Document updated

README.txt

@@ -1,43 +1,67 @@
-Prerequisites: 
+### Prerequisites
+
 - git
+
 - QT framework (any version above 4.2 should work)
 Only for unit testing(developers):
 - google mock framework: http://code.google.com/p/googlemock/
 
-Build instructions:
+
+### Build instructions
+
 - Checkout project
+
 -- git clone git://github.com/marcogulino/AndroidUsbCamera.git
+
 OR
+
 -- git clone http://github.com/marcogulino/AndroidUsbCamera.git
 
 - create a build directory (can be in any place, let's assume it's in
   AndroidUsbCamera/build):
--- cd AndroidUsbCamera; mkdir build
+
+ -- cd AndroidUsbCamera; mkdir build
 
 - configure the project with cmake:
+
 -- cd build; cmake ../
+
 - build the project:
+
 -- make
-Optional:
+
+### Optional
+
 - Run the tests (build only if CMAKE_BUILD_TYPE is debug):
+
 -- make test (or just type ctest)
 
 to have a better output with failing tests, setting the environment variable:
 - CTEST_OUTPUT_ON_FAILURE=1
 can greatly help.
 
-Usage:
+### Usage
+
 - first of all, start USB Webcamera application on your phone
+
 - forward tcp connections with adb:
+
 -- adb forward tcp:8080 tcp:8080
 
 - Load vloopback module (sources and instructions: http://www.lavrsen.dk/twiki/bin/view/Motion/VideoFourLinuxLoopbackDevice)
+
 -- modprobe vloopback
+
 - Find the video output device
+
 -- dmesg | grep vloopback
+
 -- look for a string like "[vloopback_init] : Loopback 0 registered, input: video0, output: video1
+
 -- in this case, /dev/video0 is your video output device
+
 - load AndroidUsbCamera application:
+
 -- AndroidUsbCamera /dev/video0