1 /***************************************************************************
3 * Copyright (C) 2011 by Jean-Baptiste Mardelle (jb@kdenlive.org) *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) any later version. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA *
19 ***************************************************************************/
22 #include "kdenlivesettings.h"
23 #include "kdenlivedoc.h"
29 #include <mlt++/Mlt.h>
32 static void consumer_frame_render(mlt_consumer, MeltJob * self, mlt_frame frame_ptr)
34 Mlt::Frame frame(frame_ptr);
35 self->emitFrameNumber((int) frame.get_position());
38 MeltJob::MeltJob(CLIPTYPE cType, const QString &id, const QStringList ¶meters, const QMap <QString, QString>&extraParams)
39 : AbstractClipJob(MLTJOB, cType, id, parameters),
45 m_showFrameEvent(NULL),
49 m_jobStatus = JOBWAITING;
50 m_params = parameters;
51 description = i18n("Process clip");
52 QString consum = m_params.at(5);
53 if (consum.contains(':')) m_dest = consum.section(':', 1);
56 void MeltJob::setProducer(Mlt::Producer *producer, const KUrl &url)
58 m_url = QString::fromUtf8(producer->get("resource"));
59 if (m_url == "<playlist>" || m_url == "<tractor>" || m_url == "<producer>")
63 void MeltJob::startJob()
65 if (m_url.isEmpty()) {
66 m_errorMessage.append(i18n("No producer for this clip."));
67 setStatus(JOBCRASHED);
70 int in = m_params.takeFirst().toInt();
71 if (in > 0 && !m_extra.contains("offset")) m_extra.insert("offset", QString::number(in));
72 int out = m_params.takeFirst().toInt();
73 QString producerParams =m_params.takeFirst();
74 QString filter = m_params.takeFirst();
75 QString filterParams = m_params.takeFirst();
76 QString consumer = m_params.takeFirst();
77 if (consumer.contains(':')) m_dest = consumer.section(':', 1);
78 QString consumerParams = m_params.takeFirst();
82 if (!m_params.isEmpty()) startPos = m_params.takeFirst().toInt();
84 if (!m_params.isEmpty()) track = m_params.takeFirst().toInt();
85 if (!m_extra.contains("finalfilter")) m_extra.insert("finalfilter", filter);
87 if (out != -1 && out <= in) {
88 m_errorMessage.append(i18n("Clip zone undefined (%1 - %2).", in, out));
89 setStatus(JOBCRASHED);
92 if (m_extra.contains("producer_profile")) {
93 m_profile = new Mlt::Profile;
94 m_profile->set_explicit(false);
97 m_profile = new Mlt::Profile(KdenliveSettings::current_profile().toUtf8().constData());
99 if (m_extra.contains("resize_profile")) {
100 m_profile->set_height(m_extra.value("resize_profile").toInt());
101 m_profile->set_width(m_profile->height() * m_profile->sar());
104 m_producer = new Mlt::Producer(*m_profile, m_url.toUtf8().constData());
105 if (m_producer) m_length = m_producer->get_length();
108 Mlt::Producer *tmp = new Mlt::Producer(*m_profile, m_url.toUtf8().constData());
109 if (tmp) m_producer = tmp->cut(in, out);
111 if (m_producer) m_length = m_producer->get_playtime();
113 if (!m_producer || !m_producer->is_valid()) {
114 // Clip was removed or something went wrong, Notify user?
115 //m_errorMessage.append(i18n("Invalid clip"));
116 setStatus(JOBCRASHED);
119 if (m_extra.contains("producer_profile")) {
120 m_profile->from_producer(*m_producer);
121 m_profile->set_explicit(true);
123 QStringList list = producerParams.split(' ', QString::SkipEmptyParts);
124 foreach(const QString &data, list) {
125 if (data.contains('=')) {
126 m_producer->set(data.section('=', 0, 0).toUtf8().constData(), data.section('=', 1, 1).toUtf8().constData());
129 if (consumer.contains(":")) {
130 m_consumer = new Mlt::Consumer(*m_profile, consumer.section(':', 0, 0).toUtf8().constData(), consumer.section(':', 1).toUtf8().constData());
133 m_consumer = new Mlt::Consumer(*m_profile, consumer.toUtf8().constData());
135 if (!m_consumer || !m_consumer->is_valid()) {
136 m_errorMessage.append(i18n("Cannot create consumer %1.", consumer));
137 setStatus(JOBCRASHED);
141 //m_consumer->set("terminate_on_pause", 1 );
142 //m_consumer->set("eof", "pause" );
143 m_consumer->set("real_time", -KdenliveSettings::mltthreads() );
146 list = consumerParams.split(' ', QString::SkipEmptyParts);
147 foreach(const QString &data, list) {
148 if (data.contains('=')) {
149 kDebug()<<"// filter con: "<<data;
150 m_consumer->set(data.section('=', 0, 0).toUtf8().constData(), data.section('=', 1, 1).toUtf8().constData());
154 m_filter = new Mlt::Filter(*m_profile, filter.toUtf8().data());
155 if (!m_filter || !m_filter->is_valid()) {
156 m_errorMessage = i18n("Filter %1 crashed", filter);
157 setStatus(JOBCRASHED);
160 list = filterParams.split(' ', QString::SkipEmptyParts);
161 foreach(const QString &data, list) {
162 if (data.contains('=')) {
163 kDebug()<<"// filter p: "<<data;
164 m_filter->set(data.section('=', 0, 0).toUtf8().constData(), data.section('=', 1, 1).toUtf8().constData());
167 Mlt::Tractor tractor;
168 Mlt::Playlist playlist;
169 playlist.append(*m_producer);
170 tractor.set_track(playlist, 0);
171 m_consumer->connect(tractor);
172 m_producer->set_speed(0);
174 m_producer->attach(*m_filter);
175 m_showFrameEvent = m_consumer->listen("consumer-frame-show", this, (mlt_listener) consumer_frame_render);
176 m_producer->set_speed(1);
179 QMap <QString, QString> jobResults;
180 if (m_jobStatus != JOBABORTED && m_extra.contains("key")) {
181 QString result = m_filter->get(m_extra.value("key").toUtf8().constData());
182 jobResults.insert(m_extra.value("key"), result);
184 if (!jobResults.isEmpty() && m_jobStatus != JOBABORTED) {
185 emit gotFilterJobResults(m_clipId, startPos, track, jobResults, m_extra);
187 if (m_jobStatus == JOBABORTED || m_jobStatus == JOBWORKING) m_jobStatus = JOBDONE;
193 delete m_showFrameEvent;
200 const QString MeltJob::destination() const
205 stringMap MeltJob::cancelProperties()
207 QMap <QString, QString> props;
211 const QString MeltJob::statusMessage()
214 switch (m_jobStatus) {
216 statusInfo = description;
219 statusInfo = i18n("Waiting to process clip");
227 void MeltJob::emitFrameNumber(int pos)
230 emit jobProgress(m_clipId, (int) (100 * pos / m_length), jobType);
234 bool MeltJob::isProjectFilter() const
236 return m_extra.contains("projecttreefilter");
239 void MeltJob::setStatus(CLIPJOBSTATUS status)
241 m_jobStatus = status;
242 if (status == JOBABORTED && m_consumer) m_consumer->stop();
246 #include "meltjob.moc"