ExportFFmpegOptions.h

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/**********************************************************************
 
   Audacity: A Digital Audio Editor
 
   ExportFFmpegOptions.h
 
   Audacity(R) is copyright (c) 1999-2010 Audacity Team.
   License: GPL v2 or later.  See License.txt.
 
   LRN
 
   Vitaly Sverchinsky split from ExportFFmpegDialogs.h
 
**********************************************************************/
 
#pragma once
 
#include "FFmpegFunctions.h"
#include "wxPanelWrapper.h"
 
class FFmpegPresets;
class ShuttleGui;
class wxListBox;
class wxStaticText;
class wxComboBox;
 
enum FFmpegExposedFormat
{
   FMT_M4A,
   FMT_AC3,
   FMT_AMRNB,
#ifdef SHOW_FFMPEG_OPUS_EXPORT
   FMT_OPUS,
#endif
   FMT_WMA2,
   FMT_OTHER,
   FMT_LAST
};
 
struct ApplicableFor
{
   bool                 enable;  
   int                  control; 
   AudacityAVCodecID codec;      
   const char          *format;  
};
 
struct CompatibilityEntry
{
   const wxChar *fmt; 
   AudacityAVCodecID codec; 
};
 
struct ExposedFormat
{
   FFmpegExposedFormat fmtid; 
   const wxChar *name;        
   const FileExtension extension;   
   const wxChar *shortname;   
   unsigned maxchannels;      
   const int canmetadata;           
   bool canutf8;              
   const TranslatableString description; 
   AudacityAVCodecID codecid;         
   bool compiledIn;           
};
 
class ExportFFmpegOptions final : public wxDialogWrapper
{
public:
 
   ExportFFmpegOptions(wxWindow *parent);
   ~ExportFFmpegOptions();
   void PopulateOrExchange(ShuttleGui & S);
   void OnOK(wxCommandEvent& event);
   void OnGetURL(wxCommandEvent& event);
   void OnFormatList(wxCommandEvent& event);
   void DoOnFormatList();
   void OnCodecList(wxCommandEvent& event);
   void DoOnCodecList();
   void OnAllFormats(wxCommandEvent& event);
   void OnAllCodecs(wxCommandEvent& event);
   void OnSavePreset(wxCommandEvent& event);
   void OnLoadPreset(wxCommandEvent& event);
   void OnDeletePreset(wxCommandEvent& event);
   void OnImportPresets(wxCommandEvent& event);
   void OnExportPresets(wxCommandEvent& event);
   bool SavePreset( bool bCheckForOverwrite);
 
 
   // Static tables
   static CompatibilityEntry CompatibilityList[];
   static ExposedFormat fmts[];
   static const int iAACSampleRates[];
   static ApplicableFor apptable[];
 
private:
 
   wxArrayString mShownFormatNames;
   wxArrayString mShownFormatLongNames;
   wxArrayString mShownCodecNames;
   wxArrayString mShownCodecLongNames;
   wxArrayStringEx mFormatNames;
   wxArrayString mFormatLongNames;
   wxArrayStringEx mCodecNames;
   wxArrayString mCodecLongNames;
 
   wxListBox *mFormatList;
   wxListBox *mCodecList;
 
   wxStaticText *mFormatName;
   wxStaticText *mCodecName;
 
   wxComboBox *mPresetCombo;
 
   int mBitRateFromChoice;
   int mSampleRateFromChoice;
 
   std::unique_ptr<FFmpegPresets> mPresets;
 
   wxArrayStringEx mPresetNames;
 
   std::shared_ptr<FFmpegFunctions> mFFmpeg;
 
   void FindSelectedFormat(wxString **name, wxString **longname);
 
   void FindSelectedCodec(wxString **name, wxString **longname);
 
   void FetchFormatList();
 
   int FetchCompatibleFormatList(AudacityAVCodecID id, wxString* selfmt);
 
   void FetchCodecList();
 
   int FetchCompatibleCodecList(const wxChar* fmt, AudacityAVCodecID id);
 
   void FetchPresetList();
 
   bool ReportIfBadCombination();
 
 
   // Enables/disables controls based on format/codec combination,
   // leaving only relevant controls enabled.
   // Hiding the controls may have been a better idea,
   // but it's hard to hide their text labels too
   void EnableDisableControls(AVCodecWrapper *cdc, wxString *selfmt);
   DECLARE_EVENT_TABLE()
};