Alexandre Lision | 7c6f4a6 | 2013-09-05 13:27:01 -0400 | [diff] [blame] | 1 | /* |
| 2 | ** Copyright (C) 1999-2011 Erik de Castro Lopo <erikd@mega-nerd.com> |
| 3 | ** |
| 4 | ** All rights reserved. |
| 5 | ** |
| 6 | ** Redistribution and use in source and binary forms, with or without |
| 7 | ** modification, are permitted provided that the following conditions are |
| 8 | ** met: |
| 9 | ** |
| 10 | ** * Redistributions of source code must retain the above copyright |
| 11 | ** notice, this list of conditions and the following disclaimer. |
| 12 | ** * Redistributions in binary form must reproduce the above copyright |
| 13 | ** notice, this list of conditions and the following disclaimer in |
| 14 | ** the documentation and/or other materials provided with the |
| 15 | ** distribution. |
| 16 | ** * Neither the author nor the names of any contributors may be used |
| 17 | ** to endorse or promote products derived from this software without |
| 18 | ** specific prior written permission. |
| 19 | ** |
| 20 | ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 21 | ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED |
| 22 | ** TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 23 | ** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR |
| 24 | ** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 25 | ** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 26 | ** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; |
| 27 | ** OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, |
| 28 | ** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR |
| 29 | ** OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF |
| 30 | ** ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 31 | */ |
| 32 | |
| 33 | #include <stdio.h> |
| 34 | #include <stdlib.h> |
| 35 | #include <string.h> |
| 36 | #include <inttypes.h> |
| 37 | #include <ctype.h> |
| 38 | #include <math.h> |
| 39 | |
| 40 | #include <sndfile.h> |
| 41 | |
| 42 | #include "common.h" |
| 43 | |
| 44 | #define BUFFER_LEN (1 << 16) |
| 45 | |
| 46 | #if (defined (WIN32) || defined (_WIN32)) |
| 47 | #include <windows.h> |
| 48 | #endif |
| 49 | |
| 50 | static void print_version (void) ; |
| 51 | static void usage_exit (const char *progname) ; |
| 52 | |
| 53 | static void info_dump (const char *filename) ; |
| 54 | static int instrument_dump (const char *filename) ; |
| 55 | static int broadcast_dump (const char *filename) ; |
| 56 | static int chanmap_dump (const char *filename) ; |
| 57 | static void total_dump (void) ; |
| 58 | |
| 59 | static double total_seconds = 0.0 ; |
| 60 | |
| 61 | int |
| 62 | main (int argc, char *argv []) |
| 63 | { int k ; |
| 64 | |
| 65 | print_version () ; |
| 66 | |
| 67 | if (argc < 2 || strcmp (argv [1], "--help") == 0 || strcmp (argv [1], "-h") == 0) |
| 68 | { usage_exit (program_name (argv [0])) ; |
| 69 | return 1 ; |
| 70 | } ; |
| 71 | |
