HTTP Live Streaming, FFMPEG & FFSERVER, and iPhone OS 3

Question

In iPhone OS 3, Apple has introduced HTTP Live Streaming which should allow live streaming of video from the internet. I am currently operating a webcam, which feeds into my server, and is then converted into a flv stream by ffmpeg, and streamed back out using ffserver. Does anyone know how to setup a video stream the iPhone can use using ffmpeg and ffserver? I should be able to re-encode into just about any format on the fly.

Answer 1

You'll need to build a copy of ffmpeg with a version >= e109a29d6ddb02b2dd58c6c385ebec27f2d23b58 (git) or 18793 (svn). Make sure you also specify the --enable-libx264 flag when you're building. Once you've got that up and running, you can do roughly the following:

ffmpeg -i <input video> -acodec libmp3lame -ac 1 -vcodec libx264 -s 320x240 \
       -level 30 -f mpegts - | \
segmenter - 10 test test.m3u8 http://example.com/path/to/your/files/

i.e. Bring an input file or stream into ffmpeg and pipe an H.264 video with MP3 audio into Apple's segmenter. The segmenter spits out segmented video files and M3U playlists pointing to the segmented files. You'd serve the segmented files and playlists via a web server like Apache.

Obviously you'll want to tweak the ffmpeg and segmenter options substantially to get the results you're after.

Answer 2

HTTP Live Streaming Overview http://developer.apple.com/iphone/library/documentation/NetworkingInternet/Conceptual/StreamingMediaGuide/iPhoneStreamingMediaOverview/iPhoneStreamingMediaOverview.html

there you can find a link to the segmenter.

Answer 3

For those who are interested I've bundled an open source segmenter with a script that will let you use ffmpeg to do this, see my segmented streaming on the iphone project. It can do multi-bitrate segments for the input streams and will transfer the stream segments to a configurable destination via scp, ftp and even up to aws s3.

Answer 4

Here is link but I think you need ADC access:

https://connect.apple.com/cgi-bin/WebObjects/MemberSite.woa/wa/getSoftware?bundleID=%2020389

Answer 5

You can use http://erlyvideo.org/, it can capture video by RTSP or via flv and restream it to iPads

Answer 6

What's wrong with using QuickTime to convert movies to "iPhone" format? You just do File > Export > iPhone format... Am I missing something?

After converting to iPhone format, I chop it up with mediafilesegmenter (found at Apple Developer Connection, Http Live Streaming Tools):

http://connect.apple.com/cgi-bin/WebObjects/MemberSite.woa/wa/downloads

and hit up: mediafilesegmenter -t 10 -f folderName/ nameOfInputFile.m4v

(Note: the folderName/ folder must exist)

Then point your iPhone to a website with

<video src='folderName/prog_index.m3u8' height=45 width=70 controls='on'>Your browser does not support the video tag</video>