频的预加载属性。可赋值如下：

    • "auto"：指示一旦页面加载，则开始加载视频
    • "metadata"：指示当页面加载后仅加载音频/视频的元数据
    • "none"：指示页面加载后不应加载音频/视频
  • set preload(value: string): void

    参数

    • value: string

    返回 void

readyState

  • get readyState(): any

    返回 any

    En

    The readiness state of the video element:

    • 0 = HAVE_NOTHING - No information is available about the audio/video
    • 1 = HAVE_METADATA - Metadata for the audio/video is ready
    • 2 = HAVE_CURRENT_DATA - Data for the current playback position is available, but not enough to play the next frame/millisecond
    • 3 = HAVE_FUTURE_DATA - Data for the current and at least the next frame is available
    • 4 = HAVE_ENOUGH_DATA - Enough data is available to start playing

    Zh

    视频元素的就绪状态：

    • 0 = HAVE_NOTHING - 没有关于音频/视频是否就绪的信息
    • 1 = HAVE_METADATA - 关于音频/视频就绪的元数据
    • 2 = HAVE_CURRENT_DATA - 关于当前播放位置的数据是可用的，但没有足够的数据来播放下一帧/毫秒
    • 3 = HAVE_FUTURE_DATA - 当前及至少下一帧的数据是可用的
    • 4 = HAVE_ENOUGH_DATA - 可用数据足以开始播放

referenceCount

seekable

seeking

  • get seeking(): boolean

    返回 boolean

    En

    Returns whether the user is currently seeking in the audio/video. Seeking refers to the user moving/jumping to a new position in the audio/video.

    Zh

    返回用户目前是否在音频/视频中寻址。 寻址（Seeking）指的是用户在音频/视频中移动/跳跃到新的位置。

source

updateFrame

useFrame

videoHeight

  • get videoHeight(): number

    返回 number

    En

    The height of the video source. Available after the ready event is triggered.

    Zh

    视频源高度。ready 事件触发后可用。

videoWidth

  • get videoWidth(): number

    返回 number

    En

    The width of the video source. Available after the ready event is triggered.

    Zh

    视频源宽度。ready 事件触发后可用。

volume

width

wrapModeU

wrapModeV

wrapModeW

静态cpuMemory

静态gpuMemory

方法

_addReference

  • _addReference(count?: number): void

    参数

    • count: number = 1

      The amount by which to increment the reference count, default is 1.

    返回 void

    En

    Increments the reference count of the resource by the specified amount.

    Zh

    按指定数量增加资源的引用计数。

_clearReference

_removeReference

  • _removeReference(count?: number): void

    参数

    • count: number = 1

      The amount by which to decrement the reference count, default is 1.

    返回 void

    En

    Decrements the reference count of the resource by the specified amount. If the reference count reaches zero and certain conditions are met, the resource may be destroyed.

    Zh

    按指定数量减少资源的引用计数。如果引用计数达到零并且满足特定条件，资源可能会被销毁。

_setCPUMemory

_setCreateURL

  • _setCreateURL(url: string, uuid?: string): void

    参数

    • url: string

      The URL used to create the resource.

    • 可选uuid: string

      The optional UUID of the resource.

    返回 void

    En

    Sets the URL and UUID used to create this resource.

    Zh

    设置用于创建此资源的 URL 和 UUID。

_setGPUMemory

addDep

addDeps

canPlayType

  • canPlayType(type: string): CanPlayTypeResult

    参数

    • type: string

      Video format type, such as "mp4", "ogg", "webm", "m3u8", etc.

    返回 CanPlayTypeResult

    The level of support. Possible values:

    • "probably": The browser most likely supports this audio/video type
    • "maybe": The browser might support this audio/video type
    • "": (empty string) The browser does not support this audio/video type

    En

    Check if the specified video format is supported for playback

    Zh

    检测是否支持播放指定格式视频

destroy

event

  • event(type: string, data?: any): boolean

    参数

    • type: string

      The type of event.

