streampack-core/io.github.thibaultbee.streampack.core.elements.processing.video/OpenGlRenderer

OpenGlRenderer

OpenGLRenderer renders texture image to the output surface.

OpenGLRenderer's methods must run on the same thread, so called GL thread. The GL thread is locked as the thread running the .init method, otherwise an IllegalStateException will be thrown when other methods are called.

Constructors

OpenGlRenderer

constructor()

Types

Companion

object Companion

Properties

mCurrentInputformat

protected var mCurrentInputformat: GLUtils.InputFormat

mCurrentProgram

protected var mCurrentProgram: GLUtils.Program2D?

mCurrentSurface

protected var mCurrentSurface: Surface?

mEglConfig

protected var mEglConfig: EGLConfig?

mEglContext

protected var mEglContext: EGLContext

mEglDisplay

protected var mEglDisplay: EGLDisplay

mGlThread

protected var mGlThread: Thread?

mInitialized

protected val mInitialized: AtomicBoolean

mOutputSurfaceMap

protected val mOutputSurfaceMap: MutableMap<Surface, OutputSurface>

mProgramHandles

protected var mProgramHandles: Map<GLUtils.InputFormat, GLUtils.Program2D>

mSurfaceAttrib

protected var mSurfaceAttrib: IntArray

mTempSurface

protected var mTempSurface: EGLSurface

textureName

val textureName: Int

Functions

createOutputSurfaceInternal

protected fun createOutputSurfaceInternal(surface: Surface, viewportRect: Rect): OutputSurface?

getOutSurfaceOrThrow

protected fun getOutSurfaceOrThrow(surface: Surface): OutputSurface

init

fun init(dynamicRange: DynamicRangeProfile): GraphicDeviceInfo

fun init(dynamicRange: DynamicRangeProfile, shaderOverrides: Map<GLUtils.InputFormat?, ShaderProvider?>): GraphicDeviceInfo

Initializes the OpenGLRenderer

makeCurrent

protected fun makeCurrent(eglSurface: EGLSurface)

registerOutputSurface

fun registerOutputSurface(surface: Surface)

release

fun release()

Releases the OpenGLRenderer

removeOutputSurfaceInternal

protected fun removeOutputSurfaceInternal(surface: Surface, unregister: Boolean)

render

fun render(timestampNs: Long, textureTransform: FloatArray, surface: Surface, viewportRect: Rect)

Renders the texture image to the output surface.

setInputFormat

fun setInputFormat(inputFormat: GLUtils.InputFormat)

Sets the input format.

unregisterOutputSurface

fun unregisterOutputSurface(surface: Surface)

Unregister the output surface.

useAndConfigureProgramWithTexture

protected fun useAndConfigureProgramWithTexture(textureId: Int)