917 lines
27 KiB
C
917 lines
27 KiB
C
/* Video For Windows Steering structure
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*
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* Copyright 2005 Maarten Lankhorst
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*
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*/
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#include "qcap_private.h"
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#include "winternl.h"
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WINE_DEFAULT_DEBUG_CHANNEL(quartz);
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static unixlib_handle_t v4l_handle;
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#define V4L_CALL( func, params ) __wine_unix_call( v4l_handle, unix_ ## func, params )
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struct vfw_capture
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{
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struct strmbase_filter filter;
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IAMStreamConfig IAMStreamConfig_iface;
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IAMVideoControl IAMVideoControl_iface;
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IAMVideoProcAmp IAMVideoProcAmp_iface;
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IAMFilterMiscFlags IAMFilterMiscFlags_iface;
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IPersistPropertyBag IPersistPropertyBag_iface;
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BOOL init;
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struct strmbase_source source;
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IKsPropertySet IKsPropertySet_iface;
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video_capture_device_t device;
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/* FIXME: It would be nice to avoid duplicating this variable with strmbase.
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* However, synchronization is tricky; we need access to be protected by a
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* separate lock. */
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FILTER_STATE state;
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CONDITION_VARIABLE state_cv;
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CRITICAL_SECTION state_cs;
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HANDLE thread;
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};
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static inline struct vfw_capture *impl_from_strmbase_filter(struct strmbase_filter *iface)
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{
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return CONTAINING_RECORD(iface, struct vfw_capture, filter);
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}
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static inline struct vfw_capture *impl_from_IAMStreamConfig(IAMStreamConfig *iface)
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{
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return CONTAINING_RECORD(iface, struct vfw_capture, IAMStreamConfig_iface);
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}
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static inline struct vfw_capture *impl_from_IAMVideoControl(IAMVideoControl *iface)
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{
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return CONTAINING_RECORD(iface, struct vfw_capture, IAMVideoControl_iface);
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}
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static inline struct vfw_capture *impl_from_IAMVideoProcAmp(IAMVideoProcAmp *iface)
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{
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return CONTAINING_RECORD(iface, struct vfw_capture, IAMVideoProcAmp_iface);
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}
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static inline struct vfw_capture *impl_from_IAMFilterMiscFlags(IAMFilterMiscFlags *iface)
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{
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return CONTAINING_RECORD(iface, struct vfw_capture, IAMFilterMiscFlags_iface);
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}
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static inline struct vfw_capture *impl_from_IPersistPropertyBag(IPersistPropertyBag *iface)
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{
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return CONTAINING_RECORD(iface, struct vfw_capture, IPersistPropertyBag_iface);
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}
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static struct strmbase_pin *vfw_capture_get_pin(struct strmbase_filter *iface, unsigned int index)
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{
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struct vfw_capture *filter = impl_from_strmbase_filter(iface);
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if (index >= 1)
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return NULL;
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return &filter->source.pin;
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}
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static void vfw_capture_destroy(struct strmbase_filter *iface)
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{
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struct vfw_capture *filter = impl_from_strmbase_filter(iface);
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if (filter->init)
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{
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struct destroy_params params = { filter->device };
