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  • FFMPEG Unable to Decode Quicktime QDMC Stream (No decoder for stream)

    9 janvier 2017, par mbmast

    We are using FFMPEG to convert iPhone video to MP4. This requires an AAC decoder which is not included in any binary distributions of FFMPEG (due to licensing issues). The solution is to download the FFMPEG source and compile it yourself. I’ve done this, apparently incorrectly, as I cannot decode the audio stream. I am getting this error :

    /usr/ffmpeg_builds/ffmpeg -y -i /home/domain/public_html/wp-content/uploads/celebs/main/step-2.mov -threads 12 -vcodec libx264 -acodec libfdk_aac -b:v 1000k -refs 6 -coder 1 -sc_threshold 40 -flags +loop -me_range 16 -subq 7 -i_qfactor 0.71 -qcomp 0.6 -qdiff 4 -trellis 1 -b:a 128k -pass 1 -passlogfile /tmp/ffmpeg-passes57a054ee917c4ahl3t/pass-57a054ee91965 /home/domain/public_html/wp-content/uploads/celebs/main/testing-5.mp4
    ffmpeg version N-81827-g81bab10 Copyright (c) 2000-2016 the FFmpeg developers
     built with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-17)
     configuration: --prefix=/root/ffmpeg_build --extra-cflags=-I/root/ffmpeg_build/include --extra-ldflags=-L/root/ffmpeg_build/lib --bindir=/root/bin --pkg-config-flags=--static --enable-gpl --enable-nonfree --enable-libfdk-aac --enable-libfreetype --enable-libx264
     libavutil      55. 32.100 / 55. 32.100
     libavcodec     57. 60.100 / 57. 60.100
     libavformat    57. 51.102 / 57. 51.102
     libavdevice    57.  0.102 / 57.  0.102
     libavfilter     6. 63.100 /  6. 63.100
     libswscale      4.  1.100 /  4.  1.100
     libswresample   2.  2.100 /  2.  2.100
     libpostproc    54.  0.100 / 54.  0.100
    Guessed Channel Layout for Input Stream #0.1 : mono
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/home/domain/public_html/wp-content/uploads/celebs/main/step-2.mov':
     Metadata:
       creation_time   : 1998-11-04T16:40:13.000000Z
     Duration: 00:01:00.83, start: 0.000000, bitrate: 110 kb/s
       Stream #0:0(eng): Video: svq1 (SVQ1 / 0x31515653), yuv410p, 160x120, 90 kb/s, 7.51 fps, 7.50 tbr, 600 tbn, 600 tbc (default)
       Metadata:
         creation_time   : 1998-11-04T16:40:13.000000Z
         handler_name    : Apple Alias Data Handler
         encoder         : Sorenson Video
       Stream #0:1(eng): Audio: qdmc (QDMC / 0x434D4451), 44100 Hz, mono (default)
       Metadata:
         creation_time   : 1998-11-04T16:40:13.000000Z
         handler_name    : Apple Alias Data Handler
    No decoder for stream #0:1, filtering impossible
    Error opening filters!

    I suspect that I failed to compile and include the correct codec library when I built FFMPEG. The problem is I don’t know which library I should have built/included. I haven’t found anything that says to decode QDMC audio in FFMPEG you need the XXXXX library.

    Here’s the complete list of decoders that my build supports :

