content/common/media/video_capture_messages.h - Issue 541163002: Clarify resolution change behaviors of video capture devices

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Issue 541163002: Clarify resolution change behaviors of video capture devices (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src

Patch Set: fixed build Created 6 years, 3 months ago

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« content/browser/renderer_host/media/video_capture_host.cc ('K') | « content/browser/renderer_host/media/video_capture_host.cc ('k') | content/renderer/media/media_stream_video_capture_source_unittest.cc » ('j') | media/video/capture/video_capture_types.h » ('J')
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.	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	2 // Use of this source code is governed by a BSD-style license that can be

3 // found in the LICENSE file.	3 // found in the LICENSE file.

4	4

5 #include "base/memory/shared_memory.h"	5 #include "base/memory/shared_memory.h"

6 #include "content/common/content_export.h"	6 #include "content/common/content_export.h"

7 #include "content/common/media/video_capture.h"	7 #include "content/common/media/video_capture.h"

8 #include "content/public/common/common_param_traits.h"	8 #include "content/public/common/common_param_traits.h"

9 #include "gpu/command_buffer/common/mailbox_holder.h"	9 #include "gpu/command_buffer/common/mailbox_holder.h"

10 #include "ipc/ipc_message_macros.h"	10 #include "ipc/ipc_message_macros.h"

11 #include "media/video/capture/video_capture_types.h"	11 #include "media/video/capture/video_capture_types.h"

12	12

13 #undef IPC_MESSAGE_EXPORT	13 #undef IPC_MESSAGE_EXPORT

14 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT	14 #define IPC_MESSAGE_EXPORT CONTENT_EXPORT

15 #define IPC_MESSAGE_START VideoCaptureMsgStart	15 #define IPC_MESSAGE_START VideoCaptureMsgStart

16	16

17 IPC_ENUM_TRAITS_MAX_VALUE(content::VideoCaptureState,	17 IPC_ENUM_TRAITS_MAX_VALUE(content::VideoCaptureState,

18 content::VIDEO_CAPTURE_STATE_LAST)	18 content::VIDEO_CAPTURE_STATE_LAST)

19	19

	20 IPC_ENUM_TRAITS_MAX_VALUE(media::ResolutionChangePolicy,

	21 media::RESOLUTION_POLICY_LAST)

	22

20 IPC_STRUCT_TRAITS_BEGIN(media::VideoCaptureParams)	23 IPC_STRUCT_TRAITS_BEGIN(media::VideoCaptureParams)

21 IPC_STRUCT_TRAITS_MEMBER(requested_format)	24 IPC_STRUCT_TRAITS_MEMBER(requested_format)

22 IPC_STRUCT_TRAITS_MEMBER(allow_resolution_change)	25 IPC_STRUCT_TRAITS_MEMBER(resolution_change_policy)

23 IPC_STRUCT_TRAITS_END()	26 IPC_STRUCT_TRAITS_END()

24	27

25 // TODO(nick): device_id in these messages is basically just a route_id. We	28 // TODO(nick): device_id in these messages is basically just a route_id. We

26 // should shift to IPC_MESSAGE_ROUTED and use MessageRouter in the filter impls.	29 // should shift to IPC_MESSAGE_ROUTED and use MessageRouter in the filter impls.

27	30

28 // Notify the renderer process about the state update such as	31 // Notify the renderer process about the state update such as

29 // Start/Pause/Stop.	32 // Start/Pause/Stop.

30 IPC_MESSAGE_CONTROL2(VideoCaptureMsg_StateChanged,	33 IPC_MESSAGE_CONTROL2(VideoCaptureMsg_StateChanged,

31 int /* device id */,	34 int /* device id */,

32 content::VideoCaptureState /* new state */)	35 content::VideoCaptureState /* new state */)

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96	99

97 // Get the formats supported by a device referenced by \|capture_session_id\|.	100 // Get the formats supported by a device referenced by \|capture_session_id\|.

98 IPC_MESSAGE_CONTROL2(VideoCaptureHostMsg_GetDeviceSupportedFormats,	101 IPC_MESSAGE_CONTROL2(VideoCaptureHostMsg_GetDeviceSupportedFormats,

99 int /* device_id */,	102 int /* device_id */,

100 media::VideoCaptureSessionId /* session_id */)	103 media::VideoCaptureSessionId /* session_id */)

101	104

102 // Get the format(s) in use by a device referenced by \|capture_session_id\|.	105 // Get the format(s) in use by a device referenced by \|capture_session_id\|.

103 IPC_MESSAGE_CONTROL2(VideoCaptureHostMsg_GetDeviceFormatsInUse,	106 IPC_MESSAGE_CONTROL2(VideoCaptureHostMsg_GetDeviceFormatsInUse,

104 int /* device_id */,	107 int /* device_id */,

105 media::VideoCaptureSessionId /* session_id */)	108 media::VideoCaptureSessionId /* session_id */)

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