#include <qxml.h>
#include <QImage>
#include <QApplication>
-
-void MyThread::init(KUrl url, QString target, double frame, double frameLength, int frequency, int channels, int arrayWidth)
-{
- stop_me = false;
- m_isWorking = false;
- f.setFileName(target);
- m_url = url;
- m_frame = frame;
- m_frameLength = frameLength;
- m_frequency = frequency;
- m_channels = channels;
- m_arrayWidth = arrayWidth;
-}
-
-bool MyThread::isWorking()
-{
- return m_isWorking;
-}
-
-void MyThread::run()
-{
- if (!f.open(QIODevice::WriteOnly)) {
- kDebug() << "++++++++ ERROR WRITING TO FILE: " << f.fileName() << endl;
- kDebug() << "++++++++ DISABLING AUDIO THUMBS" << endl;
- KdenliveSettings::setAudiothumbnails(false);
- return;
- }
- m_isWorking = true;
- Mlt::Profile prof((char*) KdenliveSettings::current_profile().toUtf8().data());
- Mlt::Producer m_producer(prof, m_url.path().toUtf8().data());
-
-
- if (KdenliveSettings::normaliseaudiothumbs()) {
- Mlt::Filter m_convert(prof, "volume");
- m_convert.set("gain", "normalise");
- m_producer.attach(m_convert);
- }
-
- int last_val = 0;
- int val = 0;
- kDebug() << "for " << m_frame << " " << m_frameLength << " " << m_producer.is_valid();
- for (int z = (int) m_frame;z < (int)(m_frame + m_frameLength) && m_producer.is_valid();z++) {
- if (stop_me) break;
- val = (int)((z - m_frame) / (m_frame + m_frameLength) * 100.0);
- if (last_val != val && val > 1) {
- emit audioThumbProgress(val);
- last_val = val;
- }
- m_producer.seek(z);
- Mlt::Frame *mlt_frame = m_producer.get_frame();
- if (mlt_frame && mlt_frame->is_valid()) {
- double m_framesPerSecond = mlt_producer_get_fps(m_producer.get_producer()); //mlt_frame->get_double( "fps" );
- int m_samples = mlt_sample_calculator(m_framesPerSecond, m_frequency, mlt_frame_get_position(mlt_frame->get_frame()));
- mlt_audio_format m_audioFormat = mlt_audio_pcm;
-
- qint16* m_pcm = mlt_frame->get_audio(m_audioFormat, m_frequency, m_channels, m_samples);
-
- for (int c = 0;c < m_channels;c++) {
- QByteArray m_array;
- m_array.resize(m_arrayWidth);
- for (int i = 0; i < m_array.size(); i++) {
- m_array[i] = ((*(m_pcm + c + i * m_samples / m_array.size())) >> 9) + 127 / 2 ;
- }
- f.write(m_array);
-
- }
- } else {
- f.write(QByteArray(m_arrayWidth, '\x00'));
- }
- delete mlt_frame;
- }
- //kDebug() << "done";
- f.close();
- m_isWorking = false;
- if (stop_me) {
- f.remove();
- } else emit audioThumbOver();
-}
-
-KThumb::KThumb(ClipManager *clipManager, KUrl url, const QString &id, const QString &hash, QObject * parent, const char */*name*/) :
- QObject(parent),
- m_audioThumbProducer(),
- m_url(url),
- m_thumbFile(),
- m_dar(1),
- m_producer(NULL),
- m_clipManager(clipManager),
- m_id(id)
+#include <QtConcurrentRun>
+#include <QVarLengthArray>
+#include <QPainter>
+#include <QGLWidget>
+
+KThumb::KThumb(ClipManager *clipManager, const KUrl &url, const QString &id, const QString &hash, QObject * parent) :
+ QObject(parent),
+ m_url(url),
+ m_thumbFile(),
+ m_dar(1),
+ m_ratio(1),
+ m_producer(NULL),
+ m_clipManager(clipManager),
+ m_id(id)
{
m_thumbFile = clipManager->projectFolder() + "/thumbs/" + hash + ".thumb";
- connect(&m_audioThumbProducer, SIGNAL(audioThumbProgress(const int)), this, SLOT(slotAudioThumbProgress(const int)));
- connect(&m_audioThumbProducer, SIGNAL(audioThumbOver()), this, SLOT(slotAudioThumbOver()));
