2 ** Copyright (C) 1999-2011 Erik de Castro Lopo <erikd@mega-nerd.com>
4 ** This program is free software; you can redistribute it and/or modify
5 ** it under the terms of the GNU General Public License as published by
6 ** the Free Software Foundation; either version 2 of the License, or
7 ** (at your option) any later version.
9 ** This program is distributed in the hope that it will be useful,
10 ** but WITHOUT ANY WARRANTY; without even the implied warranty of
11 ** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 ** GNU General Public License for more details.
14 ** You should have received a copy of the GNU General Public License
15 ** along with this program; if not, write to the Free Software
16 ** Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
34 #define BUFFER_SIZE (1<<14) /* Should be (1<<14) */
35 #define SAMPLE_RATE 11025
38 #define M_PI 3.14159265358979323846264338
41 #define LCT_MAX(x,y) ((x) > (y) ? (x) : (y))
43 static void lcomp_test_short (const char *filename, int filetype, int chan, double margin) ;
44 static void lcomp_test_int (const char *filename, int filetype, int chan, double margin) ;
45 static void lcomp_test_float (const char *filename, int filetype, int chan, double margin) ;
46 static void lcomp_test_double (const char *filename, int filetype, int chan, double margin) ;
48 static void sdlcomp_test_short (const char *filename, int filetype, int chan, double margin) ;
49 static void sdlcomp_test_int (const char *filename, int filetype, int chan, double margin) ;
50 static void sdlcomp_test_float (const char *filename, int filetype, int chan, double margin) ;
51 static void sdlcomp_test_double (const char *filename, int filetype, int chan, double margin) ;
53 static void read_raw_test (const char *filename, int filetype, int chan) ;
55 static int error_function (double data, double orig, double margin) ;
56 static int decay_response (int k) ;
58 static void gen_signal_double (double *data, double scale, int channels, int datalen) ;
60 static void smoothed_diff_short (short *data, unsigned int datalen) ;
61 static void smoothed_diff_int (int *data, unsigned int datalen) ;
62 static void smoothed_diff_float (float *data, unsigned int datalen) ;
63 static void smoothed_diff_double (double *data, unsigned int datalen) ;
65 static void check_comment (SNDFILE * file, int format, int lineno) ;
67 static int is_lossy (int filetype) ;
70 ** Force the start of these buffers to be double aligned. Sparc-solaris will
71 ** choke if they are not.
74 { double d [BUFFER_SIZE + 1] ;
75 float f [BUFFER_SIZE + 1] ;
76 int i [BUFFER_SIZE + 1] ;
77 short s [BUFFER_SIZE + 1] ;
78 char c [BUFFER_SIZE + 1] ;
81 static BUFFER data_buffer ;
82 static BUFFER orig_buffer ;
83 static BUFFER smooth_buffer ;
85 static const char *long_comment =
86 "This is really quite a long comment. It is designed to be long enough "
87 "to screw up the encoders and decoders if the file container format does "
88 "not handle things correctly. If everything is working correctly, the "
89 "decoder will only decode the actual audio data, and not this string at "
90 "the end of the file." ;
93 main (int argc, char *argv [])
98 { printf ("Usage : %s <test>\n", argv [0]) ;
99 printf (" Where <test> is one of the following:\n") ;
100 printf (" wav_ima - test IMA ADPCM WAV file functions\n") ;
101 printf (" wav_msadpcm - test MS ADPCM WAV file functions\n") ;
102 printf (" wav_gsm610 - test GSM 6.10 WAV file functions\n") ;
103 printf (" wav_ulaw - test u-law WAV file functions\n") ;
104 printf (" wav_alaw - test A-law WAV file functions\n") ;
105 printf (" wve - test Psion WVE file functions\n") ;
106 printf (" all - perform all tests\n") ;
110 do_all = ! strcmp (argv [1], "all") ;
112 if (do_all || strcmp (argv [1], "wav_pcm") == 0)
113 { /* This is just a sanity test for PCM encoding. */
114 lcomp_test_short ("pcm.wav", SF_FORMAT_WAV | SF_FORMAT_PCM_16, 2, 1e-50) ;
115 lcomp_test_int ("pcm.wav", SF_FORMAT_WAV | SF_FORMAT_PCM_32, 2, 1e-50) ;
116 lcomp_test_short ("pcm.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_PCM_16, 2, 1e-50) ;
117 lcomp_test_int ("pcm.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_PCM_32, 2, 1e-50) ;
118 /* Lite remove start */
119 lcomp_test_float ("pcm.wav", SF_FORMAT_WAV | SF_FORMAT_FLOAT, 2, 1e-50) ;
120 lcomp_test_double ("pcm.wav", SF_FORMAT_WAV | SF_FORMAT_DOUBLE, 2, 1e-50) ;
121 /* Lite remove end */
123 read_raw_test ("pcm.wav", SF_FORMAT_WAV | SF_FORMAT_PCM_U8, 2) ;
127 /* For all the rest, if the file format supports more than 1 channel, use stereo. */
128 /* Lite remove start */
129 if (do_all || strcmp (argv [1], "wav_ima") == 0)
130 { lcomp_test_short ("ima.wav", SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
131 lcomp_test_int ("ima.wav", SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.65) ;
132 lcomp_test_float ("ima.wav", SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
133 lcomp_test_double ("ima.wav", SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
135 lcomp_test_short ("ima.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
136 lcomp_test_int ("ima.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
137 lcomp_test_float ("ima.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
138 lcomp_test_double ("ima.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
140 sdlcomp_test_short ("ima.wav", SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
141 sdlcomp_test_int ("ima.wav", SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
142 sdlcomp_test_float ("ima.wav", SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
143 sdlcomp_test_double ("ima.wav", SF_FORMAT_WAV | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
147 if (do_all || strcmp (argv [1], "wav_msadpcm") == 0)
148 { lcomp_test_short ("msadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
149 lcomp_test_int ("msadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
150 lcomp_test_float ("msadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
151 lcomp_test_double ("msadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
153 lcomp_test_short ("msadpcm.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
154 lcomp_test_int ("msadpcm.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
155 lcomp_test_float ("msadpcm.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
156 lcomp_test_double ("msadpcm.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
158 sdlcomp_test_short ("msadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
159 sdlcomp_test_int ("msadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
160 sdlcomp_test_float ("msadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
161 sdlcomp_test_double ("msadpcm.wav", SF_FORMAT_WAV | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
166 if (do_all || strcmp (argv [1], "wav_g721") == 0)
167 { printf ("**** Fix this later : error bound should be 0.06 ****\n") ;
168 lcomp_test_short ("g721.wav", SF_FORMAT_WAV | SF_FORMAT_G721_32, 1, 0.7) ;
169 lcomp_test_int ("g721.wav", SF_FORMAT_WAV | SF_FORMAT_G721_32, 1, 0.7) ;
171 lcomp_test_short ("g721.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_G721_32, 1, 0.7) ;
172 lcomp_test_int ("g721.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_G721_32, 1, 0.7) ;
176 /* Lite remove end */
178 if (do_all || strcmp (argv [1], "wav_ulaw") == 0)
179 { lcomp_test_short ("ulaw.wav", SF_FORMAT_WAV | SF_FORMAT_ULAW, 2, 0.04) ;
180 lcomp_test_int ("ulaw.wav", SF_FORMAT_WAV | SF_FORMAT_ULAW, 2, 0.04) ;
182 lcomp_test_short ("ulaw.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_ULAW, 2, 0.04) ;
183 lcomp_test_int ("ulaw.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_ULAW, 2, 0.04) ;
185 /* Lite remove start */
186 lcomp_test_float ("ulaw.wav", SF_FORMAT_WAV | SF_FORMAT_ULAW, 2, 0.04) ;
187 lcomp_test_double ("ulaw.wav", SF_FORMAT_WAV | SF_FORMAT_ULAW, 2, 0.04) ;
188 /* Lite remove end */
190 read_raw_test ("ulaw.wav", SF_FORMAT_WAV | SF_FORMAT_ULAW, 2) ;
194 if (do_all || strcmp (argv [1], "wav_alaw") == 0)
195 { lcomp_test_short ("alaw.wav", SF_FORMAT_WAV | SF_FORMAT_ALAW, 2, 0.04) ;
196 lcomp_test_int ("alaw.wav", SF_FORMAT_WAV | SF_FORMAT_ALAW, 2, 0.04) ;
197 /* Lite remove start */
198 lcomp_test_float ("alaw.wav", SF_FORMAT_WAV | SF_FORMAT_ALAW, 2, 0.04) ;
199 lcomp_test_double ("alaw.wav", SF_FORMAT_WAV | SF_FORMAT_ALAW, 2, 0.04) ;
200 /* Lite remove end */
202 read_raw_test ("alaw.wav", SF_FORMAT_WAV | SF_FORMAT_ALAW, 2) ;
206 if (do_all || strcmp (argv [1], "wav_gsm610") == 0)
207 { /* Don't do lcomp_test_XXX as the errors are too big. */
208 sdlcomp_test_short ("gsm610.wav", SF_FORMAT_WAV | SF_FORMAT_GSM610, 1, 0.24) ;
209 sdlcomp_test_int ("gsm610.wav", SF_FORMAT_WAV | SF_FORMAT_GSM610, 1, 0.24) ;
211 sdlcomp_test_short ("gsm610.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_GSM610, 1, 0.24) ;
212 sdlcomp_test_int ("gsm610.rifx", SF_ENDIAN_BIG | SF_FORMAT_WAV | SF_FORMAT_GSM610, 1, 0.24) ;
214 /* Lite remove start */
215 sdlcomp_test_float ("gsm610.wav", SF_FORMAT_WAV | SF_FORMAT_GSM610, 1, 0.24) ;
216 sdlcomp_test_double ("gsm610.wav", SF_FORMAT_WAV | SF_FORMAT_GSM610, 1, 0.24) ;
217 /* Lite remove end */
221 if (do_all || strcmp (argv [1], "aiff_ulaw") == 0)
222 { lcomp_test_short ("ulaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ULAW, 2, 0.04) ;
