#include "avdevice.h"
#include <windows.h>
#include <dshow.h>
#include <dvdmedia.h>
#include "libavcodec/internal.h"

Go to the source code of this file.

Data Structures
struct	GUIDoffset

struct	libAVPin

struct	libAVEnumPins

struct	libAVEnumMediaTypes

struct	libAVFilter

struct	dshow_ctx

Macros
#define	DSHOWDEBUG 0

#define	COBJMACROS

#define	WIN32_LEAN_AND_MEAN

#define	NO_DSHOW_STRSAFE

#define	EC_DEVICE_LOST 0x1f

#define	dshowdebug(...) ff_dlog(&ff_dshow_context_class_ptr, __VA_ARGS__)

#define	DECLARE_QUERYINTERFACE(class,...)

#define	DECLARE_ADDREF(class)

#define	DECLARE_RELEASE(class)

#define	DECLARE_DESTROY(class, func)

#define	DECLARE_CREATE(class, setup,...)

#define	SETVTBL(vtbl, class, fn) do { (vtbl)->fn = (void *) class##_##fn; } while(0)

Typedefs
typedef struct libAVMemInputPin	libAVMemInputPin

Enumerations
enum	dshowDeviceType { VideoDevice = 0, AudioDevice = 1 }

enum	dshowSourceFilterType { VideoSourceDevice = 0, AudioSourceDevice = 1 }

Functions
long	ff_copy_dshow_media_type (AM_MEDIA_TYPE dst, const AM_MEDIA_TYPE src)

void	ff_print_VIDEO_STREAM_CONFIG_CAPS (const VIDEO_STREAM_CONFIG_CAPS *caps)

void	ff_print_AUDIO_STREAM_CONFIG_CAPS (const AUDIO_STREAM_CONFIG_CAPS *caps)

void	ff_print_AM_MEDIA_TYPE (const AM_MEDIA_TYPE *type)

void	ff_printGUID (const GUID *g)

static void	nothing (void *foo)

long WINAPI	libAVPin_QueryInterface (libAVPin , const GUID , void **)

unsigned long WINAPI	libAVPin_AddRef (libAVPin *)

unsigned long WINAPI	libAVPin_Release (libAVPin *)

long WINAPI	libAVPin_Connect (libAVPin , IPin , const AM_MEDIA_TYPE *)

long WINAPI	libAVPin_ReceiveConnection (libAVPin , IPin , const AM_MEDIA_TYPE *)

long WINAPI	libAVPin_Disconnect (libAVPin *)

long WINAPI	libAVPin_ConnectedTo (libAVPin , IPin *)

long WINAPI	libAVPin_ConnectionMediaType (libAVPin , AM_MEDIA_TYPE )

long WINAPI	libAVPin_QueryPinInfo (libAVPin , PIN_INFO )

long WINAPI	libAVPin_QueryDirection (libAVPin , PIN_DIRECTION )

long WINAPI	libAVPin_QueryId (libAVPin , wchar_t *)

long WINAPI	libAVPin_QueryAccept (libAVPin , const AM_MEDIA_TYPE )

long WINAPI	libAVPin_EnumMediaTypes (libAVPin , IEnumMediaTypes *)

long WINAPI	libAVPin_QueryInternalConnections (libAVPin , IPin , unsigned long )

long WINAPI	libAVPin_EndOfStream (libAVPin *)

long WINAPI	libAVPin_BeginFlush (libAVPin *)

long WINAPI	libAVPin_EndFlush (libAVPin *)

long WINAPI	libAVPin_NewSegment (libAVPin *, REFERENCE_TIME, REFERENCE_TIME, double)

long WINAPI	libAVMemInputPin_QueryInterface (libAVMemInputPin , const GUID , void **)

unsigned long WINAPI	libAVMemInputPin_AddRef (libAVMemInputPin *)

unsigned long WINAPI	libAVMemInputPin_Release (libAVMemInputPin *)

long WINAPI	libAVMemInputPin_GetAllocator (libAVMemInputPin , IMemAllocator *)

long WINAPI	libAVMemInputPin_NotifyAllocator (libAVMemInputPin , IMemAllocator , BOOL)

long WINAPI	libAVMemInputPin_GetAllocatorRequirements (libAVMemInputPin , ALLOCATOR_PROPERTIES )

long WINAPI	libAVMemInputPin_Receive (libAVMemInputPin , IMediaSample )