-
}
KThumb::~KThumb()
{
- if (m_audioThumbProducer.isRunning()) {
- m_audioThumbProducer.stop_me = true;
- m_audioThumbProducer.wait();
- slotAudioThumbOver();
- }
+ if (m_producer) m_clipManager->stopThumbs(m_id);
+ m_producer = NULL;
+ m_intraFramesQueue.clear();
+ m_intra.waitForFinished();
}
void KThumb::setProducer(Mlt::Producer *producer)
{
+ if (m_producer) m_clipManager->stopThumbs(m_id);
+ m_intraFramesQueue.clear();
+ m_intra.waitForFinished();
+ QMutexLocker lock(&m_mutex);
m_producer = producer;
// FIXME: the profile() call leaks an object, but trying to free
// it leads to a double-free in Profile::~Profile()
- m_dar = producer->profile()->dar();
+ if (producer) {
+ Mlt::Profile *profile = producer->profile();
+ m_dar = profile->dar();
+ m_ratio = (double) profile->width() / profile->height();
+ }
}
void KThumb::clearProducer()
{
- m_producer = NULL;
+ if (m_producer) setProducer(NULL);
}
bool KThumb::hasProducer() const
m_thumbFile = m_clipManager->projectFolder() + "/thumbs/" + hash + ".thumb";
}
-void KThumb::updateClipUrl(KUrl url, const QString &hash)
+void KThumb::updateClipUrl(const KUrl &url, const QString &hash)
{
m_url = url;
- if (m_producer) {
- char *tmp = Render::decodedString(url.path());
- m_producer->set("resource", tmp);
- delete[] tmp;
- }
m_thumbFile = m_clipManager->projectFolder() + "/thumbs/" + hash + ".thumb";
}
//static
-QPixmap KThumb::getImage(KUrl url, int width, int height)
+QPixmap KThumb::getImage(const KUrl& url, int width, int height)
{
if (url.isEmpty()) return QPixmap();
return getImage(url, 0, width, height);
}
-void KThumb::extractImage(int frame, int frame2)
+void KThumb::extractImage(const QList<int> &frames)
{
- kDebug() << "//extract thumb: " << frame << ", " << frame2;
- if (m_url.isEmpty() || !KdenliveSettings::videothumbnails() || m_producer == NULL) return;
+ if (!KdenliveSettings::videothumbnails() || m_producer == NULL) return;
+ m_clipManager->slotRequestThumbs(m_id, frames);
+}
- const int twidth = (int)(KdenliveSettings::trackheight() * m_dar);
- const int theight = KdenliveSettings::trackheight();
- if (m_producer->is_blank()) {
- QPixmap pix(twidth, theight);
- pix.fill(Qt::black);
- if (frame != -1) emit thumbReady(frame, pix);
- if (frame2 != -1) emit thumbReady(frame2, pix);
- return;
- }
- Mlt::Frame *mltFrame;
- mlt_image_format format = mlt_image_yuv422;
- if (frame != -1) {
- //videoThumbProducer.getThumb(frame);
- m_producer->seek(frame);
- mltFrame = m_producer->get_frame();
- if (frame2 != -1) m_producer->seek(frame2);
- if (!mltFrame) {
- kDebug() << "///// BROKEN FRAME";
- QPixmap p(twidth, theight);
- p.fill(Qt::red);
- emit thumbReady(frame, p);
- return;
- } else {
- int frame_width = 0;
- int frame_height = 0;
- mltFrame->set("normalised_height", theight);
- mltFrame->set("normalised_width", twidth);
- QPixmap pix(twidth, theight);
- uint8_t *data = mltFrame->get_image(format, frame_width, frame_height, 0);
- uint8_t *new_image = (uint8_t *)mlt_pool_alloc(frame_width * (frame_height + 1) * 4);
- mlt_convert_yuv422_to_rgb24a((uint8_t *)data, new_image, frame_width * frame_height);
-
- QImage image((uchar *)new_image, frame_width, frame_height, QImage::Format_ARGB32);
-
- if (!image.isNull()) {
- pix = QPixmap::fromImage(image.rgbSwapped());
- } else
- pix.fill(Qt::red);
-
- mlt_pool_release(new_image);
