Remove ancient trunk folder from svn repository
[synfig.git] / synfig-core / src / tool / main.cpp
diff --git a/synfig-core/src/tool/main.cpp b/synfig-core/src/tool/main.cpp
new file mode 100644 (file)
index 0000000..fbf64b0
--- /dev/null
@@ -0,0 +1,1434 @@
+/* === S Y N F I G ========================================================= */
+/*!    \file tool/main.cpp
+**     \brief SYNFIG Tool
+**
+**     $Id$
+**
+**     \legal
+**     Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
+**     Copyright (c) 2007, 2008 Chris Moore
+**
+**     This package is free software; you can redistribute it and/or
+**     modify it under the terms of the GNU General Public License as
+**     published by the Free Software Foundation; either version 2 of
+**     the License, or (at your option) any later version.
+**
+**     This package 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.
+**     \endlegal
+*/
+/* ========================================================================= */
+
+/* === H E A D E R S ======================================================= */
+
+#ifdef USING_PCH
+#      include "pch.h"
+#else
+#ifdef HAVE_CONFIG_H
+#      include <config.h>
+#endif
+
+#include <iostream>
+#include <ETL/stringf>
+#include <list>
+#include <ETL/clock>
+#include <algorithm>
+#include <cstring>
+
+#include <synfig/loadcanvas.h>
+#include <synfig/savecanvas.h>
+#include <synfig/target_scanline.h>
+#include <synfig/module.h>
+#include <synfig/importer.h>
+#include <synfig/layer.h>
+#include <synfig/canvas.h>
+#include <synfig/target.h>
+#include <synfig/time.h>
+#include <synfig/string.h>
+#include <synfig/paramdesc.h>
+#include <synfig/main.h>
+#include <synfig/guid.h>
+#include <autorevision.h>
+#endif
+
+using namespace std;
+using namespace etl;
+using namespace synfig;
+
+/* === M A C R O S ========================================================= */
+
+#ifdef ENABLE_NLS
+#undef _
+#define _(x) gettext(x)
+#else
+#undef _
+#define _(x) (x)
+#endif
+
+enum exit_code
+{
+       SYNFIGTOOL_OK                           = 0,
+       SYNFIGTOOL_FILENOTFOUND         = 1,
+       SYNFIGTOOL_BORED                        = 2,
+       SYNFIGTOOL_HELP                         = 3,
+       SYNFIGTOOL_UNKNOWNARGUMENT      = 4,
+       SYNFIGTOOL_UNKNOWNERROR         = 5,
+       SYNFIGTOOL_INVALIDTARGET        = 6,
+       SYNFIGTOOL_RENDERFAILURE        = 7,
+       SYNFIGTOOL_BLANK                        = 8,
+       SYNFIGTOOL_BADVERSION           = 9,
+       SYNFIGTOOL_MISSINGARGUMENT      =10
+};
+
+#ifndef VERSION
+#define VERSION "unknown"
+#define PACKAGE "synfig-tool"
+#endif
+
+#ifdef DEFAULT_QUALITY
+#undef DEFAULT_QUALITY
+#endif
+
+#define DEFAULT_QUALITY                2
+#define VERBOSE_OUT(x) if(verbosity>=(x))std::cerr
+
+/* === G L O B A L S ======================================================= */
+
+const char *progname;
+int verbosity=0;
+bool be_quiet=false;
+bool print_benchmarks=false;
+
+/* === M E T H O D S ======================================================= */
+
+class Progress : public synfig::ProgressCallback
+{
+       const char *program;
+
+public:
+
+       Progress(const char *name):program(name) { }
+
+       virtual bool
+       task(const String &task)
+       {
+               VERBOSE_OUT(1)<<program<<": "<<task<<std::endl;
+               return true;
+       }
+
+       virtual bool
+       error(const String &task)
+       {
+               std::cerr<<program<<": "<<_("error")<<": "<<task<<std::endl;
+               return true;
+       }
+
+       virtual bool
+       warning(const String &task)
+       {
+               std::cerr<<program<<": "<<_("warning")<<": "<<task<<std::endl;
+               return true;
+       }
+
+       virtual bool
+       amount_complete(int /*current*/, int /*total*/)
+       {
+               return true;
+       }
+};
+
+class RenderProgress : public synfig::ProgressCallback
+{
+       string taskname;
+
+       etl::clock clk;
+       int clk_scanline; // The scanline at which the clock was reset
+       etl::clock clk2;
+
+       float last_time;
+public:
+
+       RenderProgress():clk_scanline(0), last_time(0) { }
+
+       virtual bool
+       task(const String &thetask)
+       {
+               taskname=thetask;
+               return true;
+       }
+
+       virtual bool
+       error(const String &task)
+       {
+               std::cout<<_("error")<<": "<<task<<std::endl;
+               return true;
+       }
+
+       virtual bool
+       warning(const String &task)
+       {
+               std::cout<<_("warning")<<": "<<task<<std::endl;
+               return true;
+       }
+
+       virtual bool
+       amount_complete(int scanline, int h)
+       {
+               if(be_quiet)return true;
+               if(scanline!=h)
+               {
+                       const float time(clk()*(float)(h-scanline)/(float)(scanline-clk_scanline));
+                       const float delta(time-last_time);
+
+                       int weeks=0,days=0,hours=0,minutes=0,seconds=0;
+
+                       last_time=time;
+
+                       if(clk2()<0.2)
+                               return true;
+                       clk2.reset();
+
+                       if(scanline)
+                               seconds=(int)time+1;
+                       else
+                       {
+                               //cerr<<"reset"<<endl;
+                               clk.reset();
+                               clk_scanline=scanline;
+                       }
+
+                       if(seconds<0)
+                       {
+                               clk.reset();
+                               clk_scanline=scanline;
+                               seconds=0;
+                       }
+                       while(seconds>=60)
+                               minutes++,seconds-=60;
+                       while(minutes>=60)
+                               hours++,minutes-=60;
+                       while(hours>=24)
+                               days++,hours-=24;
+                       while(days>=7)
+                               weeks++,days-=7;
+
+                       cerr<<taskname<<": "<<_("Line")<<" "<<scanline<<_(" of ")<<h<<" -- ";
+                       //cerr<<time/(h-clk_scanline)<<" ";
+                       /*
+                       if(delta>=-time/(h-clk_scanline)  )
+                               cerr<<">";
+                       */
+                       if(delta>=0 && clk()>4.0 && scanline>clk_scanline+200)
+                       {
+                               //cerr<<"reset"<<endl;
+                               clk.reset();
+                               clk_scanline=scanline;
+                       }
+
+                       if(weeks)
+                               cerr<<weeks<<"w ";
+                       if(days)
+                               cerr<<days<<"d ";
+                       if(hours)
+                               cerr<<hours<<"h ";
+                       if(minutes)
+                               cerr<<minutes<<"m ";
+                       if(seconds)
+                               cerr<<seconds<<"s ";
