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8983cce9f6
We need different export decorators for the different libs. For now no actual change though, just rename before the release, and add prelude headers to define the new decorator to GST_EXPORT.
118 lines
4.4 KiB
C
118 lines
4.4 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., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, 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
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* elements
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* @GST_DEBUG_GRAPH_SHOW_STATES: show element states
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* @GST_DEBUG_GRAPH_SHOW_FULL_PARAMS: show full element parameter values even
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* if they are very long
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* @GST_DEBUG_GRAPH_SHOW_ALL: show all the typical details that one might want
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* @GST_DEBUG_GRAPH_SHOW_VERBOSE: show all details regardless of how large or
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* verbose they make the resulting output
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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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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_FULL_PARAMS = (1<<4),
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GST_DEBUG_GRAPH_SHOW_ALL = ((1<<4)-1),
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GST_DEBUG_GRAPH_SHOW_VERBOSE = (-1)
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} GstDebugGraphDetails;
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/********** pipeline graphs **********/
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GST_API
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gchar * gst_debug_bin_to_dot_data (GstBin *bin, GstDebugGraphDetails details);
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GST_API
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void gst_debug_bin_to_dot_file (GstBin *bin, GstDebugGraphDetails details, const gchar *file_name);
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GST_API
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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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#ifndef GST_DISABLE_GST_DEBUG
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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, like this:
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* |[
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* dot -Tpng -oimage.png graph_lowlevel.dot
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* ]|
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* There is also a utility called xdot which allows you to view the dot file
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* directly without converting it first.
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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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#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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#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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