void CDVDInputStreamBluray::OverlayClear(SPlane& plane, int x, int y, int w, int h)
{
#if(BD_OVERLAY_INTERFACE_VERSION >= 2)
CRectInt ovr(x
, y
, x + w
, y + h);
/* fixup existing overlays */
for(SOverlays::iterator it = plane.o.begin(); it != plane.o.end();)
{
CRectInt old((*it)->x
, (*it)->y
, (*it)->x + (*it)->width
, (*it)->y + (*it)->height);
std::vector<CRectInt> rem = old.SubtractRect(ovr);
/* if no overlap we are done */
if(rem.size() == 1 && !(rem[0] != old))
{
++it;
continue;
}
SOverlays add;
for(std::vector<CRectInt>::iterator itr = rem.begin(); itr != rem.end(); ++itr)
{
SOverlay overlay(new CDVDOverlayImage(*(*it)
, itr->x1
, itr->y1
, itr->Width()
, itr->Height())
, std::ptr_fun(CDVDOverlay::Release));
add.push_back(overlay);
}
it = plane.o.erase(it);
plane.o.insert(it, add.begin(), add.end());
}
#endif
}
void CDVDInputStreamBluray::OverlayCallback(const BD_OVERLAY * const ov)
{
#if(BD_OVERLAY_INTERFACE_VERSION >= 2)
if(ov == NULL || ov->cmd == BD_OVERLAY_CLOSE)
{
for(unsigned i = 0; i < 2; ++i)
m_planes[i].o.clear();
CDVDOverlayGroup* group = new CDVDOverlayGroup();
group->bForced = true;
m_player->OnDVDNavResult(group, 0);
return;
}
if (ov->plane > 1)
{
CLog::Log(LOGWARNING, "CDVDInputStreamBluray - Ignoring overlay with multiple planes");
return;
}
SPlane& plane(m_planes[ov->plane]);
if (ov->cmd == BD_OVERLAY_CLEAR)
{
plane.o.clear();
return;
}
if (ov->cmd == BD_OVERLAY_INIT)
{
plane.o.clear();
plane.w = ov->w;
plane.h = ov->h;
return;
}
if (ov->cmd == BD_OVERLAY_DRAW
|| ov->cmd == BD_OVERLAY_WIPE)
{
CRect ovr(ov->x
, ov->y
, ov->x + ov->w
, ov->y + ov->h);
/* fixup existing overlays */
for(SOverlays::iterator it = plane.o.begin(); it != plane.o.end();)
{
CRect old((*it)->x
, (*it)->y
, (*it)->x + (*it)->width
, (*it)->y + (*it)->height);
vector<CRect> rem = old.SubtractRect(ovr);
/* if no overlap we are done */
if(rem.size() == 1 && !(rem[0] != old))
{
it++;
continue;
}
SOverlays add;
for(vector<CRect>::iterator itr = rem.begin(); itr != rem.end(); ++itr)
{
SOverlay overlay(new CDVDOverlayImage(*(*it)
, itr->x1
, itr->y1
, itr->Width()
, itr->Height())
, std::ptr_fun(CDVDOverlay::Release));
add.push_back(overlay);
}
it = plane.o.erase(it);
plane.o.insert(it, add.begin(), add.end());
}
}
/* uncompress and draw bitmap */
if (ov->img && ov->cmd == BD_OVERLAY_DRAW)
{
SOverlay overlay(new CDVDOverlayImage(), std::ptr_fun(CDVDOverlay::Release));
if (ov->palette)
{
overlay->palette_colors = 256;
overlay->palette = (uint32_t*)calloc(overlay->palette_colors, 4);
for(unsigned i = 0; i < 256; i++)
overlay->palette[i] = build_rgba(ov->palette[i]);
}
const BD_PG_RLE_ELEM *rlep = ov->img;
uint8_t *img = (uint8_t*) malloc(ov->w * ov->h);
unsigned pixels = ov->w * ov->h;
for (unsigned i = 0; i < pixels; i += rlep->len, rlep++) {
memset(img + i, rlep->color, rlep->len);
}
overlay->data = img;
overlay->linesize = ov->w;
overlay->x = ov->x;
overlay->y = ov->y;
overlay->height = ov->h;
overlay->width = ov->w;
overlay->source_height = plane.h;
overlay->source_width = plane.w;
plane.o.push_back(overlay);
}
if(ov->cmd == BD_OVERLAY_FLUSH)
{
CDVDOverlayGroup* group = new CDVDOverlayGroup();
group->bForced = true;
group->iPTSStartTime = (double) ov->pts;
group->iPTSStopTime = 0;
for(unsigned i = 0; i < 2; ++i)
{
for(SOverlays::iterator it = m_planes[i].o.begin(); it != m_planes[i].o.end(); ++it)
group->m_overlays.push_back((*it)->Acquire());
}
m_player->OnDVDNavResult(group, 0);
}
#endif
}