| 72 | if (strcmp (argv [1], "-i") == 0) |
| 73 | { int error = 0 ; |
| 74 | |
| 75 | for (k = 2 ; k < argc ; k++) |
| 76 | error += instrument_dump (argv [k]) ; |
| 77 | return error ; |
| 78 | } ; |
| 79 | |
| 80 | if (strcmp (argv [1], "-b") == 0) |
| 81 | { int error = 0 ; |
| 82 | |
| 83 | for (k = 2 ; k < argc ; k++) |
| 84 | error += broadcast_dump (argv [k]) ; |
| 85 | return error ; |
| 86 | } ; |
| 87 | |
| 88 | if (strcmp (argv [1], "-c") == 0) |
| 89 | { int error = 0 ; |
| 90 | |
| 91 | for (k = 2 ; k < argc ; k++) |
| 92 | error += chanmap_dump (argv [k]) ; |
| 93 | return error ; |
| 94 | } ; |
| 95 | |
| 96 | for (k = 1 ; k < argc ; k++) |
| 97 | info_dump (argv [k]) ; |
| 98 | |
| 99 | if (argc > 2) |
| 100 | total_dump () ; |
| 101 | |
| 102 | return 0 ; |
| 103 | } /* main */ |
| 104 | |
| 105 | /*============================================================================== |
| 106 | ** Print version and usage. |
| 107 | */ |
| 108 | |
| 109 | static double data [BUFFER_LEN] ; |
| 110 | |
| 111 | static void |
| 112 | print_version (void) |
| 113 | { char buffer [256] ; |
| 114 | |
| 115 | sf_command (NULL, SFC_GET_LIB_VERSION, buffer, sizeof (buffer)) ; |
| 116 | printf ("\nVersion : %s\n\n", buffer) ; |
| 117 | } /* print_version */ |
| 118 | |
| 119 | |
| 120 | static void |
| 121 | usage_exit (const char *progname) |
| 122 | { printf ("Usage :\n %s <file> ...\n", progname) ; |
| 123 | printf (" Prints out information about one or more sound files.\n\n") ; |
| 124 | printf (" %s -i <file>\n", progname) ; |
| 125 | printf (" Prints out the instrument data for the given file.\n\n") ; |
| 126 | printf (" %s -b <file>\n", progname) ; |
| 127 | printf (" Prints out the broadcast WAV info for the given file.\n\n") ; |
| 128 | #if (defined (_WIN32) || defined (WIN32)) |
| 129 | printf ("This is a Unix style command line application which\n" |
| 130 | "should be run in a MSDOS box or Command Shell window.\n\n") ; |
| 131 | printf ("Sleeping for 5 seconds before exiting.\n\n") ; |
| 132 | fflush (stdout) ; |
| 133 | |
| 134 | /* This is the officially blessed by microsoft way but I can't get |
| 135 | ** it to link. |
| 136 | ** Sleep (15) ; |
| 137 | ** Instead, use this: |
| 138 | */ |
| 139 | Sleep (5 * 1000) ; |
| 140 | #endif |
| 141 | printf ("Using %s.\n\n", sf_version_string ()) ; |
| 142 | exit (0) ; |
| 143 | } /* usage_exit */ |
| 144 | |
| 145 | /*============================================================================== |
| 146 | ** Dumping of sndfile info. |
| 147 | */ |
| 148 | |
| 149 | static double data [BUFFER_LEN] ; |
| 150 | |
| 151 | static double |
| 152 | get_signal_max (SNDFILE *file) |
| 153 | { double max ; |
| 154 | |
| 155 | sf_command (file, SFC_CALC_SIGNAL_MAX, &max, sizeof (max)) ; |
| 156 | |
| 157 | return max ; |
| 158 | } /* get_signal_max */ |
| 159 | |
| 160 | static double |
| 161 | calc_decibels (SF_INFO * sfinfo, double max) |