+
+                       cerr<<"           \r";
+               }
+               else
+                       cerr<<taskname<<": "<<_("DONE")<<"                        "<<endl;;
+               return true;
+       }
+};
+
+struct Job
+{
+       String filename;
+       String outfilename;
+
+       RendDesc desc;
+
+       Canvas::Handle root;
+       Canvas::Handle canvas;
+       Target::Handle target;
+
+       int quality;
+       bool sifout;
+       bool list_canvases;
+
+       bool canvas_info, canvas_info_all, canvas_info_time_start, canvas_info_time_end, canvas_info_frame_rate,
+                canvas_info_frame_start, canvas_info_frame_end, canvas_info_w, canvas_info_h, canvas_info_image_aspect,
+                canvas_info_pw, canvas_info_ph, canvas_info_pixel_aspect, canvas_info_tl, canvas_info_br,
+                canvas_info_physical_w, canvas_info_physical_h, canvas_info_x_res, canvas_info_y_res, canvas_info_span,
+                canvas_info_interlaced, canvas_info_antialias, canvas_info_clamp, canvas_info_flags, canvas_info_focus,
+                canvas_info_bg_color, canvas_info_metadata;
+
+       Job()
+       {
+               canvas_info = canvas_info_all = canvas_info_time_start = canvas_info_time_end = canvas_info_frame_rate = canvas_info_frame_start = canvas_info_frame_end = canvas_info_w = canvas_info_h = canvas_info_image_aspect = canvas_info_pw = canvas_info_ph = canvas_info_pixel_aspect = canvas_info_tl = canvas_info_br = canvas_info_physical_w = canvas_info_physical_h = canvas_info_x_res = canvas_info_y_res = canvas_info_span = canvas_info_interlaced = canvas_info_antialias = canvas_info_clamp = canvas_info_flags = canvas_info_focus = canvas_info_bg_color = canvas_info_metadata = false;
+       };
+};
+
+typedef list<String> arg_list_t;
+typedef list<Job> job_list_t;
+
+void guid_test()
+{
+       cout<<"GUID Test"<<endl;
+       for(int i=20;i;i--)
+               cout<<synfig::GUID().get_string()<<' '<<synfig::GUID().get_string()<<endl;
+}
+
+void signal_test_func()
+{
+       cout<<"**SIGNAL CALLED**"<<endl;
+}
+
+void signal_test()
+{
+       sigc::signal<void> sig;
+       sigc::connection conn;
+       cout<<"Signal Test"<<endl;
+       conn=sig.connect(sigc::ptr_fun(signal_test_func));
+       cout<<"Next line should exclaim signal called."<<endl;
+       sig();
+       conn.disconnect();
+       cout<<"Next line should NOT exclaim signal called."<<endl;
+       sig();
+       cout<<"done."<<endl;
+}
+
+/* === P R O C E D U R E S ================================================= */
+
+void display_help_option(const char *flag, const char *arg, string description)
+{
+       const char spaces[]="                      ";
+       if(arg)
+               cerr << strprintf(" %s %s %s", flag, arg, spaces+strlen(arg)+strlen(flag)+1)+description << endl;
+       else
+               cerr << strprintf(" %s %s", flag, spaces+strlen(flag))+description << endl;
+}
+
+void display_help(bool full)
+{
+       cerr << endl << _("syntax: ") << progname << " [DEFAULT OPTIONS] ([SIF FILE] [SPECIFIC OPTIONS])..." << endl << endl;
+
+       if(full)
+       {
+               display_help_option("-t", "<output type>", _("Specify output target (Default:unknown)"));
+               display_help_option("-w", "<pixel width>", _("Set the image width (Use zero for file default)"));
+               display_help_option("-h", "<pixel height>", _("Set the image height (Use zero for file default)"));
+               display_help_option("-s", "<image dist>", _("Set the diagonal size of image window (Span)"));
+               display_help_option("-a", "<1...30>", _("Set antialias amount for parametric renderer."));
+               display_help_option("-Q", "<0...10>", strprintf(_("Specify image quality for accelerated renderer (default=%d)"), DEFAULT_QUALITY).c_str());
+               display_help_option("-g", "<amount>", _("Gamma (default=2.2)"));
+               display_help_option("-v", NULL, _("Verbose Output (add more for more verbosity)"));
+               display_help_option("-q", NULL, _("Quiet mode (No progress/time-remaining display)"));
+               display_help_option("-c", "<canvas id>", _("Render the canvas with the given id instead of the root."));
+               display_help_option("-o", "<output file>", _("Specify output filename"));
+               display_help_option("-T", "<# of threads>", _("Enable multithreaded renderer using specified # of threads"));
+               display_help_option("-b", NULL, _("Print Benchmarks"));
+               display_help_option("--fps", "<framerate>", _("Set the frame rate"));
+               display_help_option("--time", "<time>", _("Render a single frame at <seconds>"));
+               display_help_option("--begin-time", "<time>", _("Set the starting time"));
+               display_help_option("--start-time", "<time>", _("Set the starting time"));
+               display_help_option("--end-time", "<time>", _("Set the ending time"));
+               display_help_option("--dpi", "<res>", _("Set the physical resolution (dots-per-inch)"));
+               display_help_option("--dpi-x", "<res>", _("Set the physical X resolution (dots-per-inch)"));
+               display_help_option("--dpi-y", "<res>", _("Set the physical Y resolution (dots-per-inch)"));
+
+               display_help_option("--list-canvases", NULL, _("List the exported canvases in the composition"));
+               display_help_option("--canvas-info", "<fields>", _("Print out specified details of the root canvas"));
+               display_help_option("--append", "<filename>", _("Append layers in <filename> to composition"));
+
+               display_help_option("--layer-info", "<layer>", _("Print out layer's description, parameter info, etc."));
+               display_help_option("--layers", NULL, _("Print out the list of available layers"));
+               display_help_option("--targets", NULL, _("Print out the list of available targets"));
+               display_help_option("--importers", NULL, _("Print out the list of available importers"));
+               display_help_option("--valuenodes", NULL, _("Print out the list of available ValueNodes"));
+               display_help_option("--modules", NULL, _("Print out the list of loaded modules"));
+               display_help_option("--version", NULL, _("Print out version information"));
+               display_help_option("--info", NULL, _("Print out misc build information"));
+               display_help_option("--license", NULL, _("Print out license information"));
+
+#ifdef _DEBUG
+               display_help_option("--guid-test", NULL, _("Test GUID generation"));
+               display_help_option("--signal-test", NULL, _("Test signal implementation"));
+#endif
+       }
+       else
+               display_help_option("--help", NULL, _("Print out usage and syntax info"));
+
+       cerr << endl;
+}
+
+int process_global_flags(arg_list_t &arg_list)
+{
+       arg_list_t::iterator iter, next;
+
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+       {
+               if(*iter == "--")
+                       return SYNFIGTOOL_OK;
