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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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146 lines
4.4 KiB
C
146 lines
4.4 KiB
C
/*
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* GStreamer
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* Copyright (C) 2008 Julien Isorce <julien.isorce@gmail.com>
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* Copyright (C) 2012 Matthew Waters <ystreet00@gmail.com>
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* Copyright (C) 2013 Sebastian Dröge <slomo@circular-chaos.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/* TODO: - Window resize handling
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* - Event handling input event handling
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <gst/gst.h>
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#include <gst/gl/egl/gstglcontext_egl.h>
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#include "gstglwindow_android_egl.h"
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#include "../gstglwindow_private.h"
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#define GST_CAT_DEFAULT gst_gl_window_debug
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#define gst_gl_window_android_egl_parent_class parent_class
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G_DEFINE_TYPE (GstGLWindowAndroidEGL, gst_gl_window_android_egl,
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GST_TYPE_GL_WINDOW);
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static guintptr gst_gl_window_android_egl_get_display (GstGLWindow * window);
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static guintptr gst_gl_window_android_egl_get_window_handle (GstGLWindow *
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window);
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static void gst_gl_window_android_egl_set_window_handle (GstGLWindow * window,
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guintptr handle);
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static void gst_gl_window_android_egl_draw (GstGLWindow * window);
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static void
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gst_gl_window_android_egl_class_init (GstGLWindowAndroidEGLClass * klass)
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{
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GstGLWindowClass *window_class = (GstGLWindowClass *) klass;
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window_class->get_display =
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GST_DEBUG_FUNCPTR (gst_gl_window_android_egl_get_display);
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window_class->get_window_handle =
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GST_DEBUG_FUNCPTR (gst_gl_window_android_egl_get_window_handle);
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window_class->set_window_handle =
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GST_DEBUG_FUNCPTR (gst_gl_window_android_egl_set_window_handle);
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window_class->draw = GST_DEBUG_FUNCPTR (gst_gl_window_android_egl_draw);
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}
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static void
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gst_gl_window_android_egl_init (GstGLWindowAndroidEGL * window)
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{
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}
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/* Must be called in the gl thread */
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GstGLWindowAndroidEGL *
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gst_gl_window_android_egl_new (GstGLDisplay * display)
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{
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GstGLWindowAndroidEGL *window;
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if ((gst_gl_display_get_handle_type (display) & GST_GL_DISPLAY_TYPE_EGL) == 0)
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/* we require an egl display to create android windows */
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return NULL;
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GST_DEBUG ("creating Android EGL window");
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window = g_object_new (GST_TYPE_GL_WINDOW_ANDROID_EGL, NULL);
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gst_object_ref_sink (window);
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return window;
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}
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static void
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gst_gl_window_android_egl_set_window_handle (GstGLWindow * window,
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guintptr handle)
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{
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GstGLWindowAndroidEGL *window_egl = GST_GL_WINDOW_ANDROID_EGL (window);
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window_egl->native_window = (EGLNativeWindowType) handle;
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}
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static guintptr
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gst_gl_window_android_egl_get_window_handle (GstGLWindow * window)
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{
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GstGLWindowAndroidEGL *window_egl = GST_GL_WINDOW_ANDROID_EGL (window);
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return (guintptr) window_egl->native_window;
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}
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static void
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draw_cb (gpointer data)
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{
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GstGLWindowAndroidEGL *window_egl = data;
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GstGLWindow *window = GST_GL_WINDOW (window_egl);
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GstGLContext *context = gst_gl_window_get_context (window);
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GstGLContextEGL *context_egl = GST_GL_CONTEXT_EGL (context);
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if (context_egl->egl_surface) {
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gint width, height;
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guint window_width, window_height;
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gst_gl_window_get_surface_dimensions (window, &window_width,
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&window_height);
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if (eglQuerySurface (context_egl->egl_display, context_egl->egl_surface,
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EGL_WIDTH, &width)
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&& eglQuerySurface (context_egl->egl_display, context_egl->egl_surface,
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EGL_HEIGHT, &height)
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&& (window->queue_resize || width != window_egl->window_width
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|| height != window_egl->window_height)) {
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gst_gl_window_resize (window, width, height);
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}
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}
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if (window->draw)
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window->draw (window->draw_data);
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gst_gl_context_swap_buffers (context);
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gst_object_unref (context);
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}
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static void
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gst_gl_window_android_egl_draw (GstGLWindow * window)
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{
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gst_gl_window_send_message (window, (GstGLWindowCB) draw_cb, window);
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}
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static guintptr
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gst_gl_window_android_egl_get_display (GstGLWindow * window)
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{
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return 0;
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}
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