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Side by Side Diff: media/video/capture/win/sink_input_pin_win.h

Issue 7229013: This is the VideoCaptureDevice implementation for windows. (Closed) Base URL: http://src.chromium.org/svn/trunk/src/
Patch Set: '' Created 9 years, 6 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Implement a DirectShow input pin used for receiving captured frames from
6 // a DirectShow Capture filter.
7
8 #ifndef MEDIA_VIDEO_CAPTURE_WIN_SINK_INPUT_PIN_WIN_H_
9 #define MEDIA_VIDEO_CAPTURE_WIN_SINK_INPUT_PIN_WIN_H_
10 #pragma once
11
12 #include "media/video/capture/video_capture_device.h"
13 #include "media/video/capture/win/sink_filter_win.h"
14 #include "media/video/capture/win/pin_base_win.h"
15
16 namespace media {
17
18 // Input pin of the SinkFilter.
19 class SinkInputPin : public PinBase {
20 public:
21 explicit SinkInputPin(IBaseFilter* filter,
scherkus (not reviewing) 2011/06/24 20:15:26 >1 params -> no explicit
Per K 2011/06/27 11:47:50 Done.
22 SinkFilter::SinkFilterObserver* observer);
23 virtual ~SinkInputPin();
24
25 void SetRequestedMediaCapability(
26 const VideoCaptureDevice::Capability& capability);
27 // Returns the capability that is negotiated when this
28 // pin is connected to a media filter.
29 const VideoCaptureDevice::Capability& ResultingCapability();
30
31 // Implement PinBase.
32 virtual bool IsMediaTypeValid(const AM_MEDIA_TYPE* media_type);
33 virtual bool GetValidMediaType(int index, AM_MEDIA_TYPE* media_type);
34
35 STDMETHOD(Receive)(IMediaSample* media_sample);
36
37 private:
38 VideoCaptureDevice::Capability requested_capability_;
39 VideoCaptureDevice::Capability resulting_capability_;
40 SinkFilter::SinkFilterObserver* const observer_;
scherkus (not reviewing) 2011/06/24 20:15:26 no need for const pointers
Per K 2011/06/27 11:47:50 Done.
41
42 DISALLOW_IMPLICIT_CONSTRUCTORS(SinkInputPin);
43 };
44
45 } // namespace media
46
47 #endif // MEDIA_VIDEO_CAPTURE_WIN_SINK_INPUT_PIN_WIN_H_
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