viddec3test.c

   1 /*
   2  * Copyright (C) 2012 Texas Instruments
   3  * Author: Rob Clark <rob.clark@linaro.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 as published by
   7  * the Free Software Foundation.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
  12  * more details.
  13  *
  14  * You should have received a copy of the GNU General Public License along with
  15  * this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 #include <sys/types.h>
  18 #include <sys/stat.h>
  19 #include <fcntl.h>
  20 #include <libdce.h>
  21 #include <xf86drm.h>
  22 #include <omap_drm.h>
  23 #include <omap_drmif.h>
  24 #include <signal.h>
  25 #include <unistd.h>
  26
  27 #include <pthread.h>
  28
  29 #include "util.h"
  30 #include "demux.h"
  31
  32 /* Padding for width as per Codec Requirement (for h264) */
  33 #define PADX  32
  34 /* Padding for height as per Codec requirement (for h264)*/
  35 #define PADY  24
  36 /* omap drm device handle */
  37 struct omap_device *dev = NULL;
  38
  39 struct decoder {
  40         struct display *disp;
  41         struct demux *demux;
  42         struct buffer *framebuf;
  43         Engine_Handle engine;
  44         VIDDEC3_Handle codec;
  45         VIDDEC3_Params *params;
  46         VIDDEC3_DynamicParams *dynParams;
  47         VIDDEC3_Status *status;
  48         XDM2_BufDesc *inBufs;
  49         XDM2_BufDesc *outBufs;
  50         VIDDEC3_InArgs *inArgs;
  51         VIDDEC3_OutArgs *outArgs;
  52         char *input;
  53         struct omap_bo *input_bo;
  54         int input_sz, uv_offset;
  55         int padded_width;
  56         int padded_height;
  57         int num_outBuf;
  58         size_t *outBuf_fd;
  59         suseconds_t tdisp;
  60         int id;
  61 };
  62
  63
  64 struct decoder *decoders[8] = {};
  65 int ndecoders = 0;
  66
  67 /* When true, do not actually call VIDDEC3_process. For benchmarking. */
  68 static int no_process = 0;
  69 static int inloop = 0;
  70
  71 /* When true, loop at end of playback. */
  72 static int loop = 0;
  73
  74 static void
  75 usage(char *name)
  76 {
  77         MSG("Usage: %s [OPTIONS] INFILE", name);
  78         MSG("Test of viddec3 decoder.");
  79         MSG("");
  80         MSG("viddec3test options:");
  81         MSG("\t-h, --help: Print this help and exit.");
  82         MSG("\t--loop\tRestart playback at end of stream.");
  83         MSG("\t--inloop\tRestart playback at end of stream along with decoder reinitialization.");
  84         MSG("\t--no-process\tDo not actually call VIDDEC3_process method. For benchmarking.");
  85         MSG("");
  86         disp_usage();
  87 }
  88
  89 static void
  90 decoder_close(struct decoder *decoder)
  91 {
  92         if(!decoder) return;
  93         /* free output buffers allocated by display */
  94         if(inloop < 2 && decoder->disp) disp_free_buffers(decoder->disp,decoder->num_outBuf);
  95
  96         if (decoder->status)         dce_free(decoder->status);
  97         if (decoder->params)         dce_free(decoder->params);
  98         if (decoder->dynParams)      dce_free(decoder->dynParams);
  99         if (decoder->inBufs) {
 100                 dce_buf_unlock(1, &(decoder->inBufs->descs[0].buf));
 101                 close(decoder->inBufs->descs[0].buf);
 102                 dce_free(decoder->inBufs);
 103         }
 104         if (decoder->outBufs)        dce_free(decoder->outBufs);
 105         if (decoder->inArgs)         dce_free(decoder->inArgs);
 106         if (decoder->outArgs)        dce_free(decoder->outArgs);
 107         if (decoder->codec)          VIDDEC3_delete(decoder->codec);
 108         if (decoder->engine)         Engine_close(decoder->engine);
 109     if (decoder->input_bo)       omap_bo_del(decoder->input_bo);
 110         if (decoder->outBuf_fd)      free(decoder->outBuf_fd);
 111         if(inloop < 2) {
 112                 if (dev)                             dce_deinit(dev);
 113                 if (decoder->demux)          demux_deinit(decoder->demux);
 114                 if (decoder->disp)           disp_close(decoder->disp);
