static int get_status( void )
{
TV_DISPLAY_STATE_T tvstate;
if( vc_tv_get_display_state( &tvstate ) == 0) {
//The width/height parameters are in the same position in the union
//for HDMI and SDTV
HDMI_PROPERTY_PARAM_T property;
property.property = HDMI_PROPERTY_PIXEL_CLOCK_TYPE;
vc_tv_hdmi_get_property(&property);
float frame_rate = property.param1 == HDMI_PIXEL_CLOCK_TYPE_NTSC ? tvstate.display.hdmi.frame_rate * (1000.0f/1001.0f) : tvstate.display.hdmi.frame_rate;
if(tvstate.display.hdmi.width && tvstate.display.hdmi.height) {
LOG_STD( "state 0x%x [%s], %ux%u @ %.2fHz, %s", tvstate.state,
status_mode(&tvstate),
tvstate.display.hdmi.width, tvstate.display.hdmi.height,
frame_rate,
tvstate.display.hdmi.scan_mode ? "interlaced" : "progressive" );
} else {
LOG_STD( "state 0x%x [%s]", tvstate.state, status_mode(&tvstate));
}
} else {
LOG_STD( "Error getting current display state");
}
return 0;
}
int DisplayManagerRPI::getCurrentDisplayMode(int display)
{
if (!isValidDisplay(display))
return -1;
TV_GET_STATE_RESP_T tvstate;
if (vc_tv_get_state(&tvstate))
return -1;
for (int mode = 0; mode < m_displays[display]->m_videoModes.size(); mode++)
{
TV_SUPPORTED_MODE_NEW_T* tvmode = &m_modes[mode];
if (tvmode->width == tvstate.width &&
tvmode->height == tvstate.height &&
tvmode->frame_rate == tvstate.frame_rate &&
tvmode->scan_mode == tvstate.scan_mode)
{
bool ntsc = false;
HDMI_PROPERTY_PARAM_T property;
property.property = HDMI_PROPERTY_PIXEL_CLOCK_TYPE;
property.param1 = 0;
property.param2 = 0;
if (!vc_tv_hdmi_get_property(&property))
ntsc = property.param1 == HDMI_PIXEL_CLOCK_TYPE_NTSC;
return mode * 2 + (ntsc ? 1 : 0);
}
}
return -1;
}
int graphics_setup(void)
{
#ifdef PICASSO96
picasso_InitResolutions();
InitPicasso96();
#endif
VCHI_INSTANCE_T vchi_instance;
VCHI_CONNECTION_T *vchi_connection;
TV_DISPLAY_STATE_T tvstate;
if(vchi_initialise(&vchi_instance) == 0) {
if(vchi_connect(NULL, 0, vchi_instance) == 0) {
vc_vchi_tv_init(vchi_instance, &vchi_connection, 1);
if(vc_tv_get_display_state(&tvstate) == 0) {
HDMI_PROPERTY_PARAM_T property;
property.property = HDMI_PROPERTY_PIXEL_CLOCK_TYPE;
vc_tv_hdmi_get_property(&property);
float frame_rate = property.param1 == HDMI_PIXEL_CLOCK_TYPE_NTSC ? tvstate.display.hdmi.frame_rate * (1000.0f/1001.0f) : tvstate.display.hdmi.frame_rate;
host_hz = (int)frame_rate;
time_per_host_frame = time_for_host_hz_frames / host_hz;
}
vc_vchi_tv_stop();
vchi_disconnect(vchi_instance);
}
}
if(display_pipe == 0) {
display_pipe = xmalloc (smp_comm_pipe, 1);
init_comm_pipe(display_pipe, 20, 1);
}
if(display_sem == 0) {
uae_sem_init (&display_sem, 0, 0);
}
if(display_tid == 0 && display_pipe != 0 && display_sem != 0) {
uae_start_thread(_T("render"), display_thread, NULL, &display_tid);
}
write_comm_pipe_u32(display_pipe, DISPLAY_SIGNAL_SETUP, 1);
return 1;
}
bool CEGLNativeTypeRaspberryPI::ProbeResolutions(std::vector<RESOLUTION_INFO> &resolutions)
{
#if defined(TARGET_RASPBERRY_PI)
resolutions.clear();
if(!m_DllBcmHost)
return false;
/* read initial desktop resolution before probe resolutions.
