refactor
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seydx
@@ -0,0 +1,278 @@
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package tutk
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type AVLoginResponse struct {
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ServerType uint32
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Resend int32
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TwoWayStreaming int32
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SyncRecvData int32
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SecurityMode uint32
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VideoOnConnect int32
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AudioOnConnect int32
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}
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const (
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CodecUnknown uint16 = 0x00
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CodecMPEG4 uint16 = 0x4C // 76
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CodecH263 uint16 = 0x4D // 77
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CodecH264 uint16 = 0x4E // 78
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CodecMJPEG uint16 = 0x4F // 79
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CodecH265 uint16 = 0x50 // 80
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)
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const (
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AudioCodecAACRaw uint16 = 0x86 // 134
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AudioCodecAACADTS uint16 = 0x87 // 135
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AudioCodecAACLATM uint16 = 0x88 // 136
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AudioCodecG711U uint16 = 0x89 // 137
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AudioCodecG711A uint16 = 0x8A // 138
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AudioCodecADPCM uint16 = 0x8B // 139
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AudioCodecPCM uint16 = 0x8C // 140
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AudioCodecSPEEX uint16 = 0x8D // 141
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AudioCodecMP3 uint16 = 0x8E // 142
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AudioCodecG726 uint16 = 0x8F // 143
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AudioCodecAACWyze uint16 = 0x90 // 144
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AudioCodecOpus uint16 = 0x92 // 146
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)
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const (
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SampleRate8K uint8 = 0x00
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SampleRate11K uint8 = 0x01
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SampleRate12K uint8 = 0x02
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SampleRate16K uint8 = 0x03
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SampleRate22K uint8 = 0x04
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SampleRate24K uint8 = 0x05
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SampleRate32K uint8 = 0x06
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SampleRate44K uint8 = 0x07
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SampleRate48K uint8 = 0x08
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)
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var sampleRates = map[uint8]int{
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SampleRate8K: 8000,
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SampleRate11K: 11025,
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SampleRate12K: 12000,
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SampleRate16K: 16000,
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SampleRate22K: 22050,
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SampleRate24K: 24000,
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SampleRate32K: 32000,
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SampleRate44K: 44100,
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SampleRate48K: 48000,
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}
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var samplesPerFrame = map[uint16]uint32{
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AudioCodecAACRaw: 1024,
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AudioCodecAACADTS: 1024,
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AudioCodecAACLATM: 1024,
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AudioCodecAACWyze: 1024,
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AudioCodecG711U: 160,
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AudioCodecG711A: 160,
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AudioCodecPCM: 160,
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AudioCodecADPCM: 160,
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AudioCodecSPEEX: 160,
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AudioCodecMP3: 1152,
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AudioCodecG726: 160,
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AudioCodecOpus: 960,
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}
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const (
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IOTypeVideoStart = 0x01FF
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IOTypeVideoStop = 0x02FF
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IOTypeAudioStart = 0x0300
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IOTypeAudioStop = 0x0301
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IOTypeSpeakerStart = 0x0350
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IOTypeSpeakerStop = 0x0351
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IOTypeGetAudioOutFormatReq = 0x032A
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IOTypeGetAudioOutFormatRes = 0x032B
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IOTypeSetStreamCtrlReq = 0x0320
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IOTypeSetStreamCtrlRes = 0x0321
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IOTypeGetStreamCtrlReq = 0x0322
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IOTypeGetStreamCtrlRes = 0x0323
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IOTypeDevInfoReq = 0x0340
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IOTypeDevInfoRes = 0x0341
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IOTypeGetSupportStreamReq = 0x0344
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IOTypeGetSupportStreamRes = 0x0345
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IOTypeSetRecordReq = 0x0310
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IOTypeSetRecordRes = 0x0311
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IOTypeGetRecordReq = 0x0312
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IOTypeGetRecordRes = 0x0313
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IOTypePTZCommand = 0x1001
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IOTypeReceiveFirstFrame = 0x1002
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IOTypeGetEnvironmentReq = 0x030A
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IOTypeGetEnvironmentRes = 0x030B
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IOTypeSetVideoModeReq = 0x030C
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IOTypeSetVideoModeRes = 0x030D
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IOTypeGetVideoModeReq = 0x030E
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IOTypeGetVideoModeRes = 0x030F
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IOTypeSetTimeReq = 0x0316
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IOTypeSetTimeRes = 0x0317
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IOTypeGetTimeReq = 0x0318
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IOTypeGetTimeRes = 0x0319
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IOTypeSetWifiReq = 0x0102
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IOTypeSetWifiRes = 0x0103
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IOTypeGetWifiReq = 0x0104
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IOTypeGetWifiRes = 0x0105
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IOTypeListWifiAPReq = 0x0106
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IOTypeListWifiAPRes = 0x0107
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IOTypeSetMotionDetectReq = 0x0306
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IOTypeSetMotionDetectRes = 0x0307
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IOTypeGetMotionDetectReq = 0x0308
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IOTypeGetMotionDetectRes = 0x0309
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)
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// OLD Protocol (IOTC/TransCode)
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const (
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CmdDiscoReq uint16 = 0x0601
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CmdDiscoRes uint16 = 0x0602
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CmdSessionReq uint16 = 0x0402
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CmdSessionRes uint16 = 0x0404
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CmdDataTX uint16 = 0x0407
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CmdDataRX uint16 = 0x0408
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CmdKeepaliveReq uint16 = 0x0427
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CmdKeepaliveRes uint16 = 0x0428
