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 // detect if the producer has finished playing. Is there a better way to do it?
35 self->emitFrameNumber();
38 MeltJob::MeltJob(CLIPTYPE cType, const QString &id, QStringList parameters, QMap <QString, QString>extraParams) : AbstractClipJob(MLTJOB, cType, id, parameters),
43 m_showFrameEvent(NULL),
47 jobStatus = JOBWAITING;
48 m_params = parameters;
49 description = i18n("Process clip");
50 QString consum = m_params.at(5);
51 if (consum.contains(':')) m_dest = consum.section(':', 1);
54 void MeltJob::setProducer(Mlt::Producer *producer, KUrl url)
56 m_producer = producer;
57 m_url = QString::fromUtf8(m_producer->get("resource"));
58 if (m_url == "<playlist>" || m_url == "<tractor>" || m_url == "<producer>")
62 void MeltJob::startJob()
65 m_errorMessage.append(i18n("No producer for this clip."));
66 setStatus(JOBCRASHED);
69 int in = m_params.takeFirst().toInt();
70 if (in > 0 && !m_extra.contains("offset")) m_extra.insert("offset", QString::number(in));
71 int out = m_params.takeFirst().toInt();
72 QString producerParams =m_params.takeFirst();
73 QString filter = m_params.takeFirst();
74 QString filterParams = m_params.takeFirst();
75 QString consumer = m_params.takeFirst();
76 if (consumer.contains(':')) m_dest = consumer.section(':', 1);
77 QString consumerParams = m_params.takeFirst();
81 if (!m_params.isEmpty()) startPos = m_params.takeFirst().toInt();
83 if (!m_params.isEmpty()) track = m_params.takeFirst().toInt();
84 if (!m_extra.contains("finalfilter")) m_extra.insert("finalfilter", filter);
86 if (out != -1 && out <= in) {
87 m_errorMessage.append(i18n("Clip zone undefined (%1 - %2).", in, out));
88 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());
100 prod = new Mlt::Producer(*m_profile, m_url.toUtf8().constData());
101 m_length = prod->get_length();
104 Mlt::Producer *tmp = new Mlt::Producer(*m_profile, m_url.toUtf8().constData());
105 prod = tmp->cut(in, out);
107 m_length = prod->get_playtime();
109 if (m_extra.contains("producer_profile")) {
110 m_profile->from_producer(*prod);
111 m_profile->set_explicit(true);
113 QStringList list = producerParams.split(' ', QString::SkipEmptyParts);
114 foreach(const QString &data, list) {
115 if (data.contains('=')) {
116 prod->set(data.section('=', 0, 0).toUtf8().constData(), data.section('=', 1, 1).toUtf8().constData());
119 if (consumer.contains(":")) {
120 m_consumer = new Mlt::Consumer(*m_profile, consumer.section(':', 0, 0).toUtf8().constData(), consumer.section(':', 1).toUtf8().constData());
123 m_consumer = new Mlt::Consumer(*m_profile, consumer.toUtf8().constData());
125 if (!m_consumer || !m_consumer->is_valid()) {
126 m_errorMessage.append(i18n("Cannot create consumer %1.", consumer));
127 setStatus(JOBCRASHED);
131 //m_consumer->set("terminate_on_pause", 1 );
132 //m_consumer->set("eof", "pause" );
133 m_consumer->set("real_time", -KdenliveSettings::mltthreads() );
136 list = consumerParams.split(' ', QString::SkipEmptyParts);
137 foreach(const QString &data, list) {
138 if (data.contains('=')) {
139 kDebug()<<"// filter con: "<<data;
140 m_consumer->set(data.section('=', 0, 0).toUtf8().constData(), data.section('=', 1, 1).toUtf8().constData());
144 Mlt::Filter mltFilter(*m_profile, filter.toUtf8().data());
145 list = filterParams.split(' ', QString::SkipEmptyParts);
146 foreach(const QString &data, list) {
147 if (data.contains('=')) {
148 kDebug()<<"// filter p: "<<data;
149 mltFilter.set(data.section('=', 0, 0).toUtf8().constData(), data.section('=', 1, 1).toUtf8().constData());
152 Mlt::Tractor tractor;
153 Mlt::Playlist playlist;
154 playlist.append(*prod);
155 tractor.set_track(playlist, 0);
156 m_consumer->connect(tractor);
159 prod->attach(mltFilter);
160 m_showFrameEvent = m_consumer->listen("consumer-frame-show", this, (mlt_listener) consumer_frame_render);
163 while (jobStatus != JOBABORTED && !m_consumer->is_stopped()) {
167 QMap <QString, QString> jobResults;
168 if (m_extra.contains("key"))
169 jobResults.insert(m_extra.value("key"), mltFilter.get(m_extra.value("key").toUtf8().constData()));
170 if (!jobResults.isEmpty() && jobStatus != JOBABORTED) emit gotFilterJobResults(m_clipId, startPos, track, jobResults, m_extra);
182 const QString MeltJob::destination() const
187 stringMap MeltJob::cancelProperties()
189 QMap <QString, QString> props;
193 const QString MeltJob::statusMessage()
198 statusInfo = description;
201 statusInfo = i18n("Waiting to process clip");
209 void MeltJob::emitFrameNumber()
211 if (m_consumer && m_length > 0) {
212 emit jobProgress(m_clipId, (int) (100 * m_consumer->position() / m_length), jobType);
216 bool MeltJob::isProjectFilter() const
218 return m_extra.contains("projecttreefilter");