    /usr/ffmpeg_builds/ffmpeg -decoders
    ffmpeg version N-81827-g81bab10 Copyright (c) 2000-2016 the FFmpeg developers
     built with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-17)
     configuration: --prefix=/root/ffmpeg_build --extra-cflags=-I/root/ffmpeg_build/include --extra-ldflags=-L/root/ffmpeg_build/lib --bindir=/root/bin --pkg-config-flags=--static --enable-gpl --enable-nonfree --enable-libfdk-aac --enable-libfreetype --enable-libx264
     libavutil      55. 32.100 / 55. 32.100
     libavcodec     57. 60.100 / 57. 60.100
     libavformat    57. 51.102 / 57. 51.102
     libavdevice    57.  0.102 / 57.  0.102
     libavfilter     6. 63.100 /  6. 63.100
     libswscale      4.  1.100 /  4.  1.100
     libswresample   2.  2.100 /  2.  2.100
     libpostproc    54.  0.100 / 54.  0.100
    Decoders:
    V..... = Video
    A..... = Audio
    S..... = Subtitle
    .F.... = Frame-level multithreading
    ..S... = Slice-level multithreading
    ...X.. = Codec is experimental
    ....B. = Supports draw_horiz_band
    .....D = Supports direct rendering method 1
    ------
    V....D 012v                 Uncompressed 4:2:2 10-bit
    V....D 4xm                  4X Movie
    V....D 8bps                 QuickTime 8BPS video
    V....D aasc                 Autodesk RLE
    VF...D aic                  Apple Intermediate Codec
    V....D alias_pix            Alias/Wavefront PIX image
    V....D amv                  AMV Video
    V....D anm                  Deluxe Paint Animation
    V....D ansi                 ASCII/ANSI art
    VF...D apng                 APNG (Animated Portable Network Graphics) image
    V....D asv1                 ASUS V1
    V....D asv2                 ASUS V2
    V....D aura                 Auravision AURA
    V....D aura2                Auravision Aura 2
    V....D avrn                 Avid AVI Codec
    V....D avrp                 Avid 1:1 10-bit RGB Packer
    V....D avs                  AVS (Audio Video Standard) video
    V....D avui                 Avid Meridien Uncompressed
    V....D ayuv                 Uncompressed packed MS 4:4:4:4
    V....D bethsoftvid          Bethesda VID video
    V....D bfi                  Brute Force & Ignorance
    V....D binkvideo            Bink video
    V....D bintext              Binary text
    V....D bmp                  BMP (Windows and OS/2 bitmap)
    V....D bmv_video            Discworld II BMV video
    V....D brender_pix          BRender PIX image
    V....D c93                  Interplay C93
    V....D cavs                 Chinese AVS (Audio Video Standard) (AVS1-P2, JiZhun profile)
    V....D cdgraphics           CD Graphics video
    V....D cdxl                 Commodore CDXL video
    VF...D cfhd                 Cineform HD
    V....D cinepak              Cinepak
    V....D cljr                 Cirrus Logic AccuPak
    V....D cllc                 Canopus Lossless Codec
    V....D eacmv                Electronic Arts CMV video (codec cmv)
    V....D cpia                 CPiA video format
    V....D camstudio            CamStudio (codec cscd)
    V....D cyuv                 Creative YUV (CYUV)
    V.S..D dds                  DirectDraw Surface image decoder
    V....D dfa                  Chronomaster DFA
    V.S..D dirac                BBC Dirac VC-2
    VFS..D dnxhd                VC3/DNxHD
    V....D dpx                  DPX (Digital Picture Exchange) image
    V....D dsicinvideo          Delphine Software International CIN video
    V.S..D dvvideo              DV (Digital Video)
    V....D dxa                  Feeble Files/ScummVM DXA
    V....D dxtory               Dxtory
    VFS..D dxv                  Resolume DXV
    V....D escape124            Escape 124
    V....D escape130            Escape 130
    VFS..D exr                  OpenEXR image
    VFS..D ffv1                 FFmpeg video codec #1
    VF..BD ffvhuff              Huffyuv FFmpeg variant
    V.S..D fic                  Mirillis FIC
    V....D flashsv              Flash Screen Video v1
    V....D flashsv2             Flash Screen Video v2
    V....D flic                 Autodesk Animator Flic video
    V...BD flv                  FLV / Sorenson Spark / Sorenson H.263 (Flash Video) (codec flv1)
    VF...D fraps                Fraps
    V....D frwu                 Forward Uncompressed
    V....D g2m                  Go2Meeting
    V....D gif                  GIF (Graphics Interchange Format)
    V....D h261                 H.261
    V...BD h263                 H.263 / H.263-1996, H.263+ / H.263-1998 / H.263 version 2
    V...BD h263i                Intel H.263
    V...BD h263p                H.263 / H.263-1996, H.263+ / H.263-1998 / H.263 version 2
    VFS..D h264                 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10
    VFS..D hap                  Vidvox Hap decoder
    VFS..D hevc                 HEVC (High Efficiency Video Coding)
    V....D hnm4video            HNM 4 video
    V....D hq_hqa               Canopus HQ/HQA
    V.S..D hqx                  Canopus HQX
    VF..BD huffyuv              Huffyuv / HuffYUV
    V....D idcinvideo           id Quake II CIN video (codec idcin)
    V....D idf                  iCEDraw text
    V....D iff                  IFF ACBM/ANIM/DEEP/ILBM/PBM/RGB8/RGBN (codec iff_ilbm)
    V....D indeo2               Intel Indeo 2
    V....D indeo3               Intel Indeo 3
    V....D indeo4               Intel Indeo Video Interactive 4
    V....D indeo5               Intel Indeo Video Interactive 5
    V....D interplayvideo       Interplay MVE video
    VFS..D jpeg2000             JPEG 2000
    V....D jpegls               JPEG-LS
    V....D jv                   Bitmap Brothers JV video
    V....D kgv1                 Kega Game Video
    V....D kmvc                 Karl Morton's video codec
    VF...D lagarith             Lagarith lossless
    V....D loco                 LOCO
    V....D m101                 Matrox Uncompressed SD
    V....D eamad                Electronic Arts Madcow Video (codec mad)
    VFS..D magicyuv             MagicYUV video
    VF...D mdec                 Sony PlayStation MDEC (Motion DECoder)
    VF...D mimic                Mimic
    V....D mjpeg                MJPEG (Motion JPEG)
    V....D mjpegb               Apple MJPEG-B
    V....D mmvideo              American Laser Games MM Video
    V....D motionpixels         Motion Pixels video
    V.S.BD mpeg1video           MPEG-1 video
    V.S.BD mpeg2video           MPEG-2 video
    V.S.BD mpegvideo            MPEG-1 video (codec mpeg2video)
    VF..BD mpeg4                MPEG-4 part 2
    V....D msa1                 MS ATC Screen
    V...BD msmpeg4v1            MPEG-4 part 2 Microsoft variant version 1
    V...BD msmpeg4v2            MPEG-4 part 2 Microsoft variant version 2
    V...BD msmpeg4              MPEG-4 part 2 Microsoft variant version 3 (codec msmpeg4v3)
    V....D msrle                Microsoft RLE
    V....D mss1                 MS Screen 1
    V....D mss2                 MS Windows Media Video V9 Screen
    V....D msvideo1             Microsoft Video 1
    V....D mszh                 LCL (LossLess Codec Library) MSZH
    V....D mts2                 MS Expression Encoder Screen
    V....D mvc1                 Silicon Graphics Motion Video Compressor 1
    V....D mvc2                 Silicon Graphics Motion Video Compressor 2
    V....D mxpeg                Mobotix MxPEG video
    V....D nuv                  NuppelVideo/RTJPEG
    V....D paf_video            Amazing Studio Packed Animation File Video
    V....D pam                  PAM (Portable AnyMap) image
    V....D pbm                  PBM (Portable BitMap) image
    V....D pcx                  PC Paintbrush PCX image
    V....D pgm                  PGM (Portable GrayMap) image
    V....D pgmyuv               PGMYUV (Portable GrayMap YUV) image
    V....D pictor               Pictor/PC Paint
    VF...D png                  PNG (Portable Network Graphics) image
    V....D ppm                  PPM (Portable PixelMap) image
    V.S..D prores               ProRes
    V.S..D prores_lgpl          Apple ProRes (iCodec Pro) (codec prores)
    V....D ptx                  V.Flash PTX image
    V....D qdraw                Apple QuickDraw
    V....D qpeg                 Q-team QPEG
    V....D qtrle                QuickTime Animation (RLE) video
    V....D r10k                 AJA Kona 10-bit RGB Codec
    V....D r210                 Uncompressed RGB 10-bit
    V..... rawvideo             raw video
    V....D rl2                  RL2 video
    V....D roqvideo             id RoQ video (codec roq)
    V....D rpza                 QuickTime video (RPZA)
    V....D rscc                 innoHeim/Rsupport Screen Capture Codec
    V....D rv10                 RealVideo 1.0
    V....D rv20                 RealVideo 2.0
    VF...D rv30                 RealVideo 3.0
    VF...D rv40                 RealVideo 4.0
    V....D sanm                 LucasArts SANM/Smush video
    V....D screenpresso         Screenpresso
    V....D sgi                  SGI image
    V....D sgirle               Silicon Graphics RLE 8-bit video
    VF...D sheervideo           BitJazz SheerVideo
    V....D smackvid             Smacker video (codec smackvideo)
    V....D smc                  QuickTime Graphics (SMC)
    V..... smvjpeg              SMV JPEG
    V....D snow                 Snow
    V....D sp5x                 Sunplus JPEG (SP5X)
    V....D sunrast              Sun Rasterfile image
    V....D svq1                 Sorenson Vector Quantizer 1 / Sorenson Video 1 / SVQ1
    V...BD svq3                 Sorenson Vector Quantizer 3 / Sorenson Video 3 / SVQ3
    V....D targa                Truevision Targa image
    V....D targa_y216           Pinnacle TARGA CineWave YUV16
    V....D tdsc                 TDSC
    V....D eatgq                Electronic Arts TGQ video (codec tgq)
    V....D eatgv                Electronic Arts TGV video (codec tgv)
    VF..BD theora               Theora
    V....D thp                  Nintendo Gamecube THP video
    V....D tiertexseqvideo      Tiertex Limited SEQ video
    VF...D tiff                 TIFF image
    V....D tmv                  8088flex TMV
    V....D eatqi                Electronic Arts TQI Video (codec tqi)
    V....D truemotion1          Duck TrueMotion 1.0
    V....D truemotion2          Duck TrueMotion 2.0
    V....D truemotion2rt        Duck TrueMotion 2.0 Real Time
    V....D camtasia             TechSmith Screen Capture Codec (codec tscc)
    V....D tscc2                TechSmith Screen Codec 2
    V....D txd                  Renderware TXD (TeXture Dictionary) image
    V....D ultimotion           IBM UltiMotion (codec ulti)
    VF...D utvideo              Ut Video
    V....D v210                 Uncompressed 4:2:2 10-bit
    V....D v210x                Uncompressed 4:2:2 10-bit
    V....D v308                 Uncompressed packed 4:4:4
    V....D v408                 Uncompressed packed QT 4:4:4:4
    V....D v410                 Uncompressed 4:4:4 10-bit
    V....D vb                   Beam Software VB
    VF...D vble                 VBLE Lossless Codec
    V....D vc1                  SMPTE VC-1
    V....D vc1image             Windows Media Video 9 Image v2
    V....D vcr1                 ATI VCR1
    V....D xl                   Miro VideoXL (codec vixl)
    V....D vmdvideo             Sierra VMD video
    V....D vmnc                 VMware Screen Codec / VMware Video
    VF..BD vp3                  On2 VP3
    V....D vp5                  On2 VP5
    V....D vp6                  On2 VP6
    V.S..D vp6a                 On2 VP6 (Flash version, with alpha channel)
    V....D vp6f                 On2 VP6 (Flash version)
    V....D vp7                  On2 VP7
    VFS..D vp8                  On2 VP8
    VF...D vp9                  Google VP9
    VF...D webp                 WebP image
    V...BD wmv1                 Windows Media Video 7
    V...BD wmv2                 Windows Media Video 8
    V....D wmv3                 Windows Media Video 9
    V....D wmv3image            Windows Media Video 9 Image
