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User defined data structures
------------------------------------------------------------------------*/
short list_previous_list_offset=0;
short list_next_list_offset=0;
static short list_return_list_offset=0;
static short play_list_playing_time=0;
static 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 NGAME
static unsigned char game_list_local_cpu_type=0;
static short game_list_misc_def=0;
static short game_list_buffer_size=0;
#endif
static int selection_list_loop_count;
static short selection_list_default_list_offset=0;
static short selection_list_time_out_list_offset=0;
static 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;
static 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 */
static int play_item_end_time; /* mmssff : the play end time of the item */
static unsigned char play_item_mode=0; /* record stop or play mode. */
static unsigned char play_item_type=0; /* AUDIO or DATA track */
char wait_pause=0;
static int initCD_done; /* the initCD() successfully complete. */
/*------------------------------------------------------------------------
Global Variables
------------------------------------------------------------------------*/
unsigned char track_list[99]; /* the track play list */
unsigned int track_list_max; /* max track used in track_list */
unsigned char track_map[13]; /* track map for motion picture */
int current_key = NO_KEY; /* The key received from users */
static int assign_key = NO_KEY; /* Key assigned from play machine. */
int play_state; /* The state of play state machine */
static int play_state_before_auto_pause;
static int auto_pause_reset_time;
int trigger_event; /* Store why the state changed */
static unsigned char vocal_assist_on=0;
static unsigned char audio_mode = 0;
static unsigned char repeat_mode = 0;
/* Store the repeat mode data. */
static unsigned char program_on = 0;
static unsigned char shuffle_on = 0;
/* Store the shuffle mode data. */
unsigned char cur_list_state=0;
/* Record whether we are playing track */
/* list, selection list or play list. */
char cur_track_index=0; /* index to the track play list */
static int pre_psd_offset; /* store the previous psd offset, so we
can come back if the new psd offset
is not valid. */
static int cur_psd_offset; /* current psd offset number */
static unsigned int timeout_begin_time; /* the time in 1/64 second unit */
/* when the timer is set. */
int set_abort_ltoc; /* 1 -> allow abort_ltoc_flag to be set */
static unsigned char fast_frame_index=0; /* FF/FR index of fast_rame_ary to */
/* control FF/FR speed. */
static unsigned char slow_motion_index=0;
/* Indicate the speed of slow motion. */
int repeat_a2b_start_time; /* MMSSFF format of the start time in
in repeata2b mode. */
unsigned char cd_opened = 0; /* 1 -> CD is opened. */
static unsigned char cd_opened2 = 0; /* 1 -> CD is opened. */
static unsigned char disk_exist=0; /* 1 -> CD is not empty. */
unsigned char repeat_a2b=0;
/*add*/
static int continuetime1;
static int continuetime;
static unsigned char continue_min;
static unsigned char continue_sec;
unsigned char continue_play;
unsigned char disc_ltoc;
int vfdled = 0xff;
static unsigned char karaoke_flag = 0 ;
static unsigned char xuechang_flag = 0 ;
static unsigned char stopresume_flag = 0;
#ifdef MEIXINDA_REMOTE
unsigned char mode_state = 0;
#endif
#ifdef TWO_CDS
static void write_disc_ltoc(int);
int process_change_disc(int);
unsigned char opening = 0;
unsigned char closing = 0;
static unsigned char closing2 = 0;
static int rotate_change = 0;
#endif
int rotate_timer = 0;
static unsigned char rotate_flag = 0;
#ifdef ALLONE
#define VOCAL_MIC_HIGH (EAUX5_HIGH)
#define VOCAL_MIC_LOW (!VOCAL_MIC_HIGH)
#else
#define VOCAL_MIC_HIGH (EAUX12_HIGH)
#define VOCAL_MIC_LOW (!VOCAL_MIC_HIGH)
#endif
static int start_timer;
static unsigned char screen_flag = 1 ;
unsigned char screen_display = 0 ;
static int panel_osd_timer;
#ifdef USE_SLEEP
static int sleep_timer;
static int sleep_limit_timer;
static unsigned char sleep_flag = 0 ;
#endif
static unsigned char intro_mode=0; /* 1 -> we are in intro mode */
static unsigned char goto_absolute=0; /* 1 -> in the absolute goto mode */
unsigned char cd_stop = 1;
/* variables store some data in info.vcd. */
int PSD_size; /* The size of PSD in bytes. */
unsigned char offset_mul=0; /* offset_mul byte. */
/* variable relative to auto pause */
static unsigned char auto_pause=0; /* 1 -> pause is caused by trigger bit.*/
/* variables relative to goto function */
static unsigned char goto_digit=0; /* 1 -> 1st digit of min,
2 -> 2nd digit of min,
3 -> 1st digit of sec,
4 -> 2nd digit of sec.
