First public release of cros-yavta

ChromiumOS Yet Another V4L2 Test Application

cros-yavta is a V4L2 test application (our main usage is camera testing). It is
based on another open source project, yavta, http://git.ideasonboard.org/yavta.git.

== Features
Inheritance from original yavta:
- pure command line tool
- open/close devices; start/stop streaming
- specify resolution, framerate, format, etc.
- get/set control values
- dump raw frames to file

More features:
- display on X window
- simulcast
- dump raw frame to ivf format
- dump decoded frame to ppm or y4m format
- builtin mini web server
  + some basic features from web interface
  + streaming webm (for VP8 format)
- remote server

Change-Id: I15dfa8f952e42071411a2de4ec21c63e54cd0f10
Reviewed-on: https://chromium-review.googlesource.com/290491
Reviewed-by: Wu-cheng Li <wuchengli@chromium.org>
Tested-by: Kuang-che Wu <kcwu@chromium.org>
Commit-Queue: Kuang-che Wu <kcwu@chromium.org>
43 files changed