gboolean gst_imx_egl_viv_trans_egl_platform_init_window(GstImxEglVivTransEGLPlatform *platform, gint x_coord, gint y_coord, guint width, guint height)
{
EGLint num_configs;
EGLConfig config;
int actual_x, actual_y, actual_width, actual_height;
static EGLint const eglconfig_attribs[] =
{
EGL_RED_SIZE, 1,
EGL_GREEN_SIZE, 1,
EGL_BLUE_SIZE, 1,
EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
EGL_NONE
};
static EGLint const ctx_attribs[] =
{
EGL_CONTEXT_CLIENT_VERSION, 2,
EGL_NONE
};
if (!eglChooseConfig(platform->egl_display, eglconfig_attribs, &config, 1, &num_configs))
{
GST_ERROR("eglChooseConfig failed: %s", gst_imx_egl_viv_trans_egl_platform_get_last_error_string());
return FALSE;
}
platform->native_window = fbCreateWindow(platform->native_display, x_coord, y_coord, width, height);
fbGetWindowGeometry(platform->native_window, &actual_x, &actual_y, &actual_width, &actual_height);
GST_LOG("fbGetWindowGeometry: x/y %d/%d width/height %d/%d", actual_x, actual_y, actual_width, actual_height);
eglBindAPI(EGL_OPENGL_ES_API);
platform->egl_context = eglCreateContext(platform->egl_display, config, EGL_NO_CONTEXT, ctx_attribs);
platform->egl_surface = eglCreateWindowSurface(platform->egl_display, config, platform->native_window, NULL);
eglMakeCurrent(platform->egl_display, platform->egl_surface, platform->egl_surface, platform->egl_context);
glViewport(0, 0, actual_width, actual_height);
return TRUE;
}
int call_fbGetWindowGeometry(int *pDatabuf)
{
str_fbGetWindowGeometry *function;
int width, height, x, y;
int ret;
function = (str_fbGetWindowGeometry *)pDatabuf;
fbGetWindowGeometry(function->Window, &x, &y, &width, &height);
function->Width = width;
function->Height = height;
function->X = x;
function->Y = y;
if(function->hd.retFlag == RT_REQUEST){
function->hd.retFlag = RT_RESPONSE;
ret = write(dev, function, MAX_BUF_SIZE);
}
return 0;
}