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| #define | DLL_EXPORT extern |
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| #define | __bswap_16(a) __builtin_bswap16(a) |
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| #define | __bswap_32(a) __builtin_bswap32(a) |
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| #define | __bswap_64(a) __builtin_bswap64(a) |
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| #define | M_PI 3.14159265358979323846 |
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| #define | DSP_MAX_STARS 200 |
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| #define | dsp_t_max 255 |
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| #define | dsp_t_min -dsp_t_max |
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| #define | DSP_NAME_SIZE 128 |
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| #define | DSP_DEBUG |
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| #define | DSP_DEBUG_INFO 0 |
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| #define | DSP_DEBUG_ERROR 1 |
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| #define | DSP_DEBUG_WARNING 2 |
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| #define | DSP_DEBUG_DEBUG 3 |
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| #define | pdbg(x, ...) |
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| #define | pinfo(...) pdbg(DSP_DEBUG_INFO, __VA_ARGS__) |
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| #define | perr(...) pdbg(DSP_DEBUG_ERROR, __VA_ARGS__) |
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| #define | pwarn(...) pdbg(DSP_DEBUG_WARNING, __VA_ARGS__) |
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| #define | pgarb(...) pdbg(DSP_DEBUG_DEBUG, __VA_ARGS__) |
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| #define | pfunc pgarb("%s\n", __func__) |
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| #define | start_gettime |
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| #define | end_gettime |
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| #define | Min(a, b) |
| | if min() is not present you can use this one
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| #define | Max(a, b) |
| | if max() is not present you can use this one
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| #define | Log(a, b) ( log(a) / log(b) ) |
| | Logarithm of a with arbitrary base b.
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| #define | DSP_ALIGN_TRANSLATED 1 |
| | The stream is translated by the reference.
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| #define | DSP_ALIGN_SCALED 2 |
| | The stream is scaled by the reference.
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| #define | DSP_ALIGN_ROTATED 4 |
| | The stream is rotated by the reference.
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| #define | DSP_ALIGN_NO_MATCH 8 |
| | No matches were found during comparison.
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| #define | dsp_stats_min(buf, len) |
| | Gets the minimum value of the input stream.
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| #define | dsp_stats_max(buf, len) |
| | Gets the maximum value of the input stream.
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| #define | dsp_stats_mid(buf, len) |
| | Gets the middle value of the input stream.
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| #define | dsp_stats_minimum_index(buf, len) |
| | Gets minimum value's position into the buffer.
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| #define | dsp_stats_maximum_index(buf, len) |
| | Gets maximum value's position into the buffer.
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| #define | dsp_stats_mean(buf, len) |
| | A mean calculator.
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| #define | dsp_stats_stddev(buf, len) |
| | Standard deviation of the inut stream.
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| #define | dsp_stats_val_count(buf, len, val) |
| | Counts value occurrences into stream.
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| #define | dsp_stats_val_sum(buf, len) |
| | Cumulative sum of all the values on the stream.
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| #define | dsp_stats_range_count(buf, len, lo, hi) |
| | Counts value ranging occurrences into stream.
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| #define | dsp_stats_compare(in1, in2, len) |
| | Compare two buffers.
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| #define | dsp_buffer_stretch(buf, len, _mn, _mx) |
| | Stretch minimum and maximum values of the input stream.
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| #define | dsp_buffer_set(buf, len, _val) |
| | Fill the buffer with the passed value.
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| #define | dsp_buffer_normalize(buf, len, mn, mx) |
| | Normalize the input stream to the minimum and maximum values.
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| #define | dsp_buffer_reverse(buf, len) |
| | Reverse the order of the buffer elements.
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| #define | dsp_buffer_swap(in, len) |
| | Change the in buffer elements endianness.
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| #define | dsp_buffer_copy(in, out, len) |
| | Fill the output buffer with the values of the elements of the input stream by casting them to the output buffer element type.
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| #define | dsp_buffer_copy_stepping(in, out, inlen, outlen, instep, outstep) |
| | Fill the output buffer with the values of the elements of the input stream by casting them to the output buffer element type.
