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Merge pull request #4697 from nulano/docs-imageshow
This commit is contained in:
Hugo van Kemenade
GitHub
commit
92561bdcdc
36
docs/PIL.rst
36
docs/PIL.rst
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@ -4,6 +4,14 @@ PIL Package (autodoc of remaining modules)
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Reference for modules whose documentation has not yet been ported or written
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can be found here.
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:mod:`PIL` Module
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-----------------
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.. py:module:: PIL
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.. autoexception:: UnidentifiedImageError
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:show-inheritance:
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:mod:`BdfFontFile` Module
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-------------------------
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@ -52,21 +60,12 @@ can be found here.
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:undoc-members:
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:show-inheritance:
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.. intentionally skipped documenting this because it's not documented anywhere
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:mod:`ImageDraw2` Module
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------------------------
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.. automodule:: PIL.ImageDraw2
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:members:
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:undoc-members:
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:show-inheritance:
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:mod:`ImageShow` Module
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-----------------------
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.. automodule:: PIL.ImageShow
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:members:
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:member-order: bysource
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:undoc-members:
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:show-inheritance:
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@ -78,14 +77,6 @@ can be found here.
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:undoc-members:
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:show-inheritance:
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:mod:`JpegPresets` Module
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-------------------------
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.. automodule:: PIL.JpegPresets
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:members:
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:undoc-members:
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:show-inheritance:
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:mod:`PaletteFile` Module
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-------------------------
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@ -140,12 +131,3 @@ can be found here.
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:members:
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:undoc-members:
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:show-inheritance:
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:mod:`_binary` Module
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---------------------
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.. automodule:: PIL._binary
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:members:
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:undoc-members:
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:show-inheritance:
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@ -22,7 +22,7 @@ import sphinx_rtd_theme
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# -- General configuration ------------------------------------------------
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# If your documentation needs a minimal Sphinx version, state it here.
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# needs_sphinx = '1.0'
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needs_sphinx = "2.4"
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# Add any Sphinx extension module names here, as strings. They can be
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# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
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@ -7,7 +7,8 @@
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The :py:mod:`ExifTags` module exposes two dictionaries which
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provide constants and clear-text names for various well-known EXIF tags.
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.. py:class:: PIL.ExifTags.TAGS
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.. py:data:: TAGS
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:type: dict
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The TAG dictionary maps 16-bit integer EXIF tag enumerations to
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descriptive string names. For instance:
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@ -16,7 +17,8 @@ provide constants and clear-text names for various well-known EXIF tags.
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>>> TAGS[0x010e]
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'ImageDescription'
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.. py:class:: PIL.ExifTags.GPSTAGS
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.. py:data:: GPSTAGS
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:type: dict
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The GPSTAGS dictionary maps 8-bit integer EXIF gps enumerations to
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descriptive string names. For instance:
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@ -124,7 +124,7 @@ Example: Draw Multiline Text
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Functions
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---------
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.. py:class:: PIL.ImageDraw.Draw(im, mode=None)
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.. py:method:: Draw(im, mode=None)
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Creates an object that can be used to draw in the given image.
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@ -140,13 +140,13 @@ Functions
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Methods
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-------
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.. py:method:: PIL.ImageDraw.ImageDraw.getfont()
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.. py:method:: ImageDraw.getfont()
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Get the current default font.
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:returns: An image font.
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.. py:method:: PIL.ImageDraw.ImageDraw.arc(xy, start, end, fill=None, width=0)
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.. py:method:: ImageDraw.arc(xy, start, end, fill=None, width=0)
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Draws an arc (a portion of a circle outline) between the start and end
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angles, inside the given bounding box.
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@ -162,7 +162,7 @@ Methods
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.. versionadded:: 5.3.0
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.. py:method:: PIL.ImageDraw.ImageDraw.bitmap(xy, bitmap, fill=None)
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.. py:method:: ImageDraw.bitmap(xy, bitmap, fill=None)
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Draws a bitmap (mask) at the given position, using the current fill color
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for the non-zero portions. The bitmap should be a valid transparency mask
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@ -173,7 +173,7 @@ Methods
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To paste pixel data into an image, use the
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:py:meth:`~PIL.Image.Image.paste` method on the image itself.
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.. py:method:: PIL.ImageDraw.ImageDraw.chord(xy, start, end, fill=None, outline=None, width=1)
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.. py:method:: ImageDraw.chord(xy, start, end, fill=None, outline=None, width=1)
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Same as :py:meth:`~PIL.ImageDraw.ImageDraw.arc`, but connects the end points
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with a straight line.
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@ -187,7 +187,7 @@ Methods
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.. versionadded:: 5.3.0
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.. py:method:: PIL.ImageDraw.ImageDraw.ellipse(xy, fill=None, outline=None, width=1)
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.. py:method:: ImageDraw.ellipse(xy, fill=None, outline=None, width=1)
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Draws an ellipse inside the given bounding box.
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@ -200,9 +200,9 @@ Methods
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.. versionadded:: 5.3.0
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.. py:method:: PIL.ImageDraw.ImageDraw.line(xy, fill=None, width=0, joint=None)
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.. py:method:: ImageDraw.line(xy, fill=None, width=0, joint=None)
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Draws a line between the coordinates in the **xy** list.
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Draws a line between the coordinates in the ``xy`` list.
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:param xy: Sequence of either 2-tuples like ``[(x, y), (x, y), ...]`` or
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numeric values like ``[x, y, x, y, ...]``.
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@ -216,7 +216,7 @@ Methods
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.. versionadded:: 5.3.0
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.. py:method:: PIL.ImageDraw.ImageDraw.pieslice(xy, start, end, fill=None, outline=None, width=1)
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.. py:method:: ImageDraw.pieslice(xy, start, end, fill=None, outline=None, width=1)
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Same as arc, but also draws straight lines between the end points and the
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center of the bounding box.
