lightdm-rs/gir-files/GdkPixdata-2.0.gir

<?xml version="1.0"?>
<!-- This file was automatically generated from C sources - DO NOT EDIT!
To affect the contents of this file, edit the original C definitions,
and/or use gtk-doc annotations.  -->
<repository xmlns="http://www.gtk.org/introspection/core/1.0" xmlns:c="http://www.gtk.org/introspection/c/1.0" xmlns:glib="http://www.gtk.org/introspection/glib/1.0" version="1.2">
  <include name="GdkPixbuf" version="2.0"/>
  <package name="gdk-pixbuf-2.0"/>
  <c:include name="gdk-pixbuf/gdk-pixdata.h"/>
  <namespace name="GdkPixdata" version="2.0" shared-library="libgdk_pixbuf-2.0.so.0" c:identifier-prefixes="Gdk" c:symbol-prefixes="gdk">
    <constant name="PIXBUF_MAGIC_NUMBER" value="1197763408" c:type="GDK_PIXBUF_MAGIC_NUMBER">
      <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="25">Magic number for #GdkPixdata structures.</doc>
      <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="30"/>
      <type name="gint" c:type="gint"/>
    </constant>
    <constant name="PIXDATA_HEADER_LENGTH" value="24" c:type="GDK_PIXDATA_HEADER_LENGTH">
      <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="98">The length of a #GdkPixdata structure without the @pixel_data pointer.</doc>
      <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="103"/>
      <type name="gint" c:type="gint"/>
    </constant>
    <record name="Pixdata" c:type="GdkPixdata">
      <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="67">A #GdkPixdata contains pixbuf information in a form suitable for
serialization and streaming.</doc>
      <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="96"/>
      <field name="magic" writable="1">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="69">magic number. A valid #GdkPixdata structure must have
   #GDK_PIXBUF_MAGIC_NUMBER here.</doc>
        <type name="guint32" c:type="guint32"/>
      </field>
      <field name="length" writable="1">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="71">less than 1 to disable length checks, otherwise
   #GDK_PIXDATA_HEADER_LENGTH + length of @pixel_data.</doc>
        <type name="gint32" c:type="gint32"/>
      </field>
      <field name="pixdata_type" writable="1">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="73">information about colorspace, sample width and
   encoding, in a #GdkPixdataType.</doc>
        <type name="guint32" c:type="guint32"/>
      </field>
      <field name="rowstride" writable="1">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="75">Distance in bytes between rows.</doc>
        <type name="guint32" c:type="guint32"/>
      </field>
      <field name="width" writable="1">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="76">Width of the image in pixels.</doc>
        <type name="guint32" c:type="guint32"/>
      </field>
      <field name="height" writable="1">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="77">Height of the image in pixels.</doc>
        <type name="guint32" c:type="guint32"/>
      </field>
      <field name="pixel_data" writable="1">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="78">@width x @height pixels, encoded according to @pixdata_type
  and @rowstride.</doc>
        <array zero-terminated="0" c:type="guint8*">
          <type name="guint8"/>
        </array>
      </field>
      <method name="deserialize" c:identifier="gdk_pixdata_deserialize" deprecated="1" deprecated-version="2.32" throws="1">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="186">Deserializes (reconstruct) a #GdkPixdata structure from a byte stream.
The byte stream consists of a straightforward writeout of the
#GdkPixdata fields in network byte order, plus the @pixel_data
bytes the structure points to.
The @pixdata contents are reconstructed byte by byte and are checked
for validity. This function may fail with %GDK_PIXBUF_ERROR_CORRUPT_IMAGE
or %GDK_PIXBUF_ERROR_UNKNOWN_TYPE.</doc>
        <doc-deprecated xml:space="preserve">Use #GResource instead.</doc-deprecated>
        <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="110"/>
        <return-value transfer-ownership="none">
          <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="202">Upon successful deserialization %TRUE is returned,
%FALSE otherwise.</doc>
          <type name="gboolean" c:type="gboolean"/>
        </return-value>
        <parameters>
          <instance-parameter name="pixdata" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="188">a #GdkPixdata structure to be filled in.</doc>
            <type name="Pixdata" c:type="GdkPixdata*"/>
          </instance-parameter>
          <parameter name="stream_length" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="189">length of the stream used for deserialization.</doc>
            <type name="guint" c:type="guint"/>
          </parameter>
          <parameter name="stream" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="190">stream of bytes containing a
  serialized #GdkPixdata structure.</doc>
            <array length="0" zero-terminated="0" c:type="const guint8*">
              <type name="guint8" c:type="guint8"/>
            </array>
          </parameter>
        </parameters>
      </method>
      <method name="from_pixbuf" c:identifier="gdk_pixdata_from_pixbuf" introspectable="0" deprecated="1" deprecated-version="2.32">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="321">Converts a #GdkPixbuf to a #GdkPixdata. If @use_rle is %TRUE, the
pixel data is run-length encoded into newly-allocated memory and a
pointer to that memory is returned.</doc>
        <doc-deprecated xml:space="preserve">Use #GResource instead.</doc-deprecated>
        <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="115"/>
        <return-value transfer-ownership="none" nullable="1">
          <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="331">If @use_rle is %TRUE, a pointer to the
  newly-allocated memory for the run-length encoded pixel data,
  otherwise %NULL.</doc>
          <type name="gpointer" c:type="gpointer"/>
        </return-value>
        <parameters>
          <instance-parameter name="pixdata" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="323">a #GdkPixdata to fill.</doc>
            <type name="Pixdata" c:type="GdkPixdata*"/>
          </instance-parameter>
          <parameter name="pixbuf" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="324">the data to fill @pixdata with.</doc>
            <type name="GdkPixbuf.Pixbuf" c:type="const GdkPixbuf*"/>
          </parameter>
          <parameter name="use_rle" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="325">whether to use run-length encoding for the pixel data.</doc>
            <type name="gboolean" c:type="gboolean"/>
          </parameter>
        </parameters>
      </method>
      <method name="serialize" c:identifier="gdk_pixdata_serialize" deprecated="1" deprecated-version="2.32">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="97">Serializes a #GdkPixdata structure into a byte stream.
