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https://gitee.com/drabel/LibQQt.git
synced 2025-01-04 10:18:44 +08:00
fix qqtlogicvideomanager
This commit is contained in:
tianduanrui
parent
9882e2b0a9
commit
7ee7a20cee
@ -1,11 +1,8 @@
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#include "qqtlogicvideomanager.h"
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QQtLogicVideoManager::QQtLogicVideoManager ( QWidget* parent ) :
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QWidget ( parent ),
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ui ( new Ui::QQtLogicVideoManager )
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QQtLogicVideoManager::QQtLogicVideoManager ( QObject* parent ) :
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QObject ( parent )
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{
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ui->setupUi ( this );
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memset ( &sinfo, 0, sizeof ( struct sensor_info ) );
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pre_bpp = 16;
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rate = 15; /* default to 15fps */
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@ -24,12 +21,12 @@ QQtLogicVideoManager::QQtLogicVideoManager ( QWidget* parent ) :
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tlb_base_phys = 0;
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format = HAL_PIXEL_FORMAT_YCbCr_422_I;
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bFullScreen = false;
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m_parent = parent;
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pp = 0;
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frame = 0;
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timer = new QTimer ( this );
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timer->setSingleShot ( false );
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connect ( timer, SIGNAL ( timeout() ), this, SLOT ( update() ) );
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connect ( timer, SIGNAL ( timeout() ), this, SLOT ( slotSendImageToClient() ) );
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}
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QQtLogicVideoManager::~QQtLogicVideoManager()
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@ -37,15 +34,23 @@ QQtLogicVideoManager::~QQtLogicVideoManager()
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delete ui;
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}
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int QQtLogicVideoManager::play()
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void QQtLogicVideoManager::init_dmmu()
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{
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/*
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* 这块代码放在哪里
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*/
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dmmu_init();
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dmmu_get_page_table_base_phys ( &tlb_base_phys );
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}
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fd = ::open ( "/dev/cim", O_RDWR ); //av
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void QQtLogicVideoManager::deinit_dmmu()
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{
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dmmu_deinit();
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}
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bool QQtLogicVideoManager::open ( const QString& devName )
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{
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//待测试
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close();
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fd = ::open ( devName.toLocal8Bit().constData(), O_RDWR ); //av
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if ( fd < 0 )
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{
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@ -76,6 +81,7 @@ int QQtLogicVideoManager::play()
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if ( pre_buf.common->data == NULL )
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{
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::close ( fd );
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printf ( "==<%s L%d: null pointer!\n", __func__, __LINE__ );
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return false;
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}
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@ -149,12 +155,12 @@ int QQtLogicVideoManager::play()
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frame = new QImage ( pp, pre_size.w, pre_size.h, QImage::Format_RGB888 );
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timer->start ( 100 );
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return fd;
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return true;
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}
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int QQtLogicVideoManager::close()
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bool QQtLogicVideoManager::close()
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{
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bool ret = false;
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timer->stop();
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if ( fd <= 0 )
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printf ( "fd < 0\n" );
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@ -164,9 +170,6 @@ int QQtLogicVideoManager::close()
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::close ( fd );
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fd = 0;
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dmmu_unmap_user_memory ( & ( pre_buf.dmmu_info ) );
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dmmu_deinit();
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memset ( pre_buf.yuvMeta, 0, pre_buf.nr * sizeof ( CameraYUVMeta ) );
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pre_buf.size = 0;
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pre_buf.nr = 0;
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@ -175,17 +178,19 @@ int QQtLogicVideoManager::close()
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if ( ( pre_buf.common != NULL ) && ( pre_buf.common->data != NULL ) )
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{
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dmmu_unmap_user_memory ( & ( pre_buf.dmmu_info ) );
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free ( pre_buf.common->data );
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pre_buf.common->data = NULL;
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}
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phys = 0;
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timer->stop();
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if ( pp )
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free ( pp );
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if ( frame )
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delete frame;
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return ret;
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return true;
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}
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@ -245,14 +250,10 @@ int QQtLogicVideoManager::convert_yuv_to_rgb_buffer ( unsigned char* yuv, unsign
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return 0;
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}
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void QQtLogicVideoManager::paintEvent ( QPaintEvent* )
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void QQtLogicVideoManager::slotSendImageToClient()
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{
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if ( fd <= 0 )
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return;
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QStylePainter painter ( this );
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/*
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* 此处采集视频为多线程采集 上边的log证明 数据已经被修改
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*/
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@ -263,80 +264,9 @@ void QQtLogicVideoManager::paintEvent ( QPaintEvent* )
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* 不具备优化能力，yuv缺少alpha。
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*/
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convert_yuv_to_rgb_buffer ( p, pp, pre_size.w, pre_size.h );
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//no need. frame已经初始化好了，用的pp的地址
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//frame->loadFromData((uchar *)pp, w * h * 3 * sizeof(char));
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/*
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* 采集的图像左边上边有黑边 更换摄像头或许回有所改善 待调试
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*/
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QRect srcRect ( 2, 6, pre_size.w, pre_size.h );
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QRect dstRect = rect();
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painter.scale ( 1.01, 1.02 );
