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1 // Copyright 2013 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 // IPC messages for EME on android. | |
6 // Multiply-included message file, hence no include guard. | |
7 | |
8 #include <vector> | |
9 | |
10 #include "ipc/ipc_message_macros.h" | |
11 | |
12 // Singly-included section for enums and custom IPC traits. | |
13 #ifndef CHROME_COMMON_ENCRYPTED_MEDIA_MESSAGES_ANDROID_H | |
14 #define CHROME_COMMON_ENCRYPTED_MEDIA_MESSAGES_ANDROID_H | |
15 | |
16 namespace android { | |
17 | |
18 // Defines bitmask values used to specify supported codecs. | |
19 // Each value represents a codec within a specific container. | |
20 enum SupportedCodecs { | |
21 NO_SUPPORTED_CODECS = 0, | |
22 WEBM_VP8_AND_VORBIS = 1 << 0, | |
23 MP4_AAC = 1 << 1, | |
24 MP4_AVC1 = 1 << 2, | |
25 }; | |
26 | |
27 struct SupportedKeySystemRequest { | |
jam
2013/09/19 15:32:14
sorry I just happened to see this. there's no need
qinmin
2013/09/19 16:11:19
Thanks, jam, will follow up on that.
On 2013/09/1
| |
28 SupportedKeySystemRequest(); | |
29 ~SupportedKeySystemRequest(); | |
30 | |
31 // Key system UUID. | |
32 std::vector<uint8> uuid; | |
33 // Bitmask of requested codecs. | |
34 SupportedCodecs codecs; | |
35 }; | |
36 | |
37 struct SupportedKeySystemResponse { | |
38 SupportedKeySystemResponse(); | |
39 ~SupportedKeySystemResponse(); | |
40 | |
41 // Key system UUID. | |
42 std::vector<uint8> uuid; | |
43 // Bitmask of supported compositing codecs. | |
44 SupportedCodecs compositing_codecs; | |
45 // Bitmask of supported non-compositing codecs. | |
46 SupportedCodecs non_compositing_codecs; | |
47 }; | |
48 | |
49 } // namespace android | |
50 | |
51 #endif // CHROME_COMMON_ENCRYPTED_MEDIA_MESSAGES_ANDROID_H | |
52 | |
53 | |
54 #define IPC_MESSAGE_START EncryptedMediaMsgStart | |
55 | |
56 IPC_ENUM_TRAITS(android::SupportedCodecs) | |
57 | |
58 IPC_STRUCT_TRAITS_BEGIN(android::SupportedKeySystemRequest) | |
59 IPC_STRUCT_TRAITS_MEMBER(uuid) | |
60 IPC_STRUCT_TRAITS_MEMBER(codecs) | |
61 IPC_STRUCT_TRAITS_END() | |
62 | |
63 IPC_STRUCT_TRAITS_BEGIN(android::SupportedKeySystemResponse) | |
64 IPC_STRUCT_TRAITS_MEMBER(uuid) | |
65 IPC_STRUCT_TRAITS_MEMBER(compositing_codecs) | |
66 IPC_STRUCT_TRAITS_MEMBER(non_compositing_codecs) | |
67 IPC_STRUCT_TRAITS_END() | |
68 | |
69 | |
70 // Messages sent from the renderer to the browser. | |
71 | |
72 // Synchronously get a list of supported EME key systems. | |
73 IPC_SYNC_MESSAGE_CONTROL1_1( | |
74 ChromeViewHostMsg_GetSupportedKeySystems, | |
75 android::SupportedKeySystemRequest /* key system information request */, | |
76 android::SupportedKeySystemResponse /* key system information response */) | |
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