Sweden-Number/dlls/qcap/avico.c

732 lines
21 KiB
C

/*
* Copyright 2013 Jacek Caban for CodeWeavers
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdarg.h>
#define COBJMACROS
#include "windef.h"
#include "winbase.h"
#include "dshow.h"
#include "vfw.h"
#include "aviriff.h"
#include "qcap_main.h"
#include "wine/debug.h"
#include "wine/heap.h"
WINE_DEFAULT_DEBUG_CHANNEL(qcap);
typedef struct {
BaseFilter filter;
IPersistPropertyBag IPersistPropertyBag_iface;
BaseInputPin *in;
BaseOutputPin *out;
DWORD fcc_handler;
HIC hic;
VIDEOINFOHEADER *videoinfo;
size_t videoinfo_size;
DWORD driver_flags;
DWORD max_frame_size;
DWORD frame_cnt;
} AVICompressor;
static inline AVICompressor *impl_from_BaseFilter(BaseFilter *filter)
{
return CONTAINING_RECORD(filter, AVICompressor, filter);
}
static inline AVICompressor *impl_from_IBaseFilter(IBaseFilter *iface)
{
BaseFilter *filter = CONTAINING_RECORD(iface, BaseFilter, IBaseFilter_iface);
return impl_from_BaseFilter(filter);
}
static inline AVICompressor *impl_from_BasePin(BasePin *pin)
{
return impl_from_IBaseFilter(pin->pinInfo.pFilter);
}
static HRESULT ensure_driver(AVICompressor *This)
{
if(This->hic)
return S_OK;
This->hic = ICOpen(FCC('v','i','d','c'), This->fcc_handler, ICMODE_COMPRESS);
if(!This->hic) {
FIXME("ICOpen failed\n");
return E_FAIL;
}
return S_OK;
}
static HRESULT fill_format_info(AVICompressor *This, VIDEOINFOHEADER *src_videoinfo)
{
DWORD size;
ICINFO icinfo;
HRESULT hres;
hres = ensure_driver(This);
if(hres != S_OK)
return hres;
size = ICGetInfo(This->hic, &icinfo, sizeof(icinfo));
if(size != sizeof(icinfo))
return E_FAIL;
size = ICCompressGetFormatSize(This->hic, &src_videoinfo->bmiHeader);
if(!size) {
FIXME("ICCompressGetFormatSize failed\n");
return E_FAIL;
}
size += FIELD_OFFSET(VIDEOINFOHEADER, bmiHeader);
This->videoinfo = heap_alloc(size);
if(!This->videoinfo)
return E_OUTOFMEMORY;
This->videoinfo_size = size;
This->driver_flags = icinfo.dwFlags;
memset(This->videoinfo, 0, sizeof(*This->videoinfo));
ICCompressGetFormat(This->hic, &src_videoinfo->bmiHeader, &This->videoinfo->bmiHeader);
This->videoinfo->dwBitRate = 10000000/src_videoinfo->AvgTimePerFrame * This->videoinfo->bmiHeader.biSizeImage * 8;
This->videoinfo->AvgTimePerFrame = src_videoinfo->AvgTimePerFrame;
This->max_frame_size = This->videoinfo->bmiHeader.biSizeImage;
return S_OK;
}
static HRESULT WINAPI AVICompressor_QueryInterface(IBaseFilter *iface, REFIID riid, void **ppv)
{
AVICompressor *This = impl_from_IBaseFilter(iface);
if(IsEqualIID(riid, &IID_IUnknown)) {
TRACE("(%p)->(IID_IUnknown %p)\n", This, ppv);
*ppv = &This->filter.IBaseFilter_iface;
}else if(IsEqualIID(riid, &IID_IPersist)) {
TRACE("(%p)->(IID_IPersist %p)\n", This, ppv);
*ppv = &This->filter.IBaseFilter_iface;
}else if(IsEqualIID(riid, &IID_IMediaFilter)) {
TRACE("(%p)->(IID_IMediaFilter %p)\n", This, ppv);
*ppv = &This->filter.IBaseFilter_iface;
}else if(IsEqualIID(riid, &IID_IBaseFilter)) {
TRACE("(%p)->(IID_IBaseFilter %p)\n", This, ppv);
*ppv = &This->filter.IBaseFilter_iface;
}else if(IsEqualIID(riid, &IID_IPersistPropertyBag)) {
TRACE("(%p)->(IID_IPersistPropertyBag %p)\n", This, ppv);