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@ -233,7 +233,7 @@ Methods
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.. versionadded:: 5.3.0
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.. py:method:: PIL.ImageDraw.ImageDraw.point(xy, fill=None)
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.. py:method:: ImageDraw.point(xy, fill=None)
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Draws points (individual pixels) at the given coordinates.
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@ -241,7 +241,7 @@ Methods
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numeric values like ``[x, y, x, y, ...]``.
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:param fill: Color to use for the point.
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.. py:method:: PIL.ImageDraw.ImageDraw.polygon(xy, fill=None, outline=None)
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.. py:method:: ImageDraw.polygon(xy, fill=None, outline=None)
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Draws a polygon.
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@ -254,7 +254,7 @@ Methods
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:param outline: Color to use for the outline.
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:param fill: Color to use for the fill.
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.. py:method:: PIL.ImageDraw.ImageDraw.rectangle(xy, fill=None, outline=None, width=1)
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.. py:method:: ImageDraw.rectangle(xy, fill=None, outline=None, width=1)
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Draws a rectangle.
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@ -267,13 +267,13 @@ Methods
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.. versionadded:: 5.3.0
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.. py:method:: PIL.ImageDraw.ImageDraw.shape(shape, fill=None, outline=None)
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.. py:method:: ImageDraw.shape(shape, fill=None, outline=None)
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.. warning:: This method is experimental.
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Draw a shape.
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.. py:method:: PIL.ImageDraw.ImageDraw.text(xy, text, fill=None, font=None, anchor=None, spacing=4, align="left", direction=None, features=None, language=None, stroke_width=0, stroke_fill=None)
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.. py:method:: ImageDraw.text(xy, text, fill=None, font=None, anchor=None, spacing=4, align="left", direction=None, features=None, language=None, stroke_width=0, stroke_fill=None)
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Draws the string at the given position.
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@ -325,7 +325,7 @@ Methods
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.. versionadded:: 6.2.0
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.. py:method:: PIL.ImageDraw.ImageDraw.multiline_text(xy, text, fill=None, font=None, anchor=None, spacing=4, align="left", direction=None, features=None, language=None)
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.. py:method:: ImageDraw.multiline_text(xy, text, fill=None, font=None, anchor=None, spacing=4, align="left", direction=None, features=None, language=None)
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Draws the string at the given position.
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@ -362,7 +362,7 @@ Methods
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.. versionadded:: 6.0.0
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.. py:method:: PIL.ImageDraw.ImageDraw.textsize(text, font=None, spacing=4, direction=None, features=None, language=None, stroke_width=0)
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.. py:method:: ImageDraw.textsize(text, font=None, spacing=4, direction=None, features=None, language=None, stroke_width=0)
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Return the size of the given string, in pixels.
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@ -401,7 +401,7 @@ Methods
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.. versionadded:: 6.2.0
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.. py:method:: PIL.ImageDraw.ImageDraw.multiline_textsize(text, font=None, spacing=4, direction=None, features=None, language=None, stroke_width=0)
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.. py:method:: ImageDraw.multiline_textsize(text, font=None, spacing=4, direction=None, features=None, language=None, stroke_width=0)
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Return the size of the given string, in pixels.
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@ -439,7 +439,7 @@ Methods
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.. versionadded:: 6.2.0
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.. py:method:: PIL.ImageDraw.getdraw(im=None, hints=None)
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.. py:method:: getdraw(im=None, hints=None)
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.. warning:: This method is experimental.
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@ -450,7 +450,7 @@ Methods
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:param hints: An optional list of hints.
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:returns: A (drawing context, drawing resource factory) tuple.
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.. py:method:: PIL.ImageDraw.floodfill(image, xy, value, border=None, thresh=0)
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.. py:method:: floodfill(image, xy, value, border=None, thresh=0)
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.. warning:: This method is experimental.
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|
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@ -29,7 +29,8 @@ Classes
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All enhancement classes implement a common interface, containing a single
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method:
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.. py:class:: PIL.ImageEnhance._Enhance
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.. py:class:: _Enhance
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.. py:method:: enhance(factor)
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Returns an enhanced image.
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@ -40,7 +41,7 @@ method:
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etc), and higher values more. There are no restrictions
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on this value.
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.. py:class:: PIL.ImageEnhance.Color(image)
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.. py:class:: Color(image)
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Adjust image color balance.
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@ -49,7 +50,7 @@ method:
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factor of 0.0 gives a black and white image. A factor of 1.0 gives
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the original image.
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.. py:class:: PIL.ImageEnhance.Contrast(image)
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.. py:class:: Contrast(image)
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Adjust image contrast.
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@ -57,7 +58,7 @@ method:
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to the contrast control on a TV set. An enhancement factor of 0.0
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gives a solid grey image. A factor of 1.0 gives the original image.
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.. py:class:: PIL.ImageEnhance.Brightness(image)
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.. py:class:: Brightness(image)
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Adjust image brightness.
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@ -65,7 +66,7 @@ method:
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enhancement factor of 0.0 gives a black image. A factor of 1.0 gives the
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original image.
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.. py:class:: PIL.ImageEnhance.Sharpness(image)
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.. py:class:: Sharpness(image)
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Adjust image sharpness.
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|
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27
docs/reference/ImageShow.rst
Normal file
27
docs/reference/ImageShow.rst
Normal file
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@ -0,0 +1,27 @@
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.. py:module:: PIL.ImageShow
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.. py:currentmodule:: PIL.ImageShow
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:py:mod:`ImageShow` Module
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==========================
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The :py:mod:`ImageShow` Module is used to display images.
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All default viewers convert the image to be shown to PNG format.
