+++ /dev/null
-/*
-** Copyright (C) 2007-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
-**
-** This program is free software; you can redistribute it and/or modify
-** it under the terms of the GNU General Public License as published by
-** the Free Software Foundation; either version 2 of the License, or
-** (at your option) any later version.
-**
-** This program is distributed in the hope that it will be useful,
-** but WITHOUT ANY WARRANTY; without even the implied warranty of
-** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-** GNU General Public License for more details.
-**
-** You should have received a copy of the GNU General Public License
-** along with this program; if not, write to the Free Software
-** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-*/
-
-#include "sfconfig.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-#include <math.h>
-
-#include <sndfile.h>
-
-#include "utils.h"
-#include "dft_cmp.h"
-
-#define SAMPLE_RATE 16000
-#define DATA_LENGTH (SAMPLE_RATE / 8)
-
-static float data_out [DATA_LENGTH] ;
-
-static inline float
-max_float (float a, float b)
-{ return a > b ? a : b ;
-} /* max_float */
-
-static void
-vorbis_test (void)
-{ static float float_data [DFT_DATA_LENGTH] ;
- const char * filename = "vorbis_test.oga" ;
- SNDFILE * file ;
- SF_INFO sfinfo ;
- float max_abs = 0.0 ;
- unsigned k ;
-
- print_test_name ("vorbis_test", filename) ;
-
- /* Generate float data. */
- gen_windowed_sine_float (float_data, ARRAY_LEN (float_data), 1.0) ;
-
- /* Set up output file type. */
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- sfinfo.format = SF_FORMAT_OGG | SF_FORMAT_VORBIS ;
- sfinfo.channels = 1 ;
- sfinfo.samplerate = SAMPLE_RATE ;
-
- /* Write the output file. */
-
- /* The Vorbis encoder has a bug on PowerPC and X86-64 with sample rates
- ** <= 22050. Increasing the sample rate to 32000 avoids triggering it.
- ** See https://trac.xiph.org/ticket/1229
- */
- if ((file = sf_open (filename, SFM_WRITE, &sfinfo)) == NULL)
- { const char * errstr ;
-
- errstr = sf_strerror (NULL) ;
- if (strstr (errstr, "Sample rate chosen is known to trigger a Vorbis") == NULL)
- { printf ("Line %d: sf_open (SFM_WRITE) failed : %s\n", __LINE__, errstr) ;
- dump_log_buffer (NULL) ;
- exit (1) ;
- } ;
-
- printf ("\n Sample rate -> 32kHz ") ;
- sfinfo.samplerate = 32000 ;
-
- file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
- } ;
-
- test_write_float_or_die (file, 0, float_data, ARRAY_LEN (float_data), __LINE__) ;
- sf_close (file) ;
-
- memset (float_data, 0, sizeof (float_data)) ;
-
- /* Read the file back in again. */
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
- file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
- test_read_float_or_die (file, 0, float_data, ARRAY_LEN (float_data), __LINE__) ;
- sf_close (file) ;
-
- for (k = 0 ; k < ARRAY_LEN (float_data) ; k ++)
- max_abs = max_float (max_abs, fabs (float_data [k])) ;
-
- if (max_abs > 1.021)
- { printf ("\n\n Error : max_abs %f should be < 1.021.\n\n", max_abs) ;
- exit (1) ;
- } ;
-
- puts ("ok") ;
- unlink (filename) ;
-} /* vorbis_test */
-
-static void
-vorbis_quality_test (void)
-{ /*
- ** Encode two files, one at quality 0.3 and one at quality 0.5 and then
- ** make sure that the quality 0.3 files is the smaller of the two.
- */
- const char * q3_fname = "q3_vorbis.oga" ;
- const char * q5_fname = "q5_vorbis.oga" ;
-
- SNDFILE *q3_file, *q5_file ;
- SF_INFO sfinfo ;
- int q3_size, q5_size ;
- double quality ;
- int k ;
-
- print_test_name (__func__, "q[35]_vorbis.oga") ;
-
- memset (&sfinfo, 0, sizeof (sfinfo)) ;
-
- /* Set up output file type. */
- sfinfo.format = SF_FORMAT_OGG | SF_FORMAT_VORBIS ;
- sfinfo.channels = 1 ;
- sfinfo.samplerate = SAMPLE_RATE ;
-
- /* Write the output file. */
- q3_file = test_open_file_or_die (q3_fname, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
- q5_file = test_open_file_or_die (q5_fname, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
-
- quality = 0.3 ;
- sf_command (q3_file, SFC_SET_VBR_ENCODING_QUALITY, &quality, sizeof (quality)) ;
- quality = 0.5 ;
- sf_command (q5_file, SFC_SET_VBR_ENCODING_QUALITY, &quality, sizeof (quality)) ;
-
- for (k = 0 ; k < 5 ; k++)
- { gen_lowpass_noise_float (data_out, ARRAY_LEN (data_out)) ;
- test_write_float_or_die (q3_file, 0, data_out, ARRAY_LEN (data_out), __LINE__) ;
- test_write_float_or_die (q5_file, 0, data_out, ARRAY_LEN (data_out), __LINE__) ;
- } ;
-
- sf_close (q3_file) ;
- sf_close (q5_file) ;
-
- q3_size = file_length (q3_fname) ;
- q5_size = file_length (q5_fname) ;
-
- if (q3_size >= q5_size)
- { printf ("\n\nLine %d : q3 size (%d) >= q5 size (%d)\n\n", __LINE__, q3_size, q5_size) ;
- exit (1) ;
- } ;
-
- puts ("ok") ;
- unlink (q3_fname) ;
- unlink (q5_fname) ;
-} /* vorbis_quality_test */
-
-
-
-int
-main (void)
-{
- if (HAVE_EXTERNAL_LIBS)
- { vorbis_test () ;
- vorbis_quality_test () ;
- }
- else
- puts (" No Ogg/Vorbis tests because Ogg/Vorbis support was not compiled in.") ;
-
- return 0 ;
-} /* main */
projects / Faustine.git / blobdiff