VideoComponent::Pimpl::DirectShowContext Struct Reference

Inheritance diagram for VideoComponent::Pimpl::DirectShowContext:

Collaboration diagram for VideoComponent::Pimpl::DirectShowContext:

Classes
struct	NativeWindow
struct	NativeWindowClass

Public Types
enum	State {   uninitializedState,   runningState,   pausedState,   stoppedState }

Public Member Functions
	DirectShowContext (Pimpl &c)
	~DirectShowContext () override
void	displayResolutionChanged ()
double	getDuration () const
double	getPosition () const
double	getSpeed () const
Rectangle< int >	getVideoSize () const noexcept
float	getVolume () const
void	graphEventProc ()
void	handleAsyncUpdate () override
Result	loadFile (const String &fileOrURLPath)
void	pause ()
void	peerChanged ()
void	play ()
void	recreateNativeWindowAsync ()
void	release ()
void	repaint ()
void	setPosition (double seconds)
void	setSpeed (double newSpeed)
void	setVolume (float newVolume)
void	showWindow (bool shouldBeVisible)
void	stop ()
void	updateContextPosition ()
void	updateVideoPosition ()
void	updateWindowPosition (const Rectangle< int > &newBounds)

Static Public Member Functions
static long	convertToDShowVolume (float vol) noexcept
static Result	getErrorMessageFromResult (HRESULT hr)

Public Attributes
State	state = uninitializedState

Private Types
enum	{ graphEventID = WM_APP + 0x43f0 }

Private Member Functions
bool	createNativeWindow ()
void	deleteNativeWindow ()
bool	isRendererConnected ()

Private Attributes
ComSmartPtr< ComTypes::IBaseFilter >	baseFilter
ComSmartPtr< ComTypes::IBasicAudio >	basicAudio
Pimpl &	component
ComSmartPtr< ComTypes::IGraphBuilder >	graphBuilder
bool	hasVideo = false
HDC	hdc = {}
HWND	hwnd = {}
ComSmartPtr< ComTypes::IMediaControl >	mediaControl
ComSmartPtr< ComTypes::IMediaEventEx >	mediaEvent
ComSmartPtr< ComTypes::IMediaPosition >	mediaPosition
std::unique_ptr< NativeWindow >	nativeWindow
bool	needToRecreateNativeWindow = false
bool	needToUpdateViewport = true
std::unique_ptr< VideoRenderers::Base >	videoRenderer

Member Enumeration Documentation

anonymous enum

anonymous enum

private

Enumerator
graphEventID

State

enum VideoComponent::Pimpl::DirectShowContext::State

Enumerator
uninitializedState
runningState
pausedState
stoppedState

Constructor & Destructor Documentation

DirectShowContext()

VideoComponent::Pimpl::DirectShowContext::DirectShowContext ( Pimpl &  c )

inline

References juce::ignoreUnused().

~DirectShowContext()

VideoComponent::Pimpl::DirectShowContext::~DirectShowContext ( )

inlineoverride

References release().

Member Function Documentation

convertToDShowVolume()

static long VideoComponent::Pimpl::DirectShowContext::convertToDShowVolume ( float  vol )

inlinestaticnoexcept

References juce::gl::f, and juce::roundToInt().

Referenced by setVolume().

createNativeWindow()

bool VideoComponent::Pimpl::DirectShowContext::createNativeWindow ( )

inlineprivate

References component, VideoComponent::Pimpl::currentPeer, hdc, hwnd, jassert, jassertfalse, nativeWindow, VideoComponent::Pimpl::updateContextPosition(), and VideoComponent::Pimpl::updateContextVisibility().

Referenced by loadFile(), and peerChanged().

deleteNativeWindow()

void VideoComponent::Pimpl::DirectShowContext::deleteNativeWindow ( )

inlineprivate

References hdc, hwnd, jassert, and nativeWindow.

Referenced by peerChanged(), and release().

displayResolutionChanged()

void VideoComponent::Pimpl::DirectShowContext::displayResolutionChanged ( )

inline

References hasVideo, and videoRenderer.

getDuration()

double VideoComponent::Pimpl::DirectShowContext::getDuration ( ) const

inline

References mediaPosition.

getErrorMessageFromResult()

static Result VideoComponent::Pimpl::DirectShowContext::getErrorMessageFromResult ( HRESULT  hr )

inlinestatic

References juce::numElementsInArray(), juce::ComTypes::VFW_E_CANNOT_CONNECT, juce::ComTypes::VFW_E_CANNOT_LOAD_SOURCE_FILTER, juce::ComTypes::VFW_E_INVALID_FILE_FORMAT, juce::ComTypes::VFW_E_NOT_FOUND, juce::ComTypes::VFW_E_UNKNOWN_FILE_TYPE, and juce::ComTypes::VFW_E_UNSUPPORTED_STREAM.

