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Diffstat (limited to 'lib/libsamplerate/libsamplerate-0.2.2/tests/reset_test.c')
| -rwxr-xr-x | lib/libsamplerate/libsamplerate-0.2.2/tests/reset_test.c | 236 |
1 files changed, 0 insertions, 236 deletions
diff --git a/lib/libsamplerate/libsamplerate-0.2.2/tests/reset_test.c b/lib/libsamplerate/libsamplerate-0.2.2/tests/reset_test.c deleted file mode 100755 index 736f376d..00000000 --- a/lib/libsamplerate/libsamplerate-0.2.2/tests/reset_test.c +++ /dev/null @@ -1,236 +0,0 @@ -/* -** Copyright (c) 2002-2016, Erik de Castro Lopo <erikd@mega-nerd.com> -** All rights reserved. -** -** This code is released under 2-clause BSD license. Please see the -** file at : https://github.com/libsndfile/libsamplerate/blob/master/COPYING -*/ - -#ifdef HAVE_CONFIG_H -#include "config.h" -#endif - -#include <stdio.h> -#include <stdlib.h> - -#include <samplerate.h> - -#include "util.h" - -#define BUFFER_LEN 2048 -#define CB_READ_LEN 256 - -static void process_reset_test (int converter) ; -static void callback_reset_test (int converter) ; - -static float data_one [BUFFER_LEN] ; -static float data_zero [BUFFER_LEN] ; - -int -main (void) -{ - puts ("") ; - - process_reset_test (SRC_ZERO_ORDER_HOLD) ; - process_reset_test (SRC_LINEAR) ; -#ifdef ENABLE_SINC_FAST_CONVERTER - process_reset_test (SRC_SINC_FASTEST) ; -#endif - - callback_reset_test (SRC_ZERO_ORDER_HOLD) ; - callback_reset_test (SRC_LINEAR) ; -#ifdef ENABLE_SINC_FAST_CONVERTER - callback_reset_test (SRC_SINC_FASTEST) ; -#endif - - puts ("") ; - - return 0 ; -} /* main */ - -static void -process_reset_test (int converter) -{ static float output [BUFFER_LEN] ; - - SRC_STATE *src_state ; - SRC_DATA src_data ; - int k, error ; - - printf ("\tprocess_reset_test (%-28s) ....... ", src_get_name (converter)) ; - fflush (stdout) ; - - for (k = 0 ; k < BUFFER_LEN ; k++) - { data_one [k] = 1.0 ; - data_zero [k] = 0.0 ; - } ; - - /* Get a converter. */ - if ((src_state = src_new (converter, 1, &error)) == NULL) - { printf ("\n\nLine %d : src_new() failed : %s.\n\n", __LINE__, src_strerror (error)) ; - exit (1) ; - } ; - - /* Process a bunch of 1.0 valued samples. */ - src_data.data_in = data_one ; - src_data.data_out = output ; - src_data.input_frames = BUFFER_LEN ; - src_data.output_frames = BUFFER_LEN ; - src_data.src_ratio = 0.9 ; - src_data.end_of_input = 1 ; - - if ((error = src_process (src_state, &src_data)) != 0) - { printf ("\n\nLine %d : src_simple () returned error : %s\n\n", __LINE__, src_strerror (error)) ; - exit (1) ; - } ; - - /* Reset the state of the converter.*/ - src_reset (src_state) ; - - /* Now process some zero data. */ - src_data.data_in = data_zero ; - src_data.data_out = output ; - src_data.input_frames = BUFFER_LEN ; - src_data.output_frames = BUFFER_LEN ; - src_data.src_ratio = 0.9 ; - src_data.end_of_input = 1 ; - - if ((error = src_process (src_state, &src_data)) != 0) - { printf ("\n\nLine %d : src_simple () returned error : %s\n\n", __LINE__, src_strerror (error)) ; - exit (1) ; - } ; - - /* Finally make sure that the output data is zero ie reset was successful. */ - for (k = 0 ; k < BUFFER_LEN / 2 ; k++) - if (output [k] != 0.0) - { printf ("\n\nLine %d : output [%d] should be 0.0, is %f.