223 lcomp_test_int ("ulaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ULAW, 2, 0.04) ;
224 /* Lite remove start */
225 lcomp_test_float ("ulaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ULAW, 2, 0.04) ;
226 lcomp_test_double ("ulaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ULAW, 2, 0.04) ;
227 /* Lite remove end */
229 read_raw_test ("ulaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ULAW, 2) ;
233 if (do_all || strcmp (argv [1], "aiff_alaw") == 0)
234 { lcomp_test_short ("alaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ALAW, 2, 0.04) ;
235 lcomp_test_int ("alaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ALAW, 2, 0.04) ;
236 /* Lite remove start */
237 lcomp_test_float ("alaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ALAW, 2, 0.04) ;
238 lcomp_test_double ("alaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ALAW, 2, 0.04) ;
239 /* Lite remove end */
241 read_raw_test ("alaw.aiff", SF_FORMAT_AIFF | SF_FORMAT_ALAW, 2) ;
245 if (do_all || strcmp (argv [1], "aiff_gsm610") == 0)
246 { /* Don't do lcomp_test_XXX as the errors are too big. */
247 sdlcomp_test_short ("gsm610.aiff", SF_FORMAT_AIFF | SF_FORMAT_GSM610, 1, 0.24) ;
248 sdlcomp_test_int ("gsm610.aiff", SF_FORMAT_AIFF | SF_FORMAT_GSM610, 1, 0.24) ;
249 /* Lite remove start */
250 sdlcomp_test_float ("gsm610.aiff", SF_FORMAT_AIFF | SF_FORMAT_GSM610, 1, 0.24) ;
251 sdlcomp_test_double ("gsm610.aiff", SF_FORMAT_AIFF | SF_FORMAT_GSM610, 1, 0.24) ;
252 /* Lite remove end */
256 if (strcmp (argv [1], "aiff_ima") == 0)
257 { lcomp_test_short ("ima.aiff", SF_FORMAT_AIFF | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
258 lcomp_test_int ("ima.aiff", SF_FORMAT_AIFF | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
259 /* Lite remove start */
260 lcomp_test_float ("ima.aiff", SF_FORMAT_AIFF | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
261 lcomp_test_double ("ima.aiff", SF_FORMAT_AIFF | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
262 /* Lite remove end */
265 if (do_all || strcmp (argv [1], "au_ulaw") == 0)
266 { lcomp_test_short ("ulaw.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_ULAW, 2, 0.04) ;
267 lcomp_test_int ("ulaw.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_ULAW, 2, 0.04) ;
268 /* Lite remove start */
269 lcomp_test_float ("ulaw.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_ULAW, 2, 0.04) ;
270 lcomp_test_double ("ulaw.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_ULAW, 2, 0.04) ;
271 /* Lite remove end */
275 if (do_all || strcmp (argv [1], "au_alaw") == 0)
276 { lcomp_test_short ("alaw.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_ALAW, 2, 0.04) ;
277 lcomp_test_int ("alaw.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_ALAW, 2, 0.04) ;
278 /* Lite remove start */
279 lcomp_test_float ("alaw.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_ALAW, 2, 0.04) ;
280 lcomp_test_double ("alaw.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_ALAW, 2, 0.04) ;
281 /* Lite remove end */
285 /* Lite remove start */
286 if (do_all || strcmp (argv [1], "au_g721") == 0)
287 { printf ("**** Fix this later : error bound should be 0.06 ****\n") ;
288 lcomp_test_short ("g721.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G721_32, 1, 0.7) ;
289 lcomp_test_int ("g721.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G721_32, 1, 0.7) ;
290 lcomp_test_float ("g721.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G721_32, 1, 0.7) ;
291 lcomp_test_double ("g721.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G721_32, 1, 0.7) ;
293 /*- sdlcomp_test_short ("g721.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G721_32, 1, 0.07) ;
294 sdlcomp_test_int ("g721.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G721_32, 1, 0.07) ;
295 sdlcomp_test_float ("g721.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G721_32, 1, 0.07) ;
296 sdlcomp_test_double ("g721.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G721_32, 1, 0.12) ;
301 if (do_all || strcmp (argv [1], "au_g723") == 0)
302 { printf ("**** Fix this later : error bound should be 0.16 ****\n") ;
303 lcomp_test_short ("g723_24.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G723_24, 1, 0.7) ;
304 lcomp_test_int ("g723_24.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G723_24, 1, 0.7) ;
305 lcomp_test_float ("g723_24.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G723_24, 1, 0.7) ;
306 lcomp_test_double ("g723_24.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G723_24, 1, 0.7) ;
308 lcomp_test_short ("g723_40.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G723_40, 1, 0.85) ;
309 lcomp_test_int ("g723_40.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G723_40, 1, 0.84) ;
310 lcomp_test_float ("g723_40.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G723_40, 1, 0.86) ;
311 lcomp_test_double ("g723_40.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G723_40, 1, 0.86) ;
313 /*- sdlcomp_test_short ("g723.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G723_24, 1, 0.15) ;
314 sdlcomp_test_int ("g723.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G723_24, 1, 0.15) ;
315 sdlcomp_test_float ("g723.au", SF_ENDIAN_BIG | SF_FORMAT_AU | SF_FORMAT_G723_24, 1, 0.15) ;
316 sdlcomp_test_double ("g723.au", SF_ENDIAN_LITTLE | SF_FORMAT_AU | SF_FORMAT_G723_24, 1, 0.15) ;
320 /* Lite remove end */
322 if (do_all || strcmp (argv [1], "caf_ulaw") == 0)
323 { lcomp_test_short ("ulaw.caf", SF_FORMAT_CAF | SF_FORMAT_ULAW, 2, 0.04) ;
324 lcomp_test_int ("ulaw.caf", SF_FORMAT_CAF | SF_FORMAT_ULAW, 2, 0.04) ;
325 /* Lite remove start */
326 lcomp_test_float ("ulaw.caf", SF_FORMAT_CAF | SF_FORMAT_ULAW, 2, 0.04) ;
327 lcomp_test_double ("ulaw.caf", SF_FORMAT_CAF | SF_FORMAT_ULAW, 2, 0.04) ;
328 /* Lite remove end */
330 read_raw_test ("ulaw.caf", SF_FORMAT_CAF | SF_FORMAT_ULAW, 2) ;
334 if (do_all || strcmp (argv [1], "caf_alaw") == 0)
335 { lcomp_test_short ("alaw.caf", SF_FORMAT_CAF | SF_FORMAT_ALAW, 2, 0.04) ;
336 lcomp_test_int ("alaw.caf", SF_FORMAT_CAF | SF_FORMAT_ALAW, 2, 0.04) ;
337 /* Lite remove start */
338 lcomp_test_float ("alaw.caf", SF_FORMAT_CAF | SF_FORMAT_ALAW, 2, 0.04) ;
339 lcomp_test_double ("alaw.caf", SF_FORMAT_CAF | SF_FORMAT_ALAW, 2, 0.04) ;
340 /* Lite remove end */
342 read_raw_test ("alaw.caf", SF_FORMAT_CAF | SF_FORMAT_ALAW, 2) ;
347 if (do_all || strcmp (argv [1], "raw_ulaw") == 0)
348 { lcomp_test_short ("ulaw.raw", SF_ENDIAN_LITTLE | SF_FORMAT_RAW | SF_FORMAT_ULAW, 2, 0.04) ;
349 lcomp_test_int ("ulaw.raw", SF_ENDIAN_BIG | SF_FORMAT_RAW | SF_FORMAT_ULAW, 2, 0.04) ;
350 /* Lite remove start */
351 lcomp_test_float ("ulaw.raw", SF_ENDIAN_LITTLE | SF_FORMAT_RAW | SF_FORMAT_ULAW, 2, 0.04) ;
352 lcomp_test_double ("ulaw.raw", SF_ENDIAN_BIG | SF_FORMAT_RAW | SF_FORMAT_ULAW, 2, 0.04) ;
353 /* Lite remove end */
357 if (do_all || strcmp (argv [1], "raw_alaw") == 0)
358 { lcomp_test_short ("alaw.raw", SF_ENDIAN_LITTLE | SF_FORMAT_RAW | SF_FORMAT_ALAW, 2, 0.04) ;
359 lcomp_test_int ("alaw.raw", SF_ENDIAN_BIG | SF_FORMAT_RAW | SF_FORMAT_ALAW, 2, 0.04) ;
360 /* Lite remove start */
361 lcomp_test_float ("alaw.raw", SF_ENDIAN_LITTLE | SF_FORMAT_RAW | SF_FORMAT_ALAW, 2, 0.04) ;
362 lcomp_test_double ("alaw.raw", SF_ENDIAN_BIG | SF_FORMAT_RAW | SF_FORMAT_ALAW, 2, 0.04) ;
363 /* Lite remove end */
367 if (do_all || strcmp (argv [1], "raw_gsm610") == 0)
368 { /* Don't do lcomp_test_XXX as the errors are too big. */
369 sdlcomp_test_short ("raw.gsm", SF_FORMAT_RAW | SF_FORMAT_GSM610, 1, 0.24) ;
370 sdlcomp_test_int ("raw.gsm", SF_FORMAT_RAW | SF_FORMAT_GSM610, 1, 0.24) ;
371 sdlcomp_test_float ("raw.gsm", SF_FORMAT_RAW | SF_FORMAT_GSM610, 1, 0.24) ;
372 sdlcomp_test_double ("raw.gsm", SF_FORMAT_RAW | SF_FORMAT_GSM610, 1, 0.24) ;
376 if (do_all || strcmp (argv [1], "ogg_vorbis") == 0)
377 { if (HAVE_EXTERNAL_LIBS)
378 { /* Don't do lcomp_test_XXX as the errors are too big. */
379 sdlcomp_test_short ("vorbis.oga", SF_FORMAT_OGG | SF_FORMAT_VORBIS, 1, 0.30) ;
380 sdlcomp_test_int ("vorbis.oga", SF_FORMAT_OGG | SF_FORMAT_VORBIS, 1, 0.30) ;
381 sdlcomp_test_float ("vorbis.oga", SF_FORMAT_OGG | SF_FORMAT_VORBIS, 1, 0.30) ;
382 sdlcomp_test_double ("vorbis.oga", SF_FORMAT_OGG | SF_FORMAT_VORBIS, 1, 0.30) ;
385 puts (" No Ogg/Vorbis tests because Ogg/Vorbis support was not compiled in.") ;
390 /* Lite remove start */
391 if (do_all || strcmp (argv [1], "ircam_ulaw") == 0)
392 { lcomp_test_short ("ulaw.ircam", SF_ENDIAN_LITTLE | SF_FORMAT_IRCAM | SF_FORMAT_ULAW, 2, 0.04) ;
393 lcomp_test_int ("ulaw.ircam", SF_ENDIAN_BIG | SF_FORMAT_IRCAM | SF_FORMAT_ULAW, 2, 0.04) ;
394 lcomp_test_float ("ulaw.ircam", SF_ENDIAN_LITTLE | SF_FORMAT_IRCAM | SF_FORMAT_ULAW, 2, 0.04) ;
395 lcomp_test_double ("ulaw.ircam", SF_ENDIAN_BIG | SF_FORMAT_IRCAM | SF_FORMAT_ULAW, 2, 0.04) ;
399 if (do_all || strcmp (argv [1], "ircam_alaw") == 0)
400 { lcomp_test_short ("alaw.ircam", SF_ENDIAN_LITTLE | SF_FORMAT_IRCAM | SF_FORMAT_ALAW, 2, 0.04) ;
401 lcomp_test_int ("alaw.ircam", SF_ENDIAN_BIG | SF_FORMAT_IRCAM | SF_FORMAT_ALAW, 2, 0.04) ;
402 lcomp_test_float ("alaw.ircam", SF_ENDIAN_LITTLE | SF_FORMAT_IRCAM | SF_FORMAT_ALAW, 2, 0.04) ;
403 lcomp_test_double ("alaw.ircam", SF_ENDIAN_BIG | SF_FORMAT_IRCAM | SF_FORMAT_ALAW, 2, 0.04) ;
407 if (do_all || strcmp (argv [1], "nist_ulaw") == 0)
