Node / ReticulumProjects / LXST.git / files / LXST / Codecs / Opus.py

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T8b949e# Copyright 2024-2026, Mark Qvist

Tff7b72import T7ee787io

Tff7b72import T7ee787RNS

Tff7b72import T7ee787time

Tff7b72import T7ee787math

Tff7b72import T7ee787numpy Tff7b72as T7ee787np

Tff7b72from T7ee787.T7ee787Codec Tff7b72import Te6edf3CodecTb4b4b4, Te6edf3CodecErrorTb4b4b4, Te6edf3resample_bytes

Tff7b72from T7ee787.T7ee787libsT7ee787.T7ee787pyogg Tff7b72import Te6edf3OpusEncoderTb4b4b4, Te6edf3OpusDecoder

Tff7b72class T56d364OpusTb4b4b4(Te6edf3CodecTb4b4b4)Tb4b4b4:

Te6edf3FRAME_QUANTA_MS Tff7b72= T79c0ff2.5

Te6edf3FRAME_MAX_MS Tff7b72= T79c0ff60

Te6edf3VALID_FRAME_MS Tff7b72= Tb4b4b4[T79c0ff2.5Tb4b4b4, T79c0ff5Tb4b4b4, T79c0ff10Tb4b4b4, T79c0ff20Tb4b4b4, T79c0ff40Tb4b4b4, T79c0ff60Tb4b4b4]

Te6edf3TYPE_MAP_FACTOR Tff7b72= Te6edf3npTff7b72.Td2a8ffiinfoTb4b4b4(Ta5d6ff"Ta5d6ffint16Ta5d6ff"Tb4b4b4)Tff7b72.Td2a8ffmax

Te6edf3PROFILE_VOICE_LOW Tff7b72= T79c0ff0x00

Te6edf3PROFILE_VOICE_MEDIUM Tff7b72= T79c0ff0x01

Te6edf3PROFILE_VOICE_HIGH Tff7b72= T79c0ff0x02

Te6edf3PROFILE_VOICE_MAX Tff7b72= T79c0ff0x03

Te6edf3PROFILE_AUDIO_MIN Tff7b72= T79c0ff0x04

Te6edf3PROFILE_AUDIO_LOW Tff7b72= T79c0ff0x05

Te6edf3PROFILE_AUDIO_MEDIUM Tff7b72= T79c0ff0x06

Te6edf3PROFILE_AUDIO_HIGH Tff7b72= T79c0ff0x07

Te6edf3PROFILE_AUDIO_MAX Tff7b72= T79c0ff0x08

Tff7b72def Tff7b72__init__Tb4b4b4(Tff7b72selfTb4b4b4, Te6edf3profileTff7b72=Te6edf3PROFILE_VOICE_LOWTb4b4b4)Tb4b4b4:

Tff7b72selfTff7b72.Td2a8ffframe_quanta_ms Tff7b72= Tff7b72selfTff7b72.Td2a8ffFRAME_QUANTA_MS

Tff7b72selfTff7b72.Td2a8ffframe_max_ms Tff7b72= Tff7b72selfTff7b72.Td2a8ffFRAME_MAX_MS

Tff7b72selfTff7b72.Td2a8ffvalid_frame_ms Tff7b72= Tff7b72selfTff7b72.Td2a8ffVALID_FRAME_MS

Tff7b72selfTff7b72.Td2a8ffchannels Tff7b72= T79c0ff1

Tff7b72selfTff7b72.Td2a8ffinput_channels Tff7b72= T79c0ff1

Tff7b72selfTff7b72.Td2a8ffoutput_channels Tff7b72= T79c0ff2

Tff7b72selfTff7b72.Td2a8ffbitdepth Tff7b72= T79c0ff16

Tff7b72selfTff7b72.Td2a8ffopus_encoder Tff7b72= Te6edf3OpusEncoderTb4b4b4(Tb4b4b4)

Tff7b72selfTff7b72.Td2a8ffopus_decoder Tff7b72= Te6edf3OpusDecoderTb4b4b4(Tb4b4b4)

