remove profile stuff from install-gaia target and add a screenshot ta…

…rget

Makefile

@@ -8,31 +8,38 @@ mochitest:
 	test -L $(INJECTED_GAIA) || ln -s $(GAIA) $(INJECTED_GAIA)
 	TEST_PATH=$(TEST_PATH) make -C $(MOZ_OBJDIR) mochitest-browser-chrome EXTRA_TEST_ARGS=--browser-arg=""
 
+# The targets below all require adb
+# It should be in your path somewhere, or you can edit this line
+# to specify its location.
+ADB=adb
+
+
 # If your gaia/ directory is a sub-directory of the B2G directory, then
 # you should use the install-gaia target of the B2G Makefile. But if you're
 # working on just gaia itself, and you already have B2G firmware on your
 # phone, and you have adb in your path, then you can use this target to
 # update the gaia files and reboot your phone
-ADB=adb
 
 PROFILE := $$($(ADB) shell ls -d /data/b2g/mozilla/*.default | tr -d '\r')
 PROFILE_DATA := profile
 .PHONY: install-gaia
 install-gaia: 
 	$(ADB) start-server
-	@for file in $$(ls $(PROFILE_DATA)); \
-	do \
-		data=$${file##*/}; \
-		echo Copying $$data; \
-		$(ADB) shell rm -r $(PROFILE)/$$data; \
-		$(ADB) push profile/$$data $(PROFILE)/$$data; \
-	done
+	$(ADB) shell rm -r /data/local/*
 	@for i in $$(ls); do $(ADB) push $$i /data/local/$$i; done
-	echo 'Rebooting phone now'
+	@echo 'Rebooting phone now'
 	$(ADB) reboot
 
-# Erase all the indexedDB databases on the phone, so 
-# apps have to rebuild them.
+# Erase all the indexedDB databases on the phone, so apps have to rebuild them.
 .PHONY: delete-databases
 delete-databases:
-	$(ADB) shell rm -r /data/b2g/mozilla/*.default/indexedDB/*
+	$(ADB) shell rm -r /data/b2g/mozilla/*.default/indexedDB/*
+
+# Take a screenshot of the device and put it in screenshot.png
+.PHONY: screenshot
+screenshot:
+	mkdir screenshotdata
+	adb pull /dev/graphics/fb0 screenshotdata/fb0 
+	dd bs=1920 count=800 if=screenshotdata/fb0 of=screenshotdata/fb0b
+	ffmpeg -vframes 1 -vcodec rawvideo -f rawvideo -pix_fmt rgb32 -s 480x800 -i screenshotdata/fb0b -f image2 -vcodec png screenshot.png
+	rm -rf screenshotdata