*ppv = &This->IPersistPropertyBag_iface;
}else {
FIXME("no interface for %s\n", debugstr_guid(riid));
*ppv = NULL;
return E_NOINTERFACE;
}
IUnknown_AddRef((IUnknown*)*ppv);
return S_OK;
}
static ULONG WINAPI AVICompressor_Release(IBaseFilter *iface)
{
AVICompressor *This = impl_from_IBaseFilter(iface);
ULONG ref = BaseFilterImpl_Release(&This->filter.IBaseFilter_iface);
TRACE("(%p) ref=%d\n", This, ref);
if(!ref) {
if(This->hic)
ICClose(This->hic);
heap_free(This->videoinfo);
if(This->in)
BaseInputPinImpl_Release(&This->in->pin.IPin_iface);
if(This->out)
BaseOutputPinImpl_Release(&This->out->pin.IPin_iface);
heap_free(This);
}
return ref;
}
static HRESULT WINAPI AVICompressor_Stop(IBaseFilter *iface)
{
AVICompressor *This = impl_from_IBaseFilter(iface);
TRACE("(%p)\n", This);
if(This->filter.state == State_Stopped)
return S_OK;
ICCompressEnd(This->hic);
This->filter.state = State_Stopped;
return S_OK;
}
static HRESULT WINAPI AVICompressor_Pause(IBaseFilter *iface)
{
AVICompressor *This = impl_from_IBaseFilter(iface);
FIXME("(%p)\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI AVICompressor_Run(IBaseFilter *iface, REFERENCE_TIME tStart)
{
AVICompressor *This = impl_from_IBaseFilter(iface);
HRESULT hres;
TRACE("(%p)->(%s)\n", This, wine_dbgstr_longlong(tStart));
if(This->filter.state == State_Running)
return S_OK;
hres = IMemAllocator_Commit(This->out->pAllocator);
if(FAILED(hres)) {
FIXME("Commit failed: %08x\n", hres);
return hres;
}
This->frame_cnt = 0;
This->filter.state = State_Running;
return S_OK;
}
static HRESULT WINAPI AVICompressor_QueryFilterInfo(IBaseFilter *iface, FILTER_INFO *pInfo)
{
AVICompressor *This = impl_from_IBaseFilter(iface);
FIXME("(%p)->(%p)\n", This, pInfo);
return E_NOTIMPL;
}
static HRESULT WINAPI AVICompressor_QueryVendorInfo(IBaseFilter *iface, LPWSTR *pVendorInfo)
{
AVICompressor *This = impl_from_IBaseFilter(iface);
FIXME("(%p)->(%p)\n", This, pVendorInfo);
return E_NOTIMPL;
}
static const IBaseFilterVtbl AVICompressorVtbl = {
AVICompressor_QueryInterface,
BaseFilterImpl_AddRef,
AVICompressor_Release,
BaseFilterImpl_GetClassID,
AVICompressor_Stop,
AVICompressor_Pause,
AVICompressor_Run,
BaseFilterImpl_GetState,
BaseFilterImpl_SetSyncSource,
BaseFilterImpl_GetSyncSource,
BaseFilterImpl_EnumPins,
BaseFilterImpl_FindPin,
AVICompressor_QueryFilterInfo,
BaseFilterImpl_JoinFilterGraph,
AVICompressor_QueryVendorInfo
};
static IPin* WINAPI AVICompressor_GetPin(BaseFilter *iface, int pos)
{
AVICompressor *This = impl_from_BaseFilter(iface);
IPin *ret;
TRACE("(%p)->(%d)\n", This, pos);
switch(pos) {
case 0:
ret = &This->in->pin.IPin_iface;
break;
case 1:
ret = &This->out->pin.IPin_iface;
break;
default:
TRACE("No pin %d\n", pos);
return NULL;
};
IPin_AddRef(ret);
return ret;
}
static LONG WINAPI AVICompressor_GetPinCount(BaseFilter *iface)
{
return 2;
}
static const BaseFilterFuncTable filter_func_table = {
AVICompressor_GetPin,
AVICompressor_GetPinCount
};
static AVICompressor *impl_from_IPersistPropertyBag(IPersistPropertyBag *iface)
{
return CONTAINING_RECORD(iface, AVICompressor, IPersistPropertyBag_iface);
}
