gr_wavfile_source Class Reference
[Signal Sources]
Read stream from a Microsoft PCM (.wav) file, output floats.
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#include <gr_wavfile_source.h>
Inheritance diagram for gr_wavfile_source:
Collaboration diagram for gr_wavfile_source:
Public Member Functions | |
| ~gr_wavfile_source () | |
| int | work (int noutput_items, gr_vector_const_void_star &input_items, gr_vector_void_star &output_items) |
| just like gr_block::general_work, only this arranges to call consume_each for you | |
| unsigned int | sample_rate () const |
| Read the sample rate as specified in the wav file header. | |
| int | bits_per_sample () const |
| Return the number of bits per sample as specified in the wav file header. Only 8 or 16 bit are supported here. | |
| int | channels () const |
| Return the number of channels in the wav file as specified in the wav file header. This is also the max number of outputs you can have. | |
Friends | |
| gr_wavfile_source_sptr | gr_make_wavfile_source (const char *filename, bool repeat) |
Detailed Description
Read stream from a Microsoft PCM (.wav) file, output floats.Unless otherwise called, values are within [-1;1]. Check gr_make_wavfile_source() for extra info.
Constructor & Destructor Documentation
| gr_wavfile_source::~gr_wavfile_source | ( | ) |
Member Function Documentation
| int gr_wavfile_source::bits_per_sample | ( | ) | const [inline] |
Return the number of bits per sample as specified in the wav file header. Only 8 or 16 bit are supported here.
| int gr_wavfile_source::channels | ( | ) | const [inline] |
Return the number of channels in the wav file as specified in the wav file header. This is also the max number of outputs you can have.
| unsigned int gr_wavfile_source::sample_rate | ( | ) | const [inline] |
Read the sample rate as specified in the wav file header.
| int gr_wavfile_source::work | ( | int | noutput_items, | |
| gr_vector_const_void_star & | input_items, | |||
| gr_vector_void_star & | output_items | |||
| ) | [virtual] |
just like gr_block::general_work, only this arranges to call consume_each for you
The user must override work to define the signal processing code
Implements gr_sync_block.
Friends And Related Function Documentation
| gr_wavfile_source_sptr gr_make_wavfile_source | ( | const char * | filename, | |
| bool | repeat | |||
| ) | [friend] |
The documentation for this class was generated from the following file:
