Thanx. Are there any flags that will let me playback an unfinished transcode? Reason I am asking is that if my various options in the transcode command did not yield what I like, then I would like to abort the transcode.
Kind regards, JD On Sat, Feb 25, 2017 at 9:28 PM, Geek.Song <[email protected]> wrote: > On Sun, Feb 26, 2017 at 11:28 AM, JD <[email protected]> wrote: > > I retried to use this flag as it was indicated in a previous response by > a > > user. > > Sorry that I was unable to continue on the original thread, because the > > gmail web > > interface deletes original message sent to this list by the OP, when the > OP > > deletes the > > response from the list. > > > > So, even though I corrected the usage of the flag, I am still unable to > > play the output > > file before ffmpeg finishes the transcoding :( :( > > '-movflags faststart' will just move the header information from file > bottom to file top, it is only take effect after you have finished > encoding/muxing. > > So you can not use this flag in real time encoding and playback. > > > > > $ ~/bin/ffmpeg.d/ffmpeg -i video_Z11.mp4 -movflags faststart -vb 8000k > -ab > > 384k -s 1920x1080 -y video_Z11-1920x1080.mp4 > > ffmpeg version 3.2.4-static http://johnvansickle.com/ffmpeg/ Copyright > (c) > > 2000-2017 the FFmpeg developers > > built with gcc 5.4.1 (Debian 5.4.1-5) 20170205 > > configuration: --enable-gpl --enable-version3 --enable-static > > --disable-debug --disable-ffplay --disable-indev=sndio > > --disable-outdev=sndio --cc=gcc-5 --enable-fontconfig --enable-frei0r > > --enable-gnutls --enable-gray --enable-libass --enable-libfreetype > > --enable-libfribidi --enable-libmp3lame --enable-libopencore-amrnb > > --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus > > --enable-librtmp --enable-libsoxr --enable-libspeex --enable-libtheora > > --enable-libvidstab --enable-libvo-amrwbenc --enable-libvorbis > > --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 > > --enable-libxvid --enable-libzimg > > libavutil 55. 34.101 / 55. 34.101 > > libavcodec 57. 64.101 / 57. 64.101 > > libavformat 57. 56.101 / 57. 56.101 > > libavdevice 57. 1.100 / 57. 1.100 > > libavfilter 6. 65.100 / 6. 65.100 > > libswscale 4. 2.100 / 4. 2.100 > > libswresample 2. 3.100 / 2. 3.100 > > libpostproc 54. 1.100 / 54. 1.100 > > Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'video_Z11.mp4': > > Metadata: > > major_brand : isom > > minor_version : 512 > > compatible_brands: isomiso2avc1mp41 > > creation_time : 2016-11-29T13:42:34.000000Z > > encoder : Lavf56.1.0 > > Duration: 02:22:55.48, start: 0.000000, bitrate: 379 kb/s > > Stream #0:0(und): Video: h264 (Main) (avc1 / 0x31637661), yuv420p, > > 480x360 [SAR 1:1 DAR 4:3], 246 kb/s, 29.95 fps, 29.97 tbr, 90k tbn, 59.91 > > tbc (default) > > Metadata: > > creation_time : 2016-11-29T13:42:34.000000Z > > handler_name : VideoHandler > > Stream #0:1(und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, > > stereo, fltp, 125 kb/s (default) > > Metadata: > > creation_time : 2016-11-29T13:42:34.000000Z > > handler_name : SoundHandler > > [libx264 @ 0x5a3c240] using SAR=3/4 > > [libx264 @ 0x5a3c240] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 > > [libx264 @ 0x5a3c240] profile High, level 4.0 > > [libx264 @ 0x5a3c240] 264 - core 148 r333 90a61ec - H.264/MPEG-4 AVC > codec > > - Copyleft 2003-2017 - http://www.videolan.org/x264.html - options: > cabac=1 > > ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 > psy_rd=1.00:0.00 > > mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 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=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 > > weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=25 scenecut=40 > > intra_refresh=0 rc_lookahead=40 rc=abr mbtree=1 bitrate=8000 ratetol=1.0 > > qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00 > > Output #0, mp4, to 'video_Z11-1920x1080.mp4': > > Metadata: > > major_brand : isom > > minor_version : 512 > > compatible_brands: isomiso2avc1mp41 > > encoder : Lavf57.56.101 > > Stream #0:0(und): Video: h264 (libx264) ([33][0][0][0] / 0x0021), > > yuv420p, 1920x1080 [SAR 3:4 DAR 4:3], q=-1--1, 8000 kb/s, 29.97 fps, 30k > > tbn, 29.97 tbc (default) > > Metadata: > > creation_time : 2016-11-29T13:42:34.000000Z > > handler_name : VideoHandler > > encoder : Lavc57.64.101 libx264 > > Side data: > > cpb: bitrate max/min/avg: 0/0/8000000 buffer size: 0 vbv_delay: -1 > > Stream #0:1(und): Audio: aac (LC) ([64][0][0][0] / 0x0040), 44100 Hz, > > stereo, fltp, 384 kb/s (default) > > Metadata: > > creation_time : 2016-11-29T13:42:34.000000Z > > handler_name : SoundHandler > > encoder : Lavc57.64.101 aac > > Stream mapping: > > Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264)) > > Stream #0:1 -> #0:1 (aac (native) -> aac (native)) > > Press [q] to stop, [?] for help > > _______________________________________________ > > ffmpeg-user mailing list > > [email protected] > > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > > > To unsubscribe, visit link above, or email > > [email protected] with subject "unsubscribe". > _______________________________________________ > ffmpeg-user mailing list > [email protected] > http://ffmpeg.org/mailman/listinfo/ffmpeg-user > > To unsubscribe, visit link above, or email > [email protected] with subject "unsubscribe". _______________________________________________ ffmpeg-user mailing list [email protected] http://ffmpeg.org/mailman/listinfo/ffmpeg-user To unsubscribe, visit link above, or email [email protected] with subject "unsubscribe".