| 162 | { double decibels ; |
| 163 | |
| 164 | switch (sfinfo->format & SF_FORMAT_SUBMASK) |
| 165 | { case SF_FORMAT_PCM_U8 : |
| 166 | case SF_FORMAT_PCM_S8 : |
| 167 | decibels = max / 0x80 ; |
| 168 | break ; |
| 169 | |
| 170 | case SF_FORMAT_PCM_16 : |
| 171 | decibels = max / 0x8000 ; |
| 172 | break ; |
| 173 | |
| 174 | case SF_FORMAT_PCM_24 : |
| 175 | decibels = max / 0x800000 ; |
| 176 | break ; |
| 177 | |
| 178 | case SF_FORMAT_PCM_32 : |
| 179 | decibels = max / 0x80000000 ; |
| 180 | break ; |
| 181 | |
| 182 | case SF_FORMAT_FLOAT : |
| 183 | case SF_FORMAT_DOUBLE : |
| 184 | decibels = max / 1.0 ; |
| 185 | break ; |
| 186 | |
| 187 | default : |
| 188 | decibels = max / 0x8000 ; |
| 189 | break ; |
| 190 | } ; |
| 191 | |
| 192 | return 20.0 * log10 (decibels) ; |
| 193 | } /* calc_decibels */ |
| 194 | |
| 195 | static const char * |
| 196 | format_duration_str (double seconds) |
| 197 | { static char str [128] ; |
| 198 | int hrs, min ; |
| 199 | double sec ; |
| 200 | |
| 201 | memset (str, 0, sizeof (str)) ; |
| 202 | |
| 203 | hrs = (int) (seconds / 3600.0) ; |
| 204 | min = (int) ((seconds - (hrs * 3600.0)) / 60.0) ; |
| 205 | sec = seconds - (hrs * 3600.0) - (min * 60.0) ; |
| 206 | |
| 207 | snprintf (str, sizeof (str) - 1, "%02d:%02d:%06.3f", hrs, min, sec) ; |
| 208 | |
| 209 | return str ; |
| 210 | } /* format_duration_str */ |
| 211 | |
| 212 | static const char * |
| 213 | generate_duration_str (SF_INFO *sfinfo) |
| 214 | { |
| 215 | double seconds ; |
| 216 | |
| 217 | if (sfinfo->samplerate < 1) |
| 218 | return NULL ; |
| 219 | |
| 220 | if (sfinfo->frames / sfinfo->samplerate > 0x7FFFFFFF) |
| 221 | return "unknown" ; |
| 222 | |
| 223 | seconds = (1.0 * sfinfo->frames) / sfinfo->samplerate ; |
| 224 | |
| 225 | /* Accumulate the total of all known file durations */ |
| 226 | total_seconds += seconds ; |
| 227 | |
| 228 | return format_duration_str (seconds) ; |
| 229 | } /* generate_duration_str */ |
| 230 | |
| 231 | static void |
| 232 | info_dump (const char *filename) |
| 233 | { static char strbuffer [BUFFER_LEN] ; |
| 234 | SNDFILE *file ; |
| 235 | SF_INFO sfinfo ; |
| 236 | double signal_max, decibels ; |
| 237 | |
| 238 | memset (&sfinfo, 0, sizeof (sfinfo)) ; |
| 239 | |
| 240 | if ((file = sf_open (filename, SFM_READ, &sfinfo)) == NULL) |
| 241 | { printf ("Error : Not able to open input file %s.\n", filename) ; |
| 242 | fflush (stdout) ; |
| 243 | memset (data, 0, sizeof (data)) ; |
| 244 | sf_command (file, SFC_GET_LOG_INFO, strbuffer, BUFFER_LEN) ; |
| 245 | puts (strbuffer) ; |
| 246 | puts (sf_strerror (NULL)) ; |
| 247 | return ; |
| 248 | } ; |
| 249 | |
| 250 | printf ("========================================\n") ; |
| 251 | sf_command (file, SFC_GET_LOG_INFO, strbuffer, BUFFER_LEN) ; |
| 252 | puts (strbuffer) ; |
| 253 | printf ("----------------------------------------\n") ; |
| 254 | |