static HRESULT WINAPI AVICompressorPropertyBag_QueryInterface(IPersistPropertyBag *iface, REFIID riid, void **ppv)
{
AVICompressor *This = impl_from_IPersistPropertyBag(iface);
return IBaseFilter_QueryInterface(&This->filter.IBaseFilter_iface, riid, ppv);
}
static ULONG WINAPI AVICompressorPropertyBag_AddRef(IPersistPropertyBag *iface)
{
AVICompressor *This = impl_from_IPersistPropertyBag(iface);
return IBaseFilter_AddRef(&This->filter.IBaseFilter_iface);
}
static ULONG WINAPI AVICompressorPropertyBag_Release(IPersistPropertyBag *iface)
{
AVICompressor *This = impl_from_IPersistPropertyBag(iface);
return IBaseFilter_Release(&This->filter.IBaseFilter_iface);
}
static HRESULT WINAPI AVICompressorPropertyBag_GetClassID(IPersistPropertyBag *iface, CLSID *pClassID)
{
AVICompressor *This = impl_from_IPersistPropertyBag(iface);
return IBaseFilter_GetClassID(&This->filter.IBaseFilter_iface, pClassID);
}
static HRESULT WINAPI AVICompressorPropertyBag_InitNew(IPersistPropertyBag *iface)
{
AVICompressor *This = impl_from_IPersistPropertyBag(iface);
FIXME("(%p)->()\n", This);
return E_NOTIMPL;
}
static HRESULT WINAPI AVICompressorPropertyBag_Load(IPersistPropertyBag *iface, IPropertyBag *pPropBag, IErrorLog *pErrorLog)
{
AVICompressor *This = impl_from_IPersistPropertyBag(iface);
BSTR str;
VARIANT v;
HRESULT hres;
static const WCHAR fcc_handlerW[] = {'F','c','c','H','a','n','d','l','e','r',0};
TRACE("(%p)->(%p %p)\n", This, pPropBag, pErrorLog);
V_VT(&v) = VT_BSTR;
hres = IPropertyBag_Read(pPropBag, fcc_handlerW, &v, NULL);
if(FAILED(hres)) {
WARN("Could not read FccHandler: %08x\n", hres);
return hres;
}
if(V_VT(&v) != VT_BSTR) {
FIXME("Got vt %d\n", V_VT(&v));
VariantClear(&v);
return E_FAIL;
}
str = V_BSTR(&v);
TRACE("FccHandler = %s\n", debugstr_w(str));
if(SysStringLen(str) != 4) {
FIXME("Invalid FccHandler len\n");
SysFreeString(str);
return E_FAIL;
}
This->fcc_handler = FCC(str[0], str[1], str[2], str[3]);
SysFreeString(str);
return S_OK;
}
static HRESULT WINAPI AVICompressorPropertyBag_Save(IPersistPropertyBag *iface, IPropertyBag *pPropBag,
BOOL fClearDirty, BOOL fSaveAllProperties)
{
AVICompressor *This = impl_from_IPersistPropertyBag(iface);
FIXME("(%p)->(%p %x %x)\n", This, pPropBag, fClearDirty, fSaveAllProperties);
return E_NOTIMPL;
}
static const IPersistPropertyBagVtbl PersistPropertyBagVtbl = {
AVICompressorPropertyBag_QueryInterface,
AVICompressorPropertyBag_AddRef,
AVICompressorPropertyBag_Release,
AVICompressorPropertyBag_GetClassID,
AVICompressorPropertyBag_InitNew,
AVICompressorPropertyBag_Load,
AVICompressorPropertyBag_Save
};
static inline AVICompressor *impl_from_IPin(IPin *iface)
{
BasePin *bp = CONTAINING_RECORD(iface, BasePin, IPin_iface);
return impl_from_IBaseFilter(bp->pinInfo.pFilter);
}
static HRESULT WINAPI AVICompressorIn_QueryInterface(IPin *iface, REFIID riid, void **ppv)
{
return BaseInputPinImpl_QueryInterface(iface, riid, ppv);
}
static ULONG WINAPI AVICompressorIn_AddRef(IPin *iface)
{
AVICompressor *This = impl_from_IPin(iface);
return IBaseFilter_AddRef(&This->filter.IBaseFilter_iface);
}
static ULONG WINAPI AVICompressorIn_Release(IPin *iface)
{
AVICompressor *This = impl_from_IPin(iface);