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.. autofunction:: PIL.ImageShow.show
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.. autoclass:: WindowsViewer
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.. autoclass:: MacViewer
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.. class:: UnixViewer
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The following viewers may be registered on Unix-based systems, if the given command is found:
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.. autoclass:: PIL.ImageShow.DisplayViewer
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.. autoclass:: PIL.ImageShow.EogViewer
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.. autoclass:: PIL.ImageShow.XVViewer
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||||
.. autofunction:: PIL.ImageShow.register
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.. autoclass:: PIL.ImageShow.Viewer
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:member-order: bysource
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:members:
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:undoc-members:
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|
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@ -7,7 +7,7 @@
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The :py:mod:`ImageStat` module calculates global statistics for an image, or
|
||||
for a region of an image.
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||||
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||||
.. py:class:: PIL.ImageStat.Stat(image_or_list, mask=None)
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.. py:class:: Stat(image_or_list, mask=None)
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||||
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||||
Calculate statistics for the given image. If a mask is included,
|
||||
only the regions covered by that mask are included in the
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@ -22,13 +22,13 @@ for a region of an image.
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|||
|
||||
.. note::
|
||||
|
||||
This relies on the :py:meth:`~PIL.Image.histogram` method, and
|
||||
This relies on the :py:meth:`~PIL.Image.Image.histogram` method, and
|
||||
simply returns the low and high bins used. This is correct for
|
||||
images with 8 bits per channel, but fails for other modes such as
|
||||
``I`` or ``F``. Instead, use :py:meth:`~PIL.Image.getextrema` to
|
||||
``I`` or ``F``. Instead, use :py:meth:`~PIL.Image.Image.getextrema` to
|
||||
return per-band extrema for the image. This is more correct and
|
||||
efficient because, for non-8-bit modes, the histogram method uses
|
||||
:py:meth:`~PIL.Image.getextrema` to determine the bins used.
|
||||
:py:meth:`~PIL.Image.Image.getextrema` to determine the bins used.
|
||||
|
||||
.. py:attribute:: count
|
||||
|
||||
|
|
|
|||
11
docs/reference/JpegPresets.rst
Normal file
11
docs/reference/JpegPresets.rst
Normal file
|
|
@ -0,0 +1,11 @@
|
|||
.. py:currentmodule:: PIL.JpegPresets
|
||||
|
||||
:py:mod:`JpegPresets` Module
|
||||
============================
|
||||
|
||||
.. automodule:: PIL.JpegPresets
|
||||
|
||||
.. data:: presets
|
||||
:type: dict
|
||||
|
||||
A dictionary of all supported presets.
|
||||
|
|
@ -10,8 +10,8 @@ metadata tag numbers, names, and type information.
|
|||
.. method:: lookup(tag)
|
||||
|
||||
:param tag: Integer tag number
|
||||
:returns: Taginfo namedtuple, From the ``TAGS_V2`` info if possible,
|
||||
otherwise just populating the value and name from ``TAGS``.
|
||||
:returns: Taginfo namedtuple, From the :py:data:`~PIL.TiffTags.TAGS_V2` info if possible,
|
||||
otherwise just populating the value and name from :py:data:`~PIL.TiffTags.TAGS`.
|
||||
If the tag is not recognized, "unknown" is returned for the name
|
||||
|
||||
.. versionadded:: 3.1.0
|
||||
|
|
@ -22,7 +22,7 @@ metadata tag numbers, names, and type information.
|
|||
|
||||
:param value: Integer Tag Number
|
||||
:param name: Tag Name
|
||||
:param type: Integer type from :py:attr:`PIL.TiffTags.TYPES`
|
||||
:param type: Integer type from :py:data:`PIL.TiffTags.TYPES`
|
||||
:param length: Array length: 0 == variable, 1 == single value, n = fixed
|
||||
:param enum: Dict of name:integer value options for an enumeration
|
||||
|
||||
|
|
@ -33,15 +33,17 @@ metadata tag numbers, names, and type information.
|
|||
|
||||
.. versionadded:: 3.0.0
|
||||
|
||||
.. py:attribute:: PIL.TiffTags.TAGS_V2
|
||||
.. py:data:: PIL.TiffTags.TAGS_V2
|
||||
:type: dict
|
||||
|
||||
The ``TAGS_V2`` dictionary maps 16-bit integer tag numbers to
|
||||
:py:class:`PIL.TagTypes.TagInfo` tuples for metadata fields defined in the TIFF
|
||||
:py:class:`PIL.TiffTags.TagInfo` tuples for metadata fields defined in the TIFF
|
||||
spec.
|
||||
|
||||
.. versionadded:: 3.0.0
|
||||
|
||||
.. py:attribute:: PIL.TiffTags.TAGS
|
||||
.. py:data:: PIL.TiffTags.TAGS
|
||||
:type: dict
|
||||
|
||||
The ``TAGS`` dictionary maps 16-bit integer TIFF tag number to
|
||||
descriptive string names. For instance:
|
||||
|
|
@ -50,10 +52,11 @@ metadata tag numbers, names, and type information.
|
|||
>>> TAGS[0x010e]
|
||||
'ImageDescription'
|
||||
|
||||
This dictionary contains a superset of the tags in TAGS_V2, common
|
||||
This dictionary contains a superset of the tags in :py:data:`~PIL.TiffTags.TAGS_V2`, common
|
||||
EXIF tags, and other well known metadata tags.
|
||||
|
||||
.. py:attribute:: PIL.TiffTags.TYPES
|
||||
.. py:data:: PIL.TiffTags.TYPES
|
||||
:type: dict
|
||||
|
||||
The ``TYPES`` dictionary maps the TIFF type short integer to a
|
||||
human readable type name.