Tff7b72selfTff7b72.Td2a8ffencoder_configured Tff7b72= Tff7b72False

Tff7b72selfTff7b72.Td2a8ffdecoder_configured Tff7b72= Tff7b72False

Tff7b72selfTff7b72.Td2a8ffbitrate_ceiling Tff7b72= T79c0ff6000

Tff7b72selfTff7b72.Td2a8ffoutput_bytes Tff7b72= T79c0ff0

Tff7b72selfTff7b72.Td2a8ffoutput_ms Tff7b72= T79c0ff0

Tff7b72selfTff7b72.Td2a8ffoutput_bitrate Tff7b72= T79c0ff0

Tff7b72selfTff7b72.Td2a8ffset_profileTb4b4b4(Te6edf3profileTb4b4b4)

Tf0883e@staticmethod

Tff7b72def Td2a8ffprofile_channelsTb4b4b4(Te6edf3profileTb4b4b4)Tb4b4b4:

Tff7b72if Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_LOWTb4b4b4: Tff7b72return T79c0ff1

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_MEDIUMTb4b4b4: Tff7b72return T79c0ff1

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_HIGHTb4b4b4: Tff7b72return T79c0ff1

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_MAXTb4b4b4: Tff7b72return T79c0ff2

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MINTb4b4b4: Tff7b72return T79c0ff1

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_LOWTb4b4b4: Tff7b72return T79c0ff1

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MEDIUMTb4b4b4: Tff7b72return T79c0ff2

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_HIGHTb4b4b4: Tff7b72return T79c0ff2

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MAXTb4b4b4: Tff7b72return T79c0ff2

Tff7b72elseTb4b4b4: Tff7b72raise Te6edf3CodecErrorTb4b4b4(Ta5d6fffTa5d6ff"Ta5d6ffUnsupported profileTa5d6ff"Tb4b4b4)

Tf0883e@staticmethod

Tff7b72def Td2a8ffprofile_samplerateTb4b4b4(Te6edf3profileTb4b4b4)Tb4b4b4:

Tff7b72if Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_LOWTb4b4b4: Tff7b72return T79c0ff8000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_MEDIUMTb4b4b4: Tff7b72return T79c0ff24000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_HIGHTb4b4b4: Tff7b72return T79c0ff48000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_MAXTb4b4b4: Tff7b72return T79c0ff48000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MINTb4b4b4: Tff7b72return T79c0ff8000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_LOWTb4b4b4: Tff7b72return T79c0ff12000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MEDIUMTb4b4b4: Tff7b72return T79c0ff24000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_HIGHTb4b4b4: Tff7b72return T79c0ff48000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MAXTb4b4b4: Tff7b72return T79c0ff48000

Tff7b72elseTb4b4b4: Tff7b72raise Te6edf3CodecErrorTb4b4b4(Ta5d6fffTa5d6ff"Ta5d6ffUnsupported profileTa5d6ff"Tb4b4b4)

Tf0883e@staticmethod

Tff7b72def Td2a8ffprofile_applicationTb4b4b4(Te6edf3profileTb4b4b4)Tb4b4b4:

Tff7b72if Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_LOWTb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffvoipTa5d6ff"

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_MEDIUMTb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffvoipTa5d6ff"

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_HIGHTb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffvoipTa5d6ff"

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_MAXTb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffvoipTa5d6ff"

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MINTb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffaudioTa5d6ff"

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_LOWTb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffaudioTa5d6ff"

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MEDIUMTb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffaudioTa5d6ff"

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_HIGHTb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffaudioTa5d6ff"

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MAXTb4b4b4: Tff7b72return Ta5d6ff"Ta5d6ffaudioTa5d6ff"

Tff7b72elseTb4b4b4: Tff7b72raise Te6edf3CodecErrorTb4b4b4(Ta5d6fffTa5d6ff"Ta5d6ffUnsupported profileTa5d6ff"Tb4b4b4)

Tf0883e@staticmethod

Tff7b72def Td2a8ffprofile_bitrate_ceilingTb4b4b4(Te6edf3profileTb4b4b4)Tb4b4b4:

Tff7b72if Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_LOWTb4b4b4: Tff7b72return T79c0ff6000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_MEDIUMTb4b4b4: Tff7b72return T79c0ff8000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_HIGHTb4b4b4: Tff7b72return T79c0ff16000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_VOICE_MAXTb4b4b4: Tff7b72return T79c0ff32000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MINTb4b4b4: Tff7b72return T79c0ff8000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_LOWTb4b4b4: Tff7b72return T79c0ff14000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MEDIUMTb4b4b4: Tff7b72return T79c0ff28000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_HIGHTb4b4b4: Tff7b72return T79c0ff56000

Tff7b72elif Te6edf3profile Tff7b72== Te6edf3OpusTff7b72.Td2a8ffPROFILE_AUDIO_MAXTb4b4b4: Tff7b72return T79c0ff128000

Tff7b72elseTb4b4b4: Tff7b72raise Te6edf3CodecErrorTb4b4b4(Ta5d6fffTa5d6ff"Ta5d6ffUnsupported profileTa5d6ff"Tb4b4b4)

Tf0883e@staticmethod

Tff7b72def Td2a8ffmax_bytes_per_frameTb4b4b4(Te6edf3bitrate_ceilingTb4b4b4, Te6edf3frame_duration_msTb4b4b4)Tb4b4b4:

Tff7b72return Te6edf3mathTff7b72.Td2a8ffceilTb4b4b4(Tb4b4b4(Te6edf3bitrate_ceilingTff7b72/T79c0ff8Tb4b4b4)Tff7b72*Tb4b4b4(Te6edf3frame_duration_msTff7b72/T79c0ff1000Tb4b4b4)Tb4b4b4)

Tff7b72def Td2a8ffset_profileTb4b4b4(Tff7b72selfTb4b4b4, Te6edf3profileTb4b4b4)Tb4b4b4:

Tff7b72selfTff7b72.Td2a8ffchannels Tff7b72= Tff7b72selfTff7b72.Td2a8ffprofile_channelsTb4b4b4(Te6edf3profileTb4b4b4)

Tff7b72selfTff7b72.Td2a8ffinput_channels Tff7b72= Tff7b72selfTff7b72.Td2a8ffchannels

Tff7b72selfTff7b72.Td2a8ffoutput_samplerate Tff7b72= Tff7b72selfTff7b72.Td2a8ffprofile_samplerateTb4b4b4(Te6edf3profileTb4b4b4)

Tff7b72selfTff7b72.Td2a8ffopus_encoderTff7b72.Td2a8ffset_applicationTb4b4b4(Tff7b72selfTff7b72.Td2a8ffprofile_applicationTb4b4b4(Te6edf3profileTb4b4b4)Tb4b4b4)

Tff7b72selfTff7b72.Td2a8ffprofile Tff7b72= Te6edf3profile

Tff7b72def Td2a8ffupdate_bitrateTb4b4b4(Tff7b72selfTb4b4b4, Te6edf3frame_duration_msTb4b4b4)Tb4b4b4:

Tff7b72selfTff7b72.Td2a8ffbitrate_ceiling Tff7b72= Tff7b72selfTff7b72.Td2a8ffprofile_bitrate_ceilingTb4b4b4(Tff7b72selfTff7b72.Td2a8ffprofileTb4b4b4)

Te6edf3max_bytes_per_frame Tff7b72= Tff7b72selfTff7b72.Td2a8ffmax_bytes_per_frameTb4b4b4(Tff7b72selfTff7b72.Td2a8ffbitrate_ceilingTb4b4b4, Te6edf3frame_duration_msTb4b4b4)

Te6edf3configured_bitrate Tff7b72= Tb4b4b4(Te6edf3max_bytes_per_frameTff7b72*T79c0ff8Tb4b4b4)Tff7b72/Tb4b4b4(Te6edf3frame_duration_msTff7b72/T79c0ff1000Tb4b4b4)

Tff7b72selfTff7b72.Td2a8ffopus_encoderTff7b72.Td2a8ffset_max_bytes_per_frameTb4b4b4(Te6edf3max_bytes_per_frameTb4b4b4)