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V4L_CALL( destroy, ¶ms );
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}
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if (filter->source.pin.peer)
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{
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IPin_Disconnect(filter->source.pin.peer);
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IPin_Disconnect(&filter->source.pin.IPin_iface);
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}
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filter->state_cs.DebugInfo->Spare[0] = 0;
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DeleteCriticalSection(&filter->state_cs);
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strmbase_source_cleanup(&filter->source);
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strmbase_filter_cleanup(&filter->filter);
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free(filter);
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}
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static HRESULT vfw_capture_query_interface(struct strmbase_filter *iface, REFIID iid, void **out)
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{
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struct vfw_capture *filter = impl_from_strmbase_filter(iface);
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if (IsEqualGUID(iid, &IID_IPersistPropertyBag))
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*out = &filter->IPersistPropertyBag_iface;
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else if (IsEqualGUID(iid, &IID_IAMVideoControl))
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*out = &filter->IAMVideoControl_iface;
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else if (IsEqualGUID(iid, &IID_IAMVideoProcAmp))
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*out = &filter->IAMVideoProcAmp_iface;
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else if (IsEqualGUID(iid, &IID_IAMFilterMiscFlags))
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*out = &filter->IAMFilterMiscFlags_iface;
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else
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return E_NOINTERFACE;
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IUnknown_AddRef((IUnknown *)*out);
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return S_OK;
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}
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static unsigned int get_image_size(struct vfw_capture *filter)
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{
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const VIDEOINFOHEADER *format = (const VIDEOINFOHEADER *)filter->source.pin.mt.pbFormat;
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return format->bmiHeader.biWidth * format->bmiHeader.biHeight * format->bmiHeader.biBitCount / 8;
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}
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static DWORD WINAPI stream_thread(void *arg)
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{
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struct vfw_capture *filter = arg;
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const unsigned int image_size = get_image_size(filter);
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struct read_frame_params params;
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for (;;)
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{
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IMediaSample *sample;
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HRESULT hr;
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BYTE *data;
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EnterCriticalSection(&filter->state_cs);
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while (filter->state == State_Paused)
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SleepConditionVariableCS(&filter->state_cv, &filter->state_cs, INFINITE);
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if (filter->state == State_Stopped)
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{
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LeaveCriticalSection(&filter->state_cs);
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break;
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}
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LeaveCriticalSection(&filter->state_cs);
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if (FAILED(hr = IMemAllocator_GetBuffer(filter->source.pAllocator, &sample, NULL, NULL, 0)))
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{
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ERR("Failed to get sample, hr %#lx.\n", hr);
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break;
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}
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IMediaSample_SetActualDataLength(sample, image_size);
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IMediaSample_GetPointer(sample, &data);
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params.device = filter->device;
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params.data = data;
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if (!V4L_CALL( read_frame, ¶ms ))
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{
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IMediaSample_Release(sample);
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break;
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}
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hr = IMemInputPin_Receive(filter->source.pMemInputPin, sample);
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IMediaSample_Release(sample);
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if (FAILED(hr))