The byte stream consists of a straightforward writeout of the
#GdkPixdata fields in network byte order, plus the @pixel_data
bytes the structure points to.</doc>
        <doc-deprecated xml:space="preserve">Use #GResource instead.</doc-deprecated>
        <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="107"/>
        <return-value transfer-ownership="full">
          <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="107">A
newly-allocated string containing the serialized #GdkPixdata
structure.</doc>
          <array length="0" zero-terminated="0" c:type="guint8*">
            <type name="guint8" c:type="guint8"/>
          </array>
        </return-value>
        <parameters>
          <instance-parameter name="pixdata" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="99">a valid #GdkPixdata structure to serialize.</doc>
            <type name="Pixdata" c:type="const GdkPixdata*"/>
          </instance-parameter>
          <parameter name="stream_length_p" direction="out" caller-allocates="0" transfer-ownership="full">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="100">location to store the resulting stream length in.</doc>
            <type name="guint" c:type="guint*"/>
          </parameter>
        </parameters>
      </method>
      <method name="to_csource" c:identifier="gdk_pixdata_to_csource" deprecated="1" deprecated-version="2.32">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="690">Generates C source code suitable for compiling images directly
into programs.

gdk-pixbuf ships with a program called
[gdk-pixbuf-csource][gdk-pixbuf-csource], which offers a command
line interface to this function.</doc>
        <doc-deprecated xml:space="preserve">Use #GResource instead.</doc-deprecated>
        <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="167"/>
        <return-value transfer-ownership="full">
          <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="704">a newly-allocated string containing the C source form
  of @pixdata.</doc>
          <type name="GLib.String" c:type="GString*"/>
        </return-value>
        <parameters>
          <instance-parameter name="pixdata" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="692">a #GdkPixdata to convert to C source.</doc>
            <type name="Pixdata" c:type="GdkPixdata*"/>
          </instance-parameter>
          <parameter name="name" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="693">used for naming generated data structures or macros.</doc>
            <type name="utf8" c:type="const gchar*"/>
          </parameter>
          <parameter name="dump_type" transfer-ownership="none">
            <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="694">a #GdkPixdataDumpType determining the kind of C
  source to be generated.</doc>
            <type name="PixdataDumpType" c:type="GdkPixdataDumpType"/>
          </parameter>
        </parameters>
      </method>
    </record>
    <bitfield name="PixdataDumpType" c:type="GdkPixdataDumpType">
      <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="122">An enumeration which is used by gdk_pixdata_to_csource() to
determine the form of C source to be generated. The three values
@GDK_PIXDATA_DUMP_PIXDATA_STREAM, @GDK_PIXDATA_DUMP_PIXDATA_STRUCT
and @GDK_PIXDATA_DUMP_MACROS are mutually exclusive, as are
@GDK_PIXBUF_DUMP_GTYPES and @GDK_PIXBUF_DUMP_CTYPES. The remaining
elements are optional flags that can be freely added.</doc>
      <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="163"/>
      <member name="pixdata_stream" value="0" c:identifier="GDK_PIXDATA_DUMP_PIXDATA_STREAM">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="124">Generate pixbuf data stream (a single
   string containing a serialized #GdkPixdata structure in network byte
   order).</doc>
      </member>
      <member name="pixdata_struct" value="1" c:identifier="GDK_PIXDATA_DUMP_PIXDATA_STRUCT">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="127">Generate #GdkPixdata structure (needs
   the #GdkPixdata structure definition from gdk-pixdata.h).</doc>
      </member>
      <member name="macros" value="2" c:identifier="GDK_PIXDATA_DUMP_MACROS">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="129">Generate &lt;function&gt;*_ROWSTRIDE&lt;/function&gt;,
   &lt;function&gt;*_WIDTH&lt;/function&gt;, &lt;function&gt;*_HEIGHT&lt;/function&gt;,
   &lt;function&gt;*_BYTES_PER_PIXEL&lt;/function&gt; and
   &lt;function&gt;*_RLE_PIXEL_DATA&lt;/function&gt; or &lt;function&gt;*_PIXEL_DATA&lt;/function&gt;
   macro definitions for the image.</doc>
      </member>
      <member name="gtypes" value="0" c:identifier="GDK_PIXDATA_DUMP_GTYPES">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="134">Generate GLib data types instead of
