MediaPlayerPrivateQt.cpp [plain text]
#include "config.h"
#include "MediaPlayerPrivateQt.h"
#include "FrameLoaderClientQt.h"
#include "FrameView.h"
#include "GraphicsContext.h"
#include "HTMLMediaElement.h"
#include "HTMLVideoElement.h"
#include "TimeRanges.h"
#include "Widget.h"
#include "qwebframe.h"
#include "qwebpage.h"
#include <QGraphicsScene>
#include <QGraphicsVideoItem>
#include <QMediaPlayerControl>
#include <QMediaService>
#include <QNetworkAccessManager>
#include <QNetworkCookieJar>
#include <QNetworkRequest>
#include <QPainter>
#include <QPoint>
#include <QRect>
#include <QTime>
#include <QTimer>
#include <QUrl>
#include <limits>
#include <wtf/HashSet.h>
#include <wtf/text/CString.h>
using namespace WTF;
namespace WebCore {
MediaPlayerPrivateInterface* MediaPlayerPrivate::create(MediaPlayer* player)
{
return new MediaPlayerPrivate(player);
}
void MediaPlayerPrivate::registerMediaEngine(MediaEngineRegistrar registrar)
{
registrar(create, getSupportedTypes, supportsType);
}
void MediaPlayerPrivate::getSupportedTypes(HashSet<String> &supported)
{
QStringList types = QMediaPlayer::supportedMimeTypes();
for (int i = 0; i < types.size(); i++) {
QString mime = types.at(i);
if (mime.startsWith("audio/") || mime.startsWith("video/"))
supported.add(mime);
}
}
MediaPlayer::SupportsType MediaPlayerPrivate::supportsType(const String& mime, const String& codec)
{
if (!mime.startsWith("audio/") && !mime.startsWith("video/"))
return MediaPlayer::IsNotSupported;
if (QMediaPlayer::hasSupport(mime, QStringList(codec)) >= QtMediaServices::ProbablySupported)
return MediaPlayer::IsSupported;
return MediaPlayer::MayBeSupported;
}
MediaPlayerPrivate::MediaPlayerPrivate(MediaPlayer* player)
: m_player(player)
, m_mediaPlayer(new QMediaPlayer)
, m_mediaPlayerControl(0)
, m_videoItem(new QGraphicsVideoItem)
, m_videoScene(new QGraphicsScene)
, m_networkState(MediaPlayer::Empty)
, m_readyState(MediaPlayer::HaveNothing)
, m_isVisible(false)
, m_isSeeking(false)
, m_composited(false)
, m_queuedSeek(-1)
{
m_videoItem->setMediaObject(m_mediaPlayer);
m_videoScene->addItem(m_videoItem);
connect(m_mediaPlayer, SIGNAL(mediaStatusChanged(QMediaPlayer::MediaStatus)),
this, SLOT(mediaStatusChanged(QMediaPlayer::MediaStatus)));
connect(m_mediaPlayer, SIGNAL(stateChanged(QMediaPlayer::State)),
this, SLOT(stateChanged(QMediaPlayer::State)));
connect(m_mediaPlayer, SIGNAL(error(QMediaPlayer::Error)),
this, SLOT(handleError(QMediaPlayer::Error)));
connect(m_mediaPlayer, SIGNAL(durationChanged(qint64)),
this, SLOT(durationChanged(qint64)));
connect(m_mediaPlayer, SIGNAL(positionChanged(qint64)),
this, SLOT(positionChanged(qint64)));
connect(m_mediaPlayer, SIGNAL(volumeChanged(int)),
this, SLOT(volumeChanged(int)));
connect(m_mediaPlayer, SIGNAL(mutedChanged(bool)),
this, SLOT(mutedChanged(bool)));
connect(m_videoScene, SIGNAL(changed(QList<QRectF>)),
this, SLOT(repaint()));
connect(m_videoItem, SIGNAL(nativeSizeChanged(QSizeF)),
this, SLOT(nativeSizeChanged(QSizeF)));
QMediaService* service = m_mediaPlayer->service();
if (service) {
m_mediaPlayerControl = qobject_cast<QMediaPlayerControl *>(
service->control(QMediaPlayerControl_iid));
}
}
MediaPlayerPrivate::~MediaPlayerPrivate()
{