return IBaseFilter_Release(&This->filter.IBaseFilter_iface);
}
static HRESULT WINAPI AVICompressorIn_ReceiveConnection(IPin *iface,
IPin *pConnector, const AM_MEDIA_TYPE *pmt)
{
AVICompressor *This = impl_from_IPin(iface);
HRESULT hres;
TRACE("(%p)->(%p AM_MEDIA_TYPE(%p))\n", This, pConnector, pmt);
dump_AM_MEDIA_TYPE(pmt);
hres = BaseInputPinImpl_ReceiveConnection(iface, pConnector, pmt);
if(FAILED(hres))
return hres;
hres = fill_format_info(This, (VIDEOINFOHEADER*)pmt->pbFormat);
if(FAILED(hres))
BasePinImpl_Disconnect(iface);
return hres;
}
static HRESULT WINAPI AVICompressorIn_Disconnect(IPin *iface)
{
AVICompressor *This = impl_from_IPin(iface);
HRESULT hres;
TRACE("(%p)\n", This);
hres = BasePinImpl_Disconnect(iface);
if(FAILED(hres))
return hres;
heap_free(This->videoinfo);
This->videoinfo = NULL;
return S_OK;
}
static const IPinVtbl AVICompressorInputPinVtbl = {
AVICompressorIn_QueryInterface,
AVICompressorIn_AddRef,
AVICompressorIn_Release,
BaseInputPinImpl_Connect,
AVICompressorIn_ReceiveConnection,
AVICompressorIn_Disconnect,
BasePinImpl_ConnectedTo,
BasePinImpl_ConnectionMediaType,
BasePinImpl_QueryPinInfo,
BasePinImpl_QueryDirection,
BasePinImpl_QueryId,
BasePinImpl_QueryAccept,
BasePinImpl_EnumMediaTypes,
BasePinImpl_QueryInternalConnections,
BaseInputPinImpl_EndOfStream,
BaseInputPinImpl_BeginFlush,
BaseInputPinImpl_EndFlush,
BaseInputPinImpl_NewSegment
};
static HRESULT WINAPI AVICompressorIn_CheckMediaType(BasePin *base, const AM_MEDIA_TYPE *pmt)
{
AVICompressor *This = impl_from_BasePin(base);
VIDEOINFOHEADER *videoinfo;
HRESULT hres;
DWORD res;
TRACE("(%p)->(AM_MEDIA_TYPE(%p))\n", base, pmt);
dump_AM_MEDIA_TYPE(pmt);
if(!IsEqualIID(&pmt->majortype, &MEDIATYPE_Video))
return S_FALSE;
if(!IsEqualIID(&pmt->formattype, &FORMAT_VideoInfo)) {
FIXME("formattype %s unsupported\n", debugstr_guid(&pmt->formattype));
return S_FALSE;
}
hres = ensure_driver(This);
if(hres != S_OK)
return hres;
videoinfo = (VIDEOINFOHEADER*)pmt->pbFormat;
res = ICCompressQuery(This->hic, &videoinfo->bmiHeader, NULL);
return res == ICERR_OK ? S_OK : S_FALSE;
}
static LONG WINAPI AVICompressorIn_GetMediaTypeVersion(BasePin *base)
{
return 0;
}
static HRESULT WINAPI AVICompressorIn_GetMediaType(BasePin *base, int iPosition, AM_MEDIA_TYPE *amt)
{
TRACE("(%p)->(%d %p)\n", base, iPosition, amt);
return S_FALSE;
}
static HRESULT WINAPI AVICompressorIn_Receive(BaseInputPin *base, IMediaSample *pSample)
{
AVICompressor *This = impl_from_BasePin(&base->pin);
VIDEOINFOHEADER *src_videoinfo;
REFERENCE_TIME start, stop;
IMediaSample *out_sample;
AM_MEDIA_TYPE *mt;
IMediaSample2 *sample2;
DWORD comp_flags = 0;
BOOL is_preroll;
BOOL sync_point;
BYTE *ptr, *buf;
DWORD res;
HRESULT hres;
TRACE("(%p)->(%p)\n", base, pSample);
if(!This->hic) {
FIXME("Driver not loaded\n");
return E_UNEXPECTED;
}
hres = IMediaSample_QueryInterface(pSample, &IID_IMediaSample2, (void**)&sample2);
if(SUCCEEDED(hres)) {
FIXME("Use IMediaSample2\n");
IMediaSample2_Release(sample2);
}
is_preroll = IMediaSample_IsPreroll(pSample) == S_OK;
sync_point = IMediaSample_IsSyncPoint(pSample) == S_OK;
hres = IMediaSample_GetTime(pSample, &start, &stop);