*/
static unsigned char goto_min=0, goto_sec=0; /* user inputs time */
static unsigned char got_goto_time=0; /* 1 -> got go to time */
static unsigned char keep_goto_key=0;
unsigned int goto_time; /* time to go relative to item start time */
/* variables relative to index+ and index- functions */
unsigned int track_entry_beg; /* 1 base from the beginning of CD */
unsigned int track_entry_end;
unsigned int track_current_entry;
unsigned int track_entry_number;
int next_entry_time; /* used to update index number on lcd */
/* variables to keep the valid selection numbers */
short upper_selection_limit; /* the good selection upper bound */
short lower_selection_limit; /* the good selection lower bound */
/* variables for program mode */
unsigned int ProgramedTrack; /* keep the track ids in program mode */
static int TotalProgramTime; /* In mm:ss:ff (CD format, i.e. BCD) */
int TotalRemainTime; /* In mm:ss:ff (CD format, i.e. BCD) */
int CurrentTrackTime; /* In mm:ss:ff (CD format, i.e. BCD) */
static osd_time_key_index; /* indicates what is on the screen */
int cd_disc_slot;
unsigned char cd_tray_just_closed = 0;
static unsigned char in_digest_mode = 0; /* Is it in digest mode ? */
static unsigned char VCD_11_or_20=0;
static unsigned char cddigest_start_track=0;
static unsigned char set_mode_key=0; /* flag to indicates that we need
to assign MODE_KEY to current_key
if the disc is vcd1.1 */
static unsigned char ResumeMinute=0, ResumeSecond=0, ResumeTrack=0;
static int ResumeVertSz, ResumeHorizSz;
static int just_init_CD;
#ifdef VOLUME_CONTROL
/* variables regarding to audio volume control */
PRIVATE unsigned short vcxVolume[] = {
0x0000, /* 0 */
0x0101, /* 1/16 */
0x0202, /* 2/16 */
0x0303, /* 3/16 */
0x0404, /* 4/16 */
0x0505, /* 5/16 */
0x0606, /* 6/16 */
0x0707, /* 7/16 */
0x0808, /* 8/16 */
0x0909, /* 9/16 */
0x0a0a, /* 10/16 */
0x0b0b, /* 11/16 */
0x0c0c, /* 12/16 */
0x0d0d, /* 13/16 */
0x0e0e, /* 14/16 */
0x0f0f, /* 15/16 */
0x1010, /* 16/16 */
};
#define AUDIO_MAX_LEVEL 16
#define AUDIO_MIN_LEVEL 0
#define AUDIO_BUFSZ (((AUDIO_MAX_LEVEL-1)/2) + 5) /*<level><space><digits>*/
int is_audio_mute;
int audio_level = 16;
void process_mute_key();
void process_volume_key(int level);
static void osdVolumeBar(int, int);
/*------------------------------------------------------------------------
Function:
Parameters:
Description:
------------------------------------------------------------------------*/
void reset_audio()
{
is_audio_mute = 0;
audio_level = AUDIO_MAX_LEVEL;
}
void process_mute_key()
{
unsigned char *msg, *c_msg;
is_audio_mute ^= 1;
if (is_audio_mute) { /* Set to 0 */
assign_osd_msg(msg, MSG_mute, c_msg, MSG_c_mute);
vcx_audio_volume = 0;
} else { /* Restore */
assign_osd_msg(msg, clear_msg, c_msg, clear_msg);
vcx_audio_volume = (unsigned int) vcxVolume[audio_level];
}
/* Display indefinitely while MUTING */
#ifdef KANGHUI
OUTOSD(OSD_FUNCTION_STATUS_REGION, msg, c_msg, 0);
#else
OUTOSD(OSD_AUDFX_REGION, msg, c_msg, 0);
#endif
}
void process_volume_key(int change_level)
{
/* Turn off mute mode if we are in mute mode. */
if (is_audio_mute) {
process_mute_key();
}
audio_level += change_level;
if (audio_level > AUDIO_MAX_LEVEL)
audio_level = AUDIO_MAX_LEVEL;
else if (audio_level < AUDIO_MIN_LEVEL)
audio_level = AUDIO_MIN_LEVEL;
vcx_audio_volume = (unsigned int) vcxVolume[audio_level];
/* show osd */
osdVolumeBar(audio_level, DISPLAY_TIME_OUT);
}
/*(This function is taken from po4tact.c)
* Display the volume bar.