|
||||
|
|
|
|||
|
|
@ -7,8 +7,8 @@ Reference
|
|||
|
||||
Image
|
||||
ImageChops
|
||||
ImageColor
|
||||
ImageCms
|
||||
ImageColor
|
||||
ImageDraw
|
||||
ImageEnhance
|
||||
ImageFile
|
||||
|
|
@ -22,11 +22,13 @@ Reference
|
|||
ImagePath
|
||||
ImageQt
|
||||
ImageSequence
|
||||
ImageShow
|
||||
ImageStat
|
||||
ImageTk
|
||||
ImageWin
|
||||
ExifTags
|
||||
TiffTags
|
||||
JpegPresets
|
||||
PSDraw
|
||||
PixelAccess
|
||||
PyAccess
|
||||
|
|
|
|||
|
|
@ -7,4 +7,4 @@ Internal Reference Docs
|
|||
open_files
|
||||
limits
|
||||
block_allocator
|
||||
|
||||
internal_modules
|
||||
|
|
|
|||
38
docs/reference/internal_modules.rst
Normal file
38
docs/reference/internal_modules.rst
Normal file
|
|
@ -0,0 +1,38 @@
|
|||
Internal Modules
|
||||
================
|
||||
|
||||
:mod:`_binary` Module
|
||||
---------------------
|
||||
|
||||
.. automodule:: PIL._binary
|
||||
:members:
|
||||
:undoc-members:
|
||||
:show-inheritance:
|
||||
|
||||
:mod:`_tkinter_finder` Module
|
||||
-----------------------------
|
||||
|
||||
.. automodule:: PIL._tkinter_finder
|
||||
:members:
|
||||
:undoc-members:
|
||||
:show-inheritance:
|
||||
|
||||
:mod:`_util` Module
|
||||
-------------------
|
||||
|
||||
.. automodule:: PIL._util
|
||||
:members:
|
||||
:undoc-members:
|
||||
:show-inheritance:
|
||||
|
||||
:mod:`_version` Module
|
||||
----------------------
|
||||
|
||||
.. module:: PIL._version
|
||||
|
||||
.. data:: __version__
|
||||
:annotation:
|
||||
:type: str
|
||||
|
||||
This is the master version number for Pillow,
|
||||
all other uses reference this module.
|
||||
|
|
@ -9,4 +9,5 @@ pyflakes
|
|||
pyroma
|
||||
pytest
|
||||
pytest-cov
|
||||
sphinx>=2.4
|
||||
sphinx-rtd-theme
|
||||
|
|
|
|||
|
|
@ -17,13 +17,13 @@
|
|||
# See the README file for information on usage and redistribution.
|
||||
#
|
||||
|
||||
"""
|
||||
Parse X Bitmap Distribution Format (BDF)
|
||||
"""
|
||||
|
||||
|
||||
from . import FontFile, Image
|
||||
|
||||
# --------------------------------------------------------------------
|
||||
# parse X Bitmap Distribution Format (BDF)
|
||||
# --------------------------------------------------------------------
|
||||
|
||||
bdf_slant = {
|
||||
"R": "Roman",
|
||||
"I": "Italic",
|
||||
|
|
@ -78,11 +78,9 @@ def bdf_char(f):
|
|||
return id, int(props["ENCODING"]), bbox, im
|
||||
|
||||
|
||||
##
|
||||
# Font file plugin for the X11 BDF format.
|
||||
|
||||
|
||||
class BdfFontFile(FontFile.FontFile):
|
||||
"""Font file plugin for the X11 BDF format."""
|
||||
|
||||
def __init__(self, fp):
|
||||
super().__init__()
|
||||
|
||||
|
|
|
|||
|
|
@ -14,14 +14,16 @@
|
|||
# See the README file for information on usage and redistribution.
|
||||
#
|
||||
|
||||
##
|
||||
# A file object that provides read access to a part of an existing
|
||||
# file (for example a TAR file).
|
||||
|
||||
import io
|
||||
|
||||
|
||||
class ContainerIO:
|
||||
"""
|
||||
A file object that provides read access to a part of an existing
|
||||
file (for example a TAR file).
|
||||
"""
|
||||
|
||||
def __init__(self, file, offset, length):
|
||||
"""
|
||||
Create file object.
|
||||
|
|
|
|||
|
|
@ -9,13 +9,11 @@
|
|||
# See the README file for information on usage and redistribution.
|
||||
#
|
||||
|
||||
##
|
||||
# This module provides constants and clear-text names for various
|
||||
# well-known EXIF tags.
|
||||
##
|
||||
"""
|
||||
This module provides constants and clear-text names for various
|
||||
well-known EXIF tags.
|
||||
"""
|
||||
|
||||
##
|
||||
# Maps EXIF tags to tag names.
|
||||
|
||||
TAGS = {
|
||||
# possibly incomplete
|
||||
|
|
@ -280,9 +278,8 @@ TAGS = {
|
|||
0xC74E: "OpcodeList3",
|
||||
0xC761: "NoiseProfile",
|
||||
}
|
||||
"""Maps EXIF tags to tag names."""
|
||||
|
||||
##
|
||||
# Maps EXIF GPS tags to tag names.
|
||||
|
||||
GPSTAGS = {
|
||||
0: "GPSVersionID",
|
||||
|
|
@ -318,3 +315,4 @@ GPSTAGS = {
|
|||
30: "GPSDifferential",
|
||||
31: "GPSHPositioningError",
|
||||
}
|
||||
"""Maps EXIF GPS tags to tag names."""
|
||||
|
|
|
|||
|
|
@ -23,18 +23,15 @@ WIDTH = 800
|
|||
|
||||
|
||||
def puti16(fp, values):
|
||||
# write network order (big-endian) 16-bit sequence
|
||||
"""Write network order (big-endian) 16-bit sequence"""
|
||||
for v in values:
|
||||
if v < 0:
|
||||
v += 65536
|
||||
fp.write(_binary.o16be(v))
|
||||
|
||||
|
||||
##
|
||||
# Base class for raster font file handlers.
|
||||
|
||||
|
||||
class FontFile:
|
||||
"""Base class for raster font file handlers."""
|
||||
|
||||
bitmap = None
|
||||
|
||||
|
|
|
|||
|
|
@ -14,26 +14,30 @@
|
|||
#
|
||||
|
||||
|
||||
# NOTE: This format cannot be automatically recognized, so the
|
||||
# class is not registered for use with Image.open(). To open a
|
||||
# gd file, use the GdImageFile.open() function instead.
|
||||
"""
|
||||
.. note::
|
||||
This format cannot be automatically recognized, so the
|
||||
class is not registered for use with :py:func:`PIL.Image.open()`. To open a
|
||||
gd file, use the :py:func:`PIL.GdImageFile.open()` function instead.