408 { lcomp_test_short ("ulaw.nist", SF_ENDIAN_LITTLE | SF_FORMAT_NIST | SF_FORMAT_ULAW, 2, 0.04) ;
409 lcomp_test_int ("ulaw.nist", SF_ENDIAN_BIG | SF_FORMAT_NIST | SF_FORMAT_ULAW, 2, 0.04) ;
410 lcomp_test_float ("ulaw.nist", SF_ENDIAN_LITTLE | SF_FORMAT_NIST | SF_FORMAT_ULAW, 2, 0.04) ;
411 lcomp_test_double ("ulaw.nist", SF_ENDIAN_BIG | SF_FORMAT_NIST | SF_FORMAT_ULAW, 2, 0.04) ;
415 if (do_all || strcmp (argv [1], "nist_alaw") == 0)
416 { lcomp_test_short ("alaw.nist", SF_ENDIAN_LITTLE | SF_FORMAT_NIST | SF_FORMAT_ALAW, 2, 0.04) ;
417 lcomp_test_int ("alaw.nist", SF_ENDIAN_BIG | SF_FORMAT_NIST | SF_FORMAT_ALAW, 2, 0.04) ;
418 lcomp_test_float ("alaw.nist", SF_ENDIAN_LITTLE | SF_FORMAT_NIST | SF_FORMAT_ALAW, 2, 0.04) ;
419 lcomp_test_double ("alaw.nist", SF_ENDIAN_BIG | SF_FORMAT_NIST | SF_FORMAT_ALAW, 2, 0.04) ;
423 if (do_all || strcmp (argv [1], "voc_ulaw") == 0)
424 { lcomp_test_short ("ulaw.voc", SF_FORMAT_VOC | SF_FORMAT_ULAW, 2, 0.04) ;
425 lcomp_test_int ("ulaw.voc", SF_FORMAT_VOC | SF_FORMAT_ULAW, 2, 0.04) ;
426 lcomp_test_float ("ulaw.voc", SF_FORMAT_VOC | SF_FORMAT_ULAW, 2, 0.04) ;
427 lcomp_test_double ("ulaw.voc", SF_FORMAT_VOC | SF_FORMAT_ULAW, 2, 0.04) ;
431 if (do_all || strcmp (argv [1], "voc_alaw") == 0)
432 { lcomp_test_short ("alaw.voc", SF_FORMAT_VOC | SF_FORMAT_ALAW, 2, 0.04) ;
433 lcomp_test_int ("alaw.voc", SF_FORMAT_VOC | SF_FORMAT_ALAW, 2, 0.04) ;
434 lcomp_test_float ("alaw.voc", SF_FORMAT_VOC | SF_FORMAT_ALAW, 2, 0.04) ;
435 lcomp_test_double ("alaw.voc", SF_FORMAT_VOC | SF_FORMAT_ALAW, 2, 0.04) ;
438 /* Lite remove end */
440 if (do_all || strcmp (argv [1], "w64_ulaw") == 0)
441 { lcomp_test_short ("ulaw.w64", SF_FORMAT_W64 | SF_FORMAT_ULAW, 2, 0.04) ;
442 lcomp_test_int ("ulaw.w64", SF_FORMAT_W64 | SF_FORMAT_ULAW, 2, 0.04) ;
443 /* Lite remove start */
444 lcomp_test_float ("ulaw.w64", SF_FORMAT_W64 | SF_FORMAT_ULAW, 2, 0.04) ;
445 lcomp_test_double ("ulaw.w64", SF_FORMAT_W64 | SF_FORMAT_ULAW, 2, 0.04) ;
446 /* Lite remove end */
448 read_raw_test ("ulaw.w64", SF_FORMAT_W64 | SF_FORMAT_ULAW, 2) ;
452 if (do_all || strcmp (argv [1], "w64_alaw") == 0)
453 { lcomp_test_short ("alaw.w64", SF_FORMAT_W64 | SF_FORMAT_ALAW, 2, 0.04) ;
454 lcomp_test_int ("alaw.w64", SF_FORMAT_W64 | SF_FORMAT_ALAW, 2, 0.04) ;
455 /* Lite remove start */
456 lcomp_test_float ("alaw.w64", SF_FORMAT_W64 | SF_FORMAT_ALAW, 2, 0.04) ;
457 lcomp_test_double ("alaw.w64", SF_FORMAT_W64 | SF_FORMAT_ALAW, 2, 0.04) ;
458 /* Lite remove end */
460 read_raw_test ("alaw.w64", SF_FORMAT_W64 | SF_FORMAT_ALAW, 2) ;
464 /* Lite remove start */
465 if (do_all || strcmp (argv [1], "w64_ima") == 0)
466 { lcomp_test_short ("ima.w64", SF_FORMAT_W64 | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
467 lcomp_test_int ("ima.w64", SF_FORMAT_W64 | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
468 lcomp_test_float ("ima.w64", SF_FORMAT_W64 | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
469 lcomp_test_double ("ima.w64", SF_FORMAT_W64 | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
471 sdlcomp_test_short ("ima.w64", SF_FORMAT_W64 | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
472 sdlcomp_test_int ("ima.w64", SF_FORMAT_W64 | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
473 sdlcomp_test_float ("ima.w64", SF_FORMAT_W64 | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
474 sdlcomp_test_double ("ima.w64", SF_FORMAT_W64 | SF_FORMAT_IMA_ADPCM, 2, 0.18) ;
478 if (do_all || strcmp (argv [1], "w64_msadpcm") == 0)
479 { lcomp_test_short ("msadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
480 lcomp_test_int ("msadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
481 lcomp_test_float ("msadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
482 lcomp_test_double ("msadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
484 sdlcomp_test_short ("msadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
485 sdlcomp_test_int ("msadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
486 sdlcomp_test_float ("msadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
487 sdlcomp_test_double ("msadpcm.w64", SF_FORMAT_W64 | SF_FORMAT_MS_ADPCM, 2, 0.36) ;
491 if (do_all || strcmp (argv [1], "wve") == 0)
492 { lcomp_test_short ("psion.wve", SF_FORMAT_WVE | SF_FORMAT_ALAW, 1, 0.04) ;
493 lcomp_test_int ("psion.wve", SF_FORMAT_WVE | SF_FORMAT_ALAW, 1, 0.04) ;
494 /* Lite remove start */
495 lcomp_test_float ("psion.wve", SF_FORMAT_WVE | SF_FORMAT_ALAW, 1, 0.04) ;
496 lcomp_test_double ("psion.wve", SF_FORMAT_WVE | SF_FORMAT_ALAW, 1, 0.04) ;
497 /* Lite remove end */
501 /* Lite remove end */
503 if (do_all || strcmp (argv [1], "w64_gsm610") == 0)
504 { /* Don't do lcomp_test_XXX as the errors are too big. */
505 sdlcomp_test_short ("gsm610.w64", SF_FORMAT_W64 | SF_FORMAT_GSM610, 1, 0.2) ;
506 sdlcomp_test_int ("gsm610.w64", SF_FORMAT_W64 | SF_FORMAT_GSM610, 1, 0.2) ;
507 /* Lite remove start */
508 sdlcomp_test_float ("gsm610.w64", SF_FORMAT_W64 | SF_FORMAT_GSM610, 1, 0.2) ;
509 sdlcomp_test_double ("gsm610.w64", SF_FORMAT_W64 | SF_FORMAT_GSM610, 1, 0.2) ;
510 /* Lite remove end */
514 /* Lite remove start */
515 if (do_all || strcmp (argv [1], "vox_adpcm") == 0)
516 { lcomp_test_short ("adpcm.vox", SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, 1, 0.17) ;
517 lcomp_test_int ("adpcm.vox", SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, 1, 0.17) ;
518 lcomp_test_float ("adpcm.vox", SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, 1, 0.17) ;
519 lcomp_test_double ("adpcm.vox", SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, 1, 0.17) ;
521 sdlcomp_test_short ("adpcm.vox", SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, 1, 0.072) ;
522 sdlcomp_test_int ("adpcm.vox", SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, 1, 0.072) ;
523 sdlcomp_test_float ("adpcm.vox", SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, 1, 0.072) ;
524 sdlcomp_test_double ("adpcm.vox", SF_FORMAT_RAW | SF_FORMAT_VOX_ADPCM, 1, 0.072) ;
528 if (do_all || strcmp (argv [1], "xi_dpcm") == 0)
529 { lcomp_test_short ("8bit.xi", SF_FORMAT_XI | SF_FORMAT_DPCM_8, 1, 0.25) ;
530 lcomp_test_int ("8bit.xi", SF_FORMAT_XI | SF_FORMAT_DPCM_8, 1, 0.25) ;
532 lcomp_test_short ("16bit.xi", SF_FORMAT_XI | SF_FORMAT_DPCM_16, 1, 0.002) ;
533 lcomp_test_int ("16bit.xi", SF_FORMAT_XI | SF_FORMAT_DPCM_16, 1, 0.002) ;
534 lcomp_test_float ("16bit.xi", SF_FORMAT_XI | SF_FORMAT_DPCM_16, 1, 0.002) ;
535 lcomp_test_double ("16bit.xi", SF_FORMAT_XI | SF_FORMAT_DPCM_16, 1, 0.002) ;
538 /* Lite remove end */
541 { printf ("************************************\n") ;
542 printf ("* No '%s' test defined.\n", argv [1]) ;
543 printf ("************************************\n") ;
550 /*============================================================================================
551 ** Here are the test functions.
555 lcomp_test_short (const char *filename, int filetype, int channels, double margin)
558 int k, m, seekpos, half_max_abs ;
562 print_test_name ("lcomp_test_short", filename) ;
564 datalen = BUFFER_SIZE / channels ;
566 data = data_buffer.s ;
567 orig = orig_buffer.s ;
569 gen_signal_double (orig_buffer.d, 32000.0, channels, datalen) ;
570 for (k = 0 ; k < channels * datalen ; k++)
571 orig [k] = (short) (orig_buffer.d [k]) ;
573 sfinfo.samplerate = SAMPLE_RATE ;
574 sfinfo.frames = 123456789 ; /* Ridiculous value. */
575 sfinfo.channels = channels ;
576 sfinfo.format = filetype ;
578 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
579 test_writef_short_or_die (file, 0, orig, datalen, __LINE__) ;
580 sf_set_string (file, SF_STR_COMMENT, long_comment) ;
583 memset (data, 0, datalen * sizeof (short)) ;
585 if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
586 memset (&sfinfo, 0, sizeof (sfinfo)) ;
588 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
590 if ((sfinfo.format & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)) != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
591 { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
595 if (sfinfo.frames < datalen / channels)
596 { printf ("Too few frames in file. (%ld should be a little more than %ld)\n", SF_COUNT_TO_LONG (sfinfo.frames), datalen) ;
600 if (sfinfo.frames > (datalen + datalen / 20))
601 { printf ("Too many frames in file. (%ld should be a little more than %ld)\n", SF_COUNT_TO_LONG (sfinfo.frames), datalen) ;
605 if (sfinfo.channels != channels)
606 { printf ("Incorrect number of channels in file.\n") ;
610 check_log_buffer_or_die (file, __LINE__) ;
612 check_comment (file, filetype, __LINE__) ;
614 test_readf_short_or_die (file, 0, data, datalen, __LINE__) ;
617 for (k = 0 ; k < datalen ; k++)
618 { if (error_function (data [k], orig [k], margin))
619 { printf ("\n\nLine %d: Incorrect sample A (#%d : %d should be %d).\n", __LINE__, k, data [k], orig [k]) ;
620 oct_save_short (orig, data, datalen) ;
623 half_max_abs = LCT_MAX (half_max_abs, abs (data [k] / 2)) ;
626 if (half_max_abs < 1.0)
627 { printf ("\n\nLine %d: Signal is all zeros.\n", __LINE__) ;
631 if ((k = sf_readf_short (file, data, datalen)) != sfinfo.frames - datalen)
632 { printf ("\n\nLine %d: Incorrect read length (%ld should be %d).\n", __LINE__,
633 SF_COUNT_TO_LONG (channels * sfinfo.frames - datalen), k) ;
637 /* This check is only for block based encoders which must append silence
638 ** to the end of a file so as to fill out a block.
