int main(int argc, char *argv[])
{
FMOD_SYSTEM *system = 0;
FMOD_SOUND *sound = 0;
FMOD_RESULT result;
FMOD_CREATESOUNDEXINFO exinfo;
int key, recorddriver, numdrivers, count;
unsigned int version;
FILE *fp;
unsigned int datalength = 0, soundlength;
/*
Create a System object and initialize.
*/
result = FMOD_System_Create(&system);
ERRCHECK(result);
result = FMOD_System_GetVersion(system, &version);
ERRCHECK(result);
if (version < FMOD_VERSION)
{
printf("Error! You are using an old version of FMOD %08x. This program requires %08x\n", version, FMOD_VERSION);
return 0;
}
/*
System initialization
*/
printf("---------------------------------------------------------\n");
printf("Select OUTPUT type\n");
printf("---------------------------------------------------------\n");
printf("1 : DirectSound\n");
printf("2 : Windows Multimedia WaveOut\n");
printf("3 : ASIO\n");
printf("---------------------------------------------------------\n");
printf("Press a corresponding number or ESC to quit\n");
do
{
key = _getch();
} while (key != 27 && key < '1' && key > '5');
switch (key)
{
case '1' : result = FMOD_System_SetOutput(system, FMOD_OUTPUTTYPE_DSOUND);
break;
case '2' : result = FMOD_System_SetOutput(system, FMOD_OUTPUTTYPE_WINMM);
break;
case '3' : result = FMOD_System_SetOutput(system, FMOD_OUTPUTTYPE_ASIO);
break;
default : return 1;
}
ERRCHECK(result);
/*
Enumerate record devices
*/
result = FMOD_System_GetRecordNumDrivers(system, &numdrivers);
ERRCHECK(result);
printf("---------------------------------------------------------\n");
printf("Choose a RECORD driver\n");
printf("---------------------------------------------------------\n");
for (count=0; count < numdrivers; count++)
{
char name[256];
result = FMOD_System_GetRecordDriverInfo(system, count, name, 256, 0);
ERRCHECK(result);
printf("%d : %s\n", count + 1, name);
}
printf("---------------------------------------------------------\n");
printf("Press a corresponding number or ESC to quit\n");
recorddriver = 0;
do
{
key = _getch();
if (key == 27)
{
return 0;
}
recorddriver = key - '1';
} while (recorddriver < 0 || recorddriver >= numdrivers);
printf("\n");
result = FMOD_System_Init(system, 32, FMOD_INIT_NORMAL, 0);
ERRCHECK(result);
memset(&exinfo, 0, sizeof(FMOD_CREATESOUNDEXINFO));
exinfo.cbsize = sizeof(FMOD_CREATESOUNDEXINFO);
exinfo.numchannels = 2;
exinfo.format = FMOD_SOUND_FORMAT_PCM16;
exinfo.defaultfrequency = 44100;
exinfo.length = exinfo.defaultfrequency * sizeof(short) * exinfo.numchannels * 2;
result = FMOD_System_CreateSound(system, 0, FMOD_2D | FMOD_SOFTWARE | FMOD_OPENUSER, &exinfo, &sound);
ERRCHECK(result);
printf("========================================================================\n");
printf("Record to disk example. Copyright (c) Firelight Technologies 2004-2014.\n");
printf("========================================================================\n");
printf("\n");
printf("Press a key to start recording to record.wav\n");
printf("\n");
_getch();
result = FMOD_System_RecordStart(system, recorddriver, sound, TRUE);
ERRCHECK(result);
printf("Press 'Esc' to quit\n");
printf("\n");
fp = fopen("record.wav", "wb");
if (!fp)
{
printf("ERROR : could not open record.wav for writing.\n");
return 1;
}
/*
Write out the wav header. As we don't know the length yet it will be 0.
*/
WriteWavHeader(fp, sound, datalength);
result = FMOD_Sound_GetLength(sound, &soundlength, FMOD_TIMEUNIT_PCM);
ERRCHECK(result);
/*
Main loop.