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| DLL_EXPORT unsigned long int | dsp_max_threads (unsigned long value) |
| | get/set the maximum number of threads allowed
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| DLL_EXPORT void | dsp_set_debug_level (int value) |
| | set the debug level
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| DLL_EXPORT int | dsp_get_debug_level () |
| | get the debug level
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| DLL_EXPORT void | dsp_set_app_name (char *name) |
| | set the application name
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| DLL_EXPORT char * | dsp_get_app_name () |
| | get the application name
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| DLL_EXPORT void | dsp_set_stdout (FILE *f) |
| | set the output log streeam
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| DLL_EXPORT void | dsp_set_stderr (FILE *f) |
| | set the error log streeam
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| DLL_EXPORT void | dsp_print (int x, char *str) |
| | log a message to the error or output streams
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| DLL_EXPORT void | dsp_fourier_dft (dsp_stream_p stream, int exp) |
| | Perform a discrete Fourier Transform of a dsp_stream.
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| DLL_EXPORT void | dsp_fourier_idft (dsp_stream_p stream) |
| | Perform an inverse discrete Fourier Transform of a dsp_stream.
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| DLL_EXPORT void | dsp_fourier_2dsp (dsp_stream_p stream) |
| | Fill the magnitude and phase buffers with the current data in stream->dft.
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| DLL_EXPORT void | dsp_fourier_2complex_t (dsp_stream_p stream) |
| | Obtain the complex fourier transform from the current magnitude and phase buffers.
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| DLL_EXPORT void | dsp_fourier_phase_mag_array_get_complex (double *mag, double *phi, complex_t *out, int len) |
| | Obtain a complex array from phase and magnitude arrays.
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| DLL_EXPORT double * | dsp_fourier_complex_array_get_magnitude (dsp_complex in, int len) |
| | Obtain a complex number's array magnitudes.
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| DLL_EXPORT double * | dsp_fourier_complex_array_get_phase (dsp_complex in, int len) |
| | Obtain a complex number's array phases.
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| DLL_EXPORT void | dsp_filter_squarelaw (dsp_stream_p stream) |
| | A square law filter.
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| DLL_EXPORT void | dsp_filter_lowpass (dsp_stream_p stream, double frequency) |
| | A low pass filter.
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| DLL_EXPORT void | dsp_filter_highpass (dsp_stream_p stream, double frequency) |
| | A high pass filter.
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| DLL_EXPORT void | dsp_filter_bandpass (dsp_stream_p stream, double LowFrequency, double HighFrequency) |
| | A band pass filter.
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| DLL_EXPORT void | dsp_filter_bandreject (dsp_stream_p stream, double LowFrequency, double HighFrequency) |
| | A band reject filter.
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| DLL_EXPORT void | dsp_convolution_convolution (dsp_stream_p stream, dsp_stream_p matrix) |
| | A cross-convolution processor.
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| DLL_EXPORT void | dsp_convolution_correlation (dsp_stream_p stream, dsp_stream_p matrix) |
| | A cross-correlation processor.
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| DLL_EXPORT double * | dsp_stats_histogram (dsp_stream_p stream, int size) |
| | Histogram of the inut stream.
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| DLL_EXPORT void | dsp_buffer_shift (dsp_stream_p stream) |
| | Shift a stream on each dimension.
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| DLL_EXPORT void | dsp_buffer_removemean (dsp_stream_p stream) |
| | Subtract mean from stream.
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| DLL_EXPORT void | dsp_buffer_max (dsp_stream_p stream, dsp_t *in, int len) |
| | Subtract elements of one stream from another's.
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| DLL_EXPORT void | dsp_buffer_min (dsp_stream_p stream, dsp_t *in, int len) |
| | Sum elements of one stream to another's.
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| DLL_EXPORT void | dsp_buffer_sub (dsp_stream_p stream, dsp_t *in, int len) |
| | Subtract elements of one stream from another's.