 115                 if(decoder) {
 116                   free(decoder);
 117                  }
 118         }
 119 }
 120
 121 static struct decoder *
 122 decoder_open(int argc, char **argv)
 123 {
 124         struct decoder *decoder = NULL;
 125         char *infile = NULL;
 126         int i;
 127         int width, height, padded_width, padded_height;
 128         Engine_Error ec;
 129         XDAS_Int32 err;
 130
 131     if(inloop < 2) {
 132                 decoder = calloc(1, sizeof(*decoder));
 133                 if (!decoder)
 134                         return NULL;
 135
 136                 MSG("%p: Opening Display..", decoder);
 137                 decoder->disp = disp_open(argc, argv);
 138                 if (!decoder->disp)
 139                         goto usage;
 140
 141             /* loop thru args, find input file.. */
 142                 for (i = 1; i < argc; i++) {
 143                         int fd;
 144                             if (!argv[i]) {
 145                                     continue;
 146                         }
 147                         fd = open(argv[i], 0);
 148                         if (fd > 0) {
 149                                 infile = argv[i];
 150                                 argv[i] = NULL;
 151                                 close(fd);
 152                                 break;
 153                         }
 154                         break;
 155                 }
 156                 if (check_args(argc, argv) || !infile)
 157                         goto usage;
 158                 MSG("%p: Opening Demuxer..", decoder);
 159                 decoder->demux = demux_init(infile, &width, &height);
 160                 if (!decoder->demux) {
 161                         ERROR("%p: could not open demuxer", decoder);
 162                         goto fail;
 163                 }
 164                 MSG("%p: infile=%s, width=%d, height=%d", decoder, infile, width, height);
 165
 166                 /* calculate output buffer parameters: */
 167                 width  = ALIGN2 (width, 4);        /* round up to macroblocks */
 168                 height = ALIGN2 (height, 4);       /* round up to macroblocks */
 169                 if (decoder->demux->cc->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
 170                         padded_width = width;
 171                         padded_height= height;
 172                 }
 173                 else {
 174                         padded_width  = ALIGN2 (width + (2*PADX), 7);
 175                         padded_height = height + 4*PADY;
 176                 }
 177                 decoder->num_outBuf   = MIN(16, 32768 / ((width/16) * (height/16))) + 3;
 178                 decoder->padded_width = padded_width;
 179                 decoder->padded_height = padded_height;
 180                 MSG("%p: padded_width=%d, padded_height=%d, num_buffers=%d",
 181                         decoder, padded_width, padded_height, decoder->num_outBuf);
 182                 dce_set_fd(decoder->disp->fd);
 183                 dev = dce_init();
 184                 if(dev == NULL) {
 185                         ERROR("%p: dce init failed", dev);
 186                         goto fail;
 187                 }
 188                 decoder->framebuf = disp_get_fb(decoder->disp);
 189                 if (! disp_get_vid_buffers(decoder->disp, decoder->num_outBuf,
 190                                 FOURCC_STR("NV12"), decoder->padded_width, decoder->padded_height)) {
 191                         ERROR("%p: could not allocate buffers", decoder);
 192                         goto fail;
 193                 }
 194                 if(inloop) inloop = 2; /*Don't bother about looping if not asked to*/
 195     }
 196
 197         if (!decoder->disp->multiplanar) {
 198                 decoder->uv_offset = padded_width * padded_height;
 199                 decoder->outBuf_fd = malloc(sizeof(int)*decoder->num_outBuf);
 200                 MSG("%p: uv_offset=%d", decoder, decoder->uv_offset);
 201         }
 202         else{
 203                 decoder->outBuf_fd = malloc(sizeof(int)*(decoder->num_outBuf*2));