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{
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ERR("IMemInputPin::Receive() returned %#lx.\n", hr);
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break;
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}
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}
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return 0;
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}
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static HRESULT vfw_capture_init_stream(struct strmbase_filter *iface)
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{
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struct vfw_capture *filter = impl_from_strmbase_filter(iface);
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HRESULT hr;
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if (!filter->source.pin.peer)
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return S_OK;
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if (FAILED(hr = IMemAllocator_Commit(filter->source.pAllocator)))
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ERR("Failed to commit allocator, hr %#lx.\n", hr);
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EnterCriticalSection(&filter->state_cs);
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filter->state = State_Paused;
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LeaveCriticalSection(&filter->state_cs);
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filter->thread = CreateThread(NULL, 0, stream_thread, filter, 0, NULL);
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return S_OK;
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}
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static HRESULT vfw_capture_start_stream(struct strmbase_filter *iface, REFERENCE_TIME time)
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{
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struct vfw_capture *filter = impl_from_strmbase_filter(iface);
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if (!filter->source.pin.peer)
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return S_OK;
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EnterCriticalSection(&filter->state_cs);
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filter->state = State_Running;
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LeaveCriticalSection(&filter->state_cs);
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WakeConditionVariable(&filter->state_cv);
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return S_OK;
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}
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static HRESULT vfw_capture_stop_stream(struct strmbase_filter *iface)
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{
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struct vfw_capture *filter = impl_from_strmbase_filter(iface);
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if (!filter->source.pin.peer)
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return S_OK;
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EnterCriticalSection(&filter->state_cs);
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filter->state = State_Paused;
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LeaveCriticalSection(&filter->state_cs);
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return S_OK;
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}
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static HRESULT vfw_capture_cleanup_stream(struct strmbase_filter *iface)
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{
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struct vfw_capture *filter = impl_from_strmbase_filter(iface);
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HRESULT hr;
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if (!filter->source.pin.peer)
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return S_OK;
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EnterCriticalSection(&filter->state_cs);
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filter->state = State_Stopped;
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LeaveCriticalSection(&filter->state_cs);
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WakeConditionVariable(&filter->state_cv);
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WaitForSingleObject(filter->thread, INFINITE);
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CloseHandle(filter->thread);
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filter->thread = NULL;
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hr = IMemAllocator_Decommit(filter->source.pAllocator);
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if (hr != S_OK && hr != VFW_E_NOT_COMMITTED)
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ERR("Failed to decommit allocator, hr %#lx.\n", hr);
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return S_OK;
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}
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static HRESULT vfw_capture_wait_state(struct strmbase_filter *iface, DWORD timeout)
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{
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struct vfw_capture *filter = impl_from_strmbase_filter(iface);
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if (filter->source.pin.peer && filter->filter.state == State_Paused)
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return VFW_S_CANT_CUE;
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return S_OK;
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}
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static const struct strmbase_filter_ops filter_ops =
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{