    V....D wnv1                 Winnov WNV1
    V....D vqavideo             Westwood Studios VQA (Vector Quantized Animation) video (codec ws_vqa)
    V....D xan_wc3              Wing Commander III / Xan
    V....D xan_wc4              Wing Commander IV / Xxan
    V....D xbin                 eXtended BINary text
    V....D xbm                  XBM (X BitMap) image
    V..... xface                X-face image
    V....D xwd                  XWD (X Window Dump) image
    V....D y41p                 Uncompressed YUV 4:1:1 12-bit
    V....D ylc                  YUY2 Lossless Codec
    V..... yop                  Psygnosis YOP Video
    V....D yuv4                 Uncompressed packed 4:2:0
    V....D zerocodec            ZeroCodec Lossless Video
    V....D zlib                 LCL (LossLess Codec Library) ZLIB
    V....D zmbv                 Zip Motion Blocks Video
    A....D 8svx_exp             8SVX exponential
    A....D 8svx_fib             8SVX fibonacci
    A....D aac                  AAC (Advanced Audio Coding)
    A....D aac_fixed            AAC (Advanced Audio Coding) (codec aac)
    A....D libfdk_aac           Fraunhofer FDK AAC (codec aac)
    A....D aac_latm             AAC LATM (Advanced Audio Coding LATM syntax)
    A....D ac3                  ATSC A/52A (AC-3)
    A....D ac3_fixed            ATSC A/52A (AC-3) (codec ac3)
    A....D adpcm_4xm            ADPCM 4X Movie
    A....D adpcm_adx            SEGA CRI ADX ADPCM
    A....D adpcm_afc            ADPCM Nintendo Gamecube AFC
    A....D adpcm_aica           ADPCM Yamaha AICA
    A....D adpcm_ct             ADPCM Creative Technology
    A....D adpcm_dtk            ADPCM Nintendo Gamecube DTK
    A....D adpcm_ea             ADPCM Electronic Arts
    A....D adpcm_ea_maxis_xa    ADPCM Electronic Arts Maxis CDROM XA
    A....D adpcm_ea_r1          ADPCM Electronic Arts R1
    A....D adpcm_ea_r2          ADPCM Electronic Arts R2
    A....D adpcm_ea_r3          ADPCM Electronic Arts R3
    A....D adpcm_ea_xas         ADPCM Electronic Arts XAS
    A....D g722                 G.722 ADPCM (codec adpcm_g722)
    A....D g726                 G.726 ADPCM (codec adpcm_g726)
    A....D g726le               G.726 ADPCM little-endian (codec adpcm_g726le)
    A....D adpcm_ima_amv        ADPCM IMA AMV
    A....D adpcm_ima_apc        ADPCM IMA CRYO APC
    A....D adpcm_ima_dat4       ADPCM IMA Eurocom DAT4
    A....D adpcm_ima_dk3        ADPCM IMA Duck DK3
    A....D adpcm_ima_dk4        ADPCM IMA Duck DK4
    A....D adpcm_ima_ea_eacs    ADPCM IMA Electronic Arts EACS
    A....D adpcm_ima_ea_sead    ADPCM IMA Electronic Arts SEAD
    A....D adpcm_ima_iss        ADPCM IMA Funcom ISS
    A....D adpcm_ima_oki        ADPCM IMA Dialogic OKI
    A....D adpcm_ima_qt         ADPCM IMA QuickTime
    A....D adpcm_ima_rad        ADPCM IMA Radical
    A....D adpcm_ima_smjpeg     ADPCM IMA Loki SDL MJPEG
    A....D adpcm_ima_wav        ADPCM IMA WAV
    A....D adpcm_ima_ws         ADPCM IMA Westwood
    A....D adpcm_ms             ADPCM Microsoft
    A....D adpcm_mtaf           ADPCM MTAF
    A....D adpcm_psx            ADPCM Playstation
    A....D adpcm_sbpro_2        ADPCM Sound Blaster Pro 2-bit
    A....D adpcm_sbpro_3        ADPCM Sound Blaster Pro 2.6-bit
    A....D adpcm_sbpro_4        ADPCM Sound Blaster Pro 4-bit
    A....D adpcm_swf            ADPCM Shockwave Flash
    A....D adpcm_thp            ADPCM Nintendo THP
    A....D adpcm_thp_le         ADPCM Nintendo THP (little-endian)
    A....D adpcm_vima           LucasArts VIMA audio
    A....D adpcm_xa             ADPCM CDROM XA
    A....D adpcm_yamaha         ADPCM Yamaha
    AF...D alac                 ALAC (Apple Lossless Audio Codec)
    A....D amrnb                AMR-NB (Adaptive Multi-Rate NarrowBand) (codec amr_nb)
    A....D amrwb                AMR-WB (Adaptive Multi-Rate WideBand) (codec amr_wb)
    A....D ape                  Monkey's Audio
    A....D atrac1               ATRAC1 (Adaptive TRansform Acoustic Coding)
    A....D atrac3               ATRAC3 (Adaptive TRansform Acoustic Coding 3)
    A....D atrac3plus           ATRAC3+ (Adaptive TRansform Acoustic Coding 3+) (codec atrac3p)
    A....D on2avc               On2 Audio for Video Codec (codec avc)
    A....D binkaudio_dct        Bink Audio (DCT)
    A....D binkaudio_rdft       Bink Audio (RDFT)
    A....D bmv_audio            Discworld II BMV audio
    A....D comfortnoise         RFC 3389 comfort noise generator
    A....D cook                 Cook / Cooker / Gecko (RealAudio G2)
    A..... dsd_lsbf             DSD (Direct Stream Digital), least significant bit first
    A..... dsd_lsbf_planar      DSD (Direct Stream Digital), least significant bit first, planar
    A..... dsd_msbf             DSD (Direct Stream Digital), most significant bit first
    A..... dsd_msbf_planar      DSD (Direct Stream Digital), most significant bit first, planar
    A....D dsicinaudio          Delphine Software International CIN audio
    A....D dss_sp               Digital Speech Standard - Standard Play mode (DSS SP)
    A....D dst                  DST (Digital Stream Transfer)
    A....D dca                  DCA (DTS Coherent Acoustics) (codec dts)
    A....D dvaudio              Ulead DV Audio
    A....D eac3                 ATSC A/52B (AC-3, E-AC-3)
    A....D evrc                 EVRC (Enhanced Variable Rate Codec)
    AF...D flac                 FLAC (Free Lossless Audio Codec)
    A....D g723_1               G.723.1
    A....D g729                 G.729
    A....D gsm                  GSM
    A....D gsm_ms               GSM Microsoft variant
    A....D iac                  IAC (Indeo Audio Coder)
    A....D imc                  IMC (Intel Music Coder)
    A....D interplay_dpcm       DPCM Interplay
    A....D interplayacm         Interplay ACM
    A....D mace3                MACE (Macintosh Audio Compression/Expansion) 3:1
    A....D mace6                MACE (Macintosh Audio Compression/Expansion) 6:1
    A....D metasound            Voxware MetaSound
    A....D mlp                  MLP (Meridian Lossless Packing)
    A....D mp1                  MP1 (MPEG audio layer 1)
    A....D mp1float             MP1 (MPEG audio layer 1) (codec mp1)
    A....D mp2                  MP2 (MPEG audio layer 2)
    A....D mp2float             MP2 (MPEG audio layer 2) (codec mp2)
    A....D mp3                  MP3 (MPEG audio layer 3)
    A....D mp3float             MP3 (MPEG audio layer 3) (codec mp3)
    A....D mp3adu               ADU (Application Data Unit) MP3 (MPEG audio layer 3)
    A....D mp3adufloat          ADU (Application Data Unit) MP3 (MPEG audio layer 3) (codec mp3adu)
    A....D mp3on4               MP3onMP4
    A....D mp3on4float          MP3onMP4 (codec mp3on4)
    A....D als                  MPEG-4 Audio Lossless Coding (ALS) (codec mp4als)
    A....D mpc7                 Musepack SV7 (codec musepack7)
    A....D mpc8                 Musepack SV8 (codec musepack8)
    A....D nellymoser           Nellymoser Asao
    A....D opus                 Opus
    A....D paf_audio            Amazing Studio Packed Animation File Audio
    A....D pcm_alaw             PCM A-law / G.711 A-law
    A....D pcm_bluray           PCM signed 16|20|24-bit big-endian for Blu-ray media
    A....D pcm_dvd              PCM signed 16|20|24-bit big-endian for DVD media
    A....D pcm_f32be            PCM 32-bit floating point big-endian
    A....D pcm_f32le            PCM 32-bit floating point little-endian
    A....D pcm_f64be            PCM 64-bit floating point big-endian
    A....D pcm_f64le            PCM 64-bit floating point little-endian
    A....D pcm_lxf              PCM signed 20-bit little-endian planar
    A....D pcm_mulaw            PCM mu-law / G.711 mu-law
    A....D pcm_s16be            PCM signed 16-bit big-endian
    A....D pcm_s16be_planar     PCM signed 16-bit big-endian planar
    A....D pcm_s16le            PCM signed 16-bit little-endian
    A....D pcm_s16le_planar     PCM signed 16-bit little-endian planar
    A....D pcm_s24be            PCM signed 24-bit big-endian
    A....D pcm_s24daud          PCM D-Cinema audio signed 24-bit
    A....D pcm_s24le            PCM signed 24-bit little-endian
    A....D pcm_s24le_planar     PCM signed 24-bit little-endian planar
    A....D pcm_s32be            PCM signed 32-bit big-endian
    A....D pcm_s32le            PCM signed 32-bit little-endian
    A....D pcm_s32le_planar     PCM signed 32-bit little-endian planar
    A....D pcm_s64be            PCM signed 64-bit big-endian
    A....D pcm_s64le            PCM signed 64-bit little-endian
    A....D pcm_s8               PCM signed 8-bit
    A....D pcm_s8_planar        PCM signed 8-bit planar
    A....D pcm_u16be            PCM unsigned 16-bit big-endian
    A....D pcm_u16le            PCM unsigned 16-bit little-endian
    A....D pcm_u24be            PCM unsigned 24-bit big-endian
    A....D pcm_u24le            PCM unsigned 24-bit little-endian
    A....D pcm_u32be            PCM unsigned 32-bit big-endian
    A....D pcm_u32le            PCM unsigned 32-bit little-endian
    A....D pcm_u8               PCM unsigned 8-bit
    A....D pcm_zork             PCM Zork
    A....D qcelp                QCELP / PureVoice
    A....D qdm2                 QDesign Music Codec 2
    A....D real_144             RealAudio 1.0 (14.4K) (codec ra_144)
    A....D real_288             RealAudio 2.0 (28.8K) (codec ra_288)
    A....D ralf                 RealAudio Lossless
    A....D roq_dpcm             DPCM id RoQ
    A....D s302m                SMPTE 302M
    A....D sdx2_dpcm            DPCM Squareroot-Delta-Exact
    A....D shorten              Shorten
    A....D sipr                 RealAudio SIPR / ACELP.NET
    A....D smackaud             Smacker audio (codec smackaudio)
    A....D sol_dpcm             DPCM Sol
    A..X.D sonic                Sonic
    AF...D tak                  TAK (Tom's lossless Audio Kompressor)
    A....D truehd               TrueHD
    A....D truespeech           DSP Group TrueSpeech
    AF...D tta                  TTA (True Audio)
    A....D twinvq               VQF TwinVQ
    A....D vmdaudio             Sierra VMD audio
    A....D vorbis               Vorbis
    A....D wavesynth            Wave synthesis pseudo-codec
    AF...D wavpack              WavPack
    A....D ws_snd1              Westwood Audio (SND1) (codec westwood_snd1)
    A....D wmalossless          Windows Media Audio Lossless
    A....D wmapro               Windows Media Audio 9 Professional
    A....D wmav1                Windows Media Audio 1
    A....D wmav2                Windows Media Audio 2
    A....D wmavoice             Windows Media Audio Voice
    A....D xan_dpcm             DPCM Xan
    A....D xma1                 Xbox Media Audio 1
    A....D xma2                 Xbox Media Audio 2
    S..... ssa                  ASS (Advanced SubStation Alpha) subtitle (codec ass)
    S..... ass                  ASS (Advanced SubStation Alpha) subtitle
    S..... dvbsub               DVB subtitles (codec dvb_subtitle)
    S..... dvdsub               DVD subtitles (codec dvd_subtitle)
    S..... cc_dec               Closed Caption (EIA-608 / CEA-708) Decoder (codec eia_608)
    S..... pgssub               HDMV Presentation Graphic Stream subtitles (codec hdmv_pgs_subtitle)
    S..... jacosub              JACOsub subtitle
    S..... microdvd             MicroDVD subtitle
    S..... mov_text             3GPP Timed Text subtitle
    S..... mpl2                 MPL2 subtitle
    S..... pjs                  PJS subtitle
    S..... realtext             RealText subtitle
    S..... sami                 SAMI subtitle
    S..... stl                  Spruce subtitle format
    S..... srt                  SubRip subtitle (codec subrip)
    S..... subrip               SubRip subtitle
    S..... subviewer            SubViewer subtitle
    S..... subviewer1           SubViewer1 subtitle
    S..... text                 Raw text subtitle
    S..... vplayer              VPlayer subtitle
    S..... webvtt               WebVTT subtitle
    S..... xsub                 XSUB

