bool QGstreamerGLTextureRenderer::processSyncMessage(const QGstreamerMessage &message)
{
    GstMessage* gm = message.rawMessage();

    if ((GST_MESSAGE_TYPE(gm) == GST_MESSAGE_ELEMENT) &&
            gst_structure_has_name(gm->structure, "prepare-xwindow-id") &&
            m_videoSink && GST_IS_X_OVERLAY(m_videoSink)) {
#ifdef GL_TEXTURE_SINK_DEBUG
    qDebug() << Q_FUNC_INFO;
#endif
        GstXOverlay *overlay = GST_X_OVERLAY(m_videoSink);

        gst_x_overlay_set_xwindow_id(overlay, m_winId);

        if (!m_displayRect.isEmpty()) {
            gst_x_overlay_set_render_rectangle(overlay,
                                               m_displayRect.x(),
                                               m_displayRect.y(),
                                               m_displayRect.width(),
                                               m_displayRect.height());
        }

        GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink");
        m_bufferProbeId = gst_pad_add_buffer_probe(pad, G_CALLBACK(padBufferProbe), this);

        return true;
    }

    return false;
}
bool QGstreamerGLTextureRenderer::processBusMessage(const QGstreamerMessage &message)
{
    GstMessage* gm = message.rawMessage();

#ifdef GL_TEXTURE_SINK_DEBUG
    qDebug() << Q_FUNC_INFO << GST_MESSAGE_TYPE_NAME(gm);
#endif

    if (GST_MESSAGE_TYPE(gm) == GST_MESSAGE_STATE_CHANGED &&
            GST_MESSAGE_SRC(gm) == GST_OBJECT_CAST(m_videoSink)) {
        GstState oldState;
        GstState newState;
        gst_message_parse_state_changed(gm, &oldState, &newState, 0);

#ifdef GL_TEXTURE_SINK_DEBUG
        qDebug() << Q_FUNC_INFO << "State changed:" << oldState << newState;
#endif

        if (newState == GST_STATE_READY || newState == GST_STATE_NULL) {
            stopRenderer();
        }

        if (oldState == GST_STATE_READY && newState == GST_STATE_PAUSED) {
            updateNativeVideoSize();
        }
    }

    return false;
}
bool QGstreamerVideoWidgetControl::processSyncMessage(const QGstreamerMessage &message)
{
    GstMessage* gm = message.rawMessage();

    if (gm && (GST_MESSAGE_TYPE(gm) == GST_MESSAGE_ELEMENT) &&
            gst_structure_has_name(gm->structure, "prepare-xwindow-id")) {

        setOverlay();
        QMetaObject::invokeMethod(this, "updateNativeVideoSize", Qt::QueuedConnection);
        return true;
    }

    return false;
}
bool QGstreamerPlayerSession::processSyncMessage(const QGstreamerMessage &message)
{
    GstMessage* gm = message.rawMessage();

    if (gm &&
        GST_MESSAGE_TYPE(gm) == GST_MESSAGE_ELEMENT &&
        gst_structure_has_name(gm->structure, "prepare-xwindow-id"))
    {
        if (m_renderer)
            m_renderer->precessNewStream();
        return true;
    }

    return false;
}
bool QGstreamerVideoWidgetControl::processBusMessage(const QGstreamerMessage &message)
{
    GstMessage* gm = message.rawMessage();

    if (GST_MESSAGE_TYPE(gm) == GST_MESSAGE_STATE_CHANGED &&
            GST_MESSAGE_SRC(gm) == GST_OBJECT_CAST(m_videoSink)) {
        GstState oldState;
        GstState newState;
        gst_message_parse_state_changed(gm, &oldState, &newState, 0);

        if (oldState == GST_STATE_READY && newState == GST_STATE_PAUSED)
            updateNativeVideoSize();
    }

    return false;
}
Example #6
0
bool QGstreamerVideoWindow::processSyncMessage(const QGstreamerMessage &message)
{
    GstMessage* gm = message.rawMessage();

    if ((GST_MESSAGE_TYPE(gm) == GST_MESSAGE_ELEMENT) &&
            gst_structure_has_name(gm->structure, "prepare-xwindow-id") &&
            m_videoSink && GST_IS_X_OVERLAY(m_videoSink)) {

        gst_x_overlay_set_xwindow_id(GST_X_OVERLAY(m_videoSink), m_windowId);

        GstPad *pad = gst_element_get_static_pad(m_videoSink,"sink");
        m_bufferProbeId = gst_pad_add_buffer_probe(pad, G_CALLBACK(padBufferProbe), this);

        return true;
    }

    return false;
}
void QGstreamerPlayerSession::busMessage(const QGstreamerMessage &message)
{
    GstMessage* gm = message.rawMessage();

    if (gm == 0) {
        // Null message, query current position
        quint32 newPos = position();

        if (newPos/1000 != m_lastPosition) {
            m_lastPosition = newPos/1000;
            emit positionChanged(newPos);
        }

        double volume = 1.0;
        g_object_get(G_OBJECT(m_playbin), "volume", &volume, NULL);
        if (m_volume != int(volume*100)) {
            m_volume = int(volume*100);
            emit volumeChanged(m_volume);
        }

    } else {
        //tag message comes from elements inside playbin, not from playbin itself
        if (GST_MESSAGE_TYPE(gm) == GST_MESSAGE_TAG) {
            //qDebug() << "tag message";
            GstTagList *tag_list;
            gst_message_parse_tag(gm, &tag_list);
            gst_tag_list_foreach(tag_list, addTagToMap, &m_tags);

            //qDebug() << m_tags;

            emit tagsChanged();
        }

        if (GST_MESSAGE_SRC(gm) == GST_OBJECT_CAST(m_playbin)) {
            switch (GST_MESSAGE_TYPE(gm))  {
            case GST_MESSAGE_STATE_CHANGED:
                {
                    GstState    oldState;
                    GstState    newState;
                    GstState    pending;

                    gst_message_parse_state_changed(gm, &oldState, &newState, &pending);

#ifdef DEBUG_PLAYBIN
                    QStringList states;
                    states << "GST_STATE_VOID_PENDING" <<  "GST_STATE_NULL" << "GST_STATE_READY" << "GST_STATE_PAUSED" << "GST_STATE_PLAYING";

                    qDebug() << QString("state changed: old: %1  new: %2  pending: %3") \
                            .arg(states[oldState]) \
                            .arg(states[newState]) \
                            .arg(states[pending]);
#endif

                    switch (newState) {
                    case GST_STATE_VOID_PENDING:
                    case GST_STATE_NULL:
                        setSeekable(false);
                        finishVideoOutputChange();
                        if (m_state != QMediaPlayer::StoppedState)
                            emit stateChanged(m_state = QMediaPlayer::StoppedState);
                        break;
                    case GST_STATE_READY:
                        setSeekable(false);
                        if (m_state != QMediaPlayer::StoppedState)
                            emit stateChanged(m_state = QMediaPlayer::StoppedState);
                        break;
                    case GST_STATE_PAUSED:
                    {
                        QMediaPlayer::State prevState = m_state;
                        m_state = QMediaPlayer::PausedState;

                        //check for seekable
                        if (oldState == GST_STATE_READY) {
                            getStreamsInfo();
                            updateVideoResolutionTag();

                            /*
                                //gst_element_seek_simple doesn't work reliably here, have to find a better solution

                                GstFormat   format = GST_FORMAT_TIME;
                                gint64      position = 0;
                                bool seekable = false;
                                if (gst_element_query_position(m_playbin, &format, &position)) {
                                    seekable = gst_element_seek_simple(m_playbin, format, GST_SEEK_FLAG_NONE, position);
                                }

                                setSeekable(seekable);
                                */

                            setSeekable(true);

                            if (!qFuzzyCompare(m_playbackRate, qreal(1.0))) {
                                qreal rate = m_playbackRate;
                                m_playbackRate = 1.0;
                                setPlaybackRate(rate);
                            }
                        }

                        if (m_state != prevState)
                            emit stateChanged(m_state);