delete m_mediaPlayer;
delete m_videoScene;
}
bool MediaPlayerPrivate::hasVideo() const
{
return m_mediaPlayer->isVideoAvailable();
}
bool MediaPlayerPrivate::hasAudio() const
{
return true;
}
void MediaPlayerPrivate::load(const String& url)
{
if (m_networkState != MediaPlayer::Loading) {
m_networkState = MediaPlayer::Loading;
m_player->networkStateChanged();
}
if (m_readyState != MediaPlayer::HaveNothing) {
m_readyState = MediaPlayer::HaveNothing;
m_player->readyStateChanged();
}
const QUrl rUrl = QUrl(QString(url));
const QString scheme = rUrl.scheme().toLower();
HTMLMediaElement* element = static_cast<HTMLMediaElement*>(m_player->mediaPlayerClient());
if (scheme == "http" || scheme == "https") {
QNetworkRequest request = QNetworkRequest(rUrl);
Document* document = element->document();
if (!document)
document = element->ownerDocument();
Frame* frame = document ? document->frame() : 0;
FrameLoaderClientQt* frameLoader = frame ? static_cast<FrameLoaderClientQt*>(frame->loader()->client()) : 0;
QNetworkAccessManager* manager = frameLoader ? frameLoader->webFrame()->page()->networkAccessManager() : 0;
if (document && manager) {
QNetworkCookieJar* jar = manager->cookieJar();
QList<QNetworkCookie> cookies = jar->cookiesForUrl(rUrl);
if (!cookies.isEmpty())
request.setHeader(QNetworkRequest::CookieHeader, qVariantFromValue(cookies));
QUrl documentUrl = QUrl(QString(document->documentURI()));
if (documentUrl.scheme().toLower() == "http" || scheme == "https")
request.setRawHeader("Referer", documentUrl.toEncoded());
request.setRawHeader("User-Agent", frameLoader->userAgent(rUrl).utf8().data());
}
m_mediaPlayer->setMedia(QMediaContent(request));
} else {
m_mediaPlayer->setMedia(QMediaContent(rUrl));
}
m_mediaPlayer->setMuted(element->muted());
m_mediaPlayer->setVolume(static_cast<int>(element->volume() * 100.0));
}
void MediaPlayerPrivate::cancelLoad()
{
m_mediaPlayer->setMedia(QMediaContent());
updateStates();
}
void MediaPlayerPrivate::play()
{
if (m_mediaPlayer->state() != QMediaPlayer::PlayingState)
m_mediaPlayer->play();
}
void MediaPlayerPrivate::pause()
{
if (m_mediaPlayer->state() == QMediaPlayer::PlayingState)
m_mediaPlayer->pause();
}
bool MediaPlayerPrivate::paused() const
{
return (m_mediaPlayer->state() != QMediaPlayer::PlayingState);
}
void MediaPlayerPrivate::seek(float position)
{
if (!m_mediaPlayer->isSeekable())
return;
if (m_mediaPlayerControl && !m_mediaPlayerControl->availablePlaybackRanges().contains(position * 1000))
return;
if (m_isSeeking)
return;
if (position > duration())
position = duration();
if (m_mediaPlayer->state() == QMediaPlayer::PlayingState) {
m_mediaPlayer->pause();
m_isSeeking = true;
m_queuedSeek = static_cast<qint64>(position * 1000);
QTimer::singleShot(1000, this, SLOT(queuedSeekTimeout()));
} else {
m_isSeeking = true;
m_mediaPlayer->setPosition(static_cast<qint64>(position * 1000));
QTimer::singleShot(10000, this, SLOT(seekTimeout()));
}
}
bool MediaPlayerPrivate::seeking() const
{
return m_isSeeking;
}
float MediaPlayerPrivate::duration() const
{
if (m_readyState < MediaPlayer::HaveMetadata)
return 0.0f;
float duration = m_mediaPlayer->duration() / 1000.0f;
if (duration <= 0.0f)
duration = std::numeric_limits<float>::infinity();