|
||||
|
||||
# THE GD FORMAT IS NOT DESIGNED FOR DATA INTERCHANGE. This
|
||||
# implementation is provided for convenience and demonstrational
|
||||
# purposes only.
|
||||
.. warning::
|
||||
THE GD FORMAT IS NOT DESIGNED FOR DATA INTERCHANGE. This
|
||||
implementation is provided for convenience and demonstrational
|
||||
purposes only.
|
||||
"""
|
||||
|
||||
|
||||
from . import ImageFile, ImagePalette, UnidentifiedImageError
|
||||
from ._binary import i8, i16be as i16, i32be as i32
|
||||
|
||||
##
|
||||
# Image plugin for the GD uncompressed format. Note that this format
|
||||
# is not supported by the standard <b>Image.open</b> function. To use
|
||||
# this plugin, you have to import the <b>GdImageFile</b> module and
|
||||
# use the <b>GdImageFile.open</b> function.
|
||||
|
||||
|
||||
class GdImageFile(ImageFile.ImageFile):
|
||||
"""
|
||||
Image plugin for the GD uncompressed format. Note that this format
|
||||
is not supported by the standard :py:func:`PIL.Image.open()` function. To use
|
||||
this plugin, you have to import the :py:mod:`PIL.GdImageFile` module and
|
||||
use the :py:func:`PIL.GdImageFile.open()` function.
|
||||
"""
|
||||
|
||||
format = "GD"
|
||||
format_description = "GD uncompressed images"
|
||||
|
|
|
|||
|
|
@ -13,17 +13,19 @@
|
|||
# See the README file for information on usage and redistribution.
|
||||
#
|
||||
|
||||
"""
|
||||
Stuff to translate curve segments to palette values (derived from
|
||||
the corresponding code in GIMP, written by Federico Mena Quintero.
|
||||
See the GIMP distribution for more information.)
|
||||
"""
|
||||
|
||||
|
||||
from math import log, pi, sin, sqrt
|
||||
|
||||
from ._binary import o8
|
||||
|
||||
# --------------------------------------------------------------------
|
||||
# Stuff to translate curve segments to palette values (derived from
|
||||
# the corresponding code in GIMP, written by Federico Mena Quintero.
|
||||
# See the GIMP distribution for more information.)
|
||||
#
|
||||
|
||||
EPSILON = 1e-10
|
||||
"""""" # Enable auto-doc for data member
|
||||
|
||||
|
||||
def linear(middle, pos):
|
||||
|
|
@ -58,6 +60,7 @@ def sphere_decreasing(middle, pos):
|
|||
|
||||
|
||||
SEGMENTS = [linear, curved, sine, sphere_increasing, sphere_decreasing]
|
||||
"""""" # Enable auto-doc for data member
|
||||
|
||||
|
||||
class GradientFile:
|
||||
|
|
@ -98,11 +101,9 @@ class GradientFile:
|
|||
return b"".join(palette), "RGBA"
|
||||
|
||||
|
||||
##
|
||||
# File handler for GIMP's gradient format.
|
||||
|
||||
|
||||
class GimpGradientFile(GradientFile):
|
||||
"""File handler for GIMP's gradient format."""
|
||||
|
||||
def __init__(self, fp):
|
||||
|
||||
if fp.readline()[:13] != b"GIMP Gradient":
|
||||
|
|
|
|||
|
|
@ -18,11 +18,9 @@ import re
|
|||
|
||||
from ._binary import o8
|
||||
|
||||
##
|
||||
# File handler for GIMP's palette format.
|
||||
|
||||
|
||||
class GimpPaletteFile:
|
||||
"""File handler for GIMP's palette format."""
|
||||
|
||||
rawmode = "RGB"
|
||||
|
||||
|
|
|
|||
|
|
@ -16,21 +16,35 @@
|
|||
# See the README file for information on usage and redistribution.
|
||||
#
|
||||
|
||||
|
||||
"""
|
||||
(Experimental) WCK-style drawing interface operations
|
||||
|
||||
.. seealso:: :py:mod:`PIL.ImageDraw`
|
||||
"""
|
||||
|
||||
|
||||
from . import Image, ImageColor, ImageDraw, ImageFont, ImagePath
|
||||
|
||||
|
||||
class Pen:
|
||||
"""Stores an outline color and width."""
|
||||
|
||||
def __init__(self, color, width=1, opacity=255):
|
||||
self.color = ImageColor.getrgb(color)
|
||||
self.width = width
|
||||
|
||||
|
||||
class Brush:
|
||||
"""Stores a fill color"""
|
||||
|
||||
def __init__(self, color, opacity=255):
|
||||
self.color = ImageColor.getrgb(color)
|
||||
|
||||
|
||||
class Font:
|
||||
"""Stores a TrueType font and color"""
|
||||
|
||||
def __init__(self, color, file, size=12):
|
||||
# FIXME: add support for bitmap fonts
|
||||
self.color = ImageColor.getrgb(color)
|
||||
|
|
@ -38,6 +52,10 @@ class Font:
|
|||
|
||||
|
||||
class Draw:
|
||||
"""
|
||||
(Experimental) WCK-style drawing interface
|
||||
"""
|
||||
|
||||
def __init__(self, image, size=None, color=None):
|
||||
if not hasattr(image, "im"):
|
||||
image = Image.new(image, size, color)
|
||||
|
|
@ -73,35 +91,89 @@ class Draw:
|
|||
getattr(self.draw, op)(xy, fill=fill, outline=outline)
|
||||
|
||||
def settransform(self, offset):
|
||||
"""Sets a transformation offset."""
