mirror of
https://github.com/ElvishArtisan/rivendell.git
synced 2025-10-13 06:03:37 +02:00
2017-08-30 Fred Gleason <fredg@paravelsystems.com>
* Added an 'RDRenderer' class in 'lib/rdrenderer.cpp' and 'lib/rdrenderer.h'. * Refactored rdrender(1) to use the 'RDRenderer' class.
This commit is contained in:
Fred Gleason
607
lib/rdrenderer.cpp
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607
lib/rdrenderer.cpp
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@@ -0,0 +1,607 @@
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// rdrenderer.cpp
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//
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// Render a Rivendell log to a single audio object.
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//
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// (C) Copyright 2017 Fred Gleason <fredg@paravelsystems.com>
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//
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// This program is free software; you can redistribute it and/or modify
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// it under the terms of the GNU General Public License version 2 as
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// published by the Free Software Foundation.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public
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// License along with this program; if not, write to the Free Software
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// Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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//
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#include <errno.h>
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#include <math.h>
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#include "rdaudioconvert.h"
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#include "rdaudioexport.h"
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#include "rdaudioimport.h"
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#include "rdcart.h"
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#include "rdconf.h"
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#include "rdcut.h"
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#include "rdrenderer.h"
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__RDRenderLogLine::__RDRenderLogLine(RDLogLine *ll,RDUser *user,
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RDStation *station,RDSystem *sys,
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RDConfig *config,unsigned chans)
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: RDLogLine(*ll)
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{
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ll_cart=NULL;
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ll_cut=NULL;
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ll_handle=NULL;
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ll_user=user;
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ll_station=station;
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ll_system=sys;
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ll_config=config;
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ll_channels=chans;
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ll_ramp_level=0.0;
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ll_ramp_rate=0.0;
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}
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RDCart *__RDRenderLogLine::cart() const
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{
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return ll_cart;
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}
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RDCut *__RDRenderLogLine::cut() const
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{
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return ll_cut;
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}
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SNDFILE *__RDRenderLogLine::handle() const
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{
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return ll_handle;
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}
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double __RDRenderLogLine::rampLevel() const
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{
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return ll_ramp_level;
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}
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void __RDRenderLogLine::setRampLevel(double lvl)
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{
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ll_ramp_level=lvl;
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}
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double __RDRenderLogLine::rampRate() const
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{
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return ll_ramp_rate;
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}
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void __RDRenderLogLine::setRampRate(double lvl)
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{
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ll_ramp_rate=lvl;
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}
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void __RDRenderLogLine::setRamp(RDLogLine::TransType next_trans)
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{
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if((next_trans==RDLogLine::Segue)&&
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(ll_cut->segueStartPoint()>=0)&&(ll_cut->segueEndPoint()>=0)) {
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ll_ramp_rate=((double)RD_FADE_DEPTH)/
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((double)FramesFromMsec(ll_cut->segueEndPoint()-ll_cut->segueStartPoint()));
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}
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}
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bool __RDRenderLogLine::open(const QTime &time)
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{
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QString cutname;
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SF_INFO sf_info;
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if(type()==RDLogLine::Cart) {
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ll_cart=new RDCart(cartNumber());
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if(ll_cart->exists()&&(ll_cart->type()==RDCart::Audio)) {
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if(ll_cart->selectCut(&cutname,time)) {
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ll_cut=new RDCut(cutname);
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QString filename;
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if(GetCutFile(cutname,ll_cut->startPoint(),ll_cut->endPoint(),
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&filename)) {
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ll_handle=sf_open(filename,SFM_READ,&sf_info);
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if(ll_handle!=NULL) {
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DeleteCutFile(filename);
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return true;
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}
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}
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}
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}
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}
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return false;
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}
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void __RDRenderLogLine::close()
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{
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sf_close(ll_handle);
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ll_handle=NULL;
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}