| 255 | printf ("Sample Rate : %d\n", sfinfo.samplerate) ; |
| 256 | |
| 257 | if (sfinfo.frames == SF_COUNT_MAX) |
| 258 | printf ("Frames : unknown\n") ; |
| 259 | else |
| 260 | printf ("Frames : %" PRId64 "\n", sfinfo.frames) ; |
| 261 | |
| 262 | printf ("Channels : %d\n", sfinfo.channels) ; |
| 263 | printf ("Format : 0x%08X\n", sfinfo.format) ; |
| 264 | printf ("Sections : %d\n", sfinfo.sections) ; |
| 265 | printf ("Seekable : %s\n", (sfinfo.seekable ? "TRUE" : "FALSE")) ; |
| 266 | printf ("Duration : %s\n", generate_duration_str (&sfinfo)) ; |
| 267 | |
| 268 | if (sfinfo.frames < 100 * 1024 * 1024) |
| 269 | { /* Do not use sf_signal_max because it doesn't work for non-seekable files . */ |
| 270 | signal_max = get_signal_max (file) ; |
| 271 | decibels = calc_decibels (&sfinfo, signal_max) ; |
| 272 | printf ("Signal Max : %g (%4.2f dB)\n", signal_max, decibels) ; |
| 273 | } ; |
| 274 | putchar ('\n') ; |
| 275 | |
| 276 | sf_close (file) ; |
| 277 | |
| 278 | } /* info_dump */ |
| 279 | |
| 280 | /*============================================================================== |
| 281 | ** Dumping of SF_INSTRUMENT data. |
| 282 | */ |
| 283 | |
| 284 | static const char * |
| 285 | str_of_type (int mode) |
| 286 | { switch (mode) |
| 287 | { case SF_LOOP_NONE : return "none" ; |
| 288 | case SF_LOOP_FORWARD : return "fwd " ; |
| 289 | case SF_LOOP_BACKWARD : return "back" ; |
| 290 | case SF_LOOP_ALTERNATING : return "alt " ; |
| 291 | default : break ; |
| 292 | } ; |
| 293 | |
| 294 | return "????" ; |
| 295 | } /* str_of_mode */ |
| 296 | |
| 297 | static int |
| 298 | instrument_dump (const char *filename) |
| 299 | { SNDFILE *file ; |
| 300 | SF_INFO sfinfo ; |
| 301 | SF_INSTRUMENT inst ; |
| 302 | int got_inst, k ; |
| 303 | |
| 304 | memset (&sfinfo, 0, sizeof (sfinfo)) ; |
| 305 | |
| 306 | if ((file = sf_open (filename, SFM_READ, &sfinfo)) == NULL) |
| 307 | { printf ("Error : Not able to open input file %s.\n", filename) ; |
| 308 | fflush (stdout) ; |
| 309 | memset (data, 0, sizeof (data)) ; |
| 310 | puts (sf_strerror (NULL)) ; |
| 311 | return 1 ; |
| 312 | } ; |
| 313 | |
| 314 | got_inst = sf_command (file, SFC_GET_INSTRUMENT, &inst, sizeof (inst)) ; |
| 315 | sf_close (file) ; |
| 316 | |
| 317 | if (got_inst == SF_FALSE) |
| 318 | { printf ("Error : File '%s' does not contain instrument data.\n\n", filename) ; |
| 319 | return 1 ; |
| 320 | } ; |
| 321 | |
| 322 | printf ("Instrument : %s\n\n", filename) ; |
| 323 | printf (" Gain : %d\n", inst.gain) ; |
| 324 | printf (" Base note : %d\n", inst.basenote) ; |
| 325 | printf (" Velocity : %d - %d\n", (int) inst.velocity_lo, (int) inst.velocity_hi) ; |
| 326 | printf (" Key : %d - %d\n", (int) inst.key_lo, (int) inst.key_hi) ; |
| 327 | printf (" Loop points : %d\n", inst.loop_count) ; |
| 328 | |
| 329 | for (k = 0 ; k < inst.loop_count ; k++) |