|
||||
(xoffset, yoffset) = offset
|
||||
self.transform = (1, 0, xoffset, 0, 1, yoffset)
|
||||
|
||||
def arc(self, xy, start, end, *options):
|
||||
"""
|
||||
Draws an arc (a portion of a circle outline) between the start and end
|
||||
angles, inside the given bounding box.
|
||||
|
||||
.. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.arc`
|
||||
"""
|
||||
self.render("arc", xy, start, end, *options)
|
||||
|
||||
def chord(self, xy, start, end, *options):
|
||||
"""
|
||||
Same as :py:meth:`~PIL.ImageDraw2.ImageDraw.arc`, but connects the end points
|
||||
with a straight line.
|
||||
|
||||
.. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.chord`
|
||||
"""
|
||||
self.render("chord", xy, start, end, *options)
|
||||
|
||||
def ellipse(self, xy, *options):
|
||||
"""
|
||||
Draws an ellipse inside the given bounding box.
|
||||
|
||||
.. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.ellipse`
|
||||
"""
|
||||
self.render("ellipse", xy, *options)
|
||||
|
||||
def line(self, xy, *options):
|
||||
"""
|
||||
Draws a line between the coordinates in the ``xy`` list.
|
||||
|
||||
.. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.line`
|
||||
"""
|
||||
self.render("line", xy, *options)
|
||||
|
||||
def pieslice(self, xy, start, end, *options):
|
||||
"""
|
||||
Same as arc, but also draws straight lines between the end points and the
|
||||
center of the bounding box.
|
||||
|
||||
.. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.pieslice`
|
||||
"""
|
||||
self.render("pieslice", xy, start, end, *options)
|
||||
|
||||
def polygon(self, xy, *options):
|
||||
"""
|
||||
Draws a polygon.
|
||||
|
||||
The polygon outline consists of straight lines between the given
|
||||
coordinates, plus a straight line between the last and the first
|
||||
coordinate.
|
||||
|
||||
|
||||
.. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.polygon`
|
||||
"""
|
||||
self.render("polygon", xy, *options)
|
||||
|
||||
def rectangle(self, xy, *options):
|
||||
"""
|
||||
Draws a rectangle.
|
||||
|
||||
.. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.rectangle`
|
||||
"""
|
||||
self.render("rectangle", xy, *options)
|
||||
|
||||
def text(self, xy, text, font):
|
||||
"""
|
||||
Draws the string at the given position.
|
||||
|
||||
.. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.text`
|
||||
"""
|
||||
if self.transform:
|
||||
xy = ImagePath.Path(xy)
|
||||
xy.transform(self.transform)
|
||||
self.draw.text(xy, text, font=font.font, fill=font.color)
|
||||
|
||||
def textsize(self, text, font):
|
||||
"""
|
||||
Return the size of the given string, in pixels.
|
||||
|
||||
.. seealso:: :py:meth:`PIL.ImageDraw.ImageDraw.textsize`
|
||||
"""
|
||||
return self.draw.textsize(text, font=font.font)
|
||||
|
|
|
|||
|
|
@ -24,6 +24,14 @@ _viewers = []
|
|||
|
||||
|
||||
def register(viewer, order=1):
|
||||
"""
|
||||
The :py:func:`register` function is used to register additional viewers.
|
||||
|
||||
:param viewer: The viewer to be registered.
|
||||
:param order:
|
||||
Zero or a negative integer to prepend this viewer to the list,
|
||||
a positive integer to append it.
|
||||
"""
|
||||
try:
|
||||
if issubclass(viewer, Viewer):
|
||||
viewer = viewer()
|
||||
|
|
@ -40,9 +48,9 @@ def show(image, title=None, **options):
|
|||
Display a given image.
|
||||
|
||||
:param image: An image object.
|
||||
:param title: Optional title. Not all viewers can display the title.
|
||||
:param title: Optional title. Not all viewers can display the title.
|
||||
:param \**options: Additional viewer options.
|
||||
:returns: True if a suitable viewer was found, false otherwise.
|
||||
:returns: ``True`` if a suitable viewer was found, ``False`` otherwise.
|
||||
"""
|
||||
for viewer in _viewers:
|
||||
if viewer.show(image, title=title, **options):
|
||||
|
|
@ -56,6 +64,10 @@ class Viewer:
|
|||
# main api
|
||||
|
||||
def show(self, image, **options):
|
||||
"""
|
||||
The main function for displaying an image.
|
||||
Converts the given image to the target format and displays it.
|
||||
"""
|
||||
|
||||
# save temporary image to disk
|
||||
if not (
|
||||
|
|
@ -70,25 +82,31 @@ class Viewer:
|
|||
# hook methods
|
||||
|
||||
format = None
|
||||
"""The format to convert the image into."""
|
||||
options = {}
|
||||
"""Additional options used to convert the image."""
|
||||
|
||||
def get_format(self, image):
|
||||
"""Return format name, or None to save as PGM/PPM"""
|
||||
"""Return format name, or ``None`` to save as PGM/PPM."""
|
||||
return self.format
|
||||
|
||||
def get_command(self, file, **options):
|
||||
"""
|
||||
Returns the command used to display the file.
|
||||
Not implemented in the base class.
|
||||
"""
|
||||
raise NotImplementedError
|
||||
|
||||
def save_image(self, image):
|
||||
"""Save to temporary file, and return filename"""
|
||||
"""Save to temporary file and return filename."""
|
||||
return image._dump(format=self.get_format(image), **self.options)
|
||||
|
||||
def show_image(self, image, **options):
|
||||
"""Display given image"""
|
||||
"""Display the given image."""
|
||||
return self.show_file(self.save_image(image), **options)
|
||||
|
||||
def show_file(self, file, **options):
|
||||
"""Display given file"""
|
||||
"""Display the given file."""
|
||||
os.system(self.get_command(file, **options))
|
||||
return 1
|
||||
|
||||
|
|
@ -96,104 +114,116 @@ class Viewer:
|
|||
# --------------------------------------------------------------------
|
||||
|
||||
|
||||
class WindowsViewer(Viewer):
|
||||
"""The default viewer on Windows is the default system application for PNG files."""
