Do our own resampling

1 files changed, 0 insertions, 253 deletions

diff --git a/lib/libsamplerate/libsamplerate-0.2.2/tests/throughput_test.c b/lib/libsamplerate/libsamplerate-0.2.2/tests/throughput_test.c
deleted file mode 100755
index e9974800..00000000
--- a/lib/libsamplerate/libsamplerate-0.2.2/tests/throughput_test.c
+++ /dev/null
@@ -1,253 +0,0 @@
-/*
-** Copyright (c) 2004-2016, 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 <string.h>
-#include <time.h>
-#ifdef HAVE_UNISTD_H
-#include <unistd.h>
-#endif
-#include <math.h>
-
-#ifdef _WIN32
-#ifndef WIN32_LEAN_AND_MEAN
-#define WIN32_LEAN_AND_MEAN
-#endif
-#include <windows.h>
-#endif
-
-#include <samplerate.h>
-
-#include "util.h"
-
-#define BUFFER_LEN	(1<<16)
-
-static float input [BUFFER_LEN] ;
-static float output [BUFFER_LEN] ;
-
-static long
-throughput_test (int converter, long best_throughput)
-{	SRC_DATA src_data ;
-	clock_t start_time, clock_time ;
-	double duration ;
-	long total_frames = 0, throughput ;
-	int error ;
-
-	printf ("    %-30s    ", src_get_name (converter)) ;
-	fflush (stdout) ;
-
-	src_data.data_in = input ;
-	src_data.input_frames = ARRAY_LEN (input) ;
-
-	src_data.data_out = output ;
-	src_data.output_frames = ARRAY_LEN (output) ;
-
-	src_data.src_ratio = 0.99 ;
-
-#ifdef _WIN32
-	Sleep (2000) ;
-#else
-	sleep (2) ;
-#endif
-
-	start_time = clock () ;
-
-	do
-	{
-		if ((error = src_simple (&src_data, converter, 1)) != 0)
-		{	puts (src_strerror (error)) ;
-			exit (1) ;
-			} ;
-
-		total_frames += src_data.output_frames_gen ;
-
-		clock_time = clock () - start_time ;
-#ifdef __GNU__ /* Clock resolution is 10ms on GNU/Hurd */
-		duration = (10000.0 * clock_time) / CLOCKS_PER_SEC ;
-#else
-		duration = (1.0 * clock_time) / CLOCKS_PER_SEC ;
-#endif
-	}
-	while (duration < 3.0) ;
-
-	if (src_data.input_frames_used != ARRAY_LEN (input))
-	{	printf ("\n\nLine %d : input frames used %ld should be %d\n", __LINE__, src_data.input_frames_used, ARRAY_LEN (input)) ;
-		exit (1) ;
-		} ;
-
-	if (fabs (src_data.src_ratio * src_data.input_frames_used - src_data.output_frames_gen) > 2)
-	{	printf ("\n\nLine %d : input / output length mismatch.\n\n", __LINE__) ;
-		printf ("    input len  : %d\n", ARRAY_LEN (input)) ;
-		printf ("    output len : %ld (should be %g +/- 2)\n\n", src_data.output_frames_gen,
-				floor (0.5 + src_data.src_ratio * src_data.input_frames_used)) ;
-		exit (1) ;
-		} ;
-
-	throughput = lrint (floor (total_frames / duration)) ;
-
-	if (best_throughput == 0)
-	{	best_throughput = MAX (throughput, best_throughput) ;
-		printf ("%5.2f          %10ld\n", duration, throughput) ;
-		}
-	else
-	{	best_throughput = MAX (throughput, best_throughput) ;
-		printf ("%5.2f          %10ld       %10ld\n", duration, throughput, best_throughput) ;
-		}
-
-
-	return best_throughput ;
-} /* throughput_test */
-
-static void
-single_run (void)
-{
-
-	printf ("\n    CPU name : %s\n", get_cpu_name ()) ;
-
-	puts (
-		"\n"
-		"    Converter                        Duration        Throughput\n"
-		"    -----------------------------------------------------------"
-		) ;
-
-	throughput_test (SRC_ZERO_ORDER_HOLD, 0) ;
-	throughput_test (SRC_LINEAR, 0) ;
-#ifdef ENABLE_SINC_FAST_CONVERTER
-	throughput_test (SRC_SINC_FASTEST, 0) ;
