1 // Copyright 2014 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 #include "media/video/capture/fake_video_capture_device_factory.h"
6
7 #include "base/strings/stringprintf.h"
8 #include "media/video/capture/fake_video_capture_device.h"
9
10 namespace media {
11
FakeVideoCaptureDeviceFactory()12 FakeVideoCaptureDeviceFactory::FakeVideoCaptureDeviceFactory()
13 : number_of_devices_(1) {
14 }
15
Create(const VideoCaptureDevice::Name & device_name)16 scoped_ptr<VideoCaptureDevice> FakeVideoCaptureDeviceFactory::Create(
17 const VideoCaptureDevice::Name& device_name) {
18 DCHECK(thread_checker_.CalledOnValidThread());
19 for (int n = 0; n < number_of_devices_; ++n) {
20 std::string possible_id = base::StringPrintf("/dev/video%d", n);
21 if (device_name.id().compare(possible_id) == 0)
22 return scoped_ptr<VideoCaptureDevice>(new FakeVideoCaptureDevice());
23 }
24 return scoped_ptr<VideoCaptureDevice>();
25 }
26
GetDeviceNames(VideoCaptureDevice::Names * const device_names)27 void FakeVideoCaptureDeviceFactory::GetDeviceNames(
28 VideoCaptureDevice::Names* const device_names) {
29 DCHECK(thread_checker_.CalledOnValidThread());
30 DCHECK(device_names->empty());
31 for (int n = 0; n < number_of_devices_; ++n) {
32 VideoCaptureDevice::Name name(base::StringPrintf("fake_device_%d", n),
33 base::StringPrintf("/dev/video%d", n));
34 device_names->push_back(name);
35 }
36 }
37
GetDeviceSupportedFormats(const VideoCaptureDevice::Name & device,VideoCaptureFormats * supported_formats)38 void FakeVideoCaptureDeviceFactory::GetDeviceSupportedFormats(
39 const VideoCaptureDevice::Name& device,
40 VideoCaptureFormats* supported_formats) {
41 DCHECK(thread_checker_.CalledOnValidThread());
42 const int frame_rate = 1000 / FakeVideoCaptureDevice::kFakeCaptureTimeoutMs;
43 const gfx::Size supported_sizes[] = {gfx::Size(320, 240),
44 gfx::Size(640, 480),
45 gfx::Size(1280, 720)};
46 supported_formats->clear();
47 for (size_t i = 0; i < arraysize(supported_sizes); ++i) {
48 supported_formats->push_back(VideoCaptureFormat(supported_sizes[i],
49 frame_rate,
50 media::PIXEL_FORMAT_I420));
51 }
52 }
53
54 } // namespace media
55