1 /***************************************************************************
2 krender.cpp - description
4 begin : Fri Nov 22 2002
5 copyright : (C) 2002 by Jason Wood
6 email : jasonwood@blueyonder.co.uk
7 copyright : (C) 2005 Lcio Fl�io Corr�
8 email : lucio.correa@gmail.com
9 copyright : (C) Marco Gittler
10 email : g.marco@freenet.de
12 ***************************************************************************/
14 /***************************************************************************
16 * This program is free software; you can redistribute it and/or modify *
17 * it under the terms of the GNU General Public License as published by *
18 * the Free Software Foundation; either version 2 of the License, or *
19 * (at your option) any later version. *
21 ***************************************************************************/
25 #include <QApplication>
26 #include <QCryptographicHash>
28 #include <kio/netaccess.h>
31 #include <kdenlivesettings.h>
32 #include <kfileitem.h>
33 #include <kmessagebox.h>
34 #include <KStandardDirs>
36 #include <mlt++/Mlt.h>
38 #include "clipmanager.h"
41 #include "kdenlivesettings.h"
44 void MyThread::init(QObject *parent, KUrl url, QString target, double frame, double frameLength, int frequency, int channels, int arrayWidth) {
48 f.setFileName(target);
51 m_frameLength = frameLength;
52 m_frequency = frequency;
53 m_channels = channels;
54 m_arrayWidth = arrayWidth;
57 bool MyThread::isWorking() {
61 void MyThread::run() {
63 if (!f.open(QIODevice::WriteOnly)) {
64 kDebug() << "++++++++ ERROR WRITING TO FILE: " << f.fileName() << endl;
65 kDebug() << "++++++++ DISABLING AUDIO THUMBS" << endl;
66 KdenliveSettings::setAudiothumbnails(false);
70 Mlt::Profile prof((char*) KdenliveSettings::current_profile().toUtf8().data());
71 Mlt::Producer m_producer(prof, m_url.path().toUtf8().data());
74 if (KdenliveSettings::normaliseaudiothumbs()) {
75 Mlt::Filter m_convert(prof, "volume");
76 m_convert.set("gain", "normalise");
77 m_producer.attach(m_convert);
80 //QApplication::postEvent(m_parent, new ProgressEvent(-1, (QEvent::Type)10005));
84 kDebug() << "for " << m_frame << " " << m_frameLength << " " << m_producer.is_valid();
85 for (int z = (int) m_frame;z < (int)(m_frame + m_frameLength) && m_producer.is_valid();z++) {
87 val = (int)((z - m_frame) / (m_frame + m_frameLength) * 100.0);
88 if (last_val != val & val > 1) {
89 emit audioThumbProgress(val);
90 //QApplication::postEvent(m_parent, new ProgressEvent(val, (QEvent::Type)10005));
95 Mlt::Frame *mlt_frame = m_producer.get_frame();
96 if (mlt_frame && mlt_frame->is_valid()) {
97 double m_framesPerSecond = mlt_producer_get_fps(m_producer.get_producer()); //mlt_frame->get_double( "fps" );
98 int m_samples = mlt_sample_calculator(m_framesPerSecond, m_frequency, mlt_frame_get_position(mlt_frame->get_frame()));
99 mlt_audio_format m_audioFormat = mlt_audio_pcm;
101 int16_t* m_pcm = mlt_frame->get_audio(m_audioFormat, m_frequency, m_channels, m_samples);
103 for (int c = 0;c < m_channels;c++) {
105 m_array.resize(m_arrayWidth);
106 for (uint i = 0; i < m_array.size(); i++) {
107 m_array[i] = ((*(m_pcm + c + i * m_samples / m_array.size())) >> 9) + 127 / 2 ;
113 f.write(QByteArray(m_arrayWidth, '\x00'));
124 emit audioThumbOver();
125 //QApplication::postEvent(m_parent, new ProgressEvent(-1, (QEvent::Type)10005));
