Compdigitec Labs

Mobile

Android native AudioTrack vs amem performance

Sunday, March 11th, 2012

VLC for Android pre-alpha benchmarks (March 11, 2012) for two audio outputs. Specs and method are the same as in the audio benchmarks. Sample First 30 seconds of testfile.mp3 Results amem Mean: 13.24% Median: 11.30% Mode: 10.7% Native AudioTrack Mean: 11.87% Median: 10.40% Mode: 10.7% amem AudioTrack Conclusion Although there is not much of a […]

Android video codec benchmark

Sunday, February 19th, 2012

VLC for Android pre-alpha benchmarks (Feb 19, 2012) for various video codecs. Specs and method are the same as in the audio benchmarks. OGV Theora sample First 40 seconds of ogv_theora_codec_sample.ogv Results – libtheora libtheora Mean: 57.02% Median: 57.35% Mode: 56.3% libavcodec Mean: 63.13% Median: 64.75% Mode: N/A ogv with libtheora ogv with libavcodec

Android codec benchmarks

Wednesday, February 1st, 2012

VLC for Android pre-alpha benchmarks (Feb 1, 2012) for various audio codecs. Skip to Ogg files AC3 files DTS files Specs Motorola XT300 – Android 2.1, 500 Mhz, 256 MB, rooted with busybox, Qualcomm MSM7225 (ARM1136EJ-S core, ARMv6TEJ architecture, no NEON extensions) /proc/cpuinfo output Method Ogg files Comparing three popular codecs for decoding OGG vorbis […]

VLC pre-alpha for Android 2.1 – Jan 2, 2012

Monday, January 2nd, 2012

Will post a how-to compile guide later, just wanted to upload the binaries that I am working on through GCI for purpose of testing, along with screenshots. If in doubt, download the first one (VLC-debug.apk). VLC-debug.apk (7.4MB, alternate download) VLC-debug-unaligned.apk (7.4MB, alternate download) Screenshots

Compiling GNU Bash 4.x for Android 2.x

Sunday, September 4th, 2011

Updated (2012-02-04): Updated to Bash 4.2 and included source code used to compile. GNU Bash (the GNU Bourne Again Shell) is the standard shell on most desktop and server distributions of Linux. As a result, we can download bash source code and compile the Bash shell for use on Android devices to replace default /bin/sh […]

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