- delete mltFrame;
- emit thumbReady(frame, pix);
- }
- } else if (frame2 != -1) m_producer->seek(frame2);
- if (frame2 != -1) {
- mltFrame = m_producer->get_frame();
- if (!mltFrame) {
- kDebug() << "///// BROKEN FRAME";
- QPixmap p(twidth, theight);
- p.fill(Qt::red);
- emit thumbReady(frame2, p);
- return;
- } else {
- int frame_width = 0;
- int frame_height = 0;
- mltFrame->set("normalised_height", theight);
- mltFrame->set("normalised_width", twidth);
- QPixmap pix(twidth, theight);
- uint8_t *data = mltFrame->get_image(format, frame_width, frame_height, 0);
- uint8_t *new_image = (uint8_t *)mlt_pool_alloc(frame_width * (frame_height + 1) * 4);
- mlt_convert_yuv422_to_rgb24a((uint8_t *)data, new_image, frame_width * frame_height);
-
- QImage image((uchar *)new_image, frame_width, frame_height, QImage::Format_ARGB32);
-
- if (!image.isNull()) {
- pix = QPixmap::fromImage(image.rgbSwapped());
- } else
- pix.fill(Qt::red);
-
- mlt_pool_release(new_image);
- delete mltFrame;
- emit thumbReady(frame2, pix);
- }
- }
+void KThumb::getThumb(int frame)
+{
+ const int theight = Kdenlive::DefaultThumbHeight;
+ const int swidth = (int)(theight * m_ratio + 0.5);
+ const int dwidth = (int)(theight * m_dar + 0.5);
+ QImage img = getProducerFrame(frame, swidth, dwidth, theight);
+ emit thumbReady(frame, img);
}
-QPixmap KThumb::extractImage(int frame, int width, int height)
+void KThumb::getGenericThumb(int frame, int height, int type)
{
- return getFrame(m_producer, frame, width, height);
+ const int swidth = (int)(height * m_ratio + 0.5);
+ const int dwidth = (int)(height * m_dar + 0.5);
+ QImage img = getProducerFrame(frame, swidth, dwidth, height);
+ m_clipManager->projectTreeThumbReady(m_id, frame, img, type);
+}
+
+QImage KThumb::extractImage(int frame, int width, int height)
+{
+ if (m_producer == NULL) {
+ QImage img(width, height, QImage::Format_ARGB32_Premultiplied);
+ img.fill(QColor(Qt::black).rgb());
+ return img;
+ }
+ return getProducerFrame(frame, (int) (height * m_ratio + 0.5), width, height);
}
//static
-QPixmap KThumb::getImage(KUrl url, int frame, int width, int height)
+QPixmap KThumb::getImage(const KUrl& url, int frame, int width, int height)
{
- char *tmp = Render::decodedString(KdenliveSettings::current_profile());
- Mlt::Profile profile(tmp);
- delete[] tmp;
+ Mlt::Profile profile(KdenliveSettings::current_profile().toUtf8().constData());
QPixmap pix(width, height);
if (url.isEmpty()) return pix;
-
- tmp = Render::decodedString(url.path());
- //"<mlt><playlist><producer resource=\"" + url.path() + "\" /></playlist></mlt>");
- //Mlt::Producer producer(profile, "xml-string", tmp);
- Mlt::Producer *producer = new Mlt::Producer(profile, tmp);
- delete[] tmp;
-
- if (producer->is_blank()) {
- pix.fill(Qt::black);
- delete producer;
- return pix;
- }
- pix = getFrame(producer, frame, width, height);
+ Mlt::Producer *producer = new Mlt::Producer(profile, url.path().toUtf8().constData());
+ double swidth = (double) profile.width() / profile.height();
+ pix = QPixmap::fromImage(getFrame(producer, frame, (int) (height * swidth + 0.5), width, height));
delete producer;
return pix;
}
-//static
-/*
-QPixmap KThumb::getImage(QDomElement xml, int frame, int width, int height) {
- Mlt::Profile profile((char*) KdenliveSettings::current_profile().data());
- QPixmap pix(width, height);
- QDomDocument doc;
