void CompressVideo(HAVI avi, HBITMAP hbm, bool dialog)
{
AVICOMPRESSOPTIONS opts; ZeroMemory(&opts,sizeof(opts));
if(dialog)
{
HWND hwnd = GetForegroundWindow();
//note: not all of the options in the dialog
//will actually produce a video, some of the
//compression options apear to not be supported
SetAviVideoCompression(avi,hbm,&opts,true,hwnd);
}
else
{
//some compression parameters I recorded that worked
//fairly well from calling this method with dialog
//set to true.
opts.fccHandler = 1668707181;
opts.dwQuality = 7500; //I think quality can range from 0 to 10000
opts.dwFlags = 8;
opts.cbParms = 4;
SetAviVideoCompression(avi,hbm,&opts,false,NULL);
}
}
void Start (void)
{
WAVEFORMATEX wfx;
BITMAPINFOHEADER bmih;
HRESULT hr;
TCHAR FileName[MAX_PATH] = {0};
OPENFILENAME ofn;
if (handle)
{
MessageBox(hMainWnd, _T("An AVI capture is already in progress!"), _T("Nintendulator"), MB_OK);
return;
}
ZeroMemory(&ofn, sizeof(ofn));
ofn.lStructSize = sizeof(ofn);
ofn.hwndOwner = hMainWnd;
ofn.hInstance = hInst;
ofn.lpstrFilter = _T("AVI File (*.AVI)\0") _T("*.AVI\0") _T("\0");
ofn.lpstrCustomFilter = NULL;
ofn.nFilterIndex = 1;
ofn.lpstrFile = FileName;
ofn.nMaxFile = MAX_PATH;
ofn.lpstrFileTitle = NULL;
ofn.nMaxFileTitle = 0;
ofn.lpstrInitialDir = Path_AVI;
ofn.Flags = OFN_OVERWRITEPROMPT | OFN_HIDEREADONLY;
ofn.lpstrDefExt = _T("AVI");
ofn.lCustData = 0;
ofn.lpfnHook = NULL;
ofn.lpTemplateName = NULL;
if (!GetSaveFileName(&ofn))
return;
_tcscpy(Path_AVI, FileName);
Path_AVI[ofn.nFileOffset - 1] = 0;
wfx.wFormatTag = WAVE_FORMAT_PCM;
wfx.nChannels = 1;
wfx.nSamplesPerSec = 44100;
wfx.nAvgBytesPerSec = 88200;
wfx.nBlockAlign = 2;
wfx.wBitsPerSample = 16;
wfx.cbSize = 0;
if (PPU::IsPAL)
handle = CreateAvi(FileName, 19997209, &wfx); // 50.006978 fps
else handle = CreateAvi(FileName, 16639263, &wfx); // 60.098816 fps
bmih.biSize = sizeof(BITMAPINFOHEADER);
bmih.biWidth = 256;
bmih.biHeight = 240;
bmih.biPlanes = 1;
bmih.biBitCount = 32;
bmih.biCompression = BI_RGB;
bmih.biSizeImage = 0;
bmih.biXPelsPerMeter = 0;
bmih.biYPelsPerMeter = 0;
bmih.biClrUsed = 0;
bmih.biClrImportant = 0;
hbm = CreateDIBSection(NULL, (BITMAPINFO *)&bmih, DIB_RGB_COLORS, (void **)&videoBuffer, NULL, 0);
hr = SetAviVideoCompression(handle, hbm, NULL, TRUE, hMainWnd);
if (hr)
{
TCHAR msg[256];
FormatAviMessage(hr, msg, 256);
MessageBox(hMainWnd, msg, _T("Nintendulator"), MB_OK);
End();
return;
}
EnableMenuItem(hMenu, ID_MISC_STARTAVICAPTURE, MF_GRAYED);
EnableMenuItem(hMenu, ID_MISC_STOPAVICAPTURE, MF_ENABLED);
}
int generateModAVI(int min, char * modfile, char * basename,int xres,int yres,int nbavi)
{
HBITMAP hbm;
HAVI avi;
AVICOMPRESSOPTIONS opts;
int i,j,filenb,fileend,frame;
int audiosize,totalimg;
char filename[512];
void *bits;
float frame_rate;
unsigned long frameperiod, audiooffset,mainaudiooffset;
unsigned char *dbits,*module;
int filesize;
FILE * fmod;
framegenerator * fg;
unsigned long * framebuf;
BITMAPINFO bi;
WAVEFORMATEX wfx;
HDC hdcscreen;
HDC comphdc;
tracker_buffer_state trackbuf_state;
modcontext modctx;
hdcscreen = GetDC(0),
comphdc = CreateCompatibleDC(hdcscreen);
ReleaseDC(0,hdcscreen);
ZeroMemory(&bi,sizeof(bi));
bi.bmiHeader.biSize = sizeof(bi.bmiHeader);
