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AuSoundRecordToFile(3) |
FreeBSD Library Functions Manual |
AuSoundRecordToFile(3) |
AuSoundRecordToFile - create a flow to record to a file.
#include <audio/audiolib.h>
#include <audio/soundlib.h>
AuEventHandlerRec
*AuSoundRecordToFile(server, filename, source,
gain, callback, callback_data, mode,
file_format, comment, rate, data_format,
flow, volume_mult_elem, status)
AuServer *server;
char *filename;
AuDeviceID source;
AuFixedPoint gain;
void (*callback) (AuServer *, AuEventHandlerRec *,
AuEvent *, AuPointer);
AuPointer callback_data;
int mode;
int file_format;
char *comment;
AuUint32 rate;
int data_format;
AuFlowID *flow; /* RETURN */
int *volume_mult_elem; /* RETURN */
AuStatus *status; /* RETURN */
- server
- Specifies the connection to the audio server.
- filename
- Specifies the name of the file to record to.
- source
- Specifies the input device to use.
- gain
- Specifies the gain for the input device.
- callback
- Specifies the procedure to be called for additional event processing.
- callback_data
- Specifies any additional arguments to be passed to the callback.
- mode
- Specifies the line mode for the input device. Currently the following line
modes are defined: AuDeviceInputModeNone,
AuDeviceInputModeLineIn, AuDeviceInputModeMicrophone.
- file_format
- Specifies the file format. Currently, the following file formats are
supported: SoundFileFormatSnd, SoundFileFormatVoc,
SoundFileFormatWave, SoundFileFormatAiff,
SoundFileFormatSvx.
- comment
- Specifies a comment to embedded in the file.
- rate
- Specifies the sample rate to record at.
- data_format
- Specifies the data format. Currently, the following data formats are
defined: AuFormatULAW8, AuFormatLinearUnsigned8,
AuFormatLinearSigned8, AuFormatLinearSigned16MSB,
AuFormatLinearUnsigned16MSB, AuFormatSignedLinear16LSB, and
AuFormatLinearUnsigned16LSB.
- flow
- If non-NULL, returns the flow ID.
- volume_mult_elem
- Accord to the comment in the source, not implemented.
- status
- If non-NULL, flush the output buffer and return the status from the
server.
AuSoundRecordToFile creates a flow to record from source to
filename and returns a pointer to the event handler created or NULL if
there was an error.
AuSoundRecord, AuSoundRecordToBucket, AuSoundRecordToData,
AuSoundRecordToFileN.
audiolib - Network Audio System C Language Interface
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