|
||||
|
||||
format = "PNG"
|
||||
options = {"compress_level": 1}
|
||||
|
||||
def get_command(self, file, **options):
|
||||
return (
|
||||
'start "Pillow" /WAIT "%s" '
|
||||
"&& ping -n 2 127.0.0.1 >NUL "
|
||||
'&& del /f "%s"' % (file, file)
|
||||
)
|
||||
|
||||
|
||||
if sys.platform == "win32":
|
||||
|
||||
class WindowsViewer(Viewer):
|
||||
format = "PNG"
|
||||
options = {"compress_level": 1}
|
||||
|
||||
def get_command(self, file, **options):
|
||||
return (
|
||||
'start "Pillow" /WAIT "%s" '
|
||||
"&& ping -n 2 127.0.0.1 >NUL "
|
||||
'&& del /f "%s"' % (file, file)
|
||||
)
|
||||
|
||||
register(WindowsViewer)
|
||||
|
||||
elif sys.platform == "darwin":
|
||||
|
||||
class MacViewer(Viewer):
|
||||
format = "PNG"
|
||||
options = {"compress_level": 1}
|
||||
class MacViewer(Viewer):
|
||||
"""The default viewer on MacOS using ``Preview.app``."""
|
||||
|
||||
def get_command(self, file, **options):
|
||||
# on darwin open returns immediately resulting in the temp
|
||||
# file removal while app is opening
|
||||
command = "open -a Preview.app"
|
||||
command = "({} {}; sleep 20; rm -f {})&".format(
|
||||
command, quote(file), quote(file)
|
||||
format = "PNG"
|
||||
options = {"compress_level": 1}
|
||||
|
||||
def get_command(self, file, **options):
|
||||
# on darwin open returns immediately resulting in the temp
|
||||
# file removal while app is opening
|
||||
command = "open -a Preview.app"
|
||||
command = "({} {}; sleep 20; rm -f {})&".format(
|
||||
command, quote(file), quote(file)
|
||||
)
|
||||
return command
|
||||
|
||||
def show_file(self, file, **options):
|
||||
"""Display given file"""
|
||||
fd, path = tempfile.mkstemp()
|
||||
with os.fdopen(fd, "w") as f:
|
||||
f.write(file)
|
||||
with open(path, "r") as f:
|
||||
subprocess.Popen(
|
||||
["im=$(cat); open -a Preview.app $im; sleep 20; rm -f $im"],
|
||||
shell=True,
|
||||
stdin=f,
|
||||
)
|
||||
return command
|
||||
os.remove(path)
|
||||
return 1
|
||||
|
||||
def show_file(self, file, **options):
|
||||
"""Display given file"""
|
||||
fd, path = tempfile.mkstemp()
|
||||
with os.fdopen(fd, "w") as f:
|
||||
f.write(file)
|
||||
with open(path, "r") as f:
|
||||
subprocess.Popen(
|
||||
["im=$(cat); open -a Preview.app $im; sleep 20; rm -f $im"],
|
||||
shell=True,
|
||||
stdin=f,
|
||||
)
|
||||
os.remove(path)
|
||||
return 1
|
||||
|
||||
if sys.platform == "darwin":
|
||||
register(MacViewer)
|
||||
|
||||
else:
|
||||
|
||||
# unixoids
|
||||
class UnixViewer(Viewer):
|
||||
format = "PNG"
|
||||
options = {"compress_level": 1}
|
||||
|
||||
class UnixViewer(Viewer):
|
||||
format = "PNG"
|
||||
options = {"compress_level": 1}
|
||||
def get_command(self, file, **options):
|
||||
command = self.get_command_ex(file, **options)[0]
|
||||
return "({} {}; rm -f {})&".format(command, quote(file), quote(file))
|
||||
|
||||
def get_command(self, file, **options):
|
||||
def show_file(self, file, **options):
|
||||
"""Display given file"""
|
||||
fd, path = tempfile.mkstemp()
|
||||
with os.fdopen(fd, "w") as f:
|
||||
f.write(file)
|
||||
with open(path, "r") as f:
|
||||
command = self.get_command_ex(file, **options)[0]
|
||||
return "({} {}; rm -f {})&".format(command, quote(file), quote(file))
|
||||
subprocess.Popen(
|
||||
["im=$(cat);" + command + " $im; rm -f $im"], shell=True, stdin=f
|
||||
)
|
||||
os.remove(path)
|
||||
return 1
|
||||
|
||||
def show_file(self, file, **options):
|
||||
"""Display given file"""
|
||||
fd, path = tempfile.mkstemp()
|
||||
with os.fdopen(fd, "w") as f:
|
||||
f.write(file)
|
||||
with open(path, "r") as f:
|
||||
command = self.get_command_ex(file, **options)[0]
|
||||
subprocess.Popen(
|
||||
["im=$(cat);" + command + " $im; rm -f $im"], shell=True, stdin=f
|
||||
)
|
||||
os.remove(path)
|
||||
return 1
|
||||
|
||||
# implementations
|
||||
class DisplayViewer(UnixViewer):
|
||||
"""The ImageMagick ``display`` command."""
|
||||
|
||||
class DisplayViewer(UnixViewer):
|
||||
def get_command_ex(self, file, **options):
|
||||
command = executable = "display"
|
||||
return command, executable
|
||||
def get_command_ex(self, file, **options):
|
||||
command = executable = "display"
|
||||
return command, executable
|
||||
|
||||
|
||||
class EogViewer(UnixViewer):
|
||||
"""The GNOME Image Viewer ``eog`` command."""
|
||||
|
||||
def get_command_ex(self, file, **options):
|
||||
command = executable = "eog"
|
||||
return command, executable
|
||||
|
||||
|
||||
class XVViewer(UnixViewer):
|
||||
"""
|
||||
The X Viewer ``xv`` command.
