play.c

ESS3890+SL原代码（1*16内存）

/* Copyright 1996, ESS Technology, Inc.					*/
/* SCCSID @(#)play.c	4.171 03/16/05 */

/*
 * For Philips DSA and CD7 servo.
 */


#include <stdio.h>
#include <stdlib.h>
#include <ctype.h>
#include "vcxi.h"
#include "buffer.h"
#include "cd.h"
#include "memmap.h"
#include "const.h"
#include "audio.h"
#include "debug.h"
#include "display.h"
#include "mpeg1vid.h"
#include "util.h"
#include "low.h"
#include "dsa.h"
#include "ir.h"
#include "tdm.h"
#include "timedef.h"
#include "keydef.h"
#include "vcd.h"
#include "micro.h"
#include "play.h"
#include "digest.h"
#include "av_play.h"
#include "kara.h"
#include "panel.h"
#include "xport.h"
#include "zoom.h"
#include "filesys.h"
#include "nav_menu.h"
#ifdef DSC
#include "dsc.h"
#endif
#ifdef IO3898
#include "eaux.h"
#endif

#if defined(ABNORMAL_VCD) || defined(ANTI_SHOCK)
#include "pts.h"
#endif

#ifdef TWO_FIELDS_OSD
#include "cg.h"
#else
#include "fsosd.h"
#endif

#ifdef EQUALIZER
#include "eq.h"
#endif

#ifdef ECHO
#include "echo.h"
#endif

#ifdef REAL_CLOCK
#include "realclk.h"
#endif

#ifdef MZOOM
#include "mzoom.h"
#endif

#ifdef CD_TEXT
#include "cd_text.h"
#endif
#ifdef CDG
#include "cdg.h"
#endif
#if (defined INES_CD || defined VGB_CD)
#include "game.h"
#endif

#ifdef FLESHTONE
#include "fshtone.h"
#endif

#ifdef DATA_CD
#ifdef ID3
#include "id3.h"
#endif
#include "vp.h"
#include "mp3.h"
#include "mpgaudio.h"
#endif

#if (defined(MIC_RECORD) || defined(ANTI_SHOCK))
#include "recorder.h"
#include "vp.h"
#endif

#ifdef CD7II
#include "servo.h"
#endif

/************************************************************************
 * Debugging
 ************************************************************************/
#if 0
int bpt;
#define BREAKPOINT(x) {bpt=x;while(bpt) VCX_service();}
#else
#define BREAKPOINT(x)
#endif

#undef PRINTF
#if 0
#define PRINTF(s)       printf s
#else
#define PRINTF(s)
#endif

DEBUGVAR(play_deadlock, 0);
DEBUGVAR(selection_deadlock, 0);

#ifdef IO3898
#define DSC_powerup       DVE_powerup
#define DSC_powerdown     DVE_powerdown
#endif
/************************************************************************
 * PLAY related options							*
 ************************************************************************/
#if 0  /* NOT_USED */
#define NO_AUTO_PLAY
#define START_IN_PBC_OFF	/* always start in PBC-off mode */
#define CLEAR_JPEG		/* clear jpeg when stopped */ 
#define ABS_GOTO_OVERRIDES_PROGRAM /* abs. goto will cancel program mode */
#define LOGO4CDDA		/* display logo when playing CDDA */
#endif

#define VOLUME_CONTROL
#define ZOOM_IN_OUT_SAME_KEY
#define SCREEN_ON_TIME_SAME_KEY
#define SHOW_LOGO_AT_STOP
#define STOP_RETURN_SAME_KEY

#ifdef STOP_RETURN_SAME_KEY
#undef RETURN_KEY
#define RETURN_KEY STOP_KEY
#endif

/* ======================= BEGIN customer section =========================*/

/*------------------------------------------------------------------------
  Fastforwar and Fastreverse variables and difinitions.
------------------------------------------------------------------------*/
/* Definition of Fastforwar and fastrewind speed. */
#define FAST_SPEED_LIMIT        4
#define SLOW_MOTION_LIMIT       3