+
+               if(*iter == "--signal-test")
+               {
+                       signal_test();
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--guid-test")
+               {
+                       guid_test();
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--help")
+               {
+                       display_help(true);
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--info")
+               {
+                       cout<<PACKAGE"-"VERSION<<endl;
+                       #ifdef DEVEL_VERSION
+                               cout<<endl<<DEVEL_VERSION<<endl<<endl;
+                       #endif
+                       cout<<"Compiled on "__DATE__ /* " at "__TIME__ */;
+#ifdef __GNUC__
+                       cout<<" with GCC "<<__VERSION__;
+#endif
+#ifdef _MSC_VER
+                       cout<<" with Microsoft Visual C++ "<<(_MSC_VER>>8)<<'.'<<(_MSC_VER&255);
+#endif
+#ifdef __TCPLUSPLUS__
+                       cout<<" with Borland Turbo C++ "<<(__TCPLUSPLUS__>>8)<<'.'<<((__TCPLUSPLUS__&255)>>4)<<'.'<<(__TCPLUSPLUS__&15);
+#endif
+                       cout<<endl<<SYNFIG_COPYRIGHT<<endl;
+                       cout<<endl;
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--layers")
+               {
+                       Progress p(PACKAGE);
+                       synfig::Main synfig_main(dirname(progname),&p);
+                       synfig::Layer::Book::iterator iter=synfig::Layer::book().begin();
+                       for(;iter!=synfig::Layer::book().end();iter++)
+                               if (iter->second.category != CATEGORY_DO_NOT_USE)
+                                       cout<<iter->first<<endl;
+
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--layer-info")
+               {
+                       Progress p(PACKAGE);
+                       synfig::Main synfig_main(dirname(progname),&p);
+                       iter=next++;
+                       if (iter==arg_list.end())
+                       {
+                               error("The `%s' flag requires a value.  Use --help for a list of options.", "--layer-info");
+                               return SYNFIGTOOL_MISSINGARGUMENT;
+                       }
+                       Layer::Handle layer=synfig::Layer::create(*iter);
+                       cout<<"Layer Name: "<<layer->get_name()<<endl;
+                       cout<<"Localized Layer Name: "<<layer->get_local_name()<<endl;
+                       cout<<"Version: "<<layer->get_version()<<endl;
+                       Layer::Vocab vocab=layer->get_param_vocab();
+                       for(;!vocab.empty();vocab.pop_front())
+                       {
+                               cout<<"param - "<<vocab.front().get_name();
+                               if(!vocab.front().get_critical())
+                                       cout<<" (not critical)";
+                               cout<<endl<<"\tLocalized Name: "<<vocab.front().get_local_name()<<endl;
+                               if(!vocab.front().get_description().empty())
+                                       cout<<"\tDescription: "<<vocab.front().get_description()<<endl;
+                               if(!vocab.front().get_hint().empty())
+                                       cout<<"\tHint: "<<vocab.front().get_hint()<<endl;
+                       }
+
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--modules")
+               {
+                       Progress p(PACKAGE);
+                       synfig::Main synfig_main(dirname(progname),&p);
+                       synfig::Module::Book::iterator iter=synfig::Module::book().begin();
+                       for(;iter!=synfig::Module::book().end();iter++)
+                               cout<<iter->first<<endl;
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--targets")
+               {
+                       Progress p(PACKAGE);
+                       synfig::Main synfig_main(dirname(progname),&p);
+                       synfig::Target::Book::iterator iter=synfig::Target::book().begin();
+                       for(;iter!=synfig::Target::book().end();iter++)
+                               cout<<iter->first<<endl;
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--valuenodes")
+               {
+                       Progress p(PACKAGE);
+                       synfig::Main synfig_main(dirname(progname),&p);
+                       synfig::LinkableValueNode::Book::iterator iter=synfig::LinkableValueNode::book().begin();
+                       for(;iter!=synfig::LinkableValueNode::book().end();iter++)
+                               cout<<iter->first<<endl;
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--importers")
+               {
+                       Progress p(PACKAGE);
+                       synfig::Main synfig_main(dirname(progname),&p);
+                       synfig::Importer::Book::iterator iter=synfig::Importer::book().begin();
+                       for(;iter!=synfig::Importer::book().end();iter++)
+                               cout<<iter->first<<endl;
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--version")
+               {
+                       cerr<<PACKAGE<<" "<<VERSION<<endl;
+                       arg_list.erase(iter);
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "--license")
+               {
+                       cerr<<PACKAGE<<" "<<VERSION<<endl;
+                       cout<<SYNFIG_COPYRIGHT<<endl<<endl;
+                       cerr<<"\
+**     This package is free software; you can redistribute it and/or\n\
+**     modify it under the terms of the GNU General Public License as\n\
+**     published by the Free Software Foundation; either version 2 of\n\
+**     the License, or (at your option) any later version.\n\
+**\n\
+**     " << endl << endl;
+                       arg_list.erase(iter);
+                       return SYNFIGTOOL_HELP;
+               }
+
+               if(*iter == "-v")
+               {
+                       verbosity++;
+                       arg_list.erase(iter);
+                       continue;
+               }
+
+               if(*iter == "-q")
+               {
+                       be_quiet=true;
+                       arg_list.erase(iter);
+                       continue;
+               }
+               if(*iter == "-b")
+               {
+                       print_benchmarks=true;
+                       arg_list.erase(iter);
+                       continue;
+               }
+       }
+
+       return SYNFIGTOOL_OK;
+}
+
+/* true if the given flag takes an extra parameter */
+bool flag_requires_value(String flag)
+{
+       return (flag=="-a"                      || flag=="-c"                   || flag=="-g"                   || flag=="-h"                   || flag=="-o"                   ||
+                       flag=="-Q"                      || flag=="-s"                   || flag=="-t"                   || flag=="-T"                   || flag=="-w"                   ||
+                       flag=="--append"        || flag=="--begin-time" || flag=="--canvas-info"|| flag=="--dpi"                || flag=="--dpi-x"              ||