*/
do
{
static unsigned int lastrecordpos = 0;
unsigned int recordpos = 0;
if (_kbhit())
{
key = _getch();
}
FMOD_System_GetRecordPosition(system, recorddriver, &recordpos);
ERRCHECK(result);
if (recordpos != lastrecordpos)
{
void *ptr1, *ptr2;
int blocklength;
unsigned int len1, len2;
blocklength = (int)recordpos - (int)lastrecordpos;
if (blocklength < 0)
{
blocklength += soundlength;
}
/*
Lock the sound to get access to the raw data.
*/
FMOD_Sound_Lock(sound, lastrecordpos * exinfo.numchannels * 2, blocklength * exinfo.numchannels * 2, &ptr1, &ptr2, &len1, &len2); /* * exinfo.numchannels * 2 = stereo 16bit. 1 sample = 4 bytes. */
/*
Write it to disk.
*/
if (ptr1 && len1)
{
datalength += fwrite(ptr1, 1, len1, fp);
}
if (ptr2 && len2)
{
datalength += fwrite(ptr2, 1, len2, fp);
}
/*
Unlock the sound to allow FMOD to use it again.
*/
FMOD_Sound_Unlock(sound, ptr1, ptr2, len1, len2);
}
lastrecordpos = recordpos;
printf("%-23s. Record buffer pos = %6d : Record time = %02d:%02d\r", (timeGetTime() / 500) & 1 ? "Recording to record.wav" : "", recordpos, datalength / exinfo.defaultfrequency / exinfo.numchannels / 2 / 60, (datalength / exinfo.defaultfrequency / exinfo.numchannels / 2) % 60);
FMOD_System_Update(system);
Sleep(10);
} while (key != 27);
printf("\n");
/*
Write back the wav header now that we know its length.
*/
WriteWavHeader(fp, sound, datalength);
fclose(fp);
/*
Shut down
*/
result = FMOD_Sound_Release(sound);
ERRCHECK(result);
result = FMOD_System_Release(system);
ERRCHECK(result);
return 0;
}
/*********************************
Fonction RecordFichier
Permet d'enregistrer un fichier WAV
*********************************/
void UAudioCaptureMic::mainLoop()
{
if(!_sound)
{
UERROR("Recorder is not initialized.");
this->kill();
return;
}
FMOD_RESULT result;
void *ptr1 = 0, *ptr2 = 0;
int blockLength;
unsigned int len1 = 0, len2 = 0;
unsigned int recordPos = 0;
result = UAudioSystem::getRecordPosition(_driver, &recordPos); UASSERT_MSG(result==FMOD_OK, FMOD_ErrorString(result));
if (recordPos != _lastRecordPos)
{
blockLength = (int)recordPos - (int)_lastRecordPos;
if (blockLength < 0)
{
blockLength += _soundLength;
}
// * exinfo.numchannels * 2 = stereo 16bit. 1 sample = 4 bytes.
// Lock the sound to get access to the raw data.
FMOD_Sound_Lock(_sound, _lastRecordPos * channels() * bytesPerSample(), blockLength * channels() * bytesPerSample(), &ptr1, &ptr2, &len1, &len2);
{
if (ptr1 && len1) // Write it to disk.
{
if(_fp)
{
//write to file
_dataLength += fwrite(ptr1, 1, len1, _fp);
}
// push back in the frames buffer
pushBackSamples(ptr1, len1);
}
if (ptr2 && len2) // Write it to disk.
{
if(_fp)
{
//write to file
_dataLength += fwrite(ptr2, 1, len2, _fp);
}
// push back in the frames buffer
pushBackSamples(ptr2, len2);
}
}
//Unlock the sound to allow FMOD to use it again.