/* Fast forward/backward interval in secs (BCD) */
static char fast_fram_amount_ary[FAST_SPEED_LIMIT]
= {0x02, 0x05, 0x10, 0x20};

static unsigned char slow_motion_ary[SLOW_MOTION_LIMIT]
= {6, 10, 14};   /* num of displaying field time. For example, if the number
                   is 4, the each picture will be displayed 4 field time.
                   Normal field time for NTSC pictures is 2. */
extern  int  bad_track_len;       /* bad audio frame counter defined in 
                                     mpgaudio.c */
/*------------------------------------------------------------------------
  Define the intro interval.
------------------------------------------------------------------------*/
#define INTRO_TIME_MMSSFF                       0x001000 /* 10 seconds */

/* Define number of entries in PLAY_MENU_STATE */
#define SELECT_INTRO	1
#define SELECT_DISC	2
#define SELECT_TRACK	3
#define SELECT_GAME	4
#define NUM_OF_ENTRY	4
#define SELECT_EXIT	4


/* ======================= END customer section =========================*/

/*-------------------------------------------------------------
  Function Prototypes
-------------------------------------------------------------*/
void time_display_reset(void);
static int PLAY_track_at_time(int track, int rel_time);
static void play_item(int playitem_number);
static void play_track(int track_number);
static void play_entry(int entry_number);
static void play_segment(int segment_number);
static void play_entry_in_track(int entry_number);
static int  change_to_trick_mode(int key);
#ifdef GAMEBOY
static void play_game(int playitem_number);
#endif
#ifdef ABSOLUTE_GOTO_TIME
static int  PLAY_absolute(int);
#endif

/* utilities functions */
static void assign_selection_list(unsigned char *scratch);
static void assign_play_list(unsigned char *scratch);
#ifdef GAMEBOY
static void assign_game_list(unsigned char *scratch);
#endif
static void compute_cd_total_remain(void);
static int find_track_number(int track_number);
static int get_next_track();
static int peek_next_track();
static int get_previous_track();
static int get_track_time(int, int *, int *);
static int is_time_expired(unsigned int begin_time, short expire_time);
static int processVCD();
static void programRemoveTrack(void);
static void programAddTrack(int track);
static void init_PBC_on();
static void change_sequence_mode(int mode);
static void disp_stop_LCD(void);
static void disp_cd_info_LCD(void);
static void display_cddigest_osd(int track);
static void check_entry_number(int track_number, int starttime);

/* process key functions */
static void process_close_key();
static void post_process_close_tray();
static void process_open_key();
static void process_PBC_key();
void process_power_off_key(void);
static int process_resume_key(void);
static void process_stop_key();
static int process_zoom_key();

/* play state machine functions */
static int change_play_state();
static int play_state_machine();
static void goto_digest_track_segment(int selection_num);
static void PLAY_update_osd(void);

static void save_resume_time(void);
static void save_resume_info(void);
static void restore_resume_track_time(void);
	
static void initCD_finished();
static int Data_File_end_of_play();

#ifdef ZOOM
void set_zoom(void);
#endif

static void PLAY_fill_volumebarbuf(int);

#ifdef EQUALIZER
static int process_EQ_key(int);
#endif

#ifdef DATA_CD
static int Is_DATA_CD(void);
static void get_next_data_track(void);
static void get_prev_data_track(void);
#ifdef JPEG_DGST
static int get_jpeg_track(int);
#endif /* JPEG_DGST */
#endif

#ifdef SCENE
static int process_scene_key(void);
static void update_scene_number(void);
#endif /*SCENE*/

#ifdef ABNORMAL_VCD
EXPORT int calc_bitrate(int, int);
#endif

#ifdef CDG
static void Is_CDG_Disc(void);
#endif

#ifdef REVERB
static void RVB_turn_on(int);
#endif
/*-------------------------------------------------------------
  Definitions
-------------------------------------------------------------*/
#define TurnOffTDM	system_reset
#define PANEL_PLAY_INDEX(a)

