Canvas dumping, rename nocache to no-cache

ifstools/handlers/TexFolder.py

@@ -1,25 +1,75 @@
+from io import BytesIO
+
 from kbinxml import KBinXML
+from tqdm import tqdm
+from PIL import Image, ImageDraw
 
 from . import MD5Folder, ImageFile, GenericFile
+from .ImageDecoders import cachable_formats
 
 class TextureList(GenericFile):
     def _load_from_filesystem(self):
         raw = GenericFile._load_from_filesystem(self)
         k = KBinXML(raw)
-        # force the only type we can compress
+        # fallback to a type we can encode
         for tex in k.xml_doc.iterchildren():
+            if tex.attrib['format'] not in cachable_formats:
                 tex.attrib['format'] = 'argb8888rev'
 
         return k.to_binary()
 
+class ImageCanvas(GenericFile):
+    def __init__(self, name, size, images, parent):
+        self.name = '_canvas_{}.png'.format(name)
+        self._packed_name = self.name
+        self.time = parent.time
+        self.path = parent.path
+
+        self.images = images
+        self.img_size = size
+        self.bbox = False
+
+    def extract(self, base, dump_canvas = False, draw_bbox = False, **kwargs):
+        self.bbox = draw_bbox
+        if dump_canvas:
+            GenericFile.extract(self, base, **kwargs)
+
+    def load(self, convert_kbin = False):
+        ''' Makes the canvas.
+            This could be far speedier if it copied raw pixels, but that would
+            take far too much time to write vs using Image inbuilts '''
+        im = Image.new('RGBA', self.img_size)
+        if self.bbox:
+            draw = ImageDraw.Draw(im)
+
+        for sprite in self.images:
+            data = sprite.load()
+            sprite_im = Image.open(BytesIO(data))
+
+            size = [x//2 for x in sprite.imgrect]
+            im.paste(sprite_im, (size[0], size[2]))
+            if self.bbox:
+                draw.rectangle((size[0], size[2], size[1], size[3]), outline='red')
+
+        del draw
+        b = BytesIO()
+        im.save(b, format = 'PNG')
+        return b.getvalue()
+
+    # since it's basically metadata, we ignore similarly to _cache
+    def repack(self, manifest, data_blob, tqdm_progress, **kwargs):
+        return
+
 class TexFolder(MD5Folder):
     def __init__(self, ifs_data, obj, parent = None, path = '', name = '', supers = None):
         MD5Folder.__init__(self, ifs_data, obj, parent, path, name, supers, 'image', '.png')
 
     def tree_complete(self):
         MD5Folder.tree_complete(self)
+
         if '_cache' in self.folders:
             self.folders.pop('_cache')
+
         if not self.info_kbin:
             return
 
@@ -32,12 +82,17 @@ class TexFolder(MD5Folder):
         for tex in self.info_kbin.xml_doc.iterchildren():
             folder = tex.attrib['name']
             fmt = tex.attrib['format']
+            canvas_contents = []
+            canvas_size = None
             for indiv in tex.iterchildren():
                 if indiv.tag == 'size':
-                    continue
+                    canvas_size = self._split_ints(indiv.text)
                 elif indiv.tag == 'image':
                     name = indiv.attrib['name'] + '.png'
                     if name in self.files:
                         ImageFile.upgrade_generic(self.files[name], indiv, fmt, self.compress)
+                        canvas_contents.append(self.files[name])
                 else:
-                    print('Unknown texturelist.xml element {}'.format(indiv.tag))
+                    tqdm.write('Unknown texturelist.xml element {}'.format(indiv.tag))
+            canvas = ImageCanvas(folder, canvas_size, canvas_contents, self)
+            self.files[canvas.name] = canvas

ifstools/handlers/__init__.py

@@ -6,4 +6,4 @@ from .ImageFile import ImageFile
 from .GenericFolder import GenericFolder
 from .MD5Folder import MD5Folder
 from .AfpFolder import AfpFolder
-from .TexFolder import TexFolder
+from .TexFolder import TexFolder, ImageCanvas

ifstools/ifs.py

@@ -11,7 +11,7 @@ from tqdm import tqdm
 from kbinxml import KBinXML
 from kbinxml.bytebuffer import ByteBuffer
 
-from .handlers import GenericFolder, MD5Folder, ImageFile
+from .handlers import GenericFolder, MD5Folder, ImageFile, ImageCanvas
 from . import utils
 
 SIGNATURE = 0x6CAD8F89
@@ -143,7 +143,14 @@ class IFS:
 
         # build the tree
         for folder in self.tree.all_folders:
-            if tex_only and folder.name != 'tex':
+            if tex_only and folder.name == 'tex':
+                self.tree = folder
+                # make it root to discourage repacking
+                folder.name = ''
+                for f in folder.all_files:
+                    f.path = ''
+                break
+            elif tex_only:
                 continue
             f_path = join(path, folder.full_path)
             utils.mkdir_silent(f_path)
@@ -151,7 +158,7 @@ class IFS:
 
         # extract the files
         for f in tqdm(self.tree.all_files):
-            if tex_only and not isinstance(f, ImageFile):
+            if tex_only and not isinstance(f, ImageFile) and not isinstance(f, ImageCanvas):
                 continue
             f.extract(path, **kwargs)
             if progress:

ifstools/ifstools.py

@@ -41,7 +41,9 @@ def main():
     parser.add_argument('-y', action='store_true', help='don\'t prompt for file/folder overwrite', dest='overwrite')
     parser.add_argument('-o', default='.', help='output directory', dest='out_dir')
     parser.add_argument('--tex-only', action='store_true', help='only extract textures', dest='tex_only')
-    parser.add_argument('--nocache', action='store_false', help='ignore texture cache, recompress all', dest='use_cache')
+    parser.add_argument('-c', '--canvas', action='store_true', help='dump the image canvas as defined by the texturelist.xml in _canvas.png', dest='dump_canvas')
+    parser.add_argument('--bounds', action='store_true', help='draw image bounds on the exported canvas in red', dest='draw_bbox')
+    parser.add_argument('--no-cache', action='store_false', help='ignore texture cache, recompress all', dest='use_cache')
     parser.add_argument('-m', '--extract-manifest', action='store_true', help='extract the IFS manifest for inspection', dest='extract_manifest')
     parser.add_argument('-s', '--silent', action='store_false', dest='progress',
                        help='don\'t display files as they are processed')