Tff7b72def Td2a8ffencodeTb4b4b4(Tff7b72selfTb4b4b4, Te6edf3frameTb4b4b4)Tb4b4b4:

Tff7b72if Te6edf3frameTff7b72.Td2a8ffshapeTb4b4b4[T79c0ff1Tb4b4b4] Tff7b72== T79c0ff0Tb4b4b4:

Tff7b72raise Te6edf3CodecErrorTb4b4b4(Ta5d6ff"Ta5d6ffCannot encode frame with 0 channelsTa5d6ff"Tb4b4b4)

Tff7b72elif Te6edf3frameTff7b72.Td2a8ffshapeTb4b4b4[T79c0ff1Tb4b4b4] Tff7b72> Tff7b72selfTff7b72.Td2a8ffinput_channelsTb4b4b4:

Te6edf3frame Tff7b72= Te6edf3frameTb4b4b4[Tb4b4b4:Tb4b4b4, T79c0ff0Tb4b4b4:Tff7b72selfTff7b72.Td2a8ffinput_channelsTb4b4b4]

Tff7b72elif Te6edf3frameTff7b72.Td2a8ffshapeTb4b4b4[T79c0ff1Tb4b4b4] Tff7b72< Tff7b72selfTff7b72.Td2a8ffinput_channelsTb4b4b4:

Te6edf3new_frame Tff7b72= Te6edf3npTff7b72.Td2a8ffzerosTb4b4b4(Te6edf3shapeTff7b72=Tb4b4b4(Te6edf3frameTff7b72.Td2a8ffshapeTb4b4b4[T79c0ff0Tb4b4b4]Tb4b4b4, Tff7b72selfTff7b72.Td2a8ffinput_channelsTb4b4b4)Tb4b4b4)

Tff7b72for Te6edf3n Tff7b72in Tffa657rangeTb4b4b4(T79c0ff0Tb4b4b4, Te6edf3frameTff7b72.Td2a8ffshapeTb4b4b4[T79c0ff1Tb4b4b4]Tb4b4b4)Tb4b4b4: Te6edf3new_frameTb4b4b4[Tb4b4b4:Tb4b4b4, Te6edf3nTb4b4b4] Tff7b72= Te6edf3frameTb4b4b4[Tb4b4b4:Tb4b4b4, Te6edf3nTb4b4b4]

Tff7b72for Te6edf3n Tff7b72in Tffa657rangeTb4b4b4(Te6edf3frameTff7b72.Td2a8ffshapeTb4b4b4[T79c0ff1Tb4b4b4]Tb4b4b4, Te6edf3new_frameTff7b72.Td2a8ffshapeTb4b4b4[T79c0ff1Tb4b4b4]Tb4b4b4)Tb4b4b4: Te6edf3new_frameTb4b4b4[Tb4b4b4:Tb4b4b4, Te6edf3nTb4b4b4] Tff7b72= Te6edf3frameTb4b4b4[Tb4b4b4:Tb4b4b4, Te6edf3frameTff7b72.Td2a8ffshapeTb4b4b4[T79c0ff1Tb4b4b4]Tff7b72-T79c0ff1Tb4b4b4]

Te6edf3frame Tff7b72= Te6edf3new_frame

Te6edf3input_samples Tff7b72= Te6edf3frameTff7b72*Tff7b72selfTff7b72.Td2a8ffTYPE_MAP_FACTOR

Te6edf3input_samples Tff7b72= Te6edf3input_samplesTff7b72.Td2a8ffastypeTb4b4b4(Te6edf3npTff7b72.Td2a8ffint16Tb4b4b4)

Tff7b72if Tff7b72selfTff7b72.Td2a8ffsourceTff7b72.Td2a8ffsamplerate Tff7b72!= Tff7b72selfTff7b72.Td2a8ffoutput_samplerateTb4b4b4:

Te6edf3frame_bytes Tff7b72= Te6edf3input_samplesTff7b72.Td2a8fftobytesTb4b4b4(Tb4b4b4)

