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("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++){
92 kDebug() << "starting audithumb for frame " << z;
95 val=(int)((z-m_frame)/(m_frame+m_frameLength)*100.0);
96 if (last_val!=val & val > 1){
97 //TODO QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(val, 10005));
100 m_producer.seek( z );
101 Mlt::Frame *mlt_frame = m_producer.get_frame();
102 if ( mlt_frame->is_valid() )
104 double m_framesPerSecond = mlt_producer_get_fps( m_producer.get_producer() ); //mlt_frame->get_double( "fps" );
105 int m_samples = mlt_sample_calculator( m_framesPerSecond, m_frequency, mlt_frame_get_position(mlt_frame->get_frame()) );
106 mlt_audio_format m_audioFormat = mlt_audio_pcm;
108 int16_t* m_pcm = mlt_frame->get_audio(m_audioFormat, m_frequency, m_channels, m_samples );
110 for (int c=0;c< m_channels;c++){
112 m_array.resize(m_arrayWidth);
113 for (uint i = 0; i < m_array.size(); i++){
114 m_array[i] = qAbs((*( m_pcm + c + i * m_samples / m_array.size() ))>>8);
120 f.write(QByteArray(m_arrayWidth,'\x00'));
129 //TODO QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(-1, 10005));
131 //TODO else QApplication::postEvent(qApp->mainWidget(), new ProgressEvent(0, 10005));
135 #define _S(a) (a)>255 ? 255 : (a)<0 ? 0 : (a)
136 #define _R(y,u,v) (0x2568*(y) + 0x3343*(u)) /0x2000
137 #define _G(y,u,v) (0x2568*(y) - 0x0c92*(v) - 0x1a1e*(u)) /0x2000
138 #define _B(y,u,v) (0x2568*(y) + 0x40cf*(v)) /0x2000
140 KThumb::KThumb(KUrl url, int width, int height, QObject * parent, const char *name):QObject(parent), m_url(url), m_width(width), m_height(height)
142 kDebug()<<"+++++++++++ CREATING THMB PROD FOR: "<<url;
143 m_profile = new Mlt::Profile((char*) qstrdup(KdenliveSettings::current_profile().toUtf8()));
148 if (m_profile) delete m_profile;
149 if (thumbProducer.isRunning ()) thumbProducer.exit();
154 QPixmap KThumb::getImage(KUrl url, int width, int height)
156 if (url.isEmpty()) return QPixmap();
157 QPixmap pix(width, height);
158 kDebug()<<"+++++++++++ GET THMB IMG FOR: "<<url;
159 char *tmp = Render::decodedString(url.path());
160 Mlt::Profile prof((char*) KdenliveSettings::current_profile().data());
161 Mlt::Producer m_producer(prof, tmp);
164 if (m_producer.is_blank()) {
168 Mlt::Frame * m_frame;
169 mlt_image_format format = mlt_image_rgb24a;
170 Mlt::Filter m_convert(prof, "avcolour_space");
171 m_convert.set("forced", mlt_image_rgb24a);
172 m_producer.attach(m_convert);
173 //m_producer.seek(frame);
174 m_frame = m_producer.get_frame();
175 if (m_frame && m_frame->is_valid()) {
176 uint8_t *thumb = m_frame->get_image(format, width, height);
177 QImage image(thumb, width, height, QImage::Format_ARGB32);
178 if (!image.isNull()) {
179 pix = pix.fromImage(image);
181 else pix.fill(Qt::black);
183 if (m_frame) delete m_frame;
187 void KThumb::extractImage(int frame, int frame2)
189 if (m_url.isEmpty()) return;
190 QPixmap pix(m_width, m_height);
191 char *tmp = Render::decodedString(m_url.path());
192 Mlt::Producer m_producer(*m_profile, tmp);
195 if (m_producer.is_blank()) {
197 emit thumbReady(frame, pix);
200 Mlt::Frame * m_frame;
201 mlt_image_format format = mlt_image_rgb24a;
202 Mlt::Filter m_convert(*m_profile, "avcolour_space");
203 m_convert.set("forced", mlt_image_rgb24a);
204 m_producer.attach(m_convert);
206 m_producer.seek(frame);
207 m_frame = m_producer.get_frame();
208 if (m_frame && m_frame->is_valid()) {
209 uint8_t *thumb = m_frame->get_image(format, m_width, m_height);
210 QImage image(thumb, m_width, m_height, QImage::Format_ARGB32);
211 if (!image.isNull()) {
212 pix = pix.fromImage(image);
214 else pix.fill(Qt::black);
216 if (m_frame) delete m_frame;
217 emit thumbReady(frame, pix);
219 if (frame2 == -1) return;
220 m_producer.seek(frame2);
221 m_frame = m_producer.get_frame();
222 if (m_frame && m_frame->is_valid()) {
223 uint8_t *thumb = m_frame->get_image(format, m_width, m_height);
224 QImage image(thumb, m_width, m_height, QImage::Format_ARGB32);
225 if (!image.isNull()) {