-#endif
-#ifdef ENABLE_SINC_MEDIUM_CONVERTER
-	throughput_test (SRC_SINC_MEDIUM_QUALITY, 0) ;
-#endif
-#ifdef ENABLE_SINC_BEST_CONVERTER
-	throughput_test (SRC_SINC_BEST_QUALITY, 0) ;
-#endif
-
-	puts ("") ;
-	return ;
-} /* single_run */
-
-static void
-multi_run (int run_count)
-{	long zero_order_hold = 0, linear = 0 ;
-
-#ifdef ENABLE_SINC_FAST_CONVERTER
-	long sinc_fastest = 0 ;
-#endif
-
-#ifdef ENABLE_SINC_MEDIUM_CONVERTER
-	long sinc_medium = 0 ;
-#endif
-
-#ifdef ENABLE_SINC_BEST_CONVERTER
-	long sinc_best = 0 ;
-#endif
-	int k ;
-
-	puts (
-		"\n"
-		"    Converter                        Duration        Throughput      Best Throughput\n"
-		"    --------------------------------------------------------------------------------"
-		) ;
-
-	for (k = 0 ; k < run_count ; k++)
-	{	zero_order_hold =	throughput_test (SRC_ZERO_ORDER_HOLD, zero_order_hold) ;
-		linear =			throughput_test (SRC_LINEAR, linear) ;
-#ifdef ENABLE_SINC_FAST_CONVERTER
-		sinc_fastest =		throughput_test (SRC_SINC_FASTEST, sinc_fastest) ;
-#endif
-#ifdef ENABLE_SINC_MEDIUM_CONVERTER
-		sinc_medium =		throughput_test (SRC_SINC_MEDIUM_QUALITY, sinc_medium) ;
-#endif
-#ifdef ENABLE_SINC_BEST_CONVERTER
-		sinc_best =			throughput_test (SRC_SINC_BEST_QUALITY, sinc_best) ;
-#endif
-		puts ("") ;
-
-		/* Let the CPU cool down. We might be running on a laptop. */
-#ifdef _WIN32
-		Sleep (10000) ;
-#else
-		sleep (10) ;
-#endif
-		} ;
-
-	printf ("\n    CPU name : %s\n", get_cpu_name ()) ;
-
-	puts (
-		"\n"
-		"    Converter                        Best Throughput\n"
-		"    ------------------------------------------------"
-		) ;
-	printf ("    %-30s    %10ld\n", src_get_name (SRC_ZERO_ORDER_HOLD), zero_order_hold) ;
-	printf ("    %-30s    %10ld\n", src_get_name (SRC_LINEAR), linear) ;
-#ifdef ENABLE_SINC_FAST_CONVERTER
-	printf ("    %-30s    %10ld\n", src_get_name (SRC_SINC_FASTEST), sinc_fastest) ;
-#endif
-#ifdef ENABLE_SINC_MEDIUM_CONVERTER
-	printf ("    %-30s    %10ld\n", src_get_name (SRC_SINC_MEDIUM_QUALITY), sinc_medium) ;
-#endif
-#ifdef ENABLE_SINC_BEST_CONVERTER
-	printf ("    %-30s    %10ld\n", src_get_name (SRC_SINC_BEST_QUALITY), sinc_best) ;
-#endif
-
-	puts ("") ;
-} /* multi_run */
-
-static void
-usage_exit (const char * argv0)
-{	const char * cptr ;
-
-	if ((cptr = strrchr (argv0, '/')) != NULL)
-		argv0 = cptr ;
-
-	printf (
-		"Usage :\n"
-	 	"    %s                 - Single run of the throughput test.\n"
-		"    %s --best-of N     - Do N runs of test a print bext result.\n"
-		"\n",
-		argv0, argv0) ;
-
-	exit (0) ;
-} /* usage_exit */
-
-int
-main (int argc, char ** argv)
-{	double freq ;
-
-	memset (input, 0, sizeof (input)) ;
-	freq = 0.01 ;
-	gen_windowed_sines (1, &freq, 1.0, input, BUFFER_LEN) ;
-
-	if (argc == 1)
-		single_run () ;
-	else if (argc == 3 && strcmp (argv [1], "--best-of") == 0)
-	{	int run_count = atoi (argv [2]) ;
-
-		if (run_count < 1 || run_count > 20)
-		{	printf ("Please be sensible. Run count should be in range (1, 10].\n") ;
-			exit (1) ;
-			} ;
-
-		multi_run (run_count) ;
-		}
-	else
-		usage_exit (argv [0]) ;
-
-	puts (
-		"            Duration is in seconds.\n"
-		"            Throughput is in samples/sec (more is better).\n"
-		) ;
-
-	return 0 ;
-} /* main */
-