[Scummvm-cvs-logs] SF.net SVN: scummvm: [28054] scummvm/trunk/tools
sev at users.sourceforge.net
sev at users.sourceforge.net
Fri Jul 13 11:58:40 CEST 2007
Revision: 28054
http://scummvm.svn.sourceforge.net/scummvm/?rev=28054&view=rev
Author: sev
Date: 2007-07-13 02:58:39 -0700 (Fri, 13 Jul 2007)
Log Message:
-----------
Rename AGI palette extractor
Added Paths:
-----------
scummvm/trunk/tools/agi-palex.py
Removed Paths:
-------------
scummvm/trunk/tools/palex.py
Copied: scummvm/trunk/tools/agi-palex.py (from rev 28053, scummvm/trunk/tools/palex.py)
===================================================================
--- scummvm/trunk/tools/agi-palex.py (rev 0)
+++ scummvm/trunk/tools/agi-palex.py 2007-07-13 09:58:39 UTC (rev 28054)
@@ -0,0 +1,185 @@
+#!/usr/bin/python
+# Amiga AGI game palette extractor.
+# Extracts palette from an Amiga AGI game's executable file.
+# Initial version written during summer of 2007 by Buddha^.
+# Somewhat optimized. Adding the preliminary palette test helped speed a lot.
+# FIXME: Doesn't report anything about not found files when some files are found.
+# An example: palex.py SQ2 PQ1 (When file SQ2 exists but PQ1 doesn't)
+import struct, sys, os.path, glob
+
+# Constants
+maxComponentValue = 0xF
+colorsPerPalette = 16
+componentsPerColor = 3
+bytesPerComponent = 2
+bytesPerColor = componentsPerColor * bytesPerComponent
+componentsPerPalette = colorsPerPalette * componentsPerColor
+bytesPerPalette = componentsPerPalette * bytesPerComponent
+encodedBlack = '\x00' * bytesPerColor
+encodedWhite = (('\x00' * (bytesPerComponent - 1)) + ("%c" % maxComponentValue)) * componentsPerColor
+decodedBlack = tuple([0 for x in range(componentsPerColor)])
+decodedWhite = tuple([maxComponentValue for x in range(componentsPerColor)])
+blackColorNum = 0
+whiteColorNum = colorsPerPalette - 1
+encodedBlackStart = blackColorNum * bytesPerColor
+encodedBlackEnd = encodedBlackStart + bytesPerColor
+encodedWhiteStart = whiteColorNum * bytesPerColor
+encodedWhiteEnd = encodedWhiteStart + bytesPerColor
+componentPrintFormat = "0x%1X"
+arraynamePrefix = "amigaPalette"
+
+def isColor12Bit(color):
+ """Is the color 12-bit (i.e. 4 bits per color component)?"""
+ for component in color:
+ if not (0 <= component <= maxComponentValue):
+ return False
+ return True
+
+def printCommentLineList(lines):
+ """Prints list of lines inside a comment"""
+ if len(lines) > 0:
+ if len(lines) == 1:
+ print "// " + lines[0]
+ else:
+ print "/**"
+ for line in lines:
+ print " * " + line
+ print " */"
+
+def printColor(color, tabulate = True, printLastComma = True, newLine = True):
+ """Prints color with optional start tabulation, comma in the end and a newline"""
+ result = ""
+ if tabulate:
+ result = result + "\t"
+ for component in color[:-1]:
+ result = result + ((componentPrintFormat + ", ") % component)
+ result = result + (componentPrintFormat % color[-1])
+ if printLastComma:
+ result = result + ","
+ if newLine:
+ print result
+ else:
+ print result,
+
+def printPalette(palette, filename, arrayname):
+ """Prints out palette as a C-style array"""
+ # Print comments about the palette
+ comments = ["A 16-color, 12-bit RGB palette from an Amiga AGI game."]