    Any idea what I did wrong when building FFMPEG ?

    Here’s a link to the video file that caused the problem : step-2.mov

  • FFMPEG Unable to Decode Quicktime QDMC Stream (No decoder for stream)

    23 août 2017, par mbmast

    We are using FFMPEG to convert iPhone video to MP4. This requires an AAC decoder which is not included in any binary distributions of FFMPEG (due to licensing issues). The solution is to download the FFMPEG source and compile it yourself. I’ve done this, apparently incorrectly, as I cannot decode the audio stream. I am getting this error :

    /usr/ffmpeg_builds/ffmpeg -y -i /home/domain/public_html/wp-content/uploads/celebs/main/step-2.mov -threads 12 -vcodec libx264 -acodec libfdk_aac -b:v 1000k -refs 6 -coder 1 -sc_threshold 40 -flags +loop -me_range 16 -subq 7 -i_qfactor 0.71 -qcomp 0.6 -qdiff 4 -trellis 1 -b:a 128k -pass 1 -passlogfile /tmp/ffmpeg-passes57a054ee917c4ahl3t/pass-57a054ee91965 /home/domain/public_html/wp-content/uploads/celebs/main/testing-5.mp4
    ffmpeg version N-81827-g81bab10 Copyright (c) 2000-2016 the FFmpeg developers
     built with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-17)
     configuration: --prefix=/root/ffmpeg_build --extra-cflags=-I/root/ffmpeg_build/include --extra-ldflags=-L/root/ffmpeg_build/lib --bindir=/root/bin --pkg-config-flags=--static --enable-gpl --enable-nonfree --enable-libfdk-aac --enable-libfreetype --enable-libx264
     libavutil      55. 32.100 / 55. 32.100
     libavcodec     57. 60.100 / 57. 60.100
     libavformat    57. 51.102 / 57. 51.102
     libavdevice    57.  0.102 / 57.  0.102
     libavfilter     6. 63.100 /  6. 63.100
     libswscale      4.  1.100 /  4.  1.100
     libswresample   2.  2.100 /  2.  2.100
     libpostproc    54.  0.100 / 54.  0.100
    Guessed Channel Layout for Input Stream #0.1 : mono
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from '/home/domain/public_html/wp-content/uploads/celebs/main/step-2.mov':
     Metadata:
       creation_time   : 1998-11-04T16:40:13.000000Z
     Duration: 00:01:00.83, start: 0.000000, bitrate: 110 kb/s
       Stream #0:0(eng): Video: svq1 (SVQ1 / 0x31515653), yuv410p, 160x120, 90 kb/s, 7.51 fps, 7.50 tbr, 600 tbn, 600 tbc (default)
       Metadata:
         creation_time   : 1998-11-04T16:40:13.000000Z
         handler_name    : Apple Alias Data Handler
         encoder         : Sorenson Video
       Stream #0:1(eng): Audio: qdmc (QDMC / 0x434D4451), 44100 Hz, mono (default)
       Metadata:
         creation_time   : 1998-11-04T16:40:13.000000Z
         handler_name    : Apple Alias Data Handler
    No decoder for stream #0:1, filtering impossible
    Error opening filters!

    I suspect that I failed to compile and include the correct codec library when I built FFMPEG. The problem is I don’t know which library I should have built/included. I haven’t found anything that says to decode QDMC audio in FFMPEG you need the XXXXX library.

    Here’s the complete list of decoders that my build supports :