640 for (k = 0 ; k < sfinfo.frames - datalen ; k++)
641 if (abs (data [channels * k]) > decay_response (channels * k))
642 { printf ("\n\nLine %d : Incorrect sample B (#%d : abs (%d) should be < %d).\n", __LINE__, channels * k, data [channels * k], decay_response (channels * k)) ;
646 if (! sfinfo.seekable)
653 /* Now test sf_seek function. */
655 if ((k = sf_seek (file, 0, SEEK_SET)) != 0)
656 { printf ("\n\nLine %d: Seek to start of file failed (%d).\n", __LINE__, k) ;
660 for (m = 0 ; m < 3 ; m++)
661 { test_readf_short_or_die (file, m, data, 11, __LINE__) ;
663 for (k = 0 ; k < channels * 11 ; k++)
664 if (error_function (1.0 * data [k], 1.0 * orig [k + channels * m * 11], margin))
665 { printf ("\n\nLine %d: Incorrect sample (m = %d) (#%d : %d => %d).\n", __LINE__, m, k + channels * m * 11, orig [k + channels * m * 11], data [k]) ;
666 for (m = 0 ; m < channels ; m++)
667 printf ("%d ", data [m]) ;
673 seekpos = BUFFER_SIZE / 10 ;
675 /* Check seek from start of file. */
676 if ((k = sf_seek (file, seekpos, SEEK_SET)) != seekpos)
677 { printf ("Seek to start of file + %d failed (%d).\n", seekpos, k) ;
681 test_readf_short_or_die (file, 0, data, 1, __LINE__) ;
683 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin))
684 { printf ("\n\nLine %d: sf_seek (SEEK_SET) followed by sf_readf_short failed (%d, %d).\n", __LINE__, orig [1], data [0]) ;
688 if ((k = sf_seek (file, 0, SEEK_CUR)) != seekpos + 1)
689 { printf ("\n\nLine %d: sf_seek (SEEK_CUR) with 0 offset failed (%d should be %d)\n", __LINE__, k, seekpos + 1) ;
693 seekpos = sf_seek (file, 0, SEEK_CUR) + BUFFER_SIZE / 5 ;
694 k = sf_seek (file, BUFFER_SIZE / 5, SEEK_CUR) ;
695 test_readf_short_or_die (file, 0, data, 1, __LINE__) ;
696 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin) || k != seekpos)
697 { printf ("\n\nLine %d: sf_seek (forwards, SEEK_CUR) followed by sf_readf_short failed (%d, %d) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos + 1) ;
698 oct_save_short (orig, data, datalen) ;
702 seekpos = sf_seek (file, 0, SEEK_CUR) - 20 ;
703 /* Check seek backward from current position. */
704 k = sf_seek (file, -20, SEEK_CUR) ;
705 test_readf_short_or_die (file, 0, data, 1, __LINE__) ;
706 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin) || k != seekpos)
707 { printf ("\nLine %d: sf_seek (backwards, SEEK_CUR) followed by sf_readf_short failed (%d, %d) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos) ;
711 /* Check that read past end of file returns number of items. */
712 sf_seek (file, sfinfo.frames, SEEK_SET) ;
714 if ((k = sf_readf_short (file, data, datalen)) != 0)
715 { printf ("\n\nLine %d: Return value from sf_readf_short past end of file incorrect (%d).\n", __LINE__, k) ;
719 /* Check seek backward from end. */
720 if ((k = sf_seek (file, 5 - sfinfo.frames, SEEK_END)) != 5)
721 { printf ("\n\nLine %d: sf_seek (SEEK_END) returned %d instead of %d.\n", __LINE__, k, 5) ;
725 test_readf_short_or_die (file, 0, data, 1, __LINE__) ;
726 if (error_function (1.0 * data [0], 1.0 * orig [5 * channels], margin))
727 { printf ("\nLine %d: sf_seek (SEEK_END) followed by sf_readf_short failed (%d should be %d).\n", __LINE__, data [0], orig [5 * channels]) ;
735 } /* lcomp_test_short */
737 /*--------------------------------------------------------------------------------------------
741 lcomp_test_int (const char *filename, int filetype, int channels, double margin)
744 int k, m, half_max_abs ;
745 long datalen, seekpos ;
746 double scale, max_val ;
749 print_test_name ("lcomp_test_int", filename) ;
751 datalen = BUFFER_SIZE / channels ;
753 if (is_lossy (filetype))
754 { scale = 1.0 * 0x10000 ;
755 max_val = 32000.0 * scale ;
759 max_val = 0x7fffffff * scale ;
762 data = data_buffer.i ;
763 orig = orig_buffer.i ;
765 gen_signal_double (orig_buffer.d, max_val, channels, datalen) ;
767 for (k = 0 ; k < channels * datalen ; k++)
768 orig [k] = lrint (orig_buffer.d [k]) ;
770 sfinfo.samplerate = SAMPLE_RATE ;
771 sfinfo.frames = 123456789 ; /* Ridiculous value. */
772 sfinfo.channels = channels ;
773 sfinfo.format = filetype ;
775 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
776 test_writef_int_or_die (file, 0, orig, datalen, __LINE__) ;
777 sf_set_string (file, SF_STR_COMMENT, long_comment) ;
780 memset (data, 0, datalen * sizeof (int)) ;
782 if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
783 memset (&sfinfo, 0, sizeof (sfinfo)) ;
785 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
787 if ((sfinfo.format & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)) != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
788 { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
792 if (sfinfo.frames < datalen / channels)
793 { printf ("Too few.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
797 if (sfinfo.frames > (datalen + datalen / 20))
798 { printf ("Too many.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
802 if (sfinfo.channels != channels)
803 { printf ("Incorrect number of channels in file.\n") ;
807 check_log_buffer_or_die (file, __LINE__) ;
809 check_comment (file, filetype, __LINE__) ;
811 test_readf_int_or_die (file, 0, data, datalen, __LINE__) ;
814 for (k = 0 ; k < datalen ; k++)
815 { if (error_function (data [k] / scale, orig [k] / scale, margin))
816 { printf ("\nLine %d: Incorrect sample (#%d : %f should be %f).\n", __LINE__, k, data [k] / scale, orig [k] / scale) ;
817 oct_save_int (orig, data, datalen) ;
820 half_max_abs = LCT_MAX (half_max_abs, abs (data [k] / 2)) ;
823 if (half_max_abs < 1.0)
824 { printf ("\n\nLine %d: Signal is all zeros (%d, 0x%X).\n", __LINE__, half_max_abs, half_max_abs) ;
828 if ((k = sf_readf_int (file, data, datalen)) != sfinfo.frames - datalen)
829 { printf ("\n\nLine %d: Incorrect read length (%ld should be %d).\n", __LINE__,
830 SF_COUNT_TO_LONG (channels * sfinfo.frames - datalen), k) ;
834 /* This check is only for block based encoders which must append silence
835 ** to the end of a file so as to fill out a block.
837 if ((sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_MS_ADPCM)
838 for (k = 0 ; k < sfinfo.frames - datalen ; k++)
839 if (abs (data [channels * k] / scale) > decay_response (channels * k))
840 { printf ("\n\nLine %d : Incorrect sample B (#%d : abs (%d) should be < %d).\n", __LINE__, channels * k, data [channels * k], decay_response (channels * k)) ;
844 if (! sfinfo.seekable)
851 /* Now test sf_seek function. */
853 if ((k = sf_seek (file, 0, SEEK_SET)) != 0)
854 { printf ("\n\nLine %d: Seek to start of file failed (%d).\n", __LINE__, k) ;
858 for (m = 0 ; m < 3 ; m++)
859 { test_readf_int_or_die (file, m, data, 11, __LINE__) ;
861 for (k = 0 ; k < channels * 11 ; k++)
862 if (error_function (data [k] / scale, orig [k + channels * m * 11] / scale, margin))
863 { printf ("\nLine %d: Incorrect sample (m = %d) (#%d : %d => %d).\n", __LINE__, m, k + channels * m * 11, orig [k + channels * m * 11], data [k]) ;
864 for (m = 0 ; m < channels ; m++)
865 printf ("%d ", data [m]) ;
871 seekpos = BUFFER_SIZE / 10 ;
873 /* Check seek from start of file. */
874 if ((k = sf_seek (file, seekpos, SEEK_SET)) != seekpos)
875 { printf ("Seek to start of file + %ld failed (%d).\n", seekpos, k) ;
879 test_readf_int_or_die (file, 0, data, 1, __LINE__) ;
881 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin))
882 { printf ("\nLine %d: sf_seek (SEEK_SET) followed by sf_readf_int failed (%d, %d).\n", __LINE__, orig [1], data [0]) ;
886 if ((k = sf_seek (file, 0, SEEK_CUR)) != seekpos + 1)
887 { printf ("\n\nLine %d: sf_seek (SEEK_CUR) with 0 offset failed (%d should be %ld)\n", __LINE__, k, seekpos + 1) ;
891 seekpos = sf_seek (file, 0, SEEK_CUR) + BUFFER_SIZE / 5 ;
892 k = sf_seek (file, BUFFER_SIZE / 5, SEEK_CUR) ;
893 test_readf_int_or_die (file, 0, data, 1, __LINE__) ;
894 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin) || k != seekpos)
895 { printf ("\nLine %d: sf_seek (forwards, SEEK_CUR) followed by sf_readf_int failed (%d, %d) (%d, %ld).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos + 1) ;
899 seekpos = sf_seek (file, 0, SEEK_CUR) - 20 ;
900 /* Check seek backward from current position. */
901 k = sf_seek (file, -20, SEEK_CUR) ;
902 test_readf_int_or_die (file, 0, data, 1, __LINE__) ;
903 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin) || k != seekpos)
904 { printf ("\nLine %d: sf_seek (backwards, SEEK_CUR) followed by sf_readf_int failed (%d, %d) (%d, %ld).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos) ;
908 /* Check that read past end of file returns number of items. */
909 sf_seek (file, sfinfo.frames, SEEK_SET) ;
911 if ((k = sf_readf_int (file, data, datalen)) != 0)
912 { printf ("\n\nLine %d: Return value from sf_readf_int past end of file incorrect (%d).\n", __LINE__, k) ;
916 /* Check seek backward from end. */
917 if ((k = sf_seek (file, 5 - sfinfo.frames, SEEK_END)) != 5)
918 { printf ("\n\nLine %d: sf_seek (SEEK_END) returned %d instead of %d.\n", __LINE__, k, 5) ;
922 test_readf_int_or_die (file, 0, data, 1, __LINE__) ;
923 if (error_function (data [0] / scale, orig [5 * channels] / scale, margin))
924 { printf ("\nLine %d: sf_seek (SEEK_END) followed by sf_readf_short failed (%d should be %d).\n", __LINE__, data [0], orig [5]) ;
932 } /* lcomp_test_int */
934 /*--------------------------------------------------------------------------------------------
938 lcomp_test_float (const char *filename, int filetype, int channels, double margin)
944 double half_max_abs ;
946 print_test_name ("lcomp_test_float", filename) ;
948 datalen = BUFFER_SIZE / channels ;
950 data = data_buffer.f ;
951 orig = orig_buffer.f ;
953 gen_signal_double (orig_buffer.d, 32000.0, channels, datalen) ;
954 for (k = 0 ; k < channels * datalen ; k++)
955 orig [k] = orig_buffer.d [k] ;
957 sfinfo.samplerate = SAMPLE_RATE ;
958 sfinfo.frames = 123456789 ; /* Ridiculous value. */
959 sfinfo.channels = channels ;
960 sfinfo.format = filetype ;
962 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
963 sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
964 test_writef_float_or_die (file, 0, orig, datalen, __LINE__) ;
965 sf_set_string (file, SF_STR_COMMENT, long_comment) ;
968 memset (data, 0, datalen * sizeof (float)) ;
970 if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
971 memset (&sfinfo, 0, sizeof (sfinfo)) ;
973 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
975 if ((sfinfo.format & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)) != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
976 { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
980 if (sfinfo.frames < datalen / channels)
981 { printf ("Too few.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
985 if (sfinfo.frames > (datalen + datalen / 20))
986 { printf ("Too many.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
990 if (sfinfo.channels != channels)
991 { printf ("Incorrect number of channels in file.\n") ;
995 check_comment (file, filetype, __LINE__) ;
997 sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
999 check_log_buffer_or_die (file, __LINE__) ;
1001 check_comment (file, filetype, __LINE__) ;
1003 sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
1005 test_readf_float_or_die (file, 0, data, datalen, __LINE__) ;
1007 half_max_abs = 0.0 ;
1008 for (k = 0 ; k < datalen ; k++)
1009 { if (error_function (data [k], orig [k], margin))
1010 { printf ("\nLine %d: Incorrect sample A (#%d : %f should be %f).\n", __LINE__, k, data [k], orig [k]) ;
1011 oct_save_float (orig, data, datalen) ;
1014 half_max_abs = LCT_MAX (half_max_abs, fabs (0.5 * data [k])) ;
1017 if (half_max_abs < 1.0)
1018 { printf ("\n\nLine %d: Signal is all zeros.\n", __LINE__) ;
1022 if ((k = sf_readf_float (file, data, datalen)) != sfinfo.frames - datalen)
1023 { printf ("\n\nLine %d: Incorrect read length (%ld should be %d).\n", __LINE__,
1024 SF_COUNT_TO_LONG (channels * sfinfo.frames - datalen), k) ;
1028 /* This check is only for block based encoders which must append silence
1029 ** to the end of a file so as to fill out a block.
