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Original commit message from CVS: Merged HEAD from BRANCH-INCSCHED1-200104161 into BRANCH-INCSCHED1.
90 lines
2.9 KiB
Plaintext
90 lines
2.9 KiB
Plaintext
<chapter id="cha-debugging">
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<title>Debugging</title>
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<para>
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GStreamer has an extensive set of debugging tools for
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plugin developers.
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</para>
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<sect1>
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<title>Command line options</title>
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<para>
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Applications using the GStreamer libraries accept the following set
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of command line argruments to enable the debugging system.
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</para>
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<para>
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<itemizedlist>
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<listitem>
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<para>
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<option>--gst-debug-mask=<replaceable>mask</replaceable></option>
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Sets the mask for the debugging output.
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</para>
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</listitem>
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<listitem>
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<para>
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<option>--gst-info-mask=<replaceable>mask</replaceable></option>
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Sets the mask for the info output.
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</para>
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</listitem>
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<listitem>
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<para>
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<option>--gst-plugin-spew</option>
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Enable printout of errors while loading GST plugins.
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</para>
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</listitem>
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<listitem>
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<para>
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<option>--gst-plugin-path=<replaceable>PATH</replaceable></option>
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Add a directory to the plugin search path.
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</para>
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<listitem>
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<para>
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<option>--help</option> Print the a short desciption of the
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options and an overview of the current debugging/info masks
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set.
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</para>
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</listitem>
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</itemizedlist>
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</para>
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<para>
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<para>
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The follwing table gives an overview of the mask values and
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their meaning. (enabled) means that the corresponding flag
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has been set.
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</para>
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<programlisting>
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Mask (to be OR'ed) info/debug FLAGS
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--------------------------------------------------------
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0x00000001 (enabled)/ GST_INIT
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0x00000002 / COTHREADS
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0x00000004 / COTHREAD_SWITCH
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0x00000008 / AUTOPLUG
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0x00000010 / AUTOPLUG_ATTEMPT
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0x00000020 / PARENTAGE
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0x00000040 / STATES
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0x00000080 / PLANING
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0x00000100 / SCHEDULING
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0x00000200 / OPERATION
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0x00000400 / BUFFER
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0x00000800 / CAPS
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0x00001000 / CLOCK
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0x00002000 / ELEMENT_PADS
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0x00004000 / ELEMENTFACTORY
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0x00008000 / PADS
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0x00010000 / PIPELINE
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0x00020000 / PLUGIN_LOADING
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0x00040000 / PLUGIN_ERRORS
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0x00080000 / PROPERTIES
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0x00100000 / THREAD
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0x00200000 / TYPES
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0x00400000 / XML
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</programlisting>
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</sect1>
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<sect1>
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<title>Adding a custom debug handler</title>
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<para>
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</para>
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</sect1>
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</chapter>
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