Te6edf3resampled_bytes Tff7b72= Te6edf3resample_bytesTb4b4b4(Te6edf3frame_bytesTb4b4b4, Tff7b72selfTff7b72.Td2a8ffbitdepthTb4b4b4, Tff7b72selfTff7b72.Td2a8ffinput_channelsTb4b4b4, Tff7b72selfTff7b72.Td2a8ffsourceTff7b72.Td2a8ffsamplerateTb4b4b4, Tff7b72selfTff7b72.Td2a8ffoutput_samplerateTb4b4b4)

Te6edf3input_samples Tff7b72= Te6edf3npTff7b72.Td2a8fffrombufferTb4b4b4(Te6edf3resampled_bytesTb4b4b4, Te6edf3dtypeTff7b72=Te6edf3npTff7b72.Td2a8ffint16Tb4b4b4)

Te6edf3input_samples Tff7b72= Te6edf3input_samplesTff7b72.Td2a8ffreshapeTb4b4b4(Tffa657lenTb4b4b4(Te6edf3input_samplesTb4b4b4)Tff7b72/Tff7b72/Tff7b72selfTff7b72.Td2a8ffinput_channelsTb4b4b4, Tff7b72selfTff7b72.Td2a8ffinput_channelsTb4b4b4)

Te6edf3frame_duration_ms Tff7b72= Tb4b4b4(Te6edf3input_samplesTff7b72.Td2a8ffshapeTb4b4b4[T79c0ff0Tb4b4b4]Tff7b72/Tff7b72selfTff7b72.Td2a8ffoutput_samplerateTb4b4b4)Tff7b72*T79c0ff1000

Tff7b72selfTff7b72.Td2a8ffupdate_bitrateTb4b4b4(Te6edf3frame_duration_msTb4b4b4)

Tff7b72if Tff7b72not Tff7b72selfTff7b72.Td2a8ffencoder_configuredTb4b4b4:

Tff7b72selfTff7b72.Td2a8ffinput_channels Tff7b72= Tff7b72selfTff7b72.Td2a8ffchannels

Tff7b72selfTff7b72.Td2a8ffopus_encoderTff7b72.Td2a8ffset_sampling_frequencyTb4b4b4(Tff7b72selfTff7b72.Td2a8ffoutput_samplerateTb4b4b4)

Tff7b72selfTff7b72.Td2a8ffopus_encoderTff7b72.Td2a8ffset_channelsTb4b4b4(Tff7b72selfTff7b72.Td2a8ffinput_channelsTb4b4b4)

Te6edf3RNSTff7b72.Td2a8fflogTb4b4b4(Ta5d6fffTa5d6ff"Tffd700{Tff7b72selfTffd700}Ta5d6ff encoder set to Tffd700{Tff7b72selfTff7b72.Td2a8ffinput_channelsTffd700}Ta5d6ff channels, Tffd700{Te6edf3RNSTff7b72.Td2a8ffprettyfrequencyTb4b4b4(Tff7b72selfTff7b72.Td2a8ffoutput_samplerateTb4b4b4)Tffd700}Ta5d6ff"Tb4b4b4, Te6edf3RNSTff7b72.Td2a8ffLOG_DEBUGTb4b4b4)

Tff7b72selfTff7b72.Td2a8ffencoder_configured Tff7b72= Tff7b72True

Te6edf3input_bytes Tff7b72= Te6edf3input_samplesTff7b72.Td2a8fftobytesTb4b4b4(Tb4b4b4)

T8b949e# TODO: Pad input bytes on partial frame

Te6edf3encoded_frame Tff7b72= Tff7b72selfTff7b72.Td2a8ffopus_encoderTff7b72.Td2a8ffencodeTb4b4b4(Te6edf3input_bytesTb4b4b4)Tff7b72.Td2a8fftobytesTb4b4b4(Tb4b4b4)

Tff7b72selfTff7b72.Td2a8ffoutput_bytes Tff7b72+Tff7b72= Tffa657lenTb4b4b4(Te6edf3encoded_frameTb4b4b4)