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.filter_get_pin = vfw_capture_get_pin,
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.filter_destroy = vfw_capture_destroy,
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.filter_query_interface = vfw_capture_query_interface,
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.filter_init_stream = vfw_capture_init_stream,
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.filter_start_stream = vfw_capture_start_stream,
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.filter_stop_stream = vfw_capture_stop_stream,
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.filter_cleanup_stream = vfw_capture_cleanup_stream,
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.filter_wait_state = vfw_capture_wait_state,
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};
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static HRESULT WINAPI AMStreamConfig_QueryInterface(IAMStreamConfig *iface, REFIID iid, void **out)
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{
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struct vfw_capture *filter = impl_from_IAMStreamConfig(iface);
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return IPin_QueryInterface(&filter->source.pin.IPin_iface, iid, out);
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}
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static ULONG WINAPI AMStreamConfig_AddRef(IAMStreamConfig *iface)
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{
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struct vfw_capture *filter = impl_from_IAMStreamConfig(iface);
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return IPin_AddRef(&filter->source.pin.IPin_iface);
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}
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static ULONG WINAPI AMStreamConfig_Release(IAMStreamConfig *iface)
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{
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struct vfw_capture *filter = impl_from_IAMStreamConfig(iface);
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return IPin_Release(&filter->source.pin.IPin_iface);
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}
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static HRESULT WINAPI
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AMStreamConfig_SetFormat(IAMStreamConfig *iface, AM_MEDIA_TYPE *pmt)
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{
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struct vfw_capture *This = impl_from_IAMStreamConfig(iface);
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struct set_format_params params;
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HRESULT hr;
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TRACE("filter %p, mt %p.\n", This, pmt);
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strmbase_dump_media_type(pmt);
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if (This->filter.state != State_Stopped)
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{
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TRACE("Returning not stopped error\n");
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return VFW_E_NOT_STOPPED;
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}
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if (!pmt)
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{
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TRACE("pmt is NULL\n");
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return E_POINTER;
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}
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if (!IsEqualGUID(&pmt->majortype, &MEDIATYPE_Video))
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return E_FAIL;
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if (This->source.pin.peer)
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{
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hr = IPin_QueryAccept(This->source.pin.peer, pmt);
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TRACE("QueryAccept() returned %#lx.\n", hr);
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if (hr == S_FALSE)
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return VFW_E_INVALIDMEDIATYPE;
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}
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params.device = This->device;
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params.mt = pmt;
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hr = V4L_CALL( set_format, ¶ms );
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if (SUCCEEDED(hr) && This->filter.graph && This->source.pin.peer)
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{
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hr = IFilterGraph_Reconnect(This->filter.graph, &This->source.pin.IPin_iface);
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if (SUCCEEDED(hr))
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TRACE("Reconnection completed, with new media format..\n");
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}
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TRACE("Returning %#lx.\n", hr);
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return hr;
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}
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static HRESULT WINAPI AMStreamConfig_GetFormat(IAMStreamConfig *iface, AM_MEDIA_TYPE **mt)
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{
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struct vfw_capture *filter = impl_from_IAMStreamConfig(iface);
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VIDEOINFOHEADER *format;
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HRESULT hr;
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TRACE("filter %p, mt %p.\n", filter, mt);