* probing will replace the desktop resolution when it finds the same one.
* we raplace it because probing will generate more detailed
* resolution flags we don't get with vc_tv_get_state.
*/
if(m_initDesktopRes)
{
TV_DISPLAY_STATE_T tv_state;
// get current display settings state
memset(&tv_state, 0, sizeof(TV_DISPLAY_STATE_T));
m_DllBcmHost->vc_tv_get_display_state(&tv_state);
if ((tv_state.state & ( VC_HDMI_HDMI | VC_HDMI_DVI )) != 0) // hdtv
{
m_desktopRes.iScreen = 0;
m_desktopRes.bFullScreen = true;
m_desktopRes.iWidth = tv_state.display.hdmi.width;
m_desktopRes.iHeight = tv_state.display.hdmi.height;
m_desktopRes.iScreenWidth = tv_state.display.hdmi.width;
m_desktopRes.iScreenHeight= tv_state.display.hdmi.height;
m_desktopRes.dwFlags = MAKEFLAGS(tv_state.display.hdmi.group, tv_state.display.hdmi.mode, tv_state.display.hdmi.scan_mode);
m_desktopRes.fPixelRatio = tv_state.display.hdmi.display_options.aspect == 0 ? 1.0f : get_display_aspect_ratio((HDMI_ASPECT_T)tv_state.display.hdmi.display_options.aspect) / ((float)m_desktopRes.iScreenWidth / (float)m_desktopRes.iScreenHeight);
HDMI_PROPERTY_PARAM_T property;
property.property = HDMI_PROPERTY_PIXEL_CLOCK_TYPE;
vc_tv_hdmi_get_property(&property);
m_desktopRes.fRefreshRate = property.param1 == HDMI_PIXEL_CLOCK_TYPE_NTSC ? tv_state.display.hdmi.frame_rate * (1000.0f/1001.0f) : tv_state.display.hdmi.frame_rate;
}
else if ((tv_state.state & ( VC_SDTV_NTSC | VC_SDTV_PAL )) != 0) // sdtv
{
m_desktopRes.iScreen = 0;
m_desktopRes.bFullScreen = true;
m_desktopRes.iWidth = tv_state.display.sdtv.width;
m_desktopRes.iHeight = tv_state.display.sdtv.height;
m_desktopRes.iScreenWidth = tv_state.display.sdtv.width;
m_desktopRes.iScreenHeight= tv_state.display.sdtv.height;
m_desktopRes.dwFlags = MAKEFLAGS(HDMI_RES_GROUP_INVALID, tv_state.display.sdtv.mode, 1);
m_desktopRes.fRefreshRate = (float)tv_state.display.sdtv.frame_rate;
m_desktopRes.fPixelRatio = tv_state.display.hdmi.display_options.aspect == 0 ? 1.0f : get_display_aspect_ratio((SDTV_ASPECT_T)tv_state.display.sdtv.display_options.aspect) / ((float)m_desktopRes.iScreenWidth / (float)m_desktopRes.iScreenHeight);
}
else if ((tv_state.state & VC_LCD_ATTACHED_DEFAULT) != 0) // lcd
{
m_desktopRes.iScreen = 0;
m_desktopRes.bFullScreen = true;
m_desktopRes.iWidth = tv_state.display.sdtv.width;
m_desktopRes.iHeight = tv_state.display.sdtv.height;
m_desktopRes.iScreenWidth = tv_state.display.sdtv.width;
m_desktopRes.iScreenHeight= tv_state.display.sdtv.height;
m_desktopRes.dwFlags = MAKEFLAGS(HDMI_RES_GROUP_INVALID, 0, 0);
m_desktopRes.fRefreshRate = (float)tv_state.display.sdtv.frame_rate;
m_desktopRes.fPixelRatio = tv_state.display.hdmi.display_options.aspect == 0 ? 1.0f : get_display_aspect_ratio((SDTV_ASPECT_T)tv_state.display.sdtv.display_options.aspect) / ((float)m_desktopRes.iScreenWidth / (float)m_desktopRes.iScreenHeight);
}
SetResolutionString(m_desktopRes);
m_initDesktopRes = false;