if(FAILED(hres)) {
WARN("GetTime failed: %08x\n", hres);
return hres;
}
hres = IMediaSample_GetMediaType(pSample, &mt);
if(FAILED(hres))
return hres;
hres = IMediaSample_GetPointer(pSample, &ptr);
if(FAILED(hres)) {
WARN("GetPointer failed: %08x\n", hres);
return hres;
}
hres = BaseOutputPinImpl_GetDeliveryBuffer(This->out, &out_sample, &start, &stop, 0);
if(FAILED(hres))
return hres;
hres = IMediaSample_GetPointer(out_sample, &buf);
if(FAILED(hres))
return hres;
if((This->driver_flags & VIDCF_TEMPORAL) && !(This->driver_flags & VIDCF_FASTTEMPORALC))
FIXME("Unsupported temporal compression\n");
src_videoinfo = (VIDEOINFOHEADER*)This->in->pin.mtCurrent.pbFormat;
This->videoinfo->bmiHeader.biSizeImage = This->max_frame_size;
res = ICCompress(This->hic, sync_point ? ICCOMPRESS_KEYFRAME : 0, &This->videoinfo->bmiHeader, buf,
&src_videoinfo->bmiHeader, ptr, 0, &comp_flags, This->frame_cnt, 0, 0, NULL, NULL);
if(res != ICERR_OK) {
WARN("ICCompress failed: %d\n", res);
IMediaSample_Release(out_sample);
return E_FAIL;
}
IMediaSample_SetActualDataLength(out_sample, This->videoinfo->bmiHeader.biSizeImage);
IMediaSample_SetPreroll(out_sample, is_preroll);
IMediaSample_SetSyncPoint(out_sample, (comp_flags&AVIIF_KEYFRAME) != 0);
IMediaSample_SetDiscontinuity(out_sample, (IMediaSample_IsDiscontinuity(pSample) == S_OK));
if (IMediaSample_GetMediaTime(pSample, &start, &stop) == S_OK)
IMediaSample_SetMediaTime(out_sample, &start, &stop);
else
IMediaSample_SetMediaTime(out_sample, NULL, NULL);
hres = BaseOutputPinImpl_Deliver(This->out, out_sample);
if(FAILED(hres))
WARN("Deliver failed: %08x\n", hres);
IMediaSample_Release(out_sample);
This->frame_cnt++;
return hres;
}
static const BaseInputPinFuncTable AVICompressorBaseInputPinVtbl = {
{
AVICompressorIn_CheckMediaType,
NULL,
AVICompressorIn_GetMediaTypeVersion,
AVICompressorIn_GetMediaType
},
AVICompressorIn_Receive
};
static HRESULT WINAPI AVICompressorOut_QueryInterface(IPin *iface, REFIID riid, void **ppv)
{
return BaseInputPinImpl_QueryInterface(iface, riid, ppv);
}
static ULONG WINAPI AVICompressorOut_AddRef(IPin *iface)
{
AVICompressor *This = impl_from_IPin(iface);
return IBaseFilter_AddRef(&This->filter.IBaseFilter_iface);
}
static ULONG WINAPI AVICompressorOut_Release(IPin *iface)
{
AVICompressor *This = impl_from_IPin(iface);
return IBaseFilter_Release(&This->filter.IBaseFilter_iface);
}
static const IPinVtbl AVICompressorOutputPinVtbl = {
AVICompressorOut_QueryInterface,
AVICompressorOut_AddRef,
AVICompressorOut_Release,
BaseOutputPinImpl_Connect,
BaseOutputPinImpl_ReceiveConnection,
BaseOutputPinImpl_Disconnect,
BasePinImpl_ConnectedTo,
BasePinImpl_ConnectionMediaType,
BasePinImpl_QueryPinInfo,
BasePinImpl_QueryDirection,
BasePinImpl_QueryId,
BasePinImpl_QueryAccept,
BasePinImpl_EnumMediaTypes,
BasePinImpl_QueryInternalConnections,
BaseOutputPinImpl_EndOfStream,
BaseOutputPinImpl_BeginFlush,
BaseOutputPinImpl_EndFlush,
BasePinImpl_NewSegment
};
static LONG WINAPI AVICompressorOut_GetMediaTypeVersion(BasePin *base)
{
FIXME("(%p)\n", base);
return 0;
}
static HRESULT WINAPI AVICompressorOut_GetMediaType(BasePin *base, int iPosition, AM_MEDIA_TYPE *amt)
