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 ***************************************************************************/
23 #include <qapplication.h>
25 #include <kio/netaccess.h>
28 #include <kdenlivesettings.h>
29 #include <kfileitem.h>
30 #include <kmessagebox.h>
32 #include <mlt++/Mlt.h>
38 #include <QApplication>
39 #include <QCryptographicHash>
44 #include "kdenlivesettings.h"
46 void MyThread::init(KUrl url, QString target, double frame, double frameLength, int frequency, int channels, int arrayWidth)
50 f.setFileName(target);
53 m_frameLength = frameLength;
54 m_frequency = frequency;
55 m_channels = channels;
56 m_arrayWidth = arrayWidth;
60 bool MyThread::isWorking()
68 if (!f.open( QIODevice::WriteOnly )) {
69 kDebug()<<"++++++++ ERROR WRITING TO FILE: "<<f.fileName()<<endl;
70 kDebug()<<"++++++++ DISABLING AUDIO THUMBS"<<endl;
71 //TODO KdenliveSettings::setAudiothumbnails(false);
75 Mlt::Profile prof((char*) KdenliveSettings::current_profile().data());
76 Mlt::Producer m_producer(prof, m_url.path().toAscii().data());
79 /*TODO if (KdenliveSettings::normaliseaudiothumbs()) {
80 Mlt::Filter m_convert(prof,"volume");
81 m_convert.set("gain", "normalise");
82 m_producer.attach(m_convert);
85 /*TODO if (qApp->mainWidget())
86 QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(-1, 10005));
90 kDebug() << "for " << m_frame << " " << m_frameLength << " " << m_producer.is_valid();
91 for (int z=(int) m_frame;z<(int) (m_frame+m_frameLength) && m_producer.is_valid();z++){
93 val=(int)((z-m_frame)/(m_frame+m_frameLength)*100.0);
94 if (last_val!=val & val > 1){
95 //TODO QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(val, 10005));
99 Mlt::Frame *mlt_frame = m_producer.get_frame();
100 if ( mlt_frame->is_valid() )
102 double m_framesPerSecond = mlt_producer_get_fps( m_producer.get_producer() ); //mlt_frame->get_double( "fps" );
103 int m_samples = mlt_sample_calculator( m_framesPerSecond, m_frequency, mlt_frame_get_position(mlt_frame->get_frame()) );
104 mlt_audio_format m_audioFormat = mlt_audio_pcm;
106 int16_t* m_pcm = mlt_frame->get_audio(m_audioFormat, m_frequency, m_channels, m_samples );
108 for (int c=0;c< m_channels;c++){
110 m_array.resize(m_arrayWidth);
111 for (uint i = 0; i < m_array.size(); i++){
112 m_array[i] = ( (*( m_pcm + c + i * m_samples / m_array.size() )) >> 9 ) +127/2 ;
118 f.write(QByteArray(m_arrayWidth,'\x00'));
128 //TODO QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(-1, 10005));
130 //TODO else QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(0, 10005));
134 #define _S(a) (a)>255 ? 255 : (a)<0 ? 0 : (a)
135 #define _R(y,u,v) (0x2568*(y) + 0x3343*(u)) /0x2000
136 #define _G(y,u,v) (0x2568*(y) - 0x0c92*(v) - 0x1a1e*(u)) /0x2000
137 #define _B(y,u,v) (0x2568*(y) + 0x40cf*(v)) /0x2000
139 KThumb::KThumb(KUrl url, int width, int height, QObject * parent, const char *name):QObject(parent), m_url(url), m_width(width), m_height(height)
141 kDebug()<<"+++++++++++ CREATING THMB PROD FOR: "<<url;
142 m_profile = new Mlt::Profile((char*) qstrdup(KdenliveSettings::current_profile().toUtf8()));
143 QCryptographicHash context(QCryptographicHash::Sha1);
144 context.addData((KFileItem(m_url,"text/plain", S_IFREG).timeString() + m_url.fileName()).toAscii().data());
145 m_thumbFile = KdenliveSettings::currenttmpfolder() + context.result().toHex() + ".thumb";
146 kDebug() << "thumbfile=" << m_thumbFile;
151 if (m_profile) delete m_profile;
152 if (thumbProducer.isRunning ()) thumbProducer.exit();
157 QPixmap KThumb::getImage(KUrl url, int width, int height)
159 if (url.isEmpty()) return QPixmap();
160 QPixmap pix(width, height);
161 kDebug()<<"+++++++++++ GET THMB IMG FOR: "<<url;
162 char *tmp = Render::decodedString(url.path());
163 Mlt::Profile prof((char*) KdenliveSettings::current_profile().data());
164 Mlt::Producer m_producer(prof, tmp);
167 if (m_producer.is_blank()) {
171 Mlt::Frame * m_frame;
172 mlt_image_format format = mlt_image_rgb24a;
173 Mlt::Filter m_convert(prof, "avcolour_space");
174 m_convert.set("forced", mlt_image_rgb24a);
175 m_producer.attach(m_convert);
176 //m_producer.seek(frame);
177 m_frame = m_producer.get_frame();
178 if (m_frame && m_frame->is_valid()) {
179 uint8_t *thumb = m_frame->get_image(format, width, height);
180 QImage image(thumb, width, height, QImage::Format_ARGB32);
181 if (!image.isNull()) {
182 pix = pix.fromImage(image);
184 else pix.fill(Qt::black);
186 if (m_frame) delete m_frame;
190 void KThumb::extractImage(int frame, int frame2)
192 if (m_url.isEmpty()) return;
193 QPixmap pix(m_width, m_height);
194 char *tmp = Render::decodedString(m_url.path());
195 Mlt::Producer m_producer(*m_profile, tmp);
198 if (m_producer.is_blank()) {