+                       flag=="--dpi-y"         || flag=="--end-time"   || flag=="--fps"                || flag=="--layer-info" || flag=="--start-time" ||
+                       flag=="--time"          );
+}
+
+int extract_arg_cluster(arg_list_t &arg_list,arg_list_t &cluster)
+{
+       arg_list_t::iterator iter, next;
+
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+       {
+               if(*iter->begin() != '-')
+               {
+                       //cerr<<*iter->begin()<<"-----------"<<endl;
+                       return SYNFIGTOOL_OK;
+               }
+
+               if (flag_requires_value(*iter))
+               {
+                       cluster.push_back(*iter);
+                       arg_list.erase(iter);
+                       iter=next++;
+                       if (iter==arg_list.end())
+                       {
+                               error("The `%s' flag requires a value.  Use --help for a list of options.", cluster.back().c_str());
+                               return SYNFIGTOOL_MISSINGARGUMENT;
+                       }
+               }
+
+               cluster.push_back(*iter);
+               arg_list.erase(iter);
+       }
+
+       return SYNFIGTOOL_OK;
+}
+
+int extract_RendDesc(arg_list_t &arg_list,RendDesc &desc)
+{
+       arg_list_t::iterator iter, next;
+       int w=0,h=0;
+       float span=0;
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+       {
+               if(*iter=="-w")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       w=atoi(iter->c_str());
+                       arg_list.erase(iter);
+               }
+               else if(*iter=="-h")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       h=atoi(iter->c_str());
+                       arg_list.erase(iter);
+               }
+               else if(*iter=="-a")
+               {
+            int a;
+                       arg_list.erase(iter);
+                       iter=next++;
+                       a=atoi(iter->c_str());
+                       desc.set_antialias(a);
+                       VERBOSE_OUT(1)<<strprintf(_("Antialiasing set to %d, (%d samples per pixel)"),a,a*a)<<endl;
+                       arg_list.erase(iter);
+               }
+               else if(*iter=="-s")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       span=atof(iter->c_str());
+                       VERBOSE_OUT(1)<<strprintf(_("Span set to %d units"),span)<<endl;
+                       arg_list.erase(iter);
+               }
+               else if(*iter=="--fps")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       float fps=atof(iter->c_str());
+                       desc.set_frame_rate(fps);
+                       arg_list.erase(iter);
+                       VERBOSE_OUT(1)<<strprintf(_("Frame rate set to %d frames per second"),fps)<<endl;
+               }
+               else if(*iter=="--dpi")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       float dpi=atof(iter->c_str());
+                       float dots_per_meter=dpi*39.3700787402;
+                       desc.set_x_res(dots_per_meter).set_y_res(dots_per_meter);
+                       arg_list.erase(iter);
+                       VERBOSE_OUT(1)<<strprintf(_("Physical resolution set to %f dpi"),dpi)<<endl;
+               }
+               else if(*iter=="--dpi-x")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       float dpi=atof(iter->c_str());
+                       float dots_per_meter=dpi*39.3700787402;
+                       desc.set_x_res(dots_per_meter);
+                       arg_list.erase(iter);
+                       VERBOSE_OUT(1)<<strprintf(_("Physical X resolution set to %f dpi"),dpi)<<endl;
+               }
+               else if(*iter=="--dpi-y")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       float dpi=atof(iter->c_str());
+                       float dots_per_meter=dpi*39.3700787402;
+                       desc.set_y_res(dots_per_meter);
+                       arg_list.erase(iter);
+                       VERBOSE_OUT(1)<<strprintf(_("Physical Y resolution set to %f dpi"),dpi)<<endl;
+               }
+               else if(*iter=="--start-time" || *iter=="--begin-time")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       desc.set_time_start(Time(*iter,desc.get_frame_rate()));
+                       arg_list.erase(iter);
+               }
+               else if(*iter=="--end-time")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       desc.set_time_end(Time(*iter,desc.get_frame_rate()));
+                       arg_list.erase(iter);
+               }
+               else if(*iter=="--time")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       desc.set_time(Time(*iter,desc.get_frame_rate()));
+                       VERBOSE_OUT(1)<<_("Rendering frame at ")<<desc.get_time_start().get_string(desc.get_frame_rate())<<endl;
+                       arg_list.erase(iter);
+               }
+               else if(*iter=="-g")
+               {
+                       synfig::warning("Gamma argument is currently ignored");
+                       arg_list.erase(iter);
+                       iter=next++;
+                       //desc.set_gamma(Gamma(atof(iter->c_str())));
+                       arg_list.erase(iter);
+               }
+               else if (flag_requires_value(*iter))
+                       iter=next++;
+       }
+       if (w||h)
+       {
+               if (!w)
+                       w = desc.get_w() * h / desc.get_h();
+               else if (!h)
+                       h = desc.get_h() * w / desc.get_w();
+
+               desc.set_wh(w,h);
+               VERBOSE_OUT(1)<<strprintf(_("Resolution set to %dx%d"),w,h)<<endl;
+       }
+       if(span)
+               desc.set_span(span);
+       return SYNFIGTOOL_OK;
+}
+
+int extract_quality(arg_list_t &arg_list,int &quality)
+{
+       arg_list_t::iterator iter, next;
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+       {
+               if(*iter=="-Q")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       quality=atoi(iter->c_str());
+                       VERBOSE_OUT(1)<<strprintf(_("Quality set to %d"),quality)<<endl;
+                       arg_list.erase(iter);
+               }
+               else if (flag_requires_value(*iter))
+                       iter=next++;
+       }
+
+       return SYNFIGTOOL_OK;
+}
+
+int extract_threads(arg_list_t &arg_list,int &threads)
+{
+       arg_list_t::iterator iter, next;
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+       {
+               if(*iter=="-T")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       threads=atoi(iter->c_str());
+                       VERBOSE_OUT(1)<<strprintf(_("Threads set to %d"),threads)<<endl;
+                       arg_list.erase(iter);
+               }
+               else if (flag_requires_value(*iter))
+                       iter=next++;
+       }
+
+       return SYNFIGTOOL_OK;
+}
+
+int extract_target(arg_list_t &arg_list,string &type)
+{
+       arg_list_t::iterator iter, next;
+       type.clear();
+
