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  • avcodec/dstdec : Use local channels variable

    13 février 2020, par Michael Niedermayer
    avcodec/dstdec : Use local channels variable
    

    Reviewed-by : Paul B Mahol <onemda@gmail.com>
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  • Playing videos on iPhone after video conversion using ffmpeg

    12 juillet 2013, par Shashi

    It is a backend API(developed in Ruby on Rails) which is used by iphone and android mobiles to upload the videos. API is converting uploaded videos to MP4 format. I am using paperclip-ffmpeg gem for video conversion at backend. Here is what I used :

    has_attached_file :video ,
                 :styles=>{
                   :medium=>{ :geometry=>"480x360",:format=>&#39;mp4&#39;,:streaming => true,
                       :convert_options => { :output =>
                                           {
                                             :acodec => &#39;aac&#39;,
                                             :ac => 2 ,
                                             :strict => &#39;experimental&#39;,
                                             &#39;b:a&#39; => &#39;160k&#39;,

                                             :vcodec => &#39;libx264&#39;,
                                             :preset => &#39;slow&#39;,
                                             &#39;profile:v&#39; => &#39;baseline&#39;,
                                             :level => &#39;30&#39;,
                                             :maxrate => &#39;10000000&#39;,
                                             :bufsize => &#39;10000000&#39;,
                                             &#39;b:v&#39; => &#39;750k&#39;,
                                             :f => &#39;mp4&#39;,
                                             :threads => &#39;0&#39;
                                           }
                                       } },
                     :thumb => { :geometry => "160x120", :format => &#39;jpg&#39;, :time => 2 },
                     :thumb_large => { :geometry => "520x390", :format => &#39;jpg&#39;, :time => 2}
                   }, :processors => [:ffmpeg, :qtfaststart],
           :path => path/to/store/video,
           :url => url/of/video

    Problems I am facing are :

    When user uploads videos from android mobile it works perfect on android but does not play on iPhone. One more strange thing happens when user upload videos from iPhone, then it play perfect just after video upload, but after some time(2 or 3 hours) it stops to play those videos.

    How can I get rid of both these issues ? Any suggestion would be appreciated. Thanks

    @Michael, here is the detailed log for the video conversion uploaded by android mobile