1031 if ((sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_MS_ADPCM)
1032 for (k = 0 ; k < sfinfo.frames - datalen ; k++)
1033 if (abs (data [channels * k]) > decay_response (channels * k))
1034 { printf ("\n\nLine %d : Incorrect sample B (#%d : abs (%f) should be < %d).\n", __LINE__, channels * k, data [channels * k], decay_response (channels * k)) ;
1038 if (! sfinfo.seekable)
1045 /* Now test sf_seek function. */
1047 if ((k = sf_seek (file, 0, SEEK_SET)) != 0)
1048 { printf ("\n\nLine %d: Seek to start of file failed (%d).\n", __LINE__, k) ;
1052 for (m = 0 ; m < 3 ; m++)
1053 { test_readf_float_or_die (file, 0, data, 11, __LINE__) ;
1055 for (k = 0 ; k < channels * 11 ; k++)
1056 if (error_function (data [k], orig [k + channels * m * 11], margin))
1057 { printf ("\nLine %d: Incorrect sample (m = %d) (#%d : %f => %f).\n", __LINE__, m, k + channels * m * 11, orig [k + channels * m * 11], data [k]) ;
1058 for (m = 0 ; m < channels ; m++)
1059 printf ("%f ", data [m]) ;
1065 seekpos = BUFFER_SIZE / 10 ;
1067 /* Check seek from start of file. */
1068 if ((k = sf_seek (file, seekpos, SEEK_SET)) != seekpos)
1069 { printf ("Seek to start of file + %d failed (%d).\n", seekpos, k) ;
1073 test_readf_float_or_die (file, 0, data, 1, __LINE__) ;
1075 if (error_function (data [0], orig [seekpos * channels], margin))
1076 { printf ("\nLine %d: sf_seek (SEEK_SET) followed by sf_readf_float failed (%f, %f).\n", __LINE__, orig [1], data [0]) ;
1080 if ((k = sf_seek (file, 0, SEEK_CUR)) != seekpos + 1)
1081 { printf ("\n\nLine %d: sf_seek (SEEK_CUR) with 0 offset failed (%d should be %d)\n", __LINE__, k, seekpos + 1) ;
1085 seekpos = sf_seek (file, 0, SEEK_CUR) + BUFFER_SIZE / 5 ;
1086 k = sf_seek (file, BUFFER_SIZE / 5, SEEK_CUR) ;
1087 test_readf_float_or_die (file, 0, data, 1, __LINE__) ;
1088 if (error_function (data [0], orig [seekpos * channels], margin) || k != seekpos)
1089 { printf ("\nLine %d: sf_seek (forwards, SEEK_CUR) followed by sf_readf_float failed (%f, %f) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos + 1) ;
1093 seekpos = sf_seek (file, 0, SEEK_CUR) - 20 ;
1094 /* Check seek backward from current position. */
1095 k = sf_seek (file, -20, SEEK_CUR) ;
1096 test_readf_float_or_die (file, 0, data, 1, __LINE__) ;
1097 if (error_function (data [0], orig [seekpos * channels], margin) || k != seekpos)
1098 { printf ("\nLine %d: sf_seek (backwards, SEEK_CUR) followed by sf_readf_float failed (%f, %f) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos) ;
1102 /* Check that read past end of file returns number of items. */
1103 sf_seek (file, sfinfo.frames, SEEK_SET) ;
1105 if ((k = sf_readf_float (file, data, datalen)) != 0)
1106 { printf ("\n\nLine %d: Return value from sf_readf_float past end of file incorrect (%d).\n", __LINE__, k) ;
1110 /* Check seek backward from end. */
1111 if ((k = sf_seek (file, 5 - sfinfo.frames, SEEK_END)) != 5)
1112 { printf ("\n\nLine %d: sf_seek (SEEK_END) returned %d instead of %d.\n", __LINE__, k, 5) ;
1116 test_readf_float_or_die (file, 0, data, 1, __LINE__) ;
1117 if (error_function (data [0], orig [5 * channels], margin))
1118 { printf ("\nLine %d: sf_seek (SEEK_END) followed by sf_readf_short failed (%f should be %f).\n", __LINE__, data [0], orig [5 * channels]) ;
1126 } /* lcomp_test_float */
1128 /*--------------------------------------------------------------------------------------------
1132 lcomp_test_double (const char *filename, int filetype, int channels, double margin)
1137 double *orig, *data ;
1138 double half_max_abs ;
1140 print_test_name ("lcomp_test_double", filename) ;
1142 datalen = BUFFER_SIZE / channels ;
1144 data = data_buffer.d ;
1145 orig = orig_buffer.d ;
1147 gen_signal_double (orig_buffer.d, 32000.0, channels, datalen) ;
1148 for (k = 0 ; k < channels * datalen ; k++)
1149 orig [k] = orig_buffer.d [k] ;
1151 sfinfo.samplerate = SAMPLE_RATE ;
1152 sfinfo.frames = 123456789 ; /* Ridiculous value. */
1153 sfinfo.channels = channels ;
1154 sfinfo.format = filetype ;
1156 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
1157 sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
1158 test_writef_double_or_die (file, 0, orig, datalen, __LINE__) ;
1159 sf_set_string (file, SF_STR_COMMENT, long_comment) ;
1162 memset (data, 0, datalen * sizeof (double)) ;
1164 if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
1165 memset (&sfinfo, 0, sizeof (sfinfo)) ;
1167 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
1169 if ((sfinfo.format & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)) != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
1170 { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
1174 if (sfinfo.frames < datalen / channels)
1175 { printf ("Too few.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
1179 if (sfinfo.frames > (datalen + datalen / 20))
1180 { printf ("Too many.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
1184 if (sfinfo.channels != channels)
1185 { printf ("Incorrect number of channels in file.\n") ;
1189 check_comment (file, filetype, __LINE__) ;
1191 sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
1193 check_log_buffer_or_die (file, __LINE__) ;
1195 check_comment (file, filetype, __LINE__) ;
1197 sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
1199 test_readf_double_or_die (file, 0, data, datalen, __LINE__) ;
1201 half_max_abs = 0.0 ;
1202 for (k = 0 ; k < datalen ; k++)
1203 { if (error_function (data [k], orig [k], margin))
1204 { printf ("\nLine %d: Incorrect sample A (#%d : %f should be %f).\n", __LINE__, k, data [k], orig [k]) ;
1205 oct_save_double (orig, data, datalen) ;
1208 half_max_abs = LCT_MAX (half_max_abs, abs (0.5 * data [k])) ;
1211 if (half_max_abs < 1.0)
1212 { printf ("\n\nLine %d: Signal is all zeros.\n", __LINE__) ;
1216 if ((k = sf_readf_double (file, data, datalen)) != sfinfo.frames - datalen)
1217 { printf ("\n\nLine %d: Incorrect read length (%ld should be %d).\n", __LINE__,
1218 SF_COUNT_TO_LONG (channels * sfinfo.frames - datalen), k) ;
1222 /* This check is only for block based encoders which must append silence
1223 ** to the end of a file so as to fill out a block.
1225 if ((sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_MS_ADPCM)
1226 for (k = 0 ; k < sfinfo.frames - datalen ; k++)
1227 if (abs (data [channels * k]) > decay_response (channels * k))
1228 { printf ("\n\nLine %d : Incorrect sample B (#%d : abs (%f) should be < %d).\n", __LINE__, channels * k, data [channels * k], decay_response (channels * k)) ;
1232 if (! sfinfo.seekable)
1239 /* Now test sf_seek function. */
1241 if ((k = sf_seek (file, 0, SEEK_SET)) != 0)
1242 { printf ("\n\nLine %d: Seek to start of file failed (%d).\n", __LINE__, k) ;
1246 for (m = 0 ; m < 3 ; m++)
1247 { test_readf_double_or_die (file, m, data, 11, __LINE__) ;
1249 for (k = 0 ; k < channels * 11 ; k++)
1250 if (error_function (data [k], orig [k + channels * m * 11], margin))
1251 { printf ("\nLine %d: Incorrect sample (m = %d) (#%d : %f => %f).\n", __LINE__, m, k + channels * m * 11, orig [k + channels * m * 11], data [k]) ;
1252 for (m = 0 ; m < channels ; m++)
1253 printf ("%f ", data [m]) ;
1259 seekpos = BUFFER_SIZE / 10 ;
1261 /* Check seek from start of file. */
1262 if ((k = sf_seek (file, seekpos, SEEK_SET)) != seekpos)
1263 { printf ("Seek to start of file + %d failed (%d).\n", seekpos, k) ;
1267 test_readf_double_or_die (file, 0, data, 1, __LINE__) ;
1269 if (error_function (data [0], orig [seekpos * channels], margin))
1270 { printf ("\nLine %d: sf_seek (SEEK_SET) followed by sf_readf_double failed (%f, %f).\n", __LINE__, orig [1], data [0]) ;
1274 if ((k = sf_seek (file, 0, SEEK_CUR)) != seekpos + 1)
1275 { printf ("\n\nLine %d: sf_seek (SEEK_CUR) with 0 offset failed (%d should be %d)\n", __LINE__, k, seekpos + 1) ;
1279 seekpos = sf_seek (file, 0, SEEK_CUR) + BUFFER_SIZE / 5 ;
1280 k = sf_seek (file, BUFFER_SIZE / 5, SEEK_CUR) ;
1281 test_readf_double_or_die (file, 0, data, 1, __LINE__) ;
1282 if (error_function (data [0], orig [seekpos * channels], margin) || k != seekpos)
1283 { printf ("\nLine %d: sf_seek (forwards, SEEK_CUR) followed by sf_readf_double failed (%f, %f) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos + 1) ;
1287 seekpos = sf_seek (file, 0, SEEK_CUR) - 20 ;
1288 /* Check seek backward from current position. */
1289 k = sf_seek (file, -20, SEEK_CUR) ;
1290 test_readf_double_or_die (file, 0, data, 1, __LINE__) ;
1291 if (error_function (data [0], orig [seekpos * channels], margin) || k != seekpos)
1292 { printf ("\nLine %d: sf_seek (backwards, SEEK_CUR) followed by sf_readf_double failed (%f, %f) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos) ;
1296 /* Check that read past end of file returns number of items. */
1297 sf_seek (file, sfinfo.frames, SEEK_SET) ;
1299 if ((k = sf_readf_double (file, data, datalen)) != 0)
1300 { printf ("\n\nLine %d: Return value from sf_readf_double past end of file incorrect (%d).\n", __LINE__, k) ;
1304 /* Check seek backward from end. */
1305 if ((k = sf_seek (file, 5 - sfinfo.frames, SEEK_END)) != 5)
1306 { printf ("\n\nLine %d: sf_seek (SEEK_END) returned %d instead of %d.\n", __LINE__, k, 5) ;
1310 test_readf_double_or_die (file, 0, data, 1, __LINE__) ;
1311 if (error_function (data [0], orig [5 * channels], margin))
1312 { printf ("\nLine %d: sf_seek (SEEK_END) followed by sf_readf_short failed (%f should be %f).\n", __LINE__, data [0], orig [5 * channels]) ;
1320 } /* lcomp_test_double */
1322 /*========================================================================================
1323 ** Smoothed differential loss compression tests.
1327 sdlcomp_test_short (const char *filename, int filetype, int channels, double margin)
1330 int k, m, seekpos, half_max_abs ;
1332 short *orig, *data, *smooth ;
1335 print_test_name ("sdlcomp_test_short", filename) ;
1337 datalen = BUFFER_SIZE ;
1339 orig = orig_buffer.s ;
1340 data = data_buffer.s ;
1341 smooth = smooth_buffer.s ;
1343 gen_signal_double (orig_buffer.d, 32000.0, channels, datalen) ;
1344 for (k = 0 ; k < datalen ; k++)
1345 orig [k] = lrint (orig_buffer.d [k]) ;
1347 sfinfo.samplerate = SAMPLE_RATE ;
1348 sfinfo.frames = 123456789 ; /* Ridiculous value. */
1349 sfinfo.channels = channels ;
1350 sfinfo.format = filetype ;
1352 /* The Vorbis encoder has a bug on PowerPC and X86-64 with sample rates
1353 ** <= 22050. Increasing the sample rate to 32000 avoids triggering it.