226 pix = pix.fromImage(image);
228 else pix.fill(Qt::black);
230 if (m_frame) delete m_frame;
231 emit thumbReady(frame2, pix);
235 void KThumb::getImage(KUrl url, int frame, int width, int height)
237 if (url.isEmpty()) return;
238 QPixmap image(width, height);
239 char *tmp = KRender::decodedString(url.path());
240 Mlt::Producer m_producer(tmp);
242 image.fill(Qt::black);
244 if (m_producer.is_blank()) {
245 emit thumbReady(frame, image);
248 Mlt::Filter m_convert("avcolour_space");
249 m_convert.set("forced", mlt_image_rgb24a);
250 m_producer.attach(m_convert);
251 m_producer.seek(frame);
252 Mlt::Frame * m_frame = m_producer.get_frame();
253 mlt_image_format format = mlt_image_rgb24a;
256 if (m_frame && m_frame->is_valid()) {
257 uint8_t *thumb = m_frame->get_image(format, width, height);
258 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
259 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width + 2, height + 2);
261 if (m_frame) delete m_frame;
262 emit thumbReady(frame, image);
265 void KThumb::getThumbs(KUrl url, int startframe, int endframe, int width, int height)
267 if (url.isEmpty()) return;
268 QPixmap image(width, height);
269 char *tmp = KRender::decodedString(url.path());
270 Mlt::Producer m_producer(tmp);
272 image.fill(Qt::black);
274 if (m_producer.is_blank()) {
275 emit thumbReady(startframe, image);
276 emit thumbReady(endframe, image);
279 Mlt::Filter m_convert("avcolour_space");
280 m_convert.set("forced", mlt_image_rgb24a);
281 m_producer.attach(m_convert);
282 m_producer.seek(startframe);
283 Mlt::Frame * m_frame = m_producer.get_frame();
284 mlt_image_format format = mlt_image_rgb24a;
288 if (m_frame && m_frame->is_valid()) {
289 uint8_t *thumb = m_frame->get_image(format, width, height);
290 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
291 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width - 2, height - 2);
293 if (m_frame) delete m_frame;
294 emit thumbReady(startframe, image);
296 image.fill(Qt::black);
297 m_producer.seek(endframe);
298 m_frame = m_producer.get_frame();
300 if (m_frame && m_frame->is_valid()) {
301 uint8_t *thumb = m_frame->get_image(format, width, height);
302 QImage tmpimage(thumb, width, height, 32, NULL, 0, QImage::IgnoreEndian);
303 if (!tmpimage.isNull()) bitBlt(&image, 1, 1, &tmpimage, 0, 0, width - 2, height - 2);
305 if (m_frame) delete m_frame;
306 emit thumbReady(endframe, image);
309 void KThumb::stopAudioThumbs()
311 if (thumbProducer.isRunning ()) thumbProducer.stop_me = true;
315 void KThumb::removeAudioThumb()
317 if (m_thumbFile.isEmpty()) return;
319 QFile f(m_thumbFile);
323 void KThumb::getAudioThumbs(KUrl url, int channel, double frame, double frameLength, int arrayWidth){
325 if ((thumbProducer.isRunning () && thumbProducer.isWorking()) || channel == 0) {
329 QMap <int, QMap <int, QByteArray> > storeIn;
330 //FIXME: Hardcoded!!!
331 int m_frequency = 48000;
332 int m_channels = channel;
334 m_thumbFile="/tmp/testfile";
335 /*FIXME WHY crash here ??????
338 QCryptographicHash context(QCryptographicHash::Sha1);
339 context.addData((KFileItem(m_url,"text/plain", S_IFREG).timeString() + m_url.fileName()).toAscii().data());
341 m_thumbFile = KdenliveSettings::currenttmpfolder() + context.result().toHex() + ".thumb";
345 QFile f(m_thumbFile);
346 if (f.open( QIODevice::ReadOnly )) {
347 QByteArray channelarray = f.readAll();
349 if (channelarray.size() != arrayWidth*(frame+frameLength)*m_channels) {
350 kDebug()<<"--- BROKEN THUMB FOR: "<<m_url.fileName()<<" ---------------------- "<<endl;
355 for (int z=(int) frame;z<(int) (frame+frameLength);z++) {
356 for (int c=0;c< m_channels;c++){
358 m_array.resize(arrayWidth);
359 for (int i = 0; i < arrayWidth; i++)
360 m_array[i] = channelarray[z*arrayWidth*m_channels + c*arrayWidth + i];
361 storeIn[z][c] = m_array;
364 emit audioThumbReady(storeIn);
367 if (thumbProducer.isRunning()) return;
368 thumbProducer.init(m_url, m_thumbFile, frame, frameLength, m_frequency, m_channels, arrayWidth);
369 thumbProducer.start(QThread::LowestPriority );