Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 1 | // Copyright (c) 2012 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 | |
Ben Murdoch | ca12bfa | 2013-07-23 11:17:05 +0100 | [diff] [blame] | 5 | #include "base/memory/shared_memory.h" |
Ben Murdoch | 9ab5563 | 2013-07-18 11:57:30 +0100 | [diff] [blame] | 6 | #include "base/message_loop/message_loop.h" |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 7 | #include "content/common/media/video_capture_messages.h" |
| 8 | #include "content/renderer/media/video_capture_message_filter.h" |
| 9 | #include "testing/gtest/include/gtest/gtest.h" |
| 10 | |
| 11 | namespace content { |
| 12 | namespace { |
| 13 | |
| 14 | class MockVideoCaptureDelegate : public VideoCaptureMessageFilter::Delegate { |
| 15 | public: |
| 16 | MockVideoCaptureDelegate() { |
| 17 | Reset(); |
| 18 | device_id_received_ = false; |
| 19 | device_id_ = 0; |
| 20 | } |
| 21 | |
| 22 | virtual void OnBufferCreated(base::SharedMemoryHandle handle, |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 23 | int length, int buffer_id) OVERRIDE { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 24 | buffer_created_ = true; |
| 25 | handle_ = handle; |
| 26 | } |
| 27 | |
| 28 | // Called when a video frame buffer is received from the browser process. |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 29 | virtual void OnBufferReceived(int buffer_id, base::Time timestamp) OVERRIDE { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 30 | buffer_received_ = true; |
| 31 | buffer_id_ = buffer_id; |
| 32 | timestamp_ = timestamp; |
| 33 | } |
| 34 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 35 | virtual void OnStateChanged(VideoCaptureState state) OVERRIDE { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 36 | state_changed_received_ = true; |
| 37 | state_ = state; |
| 38 | } |
| 39 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 40 | virtual void OnDeviceInfoReceived( |
| 41 | const media::VideoCaptureParams& params) OVERRIDE { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 42 | device_info_received_ = true; |
| 43 | params_.width = params.width; |
| 44 | params_.height = params.height; |
| 45 | params_.frame_per_second = params.frame_per_second; |
| 46 | } |
| 47 | |
Torne (Richard Coles) | 2a99a7e | 2013-03-28 15:31:22 +0000 | [diff] [blame] | 48 | virtual void OnDelegateAdded(int32 device_id) OVERRIDE { |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 49 | device_id_received_ = true; |
| 50 | device_id_ = device_id; |
| 51 | } |
| 52 | |
| 53 | void Reset() { |
| 54 | buffer_created_ = false; |
| 55 | handle_ = base::SharedMemory::NULLHandle(); |
| 56 | |
| 57 | buffer_received_ = false; |
| 58 | buffer_id_ = -1; |
| 59 | timestamp_ = base::Time(); |
| 60 | |
| 61 | state_changed_received_ = false; |
| 62 | state_ = VIDEO_CAPTURE_STATE_ERROR; |
| 63 | |
| 64 | device_info_received_ = false; |
| 65 | params_.width = 0; |
| 66 | params_.height = 0; |
| 67 | params_.frame_per_second = 0; |
| 68 | } |
| 69 | |
| 70 | bool buffer_created() { return buffer_created_; } |
| 71 | base::SharedMemoryHandle received_buffer_handle() { return handle_; } |