- QDomElement mlt = doc.createElement("mlt");
- QDomElement play = doc.createElement("playlist");
- doc.appendChild(mlt);
- mlt.appendChild(play);
- play.appendChild(doc.importNode(xml, true));
- char *tmp = Render::decodedString(doc.toString());
- Mlt::Producer producer(profile, "xml-string", tmp);
- delete[] tmp;
-
- if (producer.is_blank()) {
- pix.fill(Qt::black);
- return pix;
+
+QImage KThumb::getProducerFrame(int framepos, int frameWidth, int displayWidth, int height)
+{
+ if (m_producer == NULL || !m_producer->is_valid()) {
+ QImage p(displayWidth, height, QImage::Format_ARGB32_Premultiplied);
+ p.fill(QColor(Qt::red).rgb());
+ return p;
}
- return getFrame(producer, frame, width, height);
-}*/
+ if (m_producer->is_blank()) {
+ QImage p(displayWidth, height, QImage::Format_ARGB32_Premultiplied);
+ p.fill(QColor(Qt::black).rgb());
+ return p;
+ }
+ QMutexLocker lock(&m_mutex);
+ m_producer->seek(framepos);
+ Mlt::Frame *frame = m_producer->get_frame();
+ /*frame->set("rescale.interp", "nearest");
+ frame->set("deinterlace_method", "onefield");
+ frame->set("top_field_first", -1 );*/
+ QImage p = getFrame(frame, frameWidth, displayWidth, height);
+ delete frame;
+ return p;
+}
//static
-QPixmap KThumb::getFrame(Mlt::Producer *producer, int framepos, int width, int height)
+QImage KThumb::getFrame(Mlt::Producer *producer, int framepos, int frameWidth, int displayWidth, int height)
{
- if (producer == NULL) {
- QPixmap p(width, height);
- p.fill(Qt::red);
+ if (producer == NULL || !producer->is_valid()) {
+ QImage p(displayWidth, height, QImage::Format_ARGB32_Premultiplied);
+ p.fill(QColor(Qt::red).rgb());
return p;
}
-
- producer->seek(framepos);
- Mlt::Frame *frame = producer->get_frame();
- if (!frame) {
- kDebug() << "///// BROKEN FRAME";
- QPixmap p(width, height);
- p.fill(Qt::red);
+ if (producer->is_blank()) {
+ QImage p(displayWidth, height, QImage::Format_ARGB32_Premultiplied);
+ p.fill(QColor(Qt::black).rgb());
return p;
}
- mlt_image_format format = mlt_image_yuv422;
- int frame_width = 0;
- int frame_height = 0;
- frame->set("normalised_height", height);
- frame->set("normalised_width", width);
- QPixmap pix(width, height);
- uint8_t *data = frame->get_image(format, frame_width, frame_height, 0);
- uint8_t *new_image = (uint8_t *)mlt_pool_alloc(frame_width * (frame_height + 1) * 4);
- mlt_convert_yuv422_to_rgb24a((uint8_t *)data, new_image, frame_width * frame_height);
+ producer->seek(framepos);
+ Mlt::Frame *frame = producer->get_frame();
+ frame->set("rescale.interp", "nearest");
+ frame->set("deinterlace_method", "onefield");
+ frame->set("top_field_first", -1 );
+ const QImage p = getFrame(frame, frameWidth, displayWidth, height);
+ delete frame;
+ return p;
+}
- QImage image((uchar *)new_image, frame_width, frame_height, QImage::Format_ARGB32);
+//static
+QImage KThumb::getFrame(Mlt::Frame *frame, int frameWidth, int displayWidth, int height)
+{
+ QImage p(displayWidth, height, QImage::Format_ARGB32_Premultiplied);
+ if (frame == NULL || !frame->is_valid()) {
+ p.fill(QColor(Qt::red).rgb());
+ return p;
+ }
+
+ int ow = frameWidth;
+ int oh = height;
+ mlt_image_format format = mlt_image_rgb24a;
+ //frame->set("progressive", "1");
+ if (ow % 2 == 1) ow++;
+ QImage image(ow, oh, QImage::Format_ARGB32_Premultiplied);
+ const uchar* imagedata = frame->get_image(format, ow, oh);
