Maintenant, j'essaie de couper le fichier mkv avec la commande ffmpeg.ffmpeg ne fonctionne pas correctement avec mkv
ffmpeg -y -i 1.mkv -filter_complex "[0:0]trim=start=201:duration=28,setpts=PTS-STARTPTS" a.mp4
Après le traitement d'un fichier .mp4 est créé avec la longueur (28s), mais il y a des problèmes.
- La vidéo est flapped pendant la lecture.
- L'audio se poursuit bien que la lecture ait pris fin au-delà de 28 secondes.
Alors pourriez-vous me dire ce que je peux faire?
Lorsque le traitement ffmpeg, il montre quelques erreurs que comme ceci:
D:\Work\ffmpeg\files> ffmpeg -y -i 1.mkv -filter_complex "[0:0]trim=start=201:duration=28,setpts=PTS-STARTPTS" a.mp4
ffmpeg version N-77883-gd7c75a5 Copyright (c) 2000-2016 the FFmpeg developers
built with gcc 5.2.0 (GCC)
configuration: --disable-static --enable-shared --enable-gpl --enable-version3 --disable-w32threads --enable-avisynth --enable-bzlib --enable-fontconfig --enable-frei0r --enable-gnutls --enable-iconv --enable-libass --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libdcadec --enable-libfreetype --enable-libgme --enable-libgsm --enable-libilbc --enable-libmodplug --enable-libmp3lame --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus --enable-librtmp --enable-libschroedinger --enable-libsoxr --enable-libspeex --enable-libtheora --enable-libtwolame --enable-libvidstab --enable-libvo-aacenc --enable-libvo-amrwbenc --enable-libvorbis --enable-libvpx --enable-libwavpack --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxavs --enable-libxvid --enable-libzimg --enable-lzma --enable-decklink --enable-zlib
libavutil 55. 13.100/55. 13.100
libavcodec 57. 22.100/57. 22.100
libavformat 57. 21.101/57. 21.101
libavdevice 57. 0.100/57. 0.100
libavfilter 6. 25.100/6. 25.100
libswscale 4. 0.100/4. 0.100
libswresample 2. 0.101/2. 0.101
libpostproc 54. 0.100/54. 0.100
Guessed Channel Layout for Input Stream #0.1 : mono
Input #0, matroska,webm, from '1.mkv':
Metadata:
ENCODER : Lavf56.1.0
Duration: 00:35:40.08, start: 0.000000, bitrate: 348 kb/s
Stream #0:0: Video: vp8, yuv420p, 640x480, SAR 1:1 DAR 4:3, 29.97 fps, 29.97 tbr, 1k tbn, 1k tbc
Stream #0:1: Audio: pcm_mulaw ([7][0][0][0]/0x0007), 8000 Hz, 1 channels, s16, 64 kb/s
[libx264 @ 000002859baf3300] using SAR=1/1
[libx264 @ 000002859baf3300] using cpu capabilities: MMX2 SSE2Fast SSSE3 SSE4.2 AVX
[libx264 @ 000002859baf3300] profile High, level 3.0
[libx264 @ 000002859baf3300] 264 - core 148 r2638 7599210 - H.264/MPEG-4 AVC codec - Copyleft 2003-2015 - 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=6 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=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
Output #0, mp4, to 'a.mp4':
Metadata:
encoder : Lavf57.21.101
Stream #0:0: Video: h264 (libx264) ([33][0][0][0]/0x0021), yuv420p, 640x480 [SAR 1:1 DAR 4:3], q=-1--1, 29.97 fps, 30k tbn, 29.97 tbc
Metadata:
encoder : Lavc57.22.100 libx264
Side data:
unknown side data type 10 (24 bytes)
Stream #0:1: Audio: aac (LC) ([64][0][0][0]/0x0040), 8000 Hz, mono, fltp, 48 kb/s
Metadata:
encoder : Lavc57.22.100 aac
Stream mapping:
Stream #0:0 (vp8) -> trim (graph 0)
setpts (graph 0) -> Stream #0:0 (libx264)
Stream #0:1 -> #0:1 (pcm_mulaw (native) -> aac (native))
Press [q] to stop, [?] for help
[vp8 @ 000002859d9ae460] Discarding interframe without a prior keyframe!
[vp8 @ 000002859d9aeb00] Discarding interframe without a prior keyframe!
[vp8 @ 000002859e8eee40] Discarding interframe without a prior keyframe!
[vp8 @ 000002859e8f5460] Discarding interframe without a prior keyframe!
Error while decoding stream #0:0: Invalid data found when processing input
Last message repeated 3 times
frame= 0 fps=0.0 q=0.0 size= 62kB time=00:00:22.27 bitrate= 22.6kbits/s
frame= 0 fps=0.0 q=0.0 size= 154kB time=00:00:41.08 bitrate= 30.6kbits/s
frame= 0 fps=0.0 q=0.0 size= 255kB time=00:01:02.20 bitrate= 33.6kbits/s
frame= 0 fps=0.0 q=0.0 size= 340kB time=00:01:19.34 bitrate= 35.1kbits/s
frame= 0 fps=0.0 q=0.0 size= 423kB time=00:01:39.31 bitrate= 34.9kbits/s
frame= 88 fps= 29 q=29.0 size= 518kB time=00:01:43.79 bitrate= 40.9kbits/
frame= 140 fps= 40 q=29.0 size= 613kB time=00:01:45.46 bitrate= 47.6kbits/
frame= 194 fps= 48 q=29.0 size= 719kB time=00:01:47.38 bitrate= 54.8kbits/
...
frame= 839 fps= 14 q=29.0 size= 10881kB time=00:34:51.52 bitrate= 42.6kbits/
frame= 839 fps= 14 q=29.0 size= 10962kB time=00:35:10.46 bitrate= 42.5kbits/
frame= 839 fps= 14 q=29.0 size= 11031kB time=00:35:25.44 bitrate= 42.5kbits/
frame= 839 fps= 14 q=-1.0 Lsize= 11266kB time=00:35:40.16 bitrate= 43.1kbits/s dup=284 drop=328 speed=34.6x
video:1083kB audio:10104kB subtitle:0kB other streams:0kB global headers:0kB muxing overhead: 0.706855%
[libx264 @ 000002859baf3300] frame I:4 Avg QP:15.24 size: 22651
[libx264 @ 000002859baf3300] frame P:305 Avg QP:19.95 size: 2626
[libx264 @ 000002859baf3300] frame B:530 Avg QP:25.41 size: 408
[libx264 @ 000002859baf3300] consecutive B-frames: 15.7% 0.0% 0.4% 83.9%
[libx264 @ 000002859baf3300] mb I I16..4: 15.9% 63.7% 20.4%
[libx264 @ 000002859baf3300] mb P I16..4: 0.3% 1.9% 0.3% P16..4: 22.3% 6.2% 2.4% 0.0% 0.0% skip:66.5%
[libx264 @ 000002859baf3300] mb B I16..4: 0.0% 0.1% 0.0% B16..8: 16.1% 0.6% 0.1% direct: 0.2% skip:82.9% L0:48.2% L1:48.5% BI: 3.4%
[libx264 @ 000002859baf3300] 8x8 transform intra:71.1% inter:71.4%
[libx264 @ 000002859baf3300] coded y,uvDC,uvAC intra: 72.2% 78.3% 40.7% inter: 5.9% 4.0% 0.1%
[libx264 @ 000002859baf3300] i16 v,h,dc,p: 29% 30% 21% 20%
[libx264 @ 000002859baf3300] i8 v,h,dc,ddl,ddr,vr,hd,vl,hu: 28% 18% 14% 5% 6% 9% 6% 9% 6%
[libx264 @ 000002859baf3300] i4 v,h,dc,ddl,ddr,vr,hd,vl,hu: 38% 20% 11% 5% 5% 7% 5% 6% 4%
[libx264 @ 000002859baf3300] i8c dc,h,v,p: 46% 16% 27% 11%
[libx264 @ 000002859baf3300] Weighted P-Frames: Y:0.0% UV:0.0%
[libx264 @ 000002859baf3300] ref P L0: 63.4% 21.5% 11.5% 3.6%
[libx264 @ 000002859baf3300] ref B L0: 92.6% 6.4% 1.0%
[libx264 @ 000002859baf3300] ref B L1: 96.4% 3.6%
[libx264 @ 000002859baf3300] kb/s:316.59
[aac @ 000002859baf4400] Qavg: 65377.508
D:\Work\ffmpeg\files>
Que pour votre réponse. J'ai essayé pendant que vous répondiez. Et deuxième problème est résolu, de sorte que l'audio est la même que la vidéo. Mais le premier problème reste. Le fichier vidéo est flappé à partir du milieu de la vidéo. C'est un problème sérieux. – Alex
J'ai attaché le fichier mkv sur dropbox. Lorsque vous m'envoyez un compte de messagerie, je peux le partager. – Alex