    ffmpeg version git-2013-05-28-ced0307 Copyright (c) 2000-2013 the FFmpeg developers
     built on May 28 2013 07:45:18 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
     configuration: --extra-libs=-ldl --enable-gpl --enable-libass --enable-libfdk-aac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libopus --enable-libvpx --enable-x11grab --enable-libx264 --enable-nonfree --enable-version3
     libavutil      52. 34.100 / 52. 34.100
     libavcodec     55. 12.100 / 55. 12.100
     libavformat    55.  7.100 / 55.  7.100
     libavdevice    55.  1.101 / 55.  1.101
     libavfilter     3. 72.100 /  3. 72.100
     libswscale      2.  3.100 /  2.  3.100
     libswresample   0. 17.102 /  0. 17.102
     libpostproc    52.  3.100 / 52.  3.100
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l&#39;:
     Metadata:
       major_brand     : isom
       minor_version   : 0
       compatible_brands: isom3gp4
       creation_time   : 2013-06-19 15:39:02
     Duration: 00:00:25.88, start: 0.000000, bitrate: 16700 kb/s
       Stream #0:0(eng): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 1920x1080, 16829 kb/s, 29.75 fps, 30 tbr, 90k tbn, 180k tbc
       Metadata:
         rotate          : 90
         creation_time   : 2013-06-19 15:39:02
         handler_name    : VideoHandle
       Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 122 kb/s
       Metadata:
         creation_time   : 2013-06-19 15:39:02
         handler_name    : SoundHandle
    [libx264 @ 0x2613c00] using cpu capabilities: MMX2 SSE2Fast SSEMisalign LZCNT
    [libx264 @ 0x2613c00] profile Constrained Baseline, level 3.0
    [libx264 @ 0x2613c00] 264 - core 133 r2 a3ac64b - H.264/MPEG-4 AVC codec - Copyleft 2003-2013 - http://www.videolan.org/x264.html - options: cabac=0 ref=5 deblock=1:0:0 analyse=0x1:0x111 me=umh subme=8 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=0 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=3 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=0 weightp=0 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=50 rc=abr mbtree=1 bitrate=750 ratetol=1.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 vbv_maxrate=10000 vbv_bufsize=10000 nal_hrd=none ip_ratio=1.40 aq=1:1.00
    Output #0, mp4, to &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p.mp4&#39;:
     Metadata:
       major_brand     : isom
       minor_version   : 0
       compatible_brands: isom3gp4
       encoder         : Lavf55.7.100
       Stream #0:0(eng): Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p, 640x360, q=-1--1, 750 kb/s, 15360 tbn, 30 tbc
       Metadata:
         rotate          : 90
         creation_time   : 2013-06-19 15:39:02
         handler_name    : VideoHandle
       Stream #0:1(eng): Audio: aac ([64][0][0][0] / 0x0040), 48000 Hz, stereo, fltp, 160 kb/s
       Metadata:
         creation_time   : 2013-06-19 15:39:02
         handler_name    : SoundHandle
    Stream mapping:
     Stream #0:0 -> #0:0 (h264 -> libx264)
     Stream #0:1 -> #0:1 (aac -> aac)
    Press [q] to stop, [?] for help
    frame=  765 fps= 19 q=-1.0 Lsize=    2621kB time=00:00:25.88 bitrate= 829.4kbits/s dup=7 drop=0    
    video:2093kB audio:504kB subtitle:0 global headers:0kB muxing overhead 0.878228%
    [libx264 @ 0x2613c00] frame I:4     Avg QP:25.48  size: 11731
    [libx264 @ 0x2613c00] frame P:761   Avg QP:26.71  size:  2754
    [libx264 @ 0x2613c00] mb I  I16..4: 33.0%  0.0% 67.0%
    [libx264 @ 0x2613c00] mb P  I16..4:  2.1%  0.0%  0.9%  P16..4: 47.2%  9.5%  3.4%  0.0%  0.0%    skip:36.9%
    [libx264 @ 0x2613c00] final ratefactor: 23.58
    [libx264 @ 0x2613c00] coded y,uvDC,uvAC intra: 31.9% 54.5% 9.5% inter: 11.9% 24.4% 0.5%
    [libx264 @ 0x2613c00] i16 v,h,dc,p: 25% 33%  7% 34%
    [libx264 @ 0x2613c00] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 17% 14%  9% 14% 10% 10% 11%  8%  7%
    [libx264 @ 0x2613c00] i8c dc,h,v,p: 50% 25% 17%  9%
    [libx264 @ 0x2613c00] ref P L0: 67.6% 15.2% 10.1%  3.9%  3.2%
    [libx264 @ 0x2613c00] kb/s:672.30
    ffmpeg version git-2013-05-28-ced0307 Copyright (c) 2000-2013 the FFmpeg developers