129 KThumb::KThumb(ClipManager *clipManager, KUrl url, const QString &id, QObject * parent, const char *name): QObject(parent), m_clipManager(clipManager), m_url(url), m_id(id), m_producer(NULL), m_dar(1), m_mainFrame(-1) {
130 QCryptographicHash context(QCryptographicHash::Sha1);
131 context.addData((KFileItem(m_url, "text/plain", S_IFREG).timeString() + m_url.fileName()).toAscii().data());
132 m_thumbFile = KGlobal::dirs()->saveLocation("tmp" , "kdenlive") + context.result().toHex() + ".thumb";
133 //kDebug() << "thumbfile=" << m_thumbFile;
134 connect(&audioThumbProducer, SIGNAL(audioThumbProgress(const int)), this, SLOT(slotAudioThumbProgress(const int)));
135 connect(&audioThumbProducer, SIGNAL(audioThumbOver()), this, SLOT(slotAudioThumbOver()));
140 if (audioThumbProducer.isRunning()) audioThumbProducer.exit();
143 void KThumb::setProducer(Mlt::Producer *producer) {
144 m_producer = producer;
145 m_dar = producer->profile()->dar();
148 bool KThumb::hasProducer() const {
149 return m_producer != NULL;
152 void KThumb::updateClipUrl(KUrl url) {
155 char *tmp = Render::decodedString(url.path());
156 m_producer->set("resource", tmp);
162 QPixmap KThumb::getImage(KUrl url, int width, int height) {
163 if (url.isEmpty()) return QPixmap();
164 return getImage(url, 0, width, height);
167 void KThumb::extractImage(int frame, int frame2) {
168 if (m_url.isEmpty() || !KdenliveSettings::videothumbnails() || m_producer == NULL) return;
170 const int twidth = (int)(KdenliveSettings::trackheight() * m_dar);
171 const int theight = KdenliveSettings::trackheight();
173 mlt_image_format format = mlt_image_yuv422;
174 if (m_producer->is_blank()) {
175 QPixmap pix(twidth, theight);
177 emit thumbReady(frame, pix);
180 Mlt::Frame *mltFrame;
182 //videoThumbProducer.getThumb(frame);
183 m_producer->seek(frame);
184 mltFrame = m_producer->get_frame();
185 if (frame2 != -1) m_producer->seek(frame2);
187 kDebug() << "///// BROKEN FRAME";
188 QPixmap p(twidth, theight);
190 emit thumbReady(frame, p);
194 int frame_height = 0;
195 mltFrame->set("normalised_height", theight);
196 mltFrame->set("normalised_width", twidth);
197 QPixmap pix(twidth, theight);
198 uint8_t *data = mltFrame->get_image(format, frame_width, frame_height, 0);
199 uint8_t *new_image = (uint8_t *)mlt_pool_alloc(frame_width * (frame_height + 1) * 4);
200 mlt_convert_yuv422_to_rgb24a((uint8_t *)data, new_image, frame_width * frame_height);
202 QImage image((uchar *)new_image, frame_width, frame_height, QImage::Format_ARGB32);
204 if (!image.isNull()) {
205 pix = QPixmap::fromImage(image.rgbSwapped());
209 mlt_pool_release(new_image);
211 emit thumbReady(frame, pix);
213 } else if (frame2 != -1) m_producer->seek(frame2);
215 mltFrame = m_producer->get_frame();
217 kDebug() << "///// BROKEN FRAME";
218 QPixmap p(twidth, theight);
220 emit thumbReady(frame, p);
224 int frame_height = 0;
225 mltFrame->set("normalised_height", theight);
226 mltFrame->set("normalised_width", twidth);
227 QPixmap pix(twidth, theight);
228 uint8_t *data = mltFrame->get_image(format, frame_width, frame_height, 0);
229 uint8_t *new_image = (uint8_t *)mlt_pool_alloc(frame_width * (frame_height + 1) * 4);
230 mlt_convert_yuv422_to_rgb24a((uint8_t *)data, new_image, frame_width * frame_height);
232 QImage image((uchar *)new_image, frame_width, frame_height, QImage::Format_ARGB32);