m_desktopRes.iSubtitles = (int)(0.965 * m_desktopRes.iHeight);
CLog::Log(LOGDEBUG, "EGL initial desktop resolution %s (%.2f)\n", m_desktopRes.strMode.c_str(), m_desktopRes.fPixelRatio);
}
if(GETFLAGS_GROUP(m_desktopRes.dwFlags) && GETFLAGS_MODE(m_desktopRes.dwFlags))
{
GetSupportedModes(HDMI_RES_GROUP_DMT, resolutions);
GetSupportedModes(HDMI_RES_GROUP_CEA, resolutions);
}
{
AddUniqueResolution(m_desktopRes, resolutions, true);
CLog::Log(LOGDEBUG, "EGL probe resolution %s:%x\n", m_desktopRes.strMode.c_str(), m_desktopRes.dwFlags);
}
DLOG("CEGLNativeTypeRaspberryPI::ProbeResolutions\n");
return true;
#else
return false;
#endif
}
static bool recreate_dispmanx(struct ra_ctx *ctx)
{
struct priv *p = ctx->priv;
int display_nr = 0;
int layer = 0;
MP_VERBOSE(ctx, "Recreating DISPMANX state...\n");
destroy_dispmanx(ctx);
p->display = vc_dispmanx_display_open(display_nr);
p->update = vc_dispmanx_update_start(0);
if (!p->display || !p->update) {
MP_FATAL(ctx, "Could not get DISPMANX objects.\n");
goto fail;
}
uint32_t dispw, disph;
if (graphics_get_display_size(0, &dispw, &disph) < 0) {
MP_FATAL(ctx, "Could not get display size.\n");
goto fail;
}
p->w = dispw;
p->h = disph;
if (ctx->vo->opts->fullscreen) {
p->x = p->y = 0;
} else {
struct vo_win_geometry geo;
struct mp_rect screenrc = {0, 0, p->w, p->h};
vo_calc_window_geometry(ctx->vo, &screenrc, &geo);
mp_rect_intersection(&geo.win, &screenrc);
p->x = geo.win.x0;
p->y = geo.win.y0;
p->w = geo.win.x1 - geo.win.x0;
p->h = geo.win.y1 - geo.win.y0;
}
// dispmanx is like a neanderthal version of Wayland - you can add an
// overlay any place on the screen.
VC_RECT_T dst = {.x = p->x, .y = p->y, .width = p->w, .height = p->h};
VC_RECT_T src = {.width = p->w << 16, .height = p->h << 16};
VC_DISPMANX_ALPHA_T alpha = {
.flags = DISPMANX_FLAGS_ALPHA_FROM_SOURCE,
.opacity = 0xFF,
};
p->window = vc_dispmanx_element_add(p->update, p->display, layer, &dst, 0,
&src, DISPMANX_PROTECTION_NONE, &alpha,
0, 0);
if (!p->window) {
MP_FATAL(ctx, "Could not add DISPMANX element.\n");
goto fail;
}
vc_dispmanx_update_submit_sync(p->update);
p->update = vc_dispmanx_update_start(0);
p->egl_window = (EGL_DISPMANX_WINDOW_T){
.element = p->window,
.width = p->w,
.height = p->h,
};
p->egl_surface = eglCreateWindowSurface(p->egl_display, p->egl_config,
&p->egl_window, NULL);
if (p->egl_surface == EGL_NO_SURFACE) {
MP_FATAL(ctx, "Could not create EGL surface!\n");
goto fail;
}
if (!eglMakeCurrent(p->egl_display, p->egl_surface, p->egl_surface,
p->egl_context))
{
MP_FATAL(ctx, "Failed to set context!\n");
goto fail;
}
p->display_fps = 0;
TV_GET_STATE_RESP_T tvstate;
TV_DISPLAY_STATE_T tvstate_disp;
if (!vc_tv_get_state(&tvstate) && !vc_tv_get_display_state(&tvstate_disp)) {
if (tvstate_disp.state & (VC_HDMI_HDMI | VC_HDMI_DVI)) {
p->display_fps = tvstate_disp.display.hdmi.frame_rate;
HDMI_PROPERTY_PARAM_T param = {
.property = HDMI_PROPERTY_PIXEL_CLOCK_TYPE,
};
