Giving this a last bump in hopes of a response...any ideas or otherwise not commonly known or documented information on the Android MediaPlayer would be extremely welcome.
Thanks, Brad Brad O'Hearne Founder / Lead Developer Big Hill Software LLC http://www.bighillsoftware.com Begin forwarded message: > From: Brad O'Hearne <[email protected]> > Subject: [android-developers] Real-time video streaming/disabling or > configuring MediaPlayer caching-buffering > Date: January 11, 2012 2:05:05 PM MST > To: Android Developers <[email protected]> > Reply-To: [email protected] > > Hello, > > I am trying to play a real-time video stream with the Android MediaPlayer. > The use case prioritizes real-time rendering to the screen over smooth > playback. Restated, I am not interested in smooth un-interrupted playback > such as watching a movie or YouTube video or webcast, where video is > typically buffered, if even minimally, to achieve smooth playback. What I > need to do is eliminate as much latency as possible between the video source > stream and playback, so that the delay between a direct rendering at the > source and the playback of the stream on an Android tablet is as small as > possible. Presently, I have an app which plays an RTSP stream with the > MediaPlayer, and I'm encountering a latency of around 4 seconds, which is > unacceptable for this use case. I am seeking <1 second latency. > > I have been looking high and low for any way to configure the MediaPlayer, > and it doesn't appear that there are really any knobs or switches on it to > adjust. Specifically what I'd like to do is the following: > > 1. Adjust or disable entirely caching and buffering within the MediaPlayer. > > 2. Tell the MediaPlayer to ignore any processing for audio, which is not > needed in this use case. > > 3. Potentially be able to control or monitor the network transport of the > stream (much less important than #1). > > 4. It would be great to be able to get some statistical data on what part of > the pipeline latency exists: network transport, buffering, decoding, > rendering, etc. (again, much less important than #1). > > If anyone has any ideas or suggestions for the above, I'd really appreciate > it. Even alternative solutions for accomplishing the need are welcome (though > this is a commercial application, and so GPL source isn't an alternative), > though the ideal solution would be to leverage the native MediaPlayer. > > Thanks in advance for your assistance. > > Regards, > > Brad > > Brad O'Hearne > Founder / Lead Developer > Big Hill Software LLC > http://www.bighillsoftware.com > > -- > You received this message because you are subscribed to the Google > Groups "Android Developers" group. > To post to this group, send email to [email protected] > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups "Android Developers" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