234 if (!image.isNull()) {
235 pix = QPixmap::fromImage(image.rgbSwapped());
239 mlt_pool_release(new_image);
241 emit thumbReady(frame2, pix);
246 QPixmap KThumb::extractImage(int frame, int width, int height) {
247 return getFrame(m_producer, frame, width, height);
251 QPixmap KThumb::getImage(KUrl url, int frame, int width, int height) {
252 Mlt::Profile profile((char*) KdenliveSettings::current_profile().data());
253 QPixmap pix(width, height);
254 if (url.isEmpty()) return pix;
256 char *tmp = Render::decodedString(url.path());
257 //"<westley><playlist><producer resource=\"" + url.path() + "\" /></playlist></westley>");
258 //Mlt::Producer producer(profile, "westley-xml", tmp);
259 Mlt::Producer *producer = new Mlt::Producer(profile, tmp);
262 if (producer->is_blank()) {
267 pix = getFrame(producer, frame, width, height);
274 QPixmap KThumb::getImage(QDomElement xml, int frame, int width, int height) {
275 Mlt::Profile profile((char*) KdenliveSettings::current_profile().data());
276 QPixmap pix(width, height);
278 QDomElement westley = doc.createElement("westley");
279 QDomElement play = doc.createElement("playlist");
280 doc.appendChild(westley);
281 westley.appendChild(play);
282 play.appendChild(doc.importNode(xml, true));
283 char *tmp = Render::decodedString(doc.toString());
284 Mlt::Producer producer(profile, "westley-xml", tmp);
287 if (producer.is_blank()) {
291 return getFrame(producer, frame, width, height);
295 QPixmap KThumb::getFrame(Mlt::Producer *producer, int framepos, int width, int height) {
296 if (producer == NULL) {
297 QPixmap p(width, height);
302 producer->seek(framepos);
303 Mlt::Frame *frame = producer->get_frame();
305 kDebug() << "///// BROKEN FRAME";
306 QPixmap p(width, height);
311 mlt_image_format format = mlt_image_yuv422;
313 int frame_height = 0;
314 frame->set("normalised_height", height);
315 frame->set("normalised_width", width);
316 QPixmap pix(width, height);
317 uint8_t *data = frame->get_image(format, frame_width, frame_height, 0);
318 uint8_t *new_image = (uint8_t *)mlt_pool_alloc(frame_width * (frame_height + 1) * 4);
319 mlt_convert_yuv422_to_rgb24a((uint8_t *)data, new_image, frame_width * frame_height);
321 QImage image((uchar *)new_image, frame_width, frame_height, QImage::Format_ARGB32);
323 if (!image.isNull()) {
324 pix = QPixmap::fromImage(image.rgbSwapped());
328 mlt_pool_release(new_image);
333 void KThumb::getImage(KUrl url, int frame, int width, int height)
335 if (url.isEmpty()) return;
336 QPixmap image(width, height);
337 char *tmp = KRender::decodedString(url.path());
338 Mlt::Producer m_producer(tmp);
340 image.fill(Qt::black);
342 if (m_producer.is_blank()) {
343 emit thumbReady(frame, image);
346 Mlt::Filter m_convert("avcolour_space");
347 m_convert.set("forced", mlt_image_rgb24a);
348 m_producer.attach(m_convert);
349 m_producer.seek(frame);
350 Mlt::Frame * m_frame = m_producer.get_frame();
351 mlt_image_format format = mlt_image_rgb24a;
354 if (m_frame && m_frame->is_valid()) {
355 uint8_t *thumb = m_frame->get_image(format, width, height);
356 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
357 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width + 2, height + 2);
359 if (m_frame) delete m_frame;
360 emit thumbReady(frame, image);
363 void KThumb::getThumbs(KUrl url, int startframe, int endframe, int width, int height)