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+       {
+               if(*iter=="-t")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       type=*iter;
+                       arg_list.erase(iter);
+               }
+               else if (flag_requires_value(*iter))
+                       iter=next++;
+       }
+
+       return SYNFIGTOOL_OK;
+}
+
+int extract_append(arg_list_t &arg_list,string &filename)
+{
+       arg_list_t::iterator iter, next;
+       filename.clear();
+
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+       {
+               if(*iter=="--append")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       filename=*iter;
+                       arg_list.erase(iter);
+               }
+               else if (flag_requires_value(*iter))
+                       iter=next++;
+       }
+
+       return SYNFIGTOOL_OK;
+}
+
+int extract_outfile(arg_list_t &arg_list,string &outfile)
+{
+       arg_list_t::iterator iter, next;
+       int ret=SYNFIGTOOL_FILENOTFOUND;
+       outfile.clear();
+
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+       {
+               if(*iter=="-o")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       outfile=*iter;
+                       arg_list.erase(iter);
+                       ret=SYNFIGTOOL_OK;
+               }
+               else if (flag_requires_value(*iter))
+                       iter=next++;
+       }
+
+       return ret;
+}
+
+int extract_canvasid(arg_list_t &arg_list,string &canvasid)
+{
+       arg_list_t::iterator iter, next;
+       //canvasid.clear();
+
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+       {
+               if(*iter=="-c")
+               {
+                       arg_list.erase(iter);
+                       iter=next++;
+                       canvasid=*iter;
+                       arg_list.erase(iter);
+               }
+               else if (flag_requires_value(*iter))
+                       iter=next++;
+       }
+
+       return SYNFIGTOOL_OK;
+}
+
+int extract_list_canvases(arg_list_t &arg_list,bool &list_canvases)
+{
+       arg_list_t::iterator iter, next;
+
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+               if(*iter=="--list-canvases")
+               {
+                       list_canvases = true;
+                       arg_list.erase(iter);
+               }
+
+       return SYNFIGTOOL_OK;
+}
+
+void extract_canvas_info(arg_list_t &arg_list, Job &job)
+{
+       arg_list_t::iterator iter, next;
+
+       for(next=arg_list.begin(),iter=next++;iter!=arg_list.end();iter=next++)
+               if(*iter=="--canvas-info")
+               {
+                       job.canvas_info = true;
+                       arg_list.erase(iter);
+                       iter=next++;
+                       String values(*iter), value;
+                       arg_list.erase(iter);
+
+                       std::string::size_type pos;
+                       while (!values.empty())
+                       {
+                               pos = values.find_first_of(',');
+                               if (pos == std::string::npos)
+                               {
+                                       value = values;
+                                       values = "";
+                               }
+                               else
+                               {
+                                       value = values.substr(0, pos);
+                                       values = values.substr(pos+1);
+                               }
+                               if (value == "all")
+                               {
+                                       job.canvas_info_all = true;
+                                       return;
+                               }
+
+                               if (value == "time_start")                      job.canvas_info_time_start              = true;
+                               else if (value == "time_end")           job.canvas_info_time_end                = true;
+                               else if (value == "frame_rate")         job.canvas_info_frame_rate              = true;
+                               else if (value == "frame_start")        job.canvas_info_frame_start             = true;
+                               else if (value == "frame_end")          job.canvas_info_frame_end               = true;
+                               else if (value == "w")                          job.canvas_info_w                               = true;
+                               else if (value == "h")                          job.canvas_info_h                               = true;
+                               else if (value == "image_aspect")       job.canvas_info_image_aspect    = true;
+                               else if (value == "pw")                         job.canvas_info_pw                              = true;
+                               else if (value == "ph")                         job.canvas_info_ph                              = true;
+                               else if (value == "pixel_aspect")       job.canvas_info_pixel_aspect    = true;
+                               else if (value == "tl")                         job.canvas_info_tl                              = true;
+                               else if (value == "br")                         job.canvas_info_br                              = true;
+                               else if (value == "physical_w")         job.canvas_info_physical_w              = true;
+                               else if (value == "physical_h")         job.canvas_info_physical_h              = true;
+                               else if (value == "x_res")                      job.canvas_info_x_res                   = true;
+                               else if (value == "y_res")                      job.canvas_info_y_res                   = true;
+                               else if (value == "span")                       job.canvas_info_span                    = true;
+                               else if (value == "interlaced")         job.canvas_info_interlaced              = true;
+                               else if (value == "antialias")          job.canvas_info_antialias               = true;
+                               else if (value == "clamp")                      job.canvas_info_clamp                   = true;
+                               else if (value == "flags")                      job.canvas_info_flags                   = true;
+                               else if (value == "focus")                      job.canvas_info_focus                   = true;
+                               else if (value == "bg_color")           job.canvas_info_bg_color                = true;
+                               else if (value == "metadata")           job.canvas_info_metadata                = true;
+                               else
+                               {
+                                       cerr<<_("Unrecognised canvas variable: ") << "'" << value << "'" << endl;
+                                       cerr<<_("Recognized variables are:") << endl <<
