android_hardware_qcom_display/liboverlay/overlayCtrl.cpp
Naseer Ahmed 7341799797 qcom/display: Update HALs
- Update the display HAL from Code Aurora Forum
- Add updated overlay library
- Enable HWC with basic video going through overlay
- Cleanup some files

Change-Id: Ia53650759d4fe99bde395b7b4e8e02e6e65845e0
2012-07-10 02:03:45 -06:00

350 lines
10 KiB
C++

/*
* Copyright (C) 2008 The Android Open Source Project
* Copyright (c) 2010-2012, Code Aurora Forum. All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <cutils/properties.h>
#include "overlayCtrlData.h"
#include "fb_priv.h"
namespace overlay{
bool Ctrl::open(uint32_t fbnum,
RotatorBase* rot) {
// MDP/FD open
if(!mMdp.open(fbnum)) {
ALOGE("Ctrl failed to open fbnum=%d", fbnum);
return false;
}
if(!getScreenInfo(mInfo)) {
ALOGE("Ctrl failed to getScreenInfo");
return false;
}
OVASSERT(rot, "rot is null");
mRot = rot;
// rot should be already opened
return true;
}
bool Ctrl::start(const utils::PipeArgs& args)
{
int colorFormat = utils::getColorFormat(args.whf.format);
utils::eMdpFlags flags = args.mdpFlags;
//XXX: Support for interlaced content
if (0) {
setMdpFlags(flags, utils::OV_MDP_DEINTERLACE);
// Get the actual format
colorFormat = args.whf.format ^ HAL_PIXEL_FORMAT_INTERLACE;
}
utils::Whf hwwhf(args.whf);
int fmt = utils::getMdpFormat(colorFormat);
// FIXME format should probably be int and not uint
if (fmt < 0) {
ALOGE("Ctrl failed getMdpFormat unsopported "
"colorFormat=%d format=%d flags=%d",
colorFormat, fmt, flags);
return false;
}
hwwhf.format = fmt;
// devices should be already opened
// (by calling open earlier in the flow)
const utils::PipeArgs newargs(flags, // mdp flags
args.orientation, // trans
hwwhf,
args.wait,
args.zorder,
args.isFg,
args.rotFlags);
if (!setInfo(newargs)) {
ALOGE("Ctrl failed to setInfo mdpflags=%d wait=%d zorder=%d",
newargs.mdpFlags, newargs.wait, newargs.zorder);
hwwhf.dump();
return false;
}
// FIXME, can we remove that and have it in
// setSource only when source changed?
if(!mRot->start(newargs)) {
ALOGE("Ctrl failed to start Rotation session");
return false;
}
// if geom is different, we need to prepare a new rot buffers.
// remap on demand when the current orientation is 90,180, etc.
// and the prev orientation was 0. It means we go from orient
if(!mRot->remap(utils::ROT_NUM_BUFS, newargs)) {
ALOGE("%s Error in remapping", __FUNCTION__);
}
if(!mMdp.set()) {
ALOGE("Ctrl start failed set overlay");
return false;
}
// cache the src to be the current mCrop vals
mCrop.w = hwwhf.w;
mCrop.h = hwwhf.h;
return true;
}
inline void Ctrl::updateSource(RotatorBase* r,
const utils::PipeArgs& args,
utils::ScreenInfo& info)
{
mMdp.updateSource(r, args, info);
}
bool Ctrl::setSource(const utils::PipeArgs& args)
{
mMdp.setWait(args.wait);
utils::PipeArgs newargs(args);
utils::Whf whf(args.whf);
// check geom change
if(mOvBufInfo != whf) {
// whf.format is given as HAL, that is why it is
// needed to be MDP fmt.
whf.format = utils::getColorFormat(whf.format);
int fmt = utils::getMdpFormat(whf.format);
OVASSERT(-1 != fmt, "Ctrl setSource format is -1");
whf.format = fmt;
newargs.whf = whf;
updateSource(mRot, newargs, mInfo);
mMdp.setUserData(0);
if(!mRot->start(newargs)) {
ALOGE("%s failed start rot", __FUNCTION__);
return false;
}
// if geom is different, we need to prepare a new rot buffers.
// remap on demand when the current orientation is 90,180, etc.
// and the prev orientation was 0. It means we go from orient
if(!mRot->remap(utils::ROT_NUM_BUFS, newargs)) {
ALOGE("%s Error in remapping", __FUNCTION__);
}
}
// needed for setSource
mOrient = args.orientation;
// cache last whf from gralloc hnd
mOvBufInfo = args.whf;
// orign impl is returning false here
// because they will close the overlay and reopen it.
// New design would not do that.
return true;
}
bool Ctrl::setPosition(const utils::Dim& dim)
{
if(!dim.check(mInfo.mFBWidth, mInfo.mFBHeight)) {
ALOGE("Ctrl setPosition error in dim");
dim.dump();
return false;
}
if(!mMdp.setPosition(dim, mInfo.mFBWidth, mInfo.mFBHeight)) {
ALOGE("Ctrl failed MDP setPosition");
return false;
}
return true;
}
bool Ctrl::setParameter(const utils::Params& p)
{
if (utils::OVERLAY_TRANSFORM == p.param &&
p.value == mMdp.getUserData()) {
// nothing to do here
return true;
}
