gstreamer/ext/eglgles/gsteglglessink.h
2012-10-18 14:35:09 +02:00

167 lines
4.8 KiB
C

/*
* GStreamer EGL/GLES Sink
* Copyright (C) 2012 Collabora Ltd.
* @author: Reynaldo H. Verdejo Pinochet <reynaldo@collabora.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Alternatively, the contents of this file may be used under the
* GNU Lesser General Public License Version 2.1 (the "LGPL"), in
* which case the following provisions apply instead of the ones
* mentioned above:
*
* 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_EGLGLESSINK_H__
#define __GST_EGLGLESSINK_H__
#include <gst/gst.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
G_BEGIN_DECLS
#define GST_TYPE_EGLGLESSINK \
(gst_eglglessink_get_type())
#define GST_EGLGLESSINK(obj) \
(G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_EGLGLESSINK,GstEglGlesSink))
#define GST_EGLGLESSINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_EGLGLESSINK,GstEglGlesSinkClass))
#define GST_IS_EGLGLESSINK(obj) \
(G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_EGLGLESSINK))
#define GST_IS_EGLGLESSINK_CLASS(klass) \
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_EGLGLESSINK))
/* XXX: Harcoded format. Should be runtime built latter on. */
#define GST_EGLGLESSINK_IMAGE_RGB565 1
#define GST_EGLGLESSINK_IMAGE_NOFMT -1
#define GST_EGLGLESSINK_EGL_MIN_VERSION 1
typedef struct _GstEglGlesBuffer GstEglGlesBuffer;
typedef struct _GstEglGlesBufferClass GstEglGlesBufferClass;
typedef struct _GstEglGlesSink GstEglGlesSink;
typedef struct _GstEglGlesSinkClass GstEglGlesSinkClass;
typedef struct _GstEglGlesImageFmt GstEglGlesImageFmt;
/* Should be extended when new rendering methods
* get implemented.
*/
typedef enum {
GST_EGLGLESSINK_RENDER_SLOW,
GST_EGLGLESSINK_RENDER_FAST
} GstEglGlesSinkRenderingPath;
typedef struct _coord
{
float x;
float y;
float z;
} coord;
struct _GstEglGlesImageFmt
{
gint fmt;
GstCaps *caps;
};
/* XXX: Maybe use GstVideoRectangle for the image data? */
struct _GstEglGlesBuffer
{
GstBuffer buffer;
GstEglGlesSink *eglglessink;
EGLint *image;
gint format;
gint width, height;
size_t size;
};
struct _GstEglGlesSink
{
GstVideoSink videosink;
GstVideoFormat format;
GstCaps *current_caps;
GstPad *sink;
/* XXX: The supported format list should likely be part
* of a local EGL/GLES context and built at runtime from
* the platform supported fmts. Right now we just add one
* format/caps at init.
*/
GList *supported_fmts;
GMutex *flow_lock;
EGLConfig config;
EGLContext context;
EGLDisplay display;
EGLNativeWindowType window;
EGLSurface surface;
GLuint texture[1];
gboolean have_window;
gboolean have_surface;;
gboolean have_vbo;
gboolean have_texture;
gboolean running;
GstEglGlesSinkRenderingPath rendering_path;
/* shader vars */
coord coordarray[4];
unsigned short indexarray[4];
unsigned int vdata, idata;
/* props */
gboolean silent;
gboolean can_create_window;
gboolean force_rendering_slow;
gint window_default_width;
gint window_default_height;
};
struct _GstEglGlesSinkClass
{
GstVideoSinkClass parent_class;
};
GType gst_eglglessink_get_type (void);
G_END_DECLS
#endif /* __GST_EGLGLESSINK_H__ */