+ if (imagedata == NULL) {
+ p.fill(QColor(Qt::red).rgb());
+ return p;
+ }
+ memcpy(image.bits(), imagedata, ow * oh * 4);//.byteCount());
+
+ //const uchar* imagedata = frame->get_image(format, ow, oh);
+ //QImage image(imagedata, ow, oh, QImage::Format_ARGB32_Premultiplied);
+
if (!image.isNull()) {
- pix = QPixmap::fromImage(image.rgbSwapped());
+ if (ow > (2 * displayWidth)) {
+ // there was a scaling problem, do it manually
+ image = image.scaled(displayWidth, height).rgbSwapped();
+ } else {
+ image = image.scaled(displayWidth, height, Qt::IgnoreAspectRatio).rgbSwapped();
+ }
+#if QT_VERSION >= 0x040800
+ p.fill(QColor(100, 100, 100, 70));
+ QPainter painter(&p);
+#else
+ p.fill(Qt::transparent);
+ QPainter painter(&p);
+ painter.fillRect(p.rect(), QColor(100, 100, 100, 70));
+#endif
+ painter.drawImage(p.rect(), image);
+ painter.end();
} else
- pix.fill(Qt::red);
+ p.fill(QColor(Qt::red).rgb());
+ return p;
+}
- mlt_pool_release(new_image);
- delete frame;
- return pix;
+//static
+uint KThumb::imageVariance(const QImage &image )
+{
+ uint delta = 0;
+ uint avg = 0;
+ uint bytes = image.numBytes();
+ uint STEPS = bytes/2;
+ QVarLengthArray<uchar> pivot(STEPS);
+ const uchar *bits=image.bits();
+ // First pass: get pivots and taking average
+ for( uint i=0; i<STEPS ; ++i ){
+ pivot[i] = bits[2 * i];
+#if QT_VERSION >= 0x040700
+ avg+=pivot.at(i);
+#else
+ avg+=pivot[i];
+#endif
+ }
+ if (STEPS)
+ avg=avg/STEPS;
+ // Second Step: calculate delta (average?)
+ for (uint i=0; i<STEPS; ++i)
+ {
+#if QT_VERSION >= 0x040700
+ int curdelta=abs(int(avg - pivot.at(i)));
+#else
+ int curdelta=abs(int(avg - pivot[i]));
+#endif
+ delta+=curdelta;
+ }
+ if (STEPS)
+ return delta/STEPS;
+ else
+ return 0;
}
+
/*
void KThumb::getImage(KUrl url, int frame, int width, int height)
{
if (url.isEmpty()) return;
QPixmap image(width, height);
- char *tmp = KRender::decodedString(url.path());
- Mlt::Producer m_producer(tmp);
- delete tmp;
+ Mlt::Producer m_producer(url.path().toUtf8().constData());
image.fill(Qt::black);
if (m_producer.is_blank()) {
{
if (url.isEmpty()) return;
QPixmap image(width, height);
- char *tmp = KRender::decodedString(url.path());
- Mlt::Producer m_producer(tmp);
- delete tmp;
- image.fill(Qt::black);
+ Mlt::Producer m_producer(url.path().toUtf8().constData());
+ image.fill(QColor(Qt::black).rgb());
if (m_producer.is_blank()) {
emit thumbReady(startframe, image);
emit thumbReady(endframe, image);
}
*/
-void KThumb::stopAudioThumbs()
-{
- if (m_audioThumbProducer.isRunning()) {
- m_audioThumbProducer.stop_me = true;
- slotAudioThumbOver();
- }
-}
-void KThumb::removeAudioThumb()
+void KThumb::slotCreateAudioThumbs()
{
- if (m_thumbFile.isEmpty()) return;
- stopAudioThumbs();
- QFile f(m_thumbFile);
- f.remove();
+ m_clipManager->askForAudioThumb(m_id);
}
-void KThumb::getAudioThumbs(int channel, double frame, double frameLength, int arrayWidth)
+#if KDE_IS_VERSION(4,5,0)
+void KThumb::queryIntraThumbs(const QList <int> &missingFrames)
{
- if (channel == 0) {
- slotAudioThumbOver();
- return;
+ foreach (int i, missingFrames) {
+ if (!m_intraFramesQueue.contains(i)) m_intraFramesQueue.append(i);
}
- if ((m_audioThumbProducer.isRunning() && m_audioThumbProducer.isWorking())) {
- return;
- }
-
- QMap <int, QMap <int, QByteArray> > storeIn;
- //FIXME: Hardcoded!!!