bi.bmiHeader.biWidth = xres;
bi.bmiHeader.biHeight = yres;
bi.bmiHeader.biPlanes = 1;
bi.bmiHeader.biBitCount = 24;
bi.bmiHeader.biCompression = BI_RGB;
bi.bmiHeader.biSizeImage = ((bi.bmiHeader.biWidth*bi.bmiHeader.biBitCount/8)&0xFFFFFFFC)*bi.bmiHeader.biHeight;
bi.bmiHeader.biXPelsPerMeter = 10000;
bi.bmiHeader.biYPelsPerMeter = 10000;
bi.bmiHeader.biClrUsed = 0;
bi.bmiHeader.biClrImportant = 0;
hbm = CreateDIBSection(comphdc,(BITMAPINFO*)&bi.bmiHeader,DIB_RGB_COLORS,&bits,NULL,0);
frame_rate = (float)29.97;
frameperiod = (unsigned long)((1/frame_rate) * (1000 * 1000 * 10));
fileend = 0;
filenb = 0;
totalimg = 0;
mainaudiooffset = 0;
filesize = 0;
fmod = fopen(modfile,"rb");
if(fmod)
{
fseek(fmod,0,SEEK_END);
filesize = ftell(fmod);
fseek(fmod,0,SEEK_SET);
module = malloc(filesize);
if(module)
{
fread(module,filesize,1,fmod);
}
fclose(fmod);
}
else
{
return 0;
}
if(!module)
return 0;
hxcmod_init( &modctx );
fg = init_fg(xres,yres);
if(!hxcmod_load( &modctx, module, filesize ))
{
free(module);
return 0;
}
audiosize = (int)((float)AUDIORATE * (float)((float)frameperiod/(float)(1000*1000*10)));
memset(&trackbuf_state,0,sizeof(trackbuf_state));
trackbuf_state.nb_max_of_state = 100;
trackbuf_state.track_state_buf = malloc(sizeof(tracker_state) * trackbuf_state.nb_max_of_state);
memset(trackbuf_state.track_state_buf,0,sizeof(tracker_state) * trackbuf_state.nb_max_of_state);
trackbuf_state.sample_step = ( audiosize * 4 ) / trackbuf_state.nb_max_of_state;
do
{
audiooffset = 0;
if(basename)
sprintf(filename,"%s_%d.avi",basename,filenb);
else
sprintf(filename,"outavi_%d.avi",filenb);
wfx.wFormatTag = 1;
wfx.nChannels = 2;
wfx.nSamplesPerSec = AUDIORATE;
wfx.nAvgBytesPerSec = AUDIORATE*2*2;
wfx.nBlockAlign = 4;
wfx.wBitsPerSample = 16;
wfx.cbSize = 0;
avi = CreateAvi(filename,frameperiod,&wfx);
ZeroMemory(&opts,sizeof(opts));
opts.fccHandler=mmioFOURCC('L','A','G','S');
//opts.fccHandler=mmioFOURCC('d','i','v','x');
SetAviVideoCompression(avi,hbm,&opts,0,NULL);
for (frame=0; (frame<=(int)(frame_rate*(float)60*(float)min)) && !fileend; frame++)
{
printf("file %d : %d - %.2f \\%\n",filenb,frame,((float)frame*100/(float)((int)(frame_rate*(float)60*(float)min))));
dbits=(unsigned char*)bits;
audiosize = (int)((float)AUDIORATE * (float)((float)frameperiod/(float)(1000*1000*10)));
if( ((float)(frame*(((float)AUDIORATE)/frame_rate) ) - (float)audiooffset)>=1)
{
audiosize++;
}
framebuf = fg_generateFrame(fg,&trackbuf_state,audiosize/4);
for(i=0; i<yres; i++)
{
for(j=0; j<xres; j++)
{
dbits[(((((yres-1)-i)*xres)+j)*3)+0] = (unsigned char)GETBLUE(framebuf[(((i*xres)+j))]);
dbits[(((((yres-1)-i)*xres)+j)*3)+1] = (unsigned char)GETGREEN(framebuf[(((i*xres)+j))]);
dbits[(((((yres-1)-i)*xres)+j)*3)+2] = (unsigned char)GETRED(framebuf[(((i*xres)+j))]);
}
}
trackbuf_state.nb_of_state = 0;
hxcmod_fillbuffer(&modctx, sound_buffer, audiosize, &trackbuf_state );
AddAviAudio(avi, &sound_buffer, audiosize*4);
AddAviFrame(avi,hbm);
audiooffset += audiosize;
totalimg++;
}
mainaudiooffset += audiooffset;
audiooffset = 0;
CloseAvi(avi);
filenb++;
} while(!fileend && filenb < nbavi );
DeleteDC(comphdc);
DeleteObject(hbm);
return 0;
}
