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>
27 #include <kio/netaccess.h>
30 #include <kdenlivesettings.h>
31 #include <kfileitem.h>
32 #include <kmessagebox.h>
33 #include <KStandardDirs>
35 #include <mlt++/Mlt.h>
37 #include "clipmanager.h"
40 #include "kdenlivesettings.h"
43 void MyThread::init(QObject *parent, KUrl url, QString target, double frame, double frameLength, int frequency, int channels, int arrayWidth) {
47 f.setFileName(target);
50 m_frameLength = frameLength;
51 m_frequency = frequency;
52 m_channels = channels;
53 m_arrayWidth = arrayWidth;
56 bool MyThread::isWorking() {
60 void MyThread::run() {
61 if (!f.open(QIODevice::WriteOnly)) {
62 kDebug() << "++++++++ ERROR WRITING TO FILE: " << f.fileName() << endl;
63 kDebug() << "++++++++ DISABLING AUDIO THUMBS" << endl;
64 KdenliveSettings::setAudiothumbnails(false);
68 Mlt::Profile prof((char*) KdenliveSettings::current_profile().toUtf8().data());
69 Mlt::Producer m_producer(prof, m_url.path().toUtf8().data());
72 if (KdenliveSettings::normaliseaudiothumbs()) {
73 Mlt::Filter m_convert(prof, "volume");
74 m_convert.set("gain", "normalise");
75 m_producer.attach(m_convert);
78 //QApplication::postEvent(m_parent, new ProgressEvent(-1, (QEvent::Type)10005));
82 kDebug() << "for " << m_frame << " " << m_frameLength << " " << m_producer.is_valid();
83 for (int z = (int) m_frame;z < (int)(m_frame + m_frameLength) && m_producer.is_valid();z++) {
85 val = (int)((z - m_frame) / (m_frame + m_frameLength) * 100.0);
86 if (last_val != val & val > 1) {
87 emit audioThumbProgress(val);
88 //QApplication::postEvent(m_parent, new ProgressEvent(val, (QEvent::Type)10005));
93 Mlt::Frame *mlt_frame = m_producer.get_frame();
94 if (mlt_frame && mlt_frame->is_valid()) {
95 double m_framesPerSecond = mlt_producer_get_fps(m_producer.get_producer()); //mlt_frame->get_double( "fps" );
96 int m_samples = mlt_sample_calculator(m_framesPerSecond, m_frequency, mlt_frame_get_position(mlt_frame->get_frame()));
97 mlt_audio_format m_audioFormat = mlt_audio_pcm;
99 qint16* m_pcm = mlt_frame->get_audio(m_audioFormat, m_frequency, m_channels, m_samples);
101 for (int c = 0;c < m_channels;c++) {
103 m_array.resize(m_arrayWidth);
104 for (uint i = 0; i < m_array.size(); i++) {
105 m_array[i] = ((*(m_pcm + c + i * m_samples / m_array.size())) >> 9) + 127 / 2 ;
111 f.write(QByteArray(m_arrayWidth, '\x00'));
122 emit audioThumbOver();
123 //QApplication::postEvent(m_parent, new ProgressEvent(-1, (QEvent::Type)10005));
127 KThumb::KThumb(ClipManager *clipManager, KUrl url, const QString &id, const QString &hash, 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) {
128 m_thumbFile = clipManager->projectFolder() + "/thumbs/" + hash + ".thumb";
129 connect(&audioThumbProducer, SIGNAL(audioThumbProgress(const int)), this, SLOT(slotAudioThumbProgress(const int)));
130 connect(&audioThumbProducer, SIGNAL(audioThumbOver()), this, SLOT(slotAudioThumbOver()));
135 if (audioThumbProducer.isRunning()) {
136 slotAudioThumbOver();
137 audioThumbProducer.stop_me = true;
138 audioThumbProducer.wait(300);
142 void KThumb::setProducer(Mlt::Producer *producer) {
143 m_producer = producer;
144 m_dar = producer->profile()->dar();
147 void KThumb::clearProducer() {
151 bool KThumb::hasProducer() const {
152 return m_producer != NULL;
155 void KThumb::updateThumbUrl(const QString &hash) {
156 m_thumbFile = m_clipManager->projectFolder() + "/thumbs/" + hash + ".thumb";
159 void KThumb::updateClipUrl(KUrl url, const QString &hash) {
162 char *tmp = Render::decodedString(url.path());
163 m_producer->set("resource", tmp);
166 m_thumbFile = m_clipManager->projectFolder() + "/thumbs/" + hash + ".thumb";
170 QPixmap KThumb::getImage(KUrl url, int width, int height) {
171 if (url.isEmpty()) return QPixmap();
172 return getImage(url, 0, width, height);
175 void KThumb::extractImage(int frame, int frame2) {
176 if (m_url.isEmpty() || !KdenliveSettings::videothumbnails() || m_producer == NULL) return;
178 const int twidth = (int)(KdenliveSettings::trackheight() * m_dar);
179 const int theight = KdenliveSettings::trackheight();
181 mlt_image_format format = mlt_image_yuv422;
182 if (m_producer->is_blank()) {
