a7dbdc7072
- debug.gr.swapinterval is now deprecated. It has been replaced by debug.egl.swapinterval. - Do not disable MDP bypass if we have ASYNCHRONOUS layers present and debug.egl.swapinterval=0. - Do not lock overlay buffers if debug.egl.swapinterval=0 Conflicts: liboverlay/overlayLibUI.cpp Change-Id: I004a437397570ad62b589bb68db2b9815917f551
442 lines
12 KiB
C++
Executable File
442 lines
12 KiB
C++
Executable File
/*
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* Copyright (C) 2008 The Android Open Source Project
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* Copyright (c) 2011-2012, Code Aurora Forum. All rights reserved.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "overlayLibUI.h"
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#include "gralloc_priv.h"
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#define LOG_TAG "OverlayUI"
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using android::sp;
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using gralloc::IMemAlloc;
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using gralloc::alloc_data;
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namespace {
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/* helper functions */
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void swapOVRotWidthHeight(msm_rotator_img_info& rotInfo,
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mdp_overlay& ovInfo) {
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int srcWidth = ovInfo.src.width;
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ovInfo.src.width = ovInfo.src.height;
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ovInfo.src.height = srcWidth;
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int srcRectWidth = ovInfo.src_rect.w;
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ovInfo.src_rect.w = ovInfo.src_rect.h;
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ovInfo.src_rect.h = srcRectWidth;
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int dstWidth = rotInfo.dst.width;
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rotInfo.dst.width = rotInfo.dst.height;
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rotInfo.dst.height = dstWidth;
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}
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bool isRGBType(int format) {
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bool ret = false;
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switch(format) {
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case MDP_RGBA_8888:
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case MDP_BGRA_8888:
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case MDP_RGBX_8888:
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case MDP_RGB_565:
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ret = true;
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break;
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default:
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ret = false;
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break;
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}
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return ret;
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}
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int getRGBBpp(int format) {
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int ret = -1;
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switch(format) {
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case MDP_RGBA_8888:
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case MDP_BGRA_8888:
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case MDP_RGBX_8888:
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ret = 4;
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break;
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case MDP_RGB_565:
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ret = 2;
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break;
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default:
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ret = -1;
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break;
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}
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return ret;
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}
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};
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namespace overlay {
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status_t Display::openDisplay(int fbnum) {
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if (mFD != NO_INIT)
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return NO_ERROR;
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status_t ret = NO_INIT;
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char dev_name[64];
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snprintf(dev_name, 64, FB_DEVICE_TEMPLATE, fbnum);
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mFD = open(dev_name, O_RDWR, 0);
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if (mFD < 0) {
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LOGE("Failed to open FB %d", fbnum);
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return ret;
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}
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fb_var_screeninfo vinfo;
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if (ioctl(mFD, FBIOGET_VSCREENINFO, &vinfo)) {
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LOGE("FBIOGET_VSCREENINFO on failed on FB %d", fbnum);
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close(mFD);
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mFD = NO_INIT;
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return ret;
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}
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mFBWidth = vinfo.xres;
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mFBHeight = vinfo.yres;
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mFBBpp = vinfo.bits_per_pixel;
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ret = NO_ERROR;
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return ret;
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}
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void Display::closeDisplay() {
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close(mFD);
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mFD = NO_INIT;
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}
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Rotator::Rotator() : mFD(NO_INIT), mSessionID(NO_INIT), mPmemFD(NO_INIT)
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{
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mAlloc = gralloc::IAllocController::getInstance(false);
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}
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Rotator::~Rotator()
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{
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closeRotSession();
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}
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status_t Rotator::startRotSession(msm_rotator_img_info& rotInfo,
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int size, int numBuffers) {
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status_t ret = NO_ERROR;
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if (mSessionID == NO_INIT && mFD == NO_INIT) {
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mNumBuffers = numBuffers;
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mFD = open("/dev/msm_rotator", O_RDWR, 0);
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if (mFD < 0) {
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LOGE("Couldnt open rotator device");
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return NO_INIT;
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}
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if (ioctl(mFD, MSM_ROTATOR_IOCTL_START, &rotInfo)) {
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close(mFD);
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mFD = NO_INIT;
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return NO_INIT;
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}
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mSessionID = rotInfo.session_id;
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alloc_data data;
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data.base = 0;
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data.fd = -1;
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data.offset = 0;
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data.size = mSize * mNumBuffers;
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data.align = getpagesize();
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data.uncached = true;
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int allocFlags = GRALLOC_USAGE_PRIVATE_MM_HEAP |
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GRALLOC_USAGE_PRIVATE_WRITEBACK_HEAP |
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GRALLOC_USAGE_PRIVATE_ADSP_HEAP |
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GRALLOC_USAGE_PRIVATE_IOMMU_HEAP |
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GRALLOC_USAGE_PRIVATE_SMI_HEAP |
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GRALLOC_USAGE_PRIVATE_DO_NOT_MAP;
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int err = mAlloc->allocate(data, allocFlags, 0);
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if(err) {
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LOGE("%s: Can't allocate rotator memory", __func__);