long WINAPI	libAVMemInputPin_ReceiveMultiple (libAVMemInputPin , IMediaSample , long, long )

long WINAPI	libAVMemInputPin_ReceiveCanBlock (libAVMemInputPin *)

void	libAVPin_Destroy (libAVPin *)

libAVPin *	libAVPin_Create (libAVFilter *filter)

void	libAVMemInputPin_Destroy (libAVMemInputPin *)

long WINAPI	libAVEnumPins_QueryInterface (libAVEnumPins , const GUID , void **)

unsigned long WINAPI	libAVEnumPins_AddRef (libAVEnumPins *)

unsigned long WINAPI	libAVEnumPins_Release (libAVEnumPins *)

long WINAPI	libAVEnumPins_Next (libAVEnumPins , unsigned long, IPin , unsigned long )

long WINAPI	libAVEnumPins_Skip (libAVEnumPins *, unsigned long)

long WINAPI	libAVEnumPins_Reset (libAVEnumPins *)

long WINAPI	libAVEnumPins_Clone (libAVEnumPins , libAVEnumPins *)

void	libAVEnumPins_Destroy (libAVEnumPins *)

libAVEnumPins *	libAVEnumPins_Create (libAVPin pin, libAVFilter filter)

long WINAPI	libAVEnumMediaTypes_QueryInterface (libAVEnumMediaTypes , const GUID , void **)

unsigned long WINAPI	libAVEnumMediaTypes_AddRef (libAVEnumMediaTypes *)

unsigned long WINAPI	libAVEnumMediaTypes_Release (libAVEnumMediaTypes *)

long WINAPI	libAVEnumMediaTypes_Next (libAVEnumMediaTypes , unsigned long, AM_MEDIA_TYPE , unsigned long )

long WINAPI	libAVEnumMediaTypes_Skip (libAVEnumMediaTypes *, unsigned long)

long WINAPI	libAVEnumMediaTypes_Reset (libAVEnumMediaTypes *)

long WINAPI	libAVEnumMediaTypes_Clone (libAVEnumMediaTypes , libAVEnumMediaTypes *)

void	libAVEnumMediaTypes_Destroy (libAVEnumMediaTypes *)

libAVEnumMediaTypes *	libAVEnumMediaTypes_Create (const AM_MEDIA_TYPE *type)

long WINAPI	libAVFilter_QueryInterface (libAVFilter , const GUID , void **)

unsigned long WINAPI	libAVFilter_AddRef (libAVFilter *)

unsigned long WINAPI	libAVFilter_Release (libAVFilter *)

long WINAPI	libAVFilter_GetClassID (libAVFilter , CLSID )

long WINAPI	libAVFilter_Stop (libAVFilter *)

long WINAPI	libAVFilter_Pause (libAVFilter *)

long WINAPI	libAVFilter_Run (libAVFilter *, REFERENCE_TIME)

long WINAPI	libAVFilter_GetState (libAVFilter , DWORD, FILTER_STATE )

long WINAPI	libAVFilter_SetSyncSource (libAVFilter , IReferenceClock )

long WINAPI	libAVFilter_GetSyncSource (libAVFilter , IReferenceClock *)

long WINAPI	libAVFilter_EnumPins (libAVFilter , IEnumPins *)

long WINAPI	libAVFilter_FindPin (libAVFilter , const wchar_t , IPin **)

long WINAPI	libAVFilter_QueryFilterInfo (libAVFilter , FILTER_INFO )

long WINAPI	libAVFilter_JoinFilterGraph (libAVFilter , IFilterGraph , const wchar_t *)

long WINAPI	libAVFilter_QueryVendorInfo (libAVFilter , wchar_t *)

void	libAVFilter_Destroy (libAVFilter *)

libAVFilter *	libAVFilter_Create (void , void , enum dshowDeviceType)

HRESULT	dshow_try_setup_crossbar_options (ICaptureGraphBuilder2 graph_builder2, IBaseFilter device_filter, enum dshowDeviceType devtype, AVFormatContext *avctx)
	Given a fully constructed graph, check if there is a cross bar filter, and configure its pins if so. More...

void	dshow_show_filter_properties (IBaseFilter pFilter, AVFormatContext avctx)
	Pops up a user dialog allowing them to adjust properties for the given filter, if possible. More...

Variables
const AVClass *	ff_dshow_context_class_ptr

Macro Definition Documentation

#define DSHOWDEBUG 0

Definition at line 25 of file dshow_capture.h.