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/*
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* 缩放OK
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*/
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painter.drawImage ( dstRect, *frame, srcRect );
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//painter.drawPixmap(dstRect,QPixmap::fromImage(*frame,Qt::AutoColor),srcRect);;
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/*
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* 裁切OK
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*/
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//painter.drawItemPixmap(srcRect, Qt::AlignCenter, QPixmap::fromImage(*frame,Qt::AutoColor));
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/*
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* 30ms 屏幕有闪烁
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*/
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//update();
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}
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void QQtLogicVideoManager::mousePressEvent ( QMouseEvent* e )
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{
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static bool bGInit = false;
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if ( !bGInit && !bFullScreen )
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{
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flags = windowFlags();
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flags |= Qt::FramelessWindowHint;
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geome = geometry();
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bGInit = true;
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}
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#ifdef __EMBEDDED_LINUX__
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//pline() << e->pos() << e->globalPos();
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if ( e->pos().x() < 0 || e->pos().y() < 0 ||
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e->pos().x() > geome.width() || e->pos().y() > geome.height() )
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{
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//在mips板上，全屏返回的时候，点击其他位置，会多响应一次，在此处过滤。
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pline() << "warning!";
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Q_UNUSED ( e );
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return;
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}
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#endif
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setAttribute ( Qt::WA_TranslucentBackground, true );
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setAttribute ( Qt::WA_NoMousePropagation, true );
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setAttribute ( Qt::WA_OpaquePaintEvent, true );
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if ( bFullScreen )
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{
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flags ^= Qt::Window;
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flags |= Qt::Widget;
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setParent ( m_parent, flags );
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setGeometry ( geome );
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show();
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bFullScreen = false;
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}
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else
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{
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int QQT_SCRN_WIDTH = QApplication::desktop()->availableGeometry().width();
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int QQT_SCRN_HEIGHT = QApplication::desktop()->availableGeometry().height();
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flags ^= Qt::Widget;
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flags |= Qt::Window;
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setParent ( 0, flags );
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setGeometry ( 0, 0, QQT_SCRN_WIDTH, QQT_SCRN_HEIGHT );
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show();
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bFullScreen = true;
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}
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pline() << flags;
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QWidget::mousePressEvent ( e );
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emit readyRead ( *frame );
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}
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@ -1,5 +1,4 @@
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#ifndef QQTLOGICVIDEOMANAGER_H
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#ifndef QQTLOGICVIDEOMANAGER_H
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#define QQTLOGICVIDEOMANAGER_H
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#include "qqt-qt.h"
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@ -23,22 +22,37 @@ extern "C" {
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/**
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* @brief The QQtLogicVideoManager class
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* QQt模拟摄像头预览控件
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* 省略dmmu的Qt Wrapper类
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* 模拟摄像头管理器
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*/
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class QQTSHARED_EXPORT QQtLogicVideoManager : public QWidget
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class QQTSHARED_EXPORT QQtLogicVideoManager : public QObject
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{
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Q_OBJECT
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public:
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explicit QQtLogicVideoManager ( QWidget* parent = 0 );
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explicit QQtLogicVideoManager ( QObject* parent = 0 );
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~QQtLogicVideoManager();
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int play();
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int close();
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//用户进程只需要调用一次
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static void init_dmmu();
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static void deinit_dmmu();
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//开启某个确定的模拟摄像头
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bool open ( const QString& devName = "/dev/cim" );
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bool close();
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signals:
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//获取图像
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void readyRead ( const QImage& image );
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protected:
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//yuv转rgb
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virtual int convert_yuv_to_rgb_pixel ( int y, int u, int v );
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virtual int convert_yuv_to_rgb_buffer ( unsigned char* yuv, unsigned char* rgb, unsigned int width, unsigned int height );
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protected slots:
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void slotSendImageToClient();
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private:
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Ui::QQtLogicVideoManager* ui;
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struct sensor_info sinfo;
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int pre_bpp;
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int rate; /* default to 15fps */
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@ -57,19 +71,6 @@ private:
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uchar* p;
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QImage* frame;
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QTimer* timer;
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bool bFullScreen;
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QWidget* m_parent;
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QRect geome;
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Qt::WindowFlags flags;
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int convert_yuv_to_rgb_pixel ( int y, int u, int v );
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int convert_yuv_to_rgb_buffer ( unsigned char* yuv, unsigned char* rgb, unsigned int width, unsigned int height );
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// QWidget interface
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protected:
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void paintEvent ( QPaintEvent* );
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void mousePressEvent ( QMouseEvent* e );
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};
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#endif // QQTLOGICVIDEOMANAGER_H
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