devenum_private.h File Reference

#include "dshow.h"
#include "dmo.h"
#include "dmodshow.h"

Include dependency graph for devenum_private.h:

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Go to the source code of this file.

Classes
struct	moniker

Macros
#define	COBJMACROS

Enumerations
enum	device_type { DEVICE_FILTER , DEVICE_CODEC , DEVICE_DMO }

Functions
HRESULT	create_filter_data (VARIANT *var, REGFILTER2 *rgf)
struct moniker *	dmo_moniker_create (const GUID class, const GUID clsid)
struct moniker *	codec_moniker_create (const GUID *class, const WCHAR *name)
struct moniker *	filter_moniker_create (const GUID *class, const WCHAR *name)
HRESULT	enum_moniker_create (REFCLSID class, IEnumMoniker **enum_mon)

Variables
ICreateDevEnum	devenum_factory
IParseDisplayName	devenum_parser

Macro Definition Documentation

COBJMACROS

#define COBJMACROS

Definition at line 25 of file devenum_private.h.

Enumeration Type Documentation

device_type

enum device_type

Enumerator
DEVICE_FILTER
DEVICE_CODEC
DEVICE_DMO

Definition at line 30 of file devenum_private.h.

{
    DEVICE_FILTER,
    DEVICE_CODEC,
    DEVICE_DMO,
};

Function Documentation

codec_moniker_create()

struct moniker * codec_moniker_create	(	const GUID *	class,
		const WCHAR *	name
	)

Definition at line 815 of file mediacatenum.c.

{
    struct moniker *object;
 
    if (!(object = calloc(1, sizeof(*object))))
        return NULL;
 
    object->IMoniker_iface.lpVtbl = &IMoniker_Vtbl;
    object->IPropertyBag_iface.lpVtbl = &IPropertyBag_Vtbl;
    object->ref = 1;
    object->type = DEVICE_CODEC;
    if (class)
        object->class = *class;
    object->has_class = !!class;
    object->name = wcsdup(name);
 
    return object;
}

Referenced by devenum_parser_ParseDisplayName(), and enum_moniker_Next().

create_filter_data()

HRESULT create_filter_data	(	VARIANT *	var,
		REGFILTER2 *	rgf
	)

Definition at line 346 of file createdevenum.c.

{
    IAMFilterData *fildata;
    BYTE *data = NULL;
    ULONG size;
    HRESULT hr;
 
    hr = CoCreateInstance(&CLSID_FilterMapper2, NULL, CLSCTX_INPROC, &IID_IAMFilterData, (void **)&fildata);
    if (FAILED(hr))
        return hr;
 
    hr = IAMFilterData_CreateFilterData(fildata, rgf, &data, &size);
    IAMFilterData_Release(fildata);
    if (FAILED(hr))
        return hr;
 
    V_VT(var) = VT_ARRAY | VT_UI1;
    if (!(V_ARRAY(var) = SafeArrayCreateVector(VT_UI1, 1, size)))
    {
        VariantClear(var);
        CoTaskMemFree(data);
        return E_OUTOFMEMORY;
    }
 
    memcpy(V_ARRAY(var)->pvData, data, size);
    CoTaskMemFree(data);
    return S_OK;
}

Referenced by property_bag_Read(), and write_filter_data().

dmo_moniker_create()

struct moniker * dmo_moniker_create	(	const GUID	class,
		const GUID	clsid
	)

Definition at line 834 of file mediacatenum.c.

{
    struct moniker *object;
 
    if (!(object = calloc(1, sizeof(*object))))
        return NULL;
 
    object->IMoniker_iface.lpVtbl = &IMoniker_Vtbl;
    object->IPropertyBag_iface.lpVtbl = &IPropertyBag_Vtbl;
    object->ref = 1;
    object->type = DEVICE_DMO;
    object->class = class;
    object->clsid = clsid;
 
    return object;
}

Referenced by devenum_parser_ParseDisplayName(), and get_dmo_moniker().

enum_moniker_create()

HRESULT enum_moniker_create	(	REFCLSID	class,
		IEnumMoniker **	enum_mon
	)

Definition at line 1054 of file mediacatenum.c.

{
    EnumMonikerImpl *object;
    WCHAR buffer[78];
 
    if (!(object = calloc(1, sizeof(*object))))
        return E_OUTOFMEMORY;
 
    object->IEnumMoniker_iface.lpVtbl = &IEnumMoniker_Vtbl;
    object->ref = 1;
    object->class = *class;
 
    wcscpy(buffer, L"CLSID\\");
    StringFromGUID2(class, buffer + wcslen(buffer), CHARS_IN_GUID);
    wcscat(buffer, L"\\Instance");
    if (RegOpenKeyExW(HKEY_CLASSES_ROOT, buffer, 0, KEY_ENUMERATE_SUB_KEYS, &object->sw_key))
        object->sw_key = NULL;
 
    wcscpy(buffer, L"Software\\Microsoft\\ActiveMovie\\devenum\\");
    StringFromGUID2(class, buffer + wcslen(buffer), CHARS_IN_GUID);
    if (RegOpenKeyExW(HKEY_CURRENT_USER, buffer, 0, KEY_ENUMERATE_SUB_KEYS, &object->cm_key))
        object->cm_key = NULL;
 
    if (IsEqualGUID(class, &CLSID_LegacyAmFilterCategory))
    {
        if (FAILED(DMOEnum(&DMOCATEGORY_AUDIO_DECODER, 0, 0, NULL, 0, NULL, &object->dmo_enum)))
            object->dmo_enum = NULL;
        if (FAILED(DMOEnum(&DMOCATEGORY_VIDEO_DECODER, 0, 0, NULL, 0, NULL, &object->dmo_enum2)))
            object->dmo_enum2 = NULL;
    }
    else
    {
        if (FAILED(DMOEnum(class, 0, 0, NULL, 0, NULL, &object->dmo_enum)))
            object->dmo_enum = NULL;
    }
 
    *out = &object->IEnumMoniker_iface;
 
    return S_OK;
}

Referenced by devenum_factory_CreateClassEnumerator().

filter_moniker_create()

struct moniker * filter_moniker_create	(	const GUID *	class,
		const WCHAR *	name
	)

Definition at line 796 of file mediacatenum.c.

{
    struct moniker *object;
 
    if (!(object = calloc(1, sizeof(*object))))
        return NULL;
 
    object->IMoniker_iface.lpVtbl = &IMoniker_Vtbl;
    object->IPropertyBag_iface.lpVtbl = &IPropertyBag_Vtbl;
    object->ref = 1;
    object->type = DEVICE_FILTER;
    if (class)
        object->class = *class;
    object->has_class = !!class;
    object->name = wcsdup(name);
 
    return object;
}

Referenced by devenum_parser_ParseDisplayName(), and enum_moniker_Next().

Variable Documentation

devenum_factory

ICreateDevEnum devenum_factory

extern

Definition at line 834 of file createdevenum.c.

devenum_parser

IParseDisplayName devenum_parser

extern

Definition at line 152 of file parsedisplayname.c.