Re #1757: Initial implementation of iOS OpenGL ES renderer. To use it…

…, application needs to add:

#define PJMEDIA_VIDEO_DEV_HAS_OPENGL 1
#define PJMEDIA_VIDEO_DEV_HAS_OPENGL_ES 1
#define PJMEDIA_VIDEO_DEV_HAS_IOS_OPENGL 1



git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@4812 74dad513-b988-da41-8d7b-12977e46ad98

pjmedia/build/Makefile

@@ -106,7 +106,7 @@ export PJMEDIA_AUDIODEV_LDFLAGS += $(PJLIB_LDLIB) \
 #
 export PJMEDIA_VIDEODEV_SRCDIR = ../src/pjmedia-videodev
 export PJMEDIA_VIDEODEV_OBJS +=  errno.o videodev.o avi_dev.o ffmpeg_dev.o \
-				colorbar_dev.o v4l2_dev.o
+				colorbar_dev.o v4l2_dev.o opengl_dev.o
 export PJMEDIA_VIDEODEV_CFLAGS += $(_CFLAGS)
 export PJMEDIA_VIDEODEV_CXXFLAGS += $(_CXXFLAGS)
 export PJMEDIA_VIDEODEV_LDFLAGS += $(PJLIB_LDLIB) \

pjmedia/build/os-auto.mak.in

@@ -214,7 +214,7 @@ endif
 # iOS video device
 #
 ifeq ($(AC_PJMEDIA_VIDEO),iphone_os)
-export PJMEDIA_VIDEODEV_OBJS += ios_dev.o
+export PJMEDIA_VIDEODEV_OBJS += ios_dev.o ios_opengl_dev.o
 endif
 
 #

pjmedia/include/pjmedia-videodev/opengl_dev.h

@@ -0,0 +1,49 @@
+/* $Id$ */
+/*
+ * Copyright (C) 2013-2014 Teluu Inc. (http://www.teluu.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef PJMEDIA_VIDEODEV_OPENGL_DEV_H__
+#define PJMEDIA_VIDEODEV_OPENGL_DEV_H__
+
+#include <pjmedia-videodev/videodev_imp.h>
+
+/* OpenGL implementation on each platform needs to implement this and
+ * stream operations.
+ */
+pj_status_t
+pjmedia_vid_dev_opengl_imp_create_stream(pj_pool_t *pool,
+                                         pjmedia_vid_dev_param *param,
+                                         const pjmedia_vid_dev_cb *cb,
+                                         void *user_data,
+                                         pjmedia_vid_dev_stream **p_vid_strm);
+
+/* OpenGL buffers opaque structure. */
+typedef struct gl_buffers gl_buffers;
+
+/* Create OpenGL buffers. */
+void        pjmedia_vid_dev_opengl_create_buffers(pj_pool_t *pool,
+                                                  gl_buffers **glb);
+/* Initialize OpenGL buffers. */
+pj_status_t pjmedia_vid_dev_opengl_init_buffers(gl_buffers *glb);
+/* Render a texture. */
+pj_status_t pjmedia_vid_dev_opengl_draw(gl_buffers *glb,
+                                        unsigned int texture,
+                                        unsigned int name);
+/* Destroy OpenGL buffers. */
+void        pjmedia_vid_dev_opengl_destroy_buffers(gl_buffers *glb);
+
+#endif    /* PJMEDIA_VIDEODEV_OPENGL_DEV_H__ */