}
static gboolean
+gst_gl_window_x11_egl_choose_config (GstGLWindowX11EGL * window_egl,
+ GError ** error)
+{
+ EGLint numConfigs;
+ gint i = 0;
+ EGLint config_attrib[20];
+
+ config_attrib[i++] = EGL_SURFACE_TYPE;
+ config_attrib[i++] = EGL_WINDOW_BIT;
+ config_attrib[i++] = EGL_RENDERABLE_TYPE;
+ if (window_egl->gl_api & GST_GL_API_GLES2)
+ config_attrib[i++] = EGL_OPENGL_ES2_BIT;
+ else
+ config_attrib[i++] = EGL_OPENGL_BIT;
+ config_attrib[i++] = EGL_DEPTH_SIZE;
+ config_attrib[i++] = 16;
+ config_attrib[i++] = EGL_NONE;
+
+ if (eglChooseConfig (window_egl->egl_display, config_attrib,
+ &window_egl->egl_config, 1, &numConfigs))
+ GST_INFO ("config set: %ld, %ld", (gulong) window_egl->egl_config,
+ (gulong) numConfigs);
+ else {
+ g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
+ "Failed to set window configuration: %s", X11EGLErrorString ());
+ goto failure;
+ }
+
+ return TRUE;
+
+failure:
+ return FALSE;
+}
+
+static gboolean
gst_gl_window_x11_egl_create_context (GstGLWindowX11 * window_x11,
GstGLAPI gl_api, guintptr external_gl_context, GError ** error)
{
GstGLWindowX11EGL *window_egl;
- EGLint config_attrib[] = {
- EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
- EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
- EGL_DEPTH_SIZE, 16,
- EGL_NONE
- };
-
- EGLint context_attrib[] = {
- EGL_CONTEXT_CLIENT_VERSION, 2,
- EGL_NONE
- };
-
+ gint i = 0;
+ EGLint context_attrib[3];
EGLint majorVersion;
EGLint minorVersion;
- EGLint numConfigs;
- EGLConfig config;
+
+ if ((gl_api & GST_GL_API_OPENGL) == GST_GL_API_NONE &&
+ (gl_api & GST_GL_API_GLES2) == GST_GL_API_NONE) {
+ g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_API,
+ "xEGL supports opengl or gles2");
+ goto failure;
+ }
window_egl = GST_GL_WINDOW_X11_EGL (window_x11);
goto failure;
}
- if (eglChooseConfig (window_egl->egl_display, config_attrib, &config, 1,
- &numConfigs))
- GST_INFO ("config set: %ld, %ld", (gulong) config, (gulong) numConfigs);
- else {
- g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_WRONG_CONFIG,
- "Failed to set window configuration: %s", X11EGLErrorString ());
- goto failure;
+ if (gl_api & GST_GL_API_OPENGL) {
+ /* egl + opengl only available with EGL 1.4+ */
+ if (majorVersion == 1 && minorVersion <= 3) {
+ if ((gl_api & ~GST_GL_API_OPENGL) == GST_GL_API_NONE) {
+ g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_OLD_LIBS,
+ "EGL version (%i.%i) too old for OpenGL support, (needed at least 1.4)",
+ majorVersion, minorVersion);
+ goto failure;
+ } else {
+ GST_WARNING
+ ("EGL version (%i.%i) too old for OpenGL support, (needed at least 1.4)",
+ majorVersion, minorVersion);
+ if (gl_api & GST_GL_API_GLES2)
+ goto try_gles2;
+ else
+ goto failure;
+ }
+ }
+
+ if (!eglBindAPI (EGL_OPENGL_API)) {
+ g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_FAILED,
+ "Failed to bind OpenGL|ES API: %s", X11EGLErrorString ());
+ goto failure;
+ }
+
+ window_egl->gl_api = GST_GL_API_OPENGL;
+ } else if (gl_api & GST_GL_API_GLES2) {
+ try_gles2:
+ if (!eglBindAPI (EGL_OPENGL_ES_API)) {
+ g_set_error (error, GST_GL_WINDOW_ERROR, GST_GL_WINDOW_ERROR_FAILED,
+ "Failed to bind OpenGL|ES API: %s", X11EGLErrorString ());
+ goto failure;
+ }
+
+ window_egl->gl_api = GST_GL_API_GLES2;
}
+ gst_gl_window_x11_egl_choose_config (window_egl, error);
+
window_egl->egl_surface =
- eglCreateWindowSurface (window_egl->egl_display, config,
+ eglCreateWindowSurface (window_egl->egl_display, window_egl->egl_config,
(EGLNativeWindowType) window_x11->internal_win_id, NULL);
if (window_egl->egl_surface != EGL_NO_SURFACE)
GST_INFO ("surface created");
GST_DEBUG ("about to create gl context\n");
+ if (window_egl->gl_api & GST_GL_API_GLES2) {
+ context_attrib[i++] = EGL_CONTEXT_CLIENT_VERSION;
+ context_attrib[i++] = 2;
+ }
+ context_attrib[i++] = EGL_NONE;
+
window_egl->egl_context =
- eglCreateContext (window_egl->egl_display, config,
+ eglCreateContext (window_egl->egl_display, window_egl->egl_config,
(EGLContext) external_gl_context, context_attrib);
if (window_egl->egl_context != EGL_NO_CONTEXT)
GstGLAPI
gst_gl_window_x11_egl_get_gl_api (GstGLWindow * window)
{
- return GST_GL_API_GLES2;
+ GstGLWindowX11EGL *window_egl = GST_GL_WINDOW_X11_EGL (window);
+
+ return window_egl->gl_api ? window_egl->
+ gl_api : GST_GL_API_GLES2 | GST_GL_API_OPENGL;
}
const gchar *