| 72 | |
| 73 | bool buffer_received() { return buffer_received_; } |
| 74 | int received_buffer_id() { return buffer_id_; } |
| 75 | base::Time received_buffer_ts() { return timestamp_; } |
| 76 | |
| 77 | bool state_changed_received() { return state_changed_received_; } |
| 78 | VideoCaptureState state() { return state_; } |
| 79 | |
| 80 | bool device_info_receive() { return device_info_received_; } |
| 81 | const media::VideoCaptureParams& received_device_info() { return params_; } |
| 82 | |
| 83 | int32 device_id() { return device_id_; } |
| 84 | |
| 85 | private: |
| 86 | bool buffer_created_; |
| 87 | base::SharedMemoryHandle handle_; |
| 88 | |
| 89 | bool buffer_received_; |
| 90 | int buffer_id_; |
| 91 | base::Time timestamp_; |
| 92 | |
| 93 | bool state_changed_received_; |
| 94 | VideoCaptureState state_; |
| 95 | |
| 96 | bool device_info_received_; |
| 97 | media::VideoCaptureParams params_; |
| 98 | |
| 99 | bool device_id_received_; |
| 100 | int32 device_id_; |
| 101 | |
| 102 | DISALLOW_COPY_AND_ASSIGN(MockVideoCaptureDelegate); |
| 103 | }; |
| 104 | |
| 105 | } // namespace |
| 106 | |
| 107 | TEST(VideoCaptureMessageFilterTest, Basic) { |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 108 | base::MessageLoop message_loop(base::MessageLoop::TYPE_IO); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 109 | |
| 110 | scoped_refptr<VideoCaptureMessageFilter> filter( |
| 111 | new VideoCaptureMessageFilter()); |
| 112 | filter->channel_ = reinterpret_cast<IPC::Channel*>(1); |
| 113 | |
| 114 | MockVideoCaptureDelegate delegate; |
| 115 | filter->AddDelegate(&delegate); |
| 116 | |
| 117 | // VideoCaptureMsg_StateChanged |
| 118 | EXPECT_FALSE(delegate.state_changed_received()); |
| 119 | filter->OnMessageReceived( |
| 120 | VideoCaptureMsg_StateChanged(delegate.device_id(), |
| 121 | VIDEO_CAPTURE_STATE_STARTED)); |
| 122 | EXPECT_TRUE(delegate.state_changed_received()); |
| 123 | EXPECT_TRUE(VIDEO_CAPTURE_STATE_STARTED == delegate.state()); |
| 124 | delegate.Reset(); |
| 125 | |
| 126 | // VideoCaptureMsg_NewBuffer |
| 127 | const base::SharedMemoryHandle handle = |
| 128 | #if defined(OS_WIN) |
| 129 | reinterpret_cast<base::SharedMemoryHandle>(10); |
| 130 | #else |
| 131 | base::SharedMemoryHandle(10, true); |
| 132 | #endif |
| 133 | EXPECT_FALSE(delegate.buffer_created()); |
| 134 | filter->OnMessageReceived(VideoCaptureMsg_NewBuffer( |
| 135 | delegate.device_id(), handle, 1, 1)); |
| 136 | EXPECT_TRUE(delegate.buffer_created()); |
| 137 | EXPECT_EQ(handle, delegate.received_buffer_handle()); |
| 138 | delegate.Reset(); |
| 139 | |
| 140 | // VideoCaptureMsg_BufferReady |
| 141 | int buffer_id = 1; |
| 142 | base::Time timestamp = base::Time::FromInternalValue(1); |
| 143 | |
| 144 | EXPECT_FALSE(delegate.buffer_received()); |
| 145 | filter->OnMessageReceived(VideoCaptureMsg_BufferReady( |
| 146 | delegate.device_id(), buffer_id, timestamp)); |
| 147 | EXPECT_TRUE(delegate.buffer_received()); |
| 148 | EXPECT_EQ(buffer_id, delegate.received_buffer_id()); |
| 149 | EXPECT_TRUE(timestamp == delegate.received_buffer_ts()); |
| 150 | delegate.Reset(); |