 204         }
 205
 206         decoder->input_sz = width * height;
 207         decoder->input_bo = omap_bo_new(decoder->disp->dev,
 208                         decoder->input_sz, OMAP_BO_WC);
 209         decoder->input = omap_bo_map(decoder->input_bo);
 210
 211
 212
 213         MSG("%p: Opening Engine..", decoder);
 214         decoder->engine = Engine_open("ivahd_vidsvr", NULL, &ec);
 215         if (!decoder->engine) {
 216                 ERROR("%p: could not open engine", decoder);
 217                 goto fail;
 218         }
 219
 220         decoder->params = dce_alloc(sizeof(IVIDDEC3_Params));
 221         decoder->params->size = sizeof(IVIDDEC3_Params);
 222
 223         decoder->params->maxWidth         = width;
 224         decoder->params->maxHeight        = height;
 225         decoder->params->maxFrameRate     = 30000;
 226         decoder->params->maxBitRate       = 10000000;
 227         decoder->params->dataEndianness   = XDM_BYTE;
 228         decoder->params->forceChromaFormat= XDM_YUV_420SP;
 229         decoder->params->operatingMode    = IVIDEO_DECODE_ONLY;
 230         decoder->params->displayDelay     = IVIDDEC3_DISPLAY_DELAY_AUTO;
 231         decoder->params->displayBufsMode  = IVIDDEC3_DISPLAYBUFS_EMBEDDED;
 232         MSG("displayBufsMode: %d", decoder->params->displayBufsMode);
 233         decoder->params->inputDataMode    = IVIDEO_ENTIREFRAME;
 234         decoder->params->metadataType[0]  = IVIDEO_METADATAPLANE_NONE;
 235         decoder->params->metadataType[1]  = IVIDEO_METADATAPLANE_NONE;
 236         decoder->params->metadataType[2]  = IVIDEO_METADATAPLANE_NONE;
 237         decoder->params->numInputDataUnits= 0;
 238         decoder->params->outputDataMode   = IVIDEO_ENTIREFRAME;
 239         decoder->params->numOutputDataUnits = 0;
 240         decoder->params->errorInfoMode    = IVIDEO_ERRORINFO_OFF;
 241
 242         if (decoder->demux->cc->codec_id == AV_CODEC_ID_MPEG2VIDEO) {
 243             decoder->codec = VIDDEC3_create(decoder->engine,
 244                                         "ivahd_mpeg2vdec", decoder->params);
 245         }
 246         else if (decoder->demux->cc->codec_id == AV_CODEC_ID_H264) {
 247             decoder->codec = VIDDEC3_create(decoder->engine,
 248                                         "ivahd_h264dec", decoder->params);
 249         }
 250         else if (decoder->demux->cc->codec_id == AV_CODEC_ID_MPEG4) {
 251                 decoder->demux->first_in_buff = 1;
 252                 decoder->codec = VIDDEC3_create(decoder->engine,
 253                                         "ivahd_mpeg4dec", decoder->params);
 254         }
 255
 256         if (!decoder->codec) {
 257                 ERROR("%p: could not create codec", decoder);
 258                 goto fail;
 259         }
 260
 261         decoder->dynParams = dce_alloc(sizeof(IVIDDEC3_DynamicParams));
 262         decoder->dynParams->size = sizeof(IVIDDEC3_DynamicParams);
 263
 264         decoder->dynParams->decodeHeader  = XDM_DECODE_AU;
 265
 266         /*Not Supported: Set default*/
 267         decoder->dynParams->displayWidth  = 0;
 268         decoder->dynParams->frameSkipMode = IVIDEO_NO_SKIP;
 269         decoder->dynParams->newFrameFlag  = XDAS_TRUE;
 270
 271         decoder->status = dce_alloc(sizeof(IVIDDEC3_Status));
 272         decoder->status->size = sizeof(IVIDDEC3_Status);
 273
 274         err = VIDDEC3_control(decoder->codec, XDM_SETPARAMS,
 275                         decoder->dynParams, decoder->status);
 276         if (err) {
 277                 ERROR("%p: fail: %d", decoder, err);
 278                 goto fail;
 279         }
 280
 281         /* not entirely sure why we need to call this here.. just copying omx.. */
 282         err = VIDDEC3_control(decoder->codec, XDM_GETBUFINFO,
 283                         decoder->dynParams, decoder->status);
 284         if (err) {
 285                 ERROR("%p: fail: %d", decoder, err);
 286                 goto fail;
 287         }
 288
 289         decoder->inBufs = dce_alloc(sizeof(XDM2_BufDesc));
 290         decoder->inBufs->numBufs = 1;
