Audio Format
Good
Specialized
Speex(Speex Codec)
Codec open-source projetado especificamente para fala e VoIP, predecessor do Opus.
Yes, we support Speex!
Technical Specifications
Sample Rate8-32kHz
CompressionLossy
Advantages
- Foco total em voz
- Open source
Disadvantages
- Substituído pelo Opus
Use Cases
Sistemas de voz legados
Arquivamento VoIP
How It Works
1
Upload your file
Upload your Speex file via browser or drag and drop.
2
Automatic transcription
Our AI transcribes the audio with high accuracy in minutes.
3
Download the result
Download the transcription as text, SRT, VTT or other formats.
Yes, we support Speex!
Codec open-source projetado especificamente para fala e VoIP, predecessor do Opus.
Related Formats
All Audio Formats
MP3WAVOPUSAMRAIFFALACAPEAUCAFDTSAC3GSMMP2RealAudioVOCWavPackQCPSpeexG.722M4AFLACAACOGGWMATTAMusepackShortenAAAAXAC-4ACEACMACTADPADSADTSADXAEAAFCAIXA-lawALPAMR-NBAMR-WBAPACAPCAPMaptXaptX HDASTAVRBFSTMBink AudioBITBOABonkBRSTMCodec2D-CinemaDERFDFPWMDSFDSSDTS-HDE-AC-3EPAFF32BEF32LEF64BEF64LEFSBFWSEG.723.1G.726G.726 LEG.729GENHHCAHCOMiLBCIRCAMKVAGLAFLOASMCAMLPMMFmu-lawNIST SphereNSPNUTOGAOMAOSQPP-BNKPVFRKARSOS16BES16LES24BES24LES32BES32LES337MS8SBCSCDSDSSDXSLNSOLSoXS/PDIFTAKTrueHDU16BEU16LEU24BEU24LEU32BEU32LEU8VIDCVQFW64WADYWavArcWSAUDWSDWVEXAXMDxWMAGXFADPCM 4XMADPCM ADXADPCM AFCADPCM AGMADPCM AICAADPCM ArgoADPCM CTADPCM DTKADPCM EAADPCM EA Maxis XAADPCM EA R1ADPCM EA R2ADPCM EA R3ADPCM EA XASG.722 ADPCMG.726 ADPCMG.726 ADPCM LEADPCM IMA AcornADPCM IMA ALPADPCM IMA AMVADPCM IMA APCADPCM IMA APMADPCM IMA CunningADPCM IMA DAT4ADPCM IMA DK3ADPCM IMA DK4ADPCM IMA EA EACSADPCM IMA EA SEADADPCM IMA ISSADPCM IMA MOFLEXADPCM IMA MTFADPCM IMA OKIADPCM IMA QTADPCM IMA RADADPCM IMA SMJPEGADPCM IMA SSIADPCM IMA WAVADPCM IMA WSADPCM MSADPCM MTAFADPCM PSXADPCM SB Pro 2-bitADPCM SB Pro 2.6-bitADPCM SB Pro 4-bitADPCM SWFADPCM THPADPCM THP LEADPCM VIMAADPCM XAADPCM XMDADPCM YamahaADPCM Zork8SVX Exponential8SVX FibonacciPCM A-lawPCM Blu-rayPCM DVDPCM Float 16 LEPCM Float 24 LEPCM Float 32 BEPCM Float 32 LEPCM Float 64 BEPCM Float 64 LEPCM LXFPCM mu-lawPCM Signed 8PCM S8 PlanarPCM S16 BEPCM S16 BE PlanarPCM S16 LEPCM S16 LE PlanarPCM S24 BEPCM S24 D-CinemaPCM S24 LEPCM S24 LE PlanarPCM S32 BEPCM S32 LEPCM S32 LE PlanarPCM S64 BEPCM S64 LEPCM SGAPCM Unsigned 8PCM U16 BEPCM U16 LEPCM U24 BEPCM U24 LEPCM U32 BEPCM U32 LEPCM VIDCDSD LSB FirstDSD LSB First PlanarDSD MSB FirstDSD MSB First