#define COBJMACROS

Definition at line 29 of file dshow_capture.h.

#define WIN32_LEAN_AND_MEAN

Definition at line 30 of file dshow_capture.h.

#define NO_DSHOW_STRSAFE

Definition at line 32 of file dshow_capture.h.

#define EC_DEVICE_LOST 0x1f

Definition at line 40 of file dshow_capture.h.

Referenced by dshow_check_event_queue().

#define dshowdebug ( ... ) ff_dlog(&ff_dshow_context_class_ptr, __VA_ARGS__)

Definition at line 50 of file dshow_capture.h.

#define DECLARE_QUERYINTERFACE	(	class,
		...
	)

Value:

long WINAPI                                                                  \
class##_QueryInterface(class *this, const GUID *riid, void **ppvObject)      \
{                                                                            \
    struct GUIDoffset ifaces[] = __VA_ARGS__;                                \
    int i;                                                                   \
    dshowdebug(AV_STRINGIFY(class)"_QueryInterface(%p, %p, %p)\n", this, riid, ppvObject); \
    ff_printGUID(riid);                                                      \
    if (!ppvObject)                                                          \
        return E_POINTER;                                                    \
    for (i = 0; i < sizeof(ifaces)/sizeof(ifaces[0]); i++) {                 \
        if (IsEqualGUID(riid, ifaces[i].iid)) {                              \
            void *obj = (void *) ((uint8_t *) this + ifaces[i].offset);      \
            class##_AddRef(this);                                            \
            dshowdebug("\tfound %d with offset %d\n", i, ifaces[i].offset);  \
            *ppvObject = (void *) obj;                                       \
            return S_OK;                                                     \
        }                                                                    \
    }                                                                        \
    dshowdebug("\tE_NOINTERFACE\n");                                         \
    *ppvObject = NULL;                                                       \
    return E_NOINTERFACE;                                                    \
}

Definition at line 71 of file dshow_capture.h.

#define DECLARE_ADDREF ( class )

Value:

unsigned long WINAPI                                                         \
class##_AddRef(class *this)                                                  \
{                                                                            \
    dshowdebug(AV_STRINGIFY(class)"_AddRef(%p)\t%ld\n", this, this->ref+1);  \
    return InterlockedIncrement(&this->ref);                                 \
}

Definition at line 94 of file dshow_capture.h.

#define DECLARE_RELEASE ( class )

Value:

unsigned long WINAPI                                                         \
class##_Release(class *this)                                                 \
{                                                                            \
    long ref = InterlockedDecrement(&this->ref);                             \
    dshowdebug(AV_STRINGIFY(class)"_Release(%p)\t%ld\n", this, ref);         \
    if (!ref)                                                                \
        class##_Destroy(this);                                               \
    return ref;                                                              \
}

Definition at line 101 of file dshow_capture.h.

#define DECLARE_DESTROY	(	class,
		func
	)

Value:

void class##_Destroy(class *this)                                            \
{                                                                            \
    dshowdebug(AV_STRINGIFY(class)"_Destroy(%p)\n", this);                   \
    func(this);                                                              \
    if (this) {                                                              \
        if (this->vtbl)                                                      \
            CoTaskMemFree(this->vtbl);                                       \
        CoTaskMemFree(this);                                                 \
    }                                                                        \
}

Definition at line 112 of file dshow_capture.h.

#define DECLARE_CREATE	(	class,
		setup,
		...
	)

Value:

class *class##_Create(__VA_ARGS__)                                           \
{                                                                            \
    class *this = CoTaskMemAlloc(sizeof(class));                             \
    void  *vtbl = CoTaskMemAlloc(sizeof(*this->vtbl));                       \
    dshowdebug(AV_STRINGIFY(class)"_Create(%p)\n", this);                    \
    if (!this || !vtbl)                                                      \
        goto fail;                                                           \
    ZeroMemory(this, sizeof(class));                                         \
    ZeroMemory(vtbl, sizeof(*this->vtbl));                                   \
    this->ref  = 1;                                                          \
    this->vtbl = vtbl;                                                       \
    if (!setup)                                                              \
        goto fail;                                                           \
    dshowdebug("created "AV_STRINGIFY(class)" %p\n", this);                  \
    return this;                                                             \
fail:                                                                        \
    class##_Destroy(this);                                                   \
    dshowdebug("could not create "AV_STRINGIFY(class)"\n");                  \
    return NULL;                                                             \
}

Definition at line 123 of file dshow_capture.h.