| 330 | printf (" %-2d Mode : %s Start : %6d End : %6d Count : %6d\n", k, str_of_type (inst.loops [k].mode), inst.loops [k].start, inst.loops [k].end, inst.loops [k].count) ; |
| 331 | |
| 332 | putchar ('\n') ; |
| 333 | return 0 ; |
| 334 | } /* instrument_dump */ |
| 335 | |
| 336 | static int |
| 337 | broadcast_dump (const char *filename) |
| 338 | { SNDFILE *file ; |
| 339 | SF_INFO sfinfo ; |
| 340 | SF_BROADCAST_INFO_2K bext ; |
| 341 | double time_ref_sec ; |
| 342 | int got_bext ; |
| 343 | |
| 344 | memset (&sfinfo, 0, sizeof (sfinfo)) ; |
| 345 | |
| 346 | if ((file = sf_open (filename, SFM_READ, &sfinfo)) == NULL) |
| 347 | { printf ("Error : Not able to open input file %s.\n", filename) ; |
| 348 | fflush (stdout) ; |
| 349 | memset (data, 0, sizeof (data)) ; |
| 350 | puts (sf_strerror (NULL)) ; |
| 351 | return 1 ; |
| 352 | } ; |
| 353 | |
| 354 | memset (&bext, 0, sizeof (SF_BROADCAST_INFO_2K)) ; |
| 355 | |
| 356 | got_bext = sf_command (file, SFC_GET_BROADCAST_INFO, &bext, sizeof (bext)) ; |
| 357 | sf_close (file) ; |
| 358 | |
| 359 | if (got_bext == SF_FALSE) |
| 360 | { printf ("Error : File '%s' does not contain broadcast information.\n\n", filename) ; |
| 361 | return 1 ; |
| 362 | } ; |
| 363 | |
| 364 | /* |
| 365 | ** From : http://www.ebu.ch/en/technical/publications/userguides/bwf_user_guide.php |
| 366 | ** |
| 367 | ** Time Reference: |
| 368 | ** This field is a count from midnight in samples to the first sample |
| 369 | ** of the audio sequence. |
| 370 | */ |
| 371 | |
| 372 | time_ref_sec = ((pow (2.0, 32) * bext.time_reference_high) + (1.0 * bext.time_reference_low)) / sfinfo.samplerate ; |
| 373 | |
| 374 | printf ("Description : %.*s\n", (int) sizeof (bext.description), bext.description) ; |
| 375 | printf ("Originator : %.*s\n", (int) sizeof (bext.originator), bext.originator) ; |
| 376 | printf ("Origination ref : %.*s\n", (int) sizeof (bext.originator_reference), bext.originator_reference) ; |
| 377 | printf ("Origination date : %.*s\n", (int) sizeof (bext.origination_date), bext.origination_date) ; |
| 378 | printf ("Origination time : %.*s\n", (int) sizeof (bext.origination_time), bext.origination_time) ; |
| 379 | |
| 380 | if (bext.time_reference_high == 0 && bext.time_reference_low == 0) |
| 381 | printf ("Time ref : 0\n") ; |
| 382 | else |
| 383 | printf ("Time ref : 0x%x%08x (%.6f seconds)\n", bext.time_reference_high, bext.time_reference_low, time_ref_sec) ; |
| 384 | |
| 385 | printf ("BWF version : %d\n", bext.version) ; |
| 386 | printf ("UMID : %.*s\n", (int) sizeof (bext.umid), bext.umid) ; |
| 387 | printf ("Coding history : %.*s\n", bext.coding_history_size, bext.coding_history) ; |
| 388 | |
| 389 | return 0 ; |
| 390 | } /* broadcast_dump */ |
| 391 | |
| 392 | static int |
| 393 | chanmap_dump (const char *filename) |
| 394 | { SNDFILE *file ; |
| 395 | SF_INFO sfinfo ; |
| 396 | int * channel_map ; |
| 397 | int got_chanmap, k ; |