365 if (url.isEmpty()) return;
366 QPixmap image(width, height);
367 char *tmp = KRender::decodedString(url.path());
368 Mlt::Producer m_producer(tmp);
370 image.fill(Qt::black);
372 if (m_producer.is_blank()) {
373 emit thumbReady(startframe, image);
374 emit thumbReady(endframe, image);
377 Mlt::Filter m_convert("avcolour_space");
378 m_convert.set("forced", mlt_image_rgb24a);
379 m_producer.attach(m_convert);
380 m_producer.seek(startframe);
381 Mlt::Frame * m_frame = m_producer.get_frame();
382 mlt_image_format format = mlt_image_rgb24a;
386 if (m_frame && m_frame->is_valid()) {
387 uint8_t *thumb = m_frame->get_image(format, width, height);
388 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
389 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width - 2, height - 2);
391 if (m_frame) delete m_frame;
392 emit thumbReady(startframe, image);
394 image.fill(Qt::black);
395 m_producer.seek(endframe);
396 m_frame = m_producer.get_frame();
398 if (m_frame && m_frame->is_valid()) {
399 uint8_t *thumb = m_frame->get_image(format, width, height);
400 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
401 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width - 2, height - 2);
403 if (m_frame) delete m_frame;
404 emit thumbReady(endframe, image);
407 void KThumb::stopAudioThumbs() {
408 if (audioThumbProducer.isRunning()) audioThumbProducer.stop_me = true;
411 void KThumb::removeAudioThumb() {
412 if (m_thumbFile.isEmpty()) return;
414 QFile f(m_thumbFile);
418 void KThumb::getAudioThumbs(int channel, double frame, double frameLength, int arrayWidth) {
420 slotAudioThumbOver();
423 if ((audioThumbProducer.isRunning() && audioThumbProducer.isWorking())) {
427 QMap <int, QMap <int, QByteArray> > storeIn;
428 //FIXME: Hardcoded!!!
429 int m_frequency = 48000;
430 int m_channels = channel;
432 QFile f(m_thumbFile);
433 if (f.open(QIODevice::ReadOnly)) {
434 QByteArray channelarray = f.readAll();
436 if (channelarray.size() != arrayWidth*(frame + frameLength)*m_channels) {
437 kDebug() << "--- BROKEN THUMB FOR: " << m_url.fileName() << " ---------------------- " << endl;
439 slotAudioThumbOver();
442 kDebug() << "reading audio thumbs from file";
443 for (int z = (int) frame;z < (int)(frame + frameLength);z++) {
444 for (int c = 0;c < m_channels;c++) {
445 QByteArray m_array(arrayWidth, '\x00');
446 for (int i = 0; i < arrayWidth; i++)
447 m_array[i] = channelarray[z*arrayWidth*m_channels + c*arrayWidth + i];
448 storeIn[z][c] = m_array;
451 emit audioThumbReady(storeIn);
452 slotAudioThumbOver();
454 if (audioThumbProducer.isRunning()) return;
455 audioThumbProducer.init(this, m_url, m_thumbFile, frame, frameLength, m_frequency, m_channels, arrayWidth);
456 audioThumbProducer.start(QThread::LowestPriority);
457 kDebug() << "STARTING GENERATE THMB FOR: " << m_url << " ................................";
461 void KThumb::slotAudioThumbProgress(const int progress) {
462 m_clipManager->setThumbsProgress(i18n("Creating thumbnail for %1", m_url.fileName()), progress);
465 void KThumb::slotAudioThumbOver() {
466 m_clipManager->setThumbsProgress(i18n("Creating thumbnail for %1", m_url.fileName()), -1);
467 m_clipManager->endAudioThumbsGeneration(m_id);
470 void KThumb::askForAudioThumbs(const QString &id) {
471 m_clipManager->askForAudioThumb(id);
475 #include "kthumb.moc"