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109 lines
3.8 KiB
C
109 lines
3.8 KiB
C
/* GStreamer
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* Copyright (C) 2007 Stefan Kost <ensonic@users.sf.net>
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*
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* gstdebugutils.h: debugging and analysis utillities
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GSTDEBUGUTILS_H__
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#define __GSTDEBUGUTILS_H__
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#include <glib.h>
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#include <glib-object.h>
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#include <gst/gstconfig.h>
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#include <gst/gstbin.h>
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G_BEGIN_DECLS
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/**
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* GstDebugGraphDetails:
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* @GST_DEBUG_GRAPH_SHOW_MEDIA_TYPE: show caps-name on edges
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* @GST_DEBUG_GRAPH_SHOW_CAPS_DETAILS: show caps-details on edges
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* @GST_DEBUG_GRAPH_SHOW_NON_DEFAULT_PARAMS: show modified parameters on elements
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* @GST_DEBUG_GRAPH_SHOW_STATES: show element states
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* @GST_DEBUG_GRAPH_SHOW_ALL: show all details
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*
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* Available details for pipeline graphs produced by GST_DEBUG_BIN_TO_DOT_FILE()
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* and GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS().
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*
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* Since: 0.10.15
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*/
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typedef enum {
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GST_DEBUG_GRAPH_SHOW_MEDIA_TYPE = (1<<0),
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GST_DEBUG_GRAPH_SHOW_CAPS_DETAILS = (1<<1),
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GST_DEBUG_GRAPH_SHOW_NON_DEFAULT_PARAMS = (1<<2),
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GST_DEBUG_GRAPH_SHOW_STATES = (1<<3),
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GST_DEBUG_GRAPH_SHOW_ALL = ((1<<4)-1)
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} GstDebugGraphDetails;
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#ifndef GST_DISABLE_GST_DEBUG
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/********** pipeline graphs **********/
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void _gst_debug_bin_to_dot_file (GstBin *bin, GstDebugGraphDetails details, const gchar *file_name);
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void _gst_debug_bin_to_dot_file_with_ts (GstBin *bin, GstDebugGraphDetails details, const gchar *file_name);
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/**
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* GST_DEBUG_BIN_TO_DOT_FILE:
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* @bin: the top-level pipeline that should be analyzed
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* @details: details to show in the graph, e.g. #GST_DEBUG_GRAPH_SHOW_ALL or
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* one or more other #GstDebugGraphDetails flags.
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* @file_name: output base filename (e.g. "myplayer")
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*
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* To aid debugging applications one can use this method to write out the whole
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* network of gstreamer elements that form the pipeline into an dot file.
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* This file can be processed with graphviz to get an image.
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* <informalexample><programlisting>
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* dot -Tpng -oimage.png graph_lowlevel.dot
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* </programlisting></informalexample>
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*
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* The macro is only active if gstreamer is configured with
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* "--gst-enable-gst-debug" and the environment variable
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* GST_DEBUG_DUMP_DOT_DIR is set to a basepath (e.g. /tmp).
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*
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* Since: 0.10.15
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*/
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#define GST_DEBUG_BIN_TO_DOT_FILE(bin, details, file_name) _gst_debug_bin_to_dot_file (bin, details, file_name)
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/**
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* GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS:
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* @bin: the top-level pipeline that should be analyzed
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* @details: details to show in the graph, e.g. #GST_DEBUG_GRAPH_SHOW_ALL or
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* one or more other #GstDebugGraphDetails flags.
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* @file_name: output base filename (e.g. "myplayer")
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*
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* This works like GST_DEBUG_BIN_TO_DOT_FILE(), but adds the current timestamp
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* to the filename, so that it can be used to take multiple snapshots.
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*
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* Since: 0.10.15
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*/
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#define GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS(bin, details, file_name) _gst_debug_bin_to_dot_file_with_ts (bin, details, file_name)
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#else /* GST_DISABLE_GST_DEBUG */
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#define GST_DEBUG_BIN_TO_DOT_FILE(bin, details, file_name)
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#define GST_DEBUG_BIN_TO_DOT_FILE_WITH_TS(bin, details, file_name)
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#endif /* GST_DISABLE_GST_DEBUG */
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G_END_DECLS
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#endif /* __GSTDEBUGUTILS_H__ */
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