static DFBResult
uc_ovl_set_level(CoreLayer *layer,
void *driver_data,
void *layer_data,
int level)
{
UcOverlayData* ucovl = (UcOverlayData*) layer_data;
UcDriverData* ucdrv = (UcDriverData*) driver_data;
if (level == 0) return DFB_INVARG;
if (level < 0) {
// Enable underlay mode.
VIDEO_OUT(ucdrv->hwregs, V_ALPHA_CONTROL,
uc_ovl_map_alpha(ucovl->opacity_primary));
}
else {
// Enable overlay mode (default)
VIDEO_OUT(ucdrv->hwregs, V_ALPHA_CONTROL,
uc_ovl_map_alpha(ucovl->v1.opacity));
}
VIDEO_OUT(ucdrv->hwregs, V_COMPOSE_MODE, V1_COMMAND_FIRE |
(ucovl->v1.dstkey_enabled ? ENABLE_COLOR_KEYING : 0));
ucovl->v1.level = level;
return DFB_OK;
}
static DFBResult
uc_ovl_set_level(CoreLayer *layer,
void *driver_data,
void *layer_data,
int level)
{
UcOverlayData* ucovl = (UcOverlayData*) layer_data;
UcDriverData* ucdrv = (UcDriverData*) driver_data;
if (level == 0) return DFB_INVARG;
if (level > 0) {
// Enable underlay mode.
VIDEO_OUT(ucdrv->hwregs, V_ALPHA_CONTROL, uc_ovl_map_alpha(-1));
}
else {
// Enable overlay mode (default)
VIDEO_OUT(ucdrv->hwregs, V_ALPHA_CONTROL,
uc_ovl_map_alpha(ucovl->v1.opacity));
}
ucovl->v1.level = level;
return DFB_OK;
}
static DFBResult
osdSetRegion( CoreLayer *layer,
void *driver_data,
void *layer_data,
void *region_data,
CoreLayerRegionConfig *config,
CoreLayerRegionConfigFlags updated,
CoreSurface *surface,
CorePalette *palette,
CoreSurfaceBufferLock *lock )
{
DFBResult ret;
UcDriverData *ucdrv = (UcDriverData*) driver_data;
/* call the original function */
ret = ucOldPrimaryFuncs.SetRegion( layer, ucOldPrimaryDriverData,
layer_data, region_data,
config, updated, surface,
palette, lock );
if (ret)
return ret;
uc_ovl_vcmd_wait(ucdrv->hwregs);
/* select pixel based or global alpha */
if (config->options & DLOP_ALPHACHANNEL)
VIDEO_OUT(ucdrv->hwregs, V_ALPHA_CONTROL, uc_ovl_map_alpha(-1));
else if (config->options & DLOP_OPACITY)
VIDEO_OUT(ucdrv->hwregs, V_ALPHA_CONTROL, uc_ovl_map_alpha(config->opacity));
else
VIDEO_OUT(ucdrv->hwregs, V_ALPHA_CONTROL, uc_ovl_map_alpha(0xff));
VIDEO_OUT(ucdrv->hwregs, V_COMPOSE_MODE, V1_COMMAND_FIRE);
return DFB_OK;
}
static DFBResult
osdSetRegion( CoreLayer *layer,
void *driver_data,
void *layer_data,
void *region_data,
CoreLayerRegionConfig *config,
CoreLayerRegionConfigFlags updated,
CoreSurface *surface,
CorePalette *palette,
CoreSurfaceBufferLock *lock )
{
DFBResult ret;
UcDriverData *ucdrv = (UcDriverData*) driver_data;
/* call the original function */
ret = ucOldPrimaryFuncs.SetRegion( layer, ucOldPrimaryDriverData,
layer_data, region_data,
config, updated, surface,
palette, lock );
if (ret)
return ret;
uc_ovl_vcmd_wait(ucdrv->hwregs);
/* select pixel based or global alpha */
if (!ucdrv->ovl) // overlay not present
return DFB_OK;
if (config->options & DLOP_ALPHACHANNEL)
ucdrv->ovl->opacity_primary = -1; // use primary alpha for overlay
else if (config->options & DLOP_OPACITY)
ucdrv->ovl->opacity_primary = config->opacity ^ 0xff; // use inverse for overlay
else
ucdrv->ovl->opacity_primary = 0x00; // primary opaque == overlay transparent
if (ucdrv->ovl->v1.level < 0) // primary on top?
