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/*
* 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;
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
#ifdef 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__ */
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