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|
#!/bin/sh
# Copyright (c) 2012 The Chromium OS Authors. All rights reserved.
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.
# Prepares image resources into output folder.
# Composition settings
BACKGROUND_COLOR=white
# The only file that uses different scaling parameter.
BACKGROUND_IMAGE=Background_white.png
# Output file name.
BMPBLK_OUTPUT="bmpblock.bin"
die() {
echo "ERROR: $*" >&2
exit 1
}
convert_to_bmp3() {
local input="$1"
local folder="$2"
local param="$3"
local output="$(basename "$input")"
# Always output as .bmp
output="${output%.*}.bmp"
mkdir -p "$folder"
# When input has Alpha channel, we need to fill the background properly
# otherwise ImageMagick will fill it with black. The operation (-flatten) is
# so slow so we only want to do that if the input source really has
# transparency.
if [ "$#" -gt 3 ]; then
flatten="$4"
else
# Auto-detect
if [ "$(identify -format "%A" "$input")" = "True" ]; then
flatten="-background $BACKGROUND_COLOR -flatten"
else
flatten=""
fi
fi
echo "$input -> $folder/$output $flatten"
convert "$input" $flatten \
-compress none -alpha off -colors 256 \
$param "BMP3:$folder/$output"
# ImageMagic quantization may choose arbitrary color depth, even if we assign
# -depth or -colors; so a single-color background may become 1 bit per pixel
# after convertion. To workaround that, we use Python Image Library which
# always generates 8bpp BMP file.
# TODO(hungte) Find a better way to decide if PIL is required. Unfortunately,
# ImageMagic identify "%z" is not always what we're looking for...
local fn="$folder/$output"
local param="'P', dither=None, palette=Image.ADAPTIVE"
python -c "import Image; Image.open('$fn').convert($param).save('$fn')"
}
main() {
local profile="$1"
local output="out_$1"
local scale_param="" background_scale_param="" replace_files=""
local base locale X
# Currently we use image resources originally designed for 1366x768, and
# re-scale to different aspects on demand.
case "$profile" in
std )
# Standard: profile with all default values.
true
;;
s800 )
# "Streched 800x600". Designed for x86 UEFI BIOS (and coreboot), which
# always puts display into VESA 800x600 16-bit mode (0x0114), and is
# stretched to fill the entire screen.
scale_param="-scale 59%x78%"
background_scale_param="-scale 800x600!"
;;
s1024 )
# Similar to s800, using VESA graphics mode 1024x768 (0x0117).
scale_param="-scale 75%x100%"
background_scale_param="-scale 1024x768!"
;;
s1024usb2 )
# Similar to s1024, and can only boot recovery by SD card or USB2.
scale_param="-scale 75%x100%"
background_scale_param="-scale 1024x768!"
replace_files="insert=insert_sd_usb2"
;;
# TODO(hungte) Add 1280x1024 (0x11A) profiles.
* )
die "Sorry, unknown profile $profile."
esac
# Prepare output folder
rm -rf "$output"
mkdir -p "$output"
# Prepare images in current folder
# TODO(hungte) Deprecate arrow*.bmp by markup ◀ and ▶, and
# Url.bmp by <span foreground="blue">http://</span>.
for X in *.png assets/*.png; do
if [ "$X" = "$BACKGROUND_IMAGE" ]; then
convert_to_bmp3 "$X" "$output" "$background_scale_param"
else
convert_to_bmp3 "$X" "$output" "$scale_param"
fi
done
# Prepares strings and localized images. All these images were rendered by
# pango-view and should not have transparency, so we specify flatten="" to
# speed up.
echo "Preparing common strings..."
base="../strings"
for X in $base/*.png; do
convert_to_bmp3 "$X" "$output" "$scale_param" ""
done
echo "Preparing localized messages... $LOCALES"
base="../strings/localized_text"
if [ -z "$LOCALES" ]; then
# Collect all locales
for X in $(cd $base; ls); do
if [ -d "$base/$X" ]; then
LOCALES="${LOCALES}${X} "
fi
done
echo "Found locales: $LOCALES"
fi
for locale in $LOCALES; do
# Prepare all locales.
for X in $base/$locale/*.png; do
convert_to_bmp3 "$X" "$output/locale/$locale" "$scale_param" ""
done
done
if [ -n "$replace_files" ]; then
echo "Replacing files..."
echo "$replace_files" | while read X; do
local Xdest="${X%%=*}" Xsrc="${X##*=}" Xfile=""
echo " $Xsrc => $Xdest"
for Xfile in $(find "$output" -name "$Xsrc.bmp"); do
echo " * $Xfile"
mv "$Xfile" "$(dirname "$Xfile")/$Xdest.bmp"
done
done
fi
echo "Preparing fonts..."
base="../strings/font"
for X in $base/*.png; do
convert_to_bmp3 "$X" "$output/font" "$scale_param" ""
done
bmpblk_font --outfile "$output/hwid_fonts.bin" "$output"/font/*.bmp
# Create YAML file.
(cd "$output" && ../make_default_yaml $LOCALES)
# Compile bitmap block file.
(cd "$output" && bmpblk_utility -c DEFAULT.yaml $BMPBLK_OUTPUT)
ls -l "$output/$BMPBLK_OUTPUT"
}
set -e
main "$@"
|