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QString __RDRenderLogLine::summary() const
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{
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QString ret=QString().sprintf("unknown event [type: %d]",type());
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switch(type()) {
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case RDLogLine::Cart:
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ret=QString().sprintf("cart %06u [",cartNumber())+title()+"]";
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break;
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case RDLogLine::Marker:
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ret="marker ["+markerComment()+"]";
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break;
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case RDLogLine::Macro:
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ret="macro cart ["+title()+"]";
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break;
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case RDLogLine::Chain:
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ret="chain-to ["+markerLabel()+"]";
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break;
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case RDLogLine::Track:
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ret="track marker ["+markerComment()+"]";
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break;
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case RDLogLine::MusicLink:
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ret="music link";
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break;
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case RDLogLine::TrafficLink:
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ret="traffic link";
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break;
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case RDLogLine::OpenBracket:
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case RDLogLine::CloseBracket:
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case RDLogLine::UnknownType:
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break;
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}
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return ret;
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}
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bool __RDRenderLogLine::GetCutFile(const QString &cutname,int start_pt,
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int end_pt,QString *dest_filename) const
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{
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bool ret=false;
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RDAudioConvert::ErrorCode conv_err;
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RDAudioExport::ErrorCode export_err;
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char tempdir[PATH_MAX];
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strncpy(tempdir,RDTempDir()+"/rdrenderXXXXXX",PATH_MAX);
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*dest_filename=QString(mkdtemp(tempdir))+"/"+cutname+".wav";
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RDAudioExport *conv=new RDAudioExport(ll_station,ll_config);
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conv->setDestinationFile(*dest_filename);
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conv->setCartNumber(RDCut::cartNumber(cutname));
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conv->setCutNumber(RDCut::cutNumber(cutname));
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RDSettings s;
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s.setFormat(RDSettings::Pcm16);
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s.setSampleRate(ll_system->sampleRate());
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s.setChannels(ll_channels);
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s.setNormalizationLevel(0);
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conv->setDestinationSettings(&s);
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conv->setRange(start_pt,end_pt);
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conv->setEnableMetadata(false);
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switch(export_err=conv->runExport(ll_user->name(),
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ll_user->password(),&conv_err)) {
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case RDAudioExport::ErrorOk:
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ret=true;
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break;
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default:
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ret=false;
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printf("export err %d [%s]\n",export_err,
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(const char *)RDAudioExport::errorText(export_err,conv_err));
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break;
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}
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delete conv;
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return ret;
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}
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void __RDRenderLogLine::DeleteCutFile(const QString &dest_filename) const
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{
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unlink(dest_filename);
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QStringList f0=f0.split("/",dest_filename);
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f0.erase(f0.fromLast());
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rmdir("/"+f0.join("/"));
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}
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uint64_t __RDRenderLogLine::FramesFromMsec(uint64_t msec)
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{
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return msec*ll_system->sampleRate()/1000;
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}
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RDRenderer::RDRenderer(RDUser *user,RDStation *station,RDSystem *system,
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RDConfig *config,QObject *parent)
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: QObject(parent)
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{
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render_user=user;
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render_station=station;
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render_system=system;
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render_config=config;
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}
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RDRenderer::~RDRenderer()
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{
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}
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bool RDRenderer::renderToFile(const QString &outfile,RDLogEvent *log,
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unsigned chans,RDSettings *s,
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const QTime &start_time,bool ignore_stops,
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QString *err_msg,int first_line,int last_line,
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const QTime &first_time,const QTime &last_time)
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{
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QString temp_output_filename;
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char tempdir[PATH_MAX];
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bool ok=false;
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FILE *f=NULL;
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//
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// Verify Destination
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//
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if((f=fopen(outfile,"w"))==NULL) {