1354 ** See https://trac.xiph.org/ticket/1229
1356 if ((file = sf_open (filename, SFM_WRITE, &sfinfo)) == NULL)
1357 { const char * errstr ;
1359 errstr = sf_strerror (NULL) ;
1360 if (strstr (errstr, "Sample rate chosen is known to trigger a Vorbis") == NULL)
1361 { printf ("Line %d: sf_open_fd (SFM_WRITE) failed : %s\n", __LINE__, errstr) ;
1362 dump_log_buffer (NULL) ;
1366 printf ("\n Sample rate -> 32kHz ") ;
1367 sfinfo.samplerate = 32000 ;
1369 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
1372 test_write_short_or_die (file, 0, orig, datalen, __LINE__) ;
1373 sf_set_string (file, SF_STR_COMMENT, long_comment) ;
1376 memset (data, 0, datalen * sizeof (short)) ;
1378 if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
1379 memset (&sfinfo, 0, sizeof (sfinfo)) ;
1381 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
1383 if (sfinfo.format != filetype)
1384 { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
1388 if (sfinfo.frames < datalen / channels)
1389 { printf ("Too few.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
1393 if (sfinfo.frames > (datalen + 400))
1394 { printf ("Too many.frames in file. (%ld should be a little more than %ld)\n", SF_COUNT_TO_LONG (sfinfo.frames), datalen) ;
1398 if (sfinfo.channels != channels)
1399 { printf ("Incorrect number of channels in file.\n") ;
1403 check_comment (file, filetype, __LINE__) ;
1405 sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
1407 check_log_buffer_or_die (file, __LINE__) ;
1409 test_readf_short_or_die (file, 0, data, datalen, __LINE__) ;
1411 memcpy (smooth, orig, datalen * sizeof (short)) ;
1412 smoothed_diff_short (data, datalen) ;
1413 smoothed_diff_short (smooth, datalen) ;
1415 half_max_abs = 0.0 ;
1416 for (k = 0 ; k < datalen ; k++)
1417 { if (error_function (1.0 * data [k], 1.0 * smooth [k], margin))
1418 { printf ("\nLine %d: Incorrect sample (#%d : %d should be %d).\n", __LINE__, k, data [k], smooth [k]) ;
1419 oct_save_short (orig, smooth, datalen) ;
1422 half_max_abs = LCT_MAX (half_max_abs, abs (0.5 * data [k])) ;
1425 if (half_max_abs < 1)
1426 { printf ("\n\nLine %d: Signal is all zeros.\n", __LINE__) ;
1430 if ((k = sf_read_short (file, data, datalen)) != sfinfo.frames - datalen)
1431 { printf ("\n\nLine %d: Incorrect read length (%d should be %ld).\n", __LINE__, k, SF_COUNT_TO_LONG (sfinfo.frames - datalen)) ;
1435 if ((sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_MS_ADPCM &&
1436 (sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_GSM610)
1437 for (k = 0 ; k < sfinfo.frames - datalen ; k++)
1438 if (abs (data [k]) > decay_response (k))
1439 { printf ("\n\nLine %d: Incorrect sample (#%ld : abs (%d) should be < %d).\n", __LINE__, datalen + k, data [k], decay_response (k)) ;
1443 /* Now test sf_seek function. */
1444 if (sfinfo.seekable)
1445 { if ((k = sf_seek (file, 0, SEEK_SET)) != 0)
1446 { printf ("\n\nLine %d: Seek to start of file failed (%d).\n", __LINE__, k) ;
1450 for (m = 0 ; m < 3 ; m++)
1451 { test_readf_short_or_die (file, m, data, datalen / 7, __LINE__) ;
1453 smoothed_diff_short (data, datalen / 7) ;
1454 memcpy (smooth, orig + m * datalen / 7, datalen / 7 * sizeof (short)) ;
1455 smoothed_diff_short (smooth, datalen / 7) ;
1457 for (k = 0 ; k < datalen / 7 ; k++)
1458 if (error_function (1.0 * data [k], 1.0 * smooth [k], margin))
1459 { printf ("\nLine %d: Incorrect sample C (#%d (%ld) : %d => %d).\n", __LINE__, k, k + m * (datalen / 7), smooth [k], data [k]) ;
1460 for (m = 0 ; m < 10 ; m++)
1461 printf ("%d ", data [k]) ;
1465 } ; /* for (m = 0 ; m < 3 ; m++) */
1467 seekpos = BUFFER_SIZE / 10 ;
1469 /* Check seek from start of file. */
1470 if ((k = sf_seek (file, seekpos, SEEK_SET)) != seekpos)
1471 { printf ("Seek to start of file + %d failed (%d).\n", seekpos, k) ;
1474 test_readf_short_or_die (file, 0, data, 1, __LINE__) ;
1476 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin))
1477 { printf ("\nLine %d: sf_seek (SEEK_SET) followed by sf_read_short failed (%d, %d).\n", __LINE__, orig [1], data [0]) ;
1481 if ((k = sf_seek (file, 0, SEEK_CUR)) != seekpos + 1)
1482 { printf ("\n\nLine %d: sf_seek (SEEK_CUR) with 0 offset failed (%d should be %d)\n", __LINE__, k, seekpos + 1) ;
1486 seekpos = sf_seek (file, 0, SEEK_CUR) + BUFFER_SIZE / 5 ;
1487 k = sf_seek (file, BUFFER_SIZE / 5, SEEK_CUR) ;
1488 test_readf_short_or_die (file, 0, data, 1, __LINE__) ;
1489 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin) || k != seekpos)
1490 { printf ("\nLine %d: sf_seek (forwards, SEEK_CUR) followed by sf_read_short failed (%d, %d) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos + 1) ;
1494 seekpos = sf_seek (file, 0, SEEK_CUR) - 20 ;
1495 /* Check seek backward from current position. */
1496 k = sf_seek (file, -20, SEEK_CUR) ;
1497 test_readf_short_or_die (file, 0, data, 1, __LINE__) ;
1498 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin) || k != seekpos)
1499 { printf ("\nLine %d: sf_seek (backwards, SEEK_CUR) followed by sf_read_short failed (%d, %d) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos) ;
1503 /* Check that read past end of file returns number of items. */
1504 sf_seek (file, sfinfo.frames, SEEK_SET) ;
1506 if ((k = sf_read_short (file, data, datalen)) != 0)
1507 { printf ("\n\nLine %d: Return value from sf_read_short past end of file incorrect (%d).\n", __LINE__, k) ;
1511 /* Check seek backward from end. */
1513 if ((k = sf_seek (file, 5 - sfinfo.frames, SEEK_END)) != 5)
1514 { printf ("\n\nLine %d: sf_seek (SEEK_END) returned %d instead of %d.\n", __LINE__, k, 5) ;
1518 test_read_short_or_die (file, 0, data, channels, __LINE__) ;
1519 if (error_function (1.0 * data [0], 1.0 * orig [5 * channels], margin))
1520 { printf ("\nLine %d: sf_seek (SEEK_END) followed by sf_read_short failed (%d should be %d).\n", __LINE__, data [0], orig [5 * channels]) ;
1523 } /* if (sfinfo.seekable) */
1529 } /* sdlcomp_test_short */
1532 sdlcomp_test_int (const char *filename, int filetype, int channels, double margin)
1535 int k, m, seekpos, half_max_abs ;
1537 int *orig, *data, *smooth ;
1542 print_test_name ("sdlcomp_test_int", filename) ;
1544 datalen = BUFFER_SIZE ;
1545 scale = 1.0 * 0x10000 ;
1547 orig = orig_buffer.i ;
1548 data = data_buffer.i ;
1549 smooth = smooth_buffer.i ;
1551 gen_signal_double (orig_buffer.d, 32000.0 * scale, channels, datalen) ;
1552 for (k = 0 ; k < datalen ; k++)
1553 orig [k] = lrint (orig_buffer.d [k]) ;
1555 sfinfo.samplerate = SAMPLE_RATE ;
1556 sfinfo.frames = 123456789 ; /* Ridiculous value. */
1557 sfinfo.channels = channels ;
1558 sfinfo.format = filetype ;
1560 /* The Vorbis encoder has a bug on PowerPC and X86-64 with sample rates
1561 ** <= 22050. Increasing the sample rate to 32000 avoids triggering it.
1562 ** See https://trac.xiph.org/ticket/1229
1564 if ((file = sf_open (filename, SFM_WRITE, &sfinfo)) == NULL)
1565 { const char * errstr ;
1567 errstr = sf_strerror (NULL) ;
1568 if (strstr (errstr, "Sample rate chosen is known to trigger a Vorbis") == NULL)
1569 { printf ("Line %d: sf_open_fd (SFM_WRITE) failed : %s\n", __LINE__, errstr) ;
1570 dump_log_buffer (NULL) ;
1574 printf ("\n Sample rate -> 32kHz ") ;
1575 sfinfo.samplerate = 32000 ;
1577 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_TRUE, __LINE__) ;
1580 test_writef_int_or_die (file, 0, orig, datalen, __LINE__) ;
1581 sf_set_string (file, SF_STR_COMMENT, long_comment) ;
1584 memset (data, 0, datalen * sizeof (int)) ;
1586 if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
1587 memset (&sfinfo, 0, sizeof (sfinfo)) ;
1589 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
1591 if (sfinfo.format != filetype)
1592 { printf ("Returned format incorrect (0x%08X => 0x%08X).\n", filetype, sfinfo.format) ;
1596 if (sfinfo.frames < datalen / channels)
1597 { printf ("Too few.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
1601 if (sfinfo.frames > (datalen + 400))
1602 { printf ("Too many.frames in file. (%ld should be a little more than %ld)\n", SF_COUNT_TO_LONG (sfinfo.frames), datalen) ;
1606 if (sfinfo.channels != channels)
1607 { printf ("Incorrect number of channels in file.\n") ;
1611 check_log_buffer_or_die (file, __LINE__) ;
1613 test_readf_int_or_die (file, 0, data, datalen, __LINE__) ;
1615 memcpy (smooth, orig, datalen * sizeof (int)) ;
1616 smoothed_diff_int (data, datalen) ;
1617 smoothed_diff_int (smooth, datalen) ;
1619 half_max_abs = abs (data [0] >> 16) ;
1620 for (k = 1 ; k < datalen ; k++)
1621 { if (error_function (data [k] / scale, smooth [k] / scale, margin))
1622 { printf ("\nLine %d: Incorrect sample (#%d : %d should be %d).\n", __LINE__, k, data [k], smooth [k]) ;
1623 oct_save_int (orig, smooth, datalen) ;
1626 half_max_abs = LCT_MAX (half_max_abs, abs (data [k] / 2)) ;
1629 if (half_max_abs < 1)
1630 { printf ("\n\nLine %d: Signal is all zeros.\n", __LINE__) ;
1634 if ((k = sf_readf_int (file, data, datalen)) != sfinfo.frames - datalen)
1635 { printf ("\n\nLine %d: Incorrect read length (%d should be %ld).\n", __LINE__, k, SF_COUNT_TO_LONG (sfinfo.frames - datalen)) ;
1639 if ((sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_IMA_ADPCM &&
1640 (sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_MS_ADPCM &&
1641 (sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_GSM610 &&
1642 (sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_G721_32 &&
1643 (sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_G723_24)
1644 for (k = 0 ; k < sfinfo.frames - datalen ; k++)
1645 if (abs (data [k]) > decay_response (k))
1646 { printf ("\n\nLine %d: Incorrect sample (#%ld : abs (%d) should be < %d).\n", __LINE__, datalen + k, data [k], decay_response (k)) ;
1650 /* Now test sf_seek function. */
1651 if (sfinfo.seekable)
1652 { if ((k = sf_seek (file, 0, SEEK_SET)) != 0)
1653 { printf ("\n\nLine %d: Seek to start of file failed (%d).\n", __LINE__, k) ;
1657 for (m = 0 ; m < 3 ; m++)
1658 { test_readf_int_or_die (file, m, data, datalen / 7, __LINE__) ;
1660 smoothed_diff_int (data, datalen / 7) ;
1661 memcpy (smooth, orig + m * datalen / 7, datalen / 7 * sizeof (int)) ;
1662 smoothed_diff_int (smooth, datalen / 7) ;
1664 for (k = 0 ; k < datalen / 7 ; k++)
1665 if (error_function (data [k] / scale, smooth [k] / scale, margin))
1666 { printf ("\nLine %d: Incorrect sample (#%d (%ld) : %d => %d).\n", __LINE__, k, k + m * (datalen / 7), smooth [k], data [k]) ;
1667 for (m = 0 ; m < 10 ; m++)
1668 printf ("%d ", data [k]) ;
1672 } ; /* for (m = 0 ; m < 3 ; m++) */
1674 seekpos = BUFFER_SIZE / 10 ;
1676 /* Check seek from start of file. */
1677 if ((k = sf_seek (file, seekpos, SEEK_SET)) != seekpos)
1678 { printf ("Seek to start of file + %d failed (%d).\n", seekpos, k) ;