183 QPixmap pix(twidth, theight);
185 emit thumbReady(frame, pix);
188 Mlt::Frame *mltFrame;
190 //videoThumbProducer.getThumb(frame);
191 m_producer->seek(frame);
192 mltFrame = m_producer->get_frame();
193 if (frame2 != -1) m_producer->seek(frame2);
195 kDebug() << "///// BROKEN FRAME";
196 QPixmap p(twidth, theight);
198 emit thumbReady(frame, p);
202 int frame_height = 0;
203 mltFrame->set("normalised_height", theight);
204 mltFrame->set("normalised_width", twidth);
205 QPixmap pix(twidth, theight);
206 uint8_t *data = mltFrame->get_image(format, frame_width, frame_height, 0);
207 uint8_t *new_image = (uint8_t *)mlt_pool_alloc(frame_width * (frame_height + 1) * 4);
208 mlt_convert_yuv422_to_rgb24a((uint8_t *)data, new_image, frame_width * frame_height);
210 QImage image((uchar *)new_image, frame_width, frame_height, QImage::Format_ARGB32);
212 if (!image.isNull()) {
213 pix = QPixmap::fromImage(image.rgbSwapped());
217 mlt_pool_release(new_image);
219 emit thumbReady(frame, pix);
221 } else if (frame2 != -1) m_producer->seek(frame2);
223 mltFrame = m_producer->get_frame();
225 kDebug() << "///// BROKEN FRAME";
226 QPixmap p(twidth, theight);
228 emit thumbReady(frame, p);
232 int frame_height = 0;
233 mltFrame->set("normalised_height", theight);
234 mltFrame->set("normalised_width", twidth);
235 QPixmap pix(twidth, theight);
236 uint8_t *data = mltFrame->get_image(format, frame_width, frame_height, 0);
237 uint8_t *new_image = (uint8_t *)mlt_pool_alloc(frame_width * (frame_height + 1) * 4);
238 mlt_convert_yuv422_to_rgb24a((uint8_t *)data, new_image, frame_width * frame_height);
240 QImage image((uchar *)new_image, frame_width, frame_height, QImage::Format_ARGB32);
242 if (!image.isNull()) {
243 pix = QPixmap::fromImage(image.rgbSwapped());
247 mlt_pool_release(new_image);
249 emit thumbReady(frame2, pix);
254 QPixmap KThumb::extractImage(int frame, int width, int height) {
255 return getFrame(m_producer, frame, width, height);
259 QPixmap KThumb::getImage(KUrl url, int frame, int width, int height) {
260 Mlt::Profile profile((char*) KdenliveSettings::current_profile().data());
261 QPixmap pix(width, height);
262 if (url.isEmpty()) return pix;
264 char *tmp = Render::decodedString(url.path());
265 //"<westley><playlist><producer resource=\"" + url.path() + "\" /></playlist></westley>");
266 //Mlt::Producer producer(profile, "westley-xml", tmp);
267 Mlt::Producer *producer = new Mlt::Producer(profile, tmp);
270 if (producer->is_blank()) {
275 pix = getFrame(producer, frame, width, height);
282 QPixmap KThumb::getImage(QDomElement xml, int frame, int width, int height) {
283 Mlt::Profile profile((char*) KdenliveSettings::current_profile().data());
284 QPixmap pix(width, height);
286 QDomElement westley = doc.createElement("westley");
287 QDomElement play = doc.createElement("playlist");
288 doc.appendChild(westley);
289 westley.appendChild(play);
290 play.appendChild(doc.importNode(xml, true));
291 char *tmp = Render::decodedString(doc.toString());
292 Mlt::Producer producer(profile, "westley-xml", tmp);
295 if (producer.is_blank()) {
299 return getFrame(producer, frame, width, height);
303 QPixmap KThumb::getFrame(Mlt::Producer *producer, int framepos, int width, int height) {
304 if (producer == NULL) {
305 QPixmap p(width, height);
310 producer->seek(framepos);
311 Mlt::Frame *frame = producer->get_frame();
313 kDebug() << "///// BROKEN FRAME";
314 QPixmap p(width, height);
319 mlt_image_format format = mlt_image_yuv422;
321 int frame_height = 0;
322 frame->set("normalised_height", height);
323 frame->set("normalised_width", width);
324 QPixmap pix(width, height);
325 uint8_t *data = frame->get_image(format, frame_width, frame_height, 0);
326 uint8_t *new_image = (uint8_t *)mlt_pool_alloc(frame_width * (frame_height + 1) * 4);
327 mlt_convert_yuv422_to_rgb24a((uint8_t *)data, new_image, frame_width * frame_height);
329 QImage image((uchar *)new_image, frame_width, frame_height, QImage::Format_ARGB32);
331 if (!image.isNull()) {
332 pix = QPixmap::fromImage(image.rgbSwapped());
336 mlt_pool_release(new_image);
341 void KThumb::getImage(KUrl url, int frame, int width, int height)
343 if (url.isEmpty()) return;
