// window procedure
LRESULT CALLBACK SpectrumWindowProc(HWND h, UINT m, WPARAM w, LPARAM l)
{
switch (m) {
case WM_PAINT:
if (GetUpdateRect(h,0,0)) {
PAINTSTRUCT p;
HDC dc;
if (!(dc=BeginPaint(h,&p))) return 0;
BitBlt(dc,0,0,SPECWIDTH,SPECHEIGHT,specdc,0,0,SRCCOPY);
EndPaint(h,&p);
}
return 0;
case WM_LBUTTONUP:
specmode=(specmode+1)%4; // swap spectrum mode
memset(specbuf,0,SPECWIDTH*SPECHEIGHT); // clear display
return 0;
case WM_CREATE:
win=h;
// initialize BASS recording (default device)
if (!BASS_RecordInit(-1)) {
Error("Can't initialize device");
return -1;
}
// start recording (44100hz mono 16-bit)
if (!(chan=BASS_RecordStart(44100,1,0,&DuffRecording,0))) {
Error("Can't start recording");
return -1;
}
{ // create bitmap to draw spectrum in (8 bit for easy updating)
BYTE data[2000]={0};
BITMAPINFOHEADER *bh=(BITMAPINFOHEADER*)data;
RGBQUAD *pal=(RGBQUAD*)(data+sizeof(*bh));
int a;
bh->biSize=sizeof(*bh);
bh->biWidth=SPECWIDTH;
bh->biHeight=SPECHEIGHT; // upside down (line 0=bottom)
bh->biPlanes=1;
bh->biBitCount=8;
bh->biClrUsed=bh->biClrImportant=256;
// setup palette
for (a=1;a<128;a++) {
pal[a].rgbGreen=256-2*a;
pal[a].rgbRed=2*a;
}
for (a=0;a<32;a++) {
pal[128+a].rgbBlue=8*a;
pal[128+32+a].rgbBlue=255;
pal[128+32+a].rgbRed=8*a;
pal[128+64+a].rgbRed=255;
pal[128+64+a].rgbBlue=8*(31-a);
pal[128+64+a].rgbGreen=8*a;
pal[128+96+a].rgbRed=255;
pal[128+96+a].rgbGreen=255;
pal[128+96+a].rgbBlue=8*a;
}
// create the bitmap
specbmp=CreateDIBSection(0,(BITMAPINFO*)bh,DIB_RGB_COLORS,(void**)&specbuf,NULL,0);
specdc=CreateCompatibleDC(0);
SelectObject(specdc,specbmp);
}
// setup update timer (40hz)
timer=timeSetEvent(25,25,(LPTIMECALLBACK)&UpdateSpectrum,0,TIME_PERIODIC);
break;
case WM_DESTROY:
if (timer) timeKillEvent(timer);
BASS_RecordFree();
if (specdc) DeleteDC(specdc);
if (specbmp) DeleteObject(specbmp);
PostQuitMessage(0);
break;
}
return DefWindowProc(h, m, w, l);
}
bool BassPlayer::startRecord(const wchar_t* file)
{
if (m_record_params)
return error(L"Already recording. First stop and start new.");
int device = getMicrophoneDevice();
if (device == -1)
return error(L"Microphone not found.");
if (!BASS_RecordInit(device))
return error_bass(L"Can't initialize microphone.", NULL);
HANDLE hfile = CreateFile(file, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (hfile == INVALID_HANDLE_VALUE)
{
std::wstring message(L"Can't open file to writing :");
message.append(file);
return error(message.c_str());
}
// write wav header
WAVEFORMATEX wf;
wf.wFormatTag = WAVE_FORMAT_PCM;
wf.wBitsPerSample = 16;
wf.nChannels = LOWORD(m_chans_record);
wf.nSamplesPerSec = m_freq_record;
wf.nBlockAlign = wf.nChannels*wf.wBitsPerSample/8;
wf.nAvgBytesPerSec = wf.nSamplesPerSec * wf.nBlockAlign;
wf.cbSize = 0;
DWORD wf_size = sizeof(WAVEFORMATEX) - sizeof(WORD);
DWORD headerSize = 20 + wf_size + 8;
unsigned char* header = new unsigned char [headerSize];
memcpy(header, "RIFF\0\0\0\0WAVEfmt \20\0\0\0", 20);
memcpy(header+20, &wf, wf_size);
memcpy(header+20+wf_size, "data\0\0\0\0", 8);
DWORD written = 0;
if (!WriteFile(hfile, header, headerSize, &written, NULL) || written != headerSize)
{
CloseHandle(hfile);
DeleteFile(file);