Referenced by graphEventProc(), and loadFile().

getPosition()

double VideoComponent::Pimpl::DirectShowContext::getPosition ( ) const

inline

References mediaPosition.

getSpeed()

double VideoComponent::Pimpl::DirectShowContext::getSpeed ( ) const

inline

References mediaPosition.

getVideoSize()

Rectangle<int> VideoComponent::Pimpl::DirectShowContext::getVideoSize ( ) const

inlinenoexcept

References hasVideo, juce::gl::height, int(), videoRenderer, and juce::gl::width.

getVolume()

float VideoComponent::Pimpl::DirectShowContext::getVolume ( ) const

inline

References basicAudio, and juce::gl::f.

graphEventProc()

void VideoComponent::Pimpl::DirectShowContext::graphEventProc ( )

inline

References VideoComponent::Pimpl::close(), component, juce::ComTypes::EC_COMPLETE, juce::ComTypes::EC_ERRORABORT, juce::ComTypes::EC_ERRORABORTEX, juce::ComTypes::EC_REPAINT, juce::ComTypes::EC_STATE_CHANGE, juce::ComTypes::EC_USERABORT, VideoComponent::Pimpl::errorOccurred(), getErrorMessageFromResult(), jassert, mediaEvent, VideoComponent::Pimpl::playbackStarted(), VideoComponent::Pimpl::playbackStopped(), VideoComponent::Pimpl::setPosition(), juce::ComTypes::State_Paused, juce::ComTypes::State_Running, and VideoComponent::Pimpl::stop().

handleAsyncUpdate()

void VideoComponent::Pimpl::DirectShowContext::handleAsyncUpdate ( )

inlineoverride

References hwnd, needToRecreateNativeWindow, needToUpdateViewport, peerChanged(), repaint(), and updateVideoPosition().

isRendererConnected()

bool VideoComponent::Pimpl::DirectShowContext::isRendererConnected ( )

inlineprivate

References baseFilter, juce::ComTypes::PINDIR_INPUT, and juce::ComTypes::VFW_E_NOT_CONNECTED.

Referenced by loadFile().

loadFile()

Result VideoComponent::Pimpl::DirectShowContext::loadFile ( const String &  fileOrURLPath )

inline

References baseFilter, basicAudio, juce::ComTypes::CLSID_FilterGraph, createNativeWindow(), juce::ComTypes::EC_STATE_CHANGE, getErrorMessageFromResult(), graphBuilder, graphEventID, hasVideo, hwnd, isRendererConnected(), jassert, mediaControl, mediaEvent, mediaPosition, pause(), release(), state, stoppedState, uninitializedState, and videoRenderer.

pause()

void VideoComponent::Pimpl::DirectShowContext::pause ( )

inline

References mediaControl, pausedState, and state.

Referenced by loadFile().

peerChanged()

void VideoComponent::Pimpl::DirectShowContext::peerChanged ( )

inline

References createNativeWindow(), deleteNativeWindow(), juce::ComTypes::EC_STATE_CHANGE, graphEventID, hwnd, mediaEvent, and videoRenderer.

Referenced by handleAsyncUpdate().

play()

void VideoComponent::Pimpl::DirectShowContext::play ( )

inline

References mediaControl, runningState, and state.

recreateNativeWindowAsync()

void VideoComponent::Pimpl::DirectShowContext::recreateNativeWindowAsync ( )

inline

References needToRecreateNativeWindow.

release()

void VideoComponent::Pimpl::DirectShowContext::release ( )

inline

References baseFilter, basicAudio, deleteNativeWindow(), graphBuilder, hasVideo, mediaControl, mediaEvent, mediaPosition, nativeWindow, state, uninitializedState, and videoRenderer.

Referenced by loadFile(), and ~DirectShowContext().

repaint()

void VideoComponent::Pimpl::DirectShowContext::repaint ( )

inline

References hasVideo, nativeWindow, and videoRenderer.