1681 test_readf_int_or_die (file, 0, data, 1, __LINE__) ;
1683 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin))
1684 { printf ("\nLine %d: sf_seek (SEEK_SET) followed by sf_readf_int failed (%d, %d).\n", __LINE__, orig [1], data [0]) ;
1688 if ((k = sf_seek (file, 0, SEEK_CUR)) != seekpos + 1)
1689 { printf ("\n\nLine %d: sf_seek (SEEK_CUR) with 0 offset failed (%d should be %d)\n", __LINE__, k, seekpos + 1) ;
1693 seekpos = sf_seek (file, 0, SEEK_CUR) + BUFFER_SIZE / 5 ;
1694 k = sf_seek (file, BUFFER_SIZE / 5, SEEK_CUR) ;
1695 test_readf_int_or_die (file, 0, data, 1, __LINE__) ;
1696 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin) || k != seekpos)
1697 { printf ("\nLine %d: sf_seek (forwards, SEEK_CUR) followed by sf_readf_int failed (%d, %d) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos + 1) ;
1701 seekpos = sf_seek (file, 0, SEEK_CUR) - 20 ;
1702 /* Check seek backward from current position. */
1703 k = sf_seek (file, -20, SEEK_CUR) ;
1704 test_readf_int_or_die (file, 0, data, 1, __LINE__) ;
1705 if (error_function (1.0 * data [0], 1.0 * orig [seekpos * channels], margin) || k != seekpos)
1706 { printf ("\nLine %d: sf_seek (backwards, SEEK_CUR) followed by sf_readf_int failed (%d, %d) (%d, %d).\n", __LINE__, data [0], orig [seekpos * channels], k, seekpos) ;
1710 /* Check that read past end of file returns number of items. */
1711 sf_seek (file, sfinfo.frames, SEEK_SET) ;
1713 if ((k = sf_readf_int (file, data, datalen)) != 0)
1714 { printf ("\n\nLine %d: Return value from sf_readf_int past end of file incorrect (%d).\n", __LINE__, k) ;
1718 /* Check seek backward from end. */
1720 if ((k = sf_seek (file, 5 - sfinfo.frames, SEEK_END)) != 5)
1721 { printf ("\n\nLine %d: sf_seek (SEEK_END) returned %d instead of %d.\n", __LINE__, k, 5) ;
1725 test_readf_int_or_die (file, 0, data, 1, __LINE__) ;
1726 if (error_function (data [0] / scale, orig [5] / scale, margin))
1727 { printf ("\nLine %d: sf_seek (SEEK_END) followed by sf_readf_int failed (%d should be %d).\n", __LINE__, data [0], orig [5]) ;
1730 } /* if (sfinfo.seekable) */
1736 } /* sdlcomp_test_int */
1739 sdlcomp_test_float (const char *filename, int filetype, int channels, double margin)
1744 float *orig, *data, *smooth ;
1745 double half_max_abs ;
1749 print_test_name ("sdlcomp_test_float", filename) ;
1751 if ((filetype & SF_FORMAT_SUBMASK) == SF_FORMAT_VORBIS)
1752 { puts ("Not working for this format.") ;
1756 printf ("** fix this ** ") ;
1758 datalen = BUFFER_SIZE ;
1760 orig = orig_buffer.f ;
1761 data = data_buffer.f ;
1762 smooth = smooth_buffer.f ;
1764 gen_signal_double (orig_buffer.d, 32000.0, channels, datalen) ;
1765 for (k = 0 ; k < datalen ; k++)
1766 orig [k] = lrint (orig_buffer.d [k]) ;
1768 sfinfo.samplerate = SAMPLE_RATE ;
1769 sfinfo.frames = 123456789 ; /* Ridiculous value. */
1770 sfinfo.channels = channels ;
1771 sfinfo.format = filetype ;
1773 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
1774 sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
1775 test_write_float_or_die (file, 0, orig, datalen, __LINE__) ;
1776 sf_set_string (file, SF_STR_COMMENT, long_comment) ;
1779 memset (data, 0, datalen * sizeof (float)) ;
1781 if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
1782 memset (&sfinfo, 0, sizeof (sfinfo)) ;
1784 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
1786 if ((sfinfo.format & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)) != (filetype & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)))
1787 { printf ("\n\nLine %d: Returned format incorrect (0x%08X => 0x%08X).\n", __LINE__, filetype, sfinfo.format) ;
1791 if (sfinfo.frames < datalen / channels)
1792 { printf ("Too few.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
1796 if (sfinfo.frames > (datalen + 400))
1797 { printf ("Too many.frames in file. (%ld should be a little more than %ld)\n", SF_COUNT_TO_LONG (sfinfo.frames), datalen) ;
1801 if (sfinfo.channels != channels)
1802 { printf ("Incorrect number of channels in file.\n") ;
1806 check_comment (file, filetype, __LINE__) ;
1808 sf_command (file, SFC_SET_NORM_FLOAT, NULL, SF_FALSE) ;
1810 check_log_buffer_or_die (file, __LINE__) ;
1812 test_read_float_or_die (file, 0, data, datalen, __LINE__) ;
1814 memcpy (smooth, orig, datalen * sizeof (float)) ;
1815 smoothed_diff_float (data, datalen) ;
1816 smoothed_diff_float (smooth, datalen) ;
1818 half_max_abs = fabs (data [0]) ;
1819 for (k = 1 ; k < datalen ; k++)
1820 { if (error_function (data [k], smooth [k], margin))
1821 { printf ("\nLine %d: Incorrect sample (#%d : %d should be %d).\n", __LINE__, k, (int) data [k], (int) smooth [k]) ;
1822 oct_save_float (orig, smooth, datalen) ;
1825 half_max_abs = LCT_MAX (half_max_abs, abs (0.5 * data [k])) ;
1828 if (half_max_abs <= 0.0)
1829 { printf ("\n\nLine %d: Signal is all zeros.\n", __LINE__) ;
1830 printf ("half_max_abs : % 10.6f\n", half_max_abs) ;
1834 if ((k = sf_read_float (file, data, datalen)) != sfinfo.frames - datalen)
1835 { printf ("\n\nLine %d: Incorrect read length (%d should be %ld).\n", __LINE__, k, SF_COUNT_TO_LONG (sfinfo.frames - datalen)) ;
1839 if ((sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_MS_ADPCM &&
1840 (sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_GSM610)
1841 for (k = 0 ; k < sfinfo.frames - datalen ; k++)
1842 if (abs (data [k]) > decay_response (k))
1843 { printf ("\n\nLine %d: Incorrect sample (#%ld : abs (%d) should be < %d).\n", __LINE__, datalen + k, (int) data [k], (int) decay_response (k)) ;
1847 /* Now test sf_seek function. */
1848 if (sfinfo.seekable)
1849 { if ((k = sf_seek (file, 0, SEEK_SET)) != 0)
1850 { printf ("\n\nLine %d: Seek to start of file failed (%d).\n", __LINE__, k) ;
1854 for (m = 0 ; m < 3 ; m++)
1855 { test_read_float_or_die (file, 0, data, datalen / 7, __LINE__) ;
1857 smoothed_diff_float (data, datalen / 7) ;
1858 memcpy (smooth, orig + m * datalen / 7, datalen / 7 * sizeof (float)) ;
1859 smoothed_diff_float (smooth, datalen / 7) ;
1861 for (k = 0 ; k < datalen / 7 ; k++)
1862 if (error_function (data [k], smooth [k], margin))
1863 { printf ("\nLine %d: Incorrect sample C (#%d (%ld) : %d => %d).\n", __LINE__, k, k + m * (datalen / 7), (int) smooth [k], (int) data [k]) ;
1864 for (m = 0 ; m < 10 ; m++)
1865 printf ("%d ", (int) data [k]) ;
1869 } ; /* for (m = 0 ; m < 3 ; m++) */
1871 seekpos = BUFFER_SIZE / 10 ;
1873 /* Check seek from start of file. */
1874 if ((k = sf_seek (file, seekpos, SEEK_SET)) != seekpos)
1875 { printf ("Seek to start of file + %d failed (%d).\n", seekpos, k) ;
1878 test_read_float_or_die (file, 0, data, channels, __LINE__) ;
1880 if (error_function (data [0], orig [seekpos * channels], margin))
1881 { printf ("\nLine %d: sf_seek (SEEK_SET) followed by sf_read_float failed (%d, %d).\n", __LINE__, (int) orig [1], (int) data [0]) ;
1885 if ((k = sf_seek (file, 0, SEEK_CUR)) != seekpos + 1)
1886 { printf ("\n\nLine %d: sf_seek (SEEK_CUR) with 0 offset failed (%d should be %d)\n", __LINE__, k, seekpos + 1) ;
1890 seekpos = sf_seek (file, 0, SEEK_CUR) + BUFFER_SIZE / 5 ;
1891 k = sf_seek (file, BUFFER_SIZE / 5, SEEK_CUR) ;
1892 test_read_float_or_die (file, 0, data, channels, __LINE__) ;
1893 if (error_function (data [0], orig [seekpos * channels], margin) || k != seekpos)
1894 { printf ("\nLine %d: sf_seek (forwards, SEEK_CUR) followed by sf_read_float failed (%d, %d) (%d, %d).\n", __LINE__, (int) data [0], (int) orig [seekpos * channels], k, seekpos + 1) ;
1898 seekpos = sf_seek (file, 0, SEEK_CUR) - 20 ;
1899 /* Check seek backward from current position. */
1900 k = sf_seek (file, -20, SEEK_CUR) ;
1901 test_read_float_or_die (file, 0, data, channels, __LINE__) ;
1902 if (error_function (data [0], orig [seekpos * channels], margin) || k != seekpos)
1903 { printf ("\nLine %d: sf_seek (backwards, SEEK_CUR) followed by sf_read_float failed (%d, %d) (%d, %d).\n", __LINE__, (int) data [0], (int) orig [seekpos * channels], k, seekpos) ;
1907 /* Check that read past end of file returns number of items. */
1908 sf_seek (file, sfinfo.frames, SEEK_SET) ;
1910 if ((k = sf_read_float (file, data, datalen)) != 0)
1911 { printf ("\n\nLine %d: Return value from sf_read_float past end of file incorrect (%d).\n", __LINE__, k) ;
1915 /* Check seek backward from end. */
1917 if ((k = sf_seek (file, 5 - sfinfo.frames, SEEK_END)) != 5)
1918 { printf ("\n\nLine %d: sf_seek (SEEK_END) returned %d instead of %d.\n", __LINE__, k, 5) ;
1922 test_read_float_or_die (file, 0, data, channels, __LINE__) ;
1923 if (error_function (data [0], orig [5 * channels], margin))
1924 { printf ("\nLine %d: sf_seek (SEEK_END) followed by sf_read_float failed (%f should be %f).\n", __LINE__, data [0], orig [5 * channels]) ;
1927 } /* if (sfinfo.seekable) */
1933 } /* sdlcomp_test_float */
1936 sdlcomp_test_double (const char *filename, int filetype, int channels, double margin)
1941 double *orig, *data, *smooth, half_max_abs ;
1944 print_test_name ("sdlcomp_test_double", filename) ;
1946 if ((filetype & SF_FORMAT_SUBMASK) == SF_FORMAT_VORBIS)
1947 { puts ("Not working for this format.") ;
1951 datalen = BUFFER_SIZE ;
1953 orig = orig_buffer.d ;
1954 data = data_buffer.d ;
1955 smooth = smooth_buffer.d ;
1957 gen_signal_double (orig_buffer.d, 32000.0, channels, datalen) ;
1959 sfinfo.samplerate = SAMPLE_RATE ;
1960 sfinfo.frames = 123456789 ; /* Ridiculous value. */
1961 sfinfo.channels = channels ;
1962 sfinfo.format = filetype ;
1964 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
1965 sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
1966 test_write_double_or_die (file, 0, orig, datalen, __LINE__) ;
1967 sf_set_string (file, SF_STR_COMMENT, long_comment) ;
1970 memset (data, 0, datalen * sizeof (double)) ;
1972 if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
1973 memset (&sfinfo, 0, sizeof (sfinfo)) ;
1975 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
1977 if (sfinfo.format != filetype)
1978 { printf ("Returned format incorrect (0x%08X => 0x%08X).\n", filetype, sfinfo.format) ;
1982 if (sfinfo.frames < datalen / channels)
1983 { printf ("Too few.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
1987 if (sfinfo.frames > (datalen + 400))
1988 { printf ("Too many.frames in file. (%ld should be a little more than %ld)\n", SF_COUNT_TO_LONG (sfinfo.frames), datalen) ;
1992 if (sfinfo.channels != channels)
1993 { printf ("Incorrect number of channels in file.\n") ;
1997 check_comment (file, filetype, __LINE__) ;
1999 check_comment (file, filetype, __LINE__) ;
2001 sf_command (file, SFC_SET_NORM_DOUBLE, NULL, SF_FALSE) ;
2003 check_log_buffer_or_die (file, __LINE__) ;
