sys/glsink/: Add gltestsrc element, a duplicate of videotestsrc that uses

Original commit message from CVS:
* sys/glsink/Makefile.am:
* sys/glsink/gltestsrc.c:
* sys/glsink/gltestsrc.h:
* sys/glsink/gstgldisplay.c:
* sys/glsink/gstgldownload.c:
* sys/glsink/gstglfilter.c:
* sys/glsink/gstgltestsrc.c:
* sys/glsink/gstgltestsrc.h:
* sys/glsink/gstglupload.c:
* sys/glsink/gstopengl.c:
Add gltestsrc element, a duplicate of videotestsrc that uses
GL rendering to create images.  More cleanup.

1 files changed, 116 insertions, 0 deletions

diff --git a/sys/glsink/gstgltestsrc.h b/sys/glsink/gstgltestsrc.h
new file mode 100644
index 00000000..5d1f51bf
--- /dev/null
+++ b/sys/glsink/gstgltestsrc.h
@@ -0,0 +1,116 @@
+/* GStreamer
+ * Copyright (C) 2002,2007 David A. Schleef <ds@schleef.org>
+ * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu>
+ *
+ * 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __GST_GL_TEST_SRC_H__
+#define __GST_GL_TEST_SRC_H__
+
+#include <gst/gst.h>
+#include <gst/base/gstpushsrc.h>
+#include "gstglbuffer.h"
+
+G_BEGIN_DECLS
+
+#define GST_TYPE_GL_TEST_SRC \
+  (gst_gl_test_src_get_type())
+#define GST_GL_TEST_SRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_GL_TEST_SRC,GstGLTestSrc))
+#define GST_GL_TEST_SRC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_GL_TEST_SRC,GstGLTestSrcClass))
+#define GST_IS_GL_TEST_SRC(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_GL_TEST_SRC))
+#define GST_IS_GL_TEST_SRC_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_GL_TEST_SRC))
+
+/**
+ * GstGLTestSrcPattern:
+ * @GST_GL_TEST_SRC_SMPTE: A standard SMPTE test pattern
+ * @GST_GL_TEST_SRC_SNOW: Random noise
+ * @GST_GL_TEST_SRC_BLACK: A black image
+ * @GST_GL_TEST_SRC_WHITE: A white image
+ * @GST_GL_TEST_SRC_RED: A red image
+ * @GST_GL_TEST_SRC_GREEN: A green image
+ * @GST_GL_TEST_SRC_BLUE: A blue image
+ * @GST_GL_TEST_SRC_CHECKERS1: Checkers pattern (1px)
+ * @GST_GL_TEST_SRC_CHECKERS2: Checkers pattern (2px)
+ * @GST_GL_TEST_SRC_CHECKERS4: Checkers pattern (4px)
+ * @GST_GL_TEST_SRC_CHECKERS8: Checkers pattern (8px)
+ * @GST_GL_TEST_SRC_CIRCULAR: Circular pattern
+ * @GST_GL_TEST_SRC_BLINK: Alternate between black and white
+ *
+ * The test pattern to produce.
+ */
+typedef enum {
+  GST_GL_TEST_SRC_SMPTE,
+  GST_GL_TEST_SRC_SNOW,
+  GST_GL_TEST_SRC_BLACK,
+  GST_GL_TEST_SRC_WHITE,
+  GST_GL_TEST_SRC_RED,
+  GST_GL_TEST_SRC_GREEN,
+  GST_GL_TEST_SRC_BLUE,
+  GST_GL_TEST_SRC_CHECKERS1,
+  GST_GL_TEST_SRC_CHECKERS2,
+  GST_GL_TEST_SRC_CHECKERS4,
+  GST_GL_TEST_SRC_CHECKERS8,
+  GST_GL_TEST_SRC_CIRCULAR,
+  GST_GL_TEST_SRC_BLINK
+} GstGLTestSrcPattern;
+
+typedef struct _GstGLTestSrc GstGLTestSrc;
+typedef struct _GstGLTestSrcClass GstGLTestSrcClass;
+
+/**
+ * GstGLTestSrc:
+ *
+ * Opaque data structure.
+ */
+struct _GstGLTestSrc {
+  GstPushSrc element;
+
+  /*< private >*/
+
+  /* type of output */
+  GstGLTestSrcPattern pattern_type;
+
+  /* video state */
+  char *format_name;
+  gint width;
+  gint height;
+  gint rate_numerator;
+  gint rate_denominator;
+
+  /* private */
+  GstGLDisplay *display;
+  gint64 timestamp_offset;              /* base offset */
+  GstClockTime running_time;            /* total running time */
+  gint64 n_frames;                      /* total frames sent */
+  gboolean negotiated;
+
+  void (*make_image) (GstGLTestSrc *v, GstGLBuffer *buffer, int w, int h);
+};
+
+struct _GstGLTestSrcClass {
+  GstPushSrcClass parent_class;
+};
+
+GType gst_gl_test_src_get_type (void);
+
+G_END_DECLS
+
+#endif /* __GST_GL_TEST_SRC_H__ */