     built on May 28 2013 07:45:18 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
     configuration: --extra-libs=-ldl --enable-gpl --enable-libass --enable-libfdk-aac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libopus --enable-libvpx --enable-x11grab --enable-libx264 --enable-nonfree --enable-version3
     libavutil      52. 34.100 / 52. 34.100
     libavcodec     55. 12.100 / 55. 12.100
     libavformat    55.  7.100 / 55.  7.100
     libavdevice    55.  1.101 / 55.  1.101
     libavfilter     3. 72.100 /  3. 72.100 octet-stream\r\n" name="video" tempfile=#tmp/RackMultipart20130620-28711-187049m>>
     libswscale      2.  3.100 /  2.  3.100
     libswresample   0. 17.102 /  0. 17.102
     libpostproc    52.  3.100 / 52.  3.100
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06.mp4&#39;:
     Metadata:
       major_brand     : isom
       minor_version   : 512
       compatible_brands: isomiso2avc1mp41
       encoder         : Lavf55.7.100
     Duration: 00:00:25.91, start: 0.021333, bitrate: 828 kb/s
       Stream #0:0(eng): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuv420p, 640x360, 672 kb/s, 30 fps, 30 tbr, 15360 tbn, 60 tbc
       Metadata:
         rotate          : 90
         handler_name    : VideoHandler
       Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 159 kb/s
       Metadata:
         handler_name    : SoundHandler
    [libx264 @ 0x326d820] using cpu capabilities: MMX2 SSE2Fast SSEMisalign LZCNT
    [libx264 @ 0x326d820] profile Constrained Baseline, level 3.0
    [libx264 @ 0x326d820] 264 - core 133 r2 a3ac64b - H.264/MPEG-4 AVC codec - Copyleft 2003-2013 - http://www.videolan.org/x264.html - options: cabac=0 ref=5 deblock=1:0:0 analyse=0x1:0x111 me=umh subme=8 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=0 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=3 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=0 weightp=0 keyint=250 keyint_min=25 scenecut=40 intra_refresh=0 rc_lookahead=50 rc=abr mbtree=1 bitrate=750 ratetol=1.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 vbv_maxrate=10000 vbv_bufsize=10000 nal_hrd=none ip_ratio=1.40 aq=1:1.00
    Output #0, mp4, to &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi0620130620-28711-130rd1i.mp4&#39;:
     Metadata:
       major_brand     : isom
       minor_version   : 512
       compatible_brands: isomiso2avc1mp41
       encoder         : Lavf55.7.100
       Stream #0:0(eng): Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p, 480x270, q=-1--1, 750 kb/s, 15360 tbn, 30 tbc
       Metadata:
         rotate          : 90
         handler_name    : VideoHandler
       Stream #0:1(eng): Audio: aac ([64][0][0][0] / 0x0040), 48000 Hz, stereo, fltp, 160 kb/s
       Metadata:
         handler_name    : SoundHandler
    Stream mapping:
     Stream #0:0 -> #0:0 (h264 -> libx264)
     Stream #0:1 -> #0:1 (aac -> aac)
    Press [q] to stop, [?] for help
    frame=  766 fps= 38 q=-1.0 Lsize=    2666kB time=00:00:25.90 bitrate= 843.2kbits/s dup=1 drop=0    
    video:2138kB audio:505kB subtitle:0 global headers:0kB muxing overhead 0.863633%
    [libx264 @ 0x326d820] frame I:4     Avg QP:20.82  size: 11283
    [libx264 @ 0x326d820] frame P:762   Avg QP:22.03  size:  2813
    [libx264 @ 0x326d820] mb I  I16..4: 19.9%  0.0% 80.1%
    [libx264 @ 0x326d820] mb P  I16..4:  1.7%  0.0%  1.1%  P16..4: 49.3% 20.6%  7.0%  0.0%  0.0%    skip:20.3%
    [libx264 @ 0x326d820] final ratefactor: 19.24
    [libx264 @ 0x326d820] coded y,uvDC,uvAC intra: 43.4% 76.7% 29.0% inter: 23.0% 44.6% 1.7%
    [libx264 @ 0x326d820] i16 v,h,dc,p: 23% 29%  9% 39%
    [libx264 @ 0x326d820] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 12% 21%  9% 11% 10% 10% 11%  8%  8%
    [libx264 @ 0x326d820] i8c dc,h,v,p: 44% 26% 18% 12%
    [libx264 @ 0x326d820] ref P L0: 74.0% 13.1%  7.7%  3.0%  2.1%
    [libx264 @ 0x326d820] kb/s:685.81
    ffmpeg version git-2013-05-28-ced0307 Copyright (c) 2000-2013 the FFmpeg developers
     built on May 28 2013 07:45:18 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