    /usr/ffmpeg_builds/ffmpeg -decoders
    ffmpeg version N-81827-g81bab10 Copyright (c) 2000-2016 the FFmpeg developers
     built with gcc 4.4.7 (GCC) 20120313 (Red Hat 4.4.7-17)
     configuration: --prefix=/root/ffmpeg_build --extra-cflags=-I/root/ffmpeg_build/include --extra-ldflags=-L/root/ffmpeg_build/lib --bindir=/root/bin --pkg-config-flags=--static --enable-gpl --enable-nonfree --enable-libfdk-aac --enable-libfreetype --enable-libx264
     libavutil      55. 32.100 / 55. 32.100
     libavcodec     57. 60.100 / 57. 60.100
     libavformat    57. 51.102 / 57. 51.102
     libavdevice    57.  0.102 / 57.  0.102
     libavfilter     6. 63.100 /  6. 63.100
     libswscale      4.  1.100 /  4.  1.100
     libswresample   2.  2.100 /  2.  2.100
     libpostproc    54.  0.100 / 54.  0.100
    Decoders:
    V..... = Video
    A..... = Audio
    S..... = Subtitle
    .F.... = Frame-level multithreading
    ..S... = Slice-level multithreading
    ...X.. = Codec is experimental
    ....B. = Supports draw_horiz_band
    .....D = Supports direct rendering method 1
    ------
    V....D 012v                 Uncompressed 4:2:2 10-bit
    V....D 4xm                  4X Movie
    V....D 8bps                 QuickTime 8BPS video
    V....D aasc                 Autodesk RLE
    VF...D aic                  Apple Intermediate Codec
    V....D alias_pix            Alias/Wavefront PIX image
    V....D amv                  AMV Video
    V....D anm                  Deluxe Paint Animation
    V....D ansi                 ASCII/ANSI art
    VF...D apng                 APNG (Animated Portable Network Graphics) image
    V....D asv1                 ASUS V1
    V....D asv2                 ASUS V2
    V....D aura                 Auravision AURA
    V....D aura2                Auravision Aura 2
    V....D avrn                 Avid AVI Codec
    V....D avrp                 Avid 1:1 10-bit RGB Packer
    V....D avs                  AVS (Audio Video Standard) video
    V....D avui                 Avid Meridien Uncompressed
    V....D ayuv                 Uncompressed packed MS 4:4:4:4
    V....D bethsoftvid          Bethesda VID video
    V....D bfi                  Brute Force & Ignorance
    V....D binkvideo            Bink video
    V....D bintext              Binary text
    V....D bmp                  BMP (Windows and OS/2 bitmap)
    V....D bmv_video            Discworld II BMV video
    V....D brender_pix          BRender PIX image
    V....D c93                  Interplay C93
    V....D cavs                 Chinese AVS (Audio Video Standard) (AVS1-P2, JiZhun profile)
    V....D cdgraphics           CD Graphics video
    V....D cdxl                 Commodore CDXL video
    VF...D cfhd                 Cineform HD
    V....D cinepak              Cinepak
    V....D cljr                 Cirrus Logic AccuPak
    V....D cllc                 Canopus Lossless Codec
    V....D eacmv                Electronic Arts CMV video (codec cmv)
    V....D cpia                 CPiA video format
    V....D camstudio            CamStudio (codec cscd)
    V....D cyuv                 Creative YUV (CYUV)
    V.S..D dds                  DirectDraw Surface image decoder
    V....D dfa                  Chronomaster DFA
    V.S..D dirac                BBC Dirac VC-2
    VFS..D dnxhd                VC3/DNxHD
    V....D dpx                  DPX (Digital Picture Exchange) image
    V....D dsicinvideo          Delphine Software International CIN video
    V.S..D dvvideo              DV (Digital Video)
    V....D dxa                  Feeble Files/ScummVM DXA
    V....D dxtory               Dxtory
    VFS..D dxv                  Resolume DXV
    V....D escape124            Escape 124
    V....D escape130            Escape 130
    VFS..D exr                  OpenEXR image
    VFS..D ffv1                 FFmpeg video codec #1
    VF..BD ffvhuff              Huffyuv FFmpeg variant
    V.S..D fic                  Mirillis FIC
    V....D flashsv              Flash Screen Video v1
    V....D flashsv2             Flash Screen Video v2
    V....D flic                 Autodesk Animator Flic video
    V...BD flv                  FLV / Sorenson Spark / Sorenson H.263 (Flash Video) (codec flv1)
    VF...D fraps                Fraps
    V....D frwu                 Forward Uncompressed
    V....D g2m                  Go2Meeting
    V....D gif                  GIF (Graphics Interchange Format)
    V....D h261                 H.261
    V...BD h263                 H.263 / H.263-1996, H.263+ / H.263-1998 / H.263 version 2
    V...BD h263i                Intel H.263
    V...BD h263p                H.263 / H.263-1996, H.263+ / H.263-1998 / H.263 version 2
    VFS..D h264                 H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10
    VFS..D hap                  Vidvox Hap decoder
    VFS..D hevc                 HEVC (High Efficiency Video Coding)
    V....D hnm4video            HNM 4 video
    V....D hq_hqa               Canopus HQ/HQA
    V.S..D hqx                  Canopus HQX
    VF..BD huffyuv              Huffyuv / HuffYUV
    V....D idcinvideo           id Quake II CIN video (codec idcin)
    V....D idf                  iCEDraw text
    V....D iff                  IFF ACBM/ANIM/DEEP/ILBM/PBM/RGB8/RGBN (codec iff_ilbm)
    V....D indeo2               Intel Indeo 2
    V....D indeo3               Intel Indeo 3
    V....D indeo4               Intel Indeo Video Interactive 4
    V....D indeo5               Intel Indeo Video Interactive 5
    V....D interplayvideo       Interplay MVE video
    VFS..D jpeg2000             JPEG 2000
    V....D jpegls               JPEG-LS
    V....D jv                   Bitmap Brothers JV video
    V....D kgv1                 Kega Game Video
    V....D kmvc                 Karl Morton's video codec
    VF...D lagarith             Lagarith lossless
    V....D loco                 LOCO
    V....D m101                 Matrox Uncompressed SD
    V....D eamad                Electronic Arts Madcow Video (codec mad)
    VFS..D magicyuv             MagicYUV video
    VF...D mdec                 Sony PlayStation MDEC (Motion DECoder)
    VF...D mimic                Mimic
    V....D mjpeg                MJPEG (Motion JPEG)
    V....D mjpegb               Apple MJPEG-B
    V....D mmvideo              American Laser Games MM Video
    V....D motionpixels         Motion Pixels video
    V.S.BD mpeg1video           MPEG-1 video
    V.S.BD mpeg2video           MPEG-2 video
    V.S.BD mpegvideo            MPEG-1 video (codec mpeg2video)
    VF..BD mpeg4                MPEG-4 part 2
    V....D msa1                 MS ATC Screen
    V...BD msmpeg4v1            MPEG-4 part 2 Microsoft variant version 1
    V...BD msmpeg4v2            MPEG-4 part 2 Microsoft variant version 2
    V...BD msmpeg4              MPEG-4 part 2 Microsoft variant version 3 (codec msmpeg4v3)
    V....D msrle                Microsoft RLE
    V....D mss1                 MS Screen 1
    V....D mss2                 MS Windows Media Video V9 Screen
    V....D msvideo1             Microsoft Video 1
    V....D mszh                 LCL (LossLess Codec Library) MSZH
    V....D mts2                 MS Expression Encoder Screen
    V....D mvc1                 Silicon Graphics Motion Video Compressor 1
    V....D mvc2                 Silicon Graphics Motion Video Compressor 2
    V....D mxpeg                Mobotix MxPEG video
    V....D nuv                  NuppelVideo/RTJPEG
    V....D paf_video            Amazing Studio Packed Animation File Video
    V....D pam                  PAM (Portable AnyMap) image
    V....D pbm                  PBM (Portable BitMap) image
    V....D pcx                  PC Paintbrush PCX image
    V....D pgm                  PGM (Portable GrayMap) image
    V....D pgmyuv               PGMYUV (Portable GrayMap YUV) image
    V....D pictor               Pictor/PC Paint
    VF...D png                  PNG (Portable Network Graphics) image
    V....D ppm                  PPM (Portable PixelMap) image
    V.S..D prores               ProRes
    V.S..D prores_lgpl          Apple ProRes (iCodec Pro) (codec prores)
    V....D ptx                  V.Flash PTX image
    V....D qdraw                Apple QuickDraw
    V....D qpeg                 Q-team QPEG
    V....D qtrle                QuickTime Animation (RLE) video
    V....D r10k                 AJA Kona 10-bit RGB Codec
    V....D r210                 Uncompressed RGB 10-bit
    V..... rawvideo             raw video
    V....D rl2                  RL2 video
    V....D roqvideo             id RoQ video (codec roq)
    V....D rpza                 QuickTime video (RPZA)
    V....D rscc                 innoHeim/Rsupport Screen Capture Codec
    V....D rv10                 RealVideo 1.0
    V....D rv20                 RealVideo 2.0
    VF...D rv30                 RealVideo 3.0
    VF...D rv40                 RealVideo 4.0
    V....D sanm                 LucasArts SANM/Smush video
    V....D screenpresso         Screenpresso
    V....D sgi                  SGI image
    V....D sgirle               Silicon Graphics RLE 8-bit video
    VF...D sheervideo           BitJazz SheerVideo
    V....D smackvid             Smacker video (codec smackvideo)
    V....D smc                  QuickTime Graphics (SMC)
    V..... smvjpeg              SMV JPEG
    V....D snow                 Snow
    V....D sp5x                 Sunplus JPEG (SP5X)
    V....D sunrast              Sun Rasterfile image
    V....D svq1                 Sorenson Vector Quantizer 1 / Sorenson Video 1 / SVQ1
    V...BD svq3                 Sorenson Vector Quantizer 3 / Sorenson Video 3 / SVQ3
    V....D targa                Truevision Targa image
    V....D targa_y216           Pinnacle TARGA CineWave YUV16
    V....D tdsc                 TDSC
    V....D eatgq                Electronic Arts TGQ video (codec tgq)
    V....D eatgv                Electronic Arts TGV video (codec tgv)
    VF..BD theora               Theora
    V....D thp                  Nintendo Gamecube THP video
    V....D tiertexseqvideo      Tiertex Limited SEQ video
    VF...D tiff                 TIFF image
    V....D tmv                  8088flex TMV
    V....D eatqi                Electronic Arts TQI Video (codec tqi)
    V....D truemotion1          Duck TrueMotion 1.0
    V....D truemotion2          Duck TrueMotion 2.0
    V....D truemotion2rt        Duck TrueMotion 2.0 Real Time
    V....D camtasia             TechSmith Screen Capture Codec (codec tscc)
    V....D tscc2                TechSmith Screen Codec 2
    V....D txd                  Renderware TXD (TeXture Dictionary) image
    V....D ultimotion           IBM UltiMotion (codec ulti)
    VF...D utvideo              Ut Video
    V....D v210                 Uncompressed 4:2:2 10-bit
    V....D v210x                Uncompressed 4:2:2 10-bit
    V....D v308                 Uncompressed packed 4:4:4
    V....D v408                 Uncompressed packed QT 4:4:4:4
    V....D v410                 Uncompressed 4:4:4 10-bit
    V....D vb                   Beam Software VB
    VF...D vble                 VBLE Lossless Codec
    V....D vc1                  SMPTE VC-1
    V....D vc1image             Windows Media Video 9 Image v2
    V....D vcr1                 ATI VCR1
    V....D xl                   Miro VideoXL (codec vixl)
    V....D vmdvideo             Sierra VMD video
    V....D vmnc                 VMware Screen Codec / VMware Video
    VF..BD vp3                  On2 VP3
    V....D vp5                  On2 VP5
    V....D vp6                  On2 VP6
    V.S..D vp6a                 On2 VP6 (Flash version, with alpha channel)
    V....D vp6f                 On2 VP6 (Flash version)
    V....D vp7                  On2 VP7
    VFS..D vp8                  On2 VP8
    VF...D vp9                  Google VP9
    VF...D webp                 WebP image
    V...BD wmv1                 Windows Media Video 7
    V...BD wmv2                 Windows Media Video 8
    V....D wmv3                 Windows Media Video 9
    V....D wmv3image            Windows Media Video 9 Image