+                                               "  all, time_start, time_end, frame_rate, frame_start, frame_end, w, h," << endl <<
+                                               "  image_aspect, pw, ph, pixel_aspect, tl, br, physical_w, physical_h," << endl <<
+                                               "  x_res, y_res, span, interlaced, antialias, clamp, flags," << endl <<
+                                               "  focus, bg_color, metadata" << endl;
+                               }
+
+                               if (pos == std::string::npos)
+                                       break;
+                       };
+               }
+}
+
+void list_child_canvases(string prefix, Canvas::Handle canvas)
+{
+       Canvas::Children children(canvas->children());
+       for (Canvas::Children::iterator iter = children.begin(); iter != children.end(); iter++)
+       {
+               cout << prefix << ":" << (*iter)->get_id() << endl;
+               list_child_canvases(prefix + ":" + (*iter)->get_id(), *iter);
+       }
+}
+
+void list_canvas_info(Job job)
+{
+       Canvas::Handle canvas(job.canvas);
+       const RendDesc &rend_desc(canvas->rend_desc());
+
+       if (job.canvas_info_all || job.canvas_info_time_start)
+       {
+               cout << endl << "# " << _("Start Time") << endl;
+               cout << "time_start"    << "=" << rend_desc.get_time_start().get_string().c_str() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_time_end)
+       {
+               cout << endl << "# " << _("End Time") << endl;
+               cout << "time_end"              << "=" << rend_desc.get_time_end().get_string().c_str() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_frame_rate)
+       {
+               cout << endl << "# " << _("Frame Rate") << endl;
+               cout << "frame_rate"    << "=" << rend_desc.get_frame_rate() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_frame_start)
+       {
+               cout << endl << "# " << _("Start Frame") << endl;
+               cout << "frame_start"   << "=" << rend_desc.get_frame_start() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_frame_end)
+       {
+               cout << endl << "# " << _("End Frame") << endl;
+               cout << "frame_end"             << "=" << rend_desc.get_frame_end() << endl;
+       }
+
+       if (job.canvas_info_all)
+               cout << endl;
+
+       if (job.canvas_info_all || job.canvas_info_w)
+       {
+               cout << endl << "# " << _("Width") << endl;
+               cout << "w"                             << "=" << rend_desc.get_w() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_h)
+       {
+               cout << endl << "# " << _("Height") << endl;
+               cout << "h"                             << "=" << rend_desc.get_h() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_image_aspect)
+       {
+               cout << endl << "# " << _("Image Aspect Ratio") << endl;
+               cout << "image_aspect"  << "=" << rend_desc.get_image_aspect() << endl;
+       }
+
+       if (job.canvas_info_all)
+               cout << endl;
+
+       if (job.canvas_info_all || job.canvas_info_pw)
+       {
+               cout << endl << "# " << _("Pixel Width") << endl;
+               cout << "pw"                    << "=" << rend_desc.get_pw() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_ph)
+       {
+               cout << endl << "# " << _("Pixel Height") << endl;
+               cout << "ph"                    << "=" << rend_desc.get_ph() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_pixel_aspect)
+       {
+               cout << endl << "# " << _("Pixel Aspect Ratio") << endl;
+               cout << "pixel_aspect"  << "=" << rend_desc.get_pixel_aspect() << endl;
+       }
+
+       if (job.canvas_info_all)
+               cout << endl;
+
+       if (job.canvas_info_all || job.canvas_info_tl)
+       {
+               cout << endl << "# " << _("Top Left") << endl;
+               cout << "tl"                    << "=" << rend_desc.get_tl()[0]
+                        << " " << rend_desc.get_tl()[1] << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_br)
+       {
+               cout << endl << "# " << _("Bottom Right") << endl;
+               cout << "br"                    << "=" << rend_desc.get_br()[0]
+                        << " " << rend_desc.get_br()[1] << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_physical_w)
+       {
+               cout << endl << "# " << _("Physical Width") << endl;
+               cout << "physical_w"    << "=" << rend_desc.get_physical_w() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_physical_h)
+       {
+               cout << endl << "# " << _("Physical Height") << endl;
+               cout << "physical_h"    << "=" << rend_desc.get_physical_h() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_x_res)
+       {
+               cout << endl << "# " << _("X Resolution") << endl;
+               cout << "x_res"                 << "=" << rend_desc.get_x_res() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_y_res)
+       {
+               cout << endl << "# " << _("Y Resolution") << endl;
+               cout << "y_res"                 << "=" << rend_desc.get_y_res() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_span)
+       {
+               cout << endl << "# " << _("Diagonal Image Span") << endl;
+               cout << "span"                  << "=" << rend_desc.get_span() << endl;
+       }
+
+       if (job.canvas_info_all)
+               cout << endl;
+
+       if (job.canvas_info_all || job.canvas_info_interlaced)
+       {
+               cout << endl << "# " << _("Interlaced") << endl;
+               cout << "interlaced"    << "=" << rend_desc.get_interlaced() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_antialias)
+       {
+               cout << endl << "# " << _("Antialias") << endl;
+               cout << "antialias"             << "=" << rend_desc.get_antialias() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_clamp)
+       {
+               cout << endl << "# " << _("Clamp") << endl;
+               cout << "clamp"                 << "=" << rend_desc.get_clamp() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_flags)
+       {
+               cout << endl << "# " << _("Flags") << endl;
+               cout << "flags"                 << "=" << rend_desc.get_flags() << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_focus)
+       {
+               cout << endl << "# " << _("Focus") << endl;
+               cout << "focus"                 << "=" << rend_desc.get_focus()[0]
+                        << " " << rend_desc.get_focus()[1] << endl;
+       }
+
+       if (job.canvas_info_all || job.canvas_info_bg_color)
+       {
+               cout << endl << "# " << _("Background Color") << endl;
+               cout << "bg_color"              << "=" << rend_desc.get_bg_color().get_string().c_str() << endl;
+       }
+
+       if (job.canvas_info_all)
+               cout << endl;
+
+       if (job.canvas_info_all || job.canvas_info_metadata)