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OldHeaderSize = 16
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OldDiscoBodySize = 72
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OldDiscoSize = OldHeaderSize + OldDiscoBodySize
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OldSessionBody = 36
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OldSessionSize = OldHeaderSize + OldSessionBody
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)
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// NEW Protocol (0xCC51)
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const (
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MagicNewProto uint16 = 0xCC51
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CmdNewDisco uint16 = 0x1002
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CmdNewDTLS uint16 = 0x1502
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NewPayloadSize uint16 = 0x0028
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NewPacketSize = 52
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NewHeaderSize = 28
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NewAuthSize = 20
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)
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const (
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UIDSize = 20
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RandIDSize = 8
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)
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const (
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MagicAVLoginResp uint16 = 0x2100
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MagicIOCtrl uint16 = 0x7000
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MagicChannelMsg uint16 = 0x1000
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MagicACK uint16 = 0x0009
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MagicAVLogin1 uint16 = 0x0000
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MagicAVLogin2 uint16 = 0x2000
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)
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const (
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ProtoVersion uint16 = 0x000c
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DefaultCaps uint32 = 0x001f07fb
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)
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const (
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IOTCChannelMain = 0 // Main AV (we = DTLS Client)
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IOTCChannelBack = 1 // Backchannel (we = DTLS Server)
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)
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const (
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PSKIdentity = "AUTHPWD_admin"
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DefaultUser = "admin"
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DefaultPort = 32761
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)
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func CodecName(id uint16) string {
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switch id {
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case CodecH264:
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return "H264"
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case CodecH265:
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return "H265"
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case CodecMPEG4:
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return "MPEG4"
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case CodecH263:
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return "H263"
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case CodecMJPEG:
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return "MJPEG"
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default:
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return "Unknown"
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}
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}
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func AudioCodecName(id uint16) string {
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switch id {
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case AudioCodecG711U:
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return "PCMU"
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case AudioCodecG711A:
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return "PCMA"
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case AudioCodecPCM:
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return "PCM"
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case AudioCodecAACLATM, AudioCodecAACRaw, AudioCodecAACADTS, AudioCodecAACWyze:
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return "AAC"
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case AudioCodecOpus:
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return "Opus"
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case AudioCodecSPEEX:
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return "Speex"
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case AudioCodecMP3:
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return "MP3"
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case AudioCodecG726:
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return "G726"
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case AudioCodecADPCM:
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return "ADPCM"
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default:
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return "Unknown"
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}
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}
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func SampleRateValue(idx uint8) int {
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if rate, ok := sampleRates[idx]; ok {
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return rate
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}
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return 16000
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}
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func SampleRateIndex(hz uint32) uint8 {
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switch hz {
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case 8000:
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return SampleRate8K
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case 11025:
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return SampleRate11K
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case 12000:
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return SampleRate12K
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case 16000:
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return SampleRate16K
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case 22050:
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return SampleRate22K
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case 24000:
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return SampleRate24K
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case 32000:
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return SampleRate32K
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case 44100:
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return SampleRate44K
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case 48000:
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return SampleRate48K
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default:
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return SampleRate16K
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}
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}
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func BuildAudioFlags(sampleRate uint32, bits16, stereo bool) uint8 {
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flags := SampleRateIndex(sampleRate) << 2
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if bits16 {
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flags |= 0x02
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}
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if stereo {
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flags |= 0x01
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}
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return flags
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}
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func IsVideoCodec(id uint16) bool {
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return id >= CodecMPEG4 && id <= CodecH265
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}
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func IsAudioCodec(id uint16) bool {
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return id >= AudioCodecAACRaw && id <= AudioCodecOpus
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}
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func GetSamplesPerFrame(codecID uint16) uint32 {
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if samples, ok := samplesPerFrame[codecID]; ok {
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return samples
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}
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return 1024
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}
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