                        break;
                    }
                    case GST_STATE_PLAYING:
                        if (m_state != QMediaPlayer::PlayingState)
                            emit stateChanged(m_state = QMediaPlayer::PlayingState);

                        break;
                    }
                }
                break;

            case GST_MESSAGE_EOS:
                emit playbackFinished();
                break;

            case GST_MESSAGE_TAG:
            case GST_MESSAGE_STREAM_STATUS:
            case GST_MESSAGE_UNKNOWN:
                break;
            case GST_MESSAGE_ERROR:
                {
                    GError *err;
                    gchar *debug;
                    gst_message_parse_error (gm, &err, &debug);
                    emit error(int(QMediaPlayer::ResourceError), QString::fromUtf8(err->message));
                    qWarning() << "Error:" << QString::fromUtf8(err->message);
                    g_error_free (err);
                    g_free (debug);
                }
                break;
            case GST_MESSAGE_WARNING:
                {
                    GError *err;
                    gchar *debug;
                    gst_message_parse_warning (gm, &err, &debug);
                    qWarning() << "Warning:" << QString::fromUtf8(err->message);
                    g_error_free (err);
                    g_free (debug);
                }
                break;
            case GST_MESSAGE_INFO:
#ifdef DEBUG_PLAYBIN
                {
                    GError *err;
                    gchar *debug;
                    gst_message_parse_info (gm, &err, &debug);
                    qDebug() << "Info:" << QString::fromUtf8(err->message);
                    g_error_free (err);
                    g_free (debug);
                }
#endif
                break;
            case GST_MESSAGE_BUFFERING:
                {
                    int progress = 0;
                    gst_message_parse_buffering(gm, &progress);
                    emit bufferingProgressChanged(progress);
                }
                break;
            case GST_MESSAGE_STATE_DIRTY:
            case GST_MESSAGE_STEP_DONE:
            case GST_MESSAGE_CLOCK_PROVIDE:
            case GST_MESSAGE_CLOCK_LOST:
            case GST_MESSAGE_NEW_CLOCK:
            case GST_MESSAGE_STRUCTURE_CHANGE:
            case GST_MESSAGE_APPLICATION:
            case GST_MESSAGE_ELEMENT:
                break;
            case GST_MESSAGE_SEGMENT_START:
                {
                    const GstStructure *structure = gst_message_get_structure(gm);
                    qint64 position = g_value_get_int64(gst_structure_get_value(structure, "position"));
                    position /= 1000000;
                    m_lastPosition = position;
                    emit positionChanged(position);
                }
                break;
            case GST_MESSAGE_SEGMENT_DONE:
                break;
            case GST_MESSAGE_DURATION:
                {
                    GstFormat   format = GST_FORMAT_TIME;
                    gint64      duration = 0;

                    if (gst_element_query_duration(m_playbin, &format, &duration)) {
                        int newDuration = duration / 1000000;
                        if (m_duration != newDuration) {
                            m_duration = newDuration;
                            emit durationChanged(m_duration);
                        }
                    }
                }
                break;
            case GST_MESSAGE_LATENCY:
#if (GST_VERSION_MAJOR >= 0) &&  (GST_VERSION_MINOR >= 10) && (GST_VERSION_MICRO >= 13)
            case GST_MESSAGE_ASYNC_START:
            case GST_MESSAGE_ASYNC_DONE:
#if GST_VERSION_MICRO >= 23
            case GST_MESSAGE_REQUEST_STATE:
#endif
#endif
            case GST_MESSAGE_ANY:
                break;
            default:
                break;
            }
        } else if (m_videoSink
                   && m_renderer
                   && GST_MESSAGE_SRC(gm) == GST_OBJECT_CAST(m_videoSink)
                   && GST_MESSAGE_TYPE(gm) == GST_MESSAGE_STATE_CHANGED) {
            GstState oldState;
            GstState newState;
            gst_message_parse_state_changed(gm, &oldState, &newState, 0);

            if (oldState == GST_STATE_READY && newState == GST_STATE_PAUSED)
                m_renderer->precessNewStream();
        }
    }
}