player.c

本程序为ST公司开发的源代码

/**************************************************
 *
 * player.c
 *
 * CVS ID:   $Id: player.c,v 1.167 2007/11/14 17:24:27 trubac Exp $
 * Author:   Fabio Dell'orto  [FD] - STM
 * Date:     $Date: 2007/11/14 17:24:27 $
 * Revision: $Revision: 1.167 $
 * 
 * Description:
 * 
 *   Main entry point for the player task.
 *
 ***************************************************
 * 
 * COPYRIGHT (C) ST Microelectronics  2005
 *            All Rights Reserved
 *
 ***************************************************
 *
 * STM CVS Log:
 *
 * $Log: player.c,v $
 * Revision 1.167  2007/11/14 17:24:27  trubac
 * handling of array limit during adding files to playlist
 *
 * Revision 1.166  2007/11/13 15:40:15  marcucci
 * Fix for Absolute/Relative Track # (see FHA tag)
 *
 * Revision 1.165  2007/11/09 13:21:12  sedmik
 * fix for shuffle on playlist (safe solution)
 *
 * Revision 1.164  2007/11/09 12:55:08  trubac
 * Fixed shuffle from playlist (issue#16)
 * Fixed compilation problem for IPOD_AP = 0
 *
 * Revision 1.163  2007/11/09 11:20:02  longauer
 * variables/functions movement from iAP.*
 *
 * Revision 1.162  2007/11/09 08:49:43  marcucci
 * Fix to avoid different Relative & absolute Track for CD Audio (issue#2 & issue#12)
 * of Visteon Issue List
 *
 * Revision 1.161  2007/11/08 17:30:00  sedmik
 * fix for SDC/USB unplug during aceeesing 2 play (no stop cmd sent to ctrl, ctrl proceeds with internal stop)
 * new funcs for cmds/statuses channels on IPOD_AP
 *
 * Revision 1.160  2007/11/07 11:56:32  trubac
 * added ipod fsm calling to task loop
 *
 * Revision 1.159  2007/11/06 15:23:11  trubac
 * added ipod message handling for virtual navigation
 *
 * Revision 1.158  2007/10/22 08:31:40  marcucci
 * Removed Sending the PAUSE command to Capture at the end of CD.
 * It is managed by Servo
 *
 * Revision 1.157  2007/10/18 10:47:42  longauer
 * handle authentication and automatically switches to the extended mode
 *
 * Revision 1.156  2007/10/11 09:39:59  sedmik
 * fix for random (increase probablity of last number choosing)
 *
 * Revision 1.155  2007/10/02 14:22:51  dellorto
 * fixed couting of loader retries in case of reverse direction not allowed
 *
 * Revision 1.154  2007/10/02 09:05:34  belardi
 * Commented out unused function
 *
 * Revision 1.153  2007/09/27 12:27:02  belardi
 * Configure GestGuess from configuration option
 *
 * Revision 1.152  2007/09/21 11:34:46  belardi
 * Fix compilation problem whenb IPOD_IAP=0
 *
 * Revision 1.151  2007/09/21 05:36:15  hara
 * Initial implementation for WMDRM feature into A+.