Tff7b72selfTff7b72.Td2a8ffoutput_ms Tff7b72+Tff7b72= Te6edf3frame_duration_ms

Tff7b72selfTff7b72.Td2a8ffoutput_bitrate Tff7b72= Tb4b4b4(Tff7b72selfTff7b72.Td2a8ffoutput_bytesTff7b72*T79c0ff8Tb4b4b4)Tff7b72/Tb4b4b4(Tff7b72selfTff7b72.Td2a8ffoutput_msTff7b72/T79c0ff1000Tb4b4b4)

Tff7b72return Te6edf3encoded_frame

Tff7b72def Td2a8ffdecodeTb4b4b4(Tff7b72selfTb4b4b4, Te6edf3frame_bytesTb4b4b4)Tb4b4b4:

Tff7b72if Tff7b72not Tff7b72selfTff7b72.Td2a8ffdecoder_configuredTb4b4b4:

Tff7b72if Tff7b72selfTff7b72.Td2a8ffsink Tff7b72and Tff7b72selfTff7b72.Td2a8ffsinkTff7b72.Td2a8ffchannelsTb4b4b4: Te6edf3output_channels Tff7b72= Tff7b72selfTff7b72.Td2a8ffsinkTff7b72.Td2a8ffchannels

Tff7b72elseTb4b4b4: Te6edf3output_channels Tff7b72= Tff7b72selfTff7b72.Td2a8ffoutput_channels Tff7b72if Tff7b72selfTff7b72.Td2a8ffoutput_channels Tff7b72> Tff7b72selfTff7b72.Td2a8ffchannels Tff7b72else Tff7b72selfTff7b72.Td2a8ffchannels

Tff7b72selfTff7b72.Td2a8ffchannels Tff7b72= Te6edf3output_channels

Tff7b72selfTff7b72.Td2a8ffopus_decoderTff7b72.Td2a8ffset_channelsTb4b4b4(Te6edf3output_channelsTb4b4b4)

Tff7b72selfTff7b72.Td2a8ffopus_decoderTff7b72.Td2a8ffset_sampling_frequencyTb4b4b4(Tff7b72selfTff7b72.Td2a8ffsinkTff7b72.Td2a8ffsamplerateTb4b4b4)

Tff7b72selfTff7b72.Td2a8ffdecoder_configured Tff7b72= Tff7b72True

Te6edf3RNSTff7b72.Td2a8fflogTb4b4b4(Ta5d6fffTa5d6ff"Tffd700{Tff7b72selfTffd700}Ta5d6ff decoder set to Tffd700{Tff7b72selfTff7b72.Td2a8ffchannelsTffd700}Ta5d6ff channels, Tffd700{Te6edf3RNSTff7b72.Td2a8ffprettyfrequencyTb4b4b4(Tff7b72selfTff7b72.Td2a8ffsinkTff7b72.Td2a8ffsamplerateTb4b4b4)Tffd700}Ta5d6ff"Tb4b4b4, Te6edf3RNSTff7b72.Td2a8ffLOG_DEBUGTb4b4b4)

Te6edf3decoded_frame_bytes Tff7b72= Tff7b72selfTff7b72.Td2a8ffopus_decoderTff7b72.Td2a8ffdecodeTb4b4b4(Tffa657memoryviewTb4b4b4(Tffa657bytearrayTb4b4b4(Te6edf3frame_bytesTb4b4b4)Tb4b4b4)Tb4b4b4)

Te6edf3decoded_samples Tff7b72= Te6edf3npTff7b72.Td2a8fffrombufferTb4b4b4(Te6edf3decoded_frame_bytesTb4b4b4, Te6edf3dtypeTff7b72=Ta5d6ff"Ta5d6ffint16Ta5d6ff"Tb4b4b4)Tff7b72/Tff7b72selfTff7b72.Td2a8ffTYPE_MAP_FACTOR

Te6edf3frame_samples Tff7b72= Te6edf3decoded_samplesTff7b72.Td2a8ffreshapeTb4b4b4(Tffa657lenTb4b4b4(Te6edf3decoded_samplesTb4b4b4)Tff7b72/Tff7b72/Tff7b72selfTff7b72.Td2a8ffchannelsTb4b4b4, Tff7b72selfTff7b72.Td2a8ffchannelsTb4b4b4)

Tff7b72return Te6edf3frame_samples