android h264 hardware encoding

[Sebastian Dröge]

On Di, 2013-10-15 at 12:54 -0700, yoyosuper8 wrote:
> So here is what I found in the Samsung Galaxy S2 media_codecs.xml
> 
> The following is located all the way at the end of the xml file under the
> tag <Encoders>
> 
>     <Encoders>
>         <MediaCodec name="OMX.TI.DUCATI1.VIDEO.MPEG4E" >
>             <Type name="video/mp4v-es" />
>             <Type name="video/3gpp" />
>             <Quirk name="requires-allocate-on-input-ports" />
>             <Quirk name="requires-allocate-on-output-ports" />
>         </MediaCodec>
> 
>         <MediaCodec name="OMX.TI.DUCATI1.VIDEO.H264E" type="video/avc" >
>             <Quirk name="requires-allocate-on-input-ports" />
>             <Quirk name="requires-allocate-on-output-ports" />
>         </MediaCodec>
> 
>         <MediaCodec name="OMX.google.amrnb.encoder" type="audio/3gpp" />
>         <MediaCodec name="OMX.google.amrwb.encoder" type="audio/amr-wb" />
>         <MediaCodec name="OMX.google.aac.encoder" type="audio/mp4a-latm" />
>         <MediaCodec name="OMX.google.flac.encoder" type="audio/flac" />
>     </Encoders>
> 
> 
> Does this mean that the encoder is OMX.TI.DUCATI1.VIDEO.H264E?

Yes, and .MPEG4E too

> So the pipeline would look something like this, right?
> 
> videotestsrc is-live=true do-timestamp=true ! capsfilter
> caps="video/x-raw,width=480,height=640,framerate=30/1" !
> amcvidenc-omxtiducati1videoh264e bitrate=1024 i-frame-interval=8 !
> rtph264pay !
> queue ! udpsink host=192.168.1.104 port=3057

You probably should add a h264parse between encoder and payloader. Other
than that this looks correct.

Also consider using encodebin to automatically select the best usable
elements based on a profile you provide.
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