\n", __LINE__, k, output [k]) ; - exit (1) ; - } ; - - /* Make sure that this function has been exported. */ - src_set_ratio (src_state, 1.0) ; - - /* Delete converter. */ - src_state = src_delete (src_state) ; - - puts ("ok") ; -} /* process_reset_test */ - -/*============================================================================== -*/ - -typedef struct -{ int channels ; - long count, total ; - float *data ; -} TEST_CB_DATA ; - -static long -test_callback_func (void *cb_data, float **data) -{ TEST_CB_DATA *pcb_data ; - - long frames ; - - if ((pcb_data = cb_data) == NULL) - return 0 ; - - if (data == NULL) - return 0 ; - - if (pcb_data->total - pcb_data->count > 0) - frames = pcb_data->total - pcb_data->count ; - else - frames = 0 ; - - *data = pcb_data->data + pcb_data->count ; - pcb_data->count += frames ; - - return frames ; -} /* test_callback_func */ - -static void -callback_reset_test (int converter) -{ static TEST_CB_DATA test_callback_data ; - - static float output [BUFFER_LEN] ; - - SRC_STATE *src_state ; - - double src_ratio = 1.1 ; - long read_count, read_total ; - int k, error ; - - printf ("\tcallback_reset_test (%-28s) ....... ", src_get_name (converter)) ; - fflush (stdout) ; - - for (k = 0 ; k < ARRAY_LEN (data_one) ; k++) - { data_one [k] = 1.0 ; - data_zero [k] = 0.0 ; - } ; - - if ((src_state = src_callback_new (test_callback_func, converter, 1, &error, &test_callback_data)) == NULL) - { printf ("\n\nLine %d : %s\n\n", __LINE__, src_strerror (error)) ; - exit (1) ; - } ; - - /* Process a bunch of 1.0 valued samples. */ - test_callback_data.channels = 1 ; - test_callback_data.count = 0 ; - test_callback_data.total = ARRAY_LEN (data_one) ; - test_callback_data.data = data_one ; - - read_total = 0 ; - do - { read_count = (ARRAY_LEN (output) - read_total > CB_READ_LEN) ? CB_READ_LEN : ARRAY_LEN (output) - read_total ; - read_count = src_callback_read (src_state, src_ratio, read_count, output + read_total) ; - read_total += read_count ; - } - while (read_count > 0) ; - - /* Check for errors. */ - if ((error = src_error (src_state)) != 0) - { printf ("\n\nLine %d : %s\n\n", __LINE__, src_strerror (error)) ; - exit (1) ; - } ; - - /* Reset the state of the converter.*/ - src_reset (src_state) ; - - /* Process a bunch of 0.0 valued samples. */ - test_callback_data.channels = 1 ; - test_callback_data.count = 0 ; - test_callback_data.total = ARRAY_LEN (data_zero) ; - test_callback_data.data = data_zero ; - - /* Now process some zero data. */ - read_total = 0 ; - do - { read_count = (ARRAY_LEN (output) - read_total > CB_READ_LEN) ? CB_READ_LEN : ARRAY_LEN (output) - read_total ; - read_count = src_callback_read (src_state, src_ratio, read_count, output + read_total) ; - read_total += read_count ; - } - while (read_count > 0) ; - - /* Check for errors. */ - if ((error = src_error (src_state)) != 0) - { printf ("\n\nLine %d : %s\n\n", __LINE__, src_strerror (error)) ; - exit (1) ; - } ; - - /* Finally make sure that the output data is zero ie reset was successful. */ - for (k = 0 ; k < BUFFER_LEN / 2 ; k++) - if (output [k] != 0.0) - { printf ("\n\nLine %d : output [%d] should be 0.0, is %f.\n\n", __LINE__, k, output [k]) ; - save_oct_float ("output.dat", data_one, ARRAY_LEN (data_one), output, ARRAY_LEN (output)) ; - exit (1) ; - } ; - - /* Make sure that this function has been exported. */ - src_set_ratio (src_state, 1.0) ; - - /* Delete converter. */ - src_state = src_delete (src_state) ; - - puts ("ok") ; -} /* callback_reset_test */ - - |