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| DLL_EXPORT void | dsp_buffer_sum (dsp_stream_p stream, dsp_t *in, int len) |
| | Sum elements of one stream to another's.
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| DLL_EXPORT void | dsp_buffer_div (dsp_stream_p stream, dsp_t *in, int len) |
| | Divide elements of one stream to another's.
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| DLL_EXPORT void | dsp_buffer_mul (dsp_stream_p stream, dsp_t *in, int len) |
| | Multiply elements of one stream to another's.
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| DLL_EXPORT void | dsp_buffer_pow (dsp_stream_p stream, dsp_t *in, int len) |
| | Expose elements of one stream to another's.
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| DLL_EXPORT void | dsp_buffer_log (dsp_stream_p stream, dsp_t *in, int len) |
| | Logarithm elements of one stream using another's as base.
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| DLL_EXPORT void | dsp_buffer_sub1 (dsp_stream_p stream, dsp_t val) |
| | Subtract a value from elements of the input stream.
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| DLL_EXPORT void | dsp_buffer_1sub (dsp_stream_p stream, dsp_t val) |
| | Subtract each element of the input stream a value.
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| DLL_EXPORT void | dsp_buffer_sum1 (dsp_stream_p stream, dsp_t val) |
| | Sum elements of the input stream to a value.
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| DLL_EXPORT void | dsp_buffer_div1 (dsp_stream_p stream, double val) |
| | Divide elements of the input stream to a value.
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| DLL_EXPORT void | dsp_buffer_1div (dsp_stream_p stream, double val) |
| | Divide a value to each element of the input stream.
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| DLL_EXPORT void | dsp_buffer_mul1 (dsp_stream_p stream, double val) |
| | Multiply elements of the input stream to a value.
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| DLL_EXPORT void | dsp_buffer_pow1 (dsp_stream_p stream, double val) |
| | Expose elements of the input stream to the given power.
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| DLL_EXPORT void | dsp_buffer_log1 (dsp_stream_p stream, double val) |
| | Logarithm elements of the input stream using the given base.
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| DLL_EXPORT void | dsp_buffer_median (dsp_stream_p stream, int size, int median) |
| | Median elements of the input stream.
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| DLL_EXPORT void | dsp_buffer_sigma (dsp_stream_p stream, int size) |
| | Standard deviation of each element of the input stream within the given size.
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| DLL_EXPORT void | dsp_buffer_deviate (dsp_stream_p stream, dsp_t *deviation, dsp_t mindeviation, dsp_t maxdeviation) |
| | Deviate forward the first input stream using the second stream as indexing reference.
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| DLL_EXPORT void | dsp_stream_alloc_buffer (dsp_stream_p stream, int len) |
| | Allocate a buffer with length len on the stream passed as argument.
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| DLL_EXPORT void | dsp_stream_set_buffer (dsp_stream_p stream, void *buffer, int len) |
| | Set the buffer of the stream passed as argument to a specific memory location.
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| DLL_EXPORT dsp_t * | dsp_stream_get_buffer (dsp_stream_p stream) |
| | Return the buffer of the stream passed as argument.
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| DLL_EXPORT void | dsp_stream_free_buffer (dsp_stream_p stream) |
| | Free the buffer of the DSP Stream passed as argument.
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| DLL_EXPORT dsp_stream_p | dsp_stream_new (void) |
| | Allocate a new DSP stream type.
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| DLL_EXPORT void | dsp_stream_free (dsp_stream_p stream) |
| | Free the DSP stream passed as argument.
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| DLL_EXPORT dsp_stream_p | dsp_stream_copy (dsp_stream_p stream) |
| | Create a copy of the DSP stream passed as argument.
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| DLL_EXPORT void | dsp_stream_add_child (dsp_stream_p stream, dsp_stream_p child) |
| | Add a child to the DSP Stream passed as argument.
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| DLL_EXPORT void | dsp_stream_add_star (dsp_stream_p stream, dsp_star star) |
| | Add a star to the DSP Stream passed as argument.
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| DLL_EXPORT void | dsp_stream_del_star (dsp_stream_p stream, int n) |
| | Remove the star with index n to a DSP stream.