2005 test_read_double_or_die (file, 0, data, datalen, __LINE__) ;
2007 memcpy (smooth, orig, datalen * sizeof (double)) ;
2008 smoothed_diff_double (data, datalen) ;
2009 smoothed_diff_double (smooth, datalen) ;
2011 half_max_abs = 0.0 ;
2012 for (k = 0 ; k < datalen ; k++)
2013 { if (error_function (data [k], smooth [k], margin))
2014 { printf ("\n\nLine %d: Incorrect sample (#%d : %d should be %d).\n", __LINE__, k, (int) data [k], (int) smooth [k]) ;
2015 oct_save_double (orig, smooth, datalen) ;
2018 half_max_abs = LCT_MAX (half_max_abs, 0.5 * fabs (data [k])) ;
2021 if (half_max_abs < 1.0)
2022 { printf ("\n\nLine %d: Signal is all zeros.\n", __LINE__) ;
2026 if ((k = sf_read_double (file, data, datalen)) != sfinfo.frames - datalen)
2027 { printf ("\n\nLine %d: Incorrect read length (%d should be %ld).\n", __LINE__, k, SF_COUNT_TO_LONG (sfinfo.frames - datalen)) ;
2031 if ((sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_MS_ADPCM &&
2032 (sfinfo.format & SF_FORMAT_SUBMASK) != SF_FORMAT_GSM610)
2033 for (k = 0 ; k < sfinfo.frames - datalen ; k++)
2034 if (abs (data [k]) > decay_response (k))
2035 { printf ("\n\nLine %d: Incorrect sample (#%ld : abs (%d) should be < %d).\n", __LINE__, datalen + k, (int) data [k], (int) decay_response (k)) ;
2039 /* Now test sf_seek function. */
2040 if (sfinfo.seekable)
2041 { if ((k = sf_seek (file, 0, SEEK_SET)) != 0)
2042 { printf ("\n\nLine %d: Seek to start of file failed (%d).\n", __LINE__, k) ;
2046 for (m = 0 ; m < 3 ; m++)
2047 { test_read_double_or_die (file, m, data, datalen / 7, __LINE__) ;
2049 smoothed_diff_double (data, datalen / 7) ;
2050 memcpy (smooth, orig + m * datalen / 7, datalen / 7 * sizeof (double)) ;
2051 smoothed_diff_double (smooth, datalen / 7) ;
2053 for (k = 0 ; k < datalen / 7 ; k++)
2054 if (error_function (data [k], smooth [k], margin))
2055 { printf ("\nLine %d: Incorrect sample C (#%d (%ld) : %d => %d).\n", __LINE__, k, k + m * (datalen / 7), (int) smooth [k], (int) data [k]) ;
2056 for (m = 0 ; m < 10 ; m++)
2057 printf ("%d ", (int) data [k]) ;
2061 } ; /* for (m = 0 ; m < 3 ; m++) */
2063 seekpos = BUFFER_SIZE / 10 ;
2065 /* Check seek from start of file. */
2066 if ((k = sf_seek (file, seekpos, SEEK_SET)) != seekpos)
2067 { printf ("Seek to start of file + %d failed (%d).\n", seekpos, k) ;
2070 test_read_double_or_die (file, 0, data, channels, __LINE__) ;
2072 if (error_function (data [0], orig [seekpos * channels], margin))
2073 { printf ("\nLine %d: sf_seek (SEEK_SET) followed by sf_read_double failed (%d, %d).\n", __LINE__, (int) orig [1], (int) data [0]) ;
2077 if ((k = sf_seek (file, 0, SEEK_CUR)) != seekpos + 1)
2078 { printf ("\n\nLine %d: sf_seek (SEEK_CUR) with 0 offset failed (%d should be %d)\n", __LINE__, k, seekpos + 1) ;
2082 seekpos = sf_seek (file, 0, SEEK_CUR) + BUFFER_SIZE / 5 ;
2083 k = sf_seek (file, BUFFER_SIZE / 5, SEEK_CUR) ;
2084 test_read_double_or_die (file, 0, data, channels, __LINE__) ;
2085 if (error_function (data [0], orig [seekpos * channels], margin) || k != seekpos)
2086 { printf ("\nLine %d: sf_seek (forwards, SEEK_CUR) followed by sf_read_double failed (%d, %d) (%d, %d).\n", __LINE__, (int) data [0], (int) orig [seekpos * channels], k, seekpos + 1) ;
2090 seekpos = sf_seek (file, 0, SEEK_CUR) - 20 ;
2091 /* Check seek backward from current position. */
2092 k = sf_seek (file, -20, SEEK_CUR) ;
2093 test_read_double_or_die (file, 0, data, channels, __LINE__) ;
2094 if (error_function (data [0], orig [seekpos * channels], margin) || k != seekpos)
2095 { printf ("\nLine %d: sf_seek (backwards, SEEK_CUR) followed by sf_read_double failed (%d, %d) (%d, %d).\n", __LINE__, (int) data [0], (int) orig [seekpos * channels], k, seekpos) ;
2099 /* Check that read past end of file returns number of items. */
2100 sf_seek (file, sfinfo.frames, SEEK_SET) ;
2102 if ((k = sf_read_double (file, data, datalen)) != 0)
2103 { printf ("\n\nLine %d: Return value from sf_read_double past end of file incorrect (%d).\n", __LINE__, k) ;
2107 /* Check seek backward from end. */
2109 if ((k = sf_seek (file, 5 - sfinfo.frames, SEEK_END)) != 5)
2110 { printf ("\n\nLine %d: sf_seek (SEEK_END) returned %d instead of %d.\n", __LINE__, k, 5) ;
2114 test_read_double_or_die (file, 0, data, channels, __LINE__) ;
2115 if (error_function (data [0], orig [5 * channels], margin))
2116 { printf ("\nLine %d: sf_seek (SEEK_END) followed by sf_read_double failed (%f should be %f).\n", __LINE__, data [0], orig [5 * channels]) ;
2119 } /* if (sfinfo.seekable) */
2125 } /* sdlcomp_test_double */
2128 read_raw_test (const char *filename, int filetype, int channels)
2133 short *orig, *data ;
2136 print_test_name ("read_raw_test", filename) ;
2138 datalen = ARRAY_LEN (orig_buffer.s) / 2 ;
2140 orig = orig_buffer.s ;
2141 data = data_buffer.s ;
2143 gen_signal_double (orig_buffer.d, 32000.0, channels, datalen) ;
2144 for (k = 0 ; k < datalen ; k++)
2145 orig [k] = lrint (orig_buffer.d [k]) ;
2147 sfinfo.samplerate = SAMPLE_RATE ;
2148 sfinfo.frames = 123456789 ; /* Ridiculous value. */
2149 sfinfo.channels = channels ;
2150 sfinfo.format = filetype ;
2152 file = test_open_file_or_die (filename, SFM_WRITE, &sfinfo, SF_FALSE, __LINE__) ;
2153 test_write_short_or_die (file, 0, orig, datalen, __LINE__) ;
2154 sf_set_string (file, SF_STR_COMMENT, long_comment) ;
2157 memset (data, 0, datalen * sizeof (double)) ;
2159 if ((filetype & SF_FORMAT_TYPEMASK) != SF_FORMAT_RAW)
2160 memset (&sfinfo, 0, sizeof (sfinfo)) ;
2162 file = test_open_file_or_die (filename, SFM_READ, &sfinfo, SF_FALSE, __LINE__) ;
2164 if (sfinfo.format != filetype)
2165 { printf ("Returned format incorrect (0x%08X => 0x%08X).\n", filetype, sfinfo.format) ;
2169 if (sfinfo.frames < datalen / channels)
2170 { printf ("Too few.frames in file. (%ld should be a little more than %ld)\n", datalen, SF_COUNT_TO_LONG (sfinfo.frames)) ;
2174 if (sfinfo.frames > (datalen + 400))
2175 { printf ("Too many.frames in file. (%ld should be a little more than %ld)\n", SF_COUNT_TO_LONG (sfinfo.frames), datalen) ;
2179 if (sfinfo.channels != channels)
2180 { printf ("Incorrect number of channels in file.\n") ;
2184 check_comment (file, filetype, __LINE__) ;
2186 count = sf_read_raw (file, orig_buffer.c, datalen + 5 * channels) ;
2187 if (count != sfinfo.channels * sfinfo.frames)
2188 { printf ("\nLine %d : sf_read_raw returned %ld should be %ld\n", __LINE__, SF_COUNT_TO_LONG (count), sfinfo.channels * SF_COUNT_TO_LONG (sfinfo.frames)) ;
2196 } /* read_raw_test */
2198 /*========================================================================================
2199 ** Auxiliary functions
2202 #define SIGNAL_MAXVAL 30000.0
2203 #define DECAY_COUNT 1000
2206 decay_response (int k)
2208 return (int) (1.2 * SIGNAL_MAXVAL) ;
2209 if (k > DECAY_COUNT)
2211 return (int) (1.2 * SIGNAL_MAXVAL * (DECAY_COUNT - k) / (1.0 * DECAY_COUNT)) ;
2212 } /* decay_response */
2215 gen_signal_double (double *data, double scale, int channels, int datalen)
2219 ramplen = DECAY_COUNT ;
2222 { for (k = 0 ; k < datalen ; k++)
2224 amp = scale * k / ((double) ramplen) ;
2225 else if (k > datalen - ramplen)
2226 amp = scale * (datalen - k) / ((double) ramplen) ;
2228 /*-printf ("%3d : %g\n", k, amp) ;-*/
2230 data [k] = amp * (0.4 * sin (33.3 * 2.0 * M_PI * ((double) (k+1)) / ((double) SAMPLE_RATE))
2231 + 0.3 * cos (201.1 * 2.0 * M_PI * ((double) (k+1)) / ((double) SAMPLE_RATE))) ;
2235 { for (k = 0 ; k < datalen ; k ++)
2237 amp = scale * k / ((double) ramplen) ;
2238 else if (k > datalen - ramplen)
2239 amp = scale * (datalen - k) / ((double) ramplen) ;
2241 data [2 * k] = amp * (0.4 * sin (33.3 * 2.0 * M_PI * ((double) (k+1)) / ((double) SAMPLE_RATE))
2242 + 0.3 * cos (201.1 * 2.0 * M_PI * ((double) (k+1)) / ((double) SAMPLE_RATE))) ;
2243 data [2 * k + 1] = amp * (0.4 * sin (55.5 * 2.0 * M_PI * ((double) (k+1)) / ((double) SAMPLE_RATE))
2244 + 0.3 * cos (201.1 * 2.0 * M_PI * ((double) (k+1)) / ((double) SAMPLE_RATE))) ;
2249 } /* gen_signal_double */
2252 error_function (double data, double orig, double margin)
2255 if (fabs (orig) <= 500.0)
2256 error = fabs (fabs (data) - fabs (orig)) / 2000.0 ;
2257 else if (fabs (orig) <= 1000.0)
2258 error = fabs (data - orig) / 3000.0 ;
2260 error = fabs (data - orig) / fabs (orig) ;
2263 { printf ("\n\nerror_function (data = %f, orig = %f, margin = %f) -> %f\n", data, orig, margin, error) ;
2267 } /* error_function */
2270 smoothed_diff_short (short *data, unsigned int datalen)
2272 double memory = 0.0 ;
2274 /* Calculate the smoothed sample-to-sample difference. */
2275 for (k = 0 ; k < datalen - 1 ; k++)
2276 { memory = 0.7 * memory + (1 - 0.7) * (double) (data [k+1] - data [k]) ;
2277 data [k] = (short) memory ;
2279 data [datalen-1] = data [datalen-2] ;
2281 } /* smoothed_diff_short */
2284 smoothed_diff_int (int *data, unsigned int datalen)
2286 double memory = 0.0 ;
2288 /* Calculate the smoothed sample-to-sample difference. */
2289 for (k = 0 ; k < datalen - 1 ; k++)
2290 { memory = 0.7 * memory + (1 - 0.7) * (double) (data [k+1] - data [k]) ;
2291 data [k] = (int) memory ;
2293 data [datalen-1] = data [datalen-2] ;
2295 } /* smoothed_diff_int */
2298 smoothed_diff_float (float *data, unsigned int datalen)
2300 float memory = 0.0 ;
2302 /* Calculate the smoothed sample-to-sample difference. */
2303 for (k = 0 ; k < datalen - 1 ; k++)
2304 { memory = 0.7 * memory + (1 - 0.7) * (data [k+1] - data [k]) ;
2307 data [datalen-1] = data [datalen-2] ;
2309 } /* smoothed_diff_float */
2312 smoothed_diff_double (double *data, unsigned int datalen)
2314 double memory = 0.0 ;
2316 /* Calculate the smoothed sample-to-sample difference. */
2317 for (k = 0 ; k < datalen - 1 ; k++)
2318 { memory = 0.7 * memory + (1 - 0.7) * (data [k+1] - data [k]) ;
2321 data [datalen-1] = data [datalen-2] ;
2323 } /* smoothed_diff_double */
2326 check_comment (SNDFILE * file, int format, int lineno)
2327 { const char *comment ;
2329 switch (format & SF_FORMAT_TYPEMASK)
2330 { case SF_FORMAT_AIFF :
2331 case SF_FORMAT_WAV :
2332 case SF_FORMAT_WAVEX :
2338 comment = sf_get_string (file, SF_STR_COMMENT) ;
2339 if (comment == NULL)
2340 { printf ("\n\nLine %d : File does not contain a comment string.\n\n", lineno) ;
2344 if (strcmp (comment, long_comment) != 0)
2345 { printf ("\n\nLine %d : File comment does not match comment written.\n\n", lineno) ;
2350 } /* check_comment */
2353 is_lossy (int filetype)
2355 switch (SF_FORMAT_SUBMASK & filetype)
2356 { case SF_FORMAT_PCM_U8 :
2357 case SF_FORMAT_PCM_S8 :
2358 case SF_FORMAT_PCM_16 :
2359 case SF_FORMAT_PCM_24 :
2360 case SF_FORMAT_PCM_32 :
2361 case SF_FORMAT_FLOAT :
2362 case SF_FORMAT_DOUBLE :