344 QPixmap image(width, height);
345 char *tmp = KRender::decodedString(url.path());
346 Mlt::Producer m_producer(tmp);
348 image.fill(Qt::black);
350 if (m_producer.is_blank()) {
351 emit thumbReady(frame, image);
354 Mlt::Filter m_convert("avcolour_space");
355 m_convert.set("forced", mlt_image_rgb24a);
356 m_producer.attach(m_convert);
357 m_producer.seek(frame);
358 Mlt::Frame * m_frame = m_producer.get_frame();
359 mlt_image_format format = mlt_image_rgb24a;
362 if (m_frame && m_frame->is_valid()) {
363 uint8_t *thumb = m_frame->get_image(format, width, height);
364 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
365 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width + 2, height + 2);
367 if (m_frame) delete m_frame;
368 emit thumbReady(frame, image);
371 void KThumb::getThumbs(KUrl url, int startframe, int endframe, int width, int height)
373 if (url.isEmpty()) return;
374 QPixmap image(width, height);
375 char *tmp = KRender::decodedString(url.path());
376 Mlt::Producer m_producer(tmp);
378 image.fill(Qt::black);
380 if (m_producer.is_blank()) {
381 emit thumbReady(startframe, image);
382 emit thumbReady(endframe, image);
385 Mlt::Filter m_convert("avcolour_space");
386 m_convert.set("forced", mlt_image_rgb24a);
387 m_producer.attach(m_convert);
388 m_producer.seek(startframe);
389 Mlt::Frame * m_frame = m_producer.get_frame();
390 mlt_image_format format = mlt_image_rgb24a;
394 if (m_frame && m_frame->is_valid()) {
395 uint8_t *thumb = m_frame->get_image(format, width, height);
396 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
397 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width - 2, height - 2);
399 if (m_frame) delete m_frame;
400 emit thumbReady(startframe, image);
402 image.fill(Qt::black);
403 m_producer.seek(endframe);
404 m_frame = m_producer.get_frame();
406 if (m_frame && m_frame->is_valid()) {
407 uint8_t *thumb = m_frame->get_image(format, width, height);
408 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
409 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width - 2, height - 2);
411 if (m_frame) delete m_frame;
412 emit thumbReady(endframe, image);
415 void KThumb::stopAudioThumbs() {
416 if (audioThumbProducer.isRunning()) audioThumbProducer.stop_me = true;
419 void KThumb::removeAudioThumb() {
420 if (m_thumbFile.isEmpty()) return;
422 QFile f(m_thumbFile);
426 void KThumb::getAudioThumbs(int channel, double frame, double frameLength, int arrayWidth) {
428 slotAudioThumbOver();
431 if ((audioThumbProducer.isRunning() && audioThumbProducer.isWorking())) {
435 QMap <int, QMap <int, QByteArray> > storeIn;
436 //FIXME: Hardcoded!!!
437 int m_frequency = 48000;
438 int m_channels = channel;
440 QFile f(m_thumbFile);
441 if (f.open(QIODevice::ReadOnly)) {
442 QByteArray channelarray = f.readAll();
444 if (channelarray.size() != arrayWidth*(frame + frameLength)*m_channels) {
445 kDebug() << "--- BROKEN THUMB FOR: " << m_url.fileName() << " ---------------------- " << endl;
447 slotAudioThumbOver();
450 kDebug() << "reading audio thumbs from file";
451 for (int z = (int) frame;z < (int)(frame + frameLength);z++) {
452 for (int c = 0;c < m_channels;c++) {
453 QByteArray m_array(arrayWidth, '\x00');
454 for (int i = 0; i < arrayWidth; i++)
455 m_array[i] = channelarray[z*arrayWidth*m_channels + c*arrayWidth + i];
456 storeIn[z][c] = m_array;
459 emit audioThumbReady(storeIn);
460 slotAudioThumbOver();
462 if (audioThumbProducer.isRunning()) return;
463 audioThumbProducer.init(this, m_url, m_thumbFile, frame, frameLength, m_frequency, m_channels, arrayWidth);
464 audioThumbProducer.start(QThread::LowestPriority);
465 kDebug() << "STARTING GENERATE THMB FOR: " << m_url << " ................................";
469 void KThumb::slotAudioThumbProgress(const int progress) {
470 m_clipManager->setThumbsProgress(i18n("Creating thumbnail for %1", m_url.fileName()), progress);
473 void KThumb::slotAudioThumbOver() {
474 m_clipManager->setThumbsProgress(i18n("Creating thumbnail for %1", m_url.fileName()), -1);
475 m_clipManager->endAudioThumbsGeneration(m_id);
478 void KThumb::askForAudioThumbs(const QString &id) {
479 m_clipManager->askForAudioThumb(id);
483 #include "kthumb.moc"