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closeRotSession();
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return NO_INIT;
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}
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mPmemFD = data.fd;
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mPmemAddr = data.base;
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mBufferType = data.allocType;
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mCurrentItem = 0;
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for (int i = 0; i < mNumBuffers; i++)
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mRotOffset[i] = i * mSize;
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ret = NO_ERROR;
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}
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return ret;
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}
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status_t Rotator::closeRotSession() {
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if (mSessionID != NO_INIT && mFD != NO_INIT) {
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ioctl(mFD, MSM_ROTATOR_IOCTL_FINISH, &mSessionID);
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close(mFD);
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if (NO_INIT != mPmemFD) {
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sp<IMemAlloc> memalloc = mAlloc->getAllocator(mBufferType);
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memalloc->free_buffer(mPmemAddr, mSize * mNumBuffers, 0, mPmemFD);
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close(mPmemFD);
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}
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}
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mFD = NO_INIT;
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mSessionID = NO_INIT;
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mPmemFD = NO_INIT;
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mPmemAddr = MAP_FAILED;
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return NO_ERROR;
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}
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status_t Rotator::rotateBuffer(msm_rotator_data_info& rotData) {
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status_t ret = NO_INIT;
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if (mSessionID != NO_INIT) {
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rotData.dst.memory_id = mPmemFD;
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rotData.dst.offset = mRotOffset[mCurrentItem];
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rotData.session_id = mSessionID;
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mCurrentItem = (mCurrentItem + 1) % mNumBuffers;
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if (ioctl(mFD, MSM_ROTATOR_IOCTL_ROTATE, &rotData)) {
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LOGE("Rotator failed to rotate");
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return BAD_VALUE;
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}
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return NO_ERROR;
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}
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return ret;
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}
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//===================== OverlayUI =================//
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OverlayUI::OverlayUI() : mChannelState(CLOSED), mOrientation(NO_INIT),
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mFBNum(NO_INIT), mZorder(NO_INIT), mWaitForVsync(false), mIsFg(false),
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mSessionID(NO_INIT) {
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memset(&mOvInfo, 0, sizeof(mOvInfo));
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memset(&mRotInfo, 0, sizeof(mRotInfo));
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}
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OverlayUI::~OverlayUI() {
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closeChannel();
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}
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void OverlayUI::setSource(const overlay_buffer_info& info, int orientation) {
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status_t ret = NO_INIT;
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int format3D = FORMAT_3D(info.format);
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int colorFormat = COLOR_FORMAT(info.format);
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int format = get_mdp_format(colorFormat);
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if (format3D || !isRGBType(format)) {
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LOGE("%s: Unsupported format", __func__);
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return;
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}
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mSource.width = info.width;
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mSource.height = info.height;
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mSource.format = format;
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mSource.size = info.size;
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mOrientation = orientation;
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setupOvRotInfo();
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}
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void OverlayUI::setDisplayParams(int fbNum, bool waitForVsync, bool isFg, int
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zorder, bool isVGPipe) {
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int flags = 0;
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mFBNum = fbNum;
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mOvInfo.is_fg = isFg;
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if(false == waitForVsync)
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flags |= MDP_OV_PLAY_NOWAIT;
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else
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flags &= ~MDP_OV_PLAY_NOWAIT;
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if(isVGPipe)
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flags |= MDP_OV_PIPE_SHARE;
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else
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flags &= ~MDP_OV_PIPE_SHARE;
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mOvInfo.flags = flags;
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mOvInfo.z_order = zorder;
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mobjDisplay.openDisplay(mFBNum);
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}
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void OverlayUI::setPosition(int x, int y, int w, int h) {
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mOvInfo.dst_rect.x = x;
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mOvInfo.dst_rect.y = y;
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mOvInfo.dst_rect.w = w;
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mOvInfo.dst_rect.h = h;
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}
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void OverlayUI::setCrop(int x, int y, int w, int h) {
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mOvInfo.src_rect.x = x;
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mOvInfo.src_rect.y = y;
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mOvInfo.src_rect.w = w;
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mOvInfo.src_rect.h = h;
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}
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void OverlayUI::setupOvRotInfo() {
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int w = mSource.width;
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int h = mSource.height;
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int format = mSource.format;
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int srcw = (w + 31) & ~31;
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int srch = (h + 31) & ~31;
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mOvInfo.src.width = srcw;
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mOvInfo.src.height = srch;
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mOvInfo.src.format = format;
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mOvInfo.src_rect.w = w;
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mOvInfo.src_rect.h = h;
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mOvInfo.alpha = 0xff;
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mOvInfo.transp_mask = 0xffffffff;
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mRotInfo.src.format = format;
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mRotInfo.dst.format = format;
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mRotInfo.src.width = srcw;
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mRotInfo.src.height = srch;
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mRotInfo.src_rect.w = srcw;
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mRotInfo.src_rect.h = srch;
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mRotInfo.dst.width = srcw;
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mRotInfo.dst.height = srch;
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int rot = mOrientation;
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switch(rot) {
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case 0:
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case HAL_TRANSFORM_FLIP_H:
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case HAL_TRANSFORM_FLIP_V:
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rot = 0;
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break;
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case HAL_TRANSFORM_ROT_90:
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case (HAL_TRANSFORM_ROT_90|HAL_TRANSFORM_FLIP_H):
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case (HAL_TRANSFORM_ROT_90|HAL_TRANSFORM_FLIP_V): {
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int tmp = mOvInfo.src_rect.x;
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mOvInfo.src_rect.x = mOvInfo.src.height -
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(mOvInfo.src_rect.y + mOvInfo.src_rect.h);
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mOvInfo.src_rect.y = tmp;
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swapOVRotWidthHeight(mRotInfo, mOvInfo);
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rot = HAL_TRANSFORM_ROT_90;
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break;
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}
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case HAL_TRANSFORM_ROT_180:
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break;
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case HAL_TRANSFORM_ROT_270: {
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int tmp = mOvInfo.src_rect.y;
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mOvInfo.src_rect.y = mOvInfo.src.width -
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(mOvInfo.src_rect.x + mOvInfo.src_rect.w);
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mOvInfo.src_rect.x = tmp;
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swapOVRotWidthHeight(mRotInfo, mOvInfo);
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break;
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}
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default:
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break;
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}
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int mdp_rotation = overlay::get_mdp_orientation(rot);
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if (mdp_rotation < 0)
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mdp_rotation = 0;
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mOvInfo.user_data[0] = mdp_rotation;
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mRotInfo.rotations = mOvInfo.user_data[0];
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if (mdp_rotation)
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mRotInfo.enable = 1;
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mOvInfo.dst_rect.w = mOvInfo.src_rect.w;
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mOvInfo.dst_rect.h = mOvInfo.src_rect.h;
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}
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status_t OverlayUI::commit() {
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status_t ret = BAD_VALUE;
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if(mChannelState != UP)
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mOvInfo.id = MSMFB_NEW_REQUEST;
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ret = startOVSession();
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if (ret == NO_ERROR && mOrientation) {
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ret = mobjRotator.startRotSession(mRotInfo, mSource.size);
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}
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if (ret == NO_ERROR) {
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mChannelState = UP;
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} else {
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LOGE("start channel failed.");
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}
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return ret;
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}
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status_t OverlayUI::closeChannel() {
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if( mChannelState != UP ) {
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return NO_ERROR;
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}
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if(NO_ERROR != closeOVSession()) {
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LOGE("%s: closeOVSession() failed.", __FUNCTION__);
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return BAD_VALUE;
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}
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if(NO_ERROR != mobjRotator.closeRotSession()) {
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LOGE("%s: closeRotSession() failed.", __FUNCTION__);
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return BAD_VALUE;
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}
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mChannelState = CLOSED;
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memset(&mOvInfo, 0, sizeof(mOvInfo));
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memset(&mRotInfo, 0, sizeof(mRotInfo));
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return NO_ERROR;
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}
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status_t OverlayUI::startOVSession() {
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status_t ret = NO_INIT;
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mdp_overlay ovInfo = mOvInfo;
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if (ioctl(mobjDisplay.getFD(), MSMFB_OVERLAY_SET, &ovInfo)) {
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LOGE("%s: Overlay set failed", __FUNCTION__);
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ret = BAD_VALUE;
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} else {
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mSessionID = ovInfo.id;
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mOvInfo = ovInfo;
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ret = NO_ERROR;
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}
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return ret;
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}
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status_t OverlayUI::closeOVSession() {
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status_t ret = NO_ERROR;
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int err = 0;
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if(err = ioctl(mobjDisplay.getFD(), MSMFB_OVERLAY_UNSET, &mSessionID)) {
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LOGE("%s: MSMFB_OVERLAY_UNSET failed. (%d)", __FUNCTION__, err);
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ret = BAD_VALUE;
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} else {
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mobjDisplay.closeDisplay();
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mSessionID = NO_INIT;
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}
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return ret;
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}
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status_t OverlayUI::queueBuffer(buffer_handle_t buffer) {
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status_t ret = NO_INIT;
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if (mChannelState != UP)
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return ret;
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msmfb_overlay_data ovData;
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memset(&ovData, 0, sizeof(ovData));
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private_handle_t const* hnd = reinterpret_cast
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<private_handle_t const*>(buffer);
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ovData.data.memory_id = hnd->fd;
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ovData.data.offset = hnd->offset;
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if (mOrientation) {
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msm_rotator_data_info rotData;
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memset(&rotData, 0, sizeof(rotData));
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rotData.src.memory_id = hnd->fd;
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rotData.src.offset = hnd->offset;
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if (mobjRotator.rotateBuffer(rotData) != NO_ERROR) {
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LOGE("Rotator failed.. ");
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return BAD_VALUE;
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}
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ovData.data.memory_id = rotData.dst.memory_id;
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ovData.data.offset = rotData.dst.offset;
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}
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ovData.id = mSessionID;
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if (ioctl(mobjDisplay.getFD(), MSMFB_OVERLAY_PLAY, &ovData)) {
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LOGE("Queuebuffer failed ");
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return BAD_VALUE;
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}
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return NO_ERROR;
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}
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};
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