/* definitions for play mode */
#define PLAY_INFO_STOP_MODE     1
#define PLAY_INFO_PLAYING_MODE  2
#define PLAY_INFO_PAUSE_MODE  	3

/* definitions for events */
#define NULL_EVENT                      0
#define NEW_LIST_EVENT                  1
#define WAIT_TIME_EXPIRED_EVENT         2
#define LOOP_COUNT_EVENT                3
#define PREVIOUS_KEY_EVENT              4

#define REPEAT_OFF                      0
#define REPEAT_ONE                      1
#define REPEAT_ALL                      2

#define RESUME_EMPTY			0
#define RESUME_SAVED			1
#define RESUME_RESTORE			2
#define RESUME_SUCCESS			3
#define RESUME_FAILURE			4
/* for VCD_ptr_resume_info->state */

#define VOCAL_LEFT_LEFT                 3
#define VOCAL_RIGHT_RIGHT               4

#define DIGEST_TRACK_PIC_LIMIT          9
#define MAX_TRACK_NUMBER                99
#define	MAX_PROGRAM_TRACKS		99 

/* For OSD message buffers */
#define SPEED_POS                       4
#define SLOW_SPEED_POS                  5
#define SEL_NUM_POS                     8
#ifdef USE_CN_HEADER
#define CSPEED_POS                      6
#define CSLOW_SPEED_POS                 5
#define CSEL_NUM_POS                    6
#else
#define CSPEED_POS                      4
#define CSLOW_SPEED_POS                 3
#define CSEL_NUM_POS                    4
#endif /* USE_CN_HEADER */

/* Play control variables                                               */
unsigned int seg_sel = 0; /* Use in segment play (select E1 (1)   *
			   * E2 (2), or E0 (0)                    */

#ifdef FAST_MODE_CONTROL
int fast_mode_ctrl=0;
#endif

/*------------------------------------------------------------------------
 * Variables for display. If we want to save memory, we can use common 
 * buffer for all osd display. 
 *------------------------------------------------------------------------*/
static unsigned char *osd_msg;
#ifdef BILINGUAL_OSD
static unsigned char *c_osd_msg;
#endif

static unsigned char osd_region = OSD_FUNCTION_STATUS_REGION;/*default region*/
static unsigned char osd_timeout = DISPLAY_TIME_OUT;/*default timeout */

static unsigned char sel_buf[] = "SELECT    ";
static unsigned char FF_buf[] = "FF X1 ";
static unsigned char FR_buf[] = "FR X1 ";
static unsigned char slow_buf[] = "SLOW   ";
static unsigned char clear_msg[] = {FONT_BLANK,0};
static unsigned char error_msg[] = "#"; /* Show a hand */
#ifdef KARASC
static unsigned char ksc_buf[] = "KARAOKE SCORE:   ";
#endif KARASC
#ifdef SCENE
static unsigned char scene_buf[] = "SCENE ----";
#endif

#ifdef BILINGUAL_OSD
#ifdef USE_CN_HEADER
static unsigned char c_slow_buf[] = {
    CN_HEADER, CN_MAN4, CN_HEADER, CN_FANG4, ' ', ' ', ' ', '\0'
};
static unsigned char c_sel_buf[] = {
    CN_HEADER, CN_XUAN3, ' ', CN_HEADER, CN_ZE2, ' ', ' ', ' ', ' ', '\0'
};
static unsigned char c_FF_buf[] = {
    CN_HEADER, CN_KUAI4, CN_HEADER, CN_JIN4, ' ', 'X', '1', '\0'
};
static unsigned char c_FR_buf[] = {
    CN_HEADER, CN_KUAI4, CN_HEADER, CN_TUI4, ' ', 'X', '1', '\0'
};
#else
static unsigned char c_slow_buf[] = {
    CN_MAN4, CN_FANG4, ' ', ' ', ' ', '\0'
};
static unsigned char c_sel_buf[] = {
    CN_XUAN3, ' ', CN_ZE2, ' ', ' ', ' ', ' ', '\0'
};
static unsigned char c_FF_buf[] = {
    CN_KUAI4, CN_JIN4, ' ', 'X', '1', '\0'
};
static unsigned char c_FR_buf[] = {
    CN_KUAI4, CN_TUI4, ' ', 'X', '1', '\0'
};
#endif /* USE_CN_HEADER */
#endif /* BILINGUAL_OSD */