     configuration: --extra-libs=-ldl --enable-gpl --enable-libass --enable-libfdk-aac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libopus --enable-libvpx --enable-x11grab --enable-libx264 --enable-nonfree --enable-version3
     libavutil      52. 34.100 / 52. 34.100
     libavcodec     55. 12.100 / 55. 12.100
     libavformat    55.  7.100 / 55.  7.100
     libavdevice    55.  1.101 / 55.  1.101
     libavfilter     3. 72.100 /  3. 72.100
     libswscale      2.  3.100 /  2.  3.100
     libswresample   0. 17.102 /  0. 17.102
     libpostproc    52.  3.100 / 52.  3.100
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06.mp4&#39;:
     Metadata:
       major_brand     : isom
       minor_version   : 512
       compatible_brands: isomiso2avc1mp41
       encoder         : Lavf55.7.100
     Duration: 00:00:25.91, start: 0.021333, bitrate: 828 kb/s
       Stream #0:0(eng): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuv420p, 640x360, 672 kb/s, 30 fps, 30 tbr, 15360 tbn, 60 tbc
       Metadata:
         rotate          : 90
         handler_name    : VideoHandler
       Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 159 kb/s
       Metadata:
         handler_name    : SoundHandler
    Output #0, image2, to &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi0620130620-28711-1bdslpu.jpg&#39;:
     Metadata:
       major_brand     : isom
       minor_version   : 512
       compatible_brands: isomiso2avc1mp41
       encoder         : Lavf55.7.100
       Stream #0:0(eng): Video: mjpeg, yuvj420p, 160x90, q=2-31, 200 kb/s, 90k tbn, 30 tbc
       Metadata:
         rotate          : 90
         handler_name    : VideoHandler
    Stream mapping:
     Stream #0:0 -> #0:0 (h264 -> mjpeg)
    Press [q] to stop, [?] for help
    frame=    1 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.03 bitrate=N/A dup=0 drop=57    
    video:4kB audio:0kB subtitle:0 global headers:0kB muxing overhead -100.479303%
    ffmpeg version git-2013-05-28-ced0307 Copyright (c) 2000-2013 the FFmpeg developers
     built on May 28 2013 07:45:18 with gcc 4.6 (Ubuntu/Linaro 4.6.3-1ubuntu5)
     configuration: --extra-libs=-ldl --enable-gpl --enable-libass --enable-libfdk-aac --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libspeex --enable-libtheora --enable-libvorbis --enable-libopus --enable-libvpx --enable-x11grab --enable-libx264 --enable-nonfree --enable-version3
     libavutil      52. 34.100 / 52. 34.100
     libavcodec     55. 12.100 / 55. 12.100
     libavformat    55.  7.100 / 55.  7.100
     libavdevice    55.  1.101 / 55.  1.101
     libavfilter     3. 72.100 /  3. 72.100
     libswscale      2.  3.100 /  2.  3.100
     libswresample   0. 17.102 /  0. 17.102
     libpostproc    52.  3.100 / 52.  3.100
    Input #0, mov,mp4,m4a,3gp,3g2,mj2, from &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06.mp4&#39;:
     Metadata:
       major_brand     : isom
       minor_version   : 512
       compatible_brands: isomiso2avc1mp41
       encoder         : Lavf55.7.100
     Duration: 00:00:25.91, start: 0.021333, bitrate: 828 kb/s
       Stream #0:0(eng): Video: h264 (Constrained Baseline) (avc1 / 0x31637661), yuv420p, 640x360, 672 kb/s, 30 fps, 30 tbr, 15360 tbn, 60 tbc
       Metadata:
         rotate          : 90
         handler_name    : VideoHandler
       Stream #0:1(eng): Audio: aac (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 159 kb/s
       Metadata:
         handler_name    : SoundHandler
    Output #0, image2, to &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi0620130620-28711-1vp4al6.jpg&#39;:
     Metadata:
       major_brand     : isom
       minor_version   : 512
       compatible_brands: isomiso2avc1mp41
       encoder         : Lavf55.7.100
       Stream #0:0(eng): Video: mjpeg, yuvj420p, 520x292, q=2-31, 200 kb/s, 90k tbn, 30 tbc
       Metadata:
         rotate          : 90
         handler_name    : VideoHandler
    Stream mapping:
     Stream #0:0 -> #0:0 (h264 -> mjpeg)
    Press [q] to stop, [?] for help
    frame=    1 fps=0.0 q=0.0 Lsize=N/A time=00:00:00.03 bitrate=N/A dup=0 drop=57    
    video:19kB audio:0kB subtitle:0 global headers:0kB muxing overhead -100.113677%