 *
 * Revision 1.150  2007/09/20 21:35:52  longauer
 * virtual iPod authentication is working
 *
 * Revision 1.149  2007/09/19 07:36:42  belardi
 * Bug fix for scratch disc: if corrupted file is detected, it's necessary to copy next->current song info
 *
 * Revision 1.148  2007/09/14 13:05:53  belardi
 * Removed the 'dirty fix' for spurious time message until customer approval
 *
 * Revision 1.147  2007/09/13 12:23:42  sedmik
 * msgtimeinfo enable sending time info on player_mode only during playback (play, seek, pause)
 *
 * Revision 1.146  2007/09/12 09:07:22  sedmik
 * fix for last in.. reporting - configuration check added
 *
 * Revision 1.145  2007/09/07 07:09:17  dellorto
 * Fixed bug related to the handling of Tanashin loader retries
 *
 * Revision 1.144  2007/09/03 13:25:19  longauer
 * Ipod Rx Archive; files affected: ACP.h,  iAP.*, player.c, gendef.h
 *
 * Revision 1.143  2007/08/24 12:40:24  sedmik
 * fix for playlist enabling during playback
 *
 * Revision 1.142  2007/08/23 10:05:34  sedmik
 * fix for shuffle range recalculation
 *
 * Revision 1.141  2007/08/21 09:36:00  belardi
 * Automatic MsgTextInfo uses the length configured through TextInfoSetting
 *
 * Revision 1.140  2007/08/20 10:05:10  sedmik
 * fix for playlist=on - added check for player_requested_song, otherwise playback command (at curr. pos) sets to 1st in playlist file by default
 *
 * Revision 1.139  2007/08/16 11:30:40  sedmik
 * fix for CmdPlayCurrent(dir) - if 1st file is unplayable, seek to playable one
 *
 * Revision 1.138  2007/08/15 13:11:50  trubac
 * fixing CD mounting killed by unplugging other device
 *
 * Revision 1.137  2007/08/14 15:29:35  dellorto
 * multiple mechanisms
 *
 * Revision 1.136  2007/08/10 12:33:29  longauer
 * IPOD_AP compilation switch enables future iAP
 *
 * Revision 1.135  2007/07/31 11:58:52  belardi
 * Removed compiler warning
 *
 * Revision 1.134  2007/07/16 12:40:34  trubac
 * Disabling USB device when closed due to Hi-Z command event
 *
 * Revision 1.133  2007/07/16 10:01:47  trubac
 * USB HIGH-Z control roughly tested
 *
 * Revision 1.132  2007/07/11 07:56:24  longauer
 * usb events renaming
 *
 * Revision 1.131  2007/07/09 16:39:51  sedmik
 * resume info via i2c fix (added CRC data into stream)
 *
 * Revision 1.130  2007/07/05 08:15:09  belardi
 * Removed compiler warning
 *
 * Revision 1.129  2007/07/03 13:51:39  belardi
 * Removed unused global 'dim_playlist' variable
 *
 * Revision 1.128  2007/07/02 11:24:53  marcucci
 * Modified initialization of Random seed te have better random generation
 *
 * Revision 1.127  2007/06/19 14:20:14  sedmik
 * reverted back configuration pathtable/parent-child (now following CIS 3.1.1)
 *
 * Revision 1.126  2007/06/04 16:58:46  longauer
 * USBtask rearrangement in order to support more logical units; new file usb_pri.h added with USBtask private declarations; USB compilation switches added; constants renaming;
 *
 * Revision 1.125  2007/06/01 13:53:29  sedmik
 * fixed issues - pause command at end of range to cap is provided, configuration pathtable/parent-child was used opposite way
 *
 * Revision 1.124  2007/04/25 08:38:18  sedmik
 * fixed 2 times reporting of read error
 *
 * Revision 1.123  2007/04/11 14:20:37  belardi
 * Integration of HAVE_CD_MECHA modification by [GP]
 *
 * Revision 1.122  2007/03/19 15:56:54  sedmik
 * fixed:
 * - unforced song playback, which result only EOP (unforced file with no playable part)
 * - FB on beginning of first song (wrap off), next FB on current pos. started playback from the end of same file
 *
 * Revision 1.121  2007/03/14 14:58:08  sedmik
 * Read Error during playback doesnt' select new song, app goes to stop
 *