if (!vc_tv_hdmi_get_property(¶m) &&
param.param1 == HDMI_PIXEL_CLOCK_TYPE_NTSC)
p->display_fps = p->display_fps / 1.001;
} else {
p->display_fps = tvstate_disp.display.sdtv.frame_rate;
}
}
p->win_params[0] = display_nr;
p->win_params[1] = layer;
p->win_params[2] = p->x;
p->win_params[3] = p->y;
ctx->vo->dwidth = p->w;
ctx->vo->dheight = p->h;
ra_gl_ctx_resize(ctx->swapchain, p->w, p->h, 0);
ctx->vo->want_redraw = true;
vo_event(ctx->vo, VO_EVENT_WIN_STATE);
return true;
fail:
destroy_dispmanx(ctx);
return false;
}
static void rpi_swap_buffers(struct ra_ctx *ctx)
{
struct priv *p = ctx->priv;
eglSwapBuffers(p->egl_display, p->egl_surface);
}
static bool rpi_init(struct ra_ctx *ctx)
{
struct priv *p = ctx->priv = talloc_zero(ctx, struct priv);
bcm_host_init();
vc_tv_register_callback(tv_callback, ctx);
p->egl_display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
if (!eglInitialize(p->egl_display, NULL, NULL)) {
MP_FATAL(ctx, "EGL failed to initialize.\n");
goto fail;
}
if (!mpegl_create_context(ctx, p->egl_display, &p->egl_context, &p->egl_config))
goto fail;
if (recreate_dispmanx(ctx) < 0)
goto fail;
mpegl_load_functions(&p->gl, ctx->log);
struct ra_gl_ctx_params params = {
.swap_buffers = rpi_swap_buffers,
.native_display_type = "MPV_RPI_WINDOW",
.native_display = p->win_params,
};
if (!ra_gl_ctx_init(ctx, &p->gl, params))
goto fail;
return true;
fail:
rpi_uninit(ctx);
return false;
}
static bool rpi_reconfig(struct ra_ctx *ctx)
{
return recreate_dispmanx(ctx);
}
static struct mp_image *take_screenshot(struct ra_ctx *ctx)
{
struct priv *p = ctx->priv;
if (!p->display)
return NULL;
struct mp_image *img = mp_image_alloc(IMGFMT_BGR0, p->w, p->h);
if (!img)
return NULL;
DISPMANX_RESOURCE_HANDLE_T resource =
vc_dispmanx_resource_create(VC_IMAGE_ARGB8888,
img->w | ((img->w * 4) << 16), img->h,
&(int32_t){0});
if (!resource)
goto fail;
if (vc_dispmanx_snapshot(p->display, resource, 0))
goto fail;
VC_RECT_T rc = {.width = img->w, .height = img->h};
if (vc_dispmanx_resource_read_data(resource, &rc, img->planes[0], img->stride[0]))
goto fail;
vc_dispmanx_resource_delete(resource);
return img;
fail:
vc_dispmanx_resource_delete(resource);
talloc_free(img);
return NULL;
}
static int rpi_control(struct ra_ctx *ctx, int *events, int request, void *arg)
{
struct priv *p = ctx->priv;
switch (request) {
case VOCTRL_SCREENSHOT_WIN:
*(struct mp_image **)arg = take_screenshot(ctx);
return VO_TRUE;
case VOCTRL_FULLSCREEN:
recreate_dispmanx(ctx);
return VO_TRUE;
case VOCTRL_CHECK_EVENTS:
if (atomic_fetch_and(&p->reload_display, 0)) {
MP_WARN(ctx, "Recovering from display mode switch...\n");
recreate_dispmanx(ctx);
}
return VO_TRUE;
case VOCTRL_GET_DISPLAY_FPS:
*(double *)arg = p->display_fps;
return VO_TRUE;
}
return VO_NOTIMPL;
}
const struct ra_ctx_fns ra_ctx_rpi = {
.type = "opengl",
.name = "rpi",
.reconfig = rpi_reconfig,
.control = rpi_control,
.init = rpi_init,
.uninit = rpi_uninit,
};