    Started POST "/api/v1/videos/create" for 69.42.0.13 at 2013-06-20 09:41:50 -0500
    Command :: file -b --mime &#39;/tmp/RackMultipart20130620-28711-187049m&#39;
    [paperclip] [ffmpeg] ffmpeg -i "/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l" 2>&amp;1
    [paperclip] [ffmpeg] Command Success
    [paperclip] [ffmpeg] Making...
    [paperclip] [ffmpeg] Building Destination File: &#39;RackMultipart20130620-28711-187049m20130620-28711-2x7b7l&#39; + &#39;mp4&#39;
    [paperclip] [ffmpeg] Destination File Built
    [paperclip] [ffmpeg] Adding Geometry
    [paperclip] [ffmpeg] Extracting Target Dimensions
    [paperclip] [ffmpeg] Target Size is Available
    [paperclip] [ffmpeg] Keeping Aspect Ratio
    [paperclip] [ffmpeg] Resize
    [paperclip] [ffmpeg] Convert Options: 640x360
    [paperclip] [ffmpeg] Adding Format
    [paperclip] [ffmpeg] Adding Source
    [paperclip] [ffmpeg] Building Parameters
    [paperclip] [ffmpeg] -i :source -acodec aac -ac 2 -strict experimental -b:a 160k -vcodec libx264 -preset slow -profile:v baseline -level 30 -maxrate 10000000 -bufsize 10000000 -b:v 750k -f mp4 -threads 0 -s 640x360 -y :dest
    Command :: ffmpeg -i &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l&#39; -acodec aac -ac 2 -strict experimental -b:a 160k -vcodec libx264 -preset slow -profile:v baseline -level 30 -maxrate 10000000 -bufsize 10000000 -b:v 750k -f mp4 -threads 0 -s 640x360 -y &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p.mp4&#39;
    [paperclip] [qt-faststart] :source :dest
    Command :: qt-faststart &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p.mp4&#39; &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl.mp4&#39;
    [paperclip] [ffmpeg] ffmpeg -i "/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06.mp4" 2>&amp;1
    [paperclip] [ffmpeg] Command Success
    [paperclip] [ffmpeg] Making...
    [paperclip] [ffmpeg] Building Destination File: &#39;RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06&#39; + &#39;mp4&#39;
    [paperclip] [ffmpeg] Destination File Built
    [paperclip] [ffmpeg] Adding Geometry
    [paperclip] [ffmpeg] Extracting Target Dimensions
    [paperclip] [ffmpeg] Target Size is Available
    [paperclip] [ffmpeg] Keeping Aspect Ratio
    [paperclip] [ffmpeg] Resize
    [paperclip] [ffmpeg] Convert Options: 480x270
    [paperclip] [ffmpeg] Adding Format
    [paperclip] [ffmpeg] Adding Source
    [paperclip] [ffmpeg] Building Parameters
    [paperclip] [ffmpeg] -i :source -acodec aac -ac 2 -strict experimental -b:a 160k -vcodec libx264 -preset slow -profile:v baseline -level 30 -maxrate 10000000 -bufsize 10000000 -b:v 750k -f mp4 -threads 0 -s 480x270 -y :dest
    Command :: ffmpeg -i &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06.mp4&#39; -acodec aac -ac 2 -strict experimental -b:a 160k -vcodec libx264 -preset slow -profile:v baseline -level 30 -maxrate 10000000 -bufsize 10000000 -b:v 750k -f mp4 -threads 0 -s 480x270 -y &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi0620130620-28711-130rd1i.mp4&#39;
    [paperclip] [qt-faststart] :source :dest
    Command :: qt-faststart &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi0620130620-28711-130rd1i.mp4&#39; &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi0620130620-28711-130rd1i20130620-28711-snde6v.mp4&#39;
    [paperclip] [ffmpeg] ffmpeg -i "/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06.mp4" 2>&amp;1
    [paperclip] [ffmpeg] Command Success
    [paperclip] [ffmpeg] Making...
    [paperclip] [ffmpeg] Building Destination File: &#39;RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06&#39; + &#39;jpg&#39;
    [paperclip] [ffmpeg] Destination File Built
    [paperclip] [ffmpeg] Adding Geometry
    [paperclip] [ffmpeg] Extracting Target Dimensions
    [paperclip] [ffmpeg] Target Size is Available
    [paperclip] [ffmpeg] Keeping Aspect Ratio
    [paperclip] [ffmpeg] Resize
    [paperclip] [ffmpeg] Convert Options: 160x90
    [paperclip] [ffmpeg] Adding Format
    [paperclip] [ffmpeg] Adding Source
    [paperclip] [ffmpeg] Building Parameters
    [paperclip] [ffmpeg] -ss 2 -i :source -s 160x90 -vframes 1 -f image2 -y :dest
    Command :: ffmpeg -ss 2 -i &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06.mp4&#39; -s 160x90 -vframes 1 -f image2 -y &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi0620130620-28711-1bdslpu.jpg&#39;
    [paperclip] [ffmpeg] ffmpeg -i "/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06.mp4" 2>&amp;1
    [paperclip] [ffmpeg] Command Success
    [paperclip] [ffmpeg] Making...
    [paperclip] [ffmpeg] Building Destination File: &#39;RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06&#39; + &#39;jpg&#39;
    [paperclip] [ffmpeg] Destination File Built
    [paperclip] [ffmpeg] Adding Geometry
    [paperclip] [ffmpeg] Extracting Target Dimensions
    [paperclip] [ffmpeg] Target Size is Available
    [paperclip] [ffmpeg] Keeping Aspect Ratio
    [paperclip] [ffmpeg] Resize
    [paperclip] [ffmpeg] Convert Options: 520x292
    [paperclip] [ffmpeg] Adding Format
    [paperclip] [ffmpeg] Adding Source
    [paperclip] [ffmpeg] Building Parameters
    [paperclip] [ffmpeg] -ss 2 -i :source -s 520x292 -vframes 1 -f image2 -y :dest
    Command :: ffmpeg -ss 2 -i &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi06.mp4&#39; -s 520x292 -vframes 1 -f image2 -y &#39;/tmp/RackMultipart20130620-28711-187049m20130620-28711-2x7b7l20130620-28711-uibd1p20130620-28711-1tgemjl20130620-28711-15qsi0620130620-28711-1vp4al6.jpg&#39;
    [paperclip] Saving attachments.
  • iPhone HTTP Streaming .m3u8 and .ts files - how to create using ffmpeg