PlanarATRAC1ATRAC3ATRAC3 ALATRAC3+ATRAC9Bink Audio DCTBink Audio RDFTBMV AudioCookDPCM DERFDelphine CIN AudioDSS SPDV AudioEVRCDPCM GremlinDPCM InterplayMACE 3:1MACE 6:1MetaSoundMicronas SC-4MSN SirenMusepack SV7Musepack SV8NellymoserOn2 AVCPAF AudioQCELPQDesign Music 1QOARALFRealAudio 1.0RealAudio 2.0DPCM RoQDPCM SDX2ShortenSIPRSmacker AudioDPCM SolSonicSonic LosslessSpeexTrueSpeechTwinVQVMD AudioWave SynthesisDPCM WADYWestwood SND1DPCM XanDPCM CBDO2Comfort NoiseDolby EDSTFastAudioGSM MSIMCInterplay ACMLSCR AudioMP1ADU MP3MP3onMP4MP3 FloatWMA LosslessWMA ProfessionalWMA VoiceXMA1XMA2
All Video Formats
MP4MKVMOVAVIWMVFLVWebMTSMPEGVOBRMVB3GPMXFDVOGVM2TSASFM2VDATDivXXvid3DO STR3G24XMA64AMVANMAVSAVS2AVS3Bethesda VIDBFIBinkBMVC93CDXLCINEDASHDHAVDiracDNxHDDXAEAE-AC-3 VideoEVCF4VFILM CPKFilmstripFLICGXFH.261H.263H.264HEVCHLSHNMid CINIDFIFFIFViPod MP4ISMVIVFIVRJVKUXLive FLVLXFM4VMGSTSMJPEGMLVMPEG-TS RawMPJPEGMTVMVMVIMXF D-10MXF OPAtomNCNSVNUVOBUPMPR3DRoQRPLRSDSERSGASMKSMUSHSWFTHPTiertex SEQTMVTYV210VC-1VividasViVOVMDVVCWTVXMVYOPYUV4MPEGRM012v4X Movie8BPSAASCAGMAICAMV CodecANSIARBCArgoASV1ASV2AuraAura 2AV1AVRNAVRPAVS CodecAVUIAYUVBethesda VID CodecBFI CodecBink VideoBMPBMV VideoBRender PIXC93 CodecCAVSCD GraphicsCDToonsCDXL CodecCineFormCinepakClearVideoCLJRCLLCCMVCPiACRICSCDCYUVDDSDFADirac CodecDNxHD CodecDPXDelphine CINDVDxtoryDXVEscape 124Escape 130EXRFFV1FFVHuffFICFlash Screen VideoFlash Screen Video 2Flic CodecFLV1FMVCFrapsFRWUG2MGDVGIFH.261 CodecH.263 CodecH.263iH.263+H.264 CodecHapHDRHEVC CodecHNM4HQ/HQAHQXHuffYUVHYMTid CIN CodecIFF ILBMIMM4IMM5Indeo 2Indeo 3Indeo 4Indeo 5Interplay MVEIPUJPEG 2000JPEG-LSJPEG XLJV CodecKGV1KMVCLagarithLOCOM101MADMagicYUVMDECMedia 100MimicMJPEG CodecMJPEG-BMM VideoMobiClipMotion PixelsMPEG-1MPEG-2MPEG-4MSA1MSCCMS MPEG-4 v1MS MPEG-4 v2MS MPEG-4 v3MS RLEMSS1MSS2MS Video 1MSZHMTS2MV30MVC1MVC2MVDVMVHAMWSCMxPEGNotchLCNUV CodecPAF VideoPCXPDVPictorPixletPNG VideoProResProSumerPTXQuickDrawQPEGQuickTime RLER10KR210RASCRaw VideoRL2RoQ VideoRPZARSCCRTV1RV10RV20RV30RV40SANMScreenPressorScreenpressoSGA CodecSheerVideoSimbiosis IMXSmacker VideoSMCSMVJPEGSnowSP5XSpeedHQSRGCSVQ1SVQ3TDSCTGQTGVTheoraTHP CodecTiertex SEQ VideoTrueMotion 1TrueMotion 2TrueMotion 2 RTTSCCTSCC2TXDUltiMotionUt VideoV210 CodecV308V408V410VBVBLEVBNVC-1 CodecVC-1 ImageVCR1VideoXLVMD VideovMixVMNCVP3VP4VP5VP6VP6AVP6FVP7VP8VP9VQCWCMVWebPWMV7WMV8WMV9WMV9 ImageWNV1WS VQAXan WC3Xan WC4X-faceY41PYLCYOP CodecYUV4ZeroCodecZLIBZMBVVVC Codec