FMOD_Sound_Unlock(_sound, ptr1, ptr2, len1, len2);
_lastRecordPos = recordPos;
}
UAudioSystem::update();
uSleep(10);
// If we are recording to a file, make sure to stop
// when the maximum file size is reached
if (_fp && _maxFileSize != 0 && int(_dataLength) + frameLength()*bytesPerSample() > _maxFileSize)
{
UWARN("Recording max memory reached (%d Mb)... stopped", _maxFileSize/1000000);
this->kill();
}
}
/*
[
[DESCRIPTION]
Writes out the contents of a record buffer to a file.
[PARAMETERS]
[RETURN_VALUE]
void
[REMARKS]
]
*/
void SaveToWav(FMOD_SOUND *sound)
{
FILE *fp;
int channels, bits;
float rate;
void *ptr1, *ptr2;
unsigned int lenbytes, len1, len2;
if (!sound)
{
return;
}
FMOD_Sound_GetFormat (sound, 0, 0, &channels, &bits);
FMOD_Sound_GetDefaults(sound, &rate, 0, 0, 0);
FMOD_Sound_GetLength (sound, &lenbytes, FMOD_TIMEUNIT_PCMBYTES);
{
#if defined(WIN32) || defined(_WIN64) || defined(__WATCOMC__) || defined(_WIN32) || defined(__WIN32__)
#pragma pack(1)
#endif
/*
WAV Structures
*/
typedef struct
{
signed char id[4];
int size;
} RiffChunk;
struct
{
RiffChunk chunk __PACKED;
unsigned short wFormatTag __PACKED; /* format type */
unsigned short nChannels __PACKED; /* number of channels (i.e. mono, stereo...) */
unsigned int nSamplesPerSec __PACKED; /* sample rate */
unsigned int nAvgBytesPerSec __PACKED; /* for buffer estimation */
unsigned short nBlockAlign __PACKED; /* block size of data */
unsigned short wBitsPerSample __PACKED; /* number of bits per sample of mono data */
} __PACKED FmtChunk = { {{'f','m','t',' '}, sizeof(FmtChunk) - sizeof(RiffChunk) }, 1, channels, (int)rate, (int)rate * channels * bits / 8, 1 * channels * bits / 8, bits };
struct
{
RiffChunk chunk;
} DataChunk = { {{'d','a','t','a'}, lenbytes } };
struct
{
RiffChunk chunk;
signed char rifftype[4];
} WavHeader = { {{'R','I','F','F'}, sizeof(FmtChunk) + sizeof(RiffChunk) + lenbytes }, {'W','A','V','E'} };
#if defined(WIN32) || defined(_WIN64) || defined(__WATCOMC__) || defined(_WIN32) || defined(__WIN32__)
#pragma pack()
#endif
fp = fopen("record.wav", "wb");
/*
Write out the WAV header.
*/
fwrite(&WavHeader, sizeof(WavHeader), 1, fp);
fwrite(&FmtChunk, sizeof(FmtChunk), 1, fp);
fwrite(&DataChunk, sizeof(DataChunk), 1, fp);
/*
Lock the sound to get access to the raw data.
*/
FMOD_Sound_Lock(sound, 0, lenbytes, &ptr1, &ptr2, &len1, &len2);
/*
Write it to disk.
*/
fwrite(ptr1, len1, 1, fp);
/*
Unlock the sound to allow FMOD to use it again.
*/
FMOD_Sound_Unlock(sound, ptr1, ptr2, len1, len2);
fclose(fp);
}
}
/*
[
[DESCRIPTION]
Writes out the contents of a record buffer to a file.