200 emit thumbReady(frame, pix);
203 Mlt::Frame * m_frame;
204 mlt_image_format format = mlt_image_rgb24a;
205 Mlt::Filter m_convert(*m_profile, "avcolour_space");
206 m_convert.set("forced", mlt_image_rgb24a);
207 m_producer.attach(m_convert);
209 m_producer.seek(frame);
210 m_frame = m_producer.get_frame();
211 if (m_frame && m_frame->is_valid()) {
212 uint8_t *thumb = m_frame->get_image(format, m_width, m_height);
213 QImage image(thumb, m_width, m_height, QImage::Format_ARGB32);
214 if (!image.isNull()) {
215 pix = pix.fromImage(image);
217 else pix.fill(Qt::black);
219 if (m_frame) delete m_frame;
220 emit thumbReady(frame, pix);
222 if (frame2 == -1) return;
223 m_producer.seek(frame2);
224 m_frame = m_producer.get_frame();
225 if (m_frame && m_frame->is_valid()) {
226 uint8_t *thumb = m_frame->get_image(format, m_width, m_height);
227 QImage image(thumb, m_width, m_height, QImage::Format_ARGB32);
228 if (!image.isNull()) {
229 pix = pix.fromImage(image);
231 else pix.fill(Qt::black);
233 if (m_frame) delete m_frame;
234 emit thumbReady(frame2, pix);
238 void KThumb::getImage(KUrl url, int frame, int width, int height)
240 if (url.isEmpty()) return;
241 QPixmap image(width, height);
242 char *tmp = KRender::decodedString(url.path());
243 Mlt::Producer m_producer(tmp);
245 image.fill(Qt::black);
247 if (m_producer.is_blank()) {
248 emit thumbReady(frame, image);
251 Mlt::Filter m_convert("avcolour_space");
252 m_convert.set("forced", mlt_image_rgb24a);
253 m_producer.attach(m_convert);
254 m_producer.seek(frame);
255 Mlt::Frame * m_frame = m_producer.get_frame();
256 mlt_image_format format = mlt_image_rgb24a;
259 if (m_frame && m_frame->is_valid()) {
260 uint8_t *thumb = m_frame->get_image(format, width, height);
261 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
262 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width + 2, height + 2);
264 if (m_frame) delete m_frame;
265 emit thumbReady(frame, image);
268 void KThumb::getThumbs(KUrl url, int startframe, int endframe, int width, int height)
270 if (url.isEmpty()) return;
271 QPixmap image(width, height);
272 char *tmp = KRender::decodedString(url.path());
273 Mlt::Producer m_producer(tmp);
275 image.fill(Qt::black);
277 if (m_producer.is_blank()) {
278 emit thumbReady(startframe, image);
279 emit thumbReady(endframe, image);
282 Mlt::Filter m_convert("avcolour_space");
283 m_convert.set("forced", mlt_image_rgb24a);
284 m_producer.attach(m_convert);
285 m_producer.seek(startframe);
286 Mlt::Frame * m_frame = m_producer.get_frame();
287 mlt_image_format format = mlt_image_rgb24a;
291 if (m_frame && m_frame->is_valid()) {
292 uint8_t *thumb = m_frame->get_image(format, width, height);
293 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
294 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width - 2, height - 2);
296 if (m_frame) delete m_frame;
297 emit thumbReady(startframe, image);
299 image.fill(Qt::black);
300 m_producer.seek(endframe);
301 m_frame = m_producer.get_frame();
303 if (m_frame && m_frame->is_valid()) {
304 uint8_t *thumb = m_frame->get_image(format, width, height);
305 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
306 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width - 2, height - 2);
308 if (m_frame) delete m_frame;
309 emit thumbReady(endframe, image);
312 void KThumb::stopAudioThumbs()
314 if (thumbProducer.isRunning ()) thumbProducer.stop_me = true;
318 void KThumb::removeAudioThumb()
320 if (m_thumbFile.isEmpty()) return;
322 QFile f(m_thumbFile);
326 void KThumb::getAudioThumbs(int channel, double frame, double frameLength, int arrayWidth){
328 if ((thumbProducer.isRunning () && thumbProducer.isWorking()) || channel == 0) {
332 QMap <int, QMap <int, QByteArray> > storeIn;
333 //FIXME: Hardcoded!!!
334 int m_frequency = 48000;
335 int m_channels = channel;
337 QFile f(m_thumbFile);
338 if (f.open( QIODevice::ReadOnly )) {
339 QByteArray channelarray = f.readAll();
341 if (channelarray.size() != arrayWidth*(frame+frameLength)*m_channels) {
342 kDebug()<<"--- BROKEN THUMB FOR: "<<m_url.fileName()<<" ---------------------- "<<endl;
346 kDebug() << "reading audio thumbs from file";
347 for (int z=(int) frame;z<(int) (frame+frameLength);z++) {
348 for (int c=0;c< m_channels;c++){
349 QByteArray m_array(arrayWidth,'\x00');
350 for (int i = 0; i < arrayWidth; i++)
351 m_array[i] = channelarray[z*arrayWidth*m_channels + c*arrayWidth + i];
352 storeIn[z][c] = m_array;
355 emit audioThumbReady(storeIn);
358 if (thumbProducer.isRunning()) return;
359 thumbProducer.init(m_url, m_thumbFile, frame, frameLength, m_frequency, m_channels, arrayWidth);
360 thumbProducer.start(QThread::LowestPriority );