/* OSD messages used outside play.c module */
unsigned char goto_buf[] = " GO TO   :  ";
#ifdef BILINGUAL_OSD
#ifdef USE_CN_HEADER
unsigned char c_goto_buf[] = 
{' ', CN_HEADER, CN_SHI2, ' ', CN_HEADER, CN_JIAN1, ' ', ' ', ' ', ':', ' ', ' '
, '\0'};
#else
unsigned char c_goto_buf[] = 
{' ', CN_SHI2, ' ', CN_JIAN1, ' ', ' ', ' ', ':', ' ', ' ', '\0'};
#endif /* USE_CN_HEADER */

#ifdef EQUALIZERX /* enable after we have the required Chinese fonts */
unsigned char c_music_type_buf[] = {CN_HEADER,CN_JUN1, CN_HEADER,CN_HENG2,
				    ':',' ',' ',' ',' ',0};
unsigned char c_music_env_buf[] ={CN_HEADER,CN_SHENG1, CN_HEADER,CN_CHANG3,
				  CN_HEADER,CN_XIAO4, CN_HEADER,CN_GUO3,
				  ':',' ',' ',' ',' ',' ',' ',0};
#endif /* EQUALIZER */
#endif /* BILINGUAL_OSD */

#if defined(EQUALIZER) && defined(DAE_SPATIAL)
#ifdef MORE_ENV_TYPES
uchar DAE_mode_table[] = {0, 1, 4, 5, 0, 3, 0, 0, 2, 6};
#else
uchar DAE_mode_table[] = {1, 4, 0, 5, 3, 2};
#endif MORE_ENV_TYPES
#endif /* EQUALIZER && DAE_SPATIAL */

uchar *KEY_mode_msg[] = {
    "KEY ADJUST" 
#ifdef EQUALIZER
    ,"EQ INPUT" 
#endif
#ifdef GAMMA
    ,"SMARTBRIGHT"
#endif
#ifdef FLESHTONE
    ,"SMARTCOLOR"
#endif
};

/*------------------------------------------------------------------------
    User defined data structures
------------------------------------------------------------------------*/
unsigned short			list_previous_list_offset=0;
unsigned short			list_next_list_offset=0;
static unsigned short		list_return_list_offset=0;
static unsigned short		play_list_playing_time=0;
static unsigned short		play_list_play_item_number=0;
static unsigned char		play_list_number_of_items=0;
static unsigned char		play_list_play_item_wait_time=0;
static unsigned char		play_list_auto_pause_wait_time=0;
static int			play_still_retry;
#ifdef GAMEBOY
static unsigned char		game_list_local_cpu_type=0;
short				game_list_misc_def=0;
short				game_list_buffer_size=0;
int				is_ess_game=0;
#endif

static int			selection_list_loop_count;
static unsigned short		selection_list_default_list_offset=0;
static unsigned short		selection_list_time_out_list_offset=0;
static unsigned short		selection_list_play_item_number=0;
static unsigned char       selection_list_jump_time=0;
static unsigned char       selection_list_number_of_selections=0;
static unsigned char       selection_list_base_of_selection_number=0;
static unsigned char       selection_list_wait_time_for_timeout=0;
static unsigned char       selection_list_loop_count_and_jump_timing=0;

int play_item_begin_time;   	   /* mmssff : the begining mmssff */
static int play_item_real_end_time;/* mmssff : the real end time of the item */
static int play_item_start_time;   /* mmssff : the start playing mmssff */