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Médias (1)
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La conservation du net art au musée. Les stratégies à l’œuvre
26 mai 2011
Mis à jour : Juillet 2013
Langue : français
Type : Texte
Autres articles (104)
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Ajouter des informations spécifiques aux utilisateurs et autres modifications de comportement liées aux auteurs
12 avril 2011, parLa manière la plus simple d’ajouter des informations aux auteurs est d’installer le plugin Inscription3. Il permet également de modifier certains comportements liés aux utilisateurs (référez-vous à sa documentation pour plus d’informations).
Il est également possible d’ajouter des champs aux auteurs en installant les plugins champs extras 2 et Interface pour champs extras. -
Use, discuss, criticize
13 avril 2011, parTalk to people directly involved in MediaSPIP’s development, or to people around you who could use MediaSPIP to share, enhance or develop their creative projects.
The bigger the community, the more MediaSPIP’s potential will be explored and the faster the software will evolve.
A discussion list is available for all exchanges between users. -
Librairies et logiciels spécifiques aux médias
10 décembre 2010, parPour un fonctionnement correct et optimal, plusieurs choses sont à prendre en considération.
Il est important, après avoir installé apache2, mysql et php5, d’installer d’autres logiciels nécessaires dont les installations sont décrites dans les liens afférants. Un ensemble de librairies multimedias (x264, libtheora, libvpx) utilisées pour l’encodage et le décodage des vidéos et sons afin de supporter le plus grand nombre de fichiers possibles. Cf. : ce tutoriel ; FFMpeg avec le maximum de décodeurs et (...)
Sur d’autres sites (7323)
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ffmpeg to hold last frame 10 seconds and show countdown text on video
12 septembre 2023, par mikezangI have a video and I want to hold last frame for 10 seconds, and display a countdown text on the top right video, I knew hold last frame in 10 seconds as below


ffmpeg -i %1.mp4 -vf tpad=stop_mode=clone:stop_duration=%2 %1-%2s.mp4



I also know how to show countdown


ffmpeg -i %1.mp4 -filter_complex "drawtext=fontfile='/WINDOWS/Fonts/Arial.ttf':text='%%{eif\:11-t\:d}':fontcolor=black:fontsize=24:x=w-tw-30:y=th-10:box=1:boxcolor=orange@0.4:boxborderw=10:enable='between(t,0,10)'" -c:a copy %1-countdown.mp4



My question is how can I hold last frame in 10 seconds and show countdown in that 10 seconds ? the last video will be original length + last frame in 10 seconds with countdown, does anyone help me ?


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Skipping extractors execution since zero extractors were registered (Use `node —trace-warnings ...` to show where the warning was created)
28 septembre 2023, par Parkster00I'm following a Discord Music Bot tutorial that uses ffmpeg, here is index.js


require("dotenv").config();

const { REST } = require("@discordjs/rest");
const { Routes } = require("discord-api-types/v9");
const { Client, Collection, Intents } = require('discord.js');
const { Player } = require("discord-player");

const fs = require("node:fs");
const path = require("node:path");

const client = new Client({
 intents: ["Guilds", "GuildMessages", "GuildVoiceStates"]
});

// Set up our commands into an array
const commands = [];
client.commands = new Collection();

const commandsPath = path.join(__dirname, "commands");
const commandFiles = fs.readdirSync(commandsPath).filter(file => file.endsWith(".js"));

for (const file of commandFiles) {
 console.log(`${file}`)
 console.log(`${commandsPath}`)
 const filePath = path.join(commandsPath, file);
 console.log(`${filePath}`)
 const command = require(filePath);

 client.commands.set(command.data.name, command);
 commands.push(command.data.toJSON());
}

// Create the player, highest quality audio
client.player = new Player(client, {
 ytdlOptions: {
 quality: "highestaudio",
 highWaterMark: 1 << 25
 }
});

// Commands are registered
client.on("ready", () => {
 const guild_ids = client.guilds.cache.map(guild => guild.id);

 const rest = new REST({ version: "9" }).setToken(process.env.TOKEN);
 for (const guildId of guild_ids) {
 rest.put(Routes.applicationGuildCommands(process.env.CLIENT_ID, guildId), {
 body: commands
 })
 .then(() => console.log(`Added commands to ${guildId}`))
 .catch(console.error);
 }

});

client.on("interactionCreate", async interaction => {
 if (!interaction.isCommand()) return;

 const command = client.commands.get(interaction.commandName);
 if (!command) return;

 try {
 await command.execute({ client, interaction });
 }
 catch (err) {
 console.error(err);
 await interaction.reply("An error occured while executing that command.");
 }
});

console.log(process.env.TOKEN);
client.login(process.env.TOKEN);