[PARAMETERS]
[RETURN_VALUE]
void
[REMARKS]
]
*/
void SaveToWav(FMOD_SOUND *sound)
{
FILE *fp;
int channels, bits;
float rate;
void *ptr1, *ptr2;
unsigned int lenbytes, len1, len2;
FMOD_SOUND_FORMAT format;
int count = 0;
if (!sound)
{
return;
}
FMOD_Sound_GetFormat (sound, 0, &format, &channels, &bits);
FMOD_Sound_GetDefaults(sound, &rate, 0, 0, 0);
FMOD_Sound_GetLength (sound, &lenbytes, FMOD_TIMEUNIT_PCMBYTES);
{
/*
WAV Structures
*/
typedef struct
{
signed char id[4];
int size;
} RiffChunk;
struct
{
RiffChunk chunk __PACKED;
unsigned short wFormatTag __PACKED; /* format type */
unsigned short nChannels __PACKED; /* number of channels (i.e. mono, stereo...) */
unsigned int nSamplesPerSec __PACKED; /* sample rate */
unsigned int nAvgBytesPerSec __PACKED; /* for buffer estimation */
unsigned short nBlockAlign __PACKED; /* block size of data */
unsigned short wBitsPerSample __PACKED; /* number of bits per sample of mono data */
} __PACKED FmtChunk = { {{'f','m','t',' '}, sizeof(FmtChunk) - sizeof(RiffChunk) }, 1, channels, (int)rate, (int)rate * channels * bits / 8, 1 * channels * bits / 8, bits };
if (format == FMOD_SOUND_FORMAT_PCMFLOAT)
{
FmtChunk.wFormatTag = 3;
}
struct
{
RiffChunk chunk;
} DataChunk = { {{'d','a','t','a'}, lenbytes } };
struct
{
RiffChunk chunk;
signed char rifftype[4];
} WavHeader = { {{'R','I','F','F'}, sizeof(FmtChunk) + sizeof(RiffChunk) + lenbytes }, {'W','A','V','E'} };
#ifdef __BIG_ENDIAN__
/*
Do some endian swapping
*/
FmtChunk.chunk.size = SWAPENDIAN_DWORD(FmtChunk.chunk.size);
FmtChunk.wFormatTag = SWAPENDIAN_WORD(FmtChunk.wFormatTag);
FmtChunk.nChannels = SWAPENDIAN_WORD(FmtChunk.nChannels);
FmtChunk.nSamplesPerSec = SWAPENDIAN_DWORD(FmtChunk.nSamplesPerSec);
FmtChunk.nAvgBytesPerSec = SWAPENDIAN_DWORD(FmtChunk.nAvgBytesPerSec);
FmtChunk.nBlockAlign = SWAPENDIAN_WORD(FmtChunk.nBlockAlign);
FmtChunk.wBitsPerSample = SWAPENDIAN_WORD(FmtChunk.wBitsPerSample);
DataChunk.chunk.size = SWAPENDIAN_DWORD(DataChunk.chunk.size);
WavHeader.chunk.size = SWAPENDIAN_DWORD(WavHeader.chunk.size);
#endif
fp = fopen("record.wav", "wb");
/*
Write out the WAV header.
*/
fwrite(&WavHeader, sizeof(WavHeader), 1, fp);
fwrite(&FmtChunk, sizeof(FmtChunk), 1, fp);
fwrite(&DataChunk, sizeof(DataChunk), 1, fp);
/*
Lock the sound to get access to the raw data.
*/
FMOD_Sound_Lock(sound, 0, lenbytes, &ptr1, &ptr2, &len1, &len2);
#ifdef __BIG_ENDIAN__
/*
Write it to disk.
*/
if (format == FMOD_SOUND_FORMAT_PCM16)
{
signed short *wptr = (signed short *)ptr1;
for (count = 0; count < len1 >> 1; count++)
{
wptr[count] = SWAPENDIAN_WORD(wptr[count]);
}
}
else if (format == FMOD_SOUND_FORMAT_PCMFLOAT)
{
float *fptr = (float *)ptr1;
for (count = 0; count < len1 >> 2; count++)
{
SWAPENDIAN_FLOAT(fptr[count]);
}
}
#endif
fwrite(ptr1, len1, 1, fp);
/*
Unlock the sound to allow FMOD to use it again.
*/
FMOD_Sound_Unlock(sound, ptr1, ptr2, len1, len2);
fclose(fp);
}
}