{
VIDEO_OUT(ucdrv->hwregs, V_ALPHA_CONTROL,
uc_ovl_map_alpha(ucdrv->ovl->opacity_primary));
VIDEO_OUT(ucdrv->hwregs, V_COMPOSE_MODE,
VIDEO_IN(ucdrv->hwregs, V_COMPOSE_MODE) | V1_COMMAND_FIRE);
}
return DFB_OK;
}
DFBResult uc_ovl_update(UcDriverData* ucdrv,
UcOverlayData* ucovl,
int action,
CoreSurface* surface)
{
int sw, sh, sp, sfmt; // Source width, height, pitch and format
int dx, dy; // Destination position
int dw, dh; // Destination width and height
int pfetch; // Source pixels required for one line
VideoMode *videomode;
DFBRectangle scr; // Screen size
u32 dst_key = 0; // Destination color key (hw format)
bool write_buffers = false;
bool write_settings = false;
volatile u8* vio = ucdrv->hwregs;
u32 win_start, win_end; // Overlay register settings
u32 zoom, mini;
u32 dcount, falign, qwfetch;
u32 y_start, u_start, v_start;
u32 v_ctrl, fifo_ctrl;
u32 alpha = 0;
int offset = surface->front_buffer->video.offset;
if (!ucovl->v1.isenabled) return DFB_OK;
qwfetch = 0;
// Get screen size
videomode = dfb_system_current_mode();
scr.w = videomode ? videomode->xres : 720;
scr.h = videomode ? videomode->yres : 576;
scr.x = 0;
scr.y = 0;
if (ucovl->scrwidth != scr.w) {
// FIXME: fix uc_ovl_setup_fifo()
// uc_ovl_setup_fifo(ucovl, scr.w);
action |= UC_OVL_CHANGE;
}
D_ASSERT(surface);
sw = surface->config.size.w;
sh = surface->config.size.h;
sp = surface->front_buffer->video.pitch;
sfmt = surface->config.format;
if (ucovl->deinterlace) {
/*if (ucovl->field)
offset += sp;*/
sh /= 2;
//sp *= 2;
}
if (action & UC_OVL_CHANGE) {
if ((sw > 4096) || (sh > 4096) ||
(sw < 32) || (sh < 1) || (sp > 0x1fff)) {
D_DEBUG("Layer surface size is out of bounds.");
return DFB_INVAREA;
}
dx = ucovl->v1.win.x;
dy = ucovl->v1.win.y;
dw = ucovl->v1.win.w;
dh = ucovl->v1.win.h;
// Get image format, FIFO size, etc.
uc_ovl_map_v1_control(sfmt, sw, ucovl->hwrev, ucovl->extfifo_on,
&v_ctrl, &fifo_ctrl);
if (ucovl->deinterlace) {
v_ctrl |= /*V1_BOB_ENABLE |*/ V1_FRAME_BASE;
}
// Get layer window.
// The parts that fall outside the screen are clipped.
uc_ovl_map_window(scr.w, scr.h, &(ucovl->v1.win), sw, sh,
&win_start, &win_end,
&ucovl->v1.ox, &ucovl->v1.oy, &pfetch);
// Get scaling and data-fetch parameters
// Note: the *_map_?zoom() functions return false if the scaling
// is out of bounds. We don't act on it for now, because it only
// makes the display look strange.
zoom = 0;
mini = 0;
uc_ovl_map_vzoom(sh, dh, &zoom, &mini);
uc_ovl_map_hzoom(sw, dw, &zoom, &mini, &falign, &dcount);
qwfetch = uc_ovl_map_qwfetch(falign, sfmt, pfetch);
// Prepare destination color key
dst_key = uc_ovl_map_colorkey(&(ucovl->v1.dst_key));
// prepare opacity
if (ucovl->v1.level > 0) // overlay
alpha = uc_ovl_map_alpha(ucovl->v1.opacity);
else
alpha = uc_ovl_map_alpha(ucovl->opacity_primary);
write_settings = true;
}
if (action & (UC_OVL_FIELD | UC_OVL_FLIP | UC_OVL_CHANGE)) {
int field = 0;
// Update the buffer pointers
if (ucovl->deinterlace) {
field = ucovl->field;
}
uc_ovl_map_buffer(sfmt, offset,
ucovl->v1.ox, ucovl->v1.oy, sw, surface->config.size.h, sp, 0/*field*/, &y_start,
&u_start, &v_start);
if (field) {
y_start |= 0x08000000;
}
write_buffers = true;
}
// Write to the hardware
/* if (write_settings || write_buffers)
uc_ovl_vcmd_wait(vio);*/
if (write_settings) {
VIDEO_OUT(vio, V1_CONTROL, v_ctrl);
VIDEO_OUT(vio, V_FIFO_CONTROL, fifo_ctrl);
VIDEO_OUT(vio, V1_WIN_START_Y, win_start);
VIDEO_OUT(vio, V1_WIN_END_Y, win_end);
VIDEO_OUT(vio, V1_SOURCE_HEIGHT, (sh << 16) | dcount);
VIDEO_OUT(vio, V12_QWORD_PER_LINE, qwfetch);
VIDEO_OUT(vio, V1_STRIDE, sp | ((sp >> 1) << 16));
VIDEO_OUT(vio, V1_MINI_CONTROL, mini);
VIDEO_OUT(vio, V1_ZOOM_CONTROL, zoom);
VIDEO_OUT(vio, V_COLOR_KEY, dst_key);
VIDEO_OUT(vio, V_ALPHA_CONTROL, alpha);
}
if (write_buffers) {
VIDEO_OUT(vio, V1_STARTADDR_0, y_start);
VIDEO_OUT(vio, V1_STARTADDR_CB0, u_start);
VIDEO_OUT(vio, V1_STARTADDR_CR0, v_start);
}
if (write_settings || write_buffers) {
VIDEO_OUT(vio, V_COMPOSE_MODE, V1_COMMAND_FIRE |
(ucovl->v1.dstkey_enabled ? ENABLE_COLOR_KEYING : 0));
}
return DFB_OK;
}