 * Revision 1.120  2007/03/09 09:44:06  sedmik
 * fix for scan off (scan direction) issue #79
 *
 * Revision 1.119  2007/03/01 10:51:47  sedmik
 * fix for CDCA reporting
 *
 * Revision 1.118  2007/02/26 13:29:09  trubac
 * HAVE_SDC conditional compiling
 *
 * Revision 1.117  2007/02/23 11:40:38  sedmik
 * report_msg_insert_mode alignment, ipod status unplug reporting to hostif, shuffle navigation setting configurable
 *
 * Revision 1.116  2007/02/23 09:20:46  trubac
 * Playlist compares file names stored without extension
 *
 * Revision 1.115  2007/02/21 20:18:14  longauer
 * usb states and error reorganization;  usb state is propagated to player task = usb
 *  state messaging
 *
 * Revision 1.114  2007/02/15 16:09:37  sedmik
 * BinaryTransfer improved - new func for resume info upstream preparation, new param in command for binary transfer(resume info/flash update)
 *
 * Revision 1.113  2007/02/13 11:05:58  sedmik
 * - changes related to playlist shuffle
 * - player_mode_update redesigned
 * - scan fix
 * - time info fix
 *
 * Revision 1.112  2007/02/09 12:14:04  belardi
 * First integration of iPod pass-through
 * - change in include position
 *
 * Revision 1.111  2007/02/08 16:00:06  trubac
 * XAR_NextFile has one more parameter (Optimization of song indexing)
 *
 * Revision 1.110  2006/12/21 10:34:47  sedmik
 * shuffle can be cofigured for flat navigation/shuffle for all cmds
 *
 * Revision 1.109  2006/12/19 17:02:03  dellorto
 * improved loader recoveries
 *
 * Revision 1.108  2006/12/18 17:59:47  sedmik
 * flash update fix (after operation, app goes to power off, if flashed USB/SDC no eject of CD, if flashed CD no autoload after prw off)
 *
 * Revision 1.107  2006/12/18 12:26:52  sedmik
 * resume info changed,
 * CmdNext fix  (sent many times up to end of range),
 * pause off continued playback on invalid song, player update fix
 * power off fix
 *
 * Revision 1.106  2006/12/14 17:31:47  belardi
 * Changes in HAVE_HOST_UPDATE_NEW
 *
 * Revision 1.105  2006/12/14 13:40:45  marcucci
 * modification for HAVE_UPDATE in player_mout_transition()
 *
 * Revision 1.104  2006/12/14 11:27:10  belardi
 * Fix in loader by [FD]
 *
 * Revision 1.103  2006/12/14 09:58:32  sedmik
 * fixed rel track_nr init value for timeinfo
 *
 * Revision 1.102  2006/12/13 14:28:40  trubac
 * Fixed changing directories with respect of playable contents
 *
 * Revision 1.101  2006/12/13 14:04:17  sedmik
 * - fix for have update functionality,xid sychronisation (player - ctrl) on pause off, repeat 1 in scan mode
 *
 * Revision 1.100  2006/12/13 09:26:43  belardi
 * - fixed MsgTimeInfo (added DirNo, removed frame number, rearranged parameter order to comply with CIS 0.09)
 * - Optomech stability fix for SDC driver (P061212)
 *
 * Revision 1.99  2006/12/12 10:56:46  sedmik
 * - fix in error management of unplayable file
 * - power off alignemnt, call of reading resume info from NVRAM on startup
 * - fix in disabling playlist functionality
 * - defined new commands hostif to player - file update state machine used
 * - time info init value aligned with spec
 *
 * Revision 1.98  2006/12/07 15:13:33  trubac
 * fixed song selection when playlist turned on
 *
 * Revision 1.97  2006/12/07 13:07:09  trubac
 * relative indexing of playlist items, pls processing improved "..\"
 *
 * Revision 1.96  2006/12/04 15:11:35  sedmik
 * -fix in shuffle selection for CDDA, playlist mode - cmdnext/previous dir during mode stop keeps stop(playback doesn't start)
 *
 * Revision 1.95  2006/12/04 14:47:52  dellorto
 * added emergency eject command
 * improved loader transitions and processing of loader events
 *
 * Revision 1.94  2006/12/01 17:25:20  trubac
 * Improved parsing for various text encodings