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| DLL_EXPORT void | dsp_stream_add_triangle (dsp_stream_p stream, dsp_triangle triangle) |
| | Add a triangle to the DSP Stream passed as argument.
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| DLL_EXPORT void | dsp_stream_del_triangle (dsp_stream_p stream, int index) |
| | Remove the triangle with index n to a DSP stream.
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| DLL_EXPORT void | dsp_stream_calc_triangles (dsp_stream_p stream) |
| | Calculate the triangles in the stream struct.
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| DLL_EXPORT void | dsp_stream_del_child (dsp_stream_p stream, int n) |
| | Remove the child with index n to a DSP stream.
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| DLL_EXPORT void | dsp_stream_add_dim (dsp_stream_p stream, int len) |
| | Add a dimension with length len to a DSP stream.
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| DLL_EXPORT void | dsp_stream_set_dim (dsp_stream_p stream, int dim, int size) |
| | Set a dimension size to a DSP stream.
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| DLL_EXPORT void | dsp_stream_del_dim (dsp_stream_p stream, int n) |
| | Remove the dimension with index n to a DSP stream.
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| DLL_EXPORT int | dsp_stream_set_position (dsp_stream_p stream, int *pos) |
| | Obtain the position the DSP stream by parsing multidimensional indexes.
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| DLL_EXPORT int * | dsp_stream_get_position (dsp_stream_p stream, int index) |
| | Return the multidimensional positional indexes of a DSP stream by specify a linear index.
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| DLL_EXPORT void * | dsp_stream_exec (dsp_stream_p stream, void *args,...) |
| | Execute the function callback pointed by the func field of the passed stream.
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| DLL_EXPORT void | dsp_stream_crop (dsp_stream_p stream) |
| | Crop the buffers of the stream passed as argument by reading the ROI field.
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| DLL_EXPORT void | dsp_stream_rotate (dsp_stream_p stream) |
| | Rotate a stream around an axis and offset.
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| DLL_EXPORT void | dsp_stream_sum (dsp_stream_p stream, dsp_stream_p in) |
| | Sum a stream with another.
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| DLL_EXPORT void | dsp_stream_multiply (dsp_stream_p stream, dsp_stream_p in) |
| | Multiply a stream with another.
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| DLL_EXPORT void | dsp_stream_subtract (dsp_stream_p stream, dsp_stream_p in) |
| | Subtract a stream to another.
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| DLL_EXPORT void | dsp_stream_translate (dsp_stream_p stream) |
| | Translate a stream.
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| DLL_EXPORT void | dsp_stream_scale (dsp_stream_p stream) |
| | Scale a stream.
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| DLL_EXPORT void | dsp_stream_align (dsp_stream_p stream) |
| | Perform scale, translate and rotate transformations in-place.
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| DLL_EXPORT void | dsp_signals_whitenoise (dsp_stream_p stream) |
| | Generate white noise.
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| DLL_EXPORT void | dsp_signals_sinewave (dsp_stream_p stream, double samplefreq, double freq) |
| | Generate a sinusoidal wave.
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| DLL_EXPORT void | dsp_signals_sawtoothwave (dsp_stream_p stream, double samplefreq, double freq) |
| | Generate a sawtooth wave.
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| DLL_EXPORT void | dsp_signals_triwave (dsp_stream_p stream, double samplefreq, double freq) |
| | Generate a triangular wave.
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| DLL_EXPORT void | dsp_modulation_frequency (dsp_stream_p stream, double samplefreq, double freq, double bandwidth) |
| | Generate a frequency modulated wave.
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| DLL_EXPORT void | dsp_modulation_amplitude (dsp_stream_p stream, double samplefreq, double freq) |
| | Generate an amplitude modulated wave.
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| void | dsp_recons_align (dsp_stream_p stream, dsp_stream_p matrix) |
| | Try to reconstruct a stream from sub-stream matrices.
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| DLL_EXPORT dsp_stream_p * | dsp_file_read_fits (const char *filename, int *channels, int stretch) |
| | Read a FITS file and fill a dsp_stream_p with its content.