| 398 | |
| 399 | memset (&sfinfo, 0, sizeof (sfinfo)) ; |
| 400 | |
| 401 | if ((file = sf_open (filename, SFM_READ, &sfinfo)) == NULL) |
| 402 | { printf ("Error : Not able to open input file %s.\n", filename) ; |
| 403 | fflush (stdout) ; |
| 404 | memset (data, 0, sizeof (data)) ; |
| 405 | puts (sf_strerror (NULL)) ; |
| 406 | return 1 ; |
| 407 | } ; |
| 408 | |
| 409 | if ((channel_map = calloc (sfinfo.channels, sizeof (int))) == NULL) |
| 410 | { printf ("Error : malloc failed.\n\n") ; |
| 411 | return 1 ; |
| 412 | } ; |
| 413 | |
| 414 | got_chanmap = sf_command (file, SFC_GET_CHANNEL_MAP_INFO, channel_map, sfinfo.channels * sizeof (int)) ; |
| 415 | sf_close (file) ; |
| 416 | |
| 417 | if (got_chanmap == SF_FALSE) |
| 418 | { printf ("Error : File '%s' does not contain channel map information.\n\n", filename) ; |
| 419 | free (channel_map) ; |
| 420 | return 1 ; |
| 421 | } ; |
| 422 | |
| 423 | printf ("File : %s\n\n", filename) ; |
| 424 | |
| 425 | puts (" Chan Position") ; |
| 426 | for (k = 0 ; k < sfinfo.channels ; k ++) |
| 427 | { const char * name ; |
| 428 | |
| 429 | #define CASE_NAME(x) case x : name = #x ; break ; |
| 430 | switch (channel_map [k]) |
| 431 | { CASE_NAME (SF_CHANNEL_MAP_INVALID) ; |
| 432 | CASE_NAME (SF_CHANNEL_MAP_MONO) ; |
| 433 | CASE_NAME (SF_CHANNEL_MAP_LEFT) ; |
| 434 | CASE_NAME (SF_CHANNEL_MAP_RIGHT) ; |
| 435 | CASE_NAME (SF_CHANNEL_MAP_CENTER) ; |
| 436 | CASE_NAME (SF_CHANNEL_MAP_FRONT_LEFT) ; |
| 437 | CASE_NAME (SF_CHANNEL_MAP_FRONT_RIGHT) ; |
| 438 | CASE_NAME (SF_CHANNEL_MAP_FRONT_CENTER) ; |
| 439 | CASE_NAME (SF_CHANNEL_MAP_REAR_CENTER) ; |
| 440 | CASE_NAME (SF_CHANNEL_MAP_REAR_LEFT) ; |
| 441 | CASE_NAME (SF_CHANNEL_MAP_REAR_RIGHT) ; |
| 442 | CASE_NAME (SF_CHANNEL_MAP_LFE) ; |
| 443 | CASE_NAME (SF_CHANNEL_MAP_FRONT_LEFT_OF_CENTER) ; |
| 444 | CASE_NAME (SF_CHANNEL_MAP_FRONT_RIGHT_OF_CENTER) ; |
| 445 | CASE_NAME (SF_CHANNEL_MAP_SIDE_LEFT) ; |
| 446 | CASE_NAME (SF_CHANNEL_MAP_SIDE_RIGHT) ; |
| 447 | CASE_NAME (SF_CHANNEL_MAP_TOP_CENTER) ; |
| 448 | CASE_NAME (SF_CHANNEL_MAP_TOP_FRONT_LEFT) ; |
| 449 | CASE_NAME (SF_CHANNEL_MAP_TOP_FRONT_RIGHT) ; |
| 450 | CASE_NAME (SF_CHANNEL_MAP_TOP_FRONT_CENTER) ; |
| 451 | CASE_NAME (SF_CHANNEL_MAP_TOP_REAR_LEFT) ; |
| 452 | CASE_NAME (SF_CHANNEL_MAP_TOP_REAR_RIGHT) ; |
| 453 | CASE_NAME (SF_CHANNEL_MAP_TOP_REAR_CENTER) ; |
| 454 | CASE_NAME (SF_CHANNEL_MAP_MAX) ; |
| 455 | default : name = "default" ; |
| 456 | break ; |
| 457 | } ; |
| 458 | |
| 459 | printf (" %3d %s\n", k, name) ; |
| 460 | } ; |
| 461 | |
| 462 | putchar ('\n') ; |
| 463 | free (channel_map) ; |
| 464 | |
| 465 | return 0 ; |
| 466 | } /* chanmap_dump */ |
| 467 | |
| 468 | static void |
| 469 | total_dump (void) |
| 470 | { printf ("========================================\n") ; |
| 471 | printf ("Total Duration : %s\n", format_duration_str (total_seconds)) ; |
| 472 | } /* total_dump */ |