Referenced by handleAsyncUpdate().

setPosition()

void VideoComponent::Pimpl::DirectShowContext::setPosition ( double  seconds )

inline

References mediaPosition.

setSpeed()

void VideoComponent::Pimpl::DirectShowContext::setSpeed ( double  newSpeed )

inline

References mediaPosition.

setVolume()

void VideoComponent::Pimpl::DirectShowContext::setVolume ( float  newVolume )

inline

References basicAudio, and convertToDShowVolume().

showWindow()

void VideoComponent::Pimpl::DirectShowContext::showWindow ( bool  shouldBeVisible )

inline

References nativeWindow.

stop()

void VideoComponent::Pimpl::DirectShowContext::stop ( )

inline

References mediaControl, state, and stoppedState.

updateContextPosition()

void VideoComponent::Pimpl::DirectShowContext::updateContextPosition ( )

inline

References needToUpdateViewport.

updateVideoPosition()

void VideoComponent::Pimpl::DirectShowContext::updateVideoPosition ( )

inline

References hasVideo, nativeWindow, and videoRenderer.

Referenced by handleAsyncUpdate().

updateWindowPosition()

void VideoComponent::Pimpl::DirectShowContext::updateWindowPosition ( const Rectangle< int > &  newBounds )

inline

References nativeWindow.

Member Data Documentation

baseFilter

ComSmartPtr<ComTypes::IBaseFilter> VideoComponent::Pimpl::DirectShowContext::baseFilter

private

Referenced by isRendererConnected(), loadFile(), and release().

basicAudio

ComSmartPtr<ComTypes::IBasicAudio> VideoComponent::Pimpl::DirectShowContext::basicAudio

private

Referenced by getVolume(), loadFile(), release(), and setVolume().

component

Pimpl& VideoComponent::Pimpl::DirectShowContext::component

private

Referenced by createNativeWindow(), and graphEventProc().

graphBuilder

ComSmartPtr<ComTypes::IGraphBuilder> VideoComponent::Pimpl::DirectShowContext::graphBuilder

private

Referenced by loadFile(), and release().

hasVideo

bool VideoComponent::Pimpl::DirectShowContext::hasVideo = false

private

Referenced by displayResolutionChanged(), getVideoSize(), loadFile(), release(), repaint(), and updateVideoPosition().

hdc

HDC VideoComponent::Pimpl::DirectShowContext::hdc = {}

private

Referenced by createNativeWindow(), and deleteNativeWindow().

hwnd

HWND VideoComponent::Pimpl::DirectShowContext::hwnd = {}

private

Referenced by createNativeWindow(), deleteNativeWindow(), handleAsyncUpdate(), loadFile(), peerChanged(), and VideoComponent::Pimpl::DirectShowContext::NativeWindowClass::wndProc().

mediaControl

ComSmartPtr<ComTypes::IMediaControl> VideoComponent::Pimpl::DirectShowContext::mediaControl

private

Referenced by loadFile(), pause(), play(), release(), and stop().

mediaEvent

ComSmartPtr<ComTypes::IMediaEventEx> VideoComponent::Pimpl::DirectShowContext::mediaEvent

private

Referenced by graphEventProc(), loadFile(), peerChanged(), and release().

mediaPosition

ComSmartPtr<ComTypes::IMediaPosition> VideoComponent::Pimpl::DirectShowContext::mediaPosition

private

Referenced by getDuration(), getPosition(), getSpeed(), loadFile(), release(), setPosition(), and setSpeed().

nativeWindow

std::unique_ptr<NativeWindow> VideoComponent::Pimpl::DirectShowContext::nativeWindow

private

Referenced by createNativeWindow(), deleteNativeWindow(), release(), repaint(), showWindow(), updateVideoPosition(), and updateWindowPosition().

needToRecreateNativeWindow

bool VideoComponent::Pimpl::DirectShowContext::needToRecreateNativeWindow = false

private

Referenced by handleAsyncUpdate(), and recreateNativeWindowAsync().

needToUpdateViewport

bool VideoComponent::Pimpl::DirectShowContext::needToUpdateViewport = true

private

Referenced by handleAsyncUpdate(), and updateContextPosition().

state

State VideoComponent::Pimpl::DirectShowContext::state = uninitializedState

Referenced by loadFile(), pause(), play(), release(), and stop().

videoRenderer

std::unique_ptr<VideoRenderers::Base> VideoComponent::Pimpl::DirectShowContext::videoRenderer

private

Referenced by displayResolutionChanged(), getVideoSize(), loadFile(), peerChanged(), release(), repaint(), and updateVideoPosition().

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The documentation for this struct was generated from the following file:

• juce_win32_Video.h