Android MTK6580 客制化关机充电动画

1.客制化关机充电图片
vendor/mediatek/proprietary/bootable/bootloader/lk/dev/logo/xxx
找到对应分辨率替换

2.调整显示图片位置、大小
vendor/mediatek/proprietary/external/libshowlogo/cust_display.h

3.去掉原充电电池填充及波浪动画
vendor/mediatek/proprietary/bootable/bootloader/lk/lib/libshowlogo/show_animation_common.c
vendor/mediatek/proprietary/external/libshowlogo/show_animation_common.c
//fill_animation_dynamic
//fill_animation_line