+       {
+               std::list<String> keys(canvas->get_meta_data_keys());
+               cout << endl << "# " << _("Metadata") << endl;
+               for (std::list<String>::iterator iter = keys.begin(); iter != keys.end(); iter++)
+                       cout << *iter << "=" << canvas->get_meta_data(*iter) << endl;
+       }
+}
+
+/* === M E T H O D S ======================================================= */
+
+/* === E N T R Y P O I N T ================================================= */
+
+int main(int argc, char *argv[])
+{
+       int i;
+       arg_list_t arg_list;
+       job_list_t job_list;
+
+       setlocale(LC_ALL, "");
+
+#ifdef ENABLE_NLS
+       bindtextdomain("synfig", LOCALEDIR);
+       bind_textdomain_codeset("synfig", "UTF-8");
+       textdomain("synfig");
+#endif
+
+       progname=argv[0];
+       Progress p(argv[0]);
+
+       if(!SYNFIG_CHECK_VERSION())
+       {
+               cerr<<_("FATAL: Synfig Version Mismatch")<<endl;
+               return SYNFIGTOOL_BADVERSION;
+       }
+
+       if(argc==1)
+       {
+               display_help(false);
+               return SYNFIGTOOL_BLANK;
+       }
+
+       for(i=1;i<argc;i++)
+               arg_list.push_back(argv[i]);
+
+       if((i=process_global_flags(arg_list)))
+               return i;
+
+       VERBOSE_OUT(1)<<_("verbosity set to ")<<verbosity<<endl;
+       synfig::Main synfig_main(dirname(progname),&p);
+
+       {
+               arg_list_t defaults, imageargs;
+               int ret;
+
+               // Grab the defaults before the first file
+               if ((ret = extract_arg_cluster(arg_list,defaults)) != SYNFIGTOOL_OK)
+                 return ret;
+
+               while(arg_list.size())
+               {
+                       string target_name;
+                       job_list.push_front(Job());
+                       int threads=0;
+
+                       imageargs=defaults;
+                       job_list.front().filename=arg_list.front();
+                       arg_list.pop_front();
+
+                       if ((ret = extract_arg_cluster(arg_list,imageargs)) != SYNFIGTOOL_OK)
+                         return ret;
+
+                       // Open the composition
+                       String errors, warnings;
+                       try
+                       {
+                               job_list.front().root=open_canvas(job_list.front().filename, errors, warnings);
+                       }
+                       catch(runtime_error x)
+                       {
+                               job_list.front().root = 0;
+                       }
+
+                       if(!job_list.front().root)
+                       {
+                               cerr<<_("Unable to load '")<<job_list.front().filename<<"'."<<endl;
+                               cerr<<_("Throwing out job...")<<endl;
+                               job_list.pop_front();
+                               continue;
+                       }
+
+                       bool list_canvases = false;
+                       extract_list_canvases(imageargs, list_canvases);
+                       job_list.front().list_canvases = list_canvases;
+
+                       extract_canvas_info(imageargs, job_list.front());
+
+                       job_list.front().root->set_time(0);
+
+                       string canvasid;
+                       extract_canvasid(imageargs,canvasid);
+                       if(!canvasid.empty())
+                       {
+                               try
+                               {
+                                       String warnings;
+                                       job_list.front().canvas=job_list.front().root->find_canvas(canvasid, warnings);
+                               }
+                               catch(Exception::IDNotFound)
+                               {
+                                       cerr<<_("Unable to find canvas with ID \"")<<canvasid<<_("\" in ")<<job_list.front().filename<<"."<<endl;
+                                       cerr<<_("Throwing out job...")<<endl;
+                                       job_list.pop_front();
+                                       continue;
+
+                               }
+                               catch(Exception::BadLinkName)
+                               {
+                                       cerr<<_("Invalid canvas name \"")<<canvasid<<_("\" in ")<<job_list.front().filename<<"."<<endl;
+                                       cerr<<_("Throwing out job...")<<endl;
+                                       job_list.pop_front();
+                                       continue;
+                               }
+                       }
+                       else
+                               job_list.front().canvas=job_list.front().root;
+
+                       extract_RendDesc(imageargs,job_list.front().canvas->rend_desc());
+                       extract_target(imageargs,target_name);
+                       extract_threads(imageargs,threads);
+                       job_list.front().quality=DEFAULT_QUALITY;
+                       extract_quality(imageargs,job_list.front().quality);
+                       VERBOSE_OUT(2)<<_("Quality set to ")<<job_list.front().quality<<endl;
+                       job_list.front().desc=job_list.front().canvas->rend_desc();
+                       extract_outfile(imageargs,job_list.front().outfilename);
+
+                       // Extract composite
+                       do{
+                               string composite_file;
+                               extract_append(imageargs,composite_file);
+                               if(!composite_file.empty())
+                               {
+                                       String errors, warnings;
+                                       Canvas::Handle composite(open_canvas(composite_file, errors, warnings));
+                                       if(!composite)
+                                       {
+                                               cerr<<_("Unable to append '")<<composite_file<<"'."<<endl;
+                                               break;
+                                       }
+                                       Canvas::reverse_iterator iter;
+                                       for(iter=composite->rbegin();iter!=composite->rend();++iter)
+                                       {
+                                               Layer::Handle layer(*iter);
+                                               if(layer->active())
+                                                       job_list.front().canvas->push_front(layer->clone());
+                                       }
+                                       VERBOSE_OUT(2)<<_("Appended contents of ")<<composite_file<<endl;
+                               }
+                       } while(false);
+
+                       VERBOSE_OUT(4)<<_("Attempting to determine target/outfile...")<<endl;
+
+                       // If the target type is not yet defined,
+                       // try to figure it out from the outfile.