return duration;
}
float MediaPlayerPrivate::currentTime() const
{
float currentTime = m_mediaPlayer->position() / 1000.0f;
return currentTime;
}
PassRefPtr<TimeRanges> MediaPlayerPrivate::buffered() const
{
RefPtr<TimeRanges> buffered = TimeRanges::create();
if (!m_mediaPlayerControl)
return buffered;
QMediaTimeRange playbackRanges = m_mediaPlayerControl->availablePlaybackRanges();
foreach (const QMediaTimeInterval interval, playbackRanges.intervals()) {
float rangeMin = static_cast<float>(interval.start()) / 1000.0f;
float rangeMax = static_cast<float>(interval.end()) / 1000.0f;
buffered->add(rangeMin, rangeMax);
}
return buffered.release();
}
float MediaPlayerPrivate::maxTimeSeekable() const
{
if (!m_mediaPlayerControl)
return 0;
return static_cast<float>(m_mediaPlayerControl->availablePlaybackRanges().latestTime()) / 1000.0f;
}
unsigned MediaPlayerPrivate::bytesLoaded() const
{
unsigned percentage = m_mediaPlayer->bufferStatus();
if (percentage == 100) {
if (m_networkState != MediaPlayer::Idle) {
m_networkState = MediaPlayer::Idle;
m_player->networkStateChanged();
}
if (m_readyState != MediaPlayer::HaveEnoughData) {
m_readyState = MediaPlayer::HaveEnoughData;
m_player->readyStateChanged();
}
}
QLatin1String bytesLoadedKey("bytes-loaded");
if (m_mediaPlayer->availableExtendedMetaData().contains(bytesLoadedKey))
return m_mediaPlayer->extendedMetaData(bytesLoadedKey).toInt();
return percentage;
}
unsigned MediaPlayerPrivate::totalBytes() const
{
if (m_mediaPlayer->availableMetaData().contains(QtMediaServices::Size))
return m_mediaPlayer->metaData(QtMediaServices::Size).toInt();
return 100;
}
void MediaPlayerPrivate::setRate(float rate)
{
m_mediaPlayer->setPlaybackRate(rate);
}
void MediaPlayerPrivate::setVolume(float volume)
{
m_mediaPlayer->setVolume(static_cast<int>(volume * 100.0));
}
bool MediaPlayerPrivate::supportsMuting() const
{
return true;
}
void MediaPlayerPrivate::setMuted(bool muted)
{
m_mediaPlayer->setMuted(muted);
}
MediaPlayer::NetworkState MediaPlayerPrivate::networkState() const
{
return m_networkState;
}
MediaPlayer::ReadyState MediaPlayerPrivate::readyState() const
{
return m_readyState;
}
void MediaPlayerPrivate::setVisible(bool visible)
{
m_isVisible = visible;
}
void MediaPlayerPrivate::mediaStatusChanged(QMediaPlayer::MediaStatus)
{
updateStates();
}
void MediaPlayerPrivate::handleError(QMediaPlayer::Error)
{
updateStates();
}
void MediaPlayerPrivate::stateChanged(QMediaPlayer::State state)
{
if (state != QMediaPlayer::PlayingState && m_isSeeking && m_queuedSeek >= 0) {
m_mediaPlayer->setPosition(m_queuedSeek);
m_queuedSeek = -1;
}
}
void MediaPlayerPrivate::nativeSizeChanged(const QSizeF&)
{
m_player->sizeChanged();
}
void MediaPlayerPrivate::queuedSeekTimeout()
{
if (m_isSeeking && m_queuedSeek >= 0) {
m_mediaPlayer->setPosition(m_queuedSeek);
m_queuedSeek = -1;
QTimer::singleShot(10000, this, SLOT(seekTimeout()));
}
}
void MediaPlayerPrivate::seekTimeout()
{
if (m_isSeeking) {
m_player->timeChanged();
m_isSeeking = false;
}
}
void MediaPlayerPrivate::positionChanged(qint64)
{
if (m_isSeeking && m_queuedSeek == -1) {
m_player->timeChanged();
m_isSeeking = false;
}
}
void MediaPlayerPrivate::durationChanged(qint64)
{