|
||||
This viewer supports the ``title`` parameter.
|
||||
"""
|
||||
|
||||
def get_command_ex(self, file, title=None, **options):
|
||||
# note: xv is pretty outdated. most modern systems have
|
||||
# imagemagick's display command instead.
|
||||
command = executable = "xv"
|
||||
if title:
|
||||
command += " -name %s" % quote(title)
|
||||
return command, executable
|
||||
|
||||
|
||||
if sys.platform not in ("win32", "darwin"): # unixoids
|
||||
if shutil.which("display"):
|
||||
register(DisplayViewer)
|
||||
|
||||
class EogViewer(UnixViewer):
|
||||
def get_command_ex(self, file, **options):
|
||||
command = executable = "eog"
|
||||
return command, executable
|
||||
|
||||
if shutil.which("eog"):
|
||||
register(EogViewer)
|
||||
|
||||
class XVViewer(UnixViewer):
|
||||
def get_command_ex(self, file, title=None, **options):
|
||||
# note: xv is pretty outdated. most modern systems have
|
||||
# imagemagick's display command instead.
|
||||
command = executable = "xv"
|
||||
if title:
|
||||
command += " -name %s" % quote(title)
|
||||
return command, executable
|
||||
|
||||
if shutil.which("xv"):
|
||||
register(XVViewer)
|
||||
|
||||
|
|
|
|||
|
|
@ -1,9 +1,11 @@
|
|||
"""
|
||||
JPEG quality settings equivalent to the Photoshop settings.
|
||||
Can be used when saving JPEG files.
|
||||
|
||||
More presets can be added to the presets dict if needed.
|
||||
|
||||
Can be use when saving JPEG file.
|
||||
The following presets are available by default:
|
||||
``web_low``, ``web_medium``, ``web_high``, ``web_very_high``, ``web_maximum``,
|
||||
``low``, ``medium``, ``high``, ``maximum``.
|
||||
More presets can be added to the :py:data:`presets` dict if needed.
|
||||
|
||||
To apply the preset, specify::
|
||||
|
||||
|
|
@ -21,7 +23,6 @@ Example::
|
|||
|
||||
im.save("image_name.jpg", quality="web_high")
|
||||
|
||||
|
||||
Subsampling
|
||||
-----------
|
||||
|
||||
|
|
|
|||
|
|
@ -15,11 +15,9 @@
|
|||
|
||||
from ._binary import o8
|
||||
|
||||
##
|
||||
# File handler for Teragon-style palette files.
|
||||
|
||||
|
||||
class PaletteFile:
|
||||
"""File handler for Teragon-style palette files."""
|
||||
|
||||
rawmode = "RGB"
|
||||
|
||||
|
|
|
|||
|
|
@ -48,11 +48,8 @@ def sz(s, o):
|
|||
return s[o : s.index(b"\0", o)]
|
||||
|
||||
|
||||
##
|
||||
# Font file plugin for the X11 PCF format.
|
||||
|
||||
|
||||
class PcfFontFile(FontFile.FontFile):
|
||||
"""Font file plugin for the X11 PCF format."""
|
||||
|
||||
name = "name"
|
||||
|
||||
|
|
|
|||
|
|
@ -18,12 +18,10 @@ import io
|
|||
|
||||
from . import ContainerIO
|
||||
|
||||
##
|
||||
# A file object that provides read access to a given member of a TAR
|
||||
# file.
|
||||
|
||||
|
||||
class TarIO(ContainerIO.ContainerIO):
|
||||
"""A file object that provides read access to a given member of a TAR file."""
|
||||
|
||||
def __init__(self, tarfile, file):
|
||||
"""
|
||||
Create file object.
|
||||
|
|
|
|||
|
|
@ -12,13 +12,16 @@
|
|||
# See the README file for information on usage and redistribution.
|
||||
#
|
||||
|
||||
# NOTE: This format cannot be automatically recognized, so the reader
|
||||
# is not registered for use with Image.open(). To open a WAL file, use
|
||||
# the WalImageFile.open() function instead.
|
||||
"""
|
||||
This reader is based on the specification available from:
|
||||
https://www.flipcode.com/archives/Quake_2_BSP_File_Format.shtml
|
||||
and has been tested with a few sample files found using google.
|
||||
|
||||
# This reader is based on the specification available from:
|
||||
# https://www.flipcode.com/archives/Quake_2_BSP_File_Format.shtml
|
||||
# and has been tested with a few sample files found using google.
|
||||
.. note::
|
||||
This format cannot be automatically recognized, so the reader
|
||||
is not registered for use with :py:func:`PIL.Image.open()`.
|
||||
To open a WAL file, use the :py:func:`PIL.WalImageFile.open()` function instead.
|
||||
"""
|
||||
|
||||
import builtins
|
||||
|
||||
|
|
@ -31,7 +34,7 @@ def open(filename):
|
|||
Load texture from a Quake2 WAL texture file.
|
||||
|
||||
By default, a Quake2 standard palette is attached to the texture.
|
||||
To override the palette, use the <b>putpalette</b> method.
|
||||
To override the palette, use the :py:func:`PIL.Image.Image.putpalette()` method.
|
||||
|
||||
:param filename: WAL file name, or an opened file handle.
|
||||
:returns: An image instance.
|
||||
|
|
|
|||
|
|
@ -132,4 +132,8 @@ _plugins = [
|
|||
|
||||
|
||||
class UnidentifiedImageError(OSError):
|
||||
"""
|
||||
Raised in :py:meth:`PIL.Image.open` if an image cannot be opened and identified.
|
||||
"""
|
||||
|
||||
pass
|
||||
|
|
|
|||
|
|
@ -11,6 +11,10 @@
|
|||
# See the README file for information on usage and redistribution.
|
||||
#
|
||||
|
||||
|
||||
"""Binary input/output support routines."""
|
||||
|
||||
|
||||
from struct import pack, unpack_from
|
||||
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user