cgit.sxemacs.org Git - harmattan/cameraplus/blob - lib/qtcamvideomode.cpp

   1 #include "qtcamvideomode.h"
   2 #include "qtcammode_p.h"
   3 #include <QDebug>
   4 #include "qtcamdevice_p.h"
   5 #include "qtcamdevice.h"
   6 #include "qtcamvideosettings.h"
   7
   8 class QtCamVideoModePrivate : public QtCamModePrivate {
   9 public:
  10   QtCamVideoModePrivate(QtCamDevicePrivate *dev) :
  11   QtCamModePrivate(dev),
  12   settings(dev->conf->defaultVideoSettings()) {
  13
  14   }
  15
  16   ~QtCamVideoModePrivate() {}
  17
  18   void _d_idleStateChanged(bool isIdle) {
  19     if (isIdle && dev->active == dev->video) {
  20       QMetaObject::invokeMethod(dev->video, "recordingStateChanged");
  21       QMetaObject::invokeMethod(dev->video, "canCaptureChanged");
  22     }
  23   }
  24
  25   QtCamVideoSettings settings;
  26 };
  27
  28 QtCamVideoMode::QtCamVideoMode(QtCamDevicePrivate *d, QObject *parent) :
  29   QtCamMode(new QtCamVideoModePrivate(d), "mode-video", "video-done", parent) {
  30
  31   d_ptr = (QtCamVideoModePrivate *)QtCamMode::d_ptr;
  32
  33   QString name = d_ptr->dev->conf->videoEncodingProfileName();
  34   QString path = d_ptr->dev->conf->videoEncodingProfilePath();
  35
  36   if (!name.isEmpty() && !path.isEmpty()) {
  37     GstEncodingProfile *profile = d_ptr->loadProfile(path, name);
  38     if (profile) {
  39       setProfile(profile);
  40     }
  41   }
  42
  43   QObject::connect(d_ptr->dev->q_ptr, SIGNAL(idleStateChanged(bool)),
  44                    this, SLOT(_d_idleStateChanged(bool)));
  45 }
  46
  47 QtCamVideoMode::~QtCamVideoMode() {
  48
  49 }
  50
  51 bool QtCamVideoMode::canCapture() {
  52   return d_ptr->dev->q_ptr->isIdle();
  53 }
  54
  55 void QtCamVideoMode::applySettings() {
  56   d_ptr->setCaps("viewfinder-caps", d_ptr->settings.captureResolution(),
  57           d_ptr->settings.frameRate());
  58
  59   d_ptr->setCaps("video-capture-caps", d_ptr->settings.captureResolution(),
  60           d_ptr->settings.frameRate());
  61
  62   setPreviewSize(d_ptr->settings.previewResolution());
  63 }
  64
  65 void QtCamVideoMode::start() {
  66   // Nothing
  67 }
  68
  69 void QtCamVideoMode::stop() {
  70   if (isRecording()) {
  71     stopRecording();
  72   }
  73 }
  74
  75 bool QtCamVideoMode::isRecording() {
  76   return !d_ptr->dev->q_ptr->isIdle();
  77 }
  78
  79 bool QtCamVideoMode::startRecording(const QString& fileName) {
  80   if (!canCapture() || isRecording()) {
  81     return false;
  82   }
  83
  84   setFileName(fileName);
  85
  86   g_object_set(d_ptr->dev->cameraBin, "location", fileName.toUtf8().data(), NULL);
  87   g_signal_emit_by_name(d_ptr->dev->cameraBin, "start-capture", NULL);
  88
  89   emit recordingStateChanged();
  90
  91   emit canCaptureChanged();
  92
  93   return true;
  94 }
  95
  96 void QtCamVideoMode::stopRecording() {
  97   if (isRecording()) {
  98     g_signal_emit_by_name(d_ptr->dev->cameraBin, "stop-capture", NULL);
  99   }
 100 }
 101
 102 bool QtCamVideoMode::setSettings(const QtCamVideoSettings& settings) {
 103   d_ptr->settings = settings;
 104
 105   if (isRecording()) {
 106     return false;
 107   }
 108
 109   applySettings();
 110
 111   return true;
 112 }
 113
 114 void QtCamVideoMode::setProfile(GstEncodingProfile *profile) {
 115   if (!d_ptr->dev->cameraBin) {
 116     gst_encoding_profile_unref(profile);
 117     return;
 118   }
 119
 120   g_object_set(d_ptr->dev->cameraBin, "video-profile", profile, NULL);
 121 }
 122
 123 #include "moc_qtcamvideomode.cpp"