m_player->durationChanged();
}
void MediaPlayerPrivate::volumeChanged(int volume)
{
m_player->volumeChanged(static_cast<float>(volume) / 100.0);
}
void MediaPlayerPrivate::mutedChanged(bool muted)
{
m_player->muteChanged(muted);
}
void MediaPlayerPrivate::updateStates()
{
MediaPlayer::NetworkState oldNetworkState = m_networkState;
MediaPlayer::ReadyState oldReadyState = m_readyState;
QMediaPlayer::MediaStatus currentStatus = m_mediaPlayer->mediaStatus();
QMediaPlayer::Error currentError = m_mediaPlayer->error();
if (currentError != QMediaPlayer::NoError) {
m_readyState = MediaPlayer::HaveNothing;
if (currentError == QMediaPlayer::FormatError)
m_networkState = MediaPlayer::FormatError;
else
m_networkState = MediaPlayer::NetworkError;
} else if (currentStatus == QMediaPlayer::UnknownMediaStatus
|| currentStatus == QMediaPlayer::NoMedia) {
m_networkState = MediaPlayer::Idle;
m_readyState = MediaPlayer::HaveNothing;
} else if (currentStatus == QMediaPlayer::LoadingMedia) {
m_networkState = MediaPlayer::Loading;
m_readyState = MediaPlayer::HaveNothing;
} else if (currentStatus == QMediaPlayer::LoadedMedia) {
m_networkState = MediaPlayer::Loading;
m_readyState = MediaPlayer::HaveMetadata;
} else if (currentStatus == QMediaPlayer::BufferingMedia) {
m_networkState = MediaPlayer::Loading;
m_readyState = MediaPlayer::HaveFutureData;
} else if (currentStatus == QMediaPlayer::StalledMedia) {
m_networkState = MediaPlayer::Loading;
m_readyState = MediaPlayer::HaveCurrentData;
} else if (currentStatus == QMediaPlayer::BufferedMedia
|| currentStatus == QMediaPlayer::EndOfMedia) {
m_networkState = MediaPlayer::Idle;
m_readyState = MediaPlayer::HaveEnoughData;
} else if (currentStatus == QMediaPlayer::InvalidMedia) {
m_networkState = MediaPlayer::NetworkError;
m_readyState = MediaPlayer::HaveNothing;
}
if (m_readyState != oldReadyState)
m_player->readyStateChanged();
if (m_networkState != oldNetworkState)
m_player->networkStateChanged();
}
void MediaPlayerPrivate::setSize(const IntSize& size)
{
if (size == m_currentSize)
return;
m_currentSize = size;
m_videoItem->setSize(QSizeF(QSize(size)));
}
IntSize MediaPlayerPrivate::naturalSize() const
{
if (!hasVideo() || m_readyState < MediaPlayer::HaveMetadata)
return IntSize();
return IntSize(m_videoItem->nativeSize().toSize());
}
void MediaPlayerPrivate::paint(GraphicsContext* context, const IntRect& rect)
{
#if USE(ACCELERATED_COMPOSITING)
if (m_composited)
return;
#endif
if (context->paintingDisabled())
return;
if (!m_isVisible)
return;
QPainter* painter = context->platformContext();
m_videoScene->render(painter, QRectF(QRect(rect)), m_videoItem->sceneBoundingRect());
}
void MediaPlayerPrivate::repaint()
{
m_player->repaint();
}
#if USE(ACCELERATED_COMPOSITING)
void MediaPlayerPrivate::acceleratedRenderingStateChanged()
{
bool composited = m_player->mediaPlayerClient()->mediaPlayerRenderingCanBeAccelerated(m_player);
if (composited == m_composited)
return;
m_composited = composited;
if (composited)
m_videoScene->removeItem(m_videoItem);
else
m_videoScene->addItem(m_videoItem);
}
PlatformLayer* MediaPlayerPrivate::platformLayer() const
{
return m_composited ? m_videoItem : 0;
}
#endif
}
#include "moc_MediaPlayerPrivateQt.cpp"