#define SETVTBL	(	vtbl,
		class,
		fn
	)	do { (vtbl)->fn = (void *) class##_##fn; } while(0)

Definition at line 145 of file dshow_capture.h.

Referenced by libAVEnumMediaTypes_Setup(), libAVEnumPins_Setup(), libAVFilter_Setup(), and libAVPin_Setup().

Typedef Documentation

typedef struct libAVMemInputPin libAVMemInputPin

Definition at line 152 of file dshow_capture.h.

Enumeration Type Documentation

enum dshowDeviceType

Enumerator
VideoDevice
AudioDevice

Definition at line 61 of file dshow_capture.h.

enum dshowSourceFilterType

Enumerator
VideoSourceDevice
AudioSourceDevice

Definition at line 66 of file dshow_capture.h.

Function Documentation

long ff_copy_dshow_media_type	(	AM_MEDIA_TYPE *	dst,
		const AM_MEDIA_TYPE *	src
	)

Definition at line 24 of file dshow_common.c.

Referenced by libAVEnumMediaTypes_Setup(), libAVPin_ConnectionMediaType(), and libAVPin_ReceiveConnection().

void ff_print_VIDEO_STREAM_CONFIG_CAPS ( const VIDEO_STREAM_CONFIG_CAPS * caps )

Definition at line 85 of file dshow_common.c.

Referenced by dshow_cycle_formats().

void ff_print_AUDIO_STREAM_CONFIG_CAPS ( const AUDIO_STREAM_CONFIG_CAPS * caps )

Definition at line 115 of file dshow_common.c.

Referenced by dshow_cycle_formats().

void ff_print_AM_MEDIA_TYPE ( const AM_MEDIA_TYPE * type )

Definition at line 134 of file dshow_common.c.

Referenced by dshow_cycle_formats(), and libAVPin_ReceiveConnection().

void ff_printGUID ( const GUID * g )

Definition at line 42 of file dshow_common.c.

Referenced by ff_print_AM_MEDIA_TYPE(), ff_print_AUDIO_STREAM_CONFIG_CAPS(), and ff_print_VIDEO_STREAM_CONFIG_CAPS().

static void nothing ( void * foo )

inlinestatic

Definition at line 52 of file dshow_capture.h.

long WINAPI libAVPin_QueryInterface	(	libAVPin *	,
		const GUID *	,
		void **
	)

Referenced by libAVMemInputPin_QueryInterface().

unsigned long WINAPI libAVPin_AddRef ( libAVPin * )

Referenced by dshow_open_device(), libAVFilter_FindPin(), and libAVMemInputPin_AddRef().

unsigned long WINAPI libAVPin_Release ( libAVPin * )

Referenced by dshow_read_close(), libAVFilter_Cleanup(), and libAVMemInputPin_Release().

long WINAPI libAVPin_Connect	(	libAVPin *	,
		IPin *	,
		const AM_MEDIA_TYPE *
	)

long WINAPI libAVPin_ReceiveConnection	(	libAVPin *	,
		IPin *	,
		const AM_MEDIA_TYPE *
	)

Definition at line 40 of file dshow_pin.c.

long WINAPI libAVPin_Disconnect ( libAVPin * )

Definition at line 68 of file dshow_pin.c.

long WINAPI libAVPin_ConnectedTo	(	libAVPin *	,
		IPin **
	)

Definition at line 82 of file dshow_pin.c.

long WINAPI libAVPin_ConnectionMediaType	(	libAVPin *	,
		AM_MEDIA_TYPE *
	)

Definition at line 96 of file dshow_pin.c.

Referenced by dshow_add_device().

long WINAPI libAVPin_QueryPinInfo	(	libAVPin *	,
		PIN_INFO *
	)

Definition at line 108 of file dshow_pin.c.

long WINAPI libAVPin_QueryDirection	(	libAVPin *	,
		PIN_DIRECTION *
	)

Definition at line 125 of file dshow_pin.c.

long WINAPI libAVPin_QueryId	(	libAVPin *	,
		wchar_t **
	)

Definition at line 134 of file dshow_pin.c.

long WINAPI libAVPin_QueryAccept	(	libAVPin *	,
		const AM_MEDIA_TYPE *
	)

Definition at line 146 of file dshow_pin.c.

long WINAPI libAVPin_EnumMediaTypes	(	libAVPin *	,
		IEnumMediaTypes **
	)

Definition at line 152 of file dshow_pin.c.