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*err_msg=tr("unable to open output file")+" ["+strerror(errno)+"]";
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return false;
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}
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fclose(f);
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if(((s->format()!=RDSettings::Pcm16)&&(s->format()!=RDSettings::Pcm24))||
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(s->normalizationLevel()!=0)) {
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ProgressMessage("Pass 1 of 2");
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//
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// Get Temporary File
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//
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strncpy(tempdir,RDTempDir()+"/rdrenderXXXXXX",PATH_MAX);
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temp_output_filename=QString(mkdtemp(tempdir))+"/log.wav";
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ProgressMessage(tr("Using temporary file")+" \""+temp_output_filename+"\".");
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//
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// Render It
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//
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if(!Render(temp_output_filename,log,chans,s,start_time,ignore_stops,err_msg,
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first_line,last_line,first_time,last_time)) {
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return false;
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}
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//
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// Convert It
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//
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ProgressMessage(tr("Pass 2 of 2"));
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ProgressMessage(tr("Writing output file"));
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ok=ConvertAudio(temp_output_filename,outfile,s,err_msg);
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DeleteTempFile(temp_output_filename);
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if(!ok) {
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return false;
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}
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}
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else {
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ProgressMessage(tr("Pass 1 of 1"));
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return Render(outfile,log,chans,s,start_time,ignore_stops,err_msg,
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first_line,last_line,first_time,last_time);
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}
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return true;
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}
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bool RDRenderer::renderToCart(unsigned cartnum,int cutnum,RDLogEvent *log,
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unsigned chans,RDSettings *s,
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const QTime &start_time,bool ignore_stops,
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QString *err_msg,int first_line,int last_line,
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const QTime &first_time,const QTime &last_time)
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{
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QString temp_output_filename;
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char tempdir[PATH_MAX];
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bool ok=false;
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ProgressMessage(tr("Pass 1 of 2"));
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//
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// Verify Destination
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//
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if(!RDCart::exists(cartnum)) {
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*err_msg=tr("no such cart");
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return false;
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}
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if(!RDCut::exists(cartnum,cutnum)) {
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*err_msg=tr("no such cut");
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return false;
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}
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//
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// Get Temporary File
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//
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strncpy(tempdir,RDTempDir()+"/rdrenderXXXXXX",PATH_MAX);
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temp_output_filename=QString(mkdtemp(tempdir))+"/log.wav";
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ProgressMessage(tr("Using temporary file")+" \""+temp_output_filename+"\".");
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//
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// Render It
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//
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if(!Render(temp_output_filename,log,chans,s,start_time,ignore_stops,err_msg,
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first_line,last_line,first_time,last_time)) {
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return false;
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}
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//
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// Convert It
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//
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ProgressMessage(tr("Pass 2 of 2"));
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ProgressMessage(tr("Importing cart"));
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ok=ImportCart(temp_output_filename,cartnum,cutnum,err_msg);
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DeleteTempFile(temp_output_filename);
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if(!ok) {
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return false;
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}
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return true;
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}
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QStringList RDRenderer::warnings() const
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{
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return render_warnings;
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}
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bool RDRenderer::Render(const QString &outfile,RDLogEvent *log,unsigned chans,
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RDSettings *s,const QTime &start_time,bool ignore_stops,
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QString *err_msg,int first_line,int last_line,
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const QTime &first_time,const QTime &last_time)
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{
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float *pcm=NULL;
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QTime current_time=start_time;
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QString temp_output_filename;
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render_warnings.clear();
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//
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// Open Output File
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//
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SF_INFO sf_info;
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SNDFILE *sf_out;
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memset(&sf_info,0,sizeof(sf_info));
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sf_info.samplerate=render_system->sampleRate();
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sf_info.channels=chans;