utils::eTransform trns = static_cast<utils::eTransform>(p.value);
switch (p.param) {
case utils::OVERLAY_DITHER:
// nothing here today
ALOGE("Ctrl setParameter OVERLAY_DITHER not impl");
return true;
case utils::OVERLAY_TRANSFORM:
if(!mRot->overlayTransform(mMdp, trns)) {
ALOGE("Ctrl setParameter failed Rot overlayTransform");
return false;
}
break;
default:
ALOGE("Ctrl setParameter unknown param %d", p.param);
return false;
}
return true;
}
bool Ctrl::setCrop(const utils::Dim& d)
{
// FIXME check channel validity
if(!mMdp.setCrop(d)) {
ALOGE("Data setCrop failed in MDP setCrop");
return false;
}
mCrop = d;
return true;
}
utils::Dim Ctrl::getAspectRatio(const utils::Whf& whf) const
{
utils::Whf inWhf(whf.w, whf.h, mMdp.getSrcWhf().format);
utils::Whf tmpwhf(inWhf);
uint32_t fbWidth = mInfo.mFBWidth;
uint32_t fbHeight = mInfo.mFBHeight;
/* Calculate the width and height if it is YUV TILE format*/
if (inWhf.format == HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED) {
tmpwhf.w = whf.w - (utils::alignup(whf.w, 64) - whf.w);
tmpwhf.h = whf.h - (utils::alignup(whf.h, 32) - whf.h);
}
if (inWhf.w * fbHeight > fbWidth * inWhf.h) {
inWhf.h = fbWidth * inWhf.h / inWhf.w;
utils::even_out(inWhf.h);
inWhf.w = fbWidth;
} else if (inWhf.w * fbHeight < fbWidth * inWhf.h) {
inWhf.w = fbHeight * inWhf.w / inWhf.h;
utils::even_out(inWhf.w);
inWhf.h = fbHeight;
} else {
inWhf.w = fbWidth;
inWhf.h = fbHeight;
}
/* Scaling of upto a max of 8 times supported */
if (inWhf.w > (tmpwhf.w * utils::HW_OV_MAGNIFICATION_LIMIT)){
inWhf.w = utils::HW_OV_MAGNIFICATION_LIMIT * tmpwhf.w;
}
if(inWhf.h > (tmpwhf.h * utils::HW_OV_MAGNIFICATION_LIMIT)) {
inWhf.h = utils::HW_OV_MAGNIFICATION_LIMIT * tmpwhf.h;
}
if (inWhf.w > fbWidth) inWhf.w = fbWidth;
if (inWhf.h > fbHeight) inWhf.h = fbHeight;
char value[PROPERTY_VALUE_MAX];
property_get("hw.actionsafe.width", value, "0");
float asWidth = atof(value);
property_get("hw.actionsafe.height", value, "0");
float asHeight = atof(value);
inWhf.w = inWhf.w * (1.0f - asWidth / 100.0f);
inWhf.h = inWhf.h * (1.0f - asHeight / 100.0f);
uint32_t x = (fbWidth - inWhf.w) / 2.0;
uint32_t y = (fbHeight - inWhf.h) / 2.0;
return utils::Dim(x, y, inWhf.w, inWhf.h);
}
utils::FrameBufferInfo* utils::FrameBufferInfo::sFBInfoInstance = 0;
// This function gets the destination position for external display
// based on the position and aspect ratio of the primary
utils::Dim Ctrl::getAspectRatio(const utils::Dim& dim) const {
float priWidth = utils::FrameBufferInfo::getInstance()->getWidth();
float priHeight = utils::FrameBufferInfo::getInstance()->getHeight();
float fbWidth = mInfo.mFBWidth;
float fbHeight = mInfo.mFBHeight;
float wRatio = 1.0;
float hRatio = 1.0;
float xRatio = 1.0;
float yRatio = 1.0;
utils::Dim inDim(dim);
int xPos = 0;
int yPos = 0;
int tmp = 0;
utils::Dim tmpDim;
switch(inDim.o) {
case MDP_ROT_NOP:
case MDP_ROT_180:
{
utils::Whf whf((uint32_t) priWidth, (uint32_t) priHeight, 0);
tmpDim = getAspectRatio(whf);
xPos = tmpDim.x;
yPos = tmpDim.y;
fbWidth = tmpDim.w;
fbHeight = tmpDim.h;
if (inDim.o == MDP_ROT_180) {
inDim.x = priWidth - (inDim.x + inDim.w);
inDim.y = priHeight - (inDim.y + inDim.h);
}
break;
}
case MDP_ROT_90:
case MDP_ROT_270:
{
if(inDim.o == MDP_ROT_90) {
tmp = inDim.y;
inDim.y = priWidth - (inDim.x + inDim.w);
inDim.x = tmp;
}
else if (inDim.o == MDP_ROT_270) {
tmp = inDim.x;
inDim.x = priHeight - (inDim.y + inDim.h);
inDim.y = tmp;
}
// Swap the destination width/height
utils::swapWidthHeight(inDim.w, inDim.h);
// Swap width/height for primary
utils::swapWidthHeight(priWidth, priHeight);
utils::Whf whf((uint32_t) priWidth, (uint32_t) priHeight, 0);
tmpDim = getAspectRatio(whf);
xPos = tmpDim.x;
yPos = tmpDim.y;
fbWidth = tmpDim.w;
fbHeight = tmpDim.h;
break;
}
default:
ALOGE("%s: Unknown Orientation", __FUNCTION__);
break;
}
// Calculate the position
xRatio = inDim.x/priWidth;
yRatio = inDim.y/priHeight;
wRatio = inDim.w/priWidth;
hRatio = inDim.h/priHeight;
return utils::Dim((xRatio * fbWidth) + xPos, // x
(yRatio * fbHeight) + yPos, // y
(wRatio * fbWidth), // width
(hRatio * fbHeight), // height
inDim.o); // orientation
}
void Ctrl::dump() const {
ALOGE("== Dump Ctrl start ==");
ALOGE("orient=%d", mOrient);
mInfo.dump("mInfo");
mMdp.dump();
mRot->dump();
ALOGE("== Dump Ctrl end ==");
}
} // overlay