   standard C data types.</doc>
      </member>
      <member name="ctypes" value="256" c:identifier="GDK_PIXDATA_DUMP_CTYPES">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="136">Generate standard C data types instead of
   GLib data types.</doc>
      </member>
      <member name="static" value="512" c:identifier="GDK_PIXDATA_DUMP_STATIC">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="138">Generate static symbols.</doc>
      </member>
      <member name="const" value="1024" c:identifier="GDK_PIXDATA_DUMP_CONST">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="139">Generate const symbols.</doc>
      </member>
      <member name="rle_decoder" value="65536" c:identifier="GDK_PIXDATA_DUMP_RLE_DECODER">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="140">Provide a &lt;function&gt;*_RUN_LENGTH_DECODE(image_buf, rle_data, size, bpp)&lt;/function&gt;
   macro definition  to  decode  run-length encoded image data.</doc>
      </member>
    </bitfield>
    <bitfield name="PixdataType" c:type="GdkPixdataType">
      <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="32">An enumeration containing three sets of flags for a #GdkPixdata struct:
one for the used colorspace, one for the width of the samples and one
for the encoding of the pixel data.</doc>
      <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="65"/>
      <member name="color_type_rgb" value="1" c:identifier="GDK_PIXDATA_COLOR_TYPE_RGB">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="34">each pixel has red, green and blue samples.</doc>
      </member>
      <member name="color_type_rgba" value="2" c:identifier="GDK_PIXDATA_COLOR_TYPE_RGBA">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="35">each pixel has red, green and blue samples
   and an alpha value.</doc>
      </member>
      <member name="color_type_mask" value="255" c:identifier="GDK_PIXDATA_COLOR_TYPE_MASK">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="37">mask for the colortype flags of the enum.</doc>
      </member>
      <member name="sample_width_8" value="65536" c:identifier="GDK_PIXDATA_SAMPLE_WIDTH_8">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="38">each sample has 8 bits.</doc>
      </member>
      <member name="sample_width_mask" value="983040" c:identifier="GDK_PIXDATA_SAMPLE_WIDTH_MASK">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="39">mask for the sample width flags of the enum.</doc>
      </member>
      <member name="encoding_raw" value="16777216" c:identifier="GDK_PIXDATA_ENCODING_RAW">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="40">the pixel data is in raw form.</doc>
      </member>
      <member name="encoding_rle" value="33554432" c:identifier="GDK_PIXDATA_ENCODING_RLE">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="41">the pixel data is run-length encoded. Runs may
   be up to 127 bytes long; their length is stored in a single byte
   preceding the pixel data for the run. If a run is constant, its length
   byte has the high bit set and the pixel data consists of a single pixel
   which must be repeated.</doc>
      </member>
      <member name="encoding_mask" value="251658240" c:identifier="GDK_PIXDATA_ENCODING_MASK">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.h" line="46">mask for the encoding flags of the enum.</doc>
      </member>
    </bitfield>
    <function name="pixbuf_from_pixdata" c:identifier="gdk_pixbuf_from_pixdata" deprecated="1" deprecated-version="2.32" throws="1">
      <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="420">Converts a #GdkPixdata to a #GdkPixbuf. If @copy_pixels is %TRUE or
if the pixel data is run-length-encoded, the pixel data is copied into
newly-allocated memory; otherwise it is reused.</doc>
      <doc-deprecated xml:space="preserve">Use #GResource instead.</doc-deprecated>
      <source-position filename="../gdk-pixbuf/gdk-pixdata.h" line="119"/>
      <return-value transfer-ownership="full">
        <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="431">a new #GdkPixbuf.</doc>
        <type name="GdkPixbuf.Pixbuf" c:type="GdkPixbuf*"/>
      </return-value>
      <parameters>
        <parameter name="pixdata" transfer-ownership="none">
          <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="422">a #GdkPixdata to convert into a #GdkPixbuf.</doc>
          <type name="Pixdata" c:type="const GdkPixdata*"/>
        </parameter>
        <parameter name="copy_pixels" transfer-ownership="none">
          <doc xml:space="preserve" filename="../gdk-pixbuf/gdk-pixdata.c" line="423">whether to copy raw pixel data; run-length encoded
    pixel data is always copied.</doc>
          <type name="gboolean" c:type="gboolean"/>
        </parameter>
      </parameters>
    </function>
  </namespace>
</repository>