transcoding

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Programmatically embedding picture in video

I\'m trying to figure out the best method to programmatically embed a logo onto videos uploaded from users before they are sent to a youtube channel. I\'d like to do this with minimal artifacts added.[详细]

2023-03-28 07:53 分类：问答
Is it possible to have nginx stream a file for download that is currently being written to?

So I have 2 services running, one transcodes a file in realtime (ffmpeg), and another exposes it through http (nginx). The problem I currently have is that when ffmpeg begins transcoding, and I access[详细]

2023-03-25 10:05 分类：问答
How to convert MP3 to wav with external libraries or SDK Android?

I need to convert an MP3 audio file in wav format using java libraries or Android SDK. I tried: JMF Java frameworks and official SOUND library: it is not possible in Android to compile this library[详细]

2023-03-19 02:33 分类：问答
How to do on the fly transcoding for webapp?

I have a library of videos (in .avi format). I\'d like to make a webapp where I could watch these videos youtube-style, but without having to have all of them converted to flv format all the time -- s[详细]

2023-03-11 10:09 分类：问答
Video encoding(transcoding,format conversion etc) performance elements

I have been working on a project to allow for batch encoding 开发者_StackOverflow社区of any video to any other format,[详细]

2023-03-07 19:23 分类：问答
Is there a way to play .mxf video on Android?

According to developer.android.com, the Android supports the playing of video using the H.263, H.264 AVC, MPEG4 SP and VP8 codecs. However, I want to play a video encoded in the .mxf format (Material[详细]

2023-03-04 04:17 分类：问答
spymemcached get and incr methods give wholly different results

I use spymemcached 2.6rc1 in myJava project where I want to use the Long class as a storable object. Unfortunately, when I store e.g. new Long(0) object, the get(...) and incr(...) give the wholly dif[详细]

2023-03-03 14:42 分类：问答
How to make Red 5 media server stream different formats of files?

I need to stream both audio and video files from the Red 5 server. By default Red 5 only supports flash, but I need to add support for other file types too.[详细]

2023-02-28 16:14 分类：问答
How to use AVAssetReader and AVAssetWriter for multiple tracks (audio and video) simultaneously?

I know how to use AVAssetReader and AVAssetWriter, and have successfully used them to grab a video track from one movie and transcode it into another. However, I\'d like to do this with audio as well.[详细]

2023-02-15 12:07 分类：问答
Start ffmpeg transcoding with php

Hey there! I want to restart a live stream by hand via a php script. Everything works fine so far, but the following command causes that the script loads forever and the transcoding isn\'t working:[详细]

2023-02-15 01:48 分类：问答