v811_spc009/vendor/huanglong/system/bootvideo/source/SurfaceUI.cpp

#include "SurfaceUI.h"
#include <cutils/properties.h>
#include <android-base/properties.h>

#if PLATFORM_SDK_VERSION <= __ANDROID_API_Q__
#include <ui/DisplayInfo.h>
#include <gui/SurfaceComposerClient.h>
#include <gui/SurfaceControl.h>
#include <gui/Surface.h>
#else
#include <input/DisplayViewport.h>
#include <ui/DisplayMode.h>
#include <ui/PixelFormat.h>
#include <ui/Rect.h>
#include <ui/Region.h>
#include <gui/ISurfaceComposer.h>
#include <gui/DisplayEventReceiver.h>
#include <gui/Surface.h>
#include <gui/SurfaceComposerClient.h>
#endif

namespace android {
SurfaceUI::SurfaceUI()
{
}

SurfaceUI::~SurfaceUI()
{
}

int SurfaceUI::GetDisplayOrientation() const
{
    std::string orientation;
    orientation = android::base::GetProperty("persist.prop.screenorientation", "landscape");
    if (orientation == "landscape") {
        return DISPLAY_ORIENTATION_0;
    } else if (orientation == "portrait") {
        return DISPLAY_ORIENTATION_90;
    } else if (orientation == "seascape") {
        return DISPLAY_ORIENTATION_180;
    } else if (orientation == "upsideDown") {
        return DISPLAY_ORIENTATION_270;
    } else {
        ALOGE("GetDisplayOrientation: value is %s", orientation.c_str());
        return -1;
    }
}

#if PLATFORM_SDK_VERSION <= __ANDROID_API_Q__
SurfaceQverUI::SurfaceQverUI()
{
}

SurfaceQverUI::~SurfaceQverUI()
{
}

bool SurfaceQverUI::CreateSurface()
{
    SurfaceComposerClient::Transaction t;
    sp<SurfaceComposerClient> session = new SurfaceComposerClient();
    sp<IBinder> token = SurfaceComposerClient::getInternalDisplayToken();
    if (token == nullptr) {
        ALOGE("CreateSurface: token is NULL");
        return false;
    }
    DisplayInfo dinfo;
    if (SurfaceComposerClient::getDisplayInfo(token, &dinfo)) {
        ALOGE("CreateSurface: get display info is failure");
        return false;
    }
    // set display size
    surfaceW = dinfo.w;
    surfaceH = dinfo.h;
    int orient = GetDisplayOrientation();
    if (orient == DISPLAY_ORIENTATION_90 || orient == DISPLAY_ORIENTATION_270) {
        surfaceW = dinfo.h;
        surfaceH = dinfo.w;
    }
    if (orient != -1) {
        Rect destRect = Rect(surfaceW, surfaceH);
        Rect viewport = destRect;
        ALOGD("CreateSurface: Reset display size[%d*%d] orentation[%d]", surfaceW, surfaceH, orient);
        t.setDisplayProjection(token, orient, viewport, destRect);
    }
    // create the native surface
    controlPlayer = session->createSurface(String8("Bootvideo_Player"),
        surfaceW, surfaceH, PIXEL_FORMAT_BGRA_8888);
    controlUi = session->createSurface(String8("Bootvideo_UI"),
        surfaceW, surfaceH, PIXEL_FORMAT_BGRA_8888);
    // set layer
    t.setLayer(controlPlayer, 0x3fffffff).apply();
    t.setLayer(controlUi, 0x40000000).apply();
    return true;
}
#else
SurfaceSverUI::SurfaceSverUI()
{
}

SurfaceSverUI::~SurfaceSverUI()
{
}

ui::Size SurfaceSverUI::limitSurfaceSize(int width, int height) const
{
    ui::Size limited(width, height);
    bool wasLimited = false;
    const float aspectRatio = float(width) / float(height);
    if (mMaxWidth != 0 && width > mMaxWidth) {
        limited.height = mMaxWidth / aspectRatio;
        limited.width = mMaxWidth;
        wasLimited = true;
    }
    if (mMaxHeight != 0 && limited.height > mMaxHeight) {
        limited.height = mMaxHeight;
        limited.width = mMaxHeight * aspectRatio;
        wasLimited = true;
    }
    SLOGV_IF(wasLimited, "Surface size has been limited to [%dx%d] from [%dx%d]",
             limited.width, limited.height, width, height);
    return limited;
}

bool SurfaceSverUI::CreateSurface()
{
    SurfaceComposerClient::Transaction t;
    sp<SurfaceComposerClient> session = new SurfaceComposerClient();
    sp<IBinder> token = SurfaceComposerClient::getInternalDisplayToken();
    if (token == nullptr) {
        ALOGE("CreateSurface: token is NULL");
        return false;
    }
    ui::DisplayMode displayMode;
    const status_t error =
            SurfaceComposerClient::getActiveDisplayMode(token, &displayMode);
    if (error != NO_ERROR) {
        return false;
    }
    // set display size
    mMaxWidth = android::base::GetIntProperty("ro.surface_flinger.max_graphics_width", 0);
    mMaxHeight = android::base::GetIntProperty("ro.surface_flinger.max_graphics_height", 0);
    ui::Size resolution = displayMode.resolution;
    resolution = limitSurfaceSize(resolution.width, resolution.height);

    surfaceW = resolution.width;
    surfaceH = resolution.height;
    int orient = GetDisplayOrientation();
    if (orient == DISPLAY_ORIENTATION_90 || orient == DISPLAY_ORIENTATION_270) {
        surfaceW = resolution.height;
        surfaceH = resolution.width;
    }
    if (orient != -1) {
        Rect destRect = Rect(surfaceW, surfaceH);
        Rect viewport = destRect;
        ALOGD("CreateSurface: Reset display size[%d*%d] orentation[%d]", surfaceW, surfaceH, orient);
        t.setDisplayProjection(token, static_cast<ui::Rotation>(orient), viewport, destRect);
    }
    // create the native surface
    controlPlayer = session->createSurface(String8("Bootvideo_Player"),
        surfaceW, surfaceH, PIXEL_FORMAT_BGRA_8888);
    controlUi = session->createSurface(String8("Bootvideo_UI"),
        surfaceW, surfaceH, PIXEL_FORMAT_BGRA_8888);
    // set layer
    t.setLayer(controlPlayer, 0x3fffffff).apply();
    t.setLayer(controlUi, 0x40000000).apply();
    return true;
}

#endif
} // namespace android