[Gstreamer-openmax] New project announcement: gst-dsp, with beagleboard demo image
felipe.contreras at gmail.com
Tue Oct 13 02:49:57 PDT 2009
On Tue, Oct 13, 2009 at 12:31 AM, Felipe Contreras
<felipe.contreras at gmail.com> wrote:
> This is the first public release of gst-dsp; a native GStreamer plug-in to
> access Texas Instruments' DSP algorithms for OMAP3 platforms.
> The code came originally from a series of TI projects: tiopenmax, and
> libbridge. gst-dsp replaces these two layers and talks directly to the DSP
> bridge driver.
> The main advantages are code simplification (5k vs 50k), and better performance
> (at least 4 times less CPU usage). However, not all of the codecs have been
> implemented, only MPEG-4 and H.263 video encoders and decoders, the JPEG
> encoder, and H.264 is partially supported.
> Currently it's used in the Nokia N900.
> In order to make it easier for people to try it out, I created a demo image for
> the beagleboard with all the required components: GStreamer, gst-dsp, DSP
> public binaries, and a kernel with DSS2 and DSP bridge driver.
> The linux kernel (DSS2 + dspbridge) is at the v2.6.32-felipec1 tag in:
> The DSP algorithms are public, and come from tiopenmax:
> Here's the demo rootfs with the kernel image and instructions:
> And here's the video showing it on action for both playback and recording:
I removed the video because of a bug in YouTube and uploaded it again:
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