    V....D wnv1                 Winnov WNV1
    V....D vqavideo             Westwood Studios VQA (Vector Quantized Animation) video (codec ws_vqa)
    V....D xan_wc3              Wing Commander III / Xan
    V....D xan_wc4              Wing Commander IV / Xxan
    V....D xbin                 eXtended BINary text
    V....D xbm                  XBM (X BitMap) image
    V..... xface                X-face image
    V....D xwd                  XWD (X Window Dump) image
    V....D y41p                 Uncompressed YUV 4:1:1 12-bit
    V....D ylc                  YUY2 Lossless Codec
    V..... yop                  Psygnosis YOP Video
    V....D yuv4                 Uncompressed packed 4:2:0
    V....D zerocodec            ZeroCodec Lossless Video
    V....D zlib                 LCL (LossLess Codec Library) ZLIB
    V....D zmbv                 Zip Motion Blocks Video
    A....D 8svx_exp             8SVX exponential
    A....D 8svx_fib             8SVX fibonacci
    A....D aac                  AAC (Advanced Audio Coding)
    A....D aac_fixed            AAC (Advanced Audio Coding) (codec aac)
    A....D libfdk_aac           Fraunhofer FDK AAC (codec aac)
    A....D aac_latm             AAC LATM (Advanced Audio Coding LATM syntax)
    A....D ac3                  ATSC A/52A (AC-3)
    A....D ac3_fixed            ATSC A/52A (AC-3) (codec ac3)
    A....D adpcm_4xm            ADPCM 4X Movie
    A....D adpcm_adx            SEGA CRI ADX ADPCM
    A....D adpcm_afc            ADPCM Nintendo Gamecube AFC
    A....D adpcm_aica           ADPCM Yamaha AICA
    A....D adpcm_ct             ADPCM Creative Technology
    A....D adpcm_dtk            ADPCM Nintendo Gamecube DTK
    A....D adpcm_ea             ADPCM Electronic Arts
    A....D adpcm_ea_maxis_xa    ADPCM Electronic Arts Maxis CDROM XA
    A....D adpcm_ea_r1          ADPCM Electronic Arts R1
    A....D adpcm_ea_r2          ADPCM Electronic Arts R2
    A....D adpcm_ea_r3          ADPCM Electronic Arts R3
    A....D adpcm_ea_xas         ADPCM Electronic Arts XAS
    A....D g722                 G.722 ADPCM (codec adpcm_g722)
    A....D g726                 G.726 ADPCM (codec adpcm_g726)
    A....D g726le               G.726 ADPCM little-endian (codec adpcm_g726le)
    A....D adpcm_ima_amv        ADPCM IMA AMV
    A....D adpcm_ima_apc        ADPCM IMA CRYO APC
    A....D adpcm_ima_dat4       ADPCM IMA Eurocom DAT4
    A....D adpcm_ima_dk3        ADPCM IMA Duck DK3
    A....D adpcm_ima_dk4        ADPCM IMA Duck DK4
    A....D adpcm_ima_ea_eacs    ADPCM IMA Electronic Arts EACS
    A....D adpcm_ima_ea_sead    ADPCM IMA Electronic Arts SEAD
    A....D adpcm_ima_iss        ADPCM IMA Funcom ISS
    A....D adpcm_ima_oki        ADPCM IMA Dialogic OKI
    A....D adpcm_ima_qt         ADPCM IMA QuickTime
    A....D adpcm_ima_rad        ADPCM IMA Radical
    A....D adpcm_ima_smjpeg     ADPCM IMA Loki SDL MJPEG
    A....D adpcm_ima_wav        ADPCM IMA WAV
    A....D adpcm_ima_ws         ADPCM IMA Westwood
    A....D adpcm_ms             ADPCM Microsoft
    A....D adpcm_mtaf           ADPCM MTAF
    A....D adpcm_psx            ADPCM Playstation
    A....D adpcm_sbpro_2        ADPCM Sound Blaster Pro 2-bit
    A....D adpcm_sbpro_3        ADPCM Sound Blaster Pro 2.6-bit
    A....D adpcm_sbpro_4        ADPCM Sound Blaster Pro 4-bit
    A....D adpcm_swf            ADPCM Shockwave Flash
    A....D adpcm_thp            ADPCM Nintendo THP
    A....D adpcm_thp_le         ADPCM Nintendo THP (little-endian)
    A....D adpcm_vima           LucasArts VIMA audio
    A....D adpcm_xa             ADPCM CDROM XA
    A....D adpcm_yamaha         ADPCM Yamaha
    AF...D alac                 ALAC (Apple Lossless Audio Codec)
    A....D amrnb                AMR-NB (Adaptive Multi-Rate NarrowBand) (codec amr_nb)
    A....D amrwb                AMR-WB (Adaptive Multi-Rate WideBand) (codec amr_wb)
    A....D ape                  Monkey's Audio
    A....D atrac1               ATRAC1 (Adaptive TRansform Acoustic Coding)
    A....D atrac3               ATRAC3 (Adaptive TRansform Acoustic Coding 3)
    A....D atrac3plus           ATRAC3+ (Adaptive TRansform Acoustic Coding 3+) (codec atrac3p)
    A....D on2avc               On2 Audio for Video Codec (codec avc)
    A....D binkaudio_dct        Bink Audio (DCT)
    A....D binkaudio_rdft       Bink Audio (RDFT)
    A....D bmv_audio            Discworld II BMV audio
    A....D comfortnoise         RFC 3389 comfort noise generator
    A....D cook                 Cook / Cooker / Gecko (RealAudio G2)
    A..... dsd_lsbf             DSD (Direct Stream Digital), least significant bit first
    A..... dsd_lsbf_planar      DSD (Direct Stream Digital), least significant bit first, planar
    A..... dsd_msbf             DSD (Direct Stream Digital), most significant bit first
    A..... dsd_msbf_planar      DSD (Direct Stream Digital), most significant bit first, planar
    A....D dsicinaudio          Delphine Software International CIN audio
    A....D dss_sp               Digital Speech Standard - Standard Play mode (DSS SP)
    A....D dst                  DST (Digital Stream Transfer)
    A....D dca                  DCA (DTS Coherent Acoustics) (codec dts)
    A....D dvaudio              Ulead DV Audio
    A....D eac3                 ATSC A/52B (AC-3, E-AC-3)
    A....D evrc                 EVRC (Enhanced Variable Rate Codec)
    AF...D flac                 FLAC (Free Lossless Audio Codec)
    A....D g723_1               G.723.1
    A....D g729                 G.729
    A....D gsm                  GSM
    A....D gsm_ms               GSM Microsoft variant
    A....D iac                  IAC (Indeo Audio Coder)
    A....D imc                  IMC (Intel Music Coder)
    A....D interplay_dpcm       DPCM Interplay
    A....D interplayacm         Interplay ACM
    A....D mace3                MACE (Macintosh Audio Compression/Expansion) 3:1
    A....D mace6                MACE (Macintosh Audio Compression/Expansion) 6:1
    A....D metasound            Voxware MetaSound
    A....D mlp                  MLP (Meridian Lossless Packing)
    A....D mp1                  MP1 (MPEG audio layer 1)
    A....D mp1float             MP1 (MPEG audio layer 1) (codec mp1)
    A....D mp2                  MP2 (MPEG audio layer 2)
    A....D mp2float             MP2 (MPEG audio layer 2) (codec mp2)
    A....D mp3                  MP3 (MPEG audio layer 3)
    A....D mp3float             MP3 (MPEG audio layer 3) (codec mp3)
    A....D mp3adu               ADU (Application Data Unit) MP3 (MPEG audio layer 3)
    A....D mp3adufloat          ADU (Application Data Unit) MP3 (MPEG audio layer 3) (codec mp3adu)
    A....D mp3on4               MP3onMP4
    A....D mp3on4float          MP3onMP4 (codec mp3on4)
    A....D als                  MPEG-4 Audio Lossless Coding (ALS) (codec mp4als)
    A....D mpc7                 Musepack SV7 (codec musepack7)
    A....D mpc8                 Musepack SV8 (codec musepack8)
    A....D nellymoser           Nellymoser Asao
    A....D opus                 Opus
    A....D paf_audio            Amazing Studio Packed Animation File Audio
    A....D pcm_alaw             PCM A-law / G.711 A-law
    A....D pcm_bluray           PCM signed 16|20|24-bit big-endian for Blu-ray media
    A....D pcm_dvd              PCM signed 16|20|24-bit big-endian for DVD media
    A....D pcm_f32be            PCM 32-bit floating point big-endian
    A....D pcm_f32le            PCM 32-bit floating point little-endian
    A....D pcm_f64be            PCM 64-bit floating point big-endian
    A....D pcm_f64le            PCM 64-bit floating point little-endian
    A....D pcm_lxf              PCM signed 20-bit little-endian planar
    A....D pcm_mulaw            PCM mu-law / G.711 mu-law
    A....D pcm_s16be            PCM signed 16-bit big-endian
    A....D pcm_s16be_planar     PCM signed 16-bit big-endian planar
    A....D pcm_s16le            PCM signed 16-bit little-endian
    A....D pcm_s16le_planar     PCM signed 16-bit little-endian planar
    A....D pcm_s24be            PCM signed 24-bit big-endian
    A....D pcm_s24daud          PCM D-Cinema audio signed 24-bit
    A....D pcm_s24le            PCM signed 24-bit little-endian
    A....D pcm_s24le_planar     PCM signed 24-bit little-endian planar
    A....D pcm_s32be            PCM signed 32-bit big-endian
    A....D pcm_s32le            PCM signed 32-bit little-endian
    A....D pcm_s32le_planar     PCM signed 32-bit little-endian planar
    A....D pcm_s64be            PCM signed 64-bit big-endian
    A....D pcm_s64le            PCM signed 64-bit little-endian
    A....D pcm_s8               PCM signed 8-bit
    A....D pcm_s8_planar        PCM signed 8-bit planar
    A....D pcm_u16be            PCM unsigned 16-bit big-endian
    A....D pcm_u16le            PCM unsigned 16-bit little-endian
    A....D pcm_u24be            PCM unsigned 24-bit big-endian
    A....D pcm_u24le            PCM unsigned 24-bit little-endian
    A....D pcm_u32be            PCM unsigned 32-bit big-endian
    A....D pcm_u32le            PCM unsigned 32-bit little-endian
    A....D pcm_u8               PCM unsigned 8-bit
    A....D pcm_zork             PCM Zork
    A....D qcelp                QCELP / PureVoice
    A....D qdm2                 QDesign Music Codec 2
    A....D real_144             RealAudio 1.0 (14.4K) (codec ra_144)
    A....D real_288             RealAudio 2.0 (28.8K) (codec ra_288)
    A....D ralf                 RealAudio Lossless
    A....D roq_dpcm             DPCM id RoQ
    A....D s302m                SMPTE 302M
    A....D sdx2_dpcm            DPCM Squareroot-Delta-Exact
    A....D shorten              Shorten
    A....D sipr                 RealAudio SIPR / ACELP.NET
    A....D smackaud             Smacker audio (codec smackaudio)
    A....D sol_dpcm             DPCM Sol
    A..X.D sonic                Sonic
    AF...D tak                  TAK (Tom's lossless Audio Kompressor)
    A....D truehd               TrueHD
    A....D truespeech           DSP Group TrueSpeech
    AF...D tta                  TTA (True Audio)
    A....D twinvq               VQF TwinVQ
    A....D vmdaudio             Sierra VMD audio
    A....D vorbis               Vorbis
    A....D wavesynth            Wave synthesis pseudo-codec
    AF...D wavpack              WavPack
    A....D ws_snd1              Westwood Audio (SND1) (codec westwood_snd1)
    A....D wmalossless          Windows Media Audio Lossless
    A....D wmapro               Windows Media Audio 9 Professional
    A....D wmav1                Windows Media Audio 1
    A....D wmav2                Windows Media Audio 2
    A....D wmavoice             Windows Media Audio Voice
    A....D xan_dpcm             DPCM Xan
    A....D xma1                 Xbox Media Audio 1
    A....D xma2                 Xbox Media Audio 2
    S..... ssa                  ASS (Advanced SubStation Alpha) subtitle (codec ass)
    S..... ass                  ASS (Advanced SubStation Alpha) subtitle
    S..... dvbsub               DVB subtitles (codec dvb_subtitle)
    S..... dvdsub               DVD subtitles (codec dvd_subtitle)
    S..... cc_dec               Closed Caption (EIA-608 / CEA-708) Decoder (codec eia_608)
    S..... pgssub               HDMV Presentation Graphic Stream subtitles (codec hdmv_pgs_subtitle)
    S..... jacosub              JACOsub subtitle
    S..... microdvd             MicroDVD subtitle
    S..... mov_text             3GPP Timed Text subtitle
    S..... mpl2                 MPL2 subtitle
    S..... pjs                  PJS subtitle
    S..... realtext             RealText subtitle
    S..... sami                 SAMI subtitle
    S..... stl                  Spruce subtitle format
    S..... srt                  SubRip subtitle (codec subrip)
    S..... subrip               SubRip subtitle
    S..... subviewer            SubViewer subtitle
    S..... subviewer1           SubViewer1 subtitle
    S..... text                 Raw text subtitle
    S..... vplayer              VPlayer subtitle
    S..... webvtt               WebVTT subtitle
    S..... xsub                 XSUB