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if (!(*mt = CoTaskMemAlloc(sizeof(**mt))))
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return E_OUTOFMEMORY;
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EnterCriticalSection(&filter->filter.filter_cs);
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if (filter->source.pin.peer)
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{
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hr = CopyMediaType(*mt, &filter->source.pin.mt);
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}
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else
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{
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if ((format = CoTaskMemAlloc(sizeof(VIDEOINFOHEADER))))
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{
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struct get_format_params params = { filter->device, *mt, format };
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V4L_CALL( get_format, ¶ms );
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(*mt)->cbFormat = sizeof(VIDEOINFOHEADER);
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(*mt)->pbFormat = (BYTE *)format;
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hr = S_OK;
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}
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else
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{
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hr = E_OUTOFMEMORY;
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}
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}
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LeaveCriticalSection(&filter->filter.filter_cs);
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if (SUCCEEDED(hr))
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strmbase_dump_media_type(*mt);
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else
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CoTaskMemFree(*mt);
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return hr;
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}
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static HRESULT WINAPI AMStreamConfig_GetNumberOfCapabilities(IAMStreamConfig *iface,
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int *count, int *size)
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{
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struct vfw_capture *filter = impl_from_IAMStreamConfig(iface);
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struct get_caps_count_params params = { filter->device, count };
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TRACE("filter %p, count %p, size %p.\n", filter, count, size);
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if (!count || !size)
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return E_POINTER;
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V4L_CALL( get_caps_count, ¶ms );
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*size = sizeof(VIDEO_STREAM_CONFIG_CAPS);
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return S_OK;
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}
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static HRESULT WINAPI AMStreamConfig_GetStreamCaps(IAMStreamConfig *iface,
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int index, AM_MEDIA_TYPE **pmt, BYTE *vscc)
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{
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struct vfw_capture *filter = impl_from_IAMStreamConfig(iface);
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VIDEOINFOHEADER *format;
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AM_MEDIA_TYPE *mt;
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int count;
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struct get_caps_count_params count_params = { filter->device, &count };
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struct get_caps_params caps_params;
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TRACE("filter %p, index %d, pmt %p, vscc %p.\n", filter, index, pmt, vscc);
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V4L_CALL( get_caps_count, &count_params );
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if (index > count)
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return S_FALSE;
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if (!(mt = CoTaskMemAlloc(sizeof(AM_MEDIA_TYPE))))
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return E_OUTOFMEMORY;
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if (!(format = CoTaskMemAlloc(sizeof(VIDEOINFOHEADER))))
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{
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CoTaskMemFree(mt);
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return E_OUTOFMEMORY;
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}
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caps_params.device = filter->device;
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caps_params.index = index;
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caps_params.mt = mt;
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caps_params.format = format;
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caps_params.caps = (VIDEO_STREAM_CONFIG_CAPS *)vscc;
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V4L_CALL( get_caps, &caps_params );
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mt->cbFormat = sizeof(VIDEOINFOHEADER);
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mt->pbFormat = (BYTE *)format;
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*pmt = mt;
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return S_OK;
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}