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if(s->format()==RDSettings::Pcm16) {
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sf_info.format=SF_FORMAT_WAV|SF_FORMAT_PCM_16;
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}
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else {
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sf_info.format=SF_FORMAT_WAV|SF_FORMAT_PCM_24;
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}
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sf_out=sf_open(outfile,SFM_WRITE,&sf_info);
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if(sf_out==NULL) {
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fprintf(stderr,"rdrender: unable to open output file [%s]\n",
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sf_strerror(sf_out));
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return 1;
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}
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//
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// Initialize the log
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//
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std::vector<__RDRenderLogLine *> lls;
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for(int i=0;i<log->size();i++) {
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lls.push_back(new __RDRenderLogLine(log->logLine(i),render_user,
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render_station,render_system,
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render_config,chans));
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if(ignore_stops&&(lls.back()->transType()==RDLogLine::Stop)) {
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lls.back()->setTransType(RDLogLine::Play);
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}
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if((!first_time.isNull())&&
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(lls.back()->timeType()==RDLogLine::Hard)&&
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(first_line==-1)&&
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(lls.back()->startTime(RDLogLine::Imported)==first_time)) {
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first_line=i;
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}
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if((!last_time.isNull())&&
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(lls.back()->timeType()==RDLogLine::Hard)&&
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(last_line==-1)&&
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(lls.back()->startTime(RDLogLine::Imported)==last_time)) {
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last_line=i;
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}
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}
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if((!first_time.isNull())&&(first_line==-1)) {
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*err_msg+=tr("first-time event not found");
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}
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if((!last_time.isNull())&&(last_line==-1)) {
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if(!err_msg->isEmpty()) {
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*err_msg+=", ";
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}
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*err_msg+=tr("last-time event not found");
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}
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if(!err_msg->isEmpty()) {
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return false;
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}
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lls.push_back(new __RDRenderLogLine(new RDLogLine(),render_user,
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render_station,render_system,
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render_config,chans));
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lls.back()->setTransType(RDLogLine::Play);
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if((!first_time.isNull())&&(first_line==-1)) {
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first_line=log->size();
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}
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//
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// Iterate through it
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//
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for(unsigned i=0;i<lls.size();i++) {
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if(((first_line==-1)||(first_line<=(int)i))&&
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((last_line==-1)||(last_line>(int)i))) {
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if(lls.at(i)->transType()==RDLogLine::Stop) {
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ProgressMessage(current_time,i,tr("STOP")+" ",lls.at(i)->summary());
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render_warnings.
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push_back(tr("log render halted at line")+QString().sprintf(" %d ",i)+
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tr("due to STOP"));
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break;
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}
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if(lls.at(i)->open(current_time)) {
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ProgressMessage(current_time,i,
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RDLogLine::transText(lls.at(i)->transType()),
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QString().sprintf(" cart %06u [",lls.at(i)->cartNumber())+
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lls.at(i)->title()+"]");
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sf_count_t frames=0;
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if((lls.at(i+1)->transType()==RDLogLine::Segue)&&
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(lls.at(i)->cut()->segueStartPoint()>=0)) {
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frames=FramesFromMsec(lls.at(i)->cut()->segueStartPoint()-
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lls.at(i)->cut()->startPoint());
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current_time=
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current_time.addMSecs(lls.at(i)->cut()->segueStartPoint()-
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lls.at(i)->cut()->startPoint());
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}
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else {
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frames=FramesFromMsec(lls.at(i)->cut()->endPoint()-
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lls.at(i)->cut()->startPoint());
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current_time=current_time.addMSecs(lls.at(i)->cut()->endPoint()-
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lls.at(i)->cut()->startPoint());
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}
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pcm=new float[frames*chans];
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memset(pcm,0,frames*chans);
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for(unsigned j=0;j<i;j++) {
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Sum(pcm,lls.at(j),frames,chans);
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}
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Sum(pcm,lls.at(i),frames,chans);
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sf_writef_float(sf_out,pcm,frames);
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delete pcm;
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pcm=NULL;
|
||||
lls.at(i)->setRamp(lls.at(i+1)->transType());
|
||||
}
|
||||
else {
|
||||
if(i<(lls.size()-1)) {
|
||||
if(lls.at(i)->type()==RDLogLine::Cart) {
|
||||
ProgressMessage(current_time,i,tr("FAIL"),lls.at(i)->summary()+
|
||||
" ("+tr("NO AUDIO AVAILABLE")+")");
|
||||
render_warnings.