And here is play.js where I think the error originates :


const { SlashCommandBuilder } = require("@discordjs/builders");
const { EmbedBuilder } = require("discord.js");
const { QueryType } = require('discord-player');


module.exports = {
 data: new SlashCommandBuilder()
 .setName("play")
 .setDescription("Plays a song.")
 .addSubcommand(subcommand => {
 return subcommand
 .setName("search")
 .setDescription("Searches for a song.")
 .addStringOption(option => {
 return option
 .setName("searchterms")
 .setDescription("search keywords")
 .setRequired(true);
 })
 })
 .addSubcommand(subcommand => {
 return subcommand
 .setName("playlist")
 .setDescription("Plays playlist from YT")
 .addStringOption(option => {
 return option
 .setName("url")
 .setDescription("playlist url")
 .setRequired(true);

 })
 })
 .addSubcommand(subcommand => {
 return subcommand
 .setName("song")
 .setDescription("Plays song from YT")
 .addStringOption(option => {
 return option
 .setName("url")
 .setDescription("url of song")
 .setRequired(true);

 })
 }),
 execute: async ({ client, interaction }) => {

 if (!interaction.member.voice.channel) {
 await interaction.reply("You must be in a voice channel to use this command.");
 return;
 }

 const queue = await client.player.nodes.create(interaction.guild);

 if (!queue.connection) await queue.connect(interaction.member.voice.channel)

 let embed = new EmbedBuilder();
 if (interaction.options.getSubcommand() === "song") {
 let url = interaction.options.getString('url');

 const result = await client.player.search(url, {
 requestedBy: interaction.user,
 searchEngine: QueryType.YOUTUBE_VIDEO
 });

 console.log(result.tracks);

 if (result.tracks.length === 0) {
 await interaction.reply("no results found");
 return
 }

 const song = result.tracks[0];
 await queue.addTrack(song);

 embed
 .setDescription(`Added **[${song.title}](${song.url})** to the queue.`)
 .setThumbnail(song.thumbnail)
 .setFooter({ text: `Duration: ${song.duration}` });
 }

 else if (interaction.options.getSubcommand() === "playlist") {
 let url = interaction.options.getString('url');

 const result = await client.player.search(url, {
 requestedBy: interaction.SlashCommandBuilder,
 searchEngine: QueryType.YOUTUBE_PLAYLIST,
 });

 if (result.tracks.length === 0) {
 await interaction.reply("no playlist found");
 return
 }

 const playlist = result.playlist;
 await queue.addTracks(playlist);

 embed
 .setDescription(`Added **[${playlist.title}](${playlist.url})** to the queue.`)
 .setThumbnail(playlist.thumbnail)
 .setFooter({ text: `Duration: ${playlist.duration}` });
 }

 else if (interaction.options.getSubcommand() === "search") {
 let url = interaction.options.getString('searchterms');

 const result = await client.player.search(url, {
 requestedBy: interaction.SlashCommandBuilder,
 searchEngine: QueryType.AUTO,
 });

 if (result.tracks.length === 0) {
 await interaction.reply("no results found");
 return
 }

 const song = result.tracks[0]
 await queue.addTrack(song);

 embed
 .setDescription(`Added **[${song.title}](${song.url})** to the queue.`)
 .setThumbnail(song.thumbnail)
 .setFooter({ text: `Duration: ${song.duration}` });
 }

 if (!queue.playing) await queue.play();

 await interaction.reply({
 embeds: [embed]
 })
 }
}



Is ffmpeg called differently now ? Am I doing something wrong ?


I've tried different installs of Ffmpeg and none seem to work, so I'd imagine it originates somewhere in my code.


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Show the filename being processed when using an input list and an error occurs ?
17 février 2024, par GeoNomadI am concatenating a large number of short files using a list.


One in a hundred seems to have an error of one sort or another which stops the processing.


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Is there a way to tell ffmpeg to just drop the bad frame or even bad file and continue ?


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If not, is there a way to know what file has the error so I can just remove that file from the list ?








ffmpeg -safe 0 -f concat -i list.txt -c copy FEEDER.mp4


I have tried -loglevel verbose, but that did not help.


[concat @ 0000022d22b23480] h264_mp4toannexb filter failed to receive output packet
Error demuxing input file 0: Invalid data found when processing input
Terminating demuxer thread 0
list.txt: Invalid data found when processing input



How do I find out which file of the several hundred files in list.txt is the culprit ?


As it happens, these files have time stamps and I can find it by looking at the last output frame and then deleting the appropriate file. But it seems there should be a better way.


FWIW I am working in Windows cmd.exe or Powershell Terminal


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