| 151 | |
| 152 | // VideoCaptureMsg_DeviceInfo |
| 153 | media::VideoCaptureParams params; |
| 154 | params.width = 320; |
| 155 | params.height = 240; |
| 156 | params.frame_per_second = 30; |
| 157 | |
| 158 | EXPECT_FALSE(delegate.device_info_receive()); |
| 159 | filter->OnMessageReceived(VideoCaptureMsg_DeviceInfo( |
| 160 | delegate.device_id(), params)); |
| 161 | EXPECT_TRUE(delegate.device_info_receive()); |
| 162 | EXPECT_EQ(params.width, delegate.received_device_info().width); |
| 163 | EXPECT_EQ(params.height, delegate.received_device_info().height); |
| 164 | EXPECT_EQ(params.frame_per_second, |
| 165 | delegate.received_device_info().frame_per_second); |
| 166 | delegate.Reset(); |
| 167 | |
| 168 | message_loop.RunUntilIdle(); |
| 169 | } |
| 170 | |
| 171 | TEST(VideoCaptureMessageFilterTest, Delegates) { |
Torne (Richard Coles) | c2e0dbd | 2013-05-09 18:35:53 +0100 | [diff] [blame] | 172 | base::MessageLoop message_loop(base::MessageLoop::TYPE_IO); |
Torne (Richard Coles) | 5821806 | 2012-11-14 11:43:16 +0000 | [diff] [blame] | 173 | |
| 174 | scoped_refptr<VideoCaptureMessageFilter> filter( |
| 175 | new VideoCaptureMessageFilter()); |
| 176 | filter->channel_ = reinterpret_cast<IPC::Channel*>(1); |
| 177 | |
| 178 | MockVideoCaptureDelegate delegate1; |
| 179 | MockVideoCaptureDelegate delegate2; |
| 180 | |
| 181 | filter->AddDelegate(&delegate1); |
| 182 | filter->AddDelegate(&delegate2); |
| 183 | |
| 184 | // Send an IPC message. Make sure the correct delegate gets called. |
| 185 | EXPECT_FALSE(delegate1.state_changed_received()); |
| 186 | EXPECT_FALSE(delegate2.state_changed_received()); |
| 187 | filter->OnMessageReceived( |
| 188 | VideoCaptureMsg_StateChanged(delegate1.device_id(), |
| 189 | VIDEO_CAPTURE_STATE_STARTED)); |
| 190 | EXPECT_TRUE(delegate1.state_changed_received()); |
| 191 | EXPECT_FALSE(delegate2.state_changed_received()); |
| 192 | delegate1.Reset(); |
| 193 | |
| 194 | EXPECT_FALSE(delegate1.state_changed_received()); |
| 195 | EXPECT_FALSE(delegate2.state_changed_received()); |
| 196 | filter->OnMessageReceived( |
| 197 | VideoCaptureMsg_StateChanged(delegate2.device_id(), |
| 198 | VIDEO_CAPTURE_STATE_STARTED)); |
| 199 | EXPECT_FALSE(delegate1.state_changed_received()); |
| 200 | EXPECT_TRUE(delegate2.state_changed_received()); |
| 201 | delegate2.Reset(); |
| 202 | |
| 203 | // Remove the delegates. Make sure they won't get called. |
| 204 | filter->RemoveDelegate(&delegate1); |
| 205 | EXPECT_FALSE(delegate1.state_changed_received()); |
| 206 | filter->OnMessageReceived( |
| 207 | VideoCaptureMsg_StateChanged(delegate1.device_id(), |
| 208 | VIDEO_CAPTURE_STATE_STARTED)); |
| 209 | EXPECT_FALSE(delegate1.state_changed_received()); |
| 210 | |
| 211 | filter->RemoveDelegate(&delegate2); |
| 212 | EXPECT_FALSE(delegate2.state_changed_received()); |
| 213 | filter->OnMessageReceived( |
| 214 | VideoCaptureMsg_StateChanged(delegate2.device_id(), |
| 215 | VIDEO_CAPTURE_STATE_STARTED)); |
| 216 | EXPECT_FALSE(delegate2.state_changed_received()); |
| 217 | |
| 218 | message_loop.RunUntilIdle(); |
| 219 | } |
| 220 | |
| 221 | } // namespace content |