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1 // Copyright 2013 The Chromium Authors. All rights reserved. | 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 | 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 #ifndef MEDIA_CAST_NET_CAST_NET_DEFINES_H_ | 5 #ifndef MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_DEFINES_H_ |
6 #define MEDIA_CAST_NET_CAST_NET_DEFINES_H_ | 6 #define MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_DEFINES_H_ |
7 | 7 |
8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
9 | 9 |
10 namespace media { | 10 namespace media { |
11 namespace cast { | 11 namespace cast { |
| 12 namespace transport { |
12 | 13 |
13 class FrameIdWrapHelper { | 14 class FrameIdWrapHelper { |
14 public: | 15 public: |
15 FrameIdWrapHelper() | 16 FrameIdWrapHelper() |
16 : first_(true), | 17 : first_(true), |
17 frame_id_wrap_count_(0), | 18 frame_id_wrap_count_(0), |
18 range_(kLowRange) {} | 19 range_(kLowRange) {} |
19 | 20 |
20 uint32 MapTo32bitsFrameId(const uint8 over_the_wire_frame_id) { | 21 uint32 MapTo32bitsFrameId(const uint8 over_the_wire_frame_id) { |
21 if (first_) { | 22 if (first_) { |
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67 | 68 |
68 static const uint8 kLowRangeThreshold = 0x0f; | 69 static const uint8 kLowRangeThreshold = 0x0f; |
69 static const uint8 kHighRangeThreshold = 0xf0; | 70 static const uint8 kHighRangeThreshold = 0xf0; |
70 static const uint32 kStartFrameId = GG_UINT32_C(0xffffffff); | 71 static const uint32 kStartFrameId = GG_UINT32_C(0xffffffff); |
71 | 72 |
72 bool first_; | 73 bool first_; |
73 uint32 frame_id_wrap_count_; | 74 uint32 frame_id_wrap_count_; |
74 Range range_; | 75 Range range_; |
75 }; | 76 }; |
76 | 77 |
77 | 78 } // namespace transport |
78 } // namespace cast | 79 } // namespace cast |
79 } // namespace media | 80 } // namespace media |
80 | 81 |
81 #endif // MEDIA_CAST_NET_CAST_NET_DEFINES_H_ | 82 #endif // MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_DEFINES_H_ |
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