    Any idea what I did wrong when building FFMPEG ?

    Here’s a link to the video file that caused the problem : step-2.mov

  • 8 Best Tools to Analyse Website Traffic

    12 septembre 2023, par Erin — Analytics Tips, Marketing

    Do you want to analyse your website traffic ?

    Maybe you want to know how well you’re converting your traffic. Or maybe you’re looking to track the performance and ROI of your marketing campaigns. Regardless, you won’t get far without relying on a dependable web traffic analysis platform.

    In this article, we’ve compiled a list of the top web analytics tools available (including the pricing for each one).

    Let’s dive in.

    What is website traffic analysis ?

    Curious about what it means to analyse website traffic ?

    What is website traffic analysis?

    Simply put, it involves collecting and examining data about your website visitors and the actions they take. Marketers, analysts and website owners can then take this data and use it to optimise their strategy to improve site traffic, conversion rates and ROI.

    A website analytics tool is software that tracks and measures various visitor activities and behaviours on your website. Common metrics include pageviews, traffic source, bounce rate and average time on page. Using a web analytics solution can give you insights into what’s working (and what’s not working) so you can optimise your website, campaigns or marketing strategy.

    Advantages of using a website traffic analysis tool

    1. Performance measurement and optimisation

    Tracking the success of your marketing efforts is a challenging task. The primary benefit of using a web analytics tool is implementing effective performance measurement. If you don’t know how to measure your efforts, you won’t know what’s working and what’s not with your campaigns and content. 

    A web analysis tool can give you the insights you need to understand whether your marketing initiatives have been successful or if they need to be improved.

    For instance, your new web design facelift may seem beautiful, but if visitors aren’t staying on your site as long and it is resulting in lower conversions, then it’s time to go back to the drawing board.

    2. Audience insights to improve the user experience

    Web traffic analysis platforms don’t just show you what your visitors are doing. It shows you who your audience is. A powerful website analytics tool will give you in-depth audience data, including demographics like geographical location (e.g., city, state or country), to help you better understand your audience.

    Additionally, you can learn more about your audience by seeing how they interact with different content on your site. You’ll start to see that certain content performs better than others, giving you a greater understanding of your audience’s needs and wants. This means you’ll be able to tailor your website content and marketing efforts to your audience to improve the overall user experience.

    3. Improve SEO

    In the first two advantages, we touched on how insights can help you craft better content for the visitors already coming to your site to improve the user experience and improve conversions. But did you know that using a website analytics tool can also help improve how much traffic you’re getting to your site ?

    Since a web analytics tool can help you craft better content, one side effect is an increase in traffic from organic search through SEO. Additionally, your platform will likely show you other traffic sources that your visitors are coming from (i.e., another website is referring traffic to you) so you can tap into those high-performing sources and optimise your incoming traffic over time.

    Top 8 Tools to Analyse Website Traffic

    Here’s a breakdown of the top eight web analytics platforms to help you analyse each tool’s unique features, price, advantages and disadvantages so you can make the best decision.

    1. Matomo

    Matomo is an open-source website analytics tool that’s focused on protecting user privacy and data while offering robust insights into your web traffic. It’s one of the most powerful tools to track the entire customer journey on your site.

    Matomo main dashboard

    Why Matomo : As the leader in open-source, privacy-friendly and ethical web analytics, Matomo is trusted by more than 1 million websites, including NASA, the United Nations and the European Commission.

    Matomo plays well with Google Analytics to track your websites by filling in the gaps where Google Analytics has limitations (i.e., cookie consent banner requirement). Matomo combines traditional and behavioural web analytics for deeper insights while ensuring compliance with the strictest privacy regulations like GDPR, LGPD and HIPAA.

    Matomo Standout Features and Integrations :

    Standout features include comprehensive visitor tracking, multi-attribution, goal tracking, event tracking, custom dimensions, custom reports, automated email reports, session recordings, tag manager, roll-up reporting to pull data from multiple sites, Google Analytics importer, heatmaps and more.

    Integrations include WordPress, Google Ads, Wix, Drupal, Joomla, Cloudflare, Magento, Vue, SharePoint, WooCommerce and more.

    Pricing starts free for Matomo On-Premise (but requires technical skills and servers to set up) and $23/month for Matomo Cloud, which includes a 21-day free trial (no credit card required).

    Pros

    • Best for respecting visitor privacy
    • You own your data — ensuring that it’s not shared with third parties for purposes like advertising
    • Compliant with the strictest privacy laws
    • Greater flexibility with open-source advantages, as well as the option to either self-host or cloud host
    • Can run cookieless — providing 100% accurate data and a better user experience without the need for an annoying cookie consent banner 
    • Exceptional customisability — from white labeling, alerts and custom dimensions to dashboards and reports, tailor your insights for faster decisions, deeper insights and superior outcomes

    Cons

    • On-Premise is free, but there are additional costs for advanced features
    • On-Premise requires servers and technical expertise to manage

    2. Google Analytics

    Google Analytics is the most well-known and used web analytics platform in the world, with nearly 30 million active websites.

    Google Analytics 4 dashboard

    Why Google Analytics : It’s one of the leading web traffic analysis tools backed by the Alphabet group of companies. For anyone getting started, it’s a great free option to understand your web traffic and your audience.

    Google Analytics Standout Features and Integrations :

    Standout features include in-depth visitor tracking, event tracking with Google Analytics 4 (GA4), easy integration with Google marketing tools (i.e., Google Search Console and Google Ads), custom reports and easy data importing from third-party sources.

    Integrations include Google Ads, Google Webmaster Tools, AdSense, WordPress, Wix, Shopify, Zendesk, Facebook, Marketo, WordPress, Hotjar, SEMrush, Salesforce, Hootsuite and more.

