gstreamer/gst-libs/gst/gl/gstglquery.h
Tim-Philipp Müller c5b5ef16d3 gl: GST_EXPORT -> GST_GL_API
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.
2018-03-13 12:10:29 +00:00

163 lines
5.3 KiB
C

/*
* GStreamer
* Copyright (C) 2016 Matthew Waters <matthew@centricular.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifndef __GST_GL_QUERY_H__
#define __GST_GL_QUERY_H__
#include <gst/gl/gstgl_fwd.h>
#include <gst/gl/gstgldebug.h>
G_BEGIN_DECLS
/**
* GstGLQueryType:
* @GST_GL_QUERY_NONE: no query
* @GST_GL_QUERY_TIME_ELAPSED: query the time elapsed
* @GST_GL_QUERY_TIMESTAMP: query the current time
*/
typedef enum
{
GST_GL_QUERY_NONE,
GST_GL_QUERY_TIME_ELAPSED,
GST_GL_QUERY_TIMESTAMP,
} GstGLQueryType;
/**
* GstGLQuery:
*
* Opaque #GstGLQuery struct
*/
struct _GstGLQuery
{
/* <private> */
GstGLContext * context;
guint query_type;
guint query_id;
gboolean supported;
gboolean start_called;
GstGLAsyncDebug debug;
/* <private> */
gpointer _padding[GST_PADDING];
};
GST_GL_API
void gst_gl_query_init (GstGLQuery * query,
GstGLContext * context,
GstGLQueryType query_type);
GST_GL_API
void gst_gl_query_unset (GstGLQuery * query);
GST_GL_API
GstGLQuery * gst_gl_query_new (GstGLContext * context,
GstGLQueryType query_type);
GST_GL_API
void gst_gl_query_free (GstGLQuery * query);
GST_GL_API
void gst_gl_query_start (GstGLQuery * query);
GST_GL_API
void gst_gl_query_end (GstGLQuery * query);
GST_GL_API
void gst_gl_query_counter (GstGLQuery * query);
GST_GL_API
guint64 gst_gl_query_result (GstGLQuery * query);
#define gst_gl_query_start_log_valist(query,cat,level,object,format,varargs) \
G_STMT_START { \
GST_GL_ASYNC_CAT_LEVEL_LOG_valist (&(query)->debug, cat, level, object, format, varargs); \
gst_gl_async_debug_freeze (&(query)->debug); \
gst_gl_query_start (query); \
gst_gl_async_debug_thaw (&(query)->debug); \
} G_STMT_END
#define gst_gl_query_counter_log_valist(query,cat,level,object,format,varargs) \
G_STMT_START { \
GST_GL_ASYNC_CAT_LEVEL_LOG_valist (&(query)->debug, cat, level, object, format, varargs); \
gst_gl_async_debug_freeze (&(query)->debug); \
gst_gl_query_counter (query); \
gst_gl_async_debug_thaw (&(query)->debug); \
} G_STMT_END
#if G_HAVE_ISO_VARARGS
#define gst_gl_query_start_log(query,cat,level,object,format,...) \
G_STMT_START { \
GST_GL_ASYNC_CAT_LEVEL_LOG (&(query)->debug, cat, level, object, format, __VA_ARGS__); \
gst_gl_async_debug_freeze (&(query)->debug); \
gst_gl_query_start (query); \
gst_gl_async_debug_thaw (&(query)->debug); \
} G_STMT_END
#define gst_gl_query_counter_log(query,cat,level,object,format,...) \
G_STMT_START { \
GST_GL_ASYNC_CAT_LEVEL_LOG (&(query)->debug, cat, level, object, format, __VA_ARGS__); \
gst_gl_async_debug_freeze (&(query)->debug); \
gst_gl_query_counter (query); \
gst_gl_async_debug_thaw (&(query)->debug); \
} G_STMT_END
#else /* G_HAVE_ISO_VARARGS */
#if G_HAVE_GNUC_VARARGS
#define gst_gl_query_start_log(query,cat,level,object,format,args...) \
G_STMT_START { \
GST_GL_ASYNC_CAT_LEVEL_LOG (&(query)->debug, cat, level, object, format, ##args); \
gst_gl_async_debug_freeze (&(query)->debug); \
gst_gl_query_start (query); \
gst_gl_async_debug_thaw (&(query)->debug); \
} G_STMT_END
#define gst_gl_query_counter_log(query,cat,level,object,format,args...) \
G_STMT_START { \
GST_GL_ASYNC_CAT_LEVEL_LOG (&(query)->debug, cat, level, object, format, ##args); \
gst_gl_async_debug_freeze (&(query)->debug); \
gst_gl_query_counter (query); \
gst_gl_async_debug_thaw (&(query)->debug); \
} G_STMT_END
#else /* G_HAVE_GNUC_VARARGS */
static inline void
gst_gl_query_start_log(GstGLQuery * query, GstDebugCategory * cat,
GstDebugLevel level, GObject * object, const gchar * format, ...)
{
va_list varargs;
va_start (varargs, format);
gst_gl_query_start_log_valist (query, cat, level, object, format, varargs);
va_end (varargs);
}
static inline void
gst_gl_query_counter_log(GstGLQuery * query, GstDebugCategory * cat,
GstDebugLevel level, GObject * object, const gchar * format, ...)
{
va_list varargs;
va_start (varargs, format);
gst_gl_query_counter_log_valist (query, cat, level, object, format, varargs);
va_end (varargs);
}
#endif /* G_HAVE_GNUC_VARARGS */
#endif /* G_HAVE_ISO_VARARGS */
G_END_DECLS
#endif /* __GST_GL_QUERY_H__ */