 291         decoder->inBufs->descs[0].buf = (XDAS_Int8 *)omap_bo_dmabuf(decoder->input_bo);
 292         dce_buf_lock(1, &(decoder->inBufs->descs[0].buf));
 293         decoder->inBufs->descs[0].bufSize.bytes = omap_bo_size(decoder->input_bo);
 294         decoder->inBufs->descs[0].memType = XDM_MEMTYPE_RAW;
 295
 296
 297         decoder->outBufs = dce_alloc(sizeof(XDM2_BufDesc));
 298         decoder->outBufs->numBufs = 2;
 299         decoder->outBufs->descs[0].memType = XDM_MEMTYPE_RAW;
 300         decoder->outBufs->descs[1].memType = XDM_MEMTYPE_RAW;
 301
 302         decoder->inArgs = dce_alloc(sizeof(IVIDDEC3_InArgs));
 303         decoder->inArgs->size = sizeof(IVIDDEC3_InArgs);
 304
 305         decoder->outArgs = dce_alloc(sizeof(IVIDDEC3_OutArgs));
 306         decoder->outArgs->size = sizeof(IVIDDEC3_OutArgs);
 307
 308         decoder->tdisp = mark(NULL);
 309
 310         return decoder;
 311
 312 usage:
 313         usage(argv[0]);
 314 fail:
 315         if(inloop) inloop = 1; /*Error case: delete everything*/
 316         if (decoder)
 317                 decoder_close(decoder);
 318         return NULL;
 319 }
 320
 321 static int
 322 decoder_process(struct decoder *decoder)
 323 {
 324         XDM2_BufDesc *inBufs = decoder->inBufs;
 325         XDM2_BufDesc *outBufs = decoder->outBufs;
 326         VIDDEC3_InArgs *inArgs = decoder->inArgs;
 327         VIDDEC3_OutArgs *outArgs = decoder->outArgs;
 328         struct buffer *buf;
 329         int freeBufCount =0;
 330         int i, n;
 331         XDAS_Int32 err;
 332         int eof = 0; /* end of file flag */
 333
 334         /* demux; in loop mode, we can do two tries at the end of the stream. */
 335         for (i = 0; i < 2; i++) {
 336                 n = demux_read(decoder->demux, decoder->input, decoder->input_sz);
 337                 if (n) {
 338                         buf = disp_get_vid_buffer(decoder->disp);
 339                         if (!buf) {
 340                                 ERROR("%p: fail: out of buffers", decoder);
 341                                 return -1;
 342                         }
 343                         inBufs->descs[0].bufSize.bytes = n;
 344                         inArgs->numBytes = n;
 345                         DBG("%p: push: %d bytes (%p)", decoder, n, buf);
 346                 } else {
 347                         /* end of input.. do we need to flush? */
 348                         MSG("%p: end of input", decoder);
 349
 350                         /* In loop mode: rewind and retry once. */
 351                         if (loop && i == 0) {
 352                                 int err = demux_rewind(decoder->demux);
 353                                 if (err < 0) {
 354                                         ERROR("%p: demux_rewind returned error: %d", decoder, err);
 355                                         return -1;
 356                                 }
 357                                 MSG("%p: rewound.", decoder);
 358                                 if(!inloop) continue;
 359                         }
 360                         eof = 1; /* set the flag for end of file to 1 */
 361                         /* Control call call with XDM_FLUSH command */
 362                         err = VIDDEC3_control(decoder->codec, XDM_FLUSH,
 363                                         decoder->dynParams, decoder->status);
 364                         inBufs->numBufs = 0;
 365                         outBufs->numBufs = 0;
 366                         inArgs->inputID = 0;
 367                 }
 368                 break;
 369         }
 370
 371         /*set the parameters if it is not the end of file */
 372         if (!eof) {
 373                 inArgs->inputID = (XDAS_Int32)buf;
 374                 outBufs->descs[0].buf = buf->fd[0];
 375                 outBufs->descs[1].buf = (buf->multiplanar) ?buf->fd[1]:(XDAS_Int8 *)((outBufs->descs[0].buf));
 376
 377
 378                 if(buf->multiplanar){
 379                         decoder->outBuf_fd[0] = buf->fd[0];
 380                         decoder->outBuf_fd[1] = buf->fd[1];
