Rivendellaudio/lib/rdrenderer.h
Fred Gleason 4840b75f56 2020-06-09 Fred Gleason <fredg@paravelsystems.com>
* Fixed a bug in RDRenderer that caused segue transitions to
	be rendered without regard to the 'No Fade on Segue Out' checkbox
	in the 'Edit Audio' dialog.
2020-06-09 15:18:51 -04:00

115 lines
3.4 KiB
C++

// rdrenderer.h
//
// Render a Rivendell log to a single audio object.
//
// (C) Copyright 2017-2019 Fred Gleason <fredg@paravelsystems.com>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License version 2 as
// published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public
// License along with this program; if not, write to the Free Software
// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
//
#ifndef RDRENDERER_H
#define RDRENDERER_H
#include <stdint.h>
#include <sndfile.h>
#include <qobject.h>
#include <qstringlist.h>
#include <rdlog_event.h>
#include <rdsettings.h>
class __RDRenderLogLine : public RDLogLine
{
public:
__RDRenderLogLine(RDLogLine *ll,unsigned chans);
RDCart *cart() const;
RDCut *cut() const;
SNDFILE *handle() const;
double rampLevel() const;
void setRampLevel(double lvl);
double rampRate() const;
void setRampRate(double lvl);
void setRamp(RDLogLine::TransType next_trans,int segue_gain);
bool open(const QTime &time);
void close();
QString summary() const;
private:
bool GetCutFile(const QString &cutname,int start_pt,int end_pt,
QString *dest_filename) const;
void DeleteCutFile(const QString &dest_filename) const;
uint64_t FramesFromMsec(uint64_t msec);
RDCart *ll_cart;
RDCut *ll_cut;
SNDFILE *ll_handle;
RDLogLine *ll_logline;
unsigned ll_channels;
double ll_ramp_level;
double ll_ramp_rate;
};
class RDRenderer : public QObject
{
Q_OBJECT;
public:
RDRenderer(QObject *parent=0);
~RDRenderer();
bool renderToFile(const QString &outfile,RDLogEvent *log,RDSettings *s,
const QTime &start_time,bool ignore_stops,
QString *err_msg,int first_line,int last_line,
const QTime &first_time=QTime(),
const QTime &last_time=QTime());
bool renderToCart(unsigned cartnum,int cutnum,RDLogEvent *log,RDSettings *s,
const QTime &start_time,bool ignore_stops,
QString *err_msg,int first_line,int last_line,
const QTime &first_time=QTime(),
const QTime &last_time=QTime());
QStringList warnings() const;
public slots:
void abort();
signals:
void progressMessageSent(const QString &msg);
void lineStarted(int linno,int totallines);
private:
bool Render(const QString &outfile,RDLogEvent *log,RDSettings *s,
const QTime &start_time,bool ignore_stops,
QString *err_msg,int first_line,int last_line,
const QTime &first_time,const QTime &last_time);
void Sum(float *pcm_out,__RDRenderLogLine *ll,sf_count_t frames,
unsigned chans);
bool ConvertAudio(const QString &srcfile,const QString &dstfile,
RDSettings *s,QString *err_msg);
bool ImportCart(const QString &srcfile,unsigned cartnum,int cutnum,
unsigned chans,QString *err_msg);
uint64_t FramesFromMsec(uint64_t msec) const;
void DeleteTempFile(const QString &filename) const;
void ProgressMessage(const QString &msg);
void ProgressMessage(const QTime &time,int line,const QString &trans,
const QString &msg);
QStringList render_warnings;
bool render_abort;
int render_total_passes;
};
#endif // RDRENDERER_H