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static const IAMStreamConfigVtbl IAMStreamConfig_VTable =
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{
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AMStreamConfig_QueryInterface,
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AMStreamConfig_AddRef,
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AMStreamConfig_Release,
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AMStreamConfig_SetFormat,
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AMStreamConfig_GetFormat,
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AMStreamConfig_GetNumberOfCapabilities,
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AMStreamConfig_GetStreamCaps
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};
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static HRESULT WINAPI AMVideoProcAmp_QueryInterface(IAMVideoProcAmp *iface, REFIID iid, void **out)
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{
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struct vfw_capture *filter = impl_from_IAMVideoProcAmp(iface);
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return IUnknown_QueryInterface(filter->filter.outer_unk, iid, out);
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}
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static ULONG WINAPI AMVideoProcAmp_AddRef(IAMVideoProcAmp * iface)
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{
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struct vfw_capture *filter = impl_from_IAMVideoProcAmp(iface);
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return IUnknown_AddRef(filter->filter.outer_unk);
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}
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static ULONG WINAPI AMVideoProcAmp_Release(IAMVideoProcAmp * iface)
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{
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struct vfw_capture *filter = impl_from_IAMVideoProcAmp(iface);
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return IUnknown_Release(filter->filter.outer_unk);
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}
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static HRESULT WINAPI AMVideoProcAmp_GetRange(IAMVideoProcAmp *iface, LONG property,
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LONG *min, LONG *max, LONG *step, LONG *default_value, LONG *flags)
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{
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struct vfw_capture *filter = impl_from_IAMVideoProcAmp(iface);
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struct get_prop_range_params params = { filter->device, property, min, max, step, default_value, flags };
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TRACE("filter %p, property %#lx, min %p, max %p, step %p, default_value %p, flags %p.\n",
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filter, property, min, max, step, default_value, flags);
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return V4L_CALL( get_prop_range, ¶ms );
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}
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static HRESULT WINAPI AMVideoProcAmp_Set(IAMVideoProcAmp *iface, LONG property,
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LONG value, LONG flags)
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{
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struct vfw_capture *filter = impl_from_IAMVideoProcAmp(iface);
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struct set_prop_params params = { filter->device, property, value, flags };
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TRACE("filter %p, property %#lx, value %ld, flags %#lx.\n", filter, property, value, flags);
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return V4L_CALL( set_prop, ¶ms );
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}
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static HRESULT WINAPI AMVideoProcAmp_Get(IAMVideoProcAmp *iface, LONG property,
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LONG *value, LONG *flags)
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{
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struct vfw_capture *filter = impl_from_IAMVideoProcAmp(iface);
|
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struct get_prop_params params = { filter->device, property, value, flags };
|
|
|
|
TRACE("filter %p, property %#lx, value %p, flags %p.\n", filter, property, value, flags);
|
|
|
|
return V4L_CALL( get_prop, ¶ms );
|
|
}
|
|
|
|
static const IAMVideoProcAmpVtbl IAMVideoProcAmp_VTable =
|
|
{
|
|
AMVideoProcAmp_QueryInterface,
|
|
AMVideoProcAmp_AddRef,
|
|
AMVideoProcAmp_Release,
|
|
AMVideoProcAmp_GetRange,
|
|
AMVideoProcAmp_Set,
|
|
AMVideoProcAmp_Get,
|
|
};
|
|
|
|
static HRESULT WINAPI PPB_QueryInterface(IPersistPropertyBag *iface, REFIID iid, void **out)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IPersistPropertyBag(iface);
|
|
return IUnknown_QueryInterface(filter->filter.outer_unk, iid, out);
|
|
}
|
|
|
|
static ULONG WINAPI PPB_AddRef(IPersistPropertyBag * iface)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IPersistPropertyBag(iface);
|
|
return IUnknown_AddRef(filter->filter.outer_unk);
|
|
}
|
|
|
|
static ULONG WINAPI PPB_Release(IPersistPropertyBag * iface)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IPersistPropertyBag(iface);
|
|
return IUnknown_Release(filter->filter.outer_unk);
|
|
}
|
|
|
|
static HRESULT WINAPI
|
|
PPB_GetClassID( IPersistPropertyBag * iface, CLSID * pClassID )
|
|
{
|
|
struct vfw_capture *This = impl_from_IPersistPropertyBag(iface);
|
|
|
|
FIXME("%p - stub\n", This);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI PPB_InitNew(IPersistPropertyBag * iface)