std::wstring message(L"Can't start writing :");
message.append(file);
return error(message.c_str());
}
m_record_params = new RecordParams;
m_record_params->hfile = hfile;
m_record_params->recording = TRUE;
m_record = BASS_RecordStart(m_freq_record, m_chans_record, 0, MyRecordProc, m_record_params);
if (!m_record)
{
delete m_record_params;
m_record_params = NULL;
CloseHandle(hfile);
DeleteFile(file);
return error_bass(L"Can't start recording.", NULL);
}
// set a volume effect on the recording channel
HFX volfx = BASS_ChannelSetFX(m_record, BASS_FX_BFX_VOLUME, 0);
BASS_BFX_VOLUME param;
param.lChannel = 0; // global volume control
param.fVolume = volume_ToFloat(m_sensivity_record); // recording volume
BASS_FXSetParameters(volfx, ¶m); // apply the level change
return true;
}
BOOL CALLBACK dialogproc(HWND h,UINT m,WPARAM w,LPARAM l)
{
switch (m) {
case WM_TIMER:
{ // update the recording/playback counter
wchar_t text[30]=L"";
if (rchan) // recording
wsprintf(text,L"%I64d",BASS_ChannelGetPosition(rchan,BASS_POS_BYTE));
else if (chan) {
if (BASS_ChannelIsActive(chan)) // playing
wsprintf(text,L"%I64d / %I64d",BASS_ChannelGetPosition(chan,BASS_POS_BYTE),BASS_ChannelGetLength(chan,BASS_POS_BYTE));
else
wsprintf(text,L"%I64d",BASS_ChannelGetLength(chan,BASS_POS_BYTE));
}
MESS(20,WM_SETTEXT,0,text);
{ // display free disk space
ULARGE_INTEGER space;
if (GetDiskFreeSpaceEx(NULL,&space,NULL,NULL)) {
wsprintf(text,L"%I64d",space.QuadPart);
MESS(21,WM_SETTEXT,0,text);
}
}
}
break;
case WM_COMMAND:
switch (LOWORD(w)) {
case IDOK:
case IDCANCEL:
EndDialog(h,LOWORD(w));
break;
case 10:
if (!rchan)
StartRecording();
else
StopRecording();
break;
case 11:
BASS_ChannelPlay(chan,TRUE); // play the recorded data
break;
}
break;
case WM_INITDIALOG:
win=h;
// setup recording device (using default device)
if (!BASS_RecordInit(-1)) {
Error(L"Can't initialize recording device");
EndDialog(h,0);
return 0;
}
{ // go full screen
SHINITDLGINFO shidi;
shidi.dwMask = SHIDIM_FLAGS;
shidi.dwFlags = SHIDIF_DONEBUTTON|SHIDIF_SIZEDLGFULLSCREEN|SHIDIF_EMPTYMENU|SHIDIF_SIPDOWN;
shidi.hDlg = h;
SHInitDialog(&shidi);
}
SetTimer(h,1,200,0); // timer to update the position display
return 1;
case WM_DESTROY:
// release all BASS stuff
BASS_RecordFree();
BASS_Free();
break;
}
return 0;
}
int main(int argc, char **argv)
{
std::cerr << "Start\n";
HANDLE hMapFile = OpenFileMappingA(FILE_MAP_ALL_ACCESS, FALSE, "sc_shared");
if(hMapFile == NULL)
{
return -10;
}
Shared *shared;
shared = (Shared*)MapViewOfFile(hMapFile, FILE_MAP_ALL_ACCESS, 0, 0, sizeof(*shared));
if(shared == NULL)
{
return -11;
}
std::string recDev = getopt(argc, argv, "--recDev=");
//int sc_version = std::stoi(getopt(argc, argv, "--version="));
BASS_SetConfig(BASS_CONFIG_UNICODE, true);
int recDevNo = -1;
BASS_DEVICEINFO info;
for(int i=0; BASS_RecordGetDeviceInfo(i, &info); i++)
{
if(recDev == std::to_string(hash_str(info.name)))
{
recDevNo = i;
break;
}
}
if(!BASS_RecordInit(recDevNo))
{
int code = BASS_ErrorGetCode();
std::string text = "BASS error: " + std::to_string(code);
if(code == 23)
text += "\nProblem with device: \"" + recDev + "\"!";
std::cerr << text << "\n";
return -1;
}
int sampleRate = std::stoi(getopt(argc, argv, "--samplerate="));