{
AVICompressor *This = impl_from_IBaseFilter(base->pinInfo.pFilter);
TRACE("(%p)->(%d %p)\n", base, iPosition, amt);
if(iPosition || !This->videoinfo)
return S_FALSE;
amt->majortype = MEDIATYPE_Video;
amt->subtype = MEDIASUBTYPE_PCM;
amt->bFixedSizeSamples = FALSE;
amt->bTemporalCompression = (This->driver_flags & VIDCF_TEMPORAL) != 0;
amt->lSampleSize = This->in->pin.mtCurrent.lSampleSize;
amt->formattype = FORMAT_VideoInfo;
amt->pUnk = NULL;
amt->cbFormat = This->videoinfo_size;
amt->pbFormat = (BYTE*)This->videoinfo;
return S_OK;
}
static HRESULT WINAPI AVICompressorOut_DecideBufferSize(BaseOutputPin *base, IMemAllocator *alloc, ALLOCATOR_PROPERTIES *ppropInputRequest)
{
AVICompressor *This = impl_from_BasePin(&base->pin);
ALLOCATOR_PROPERTIES actual;
TRACE("(%p)\n", This);
if (!ppropInputRequest->cBuffers)
ppropInputRequest->cBuffers = 1;
if (ppropInputRequest->cbBuffer < This->max_frame_size)
ppropInputRequest->cbBuffer = This->max_frame_size;
if (!ppropInputRequest->cbAlign)
ppropInputRequest->cbAlign = 1;
return IMemAllocator_SetProperties(alloc, ppropInputRequest, &actual);
}
static HRESULT WINAPI AVICompressorOut_DecideAllocator(BaseOutputPin *base,
IMemInputPin *pPin, IMemAllocator **pAlloc)
{
TRACE("(%p)->(%p %p)\n", base, pPin, pAlloc);
return BaseOutputPinImpl_DecideAllocator(base, pPin, pAlloc);
}
static HRESULT WINAPI AVICompressorOut_BreakConnect(BaseOutputPin *base)
{
FIXME("(%p)\n", base);
return E_NOTIMPL;
}
static const BaseOutputPinFuncTable AVICompressorBaseOutputPinVtbl = {
{
NULL,
BaseOutputPinImpl_AttemptConnection,
AVICompressorOut_GetMediaTypeVersion,
AVICompressorOut_GetMediaType
},
AVICompressorOut_DecideBufferSize,
AVICompressorOut_DecideAllocator,
AVICompressorOut_BreakConnect
};
IUnknown* WINAPI QCAP_createAVICompressor(IUnknown *outer, HRESULT *phr)
{
PIN_INFO in_pin_info = {NULL, PINDIR_INPUT, {'I','n',0}};
PIN_INFO out_pin_info = {NULL, PINDIR_OUTPUT, {'O','u','t',0}};
AVICompressor *compressor;
HRESULT hres;
TRACE("\n");
compressor = heap_alloc_zero(sizeof(*compressor));
if(!compressor) {
*phr = E_NOINTERFACE;
return NULL;
}
BaseFilter_Init(&compressor->filter, &AVICompressorVtbl, &CLSID_AVICo,
(DWORD_PTR)(__FILE__ ": AVICompressor.csFilter"), &filter_func_table);
compressor->IPersistPropertyBag_iface.lpVtbl = &PersistPropertyBagVtbl;
in_pin_info.pFilter = &compressor->filter.IBaseFilter_iface;
hres = BaseInputPin_Construct(&AVICompressorInputPinVtbl, sizeof(BaseInputPin), &in_pin_info,
&AVICompressorBaseInputPinVtbl, &compressor->filter.csFilter, NULL, (IPin**)&compressor->in);
if(FAILED(hres)) {
IBaseFilter_Release(&compressor->filter.IBaseFilter_iface);
*phr = hres;
return NULL;
}
out_pin_info.pFilter = &compressor->filter.IBaseFilter_iface;
hres = BaseOutputPin_Construct(&AVICompressorOutputPinVtbl, sizeof(BaseOutputPin), &out_pin_info,
&AVICompressorBaseOutputPinVtbl, &compressor->filter.csFilter, (IPin**)&compressor->out);
if(FAILED(hres)) {
IBaseFilter_Release(&compressor->filter.IBaseFilter_iface);
*phr = hres;
return NULL;
}
*phr = S_OK;
return (IUnknown*)&compressor->filter.IBaseFilter_iface;
}