|
|
{
|
|
struct vfw_capture *This = impl_from_IPersistPropertyBag(iface);
|
|
|
|
FIXME("%p - stub\n", This);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI PPB_Load(IPersistPropertyBag *iface, IPropertyBag *bag, IErrorLog *error_log)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IPersistPropertyBag(iface);
|
|
struct create_params params;
|
|
HRESULT hr;
|
|
VARIANT var;
|
|
|
|
TRACE("filter %p, bag %p, error_log %p.\n", filter, bag, error_log);
|
|
|
|
V_VT(&var) = VT_I4;
|
|
if (FAILED(hr = IPropertyBag_Read(bag, L"VFWIndex", &var, error_log)))
|
|
return hr;
|
|
|
|
params.index = V_I4(&var);
|
|
params.device = &filter->device;
|
|
hr = V4L_CALL( create, ¶ms );
|
|
|
|
if (SUCCEEDED(hr)) filter->init = TRUE;
|
|
return hr;
|
|
}
|
|
|
|
static HRESULT WINAPI
|
|
PPB_Save( IPersistPropertyBag * iface, IPropertyBag *pPropBag,
|
|
BOOL fClearDirty, BOOL fSaveAllProperties )
|
|
{
|
|
struct vfw_capture *This = impl_from_IPersistPropertyBag(iface);
|
|
FIXME("%p - stub\n", This);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IPersistPropertyBagVtbl IPersistPropertyBag_VTable =
|
|
{
|
|
PPB_QueryInterface,
|
|
PPB_AddRef,
|
|
PPB_Release,
|
|
PPB_GetClassID,
|
|
PPB_InitNew,
|
|
PPB_Load,
|
|
PPB_Save
|
|
};
|
|
|
|
/* IKsPropertySet interface */
|
|
static inline struct vfw_capture *impl_from_IKsPropertySet(IKsPropertySet *iface)
|
|
{
|
|
return CONTAINING_RECORD(iface, struct vfw_capture, IKsPropertySet_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI KSP_QueryInterface(IKsPropertySet *iface, REFIID iid, void **out)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IKsPropertySet(iface);
|
|
return IPin_QueryInterface(&filter->source.pin.IPin_iface, iid, out);
|
|
}
|
|
|
|
static ULONG WINAPI KSP_AddRef(IKsPropertySet * iface)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IKsPropertySet(iface);
|
|
return IPin_AddRef(&filter->source.pin.IPin_iface);
|
|
}
|
|
|
|
static ULONG WINAPI KSP_Release(IKsPropertySet * iface)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IKsPropertySet(iface);
|
|
return IPin_Release(&filter->source.pin.IPin_iface);
|
|
}
|
|
|
|
static HRESULT WINAPI
|
|
KSP_Set( IKsPropertySet * iface, REFGUID guidPropSet, DWORD dwPropID,
|
|
LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData,
|
|
DWORD cbPropData )
|
|
{
|
|
FIXME("%p: stub\n", iface);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI
|
|
KSP_Get( IKsPropertySet * iface, REFGUID guidPropSet, DWORD dwPropID,
|
|
LPVOID pInstanceData, DWORD cbInstanceData, LPVOID pPropData,
|
|
DWORD cbPropData, DWORD *pcbReturned )
|
|
{
|
|
LPGUID pGuid;
|
|
|
|
TRACE("()\n");
|
|
|
|
if (!IsEqualIID(guidPropSet, &ROPSETID_Pin))
|
|
return E_PROP_SET_UNSUPPORTED;
|
|
if (pPropData == NULL && pcbReturned == NULL)
|
|
return E_POINTER;
|
|
if (pcbReturned)
|
|
*pcbReturned = sizeof(GUID);
|
|
if (pPropData == NULL)
|
|
return S_OK;
|
|
if (cbPropData < sizeof(GUID))
|
|
return E_UNEXPECTED;
|
|
pGuid = pPropData;
|
|
*pGuid = PIN_CATEGORY_CAPTURE;
|
|
FIXME("() Not adding a pin with PIN_CATEGORY_PREVIEW\n");
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI
|
|
KSP_QuerySupported( IKsPropertySet * iface, REFGUID guidPropSet,
|
|
DWORD dwPropID, DWORD *pTypeSupport )
|
|
{
|
|
FIXME("%p: stub\n", iface);
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IKsPropertySetVtbl IKsPropertySet_VTable =
|
|
{
|
|
KSP_QueryInterface,
|
|
KSP_AddRef,
|
|
KSP_Release,
|
|
KSP_Set,
|
|
KSP_Get,
|
|
KSP_QuerySupported
|
|
};
|
|
|
|
static inline struct vfw_capture *impl_from_strmbase_pin(struct strmbase_pin *pin)
|
|
{
|
|
return CONTAINING_RECORD(pin, struct vfw_capture, source.pin);
|
|
}
|
|
|
|
static HRESULT source_query_accept(struct strmbase_pin *pin, const AM_MEDIA_TYPE *mt)
|
|
{
|
|
struct vfw_capture *filter = impl_from_strmbase_pin(pin);
|
|
struct check_format_params params = { filter->device, mt };
|
|
|
|
if (!mt) return E_POINTER;
|
|
return V4L_CALL( check_format, ¶ms );
|
|
}
|
|
|
|
static HRESULT source_get_media_type(struct strmbase_pin *pin,
|
|
unsigned int index, AM_MEDIA_TYPE *mt)
|
|
{
|
|
struct vfw_capture *filter = impl_from_strmbase_pin(pin);
|
|
struct get_media_type_params params;
|
|
VIDEOINFOHEADER *format;
|
|
HRESULT hr;
|
|
|
|
if (!(format = CoTaskMemAlloc(sizeof(*format))))
|
|
return E_OUTOFMEMORY;
|
|
|
|
params.device = filter->device;
|
|
params.index = index;
|
|
params.mt = mt;
|
|
params.format = format;
|
|
if ((hr = V4L_CALL( get_media_type, ¶ms )) != S_OK)
|
|
{
|
|
CoTaskMemFree(format);
|
|
return hr;
|
|
}
|
|
mt->cbFormat = sizeof(VIDEOINFOHEADER);
|
|
mt->pbFormat = (BYTE *)format;
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT source_query_interface(struct strmbase_pin *iface, REFIID iid, void **out)
|
|
{
|
|
struct vfw_capture *filter = impl_from_strmbase_pin(iface);
|
|
|
|
if (IsEqualGUID(iid, &IID_IKsPropertySet))
|
|
*out = &filter->IKsPropertySet_iface;
|
|
else if (IsEqualGUID(iid, &IID_IAMStreamConfig))
|
|
*out = &filter->IAMStreamConfig_iface;
|
|
else
|
|
return E_NOINTERFACE;
|
|
|
|
IUnknown_AddRef((IUnknown *)*out);
|
|
return S_OK;
|
|
}
|
|
|
|
static HRESULT WINAPI VfwPin_DecideBufferSize(struct strmbase_source *iface,
|
|
IMemAllocator *allocator, ALLOCATOR_PROPERTIES *req_props)
|
|
{
|
|
struct vfw_capture *filter = impl_from_strmbase_pin(&iface->pin);
|
|
ALLOCATOR_PROPERTIES ret_props;
|
|
|
|
if (!req_props->cBuffers)
|
|
req_props->cBuffers = 3;
|
|
if (!req_props->cbBuffer)
|
|
req_props->cbBuffer = get_image_size(filter);
|
|
if (!req_props->cbAlign)
|
|
req_props->cbAlign = 1;
|
|
|
|
return IMemAllocator_SetProperties(allocator, req_props, &ret_props);
|
|
}
|
|
|
|
static const struct strmbase_source_ops source_ops =
|
|
{
|
|
.base.pin_query_accept = source_query_accept,
|
|
.base.pin_get_media_type = source_get_media_type,
|
|