+                       if(target_name.empty() && !job_list.front().outfilename.empty())
+                       {
+                               VERBOSE_OUT(3)<<_("Target name undefined, attempting to figure it out")<<endl;
+                               string ext = filename_extension(job_list.front().outfilename);
+                               if (ext.length()) ext = ext.substr(1);
+                               if(Target::ext_book().count(ext))
+                               {
+                                       target_name=Target::ext_book()[ext];
+                                       info("target name not specified - using %s", target_name.c_str());
+                               }
+                               else
+                               {
+                                       string lower_ext(ext);
+
+                                       for(unsigned int i=0;i<ext.length();i++)
+                                               lower_ext[i] = tolower(ext[i]);
+
+                                       if(Target::ext_book().count(lower_ext))
+                                       {
+                                               target_name=Target::ext_book()[lower_ext];
+                                               info("target name not specified - using %s", target_name.c_str());
+                                       }
+                                       else
+                                               target_name=ext;
+                               }
+                       }
+
+                       // If the target type is STILL not yet defined, then
+                       // set it to a some sort of default
+                       if(target_name.empty())
+                       {
+                               VERBOSE_OUT(2)<<_("Defaulting to PNG target...")<<endl;
+                               target_name="png";
+                       }
+
+                       // If no output filename was provided, then
+                       // create a output filename based on the
+                       // given input filename. (ie: change the extension)
+                       if(job_list.front().outfilename.empty())
+                       {
+                               job_list.front().outfilename = filename_sans_extension(job_list.front().filename) + '.';
+                               if(Target::book().count(target_name))
+                                       job_list.front().outfilename+=Target::book()[target_name].second;
+                               else
+                                       job_list.front().outfilename+=target_name;
+                       }
+
+                       VERBOSE_OUT(4)<<"target_name="<<target_name<<endl;
+                       VERBOSE_OUT(4)<<"outfile_name="<<job_list.front().outfilename<<endl;
+
+                       VERBOSE_OUT(4)<<_("Creating the target...")<<endl;
+                       job_list.front().target=synfig::Target::create(target_name,job_list.front().outfilename);
+
+                       if(target_name=="sif")
+                               job_list.front().sifout=true;
+                       else
+                       {
+                               if(!job_list.front().target)
+                               {
+                                       cerr<<_("Unknown target for ")<<job_list.front().filename<<": "<<target_name<<endl;
+                                       cerr<<_("Throwing out job...")<<endl;
+                                       job_list.pop_front();
+                                       continue;
+                               }
+                               job_list.front().sifout=false;
+                       }
+
+                       // Set the Canvas on the Target
+                       if(job_list.front().target)
+                       {
+                               VERBOSE_OUT(4)<<_("Setting the canvas on the target...")<<endl;
+                               job_list.front().target->set_canvas(job_list.front().canvas);
+                               VERBOSE_OUT(4)<<_("Setting the quality of the target...")<<endl;
+                               job_list.front().target->set_quality(job_list.front().quality);
+                       }
+
+                       // Set the threads for the target
+                       if(job_list.front().target && Target_Scanline::Handle::cast_dynamic(job_list.front().target))
+                               Target_Scanline::Handle::cast_dynamic(job_list.front().target)->set_threads(threads);
+
+                       if(imageargs.size())
+                       {
+                               cerr<<_("Unidentified arguments for ")<<job_list.front().filename<<": ";
+                               for(;imageargs.size();imageargs.pop_front())
+                                       cerr<<' '<<imageargs.front();
+                               cerr<<endl;
+                               cerr<<_("Throwing out job...")<<endl;
+                               job_list.pop_front();
+                               continue;
+                       }
+               }
+       }
+
+       if(arg_list.size())
+       {
+               cerr<<_("Unidentified arguments:");
+               for(;arg_list.size();arg_list.pop_front())
+                       cerr<<' '<<arg_list.front();
+               cerr<<endl;
+               return SYNFIGTOOL_UNKNOWNARGUMENT;
+       }
+
+       if(!job_list.size())
+       {
+               cerr<<_("Nothing to do!")<<endl;
+               return SYNFIGTOOL_BORED;
+       }
+
+       for(;job_list.size();job_list.pop_front())
+       {
+               VERBOSE_OUT(3)<<job_list.front().filename<<" -- "<<endl<<'\t'<<
+               strprintf("w:%d, h:%d, a:%d, pxaspect:%f, imaspect:%f, span:%f",
+                       job_list.front().desc.get_w(),
+                       job_list.front().desc.get_h(),
+                       job_list.front().desc.get_antialias(),
+                       job_list.front().desc.get_pixel_aspect(),
+                       job_list.front().desc.get_image_aspect(),
+                       job_list.front().desc.get_span()
+                       )<<endl<<'\t'<<
+               strprintf("tl:[%f,%f], br:[%f,%f], focus:[%f,%f]",
+                       job_list.front().desc.get_tl()[0],job_list.front().desc.get_tl()[1],
+                       job_list.front().desc.get_br()[0],job_list.front().desc.get_br()[1],
+                       job_list.front().desc.get_focus()[0],job_list.front().desc.get_focus()[1]
+                       )<<endl;
+
+               RenderProgress p;
+               p.task(job_list.front().filename+" ==> "+job_list.front().outfilename);
+               if(job_list.front().sifout)
+               {
+                       if(!save_canvas(job_list.front().outfilename,job_list.front().canvas))
+                       {
+                               cerr<<"Render Failure."<<endl;
+                               return SYNFIGTOOL_RENDERFAILURE;
+                       }
+               }
+               else if (job_list.front().list_canvases)
+               {
+                       list_child_canvases(job_list.front().filename + "#", job_list.front().canvas);
+                       cerr << endl;
+               }
+               else if (job_list.front().canvas_info)
+               {
+                       list_canvas_info(job_list.front());
+                       cerr << endl;
+               }
+               else
+               {
+                       VERBOSE_OUT(1)<<_("Rendering...")<<endl;
+                       etl::clock timer;
+                       timer.reset();
+                       // Call the render member of the target
+                       if(!job_list.front().target->render(&p))
+                       {
+                               cerr<<"Render Failure."<<endl;
+                               return SYNFIGTOOL_RENDERFAILURE;
+                       }
+                       if(print_benchmarks)
+                               cout<<job_list.front().filename+": Rendered in "<<timer()<<" seconds."<<endl;
+               }
+       }
+
+       job_list.clear();
+
+       VERBOSE_OUT(1)<<_("Done.")<<endl;
+
+       return SYNFIGTOOL_OK;
+}