 381             dce_buf_lock(2,decoder->outBuf_fd);
 382                 }
 383                 else{
 384                         decoder->outBuf_fd[0] = buf->fd[0];
 385                         dce_buf_lock(1,decoder->outBuf_fd);
 386                 }
 387                 decoder->outBufs->descs[0].bufSize.bytes =decoder->padded_width*decoder->padded_height;
 388                 decoder->outBufs->descs[1].bufSize.bytes = decoder->padded_width* (decoder->padded_height/2);
 389         }
 390
 391         do {
 392                 if (no_process) {
 393                         /* Do not process. This is for benchmarking. We need to "fake"
 394                          * the outArgs. */
 395                         outArgs->outputID[0] = 0;
 396                         outArgs->freeBufID[0] = 0;
 397                         if(!eof) {
 398                                 outArgs->outputID[0] = buf;
 399                                 outArgs->freeBufID[0] = buf;
 400                         }
 401                         outArgs->outputID[1] = NULL;
 402                         outArgs->freeBufID[1] = NULL;
 403                         outArgs->outBufsInUseFlag = 0;
 404
 405                 } else {
 406                         suseconds_t tproc;
 407                         tproc = mark(NULL);
 408                         err = VIDDEC3_process(decoder->codec, inBufs, outBufs, inArgs, outArgs);
 409                         DBG("%p: processed returned in: %ldus", decoder, (long int)mark(&tproc));
 410                         if (err) {
 411                                 ERROR("%p: process returned error: %d", decoder, err);
 412                                 ERROR("%p: extendedError: %08x", decoder, outArgs->extendedError);
 413                                 if (XDM_ISFATALERROR(outArgs->extendedError) || ( err == DCE_EXDM_UNSUPPORTED ) || ( err == DCE_EIPC_CALL_FAIL ) || ( err == DCE_EINVALID_INPUT ))
 414                                         return -1;
 415                         }
 416                 }
 417
 418                 for (i = 0; outArgs->outputID[i]; i++) {
 419                         /* calculate offset to region of interest */
 420                         XDM_Rect *r = &(outArgs->displayBufs.bufDesc[0].activeFrameRegion);
 421
 422                         /* get the output buffer and write it to file */
 423                         buf = (struct buffer *)outArgs->outputID[i];
 424                         if(!no_process)
 425                                disp_post_vid_buffer(decoder->disp, buf,
 426                                         r->topLeft.x, r->topLeft.y,
 427                                         r->bottomRight.x - r->topLeft.x,
 428                                         r->bottomRight.y - r->topLeft.y);
 429                 }
 430
 431                 for (i = 0; outArgs->freeBufID[i]; i++) {
 432                         buf = (struct buffer *)outArgs->freeBufID[i];
 433                         disp_put_vid_buffer(decoder->disp, buf);
 434
 435                         if(buf->multiplanar){
 436                                 decoder->outBuf_fd[freeBufCount++] = buf->fd[0];
 437                                 decoder->outBuf_fd[freeBufCount++] = buf->fd[1];
 438                         }
 439                         else{
 440                                 decoder->outBuf_fd[freeBufCount++] = buf->fd[0];
 441                                 DBG("FreeBufID: %p fd:%d\n", outArgs->freeBufID[i], buf->fd[0]);
 442                         }
 443                 }
 444
 445                 if(freeBufCount){
 446             if(!eof)dce_buf_unlock(freeBufCount,decoder->outBuf_fd);
 447                         freeBufCount =0;
 448                 }
 449                 if (outArgs->outBufsInUseFlag) {
 450                         MSG("%p: TODO... outBufsInUseFlag", decoder); // XXX
 451                 }
 452         } while ((err == 0) && eof && !no_process);
 453
 454         return (inBufs->numBufs > 0) ? 0 : -1;
 455 }
 456
 457 /* Returns 1 (true) if the mutex is unlocked, which is the
 458  * thread's signal to terminate.