    • 可选data: any

      (Optional) Data to pass to the callback. If multiple parameters p1, p2, p3, ... need to be passed, use an array structure such as [p1, p2, p3, ...]. If a single parameter p needs to be passed and p is an array, use a structure such as [p]. For other single parameters p, you can directly pass parameter p. If data is Event.EMPTY, it means passing an Event object to the callback function. Note that it is not passing Event.TEMP, but an independent Event object.

    返回 boolean

    True if there are listeners for this event type, false otherwise.

    En

    Dispatch an event.

    Zh

    派发事件。

gpuCompressFormat

hasListener

  • hasListener(type: string): boolean

    参数

    • type: string

      The type of event.

    返回 boolean

    True if a listener of the specified type is registered, false otherwise.

    En

    Check if the EventDispatcher object has any listeners registered for a specific type of event.

    Zh

    检查 EventDispatcher 对象是否为特定事件类型注册了任何侦听器。

isCreateFromURL

  • isCreateFromURL(url: string): boolean

    参数

    • url: string

      The URL to check against the resource's creation URL.

    返回 boolean

    True if the resource is created from the specified URL, otherwise false.

    En

    Checks if the resource is created from the specified URL.

    Zh

    检查资源是否从指定的 URL 创建。

load

loadedmetadata

  • loadedmetadata(): void

    返回 void

    En

    Handle the loadedmetadata event of the video element. Processes the initialization work after the video resource is loaded, ensuring that necessary texture and playback settings are made so that the video can be properly handled during rendering.

    Zh

    视频元素的 loadedmetadata 事件的回调方法。 处理视频资源加载完毕后的初始化工作，用于在视频正确加载后，做必要的纹理和播放设置，确保视频能在渲染时被正确处理。

off

offAll

offAllCaller

on

  • on(type: string, listener: Function): EventDispatcher

    参数

    • type: string

      The type of event.

    • listener: Function

      The listener function.

    返回 EventDispatcher

    This EventDispatcher object.

    En

    Register an event listener object with the EventDispatcher object so that the listener receives event notifications.

    Zh

    使用 EventDispatcher 对象注册指定类型的事件侦听器对象，以使侦听器能够接收事件通知。

  • on(type: string, caller: any, listener: Function, args?: any[]): EventDispatcher

    参数

    • type: string

      The type of event.

    • caller: any

      The execution scope of the event listener function.

    • listener: Function

      The listener function.

    • 可选args: any[]

      (Optional) The callback parameters of the event listener function.

    返回 EventDispatcher

    This EventDispatcher object.

    En

    Register an event listener object with the EventDispatcher object so that the listener receives event notifications.

    Zh

    使用 EventDispatcher 对象注册指定类型的事件侦听器对象，以使侦听器能够接收事件通知。

once

  • once(type: string, listener: Function): EventDispatcher

    参数

    • type: string

      The type of event.

    • listener: Function

      The listener function.

    返回 EventDispatcher

    This EventDispatcher object.

    En

    Register an event listener object with the EventDispatcher object so that the listener receives event notifications. This event listener responds once and is automatically removed after the first call.

    Zh

    使用 EventDispatcher 对象注册指定类型的事件侦听器对象，以使侦听器能够接收事件通知，此侦听事件响应一次后自动移除。

  • once(
        type: string,
        caller: any,
        listener: Function,
        args?: any[],
    ): EventDispatcher

    参数

    • type: string

      The type of event.

    • caller: any

      The execution scope of the event listener function.

    • listener: Function

      The listener function.

    • 可选args: any[]

      (Optional) The callback parameters of the event listener function.

    返回 EventDispatcher

    This EventDispatcher object.

    En

    Register an event listener object with the EventDispatcher object so that the listener receives event notifications. This event listener responds once and is automatically removed after the first call.

    Zh

    使用 EventDispatcher 对象注册指定类型的事件侦听器对象，以使侦听器能够接收事件通知，此侦听事件响应一次后自动移除。

pause

play

静态destroyUnusedResources

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属性
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方法