+ comments.append("Extracted from file " + os.path.basename(filename))
+ printCommentLineList(comments)
+
+ # Print the palette as a C-style array
+ print "static const unsigned char " + arrayname + "[] = {"
+ for color in palette[:-1]:
+ printColor(color)
+ printColor(palette[-1], printLastComma = False)
+ print("};")
+
+def isAmigaPalette(palette):
+ """Test if the given palette is an Amiga-style palette"""
+ # Palette must be of correct size
+ if len(palette) != colorsPerPalette:
+ return False
+
+ # First palette color must be black and last palette color must be black
+ if palette[whiteColorNum] != decodedWhite or palette[blackColorNum] != decodedBlack:
+ return False
+
+ # All colors must be 12-bit (i.e. 4 bits per color component)
+ for color in palette:
+ if not isColor12Bit(color):
+ return False
+
+ # All colors must be unique
+ if len(set(palette)) != colorsPerPalette:
+ return False
+
+ return True
+
+def preliminaryPaletteTest(data, pos):
+ """Preliminary test for a palette (For speed's sake)."""
+ # Test that palette's last color is white
+ if data[pos + encodedWhiteStart : pos + encodedWhiteEnd] != encodedWhite:
+ return False
+ # Test that palette's first color is black
+ if data[pos + encodedBlackStart : pos + encodedBlackEnd] != encodedBlack:
+ return False
+ return True
+
+def searchForAmigaPalettes(filename):
+ """Search file for Amiga AGI game palettes and return any found unique palettes"""
+ try:
+ file = None
+ foundPalettes = []
+ # Open file and read it into memory
+ file = open(filename, 'rb')
+ data = file.read()
+ palette = [decodedBlack for x in range(colorsPerPalette)]
+ # Search through the whole file
+ for searchPosition in range(len(data) - bytesPerPalette + 1):
+ if preliminaryPaletteTest(data, searchPosition):
+ # Parse possible palette from byte data
+ for colorNum in range(colorsPerPalette):
+ colorStart = searchPosition + colorNum * bytesPerColor
+ colorEnd = colorStart + bytesPerColor
+ # Parse color components as unsigned 16-bit big endian integers
+ color = struct.unpack('>' + 'H' * componentsPerColor, data[colorStart:colorEnd])
+ palette[colorNum] = color
+ # Save good candidates to a list
+ if isAmigaPalette(palette):
+ foundPalettes.append(tuple(palette))
+ # Close source file and return unique found palettes
+ file.close()
+ return set(foundPalettes)
+ except IOError:
+ if file != None:
+ file.close()
+ return None
+
+# The main program starts here
+if len(sys.argv) < 2 or sys.argv[1] == "-h" or sys.argv[1] == "--help":
+ quit("Usage: " + os.path.basename(sys.argv[0]) + " FILE [[FILE] ... [FILE]]\n" \
+ " Searches all FILE parameters for Amiga AGI game palettes\n" \
+ " and prints out any found candidates as C-style arrays\n" \
+ " with sequentially numbered names (" + arraynamePrefix + "1, " + arraynamePrefix + "2 etc).\n" \
+ " Supports wildcards.")
+
+# Get the list of filenames (Works with wildcards too)
+filenameList = []
+for parameter in sys.argv[1:]:
+ filenameList.extend(glob.glob(parameter))
+
+# Go through all the files and search for palettes
+totalPalettesCount = 0
+if len(filenameList) > 0:
+ negativeFiles = []
+ errorFiles = []
+ for filename in filenameList:
+ foundPalettes = searchForAmigaPalettes(filename)
+ if foundPalettes == None:
+ errorFiles.append(filename)
+ elif len(foundPalettes) == 0:
+ negativeFiles.append(filename)
+ else:
+ # Print out the found palettes
+ for palette in foundPalettes:
+ # Print palettes with sequentially numbered array names
+ totalPalettesCount = totalPalettesCount + 1
+ printPalette(palette, filename, arraynamePrefix + str(totalPalettesCount))
+ print "" # Print an extra newline to separate things
+ # Print comment about files we couldn't find any palettes in
+ if len(negativeFiles) > 0:
+ comments = []
+ comments.append("Couldn't find any palettes in the following files:")
+ comments.extend(negativeFiles)
+ printCommentLineList(comments)
+ print "" # Print an extra newline to separate things
+ # Print comment about errors handling files
+ if len(errorFiles) > 0:
+ comments = []
+ comments.append("Error handling the following files:")
+ comments.extend(errorFiles)
+ printCommentLineList(comments)
+ print "" # Print an extra newline to separate things
+else:
+ printCommentLineList(["No files found"])
Deleted: scummvm/trunk/tools/palex.py
===================================================================
--- scummvm/trunk/tools/palex.py 2007-07-13 06:07:28 UTC (rev 28053)
+++ scummvm/trunk/tools/palex.py 2007-07-13 09:58:39 UTC (rev 28054)
@@ -1,185 +0,0 @@
-#!/usr/bin/python
-# Amiga AGI game palette extractor.