long WINAPI libAVPin_QueryInternalConnections	(	libAVPin *	,
		IPin **	,
		unsigned long *
	)

Definition at line 168 of file dshow_pin.c.

long WINAPI libAVPin_EndOfStream ( libAVPin * )

Definition at line 175 of file dshow_pin.c.

long WINAPI libAVPin_BeginFlush ( libAVPin * )

Definition at line 182 of file dshow_pin.c.

long WINAPI libAVPin_EndFlush ( libAVPin * )

Definition at line 189 of file dshow_pin.c.

long WINAPI libAVPin_NewSegment	(	libAVPin *	,
		REFERENCE_TIME	,
		REFERENCE_TIME	,
		double
	)

Definition at line 196 of file dshow_pin.c.

long WINAPI libAVMemInputPin_QueryInterface	(	libAVMemInputPin *	,
		const GUID *	,
		void **
	)

Definition at line 259 of file dshow_pin.c.

unsigned long WINAPI libAVMemInputPin_AddRef ( libAVMemInputPin * )

Definition at line 267 of file dshow_pin.c.

unsigned long WINAPI libAVMemInputPin_Release ( libAVMemInputPin * )

Definition at line 274 of file dshow_pin.c.

long WINAPI libAVMemInputPin_GetAllocator	(	libAVMemInputPin *	,
		IMemAllocator **
	)

Definition at line 281 of file dshow_pin.c.

long WINAPI libAVMemInputPin_NotifyAllocator	(	libAVMemInputPin *	,
		IMemAllocator *	,
		BOOL
	)

Definition at line 287 of file dshow_pin.c.

long WINAPI libAVMemInputPin_GetAllocatorRequirements	(	libAVMemInputPin *	,
		ALLOCATOR_PROPERTIES *
	)

Definition at line 294 of file dshow_pin.c.

long WINAPI libAVMemInputPin_Receive	(	libAVMemInputPin *	,
		IMediaSample *
	)

Definition at line 301 of file dshow_pin.c.

Referenced by libAVMemInputPin_ReceiveMultiple().

long WINAPI libAVMemInputPin_ReceiveMultiple	(	libAVMemInputPin *	,
		IMediaSample **	,
		long	,
		long *
	)

Definition at line 358 of file dshow_pin.c.

long WINAPI libAVMemInputPin_ReceiveCanBlock ( libAVMemInputPin * )

Definition at line 371 of file dshow_pin.c.

void libAVPin_Destroy ( libAVPin * )

Referenced by libAVMemInputPin_Destroy().

libAVPin* libAVPin_Create ( libAVFilter * filter )

Referenced by libAVFilter_Setup().

void libAVMemInputPin_Destroy ( libAVMemInputPin * )

Definition at line 379 of file dshow_pin.c.

long WINAPI libAVEnumPins_QueryInterface	(	libAVEnumPins *	,
		const GUID *	,
		void **
	)

unsigned long WINAPI libAVEnumPins_AddRef ( libAVEnumPins * )

unsigned long WINAPI libAVEnumPins_Release ( libAVEnumPins * )

long WINAPI libAVEnumPins_Next	(	libAVEnumPins *	,
		unsigned	long,
		IPin **	,
		unsigned long *
	)

long WINAPI libAVEnumPins_Skip	(	libAVEnumPins *	,
		unsigned	long
	)

Definition at line 50 of file dshow_enumpins.c.

long WINAPI libAVEnumPins_Reset ( libAVEnumPins * )

Definition at line 58 of file dshow_enumpins.c.

long WINAPI libAVEnumPins_Clone	(	libAVEnumPins *	,
		libAVEnumPins **
	)

Definition at line 65 of file dshow_enumpins.c.

void libAVEnumPins_Destroy ( libAVEnumPins * )

libAVEnumPins* libAVEnumPins_Create	(	libAVPin *	pin,
		libAVFilter *	filter
	)

Referenced by libAVEnumPins_Clone(), and libAVFilter_EnumPins().

long WINAPI libAVEnumMediaTypes_QueryInterface	(	libAVEnumMediaTypes *	,
		const GUID *	,
		void **
	)

unsigned long WINAPI libAVEnumMediaTypes_AddRef ( libAVEnumMediaTypes * )

unsigned long WINAPI libAVEnumMediaTypes_Release ( libAVEnumMediaTypes * )

long WINAPI libAVEnumMediaTypes_Next	(	libAVEnumMediaTypes *	,
		unsigned	long,
		AM_MEDIA_TYPE **	,
		unsigned long *
	)

long WINAPI libAVEnumMediaTypes_Skip	(	libAVEnumMediaTypes *	,
		unsigned	long
	)