|
||||
push_back(lls.at(i)->summary()+tr("at line")+
|
||||
QString().sprintf(" %d ",i)+
|
||||
tr("failed to play (NO AUDIO AVAILABLE)"));
|
||||
}
|
||||
else {
|
||||
ProgressMessage(current_time,i,tr("SKIP"),lls.at(i)->summary());
|
||||
}
|
||||
}
|
||||
else {
|
||||
ProgressMessage(current_time,lls.size()-1,
|
||||
tr("STOP"),tr("--- end of log ---"));
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
sf_close(sf_out);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
|
||||
void RDRenderer::Sum(float *pcm_out,__RDRenderLogLine *ll,sf_count_t frames,
|
||||
unsigned chans)
|
||||
{
|
||||
if(ll->handle()!=NULL) {
|
||||
float *pcm=new float[frames*chans];
|
||||
|
||||
memset(pcm,0,frames*chans);
|
||||
sf_count_t n=sf_readf_float(ll->handle(),pcm,frames);
|
||||
for(sf_count_t i=0;i<n;i+=chans) {
|
||||
double ratio=exp10(((double)i*ll->rampRate()+ll->rampLevel())/2000.0);
|
||||
for(sf_count_t j=0;j<chans;j++) {
|
||||
pcm_out[i*chans+j]+=ratio*pcm[i*chans+j];
|
||||
}
|
||||
}
|
||||
ll->setRampLevel((double)n*ll->rampRate()+ll->rampLevel());
|
||||
if(n<frames) {
|
||||
ll->close();
|
||||
}
|
||||
delete pcm;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
bool RDRenderer::ConvertAudio(const QString &srcfile,const QString &dstfile,
|
||||
RDSettings *s,QString *err_msg)
|
||||
{
|
||||
RDAudioConvert::ErrorCode err_code;
|
||||
|
||||
RDAudioConvert *conv=new RDAudioConvert(render_station->name(),this);
|
||||
conv->setSourceFile(srcfile);
|
||||
conv->setDestinationFile(dstfile);
|
||||
conv->setDestinationSettings(s);
|
||||
err_code=conv->convert();
|
||||
*err_msg=RDAudioConvert::errorText(err_code);
|
||||
delete conv;
|
||||
|
||||
return err_code==RDAudioConvert::ErrorOk;
|
||||
}
|
||||
|
||||
|
||||
bool RDRenderer::ImportCart(const QString &srcfile,unsigned cartnum,int cutnum,
|
||||
QString *err_msg)
|
||||
{
|
||||
RDAudioImport::ErrorCode err_import_code;
|
||||
RDAudioConvert::ErrorCode err_conv_code;
|
||||
RDSettings settings;
|
||||
|
||||
settings.setNormalizationLevel(0);
|
||||
|
||||
RDAudioImport *conv=new RDAudioImport(render_station,render_config,this);
|
||||
conv->setCartNumber(cartnum);
|
||||
conv->setCutNumber(cutnum);
|
||||
conv->setSourceFile(srcfile);
|
||||
conv->setUseMetadata(false);
|
||||
conv->setDestinationSettings(&settings);
|
||||
err_import_code=
|
||||
conv->runImport(render_user->name(),render_user->password(),&err_conv_code);
|
||||
*err_msg=RDAudioImport::errorText(err_import_code,err_conv_code);
|
||||
delete conv;
|
||||
return err_import_code==RDAudioImport::ErrorOk;
|
||||
}
|
||||
|
||||
|
||||
void RDRenderer::DeleteTempFile(const QString &filename) const
|
||||
{
|
||||
unlink(filename);
|
||||
QStringList f0=f0.split("/",filename);
|
||||
f0.erase(f0.fromLast());
|
||||
rmdir("/"+f0.join("/"));
|
||||
}
|
||||
|
||||
|
||||
uint64_t RDRenderer::FramesFromMsec(uint64_t msec) const
|
||||
{
|
||||
return msec*render_system->sampleRate()/1000;
|
||||
}
|
||||
|
||||
|
||||
void RDRenderer::ProgressMessage(const QString &msg)
|
||||
{
|
||||
emit progressMessageSent(msg);
|
||||
}
|
||||
|
||||
|
||||
void RDRenderer::ProgressMessage(const QTime &time,int line,
|
||||
const QString &trans,const QString &msg)
|
||||
{
|
||||
QString str=QString().sprintf("%04d : ",line)+
|
||||
time.toString("hh:mm:ss")+" : "+
|
||||
QString().sprintf("%-5s",(const char *)trans)+msg;
|
||||
emit progressMessageSent(str);
|
||||
}
|
||||
Reference in New Issue
Block a user