/* Copyright (C) 2002 Jean-Marc Valin File: quant_lsp.c LSP vector quantization Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: - Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. - Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. - Neither the name of the Xiph.org Foundation nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifdef HAVE_CONFIG_H #include "config-speex.h" #endif #include "quant_lsp.h" #include "os_support.h" #include #ifndef M_PI #define M_PI 3.14159265358979323846 #endif #include "arch.h" #ifdef BFIN_ASM #include "quant_lsp_bfin.h" #endif #ifdef FIXED_POINT #define LSP_LINEAR(i) (SHL16(i+1,11)) #define LSP_LINEAR_HIGH(i) (ADD16(MULT16_16_16(i,2560),6144)) #define LSP_DIV_256(x) (SHL16((spx_word16_t)x, 5)) #define LSP_DIV_512(x) (SHL16((spx_word16_t)x, 4)) #define LSP_DIV_1024(x) (SHL16((spx_word16_t)x, 3)) #define LSP_PI 25736 #else #define LSP_LINEAR(i) (.25*(i)+.25) #define LSP_LINEAR_HIGH(i) (.3125*(i)+.75) #define LSP_SCALE 256. #define LSP_DIV_256(x) (0.0039062*(x)) #define LSP_DIV_512(x) (0.0019531*(x)) #define LSP_DIV_1024(x) (0.00097656*(x)) #define LSP_PI M_PI #endif #ifndef SPEEX_DISABLE_ENCODER static void compute_quant_weights(spx_lsp_t *qlsp, spx_word16_t *quant_weight, int order) { int i; spx_word16_t tmp1, tmp2; for (i=0;i tmp2 ? tmp1 : tmp2; }*/ for (i=0;i216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 
/***************************************************************************
 *             __________               __   ___.
 *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
 *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
 *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
 *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
 *                     \/            \/     \/    \/            \/
 * $Id$
 *
 * Copyright (C) 2007 Jens Arnold
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
 * KIND, either express or implied.
 *
 ****************************************************************************/

#include "plugin.h"
#include "lib/helper.h"



#define TESTBASEDIR "/__TEST__"
#define TEST_FILE   TESTBASEDIR "/test_disk.tmp"
#define FRND_SEED   0x78C3     /* arbirary */

#if (CONFIG_STORAGE & STORAGE_MMC)
#define TEST_SIZE (20*1024*1024)
#else
#define TEST_SIZE (300*1024*1024)
#endif
#define TEST_TIME 10 /* in seconds */

static unsigned char* audiobuf;
static size_t audiobuflen;

static unsigned short frnd_buffer;
static int line = 0;
static int max_line = 0;
static int log_fd;
static char logfilename[MAX_PATH];
static const char testbasedir[] = TESTBASEDIR;

static void mem_fill_frnd(unsigned char *addr, int len)
{
    unsigned char *end = addr + len;
    unsigned random = frnd_buffer;

    while (addr < end)
    {
        random = 75 * random + 74;
        *addr++ = random >> 8;
    }
    frnd_buffer = random;
}

static bool mem_cmp_frnd(unsigned char *addr, int len)
{
    unsigned char *end = addr + len;
    unsigned random = frnd_buffer;

    while (addr < end)
    {
        random = 75 * random + 74;
        if (*addr++ != ((random >> 8) & 0xff))
            return false;
    }
    frnd_buffer = random;
    return true;
}

static bool log_init(void)
{
    int h;

    rb->lcd_getstringsize("A", NULL, &h);
    max_line = LCD_HEIGHT / h;
    line = 0;
    rb->lcd_clear_display();
    rb->lcd_update();
    
    rb->create_numbered_filename(logfilename, "/", "test_disk_log_", ".txt",
                                 2 IF_CNFN_NUM_(, NULL));
    log_fd = rb->open(logfilename, O_RDWR|O_CREAT|O_TRUNC, 0666);
    return log_fd >= 0;
}

static void log_text(char *text, bool advance)
{
    rb->lcd_puts(0, line, text);
    rb->lcd_update();
    if (advance)
    {
        if (++line >= max_line)
            line = 0;
        rb->fdprintf(log_fd, "%s\n", text);
    }
}

static void log_close(void)
{
    rb->close(log_fd);
}

static bool test_fs(void)
{
    unsigned char text_buf[32];
    int total, current, align;
    int fd, ret;

    log_init();
    log_text("test_disk WRITE&VERIFY", true);
#if (CONFIG_PLATFORM & PLATFORM_NATIVE)
    rb->snprintf(text_buf, sizeof(text_buf), "CPU clock: %ld Hz",
                 *rb->cpu_frequency);
    log_text(text_buf, true);
#endif
    log_text("----------------------", true);
    rb->snprintf(text_buf, sizeof text_buf, "Data size: %dKB", (TEST_SIZE>>10));
    log_text(text_buf, true);

    fd = rb->creat(TEST_FILE, 0666);
    if (fd < 0)
    {
        rb->splashf(HZ, "creat() failed: %d", fd);
        goto error;
    }

    frnd_buffer = FRND_SEED;
    total = TEST_SIZE;
    while (total > 0)
    {
        align = rb->rand() & 0xf;
        current = rb->rand() % (audiobuflen - align);
        current = MIN(current, total);
        rb->snprintf(text_buf, sizeof text_buf, "Wrt %dKB, %dKB left",
                     current >> 10, total >> 10);
        log_text(text_buf, false);

        mem_fill_frnd(audiobuf + align, current);
        ret = rb->write(fd, audiobuf + align, current);
        if (current != ret)
        {
            rb->splashf(0, "write() failed: %d/%d", ret, current);
            rb->close(fd);
            goto error;
        }
        total -= current;
    }
    rb->close(fd);

    fd = rb->open(TEST_FILE, O_RDONLY);
    if (fd < 0)
    {
        rb->splashf(0, "open() failed: %d", ret);
        goto error;
    }

    frnd_buffer = FRND_SEED;
    total = TEST_SIZE;
    while (total > 0)
    {
        align = rb->rand() & 0xf;
        current = rb->rand() % (audiobuflen - align);
        current = MIN(current, total);
        rb->snprintf(text_buf, sizeof text_buf, "Cmp %dKB, %dKB left",
                     current >> 10, total >> 10);
        log_text(text_buf, false);

        ret = rb->read(fd, audiobuf + align, current);
        if (current != ret)
        {
            rb->splashf(0, "read() failed: %d/%d", ret, current);
            rb->close(fd);
            goto error;
        }
        if (!mem_cmp_frnd(audiobuf + align, current))
        {
            log_text(text_buf, true);
            log_text("Compare error.", true);
            rb->close(fd);
            goto error;
        }
        total -= current;
    }
    rb->close(fd);
    log_text(text_buf, true);
    log_text("Test passed.", true);

error:
    log_close();
    rb->remove(TEST_FILE);
    rb->button_clear_queue();
    rb->button_get(true);

    return false;
}