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, QStringList parameters, QMap <QString, QString>extraParams) : AbstractClipJob(MLTJOB, cType, id, parameters),
44 m_showFrameEvent(NULL),
48 m_jobStatus = JOBWAITING;
49 m_params = parameters;
50 description = i18n("Process clip");
51 QString consum = m_params.at(5);
52 if (consum.contains(':')) m_dest = consum.section(':', 1);
55 void MeltJob::setProducer(Mlt::Producer *producer, KUrl url)
57 m_url = QString::fromUtf8(producer->get("resource"));
58 if (m_url == "<playlist>" || m_url == "<tractor>" || m_url == "<producer>")
62 void MeltJob::startJob()
64 if (m_url.isEmpty()) {
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);
91 if (m_extra.contains("producer_profile")) {
92 m_profile = new Mlt::Profile;
93 m_profile->set_explicit(false);
96 m_profile = new Mlt::Profile(KdenliveSettings::current_profile().toUtf8().constData());
98 if (m_extra.contains("resize_profile")) {
99 m_profile->set_height(m_extra.value("resize_profile").toInt());
100 m_profile->set_width(m_profile->height() * m_profile->sar());
103 m_producer = new Mlt::Producer(*m_profile, m_url.toUtf8().constData());
104 if (m_producer) m_length = m_producer->get_length();
107 Mlt::Producer *tmp = new Mlt::Producer(*m_profile, m_url.toUtf8().constData());
108 if (tmp) m_producer = tmp->cut(in, out);
110 if (m_producer) m_length = m_producer->get_playtime();
112 if (!m_producer || !m_producer->is_valid()) {
114 m_errorMessage.append(i18n("Invalid clip"));
115 setStatus(JOBCRASHED);
117 if (m_extra.contains("producer_profile")) {
118 m_profile->from_producer(*m_producer);
119 m_profile->set_explicit(true);
121 QStringList list = producerParams.split(' ', QString::SkipEmptyParts);
122 foreach(const QString &data, list) {
123 if (data.contains('=')) {
124 m_producer->set(data.section('=', 0, 0).toUtf8().constData(), data.section('=', 1, 1).toUtf8().constData());
127 if (consumer.contains(":")) {
128 m_consumer = new Mlt::Consumer(*m_profile, consumer.section(':', 0, 0).toUtf8().constData(), consumer.section(':', 1).toUtf8().constData());
131 m_consumer = new Mlt::Consumer(*m_profile, consumer.toUtf8().constData());
133 if (!m_consumer || !m_consumer->is_valid()) {
134 m_errorMessage.append(i18n("Cannot create consumer %1.", consumer));
135 setStatus(JOBCRASHED);
139 //m_consumer->set("terminate_on_pause", 1 );
140 //m_consumer->set("eof", "pause" );
141 m_consumer->set("real_time", -KdenliveSettings::mltthreads() );
144 list = consumerParams.split(' ', QString::SkipEmptyParts);
145 foreach(const QString &data, list) {
146 if (data.contains('=')) {
147 kDebug()<<"// filter con: "<<data;
148 m_consumer->set(data.section('=', 0, 0).toUtf8().constData(), data.section('=', 1, 1).toUtf8().constData());
152 m_filter = new Mlt::Filter(*m_profile, filter.toUtf8().data());
153 if (!m_filter || !m_filter->is_valid()) {
154 m_errorMessage = i18n("Filter %1 crashed", filter);
155 setStatus(JOBCRASHED);
158 list = filterParams.split(' ', QString::SkipEmptyParts);
159 foreach(const QString &data, list) {
160 if (data.contains('=')) {
161 kDebug()<<"// filter p: "<<data;
162 m_filter->set(data.section('=', 0, 0).toUtf8().constData(), data.section('=', 1, 1).toUtf8().constData());
165 Mlt::Tractor tractor;
166 Mlt::Playlist playlist;
167 playlist.append(*m_producer);
168 tractor.set_track(playlist, 0);
169 m_consumer->connect(tractor);
170 m_producer->set_speed(0);
172 m_producer->attach(*m_filter);
173 m_showFrameEvent = m_consumer->listen("consumer-frame-show", this, (mlt_listener) consumer_frame_render);
174 m_producer->set_speed(1);
177 QMap <QString, QString> jobResults;
178 if (m_jobStatus != JOBABORTED && m_extra.contains("key")) {
179 QString result = m_filter->get(m_extra.value("key").toUtf8().constData());
180 jobResults.insert(m_extra.value("key"), result);
182 if (!jobResults.isEmpty() && m_jobStatus != JOBABORTED) {
183 emit gotFilterJobResults(m_clipId, startPos, track, jobResults, m_extra);
185 if (m_jobStatus == JOBABORTED || m_jobStatus == JOBWORKING) m_jobStatus = JOBDONE;
191 if (m_showFrameEvent) delete m_showFrameEvent;
192 if (m_filter) delete m_filter;
193 if (m_producer) delete m_producer;
194 if (m_consumer) delete m_consumer;
195 if (m_profile) delete m_profile;
198 const QString MeltJob::destination() const
203 stringMap MeltJob::cancelProperties()
205 QMap <QString, QString> props;
209 const QString MeltJob::statusMessage()
212 switch (m_jobStatus) {
214 statusInfo = description;
217 statusInfo = i18n("Waiting to process clip");
225 void MeltJob::emitFrameNumber(int pos)
228 emit jobProgress(m_clipId, (int) (100 * pos / m_length), jobType);
232 bool MeltJob::isProjectFilter() const
234 return m_extra.contains("projecttreefilter");
237 void MeltJob::setStatus(CLIPJOBSTATUS status)
239 m_jobStatus = status;
240 if (status == JOBABORTED && m_consumer) m_consumer->stop();