- int m_frequency = 48000;
- int m_channels = channel;
-
- QFile f(m_thumbFile);
- if (f.open(QIODevice::ReadOnly)) {
- QByteArray channelarray = f.readAll();
- f.close();
- if (channelarray.size() != arrayWidth*(frame + frameLength)*m_channels) {
- kDebug() << "--- BROKEN THUMB FOR: " << m_url.fileName() << " ---------------------- " << endl;
- f.remove();
- slotAudioThumbOver();
- return;
- }
- kDebug() << "reading audio thumbs from file";
- for (int z = (int) frame;z < (int)(frame + frameLength);z++) {
- for (int c = 0;c < m_channels;c++) {
- QByteArray m_array(arrayWidth, '\x00');
- for (int i = 0; i < arrayWidth; i++)
- m_array[i] = channelarray[z*arrayWidth*m_channels + c*arrayWidth + i];
- storeIn[z][c] = m_array;
- }
- }
- emit audioThumbReady(storeIn);
- slotAudioThumbOver();
- } else {
- if (m_audioThumbProducer.isRunning()) return;
- m_audioThumbProducer.init(m_url, m_thumbFile, frame, frameLength, m_frequency, m_channels, arrayWidth);
- m_audioThumbProducer.start(QThread::LowestPriority);
- kDebug() << "STARTING GENERATE THMB FOR: " << m_url << " ................................";
+ qSort(m_intraFramesQueue);
+ if (!m_intra.isRunning()) {
+ m_intra = QtConcurrent::run(this, &KThumb::slotGetIntraThumbs);
}
}
-void KThumb::slotAudioThumbProgress(const int progress)
+void KThumb::slotGetIntraThumbs()
{
- m_clipManager->setThumbsProgress(i18n("Creating thumbnail for %1", m_url.fileName()), progress);
-}
+ // We are in a new thread, so we need a new OpenGL context for the remainder of the function.
+ QGLWidget ctx(0, m_clipManager->getMainContext());
+ ctx.makeCurrent();
-void KThumb::slotAudioThumbOver()
-{
- m_clipManager->setThumbsProgress(i18n("Creating thumbnail for %1", m_url.fileName()), -1);
- m_clipManager->endAudioThumbsGeneration(m_id);
+ const int theight = KdenliveSettings::trackheight();
+ const int frameWidth = (int)(theight * m_ratio + 0.5);
+ const int displayWidth = (int)(theight * m_dar + 0.5);
+ QString path = m_url.path() + '_';
+ bool addedThumbs = false;
+
+ while (!m_intraFramesQueue.isEmpty()) {
+ int pos = m_intraFramesQueue.takeFirst();
+ if (!m_clipManager->pixmapCache->contains(path + QString::number(pos))) {
+ if (m_clipManager->pixmapCache->insertImage(path + QString::number(pos), getProducerFrame(pos, frameWidth, displayWidth, theight))) {
+ addedThumbs = true;
+ }
+ else kDebug()<<"// INSERT FAILD FOR: "<<pos;
+ }
+ m_intraFramesQueue.removeAll(pos);
+ }
+ if (addedThumbs) emit thumbsCached();
}
-void KThumb::askForAudioThumbs(const QString &id)
+QImage KThumb::findCachedThumb(const QString &path)
{
- m_clipManager->askForAudioThumb(id);
+ QImage img;
+ m_clipManager->pixmapCache->findImage(path, &img);
+ return img;
}
-
+#endif
#include "kthumb.moc"
projects / kdenlive / blobdiff