0,0 → 1,202 |
/* |
* DirectShow capture interface |
* Copyright (c) 2010 Ramiro Polla |
* |
* This file is part of FFmpeg. |
* |
* FFmpeg 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. |
* |
* FFmpeg 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 FFmpeg; if not, write to the Free Software |
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
*/ |
|
#include "dshow_capture.h" |
|
DECLARE_QUERYINTERFACE(libAVFilter, |
{ {&IID_IUnknown,0}, {&IID_IBaseFilter,0} }) |
DECLARE_ADDREF(libAVFilter) |
DECLARE_RELEASE(libAVFilter) |
|
long WINAPI |
libAVFilter_GetClassID(libAVFilter *this, CLSID *id) |
{ |
dshowdebug("libAVFilter_GetClassID(%p)\n", this); |
/* I'm not creating a ClassID just for this. */ |
return E_FAIL; |
} |
long WINAPI |
libAVFilter_Stop(libAVFilter *this) |
{ |
dshowdebug("libAVFilter_Stop(%p)\n", this); |
this->state = State_Stopped; |
return S_OK; |
} |
long WINAPI |
libAVFilter_Pause(libAVFilter *this) |
{ |
dshowdebug("libAVFilter_Pause(%p)\n", this); |
this->state = State_Paused; |
return S_OK; |
} |
long WINAPI |
libAVFilter_Run(libAVFilter *this, REFERENCE_TIME start) |
{ |
dshowdebug("libAVFilter_Run(%p) %"PRId64"\n", this, start); |
this->state = State_Running; |
this->start_time = start; |
return S_OK; |
} |
long WINAPI |
libAVFilter_GetState(libAVFilter *this, DWORD ms, FILTER_STATE *state) |
{ |
dshowdebug("libAVFilter_GetState(%p)\n", this); |
if (!state) |
return E_POINTER; |
*state = this->state; |
return S_OK; |
} |
long WINAPI |
libAVFilter_SetSyncSource(libAVFilter *this, IReferenceClock *clock) |
{ |
dshowdebug("libAVFilter_SetSyncSource(%p)\n", this); |
|
if (this->clock != clock) { |
if (this->clock) |
IReferenceClock_Release(this->clock); |
this->clock = clock; |
if (clock) |
IReferenceClock_AddRef(clock); |
} |
|
return S_OK; |
} |
long WINAPI |
libAVFilter_GetSyncSource(libAVFilter *this, IReferenceClock **clock) |
{ |
dshowdebug("libAVFilter_GetSyncSource(%p)\n", this); |
|
if (!clock) |
return E_POINTER; |
if (this->clock) |
IReferenceClock_AddRef(this->clock); |
*clock = this->clock; |
|
return S_OK; |
} |
long WINAPI |
libAVFilter_EnumPins(libAVFilter *this, IEnumPins **enumpin) |
{ |
libAVEnumPins *new; |
dshowdebug("libAVFilter_EnumPins(%p)\n", this); |
|
if (!enumpin) |
return E_POINTER; |
new = libAVEnumPins_Create(this->pin, this); |
if (!new) |
return E_OUTOFMEMORY; |
|
*enumpin = (IEnumPins *) new; |
return S_OK; |
} |
long WINAPI |
libAVFilter_FindPin(libAVFilter *this, const wchar_t *id, IPin **pin) |
{ |
libAVPin *found = NULL; |
dshowdebug("libAVFilter_FindPin(%p)\n", this); |
|
if (!id || !pin) |
return E_POINTER; |
if (!wcscmp(id, L"In")) { |
found = this->pin; |
libAVPin_AddRef(found); |
} |
*pin = (IPin *) found; |
if (!found) |
return VFW_E_NOT_FOUND; |
|
return S_OK; |
} |
long WINAPI |
libAVFilter_QueryFilterInfo(libAVFilter *this, FILTER_INFO *info) |
{ |
dshowdebug("libAVFilter_QueryFilterInfo(%p)\n", this); |
|
if (!info) |
return E_POINTER; |
if (this->info.pGraph) |
IFilterGraph_AddRef(this->info.pGraph); |
*info = this->info; |
|
return S_OK; |
} |
long WINAPI |
libAVFilter_JoinFilterGraph(libAVFilter *this, IFilterGraph *graph, |
const wchar_t *name) |
{ |
dshowdebug("libAVFilter_JoinFilterGraph(%p)\n", this); |
|
this->info.pGraph = graph; |
if (name) |
wcscpy(this->info.achName, name); |
|
return S_OK; |
} |
long WINAPI |
libAVFilter_QueryVendorInfo(libAVFilter *this, wchar_t **info) |
{ |
dshowdebug("libAVFilter_QueryVendorInfo(%p)\n", this); |
|
if (!info) |
return E_POINTER; |
*info = wcsdup(L"libAV"); |
|
return S_OK; |
} |
|
static int |
libAVFilter_Setup(libAVFilter *this, void *priv_data, void *callback, |
enum dshowDeviceType type) |
{ |
IBaseFilterVtbl *vtbl = this->vtbl; |
SETVTBL(vtbl, libAVFilter, QueryInterface); |
SETVTBL(vtbl, libAVFilter, AddRef); |
SETVTBL(vtbl, libAVFilter, Release); |
SETVTBL(vtbl, libAVFilter, GetClassID); |
SETVTBL(vtbl, libAVFilter, Stop); |
SETVTBL(vtbl, libAVFilter, Pause); |
SETVTBL(vtbl, libAVFilter, Run); |
SETVTBL(vtbl, libAVFilter, GetState); |
SETVTBL(vtbl, libAVFilter, SetSyncSource); |
SETVTBL(vtbl, libAVFilter, GetSyncSource); |
SETVTBL(vtbl, libAVFilter, EnumPins); |
SETVTBL(vtbl, libAVFilter, FindPin); |
SETVTBL(vtbl, libAVFilter, QueryFilterInfo); |
SETVTBL(vtbl, libAVFilter, JoinFilterGraph); |
SETVTBL(vtbl, libAVFilter, QueryVendorInfo); |
|
this->pin = libAVPin_Create(this); |
|
this->priv_data = priv_data; |
this->callback = callback; |
this->type = type; |
|
return 1; |
} |
static int |
libAVFilter_Cleanup(libAVFilter *this) |
{ |
libAVPin_Release(this->pin); |
return 1; |
} |
DECLARE_CREATE(libAVFilter, libAVFilter_Setup(this, priv_data, callback, type), |
void *priv_data, void *callback, enum dshowDeviceType type) |
DECLARE_DESTROY(libAVFilter, libAVFilter_Cleanup) |