-# Extracts palette from an Amiga AGI game's executable file.
-# Initial version written during summer of 2007 by Buddha^.
-# Somewhat optimized. Adding the preliminary palette test helped speed a lot.
-# FIXME: Doesn't report anything about not found files when some files are found.
-# An example: palex.py SQ2 PQ1 (When file SQ2 exists but PQ1 doesn't)
-import struct, sys, os.path, glob
-
-# Constants
-maxComponentValue = 0xF
-colorsPerPalette = 16
-componentsPerColor = 3
-bytesPerComponent = 2
-bytesPerColor = componentsPerColor * bytesPerComponent
-componentsPerPalette = colorsPerPalette * componentsPerColor
-bytesPerPalette = componentsPerPalette * bytesPerComponent
-encodedBlack = '\x00' * bytesPerColor
-encodedWhite = (('\x00' * (bytesPerComponent - 1)) + ("%c" % maxComponentValue)) * componentsPerColor
-decodedBlack = tuple([0 for x in range(componentsPerColor)])
-decodedWhite = tuple([maxComponentValue for x in range(componentsPerColor)])
-blackColorNum = 0
-whiteColorNum = colorsPerPalette - 1
-encodedBlackStart = blackColorNum * bytesPerColor
-encodedBlackEnd = encodedBlackStart + bytesPerColor
-encodedWhiteStart = whiteColorNum * bytesPerColor
-encodedWhiteEnd = encodedWhiteStart + bytesPerColor
-componentPrintFormat = "0x%1X"
-arraynamePrefix = "amigaPalette"
-
-def isColor12Bit(color):
- """Is the color 12-bit (i.e. 4 bits per color component)?"""
- for component in color:
- if not (0 <= component <= maxComponentValue):
- return False
- return True
-
-def printCommentLineList(lines):
- """Prints list of lines inside a comment"""
- if len(lines) > 0:
- if len(lines) == 1:
- print "// " + lines[0]
- else:
- print "/**"
- for line in lines:
- print " * " + line
- print " */"
-
-def printColor(color, tabulate = True, printLastComma = True, newLine = True):
- """Prints color with optional start tabulation, comma in the end and a newline"""
- result = ""
- if tabulate:
- result = result + "\t"
- for component in color[:-1]:
- result = result + ((componentPrintFormat + ", ") % component)
- result = result + (componentPrintFormat % color[-1])
- if printLastComma:
- result = result + ","
- if newLine:
- print result
- else:
- print result,
-
-def printPalette(palette, filename, arrayname):
- """Prints out palette as a C-style array"""
- # Print comments about the palette
- comments = ["A 16-color, 12-bit RGB palette from an Amiga AGI game."]