    Pricing is free.

    Pros

    • Detailed audience insights
    • Customisable reports
    • Seamless integration with other Google products
    • Easy to set up

    Cons

    • Not privacy-friendly — you don’t own your data (data is shared with third parties for advertising purposes)
    • Complex interface
    • Requires cookie consent banner for GDPR compliance, which negatively impacts data accuracy and user experience

    3. Fathom Analytics

    Founded in 2018, Fathom Analytics is a privacy-friendly and lightweight web analytics tool. The platform offers a simple, minimalistic dashboard.

    Fathom Analytics Dashboard

    Why Fathom Analytics : Fathom Analytics is a minimalistic tool to help website owners gain insights into customer behaviour without compromising on privacy. It’s an easy-to-use tool that offers a simplified breakdown of the most popular data points. For newcomers to web analytics seeking essential metrics like visitor counts and traffic sources, Fathom Analytics provides a straightforward, cost-effective solution.

    Fathom Analytics Standout Features and Integrations :

    Standout features include easy, automated GA4 importing with lifetime data retention, a single-page dashboard for a quick overview of metrics, traffic summaries for chosen timeframes, visually striking graphs for better data digestion and privacy protection covering major compliance regulations.

    Integrations include Google Analytics, Squarespace, Drupal, WordPress, Discourse, Bloggi, ConvertKit, Webflow, Transistor, Remix, Gatsby and Carrd.

    Pricing starts at $14/month for up to 100k pageviews (with a 30-day free trial).

    Pros

    • Doesn’t use cookies
    • Out-of-the-box GDPR, ePrivacy, PECR and CCPA compliance
    • Great for visual data insights
    • Lightweight tracking script for fast loading

    Cons

    • Can’t easily see traffic trends on specific pages
    • Metrics may be too simple for those wanting advanced analytics

    4. Mixpanel

    Mixpanel is a web analytics platform that helps you track visitors as well as improve customer retention. The software has 8,000 customers worldwide, including Netflix, Yelp, BuzzFeed and CNN.

    Mixpanel custom dashboard

    Why Mixpanel : Mixpanel is great for websites with e-commerce functionality. The tool helps you understand both your site visitors and your customers so you can optimise your customer experience and improve conversions.

    Mixpanel Standout Features and Integrations :

    Standout features include deep insights into how your products are being used, including your most popular features, user cohorts that let you segment users based on specific actions, and visual analysis showing where users drop off.

    Integrations include Google Cloud, Figma, Mailchimp, Zoho CRM, Databox, Marketo, Hotjar, Slack, Zapier, Amazon Web Services, Google Ads and HubSpot.

    Pricing starts free for up to 20 million events per month and $20/month for Growth.

    Pros

    • Interface is easy for beginners
    • Exhaustive reporting options
    • Custom event tracking options
    • Predict user actions based on data science models
    • Send targeted messages to specific users to encourage action

    Cons

    • User-based pricing isn’t the most ideal for everyone
    • Alert management can be confusing

    5. Kissmetrics

    Kissmetrics is a marketing and product analytics tool that helps e-commerce and SaaS companies grow through qualitative data insights. The web analytics tool is trusted by 10,000 users, including Microsoft, Unbounce, AWeber, Dropbox DocSend and SendGrid.

    Kissmetrics dashboard

    Why Kissmetrics : As an e-commerce-driven analytics platform, the platform is best suited for Enterprise businesses, but it also offers flexible pricing plans that make it easy for someone to get their feet wet with website analytics. 

    Kissmetrics Standout Features and Integrations :

    Standout features include a customisable dashboard to see key metrics at a glance, comprehensive visitor tracking, cohort analysis including power user tracking to understand your most active visitors and customers and insights into customer lifetime value and churn rate.

    Integrations include Chargify, HubSpot, Slack, Live Chat, Marketo, Optimizely, Mailchimp, Recurly, Wufoo Forms, Facebook Ads, WordPress, Shopify and WooCommerce.

    Pricing starts at $0.0025/event for the Pay As You Go Plan, $25.99/month for Build Your Plan and $199/month for Small Teams, which includes a 7-day free trial.

    Pros

    • Flexible pricing options
    • Easy to install
    • Several analytics viewing options
    • Visual checkout funnel insights
    • Track sessions by desktop or mobile

    Cons

    • Despite more pricing options, it’s still quite expensive overall
    • Difficult to use for beginners

    6. Adobe Analytics

    Adobe Analytics is a web and marketing analytics platform within the Adobe Experience Platform. Used by over 170,000 businesses, it’s one of the most popular analytics solutions available.

    dobe Analytics dashboard

    Why Adobe Analytics : Adobe Analytics was created for large organisations. It’s essentially the enterprise version of Google Analytics. The tool does a great job of offering a customised analytics solution that’s capable of delivering personalised user experiences at scale.

    Adobe Analytics Standout Features and Integrations :

    Standout features include attribution, AI-driven predictive analytics, robust customer segmentation and automation based on customer behaviour.

    Integrations include all Adobe products, Salesforce, Hootsuite, Contentsquare, Sisense, Mouseflow, Google Ads, Google Search Console, HubSpot and Microsoft Teams.

    Pricing is custom and available upon request, but users can expect to pay at least $2,000 per month, and there is no free trial.

    Pros

    • Built for enterprise businesses
    • Seamless workflow integration for Adobe Experience Cloud users
    • Incredible customisation options
    • Integration process is flexible
    • Capable of accurately tracking large volumes of traffic

    Cons

    • Very expensive
    • Not suitable for small businesses
    • The setup is challenging for beginners

    7. SimilarWeb

    SimilarWeb is a robust analytics platform used to track your website data and compare it to other websites. Backed by a team of experienced data scientists and mathematicians for in-depth website traffic and search engine analysis. Founded in 2007, the platform is trusted by major brands like Adidas, DHL, PepsiCo and Walmart.

    SimilarWeb dashboard

    Why SimilarWeb : The tool relies on multiple scientific methodologies and approaches to data analysis to help provide a better understanding of visitors and customers. The platform is great for crafting prediction models for customer acquisitions by using machine learning to offer SEO insights and competitive analysis.

    SimilarWeb Standout Features and Integrations :

    Standout features include competition traffic and engagement analysis, in-depth visitor tracking, keyword analysis to optimise your SEO and search ads, affiliate traffic analysis, search traffic analysis and funnel insights.

    Integrations include Salesforce, HubSpot, Google Analytics, Google Search Console, Shift, AT Internet, Adverity, SimilarTech, Biscience and more. 

    Pricing starts at $125/month for the Starter plan, which includes a 7-day free trial.

    Pros

    • Has a user-friendly dashboard for simple insights
    • Highly customisable platform to meet your specific needs
    • Easy competition analysis
    • Funnel insights to improve your conversion rates
    • Great customer support

    Cons

    • Expensive pricing
    • Doesn’t include a code snippet to pull data directly from websites
    • Doesn’t show sub-domains of your site

    8. Hotjar

    Hotjar is a behavioural website analytics tool with a focus on providing insights into individual user sessions with features like heatmaps and session recordings. Founded in 2014, Hotjar is used by 900,000 sites around the world.

    Hotjar heat mapping

    Why Hotjar : Unlike traditional web analytics tools like Google Analytics, Hotjar is a behavioural analytics tool that provides in-depth behaviour insights session by session. The tool offers a variety of features that give you a sneak peek into your users’ behaviours by watching how they interact with your site action by action.

    Hotjar Standout Features and Integrations :

    Standout features include comprehensive heat mapping, visitor session recordings to see what visitors did moment by moment, feedback polls to gain insights from site visitors and conversion funnels to help you analyse leaks in your funnel at each conversion stage.

    Integrations include HubSpot, Slack, Jira, WordPress, Shopify, Google Analytics, Mixpanel, Microsoft Teams, Zapier and ClickFunnels.

    Pricing starts at free for the Basic plan and $80/month for Business, which includes a 15-day free trial.

    Pros

    • You can see exactly where visitors click, move and scroll
    • Watch session replays to see what visitors did step-by-step
    • See what percentage of visitors take certain actions
    • Data segmentation features to help you understand KPIs in-depth
    • There are no user limits with the platform, making it easy to scale

    Cons

    • While it offers behavioural analytics, Hotjar doesn’t provide insights into traditional web analytics like Matomo does, including traffic sources and bounce rate
    • History data monitoring is complex

    Elevate your website performance today

    Understanding your visitors’ behaviour and needs is essential when you’re looking to improve your website performance.

    By leveraging a website analytics platform, you’ll be able to gain new insights into your visitors and use insights from your content and campaign performance to improve your user experience.

    If you’re looking to start using a web traffic analysis tool today, then Matomo is an excellent choice.

    Matomo is a powerful, privacy-friendly and compliant tool that gives in-depth insights into your audience, your content and your marketing efforts to help you improve your site’s performance.

    The platform also includes a variety of robust behavioural analytics features like heatmaps, session recording and more, which are included in your Cloud subscription. 

    Start your 21-day free trial of Matomo today (no credit card required).