 459   */
 460
 461 pthread_mutex_t mtx;
 462
 463 int needQuit()
 464  {
 465    switch(pthread_mutex_trylock(&mtx)) {
 466     case 0: /* if we got the lock, unlock and return 1 (true) */
 467               pthread_mutex_unlock(&mtx);
 468           return 1;
 469     case EBUSY: /* return 0 (false) if the mutex was locked */
 470               return 0;
 471    }
 472   return 1;
 473   }
 474
 475 void *decode_stream(void *decoderHandle)
 476 {
 477         int ret = 0;
 478         struct decoder *decoder = (struct decoder*)decoderHandle;
 479     int n = 0;
 480     if(!decoder) goto exit;
 481
 482     while((ret = decoder_process(decoder)) == 0) {
 483            if(needQuit()){
 484               inloop = 1;
 485               break;
 486             }
 487          }
 488     if((ret != -1 && ret != 0) && inloop) inloop = 1; /*Assuming Good case. Otherwise logic gets messy*/
 489     int i = decoder->id;
 490         decoder_close(decoder);
 491         decoders[i]=NULL;
 492 exit:
 493         return NULL;
 494 }
 495
 496
 497 static void sig_handler(int signo)
 498 {
 499   if (signo == SIGINT) {
 500           int i=0;
 501           pthread_mutex_unlock(&mtx);
 502           sleep(1);
 503           exit(0);
 504   }
 505 }
 506
 507
 508 int
 509 main(int argc, char **argv)
 510 {
 511
 512    int i, first = 0;
 513
 514    struct sigaction sa;
 515
 516    sa.sa_handler = sig_handler;
 517    sigemptyset(&sa.sa_mask);
 518    sa.sa_flags = 0;
 519
 520    if (sigaction(SIGINT, &sa, NULL) == -1) {
 521      ERROR ("\nDid not catch  SIGINT\n");
 522    }
 523    signal(SIGINT,sig_handler);
 524
 525    pthread_mutex_init(&mtx,NULL);
 526    pthread_mutex_lock(&mtx);
 527
 528     for (i = 1; i < argc; i++) {
 529                 if (!strcmp(argv[i], "-h") || !strcmp(argv[i], "--help")) {
 530                         usage(argv[0]);
 531                         exit(0);
 532
 533                 } else if (!strcmp(argv[i], "--loop")) {
 534                         loop = 1;
 535                         argv[i] = NULL;
 536
 537                 } else if (!strcmp(argv[i], "--no-process")) {
 538                         no_process = 1;
 539                         argv[i] = NULL;
 540
 541                 } else if (!strcmp(argv[i], "--inloop")) {
 542                         inloop = 1; // this means inloop is detected
 543                         DBG("detected inloop = %d\n", inloop);
 544                         loop = 1; //we want rewind as well
 545                         argv[i] = NULL;
 546                 } else if (!strcmp(argv[i], "--")) {
 547                         argv[first] = argv[0];
 548                         decoders[ndecoders] = decoder_open(i - first, &argv[first]);
 549                         decoders[ndecoders]->id = ndecoders;
 550                         ndecoders++;
 551                         first = i;
 552                 }
 553         }
 554
 555         argv[first] = argv[0];
 556         argc = i - first;
 557
 558         if(ndecoders) {
 559             decoders[ndecoders] = decoder_open(argc ,&argv[first]);
 560                 decoders[ndecoders]->id = ndecoders;
 561                 ndecoders++;
 562         }
 563
 564         if (ndecoders > 1) {
 565                 pthread_t threadIds[8];
 566
 567                 for (i = 0; i < ndecoders; i++) {
 568                         if (decoders[i]) {
 569                                 int ret = pthread_create(&threadIds[i], NULL,
 570                                                 &decode_stream, decoders[i]);
 571                                 if (ret != 0)
 572                                         ERROR("%p: creation of pthread, error: %d",
 573                                                         decoders[i], ret);
 574                         }
 575                 }
 576
 577                 for (i = 0; i < ndecoders; i++) {
 578                         pthread_join(threadIds[i], NULL);
 579                 }
 580         }
 581         else {
 582                 int itr = 0;
 583                 do {
 584                         decoders[0] = decoder_open(argc, &argv[first]);
 585                         decoders[0]->id = 0;
 586                         ndecoders++;
 587                         decode_stream(decoders[0]);
 588                         if (inloop) {
 589                                 MSG("=================Iteration %d complete =============== %d\n", ++itr);
 590                         }
 591                 }while(inloop);
 592         }
 593
 594         return 0;
 595 }