- comments.append("Extracted from file " + os.path.basename(filename))
- printCommentLineList(comments)
-
- # Print the palette as a C-style array
- print "static const unsigned char " + arrayname + "[] = {"
- for color in palette[:-1]:
- printColor(color)
- printColor(palette[-1], printLastComma = False)
- print("};")
-
-def isAmigaPalette(palette):
- """Test if the given palette is an Amiga-style palette"""
- # Palette must be of correct size
- if len(palette) != colorsPerPalette:
- return False
-
- # First palette color must be black and last palette color must be black
- if palette[whiteColorNum] != decodedWhite or palette[blackColorNum] != decodedBlack:
- return False
-
- # All colors must be 12-bit (i.e. 4 bits per color component)
- for color in palette:
- if not isColor12Bit(color):
- return False
-
- # All colors must be unique
- if len(set(palette)) != colorsPerPalette:
- return False
-
- return True
-
-def preliminaryPaletteTest(data, pos):
- """Preliminary test for a palette (For speed's sake)."""
- # Test that palette's last color is white
- if data[pos + encodedWhiteStart : pos + encodedWhiteEnd] != encodedWhite:
- return False
- # Test that palette's first color is black
- if data[pos + encodedBlackStart : pos + encodedBlackEnd] != encodedBlack:
- return False
- return True
-
-def searchForAmigaPalettes(filename):
- """Search file for Amiga AGI game palettes and return any found unique palettes"""
- try:
- file = None
- foundPalettes = []
- # Open file and read it into memory
- file = open(filename, 'rb')
- data = file.read()
- palette = [decodedBlack for x in range(colorsPerPalette)]
- # Search through the whole file
- for searchPosition in range(len(data) - bytesPerPalette + 1):
- if preliminaryPaletteTest(data, searchPosition):
- # Parse possible palette from byte data
- for colorNum in range(colorsPerPalette):
- colorStart = searchPosition + colorNum * bytesPerColor
- colorEnd = colorStart + bytesPerColor
- # Parse color components as unsigned 16-bit big endian integers
- color = struct.unpack('>' + 'H' * componentsPerColor, data[colorStart:colorEnd])
- palette[colorNum] = color
- # Save good candidates to a list
- if isAmigaPalette(palette):
- foundPalettes.append(tuple(palette))
- # Close source file and return unique found palettes
- file.close()
- return set(foundPalettes)
- except IOError:
- if file != None:
- file.close()
- return None
-
-# The main program starts here
-if len(sys.argv) < 2 or sys.argv[1] == "-h" or sys.argv[1] == "--help":
- quit("Usage: " + os.path.basename(sys.argv[0]) + " FILE [[FILE] ... [FILE]]\n" \
- " Searches all FILE parameters for Amiga AGI game palettes\n" \
- " and prints out any found candidates as C-style arrays\n" \
- " with sequentially numbered names (" + arraynamePrefix + "1, " + arraynamePrefix + "2 etc).\n" \
- " Supports wildcards.")
-
-# Get the list of filenames (Works with wildcards too)
-filenameList = []
-for parameter in sys.argv[1:]:
- filenameList.extend(glob.glob(parameter))
-
-# Go through all the files and search for palettes
-totalPalettesCount = 0
-if len(filenameList) > 0:
- negativeFiles = []
- errorFiles = []
- for filename in filenameList:
- foundPalettes = searchForAmigaPalettes(filename)
- if foundPalettes == None:
- errorFiles.append(filename)
- elif len(foundPalettes) == 0:
- negativeFiles.append(filename)
- else:
- # Print out the found palettes
- for palette in foundPalettes:
- # Print palettes with sequentially numbered array names
- totalPalettesCount = totalPalettesCount + 1
- printPalette(palette, filename, arraynamePrefix + str(totalPalettesCount))
- print "" # Print an extra newline to separate things
- # Print comment about files we couldn't find any palettes in
- if len(negativeFiles) > 0:
- comments = []
- comments.append("Couldn't find any palettes in the following files:")
- comments.extend(negativeFiles)
- printCommentLineList(comments)
- print "" # Print an extra newline to separate things
- # Print comment about errors handling files
- if len(errorFiles) > 0:
- comments = []
- comments.append("Error handling the following files:")
- comments.extend(errorFiles)
- printCommentLineList(comments)
- print "" # Print an extra newline to separate things
-else:
- printCommentLineList(["No files found"])
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