amstream_private.h File Reference

#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wtypes.h"
#include "wingdi.h"
#include "winuser.h"
#include "dshow.h"
#include "mmstream.h"
#include "austream.h"
#include "amstream.h"

Include dependency graph for amstream_private.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Functions
HRESULT	AM_create (IUnknown *pUnkOuter, LPVOID *ppObj) DECLSPEC_HIDDEN
HRESULT	AMAudioData_create (IUnknown *pUnkOuter, LPVOID *ppObj) DECLSPEC_HIDDEN
HRESULT	MediaStreamFilter_create (IUnknown *pUnkOuter, LPVOID *ppObj) DECLSPEC_HIDDEN
HRESULT	ddrawmediastream_create (IMultiMediaStream *Parent, const MSPID *pPurposeId, STREAM_TYPE StreamType, IAMMediaStream **ppMediaStream) DECLSPEC_HIDDEN
HRESULT	audiomediastream_create (IMultiMediaStream *parent, const MSPID *purpose_id, STREAM_TYPE stream_type, IAMMediaStream **media_stream) DECLSPEC_HIDDEN

Function Documentation

AM_create()

HRESULT AM_create	(	IUnknown *	pUnkOuter,
		LPVOID *	ppObj
	)

Definition at line 54 of file amstream.c.

{
    IAMMultiMediaStreamImpl* object; 
 
    TRACE("(%p,%p)\n", pUnkOuter, ppObj);
 
    if( pUnkOuter )
        return CLASS_E_NOAGGREGATION;
 
    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(IAMMultiMediaStreamImpl));
    if (!object)
        return E_OUTOFMEMORY;
 
    object->IAMMultiMediaStream_iface.lpVtbl = &AM_Vtbl;
    object->ref = 1;
 
    *ppObj = &object->IAMMultiMediaStream_iface;
 
    return S_OK;
}

AMAudioData_create()

HRESULT AMAudioData_create	(	IUnknown *	pUnkOuter,
		LPVOID *	ppObj
	)

Definition at line 222 of file audiodata.c.

{
    AMAudioDataImpl *object;
 
    TRACE("(%p,%p)\n", pUnkOuter, ppObj);
 
    if (pUnkOuter)
        return CLASS_E_NOAGGREGATION;
 
    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AMAudioDataImpl));
    if (!object)
        return E_OUTOFMEMORY;
 
    object->IAudioData_iface.lpVtbl = &AudioData_Vtbl;
    object->ref = 1;
 
    object->wave_format.wFormatTag = WAVE_FORMAT_PCM;
    object->wave_format.nChannels = 1;
    object->wave_format.nSamplesPerSec = 11025;
    object->wave_format.wBitsPerSample = 16;
    object->wave_format.nBlockAlign = object->wave_format.wBitsPerSample * object->wave_format.nChannels / 8;
    object->wave_format.nAvgBytesPerSec = object->wave_format.nBlockAlign * object->wave_format.nSamplesPerSec;
 
    *ppObj = &object->IAudioData_iface;
 
    return S_OK;
}

audiomediastream_create()

HRESULT audiomediastream_create	(	IMultiMediaStream *	parent,
		const MSPID *	purpose_id,
		STREAM_TYPE	stream_type,
		IAMMediaStream **	media_stream
	)

Definition at line 1146 of file mediastream.c.

{
    AudioMediaStreamImpl *object;
    PIN_INFO pin_info;
    HRESULT hr;
 
    TRACE("(%p,%s,%p)\n", parent, debugstr_guid(purpose_id), media_stream);
 
    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(AudioMediaStreamImpl));
    if (!object)
        return E_OUTOFMEMORY;
 
    object->IAMMediaStream_iface.lpVtbl = &AudioMediaStreamImpl_IAMMediaStream_Vtbl;
    object->IAudioMediaStream_iface.lpVtbl = &AudioMediaStreamImpl_IAudioMediaStream_Vtbl;
    object->ref = 1;
 
    InitializeCriticalSection(&object->critical_section);
 
    pin_info.pFilter = NULL;
    pin_info.dir = PINDIR_INPUT;
    pin_info.achName[0] = 'I';
    StringFromGUID2(purpose_id, pin_info.achName + 1, MAX_PIN_NAME - 1);
    hr = BaseInputPin_Construct(&AudioMediaStreamInputPin_IPin_Vtbl,
        sizeof(AudioMediaStreamInputPin), &pin_info, &AudioMediaStreamInputPin_FuncTable,
        &object->critical_section, NULL, (IPin **)&object->input_pin);
    if (FAILED(hr))
        goto out_object;
 
    object->input_pin->parent = object;
 
    object->parent = parent;
    object->purpose_id = *purpose_id;
    object->stream_type = stream_type;
 
    *media_stream = &object->IAMMediaStream_iface;
 
    return S_OK;
 
out_object:
    HeapFree(GetProcessHeap(), 0, object);
 
    return hr;
}

Referenced by IAMMultiMediaStreamImpl_AddMediaStream().

ddrawmediastream_create()

HRESULT ddrawmediastream_create	(	IMultiMediaStream *	Parent,
		const MSPID *	pPurposeId,
		STREAM_TYPE	StreamType,
		IAMMediaStream **	ppMediaStream
	)

Definition at line 606 of file mediastream.c.

{
    DirectDrawMediaStreamImpl *object;
    PIN_INFO pin_info;
    HRESULT hr;
 
    TRACE("(%p,%s,%p)\n", parent, debugstr_guid(purpose_id), media_stream);
 
    object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(DirectDrawMediaStreamImpl));
    if (!object)
        return E_OUTOFMEMORY;
 
    object->IAMMediaStream_iface.lpVtbl = &DirectDrawMediaStreamImpl_IAMMediaStream_Vtbl;
    object->IDirectDrawMediaStream_iface.lpVtbl = &DirectDrawMediaStreamImpl_IDirectDrawMediaStream_Vtbl;
    object->ref = 1;
 
    InitializeCriticalSection(&object->critical_section);
 
    pin_info.pFilter = NULL;
    pin_info.dir = PINDIR_INPUT;
    pin_info.achName[0] = 'I';
    StringFromGUID2(purpose_id, pin_info.achName + 1, MAX_PIN_NAME - 1);
    hr = BaseInputPin_Construct(&DirectDrawMediaStreamInputPin_IPin_Vtbl,
        sizeof(DirectDrawMediaStreamInputPin), &pin_info, &DirectDrawMediaStreamInputPin_FuncTable,
        &object->critical_section, NULL, (IPin **)&object->input_pin);
    if (FAILED(hr))
        goto out_object;
 
    object->input_pin->parent = object;
 
    object->parent = parent;
    object->purpose_id = *purpose_id;
    object->stream_type = stream_type;
 
    *media_stream = &object->IAMMediaStream_iface;
 
    return S_OK;
 
out_object:
    HeapFree(GetProcessHeap(), 0, object);
 
    return hr;
}

Referenced by IAMMultiMediaStreamImpl_AddMediaStream().

MediaStreamFilter_create()

HRESULT MediaStreamFilter_create	(	IUnknown *	pUnkOuter,
		LPVOID *	ppObj
	)