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| DLL_EXPORT void | dsp_file_write_fits (const char *filename, int bpp, dsp_stream_p stream) |
| | Write the dsp_stream_p into a FITS file,.
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| DLL_EXPORT void | dsp_file_write_fits_composite (const char *filename, int components, int bpp, dsp_stream_p *stream) |
| | Write the components dsp_stream_p array into a JPEG file,.
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| DLL_EXPORT dsp_stream_p * | dsp_file_read_jpeg (const char *filename, int *channels, int stretch) |
| | Read a JPEG file and fill a array of dsp_stream_p with its content, each color channel has its own stream in this array and an additional grayscale at end will be added.
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| DLL_EXPORT void | dsp_file_write_jpeg (const char *filename, int quality, dsp_stream_p stream) |
| | Write the stream into a JPEG file,.
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| DLL_EXPORT void | dsp_file_write_jpeg_composite (const char *filename, int components, int quality, dsp_stream_p *stream) |
| | Write the components dsp_stream_p array into a JPEG file,.
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| DLL_EXPORT dsp_stream_p * | dsp_file_read_png (const char *filename, int *channels, int stretch) |
| | Read a PNG file and fill a array of dsp_stream_p with its content, each color channel has its own stream in this array and an additional grayscale at end will be added.
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| DLL_EXPORT void | dsp_file_write_png_composite (const char *filename, int components, int compression, dsp_stream_p *stream) |
| | Write the components dsp_stream_p array into a PNG file,.
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| DLL_EXPORT dsp_t * | dsp_file_bayer_2_gray (dsp_t *src, int width, int height) |
| | Convert a bayer pattern dsp_t array into a grayscale array.
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| DLL_EXPORT dsp_t * | dsp_file_bayer_2_rgb (dsp_t *src, int red, int width, int height) |
| | Convert a bayer pattern dsp_t array into a ordered 3 RGB array.
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| DLL_EXPORT dsp_stream_p * | dsp_stream_from_components (dsp_t *buf, int dims, int *sizes, int components) |
| | Convert a color component dsp_t array into a dsp_stream_p array each element containing the single components.
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| DLL_EXPORT dsp_stream_p * | dsp_buffer_rgb_to_components (void *buf, int dims, int *sizes, int components, int bpp, int stretch) |
| | Convert an RGB color dsp_t array into a dsp_stream_p array each element containing the single components.
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| DLL_EXPORT void | dsp_buffer_components_to_rgb (dsp_stream_p *stream, void *rgb, int components, int bpp) |
| | Convert a component dsp_stream_p array into an RGB dsp_t array.
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| DLL_EXPORT dsp_t * | dsp_file_composite_2_bayer (dsp_stream_p *src, int red, int width, int height) |
| | Convert a component dsp_stream_p array into a bayer dsp_t array.
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| DLL_EXPORT void | dsp_file_write_fits_bayer (const char *filename, int components, int bpp, dsp_stream_p *stream) |
| | Write a FITS file from a dsp_stream_p array.
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| DLL_EXPORT dsp_t * | dsp_file_bayer_2_composite (dsp_t *src, int red, int width, int height) |
| | Convert a bayer pattern dsp_t array into a contiguous component array.
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| DLL_EXPORT dsp_align_info * | dsp_align_fill_info (dsp_triangle t1, dsp_triangle t2) |
| | Fill a dsp_align_info struct by comparing two triangles.
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| DLL_EXPORT dsp_triangle * | dsp_align_calc_triangle (dsp_star *stars, int num_stars) |
| | Create a dsp_triangle struct.
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| DLL_EXPORT void | dsp_align_free_triangle (dsp_triangle *triangle) |
| | Free a dsp_triangle struct pointer.
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| DLL_EXPORT int | dsp_align_get_offset (dsp_stream_p ref, dsp_stream_p to_align, double tolerance, double target_score, int num_stars) |
| | Calculate offsets, rotation and scaling of two streams giving reference alignment point.
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