int channels = std::stoi(getopt(argc, argv, "--channels="));
recStream = BASS_RecordStart(sampleRate, channels, 0, RecordProc, nullptr);
#ifdef _WIN32
std::string lameBin = "lame.exe";
#else
std::string lameBin = "lame";
#endif
HENCODE encoder = BASS_Encode_Start(recStream,
(lameBin + " -b " + getopt(argc, argv, "--bitrate=") + " -").c_str(),
0,
NULL,
0);
bool ok = BASS_Encode_CastInit(encoder,
getopt(argc, argv, "--url=").c_str(),
getopt(argc, argv, "--password="******"--bitrate=")),
FALSE);
if(!ok)
{
int code = BASS_ErrorGetCode();
std::string text = "BASS error: " + std::to_string(code);
std::cerr << text << "\n";
return -2;
}
std::cerr << "OK\n";
while(!shared->end)
{
if(BASS_Encode_IsActive(encoder) != BASS_ACTIVE_PLAYING)
{
return -3;
}
BASS_CHANNELINFO info;
if(BASS_ChannelGetInfo(recStream, &info))
{
DWORD flags = info.chans == 1 ? BASS_LEVEL_MONO : BASS_LEVEL_STEREO;
BASS_ChannelGetLevelEx(recStream, shared->levels, 0.035f, flags);
}
Sleep(35);
}
std::cerr << "End\n";
UnmapViewOfFile((LPCVOID)shared);
CloseHandle(hMapFile);
return 0;
}
BOOL CALLBACK dialogproc(HWND h,UINT m,WPARAM w,LPARAM l)
{
switch (m) {
case WM_TIMER:
{ // update the recording/playback counter
char text[30]="";
if (rchan) // recording
sprintf(text,"%I64d",BASS_ChannelGetPosition(rchan,BASS_POS_BYTE));
else if (chan) {
if (BASS_ChannelIsActive(chan)) // playing
sprintf(text,"%I64d / %I64d",BASS_ChannelGetPosition(chan,BASS_POS_BYTE),BASS_ChannelGetLength(chan,BASS_POS_BYTE));
else
sprintf(text,"%I64d",BASS_ChannelGetLength(chan,BASS_POS_BYTE));
}
MESS(20,WM_SETTEXT,0,text);
}
break;
case WM_COMMAND:
switch (LOWORD(w)) {
case IDCANCEL:
DestroyWindow(h);
break;
case 10:
if (!rchan)
StartRecording();
else
StopRecording();
break;
case 11:
BASS_ChannelPlay(chan,TRUE); // play the recorded data
break;
case 12:
WriteToDisk();
break;
case 13:
if (HIWORD(w)==CBN_SELCHANGE) { // input selection changed
int i;
input=MESS(13,CB_GETCURSEL,0,0); // get the selection
// enable the selected input
for (i=0;BASS_RecordSetInput(i,BASS_INPUT_OFF,-1);i++) ; // 1st disable all inputs, then...
BASS_RecordSetInput(input,BASS_INPUT_ON,-1); // enable the selected
UpdateInputInfo(); // update info
}
break;
}
break;
case WM_HSCROLL:
if (l) { // set input source level
float level=SendMessage((HWND)l,TBM_GETPOS,0,0)/100.f;
if (!BASS_RecordSetInput(input,0,level)) // failed to set input level
BASS_RecordSetInput(-1,0,level); // try master level instead
}
break;
case WM_INITDIALOG:
win=h;
// setup recording device (using default device)
if (!BASS_RecordInit(-1)) {
Error("Can't initialize recording device");
DestroyWindow(win);
} else { // get list of inputs
int c;
const char *i;
MESS(14,TBM_SETRANGE,FALSE,MAKELONG(0,100)); // initialize input level slider
for (c=0;i=BASS_RecordGetInputName(c);c++) {
MESS(13,CB_ADDSTRING,0,i);
if (!(BASS_RecordGetInput(c,NULL)&BASS_INPUT_OFF)) { // this 1 is currently "on"
input=c;
MESS(13,CB_SETCURSEL,input,0);
UpdateInputInfo(); // display info
}
}
SetTimer(h,0,200,0); // timer to update the position display
return 1;
}
break;
case WM_DESTROY:
// release all BASS stuff
BASS_RecordFree();
BASS_Free();
break;
}
return 0;
}