 *
 * Revision 1.93  2006/12/01 15:41:50  sedmik
 * fixes in playlist navigation
 * fix for pause at eos
 * CmdSourceChange, USB/SDC unplug disables  playlist mode, scan, repeat 1, reports diabling
 *
 * Revision 1.92  2006/11/28 14:55:07  sedmik
 * added enabling/disabling extesions MP1,MP2, AAC - added extension "m4a"
 *
 * Revision 1.91  2006/11/24 15:38:55  sedmik
 * fix in CmdNext/Preevious DIR commands
 *
 * Revision 1.90  2006/11/22 15:57:22  sedmik
 * fix in for scan - when at the end/beginning of scan win paused, advanced settings are also taken in account on next action
 *
 * Revision 1.89  2006/11/21 15:37:51  sedmik
 * improved files navigation(rep1,Cmdcontinue set during playback),
 * seek command (at current position) is allowed when seek already in progress
 *
 * Revision 1.88  2006/11/21 13:58:57  dellorto
 * improved hostif reporting of servo parameters in case of restart
 *
 * Revision 1.87  2006/11/20 13:31:29  sedmik
 * improved navigation for playlists, minor fixes in normal navigation,
 * aligned disc type reporting with CIS0.09
 * random init val taken from timer
 *
 * Revision 1.86  2006/11/17 16:40:48  dellorto
 * added auto text messages
 *
 * Revision 1.85  2006/11/16 13:19:44  trubac
 * CountFilesForDevice changed parameter t_SearchMode
 *
 * Revision 1.84  2006/11/14 16:50:01  belardi
 * removed warnings previsouly not visible due to PLAYER_DEBUG being defined
 *
 * Revision 1.83  2006/11/14 16:32:00  belardi
 * commented out PLAYER_DEBUG
 *
 * Revision 1.82  2006/11/10 16:28:36  dellorto
 * added resetting of servo parameters for hostif
 *
 * Revision 1.81  2006/11/07 18:59:59  sedmik
 * changes related to playlist support (playback transition, commands checking),
 * relative files numbering fix
 *
 * Revision 1.80  2006/11/07 13:46:14  belardi
 * Removed unused variable to get rid of compiler warning
 *
 * Revision 1.79  2006/11/01 15:44:07  trubac
 * CountFilesForVolume/CountFilesForDevice now allows counting of playlists
 *
 * Revision 1.78  2006/10/27 15:11:56  sedmik
 *  fixed  bugs in fluent playback (previously sometimes no next song played) , scan improved, pause at EOS fix, resume - added
 * slots for all devices, fix for update transition; temporarily disabled storing resume info to VNRAM (to be checked with Optomech)
 *
 * Revision 1.77  2006/10/26 10:26:01  dellorto
 * replacement of loader transition label
 *
 * Revision 1.76  2006/10/18 12:42:08  belardi
 * Removed USE_STM_HOSTIF
 *
 * Revision 1.75  2006/10/17 10:07:19  trubac
 * mounting is not comparing discid - it is in controller now
 *
 * Revision 1.74  2006/10/05 07:35:06  trubac
 * Implementing TOC info at the end of string pool
 *
 * Revision 1.73  2006/09/29 15:09:43  zaccaria
 * Fixed bug in playlist state
 *
 * Revision 1.72  2006/09/28 11:48:12  zaccaria
 * Playlist calling modification.
 *
 * Revision 1.71  2006/09/27 19:52:30  belardi
 * Removed (global) unused variables
 *
 * Revision 1.70  2006/09/26 09:35:42  belardi
 * Moved intial_messaging_timeout() to accordoptimer.c from player.c
 *
 * Revision 1.69  2006/09/25 13:19:00  zaccaria
 * DEBUG_PLAYLIST #define eliminated (in player_mount_transition function)
 *
 * Revision 1.68  2006/09/19 12:42:47  belardi
 * - Removed unused variables
 * - Fixed == usage where = was needed
 *
 * Revision 1.67  2006/09/15 20:00:11  belardi
 * Merged the m8_cav2_cm80506_cs3563.
 * - removed xtoc from XItem, created temporary XTOC variable
 *
 *
 ***************************************************/

#include "configuration.h"	//[LL]

#include "string.h"
#include "gendef.h"
#include "osal.h"
#include "loader.h"
#include "monitor.h"
#include "srvinc.h"

#if (DEBUG_INCLUDE_PCDEB==1)