.base.pin_query_interface = source_query_interface,
|
|
.pfnAttemptConnection = BaseOutputPinImpl_AttemptConnection,
|
|
.pfnDecideBufferSize = VfwPin_DecideBufferSize,
|
|
.pfnDecideAllocator = BaseOutputPinImpl_DecideAllocator,
|
|
};
|
|
|
|
static HRESULT WINAPI misc_flags_QueryInterface(IAMFilterMiscFlags *iface, REFIID riid, void **ppv)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMFilterMiscFlags(iface);
|
|
return IUnknown_QueryInterface(filter->filter.outer_unk, riid, ppv);
|
|
}
|
|
|
|
static ULONG WINAPI misc_flags_AddRef(IAMFilterMiscFlags *iface)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMFilterMiscFlags(iface);
|
|
return IUnknown_AddRef(filter->filter.outer_unk);
|
|
}
|
|
|
|
static ULONG WINAPI misc_flags_Release(IAMFilterMiscFlags *iface)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMFilterMiscFlags(iface);
|
|
return IUnknown_Release(filter->filter.outer_unk);
|
|
}
|
|
|
|
static ULONG WINAPI misc_flags_GetMiscFlags(IAMFilterMiscFlags *iface)
|
|
{
|
|
return AM_FILTER_MISC_FLAGS_IS_SOURCE;
|
|
}
|
|
|
|
static const IAMFilterMiscFlagsVtbl IAMFilterMiscFlags_VTable =
|
|
{
|
|
misc_flags_QueryInterface,
|
|
misc_flags_AddRef,
|
|
misc_flags_Release,
|
|
misc_flags_GetMiscFlags
|
|
};
|
|
|
|
static HRESULT WINAPI video_control_QueryInterface(IAMVideoControl *iface, REFIID riid, void **ppv)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMVideoControl(iface);
|
|
return IUnknown_QueryInterface(filter->filter.outer_unk, riid, ppv);
|
|
}
|
|
|
|
static ULONG WINAPI video_control_AddRef(IAMVideoControl *iface)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMVideoControl(iface);
|
|
return IUnknown_AddRef(filter->filter.outer_unk);
|
|
}
|
|
|
|
static ULONG WINAPI video_control_Release(IAMVideoControl *iface)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMVideoControl(iface);
|
|
return IUnknown_Release(filter->filter.outer_unk);
|
|
}
|
|
|
|
static HRESULT WINAPI video_control_GetCaps(IAMVideoControl *iface, IPin *pin, LONG *flags)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMVideoControl(iface);
|
|
|
|
FIXME("filter %p, pin %p, flags %p: stub.\n", filter, pin, flags);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI video_control_SetMode(IAMVideoControl *iface, IPin *pin, LONG mode)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMVideoControl(iface);
|
|
|
|
FIXME("filter %p, pin %p, mode %ld, stub.\n", filter, pin, mode);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI video_control_GetMode(IAMVideoControl *iface, IPin *pin, LONG *mode)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMVideoControl(iface);
|
|
|
|
FIXME("filter %p, pin %p, mode %p: stub.\n", filter, pin, mode);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI video_control_GetCurrentActualFrameRate(IAMVideoControl *iface, IPin *pin,
|
|
LONGLONG *frame_rate)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMVideoControl(iface);
|
|
|
|
FIXME("filter %p, pin %p, frame rate %p: stub.\n", filter, pin, frame_rate);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI video_control_GetMaxAvailableFrameRate(IAMVideoControl *iface, IPin *pin,
|
|
LONG index, SIZE dimensions, LONGLONG *frame_rate)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMVideoControl(iface);
|
|
|
|
FIXME("filter %p, pin %p, index %ld, dimensions (%ldx%ld), frame rate %p, stub.\n",
|
|
filter, pin, index, dimensions.cx, dimensions.cy, frame_rate);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static HRESULT WINAPI video_control_GetFrameRateList(IAMVideoControl *iface, IPin *pin, LONG index,
|
|
SIZE dimensions, LONG *list_size, LONGLONG **frame_rate)
|
|
{
|
|
struct vfw_capture *filter = impl_from_IAMVideoControl(iface);
|
|
|
|
FIXME("filter %p, pin %p, index %ld, dimensions (%ldx%ld), list size %p, frame rate %p, stub.\n",
|
|
filter, pin, index, dimensions.cx, dimensions.cy, list_size, frame_rate);
|
|
|
|
return E_NOTIMPL;
|
|
}
|
|
|
|
static const IAMVideoControlVtbl IAMVideoControl_VTable =
|
|
{
|
|
video_control_QueryInterface,
|
|
video_control_AddRef,
|
|
video_control_Release,
|
|
video_control_GetCaps,
|
|
video_control_SetMode,
|
|
video_control_GetMode,
|
|
video_control_GetCurrentActualFrameRate,
|
|
video_control_GetMaxAvailableFrameRate,
|
|
video_control_GetFrameRateList
|
|
};
|
|
|
|
static BOOL WINAPI load_capture_funcs(INIT_ONCE *once, void *param, void **context)
|
|
{
|
|
NtQueryVirtualMemory( GetCurrentProcess(), qcap_instance, MemoryWineUnixFuncs,
|
|
&v4l_handle, sizeof(v4l_handle), NULL );
|
|
return TRUE;
|
|
}
|
|
|
|
static INIT_ONCE init_once = INIT_ONCE_STATIC_INIT;
|
|
|
|
HRESULT vfw_capture_create(IUnknown *outer, IUnknown **out)
|
|
{
|
|
struct vfw_capture *object;
|
|
|
|
if (!InitOnceExecuteOnce(&init_once, load_capture_funcs, NULL, NULL) || !v4l_handle)
|
|
return E_FAIL;
|
|
|
|
if (!(object = calloc(1, sizeof(*object))))
|
|
return E_OUTOFMEMORY;
|
|
|
|
strmbase_filter_init(&object->filter, outer, &CLSID_VfwCapture, &filter_ops);
|
|
|
|
object->IAMStreamConfig_iface.lpVtbl = &IAMStreamConfig_VTable;
|
|
object->IAMVideoControl_iface.lpVtbl = &IAMVideoControl_VTable;
|
|
object->IAMVideoProcAmp_iface.lpVtbl = &IAMVideoProcAmp_VTable;
|
|
object->IAMFilterMiscFlags_iface.lpVtbl = &IAMFilterMiscFlags_VTable;
|
|
object->IPersistPropertyBag_iface.lpVtbl = &IPersistPropertyBag_VTable;
|
|
|
|
strmbase_source_init(&object->source, &object->filter, L"Output", &source_ops);
|
|
|
|
object->IKsPropertySet_iface.lpVtbl = &IKsPropertySet_VTable;
|
|
|
|
object->state = State_Stopped;
|
|
InitializeConditionVariable(&object->state_cv);
|
|
InitializeCriticalSection(&object->state_cs);
|
|
object->state_cs.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": vfw_capture.state_cs");
|
|
|
|
TRACE("Created VFW capture filter %p.\n", object);
|
|
*out = &object->filter.IUnknown_inner;
|
|
return S_OK;
|
|
}
|