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Autres articles (20)
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Websites made with MediaSPIP
2 mai 2011, parThis page lists some websites based on MediaSPIP.
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Creating farms of unique websites
13 avril 2011, parMediaSPIP platforms can be installed as a farm, with a single "core" hosted on a dedicated server and used by multiple websites.
This allows (among other things) : implementation costs to be shared between several different projects / individuals rapid deployment of multiple unique sites creation of groups of like-minded sites, making it possible to browse media in a more controlled and selective environment than the major "open" (...) -
Other interesting software
13 avril 2011, parWe don’t claim to be the only ones doing what we do ... and especially not to assert claims to be the best either ... What we do, we just try to do it well and getting better ...
The following list represents softwares that tend to be more or less as MediaSPIP or that MediaSPIP tries more or less to do the same, whatever ...
We don’t know them, we didn’t try them, but you can take a peek.
Videopress
Website : http://videopress.com/
License : GNU/GPL v2
Source code : (...)
Sur d’autres sites (6929)
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Some H264-mp4 videos can't be loaded by any non-Chromium based web browser
3 mai 2020, par LaizrodI regularly use ffmpeg to encode some videos, blu-ray etc in mp4 files (encoded in H264 and AAC) in order to be played on web browsers.
Chromium based browsers such as Google Chrome or the new Microsoft Edge can play all of my files flawlessly.
But today I noticed that some video files couldn't be loaded by some web browsers. It looks like they can't be loaded by any non-Chromium based web browser. (Safari, Firefox etc..)



So I decided to check out and compare the specs of files that work with any web browser, and files that doesn't work with non-Chromium based browsers.



There's what I got :



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- Playable by any web browser :





General
Complete name : /storage/100.mp4
Format : MPEG-4
Format profile : Base Media / Version 2
Codec ID : mp42 (isom/iso2/avc1/mp41)
File size : 624 MiB
Duration : 23 min 54 s
Overall bit rate : 3 648 kb/s
Encoded date : UTC 2019-10-02 22:15:27
Tagged date : UTC 2019-10-02 22:15:27
Writing application : HandBrake 1.2.2 2019022300

Video
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L4
Format settings : CABAC / 1 Ref Frames
Format settings, CABAC : Yes
Format settings, ReFrames : 1 frame
Format settings, GOP : M=3, N=24
Codec ID : avc1
Codec ID/Info : Advanced Video Coding
Duration : 23 min 54 s
Bit rate : 3 481 kb/s
Width : 1 920 pixels
Height : 1 080 pixels
Display aspect ratio : 16:9
Frame rate mode : Variable
Frame rate : 23.976 (24000/1001) FPS
Minimum frame rate : 23.974 FPS
Maximum frame rate : 23.981 FPS
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.070
Stream size : 595 MiB (95%)
Encoded date : UTC 2019-10-02 22:15:27
Tagged date : UTC 2019-10-02 22:15:27
Color range : Limited
Color primaries : BT.709
Transfer characteristics : BT.709
Matrix coefficients : BT.709
Codec configuration box : avcC

Audio
ID : 2
Format : AAC LC
Format/Info : Advanced Audio Codec Low Complexity
Codec ID : mp4a-40-2
Duration : 23 min 54 s
Bit rate mode : Constant
Bit rate : 160 kb/s
Channel(s) : 2 channels
Channel layout : L R
Sampling rate : 44.1 kHz
Frame rate : 43.066 FPS (1024 SPF)
Compression mode : Lossy
Stream size : 27.4 MiB (4%)
Title : Stereo
Language : Japanese
Default : Yes
Alternate group : 1
Encoded date : UTC 2019-10-02 22:15:27
Tagged date : UTC 2019-10-02 22:15:27



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- Unplayable by non-chromium based web browsers :





General
Complete name : /storage/DL/test.mp4
Format : MPEG-4
Format profile : Base Media
Codec ID : isom (isom/iso2/avc1/mp41)
File size : 329 MiB
Duration : 23 min 52 s
Overall bit rate : 1 926 kb/s
Writing application : Lavf58.20.100

Video
ID : 1
Format : AVC
Format/Info : Advanced Video Codec
Format profile : High@L4
Format settings : CABAC / 4 Ref Frames
Format settings, CABAC : Yes
Format settings, ReFrames : 4 frames
Codec ID : avc1
Codec ID/Info : Advanced Video Coding
Duration : 23 min 52 s
Bit rate : 1 792 kb/s
Width : 1 920 pixels
Height : 1 080 pixels
Display aspect ratio : 16:9
Frame rate mode : Constant
Frame rate : 23.976 (24000/1001) FPS
Color space : YUV
Chroma subsampling : 4:2:0
Bit depth : 8 bits
Scan type : Progressive
Bits/(Pixel*Frame) : 0.036
Stream size : 306 MiB (93%)
Writing library : x264 core 155 r2917 0a84d98
Encoding settings : cabac=1 / ref=1 / deblock=1:0:0 / analyse=0x3:0x113 / me=hex / subme=2 / psy=1 / psy_rd=1.00:0.00 / mixed_ref=0 / me_range=16 / chroma_me=1 / trellis=0 / 8x8dct=1 / cqm=0 / deadzone=21,11 / fast_pskip=1 / chroma_qp_offset=0 / threads=34 / lookahead_threads=8 / 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=1 / keyint=250 / keyint_min=23 / scenecut=40 / intra_refresh=0 / rc_lookahead=10 / rc=crf / mbtree=1 / crf=21.0 / qcomp=0.60 / qpmin=0 / qpmax=69 / qpstep=4 / ip_ratio=1.40 / aq=1:1.00
Language : Japanese
Codec configuration box : avcC

Audio
ID : 2
Format : AAC LC
Format/Info : Advanced Audio Codec Low Complexity
Codec ID : mp4a-40-2
Duration : 23 min 52 s
Bit rate mode : Constant
Bit rate : 128 kb/s
Channel(s) : 2 channels
Channel layout : L R
Sampling rate : 48.0 kHz
Frame rate : 46.875 FPS (1024 SPF)
Compression mode : Lossy
Stream size : 21.9 MiB (7%)
Language : Japanese
Default : Yes
Alternate group : 1



My knowledge is limited and I'm unable to understand why and which differences are causing my issue.
Can someone identify the problem and help me fix it with ffmpeg ?



Thank you


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if there is a way to add text to each image used to create video using ffmpeg ?
1er mai 2020, par Mahmood HussainI have successfully created a video (slide show) using FFmpeg from images and an additional text to it. Now I want the timestamp to be added as overlay text to each image.



If the image is named 20191224133501.jpg I want 24 Dec 2019 01:35 PM as text over the image.


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PyCharm terminal not detecting ffmpeg even after succesful installtion on Windows
26 avril 2020, par MandarI am working on Windows 10 and PyCharm 2019.2.6 Community Edition. I have followed all the steps for installing FFmpeg on windows. I'm currently working on a project in PyCharm. When I enter ffmpeg -h in command prompt, it works fine. However, when I enter the same command in PyCharm's terminal, it shows 'ffmpeg' is not recognized as an internal or external command,
operable program or batch file. I have added ffmpeg/bin to path as well.


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