winamp/Src/Plugins/Library/ml_pmp/transcoder_imp.h

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2024-09-24 13:54:57 +01:00
#ifndef _TRANSCODER_IMP_H_
#define _TRANSCODER_IMP_H_
#include <windows.h>
#include <windowsx.h>
#include "..\..\General\gen_ml/itemlist.h"
#include "../winamp/wa_ipc.h"
#include "..\..\General\gen_ml/ml.h"
#include "DeviceView.h"
#include "nu/AutoWide.h"
#include "nu/AutoChar.h"
#include "transcoder.h"
#include "resource1.h"
#include <wchar.h>
#include <stdio.h>
#include <vector>
#define ENCODER_HIGHLY_PREFERRED 2
#define ENCODER_PREFERRED 1
#define ENCODER_NO_PREFERENCE 0
#define ENCODER_NOT_PREFERRED -1
#define ENCODER_DO_NOT_USE -2
class EncodableFormat
{
public:
unsigned int fourcc;
wchar_t *desc;
EncodableFormat(unsigned int fourcc,wchar_t *desc) :
fourcc(fourcc)
{
this->desc = _wcsdup(desc);
}
~EncodableFormat()
{
free(desc);
}
};
typedef std::vector<EncodableFormat*> FormatList;
class TranscoderImp : public Transcoder
{
protected:
bool TranscoderDisabled;
bool transrate;
int transratethresh;
bool translossless;
wchar_t caption[100];
wchar_t inifile[MAX_PATH];
char inifileA[MAX_PATH];
HINSTANCE hInst;
HWND winampParent;
HWND callbackhwnd;
std::vector<unsigned int> outformats;
FormatList formats;
C_Config * config;
convertFileStructW cfs;
void (*callback)(void * callbackContext, wchar_t * status);
void* callbackContext;
bool convertDone;
Device *device;
void TranscodeProgress(int pc, bool done);
bool StartTranscode(unsigned int destformat, wchar_t *inputFile, wchar_t *outputfile, bool test=false); // returns true if started ok.
void EndTranscode();
bool TestTranscode(wchar_t * file, unsigned int destformat);
bool FormatAcceptable(wchar_t * format);
bool FormatAcceptable(unsigned int format);
int GetOutputFormat(wchar_t * file, int *bitrate=NULL);
void AddEncodableFormat(const char *desc, unsigned int fourcc);
void ReloadConfig();
public:
TranscoderImp(HWND winampParent, HINSTANCE hInst, C_Config * config, Device *device);
virtual ~TranscoderImp();
virtual void LoadConfigProfile(wchar_t *profile);
virtual void AddAcceptableFormat(wchar_t *format);
virtual void AddAcceptableFormat(unsigned int format);
// done when file is added to transfer queue
// returns:
// -1 for can't transcode
// output file size estimate if can transcode
// if ext is supplied, it should be a buffer with space for 5 characters, and will be filled with
// the output file type file extention, eg, L".mp3"
virtual int CanTranscode(wchar_t *file, wchar_t *ext = NULL, int length = -1);
virtual bool ShouldTranscode(wchar_t * file); // false if no transcoding needed
virtual int TranscodeFile(wchar_t *inputFile, wchar_t *outputFile, int *killswitch, void (*callback)(void * callbackContext, wchar_t * status), void* callbackContext, wchar_t * caption=L"Transcoding %d%%");
// done just before transfer OR in background after file is added to queue
// extention is added to outputFile, allow 5 extra chars
// callback, callbackcontext and killswitch should be similar to those passed by ml_pmp
//virtual int TranscodeFileASync(wchar_t *inputFile, wchar_t *outputFile, int *killswitch, void (*callback)(void * callbackContext, wchar_t * status), void* callbackContext){return 0;};
//asynchronous version of the above, details obvious
virtual void GetTempFilePath(const wchar_t *ext, wchar_t *filename); // get a filename which can be used as a staging area. ext should be, i.e L".mp3"
/* remember to call DestroyWindow on the return value when parent recieves the WM_DESTROY message.
use like this:
transcoderConfig = TranscoderImp::ConfigureTranscoder(hwndDlg,L"ml_pmp");
RECT r;
GetWindowRect(GetDlgItem(hwndDlg,IDC_PLACEHOLDER),&r);
ScreenToClient(hwndDlg,(LPPOINT)&r);
SetWindowPos(transcoderConfig,NULL,r.left,r.top,0,0,SWP_NOACTIVATE|SWP_NOSIZE|SWP_NOZORDER);
ShowWindow(transcoderConfig,SW_SHOWNA);
where IDC_PLACEHOLDER is an invisible group box of size 259x176 (in dialog units)
*/
static void* ConfigureTranscoder(wchar_t * configProfile, HWND winampParent, C_Config * config, Device *dev);
static BOOL transcodeconfig_dlgproc(HWND hwndDlg, UINT uMsg, WPARAM wParam,LPARAM lParam);
static void init();
static void quit();
friend LRESULT CALLBACK TranscodeMsgProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
};
#endif //_TRANSCODER_IMP_H_