ts::DirectShowFilterCategory Class Reference

A class which instanciates all DirectShow devices in a given category (Windows-specific). More...

#include <tsDirectShowFilterCategory.h>

Public Member Functions
	DirectShowFilterCategory (const ::GUID &category, Report &report)
	Constructor from a device category.
	DirectShowFilterCategory (Report &report)
	Constructor.
	~DirectShowFilterCategory ()
	Destructor.
void	clear ()
	Clear all devices instances.
bool	empty () const
	Check if the set of filters is empty.
ComPtr<::IBaseFilter >	filter (size_t index) const
	Get a pointer to the IBaseFilter of a device.
bool	getAllFiltersInstance (const ::GUID &category)
	Build an instance of all filters of the specified category.
UString	name (size_t index) const
	Get the name of a device.
size_t	size () const
	Get the number of instantiated devices.

Detailed Description

A class which instanciates all DirectShow devices in a given category (Windows-specific).

Constructor & Destructor Documentation

DirectShowFilterCategory() [1/2]

ts::DirectShowFilterCategory::DirectShowFilterCategory ( Report &  report )

inline

Constructor.

Parameters

[in,out]

report

Where to report errors.

DirectShowFilterCategory() [2/2]

ts::DirectShowFilterCategory::DirectShowFilterCategory	(	const ::GUID &	category,
		Report &	report
	)

Constructor from a device category.

Parameters

[in]	category	GUID of the device category.
[in,out]	report	Where to report errors.

Member Function Documentation

getAllFiltersInstance()

bool ts::DirectShowFilterCategory::getAllFiltersInstance

(

const ::GUID &

category

)

Build an instance of all filters of the specified category.

Parameters

[in]

category

GUID of the device category.

Returns

True on success, false on error.

empty()

bool ts::DirectShowFilterCategory::empty ( ) const

inline

Check if the set of filters is empty.

Returns

True if there is no filter in the category.

size()

size_t ts::DirectShowFilterCategory::size ( ) const

inline

Get the number of instantiated devices.

Returns

The number of instanciated devices.

name()

UString ts::DirectShowFilterCategory::name ( size_t  index ) const

inline

Get the name of a device.

Parameters

[in]

index

Index of the device, from 0 to size()-1.

Returns

The name of the device or an empty string if index is out of range.

filter()

ComPtr<::IBaseFilter > ts::DirectShowFilterCategory::filter ( size_t  index ) const

inline

Get a pointer to the IBaseFilter of a device.

Parameters

[in]

index

Index of the device, from 0 to size()-1.

Returns

The pointer to the IBaseFilter of the device or a null pointer if index is out of range.

---

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

• tsDirectShowFilterCategory.h