Change /srv/init.bmp to /etc/graphics/init.png

This commit also enables PNG for the 'fbv' tool.

Author: frederikaalund

OS/buildroot/config.armhf

@@ -762,7 +762,7 @@ BR2_PACKAGE_E2FSPROGS_FSCK=y
 # BR2_PACKAGE_FB_TEST_APP is not set
 # BR2_PACKAGE_FBTERM is not set
 BR2_PACKAGE_FBV=y
-# BR2_PACKAGE_FBV_PNG is not set
+BR2_PACKAGE_FBV_PNG=y
 # BR2_PACKAGE_FBV_JPEG is not set
 # BR2_PACKAGE_FBV_GIF is not set
 # BR2_PACKAGE_FREERDP is not set
@@ -1716,7 +1716,7 @@ BR2_PACKAGE_JPEG_SIMD_SUPPORT=y
 #
 # BR2_PACKAGE_LIBMEDIAART is not set
 # BR2_PACKAGE_LIBMNG is not set
-# BR2_PACKAGE_LIBPNG is not set
+BR2_PACKAGE_LIBPNG=y
 # BR2_PACKAGE_LIBQRENCODE is not set
 # BR2_PACKAGE_LIBRAW is not set
 # BR2_PACKAGE_LIBRSVG is not set

OS/buildroot/overlay/etc/graphics

@@ -0,0 +1 @@
+/media/config/etc/graphics

OS/buildroot/overlay/etc/init.d/S01init_image

@@ -9,7 +9,7 @@ fi
 
 # The 'q' key quits fbv right after the image has been drawn to the
 # framebuffer.
-echo q | fbv /srv/init.bmp
+echo q | fbv /etc/graphics/init.png
 # Turn on the backlight
 echo out > /sys/class/gpio/DIO2_N/direction
 echo 1 > /sys/class/gpio/DIO2_N/value