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| 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 #ifndef MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_CONFIG_H_ | |
| 6 #define MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_CONFIG_H_ | |
| 7 | |
| 8 #include <string> | |
| 9 #include <vector> | |
| 10 | |
| 11 #include "base/basictypes.h" | |
| 12 #include "base/callback.h" | |
| 13 #include "base/memory/ref_counted.h" | |
| 14 | |
| 15 namespace media { | |
| 16 namespace cast { | |
| 17 namespace transport { | |
| 18 | |
| 19 enum RtcpMode { | |
| 20 kRtcpCompound, // Compound RTCP mode is described by RFC 4585. | |
| 21 kRtcpReducedSize, // Reduced-size RTCP mode is described by RFC 5506. | |
| 22 }; | |
| 23 | |
| 24 enum VideoCodec { | |
| 25 kVp8, | |
| 26 kH264, | |
| 27 }; | |
| 28 | |
| 29 enum AudioCodec { | |
| 30 kOpus, | |
| 31 kPcm16, | |
| 32 kExternalAudio, | |
| 33 }; | |
| 34 | |
| 35 struct CastTransportConfig { | |
| 36 CastTransportConfig(); | |
| 37 ~CastTransportConfig(); | |
| 38 uint32 sender_ssrc; | |
| 39 | |
| 40 VideoCodec video_codec; | |
| 41 AudioCodec audio_codec; | |
| 42 | |
| 43 int rtp_history_ms; | |
| 44 int rtp_max_delay_ms; | |
| 45 int rtp_payload_type; | |
| 46 | |
| 47 int frequency; | |
| 48 int channels; | |
| 49 | |
| 50 std::string aes_key; // Binary string of size kAesKeySize. | |
| 51 std::string aes_iv_mask; // Binary string of size kAesBlockSize. | |
| 52 }; | |
| 53 | |
| 54 struct EncodedVideoFrame { | |
| 55 EncodedVideoFrame(); | |
| 56 ~EncodedVideoFrame(); | |
| 57 | |
| 58 VideoCodec codec; | |
| 59 bool key_frame; | |
| 60 uint32 frame_id; | |
| 61 uint32 last_referenced_frame_id; | |
| 62 std::string data; | |
| 63 }; | |
| 64 | |
| 65 struct EncodedAudioFrame { | |
| 66 EncodedAudioFrame(); | |
| 67 ~EncodedAudioFrame(); | |
| 68 | |
| 69 AudioCodec codec; | |
| 70 uint32 frame_id; // Needed to release the frame. | |
| 71 int samples; // Needed send side to advance the RTP timestamp. | |
| 72 // Not used receive side. | |
| 73 // Support for max sampling rate of 48KHz, 2 channels, 100 ms duration. | |
| 74 static const int kMaxNumberOfSamples = 48 * 2 * 100; | |
| 75 std::string data; | |
| 76 }; | |
| 77 | |
| 78 typedef std::vector<uint8> Packet; | |
| 79 typedef std::vector<Packet> PacketList; | |
| 80 | |
| 81 class PacketReceiver : public base::RefCountedThreadSafe<PacketReceiver> { | |
| 82 public: | |
| 83 // All packets received from the network should be delivered via this | |
| 84 // function. | |
| 85 virtual void ReceivedPacket(const uint8* packet, size_t length, | |
| 86 const base::Closure callback) = 0; | |
| 87 | |
| 88 static void DeletePacket(const uint8* packet); | |
| 89 | |
| 90 protected: | |
| 91 virtual ~PacketReceiver() {} | |
| 92 | |
| 93 private: | |
| 94 friend class base::RefCountedThreadSafe<PacketReceiver>; | |
| 95 }; | |
| 96 | |
| 97 } // namespace transport | |
| 98 } // namespace cast | |
| 99 } // namespace media | |
| 100 | |
| 101 #endif // MEDIA_CAST_TRANSPORT_CAST_TRANSPORT_CONFIG_H_ | |
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