    8 septembre 2013, par ChessDev

    I'm trying to get apple-validated http media streams using ffmpeg and am getting errors. Here are some error examples :

    WARNING : Playlist Content-Type is 'application/x-mpegurl', but should
    be one of 'application/vnd.apple.mpegurl', 'audio/x-mpegurl' or
    'audio/mpegurl'.

    WARNING : 258 samples (88.966 %) do not have timestamps in track 256
    (avc1). 4 : us2-1.ts
     

    WARNING : Media segment duration outside of expected duration by 47.733
     % (5.23 vs. 10.00 seconds, limit is 20 %). 40 : us2-19.ts
     

    Average segment duration: 10.16 seconds
    Average segment bitrate: 320.12 kbit/s
    Average segment structural overhead: 175.89 kbit/s (54.94 %)

    Video codec: avc1
    Video resolution: 320x320 pixels
    Video frame rate: 29.72, 29.78, 29.82, 30.00, 29.64 fps
    Average video bitrate: 100.66 kbit/s
    H.264 profile: Baseline
    H.264 level: 3.0

    Audio codec: aac
    Audio sample rate: 48000 Hz
    Average audio bitrate: 43.57 kbit/s

    Here is the end file I've been submitting : http://files.chesscomfiles.com/images_users/using/us2.m3u8

    Here is the file I used to create this : http://files.chesscomfiles.com/images_users/using/using-computers-1.mp4

    I've tried these commands, among others :

    ffmpeg -i using-computers-1.mp4 -f mpegts -acodec libfaac -ar 48000
    -ab 64k -s 320x320 -vcodec libx264 -vbsf h264_mp4toannexb -b 96k -flags +loop -cmp +chroma -partitions +parti4x4+partp8x8+partb8x8 -subq 5 -trellis 1 -refs 1 -coder 0 -me_range 16 -keyint_min 2 -sc_threshold 40 -i_qfactor 0.71 -bt 200k -maxrate 96k -bufsize 96k -rc_eq 'blurCplx^(1-qComp)' -qcomp 0.6 -qmin 10 -qmax 51 -qdiff 4 -level 30 -g 30 -async 2 us2.ts

    ffmpeg -i using-computers-1.mp4 -f mpegts -acodec libfaac -ar 48000
    -ab 64k -s 320x320 -vcodec libx264 -vbsf h264_mp4toannexb -b 96k -flags +loop -cmp +chroma -partitions +parti4x4+partp8x8+partb8x8 -subq 5 -trellis 1 -refs 1 -coder 0 -me_range 16 -keyint_min 25 -sc_threshold 40 -i_qfactor 0.71 -bt 200k -maxrate 96k -bufsize 96k -rc_eq 'blurCplx^(1-qComp)' -qcomp 0.6 -qmin 10 -qmax 51 -qdiff 4 -level 30 -g 30 -async 2 us1.ts

    ffmpeg -i using-computers-1.mp4 -vbsf h264_mp4toannexb -acodec copy -vcodec copy -f mpegts output.ts

    If someone can help me figure out what ffmpeg commands I should be running I'd really appreciate it !