bool MdpCtrl::setPosition(const overlay::utils::Dim& d,
int fbw, int fbh)
{
// Validatee against FB size
if(!d.check(fbw, fbh)) {
ALOGE("MdpCtrl setPosition failed dest dim violate screen limits");
return false;
}
ovutils::Dim dim(d);
ovutils::Dim ovsrcdim = getSrcRectDim();
// Scaling of upto a max of 8 times supported
if(dim.w >(ovsrcdim.w * ovutils::HW_OV_MAGNIFICATION_LIMIT)){
dim.w = ovutils::HW_OV_MAGNIFICATION_LIMIT * ovsrcdim.w;
dim.x = (fbw - dim.w) / 2;
}
if(dim.h >(ovsrcdim.h * ovutils::HW_OV_MAGNIFICATION_LIMIT)) {
dim.h = ovutils::HW_OV_MAGNIFICATION_LIMIT * ovsrcdim.h;
dim.y = (fbh - dim.h) / 2;
}
//dim.even_out();
setDstRectDim(dim);
return true;
}
void MdpCtrl::doTransform() {
setRotationFlags();
utils::Whf whf = getSrcWhf();
utils::Dim dim = getSrcRectDim();
utils::preRotateSource(mOrientation, whf, dim);
setSrcWhf(whf);
setSrcRectDim(dim);
}
bool MdpCtrl::setPosition(const overlay::utils::Dim& d,
int fbw, int fbh)
{
ovutils::Dim dim(d);
ovutils::Dim ovsrcdim = getSrcRectDim();
// Scaling of upto a max of 20 times supported
if(dim.w >(ovsrcdim.w * ovutils::HW_OV_MAGNIFICATION_LIMIT)){
dim.w = ovutils::HW_OV_MAGNIFICATION_LIMIT * ovsrcdim.w;
dim.x = (fbw - dim.w) / 2;
}
if(dim.h >(ovsrcdim.h * ovutils::HW_OV_MAGNIFICATION_LIMIT)) {
dim.h = ovutils::HW_OV_MAGNIFICATION_LIMIT * ovsrcdim.h;
dim.y = (fbh - dim.h) / 2;
}
setDstRectDim(dim);
return true;
}
bool MdpCtrl::setCrop(const utils::Dim& cdim) {
utils::Dim d(cdim);
const utils::Whf ovwhf = getSrcWhf();
int udata = getUserData();
switch(udata) {
case MDP_ROT_NOP:
break; // nothing to do here
case MDP_ROT_90:
case MDP_ROT_90 | MDP_FLIP_UD:
case MDP_ROT_90 | MDP_FLIP_LR:
{
if (ovwhf.w < (d.y + d.h)) {
ALOGE("MdpCtrl setCrop failed ROT 90 udata=%d",
udata);
d.dump();
this->dump();
return false;
}
uint32_t tmp = d.x;
d.x = ovwhf.w - (d.y + d.h);
d.y = tmp;
utils::swap(d.w, d.h);
}break;
case MDP_ROT_270:
{
if (ovwhf.h < (d.x + d.w)) {
ALOGE("MdpCtrl setCrop failed ROT 270 udata=%d",
udata);
d.dump();
this->dump();
return false;
}
uint32_t tmp = d.y;
d.y = ovwhf.h - (d.x + d.w);
d.x = tmp;
utils::swap(d.w, d.h);
}break;
case MDP_ROT_180:
{
if ((ovwhf.h < (d.y + d.h)) ||
(ovwhf.w < ( d.x + d.w))) {
ALOGE("MdpCtrl setCrop failed ROT 180 udata=%d",
udata);
d.dump();
this->dump();
return false;
}
d.x = ovwhf.w - (d.x + d.w);
d.y = ovwhf.h - (d.y + d.h);
}break;
default:
if(!(udata & (MDP_FLIP_UD | MDP_FLIP_LR))) {
ALOGE("MdpCtrl setCrop unknown rot %d", udata);
return false;
}
}
if(getSrcRectDim() == d) {
return true; // Nothing to do here
}
utils::normalizeCrop(d.x, d.w);
utils::normalizeCrop(d.y, d.h);
setSrcRectDim(d);
return true;
}