Definition at line 55 of file dshow_enummediatypes.c.

long WINAPI libAVEnumMediaTypes_Reset ( libAVEnumMediaTypes * )

Definition at line 63 of file dshow_enummediatypes.c.

long WINAPI libAVEnumMediaTypes_Clone	(	libAVEnumMediaTypes *	,
		libAVEnumMediaTypes **
	)

Definition at line 70 of file dshow_enummediatypes.c.

void libAVEnumMediaTypes_Destroy ( libAVEnumMediaTypes * )

libAVEnumMediaTypes* libAVEnumMediaTypes_Create ( const AM_MEDIA_TYPE * type )

Referenced by libAVEnumMediaTypes_Clone(), and libAVPin_EnumMediaTypes().

long WINAPI libAVFilter_QueryInterface	(	libAVFilter *	,
		const GUID *	,
		void **
	)

unsigned long WINAPI libAVFilter_AddRef ( libAVFilter * )

Referenced by libAVEnumPins_Setup(), and libAVPin_QueryPinInfo().

unsigned long WINAPI libAVFilter_Release ( libAVFilter * )

Referenced by dshow_read_close(), and libAVEnumPins_Cleanup().

long WINAPI libAVFilter_GetClassID	(	libAVFilter *	,
		CLSID *
	)

long WINAPI libAVFilter_Stop ( libAVFilter * )

Definition at line 37 of file dshow_filter.c.

long WINAPI libAVFilter_Pause ( libAVFilter * )

Definition at line 44 of file dshow_filter.c.

long WINAPI libAVFilter_Run	(	libAVFilter *	,
		REFERENCE_TIME
	)

Definition at line 51 of file dshow_filter.c.

long WINAPI libAVFilter_GetState	(	libAVFilter *	,
		DWORD	,
		FILTER_STATE *
	)

Definition at line 59 of file dshow_filter.c.

long WINAPI libAVFilter_SetSyncSource	(	libAVFilter *	,
		IReferenceClock *
	)

Definition at line 68 of file dshow_filter.c.

long WINAPI libAVFilter_GetSyncSource	(	libAVFilter *	,
		IReferenceClock **
	)

Definition at line 83 of file dshow_filter.c.

long WINAPI libAVFilter_EnumPins	(	libAVFilter *	,
		IEnumPins **
	)

Definition at line 96 of file dshow_filter.c.

long WINAPI libAVFilter_FindPin	(	libAVFilter *	,
		const wchar_t *	,
		IPin **
	)

Definition at line 111 of file dshow_filter.c.

long WINAPI libAVFilter_QueryFilterInfo	(	libAVFilter *	,
		FILTER_INFO *
	)

Definition at line 129 of file dshow_filter.c.

long WINAPI libAVFilter_JoinFilterGraph	(	libAVFilter *	,
		IFilterGraph *	,
		const wchar_t *
	)

Definition at line 142 of file dshow_filter.c.

long WINAPI libAVFilter_QueryVendorInfo	(	libAVFilter *	,
		wchar_t **
	)

Definition at line 154 of file dshow_filter.c.

void libAVFilter_Destroy ( libAVFilter * )

libAVFilter* libAVFilter_Create	(	void *	,
		void *	,
		enum	dshowDeviceType
	)

Referenced by dshow_open_device().

HRESULT dshow_try_setup_crossbar_options	(	ICaptureGraphBuilder2 *	graph_builder2,
		IBaseFilter *	device_filter,
		enum dshowDeviceType	devtype,
		AVFormatContext *	avctx
	)

Given a fully constructed graph, check if there is a cross bar filter, and configure its pins if so.

Definition at line 140 of file dshow_crossbar.c.

Referenced by dshow_open_device().

void dshow_show_filter_properties	(	IBaseFilter *	pFilter,
		AVFormatContext *	avctx
	)

Pops up a user dialog allowing them to adjust properties for the given filter, if possible.

Definition at line 512 of file dshow.c.

Referenced by dshow_cycle_pins(), and dshow_try_setup_crossbar_options().

Variable Documentation

const AVClass* ff_dshow_context_class_ptr

Definition at line 60 of file dshow_common.c.

Data Structures

Macros

Typedefs

Enumerations

Functions

Variables

Macro Definition Documentation

Typedef Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation