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Autres articles (94)
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Script d’installation automatique de MediaSPIP
25 avril 2011, parAfin de palier aux difficultés d’installation dues principalement aux dépendances logicielles coté serveur, un script d’installation "tout en un" en bash a été créé afin de faciliter cette étape sur un serveur doté d’une distribution Linux compatible.
Vous devez bénéficier d’un accès SSH à votre serveur et d’un compte "root" afin de l’utiliser, ce qui permettra d’installer les dépendances. Contactez votre hébergeur si vous ne disposez pas de cela.
La documentation de l’utilisation du script d’installation (...) -
Websites made with MediaSPIP
2 mai 2011, parThis page lists some websites based on MediaSPIP.
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Possibilité de déploiement en ferme
12 avril 2011, parMediaSPIP peut être installé comme une ferme, avec un seul "noyau" hébergé sur un serveur dédié et utilisé par une multitude de sites différents.
Cela permet, par exemple : de pouvoir partager les frais de mise en œuvre entre plusieurs projets / individus ; de pouvoir déployer rapidement une multitude de sites uniques ; d’éviter d’avoir à mettre l’ensemble des créations dans un fourre-tout numérique comme c’est le cas pour les grandes plate-formes tout public disséminées sur le (...)
Sur d’autres sites (9923)
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Media-players show longest duration of multi-track MP4 files from FFmpeg [closed]
9 juillet 2024, par EasonWaiiI need to merge two videos into one using ffmpeg. The resulting video should have two video tracks and one audio track, with the audio track taken from the longer video.


When playing the merged video in a player like PotPlayer or VLC, it should default to playing the shorter video track. However, users should be able to switch to the other video track if they want.


The problem I am facing :
Everything is working fine, except when the player defaults to the shorter video track, it shows the timeline of the longer video track.


built with Apple clang version 15.0.0 (clang-1500.3.9.4)
 configuration: --prefix=/usr/local/Cellar/ffmpeg/7.0.1 --enable-shared --enable-pthreads --enable-version3 --cc=clang --host-cflags= --host-ldflags='-Wl,-ld_classic' --enable-ffplay --enable-gnutls --enable-gpl --enable-libaom --enable-libaribb24 --enable-libbluray --enable-libdav1d --enable-libharfbuzz --enable-libjxl --enable-libmp3lame --enable-libopus --enable-librav1e --enable-librist --enable-librubberband --enable-libsnappy --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libtesseract --enable-libtheora --enable-libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libxvid --enable-lzma --enable-libfontconfig --enable-libfreetype --enable-frei0r --enable-libass --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libspeex --enable-libsoxr --enable-libzmq --enable-libzimg --disable-libjack --disable-indev=jack --enable-videotoolbox --enable-audiotoolbox
 libavutil 59. 8.100 / 59. 8.100
 libavcodec 61. 3.100 / 61. 3.100
 libavformat 61. 1.100 / 61. 1.100
 libavdevice 61. 1.100 / 61. 1.100
 libavfilter 10. 1.100 / 10. 1.100
 libswscale 8. 1.100 / 8. 1.100
 libswresample 5. 1.100 / 5. 1.100
 libpostproc 58. 1.100 / 58. 1.100
{
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'output21.mp4':
 Metadata:
 major_brand : isom
 minor_version : 512
 compatible_brands: isomiso2avc1mp41
 encoder : Lavf59.16.100
 Duration: 00:00:12.84, start: 0.000000, bitrate: 2207 kb/s
 Stream #0:0[0x1](und): Video: hevc (Main) (hev1 / 0x31766568), yuv420p(tv, progressive), 720x1280 [SAR 1:1 DAR 9:16], 1052 kb/s, 30 fps, 30 tbr, 15360 tbn
 Metadata:
 handler_name : VideoHandler
 vendor_id : [0][0][0][0]
 Stream #0:1[0x2](eng): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, bt709, progressive), 720x1280, 1293 kb/s, 29.83 fps, 29.83 tbr, 11456 tbn (default)
 Metadata:
 handler_name : ?Mainconcept Video Media Handler
 vendor_id : [0][0][0][0]
 Stream #0:2[0x3](und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 130 kb/s (default)
 Metadata:
 handler_name : SoundHandler
 vendor_id : [0][0][0][0]
 "streams": [
 {
 "index": 0,
 "codec_name": "hevc",
 "codec_long_name": "H.265 / HEVC (High Efficiency Video Coding)",
 "profile": "Main",
 "codec_type": "video",
 "codec_tag_string": "hev1",
 "codec_tag": "0x31766568",
 "width": 720,
 "height": 1280,
 "coded_width": 720,
 "coded_height": 1280,
 "closed_captions": 0,
 "film_grain": 0,
 "has_b_frames": 2,
 "sample_aspect_ratio": "1:1",
 "display_aspect_ratio": "9:16",
 "pix_fmt": "yuv420p",
 "level": 93,
 "color_range": "tv",
 "chroma_location": "left",
 "field_order": "progressive",
 "refs": 1,
 "id": "0x1",
 "r_frame_rate": "30/1",
 "avg_frame_rate": "30/1",
 "time_base": "1/15360",
 "start_pts": 0,
 "start_time": "0.000000",
 "duration_ts": 196096,
 "duration": "12.766667",
 "bit_rate": "1052926",
 "nb_frames": "383",
 "extradata_size": 2480,
 "disposition": {
 "default": 0,
 "dub": 0,
 "original": 0,
 "comment": 0,
 "lyrics": 0,
 "karaoke": 0,
 "forced": 0,
 "hearing_impaired": 0,
 "visual_impaired": 0,
 "clean_effects": 0,
 "attached_pic": 0,
 "timed_thumbnails": 0,
 "non_diegetic": 0,
 "captions": 0,
 "descriptions": 0,
 "metadata": 0,
 "dependent": 0,
 "still_image": 0
 },
 "tags": {
 "language": "und",
 "handler_name": "VideoHandler",
 "vendor_id": "[0][0][0][0]"
 }
 },
 {
 "index": 1,
 "codec_name": "h264",
 "codec_long_name": "H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10",
 "profile": "High",
 "codec_type": "video",
 "codec_tag_string": "avc1",
 "codec_tag": "0x31637661",
 "width": 720,
 "height": 1280,
 "coded_width": 720,
 "coded_height": 1280,
 "closed_captions": 0,
 "film_grain": 0,
 "has_b_frames": 2,
 "pix_fmt": "yuv420p",
 "level": 31,
 "color_range": "tv",
 "color_space": "bt709",
 "color_transfer": "bt709",
 "color_primaries": "bt709",
 "chroma_location": "left",
 "field_order": "progressive",
 "refs": 1,
 "is_avc": "true",
 "nal_length_size": "4",
 "id": "0x2",
 "r_frame_rate": "179/6",
 "avg_frame_rate": "3448256/115597",
 "time_base": "1/11456",
 "start_pts": 0,
 "start_time": "0.000000",
 "duration_ts": 115597,
 "duration": "10.090520",
 "bit_rate": "1293284",
 "bits_per_raw_sample": "8",
 "nb_frames": "301",
 "extradata_size": 46,
 "disposition": {
 "default": 1,
 "dub": 0,
 "original": 0,
 "comment": 0,
 "lyrics": 0,
 "karaoke": 0,
 "forced": 0,
 "hearing_impaired": 0,
 "visual_impaired": 0,
 "clean_effects": 0,
 "attached_pic": 0,
 "timed_thumbnails": 0,
 "non_diegetic": 0,
 "captions": 0,
 "descriptions": 0,
 "metadata": 0,
 "dependent": 0,
 "still_image": 0
 },
 "tags": {
 "language": "eng",
 "handler_name": "\u001fMainconcept Video Media Handler",
 "vendor_id": "[0][0][0][0]"
 }
 },
 {
 "index": 2,
 "codec_name": "aac",
 "codec_long_name": "AAC (Advanced Audio Coding)",
 "profile": "LC",
 "codec_type": "audio",
 "codec_tag_string": "mp4a",
 "codec_tag": "0x6134706d",
 "sample_fmt": "fltp",
 "sample_rate": "44100",
 "channels": 2,
 "channel_layout": "stereo",
 "bits_per_sample": 0,
 "initial_padding": 0,
 "id": "0x3",
 "r_frame_rate": "0/0",
 "avg_frame_rate": "0/0",
 "time_base": "1/44100",
 "start_pts": 0,
 "start_time": "0.000000",
 "duration_ts": 566244,
 "duration": "12.840000",
 "bit_rate": "130447",
 "nb_frames": "554",
 "extradata_size": 5,
 "disposition": {
 "default": 1,
 "dub": 0,
 "original": 0,
 "comment": 0,
 "lyrics": 0,
 "karaoke": 0,
 "forced": 0,
 "hearing_impaired": 0,
 "visual_impaired": 0,
 "clean_effects": 0,
 "attached_pic": 0,
 "timed_thumbnails": 0,
 "non_diegetic": 0,
 "captions": 0,
 "descriptions": 0,
 "metadata": 0,
 "dependent": 0,
 "still_image": 0
 },
 "tags": {
 "language": "und",
 "handler_name": "SoundHandler",
 "vendor_id": "[0][0][0][0]"
 }
 }
 ],
 "format": {
 "filename": "output21.mp4",
 "nb_streams": 3,
 "nb_programs": 0,
 "nb_stream_groups": 0,
 "format_name": "mov,mp4,m4a,3gp,3g2,mj2",
 "format_long_name": "QuickTime / MOV",
 "start_time": "0.000000",
 "duration": "12.840000",
 "size": "3543155",
 "bit_rate": "2207573",
 "probe_score": 100,
 "tags": {
 "major_brand": "isom",
 "minor_version": "512",
 "compatible_brands": "isomiso2avc1mp41",
 "encoder": "Lavf59.16.100"
 }
 }
}




I want the timeline to display correctly according to the shorter video track when it is being played, without truncating the timeline of the longer video track and affecting its playback.


-
merging Multi-Track MP4 Files with ffmpeg show error time porgress bar
9 juillet 2024, par EasonWaiiI need to merge two videos into one using ffmpeg. The resulting video should have two video tracks and one audio track, with the audio track taken from the longer video.


When playing the merged video in a player like PotPlayer or VLC, it should default to playing the shorter video track. However, users should be able to switch to the other video track if they want.


The problem I am facing :
Everything is working fine, except when the player defaults to the shorter video track, it shows the timeline of the longer video track.


built with Apple clang version 15.0.0 (clang-1500.3.9.4)
 configuration: --prefix=/usr/local/Cellar/ffmpeg/7.0.1 --enable-shared --enable-pthreads --enable-version3 --cc=clang --host-cflags= --host-ldflags='-Wl,-ld_classic' --enable-ffplay --enable-gnutls --enable-gpl --enable-libaom --enable-libaribb24 --enable-libbluray --enable-libdav1d --enable-libharfbuzz --enable-libjxl --enable-libmp3lame --enable-libopus --enable-librav1e --enable-librist --enable-librubberband --enable-libsnappy --enable-libsrt --enable-libssh --enable-libsvtav1 --enable-libtesseract --enable-libtheora --enable-libvidstab --enable-libvmaf --enable-libvorbis --enable-libvpx --enable-libwebp --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libxvid --enable-lzma --enable-libfontconfig --enable-libfreetype --enable-frei0r --enable-libass --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libspeex --enable-libsoxr --enable-libzmq --enable-libzimg --disable-libjack --disable-indev=jack --enable-videotoolbox --enable-audiotoolbox
 libavutil 59. 8.100 / 59. 8.100
 libavcodec 61. 3.100 / 61. 3.100
 libavformat 61. 1.100 / 61. 1.100
 libavdevice 61. 1.100 / 61. 1.100
 libavfilter 10. 1.100 / 10. 1.100
 libswscale 8. 1.100 / 8. 1.100
 libswresample 5. 1.100 / 5. 1.100
 libpostproc 58. 1.100 / 58. 1.100
{
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'output21.mp4':
 Metadata:
 major_brand : isom
 minor_version : 512
 compatible_brands: isomiso2avc1mp41
 encoder : Lavf59.16.100
 Duration: 00:00:12.84, start: 0.000000, bitrate: 2207 kb/s
 Stream #0:0[0x1](und): Video: hevc (Main) (hev1 / 0x31766568), yuv420p(tv, progressive), 720x1280 [SAR 1:1 DAR 9:16], 1052 kb/s, 30 fps, 30 tbr, 15360 tbn
 Metadata:
 handler_name : VideoHandler
 vendor_id : [0][0][0][0]
 Stream #0:1[0x2](eng): Video: h264 (High) (avc1 / 0x31637661), yuv420p(tv, bt709, progressive), 720x1280, 1293 kb/s, 29.83 fps, 29.83 tbr, 11456 tbn (default)
 Metadata:
 handler_name : ?Mainconcept Video Media Handler
 vendor_id : [0][0][0][0]
 Stream #0:2[0x3](und): Audio: aac (LC) (mp4a / 0x6134706D), 44100 Hz, stereo, fltp, 130 kb/s (default)
 Metadata:
 handler_name : SoundHandler
 vendor_id : [0][0][0][0]
 "streams": [
 {
 "index": 0,
 "codec_name": "hevc",
 "codec_long_name": "H.265 / HEVC (High Efficiency Video Coding)",
 "profile": "Main",
 "codec_type": "video",
 "codec_tag_string": "hev1",
 "codec_tag": "0x31766568",
 "width": 720,
 "height": 1280,
 "coded_width": 720,
 "coded_height": 1280,
 "closed_captions": 0,
 "film_grain": 0,
 "has_b_frames": 2,
 "sample_aspect_ratio": "1:1",
 "display_aspect_ratio": "9:16",
 "pix_fmt": "yuv420p",
 "level": 93,
 "color_range": "tv",
 "chroma_location": "left",
 "field_order": "progressive",
 "refs": 1,
 "id": "0x1",
 "r_frame_rate": "30/1",
 "avg_frame_rate": "30/1",
 "time_base": "1/15360",
 "start_pts": 0,
 "start_time": "0.000000",
 "duration_ts": 196096,
 "duration": "12.766667",
 "bit_rate": "1052926",
 "nb_frames": "383",
 "extradata_size": 2480,
 "disposition": {
 "default": 0,
 "dub": 0,
 "original": 0,
 "comment": 0,
 "lyrics": 0,
 "karaoke": 0,
 "forced": 0,
 "hearing_impaired": 0,
 "visual_impaired": 0,
 "clean_effects": 0,
 "attached_pic": 0,
 "timed_thumbnails": 0,
 "non_diegetic": 0,
 "captions": 0,
 "descriptions": 0,
 "metadata": 0,
 "dependent": 0,
 "still_image": 0
 },
 "tags": {
 "language": "und",
 "handler_name": "VideoHandler",
 "vendor_id": "[0][0][0][0]"
 }
 },
 {
 "index": 1,
 "codec_name": "h264",
 "codec_long_name": "H.264 / AVC / MPEG-4 AVC / MPEG-4 part 10",
 "profile": "High",
 "codec_type": "video",
 "codec_tag_string": "avc1",
 "codec_tag": "0x31637661",
 "width": 720,
 "height": 1280,
 "coded_width": 720,
 "coded_height": 1280,
 "closed_captions": 0,
 "film_grain": 0,
 "has_b_frames": 2,
 "pix_fmt": "yuv420p",
 "level": 31,
 "color_range": "tv",
 "color_space": "bt709",
 "color_transfer": "bt709",
 "color_primaries": "bt709",
 "chroma_location": "left",
 "field_order": "progressive",
 "refs": 1,
 "is_avc": "true",
 "nal_length_size": "4",
 "id": "0x2",
 "r_frame_rate": "179/6",
 "avg_frame_rate": "3448256/115597",
 "time_base": "1/11456",
 "start_pts": 0,
 "start_time": "0.000000",
 "duration_ts": 115597,
 "duration": "10.090520",
 "bit_rate": "1293284",
 "bits_per_raw_sample": "8",
 "nb_frames": "301",
 "extradata_size": 46,
 "disposition": {
 "default": 1,
 "dub": 0,
 "original": 0,
 "comment": 0,
 "lyrics": 0,
 "karaoke": 0,
 "forced": 0,
 "hearing_impaired": 0,
 "visual_impaired": 0,
 "clean_effects": 0,
 "attached_pic": 0,
 "timed_thumbnails": 0,
 "non_diegetic": 0,
 "captions": 0,
 "descriptions": 0,
 "metadata": 0,
 "dependent": 0,
 "still_image": 0
 },
 "tags": {
 "language": "eng",
 "handler_name": "\u001fMainconcept Video Media Handler",
 "vendor_id": "[0][0][0][0]"
 }
 },
 {
 "index": 2,
 "codec_name": "aac",
 "codec_long_name": "AAC (Advanced Audio Coding)",
 "profile": "LC",
 "codec_type": "audio",
 "codec_tag_string": "mp4a",
 "codec_tag": "0x6134706d",
 "sample_fmt": "fltp",
 "sample_rate": "44100",
 "channels": 2,
 "channel_layout": "stereo",
 "bits_per_sample": 0,
 "initial_padding": 0,
 "id": "0x3",
 "r_frame_rate": "0/0",
 "avg_frame_rate": "0/0",
 "time_base": "1/44100",
 "start_pts": 0,
 "start_time": "0.000000",
 "duration_ts": 566244,
 "duration": "12.840000",
 "bit_rate": "130447",
 "nb_frames": "554",
 "extradata_size": 5,
 "disposition": {
 "default": 1,
 "dub": 0,
 "original": 0,
 "comment": 0,
 "lyrics": 0,
 "karaoke": 0,
 "forced": 0,
 "hearing_impaired": 0,
 "visual_impaired": 0,
 "clean_effects": 0,
 "attached_pic": 0,
 "timed_thumbnails": 0,
 "non_diegetic": 0,
 "captions": 0,
 "descriptions": 0,
 "metadata": 0,
 "dependent": 0,
 "still_image": 0
 },
 "tags": {
 "language": "und",
 "handler_name": "SoundHandler",
 "vendor_id": "[0][0][0][0]"
 }
 }
 ],
 "format": {
 "filename": "output21.mp4",
 "nb_streams": 3,
 "nb_programs": 0,
 "nb_stream_groups": 0,
 "format_name": "mov,mp4,m4a,3gp,3g2,mj2",
 "format_long_name": "QuickTime / MOV",
 "start_time": "0.000000",
 "duration": "12.840000",
 "size": "3543155",
 "bit_rate": "2207573",
 "probe_score": 100,
 "tags": {
 "major_brand": "isom",
 "minor_version": "512",
 "compatible_brands": "isomiso2avc1mp41",
 "encoder": "Lavf59.16.100"
 }
 }
}




I want the timeline to display correctly according to the shorter video track when it is being played, without truncating the timeline of the longer video track and affecting its playback.


-
How video editor show real time preview of videos ? [closed]
3 juin 2024, par SWIKI am trying to create a simple video editor that combine two video by layering one over another, i can easily do it with ffmpeg, but I am not sure how can I make a preview of it before making final video ? How video editor display preview without building them ? I am looking towards create a react application.