[Libav-user] Speedup FFmpeg h264 Decoding on Android-Devices
alexcohn at netvision.net.il
Sat Aug 4 17:52:53 CEST 2012
On Aug 4, 2012 5:22 PM, "Christian Brümmer" <christian.bruemmer at gmx.de>
> For sure i first tried to use the Android MediaPlayer in combination with
a RTSP-Stream but it has a - not configurable - frame buffer which size
dependends of the rtsp fps. The result is a delay about 3-5 seconds which
is a known problem as i discovered.
> so for a real time video application your on your own..
You could directly call the built-in stagefreight avc decoder, this
approach does not introduce extra latency. But the number of instances is
limited - three or four, not more.
> But anyway i thought there might be a few lever (on the encoding system)
which i have to move to increase the decoding performance!
> What about the fast-decoding tune - how can i combine that with my zero
> Am 04.08.2012 16:05, schrieb Michael Bradshaw:
>> On Aug 4, 2012 6:11 AM, "Christian Brümmer" <christian.bruemmer at gmx.de>
>> > Hi,
>> > i am using FFmpeg for H264 Decoding on an Android Device.
>> Out of curiosity, is there a reason you aren't using Android's native
decoder? It may be more optimized for the device than FFmpeg too. Sorry I
don't know how to make FFmpeg faster.
>> Libav-user mailing list
>> Libav-user at ffmpeg.org
> Libav-user mailing list
> Libav-user at ffmpeg.org
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