*
* Input:
* level: an integer between AUDIO_MIN_LEVEL (0) and
* AUDIO_MAX_LEVEL (16).
* osdlen: number of seconds to show this OSD
*/
PRIVATE unsigned char volumebarbuf[AUDIO_BUFSZ] = " ";
PRIVATE void osdVolumeBar(level, osdlen)
int level;
int osdlen;
{
int i, tmp = 0;
if (level > AUDIO_MIN_LEVEL) tmp = (level - 1) >> 1;
for (i = tmp; i <= ((AUDIO_MAX_LEVEL - 1) >> 1); i++) {
asm("nop");
volumebarbuf[i] = FONT_SS;
}
for (i = 0; i < tmp; i++) {
asm("nop");
volumebarbuf[i] = FONT_LL;
}
if (level > 0) volumebarbuf[tmp] = ((level - 1) & 1) ? FONT_LL : FONT_LS;
if (level <= 9) {
volumebarbuf[AUDIO_BUFSZ - 3] = ' ';
} else {
level -= 10;
volumebarbuf[AUDIO_BUFSZ - 3] = '1';
}
volumebarbuf[AUDIO_BUFSZ - 2] = '0' + level;
OUTOSD(OSD_KARAOKE_REGION, volumebarbuf, volumebarbuf, osdlen);
}
#endif
/*------------------------------------------------------------------------
Function:
Parameters:
Description:
------------------------------------------------------------------------*/
void reset_play_machine()
{
current_key = STOP_KEY;
play_state = ENTRY_STATE;
#ifdef NEW_THREE_CDS
if (continue_play == 3)
continue_play = 0;
#endif
#ifdef TWO_CDS
if (continue_play == 2)
continue_play = 0;
#endif
}
/*------------------------------------------------------------------------
Function: play_item
Parameters:
playitem_number: The playitem_number is from play_item in
selection list or play list.
Description:
This function will call proper function to play motion picture,
segment item or entry item depending on the value of
playitem_number.
------------------------------------------------------------------------*/
static void play_item(int playitem_number)
{
/* reset entry variables. The values are chosen to no index at init */
picture_type = 0xe0;
track_entry_beg = 1000;
track_entry_end = 0;
track_entry_number = 1;
next_entry_time = x00999999;/* set it a very big number, so we want
update the lcd index number if we are
not in play entry in track mode. */
/* reset a2b if a2b flag is on */
if (repeat_a2b) {/* REPEAT_AB_START or REPEAT_AB_END */
repeat_a2b = REPEAT_AB_OFF;
panel_repeat_ab(REPEAT_AB_OFF);
}
/* remember the play item */
cur_vcd_playitem = playitem_number;
/* 2..99 -> play track */
if ((playitem_number > 1) && (playitem_number < 100)) {
play_track(playitem_number - 1); /* convert to 1 base */
cur_track_number = playitem_number - 1; /* for display purpose */
} else if ((playitem_number > 99) && (playitem_number < 600)) {
play_entry(playitem_number - 99); /* 100..599 -> play entry */
} else if ((playitem_number > 999) && (playitem_number < 2980)) {
play_segment(playitem_number - 999); /* 1000..2979 -> play segment */
} else {
/* wrong item number. We go to the PLAY_WAIT_TIME_STATE and
hopefully, we will get good play item next time after
time expired or user inputs.*/
play_state = PLAY_WAIT_TIME_STATE;
}
}
/*------------------------------------------------------------------------
Function:
Parameters:
Description: This function checks if we need to adjust the
play_item_end_time.
------------------------------------------------------------------------*/
void check_playing_time()
{
int mmssff;
/* if we are playing item from play list, we need to check the */
/* playing time. */
if ((cur_list_state == PLAY_LIST_STATE) &&
(play_list_playing_time > 0)) {
mmssff = logical2physical(5*(play_list_playing_time));
play_item_end_time =
adjCDtime(play_item_start_time, mmssff, 1);
}
}
/*------------------------------------------------------------------------
Function: play_track
Parameters:
track_number: The track number to be played. The track number is
1 base. For VideoCD, the mpeg track number starts at 2 is
converted to 1 base. Fox example: If we want to play track 2
on video CD, the track_number should be 1.
Description:
It plays an MPEG audio/video track.
------------------------------------------------------------------------*/
static void play_track(int track_number)
{
int mmssff;
/* reset bad audio frame counter to zero at the beginning */
bad_track_len = 0;
/* reset picture_type to normal */
picture_type = 0xe0;
/* update panel */
panel_play_track(track_number);
/* 15-08-96 Alger */
getTrackTime(track_number, &CurrentTrackTime);
dsa_reset();
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