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Add ability to interactively set volume levels. Keys +/-

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rocky
2006-04-05 11:46:54 +00:00
parent a454dc7194
commit 48d9626a53
1 changed files with 110 additions and 51 deletions
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151
src/cdda-player.c
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@@ -1,5 +1,5 @@
/*
$Id: cdda-player.c,v 1.44 2006/04/05 04:11:33 rocky Exp $
$Id: cdda-player.c,v 1.45 2006/04/05 11:46:54 rocky Exp $
Copyright (C) 2005, 2006 Rocky Bernstein <rocky@panix.com>
@@ -99,11 +99,13 @@ int i_data; /* # of data tracks present ? */
int start_track = 0;
int stop_track = 0;
int one_track = 0;
int i_vol_port = -1; /* If -1 get retrieve volume port.
int i_vol_port = 5; /* If 5, retrieve volume port.
Otherwise the port number 0..3
of a working volume port.
of a working volume port and
4 for no working port.
*/
/* settings which can be set from the command or interactively. */
bool b_cd = false;
bool auto_mode = false;
bool b_verbose = false;
@@ -115,6 +117,8 @@ bool b_db = false; /* we have a database at all */
bool b_record = false; /* we have a record for
the inserted CD */
bool b_all_tracks = false; /* True if we display all tracks*/
uint8_t i_volume_level = 0; /* Valid range is 1..100 */
char *psz_device=NULL;
char *psz_program;
@@ -144,6 +148,8 @@ bool b_cdtext_genre; /* true if from CD-Text, false if from CDDB */
bool b_cdtext_category; /* true if from CD-Text, false if from CDDB */
bool b_cdtext_year; /* true if from CD-Text, false if from CDDB */
cdio_audio_volume_t audio_volume;
#ifdef HAVE_CDDB
cddb_conn_t *p_conn = NULL;
cddb_disc_t *p_cddb_disc = NULL;
@@ -168,6 +174,8 @@ const char key_bindings[][MAX_KEY_STR] = {
" q, ^C quit",
" x quit and continue playing",
" a toggle auto-mode",
" - decrease volume level",
" + increase volume level",
};
const unsigned int i_key_bindings = sizeof(key_bindings) / MAX_KEY_STR;
@@ -191,12 +199,17 @@ typedef enum {
} track_line_t;
unsigned int LINE_ACTION = 24;
unsigned int LINE_LAST = 25;
unsigned int LINE_ACTION = 25;
unsigned int COLS_LAST;
char psz_action_line[300] = "";
/*! Curses window initialization. */
static int rounded_div(unsigned int i_a, unsigned int i_b)
{
const unsigned int i_b_half=i_b/2;
return ((i_a)+i_b_half)/i_b;
}
/** Curses window initialization. */
static void
tty_raw()
{
@@ -204,16 +217,17 @@ tty_raw()
initscr();
cbreak();
clear();
noecho();
#ifdef HAVE_KEYPAD
keypad(stdscr,1);
#endif
getmaxyx(stdscr, LINE_LAST, COLS_LAST);
LINE_ACTION = LINE_LAST - 1;
getmaxyx(stdscr, LINE_ACTION, COLS_LAST);
LINE_ACTION--;
refresh();
}
/*! Curses window finalization. */
/** Curses window finalization. */
static void
tty_restore()
{
@@ -276,6 +290,7 @@ action(const char *psz_action)
}
/* Display an error message.. */
static void
xperror(const char *psz_msg)
{
@@ -291,7 +306,9 @@ xperror(const char *psz_msg)
if (b_verbose) {
sprintf(line,"%s: %s", psz_msg, strerror(errno));
attron(A_STANDOUT);
mvprintw(LINE_ACTION, 0, (char *) "error : %s", line);
attroff(A_STANDOUT);
clrtoeol();
refresh();
select_wait(3);
@@ -303,7 +320,9 @@ static void
finish(const char *psz_msg, int rc)
{
if (b_interactive) {
mvprintw(LINE_LAST, 0, (char *) "%s, exiting...\n", psz_msg);
attron(A_STANDOUT);
mvprintw(LINE_ACTION, 0, (char *) "%s, exiting...\n", psz_msg);
attroff(A_STANDOUT);
clrtoeol();
refresh();
}
@@ -320,7 +339,40 @@ finish(const char *psz_msg, int rc)
/* ---------------------------------------------------------------------- */
/*! Stop playing audio CD */
/* Set all audio channels to level. level is assumed to be in the range
0..100.
*/
static bool
set_volume_level(CdIo_t *p_cdio, uint8_t i_level)
{
const unsigned int i_new_level= rounded_div(i_level*256, 100);
unsigned int i;
for (i=0; i<=3; i++) {
audio_volume.level[i] = i_new_level;
}
return DRIVER_OP_SUCCESS == cdio_audio_set_volume(p_cdio, &audio_volume);
}
static bool
decrease_volume_level(CdIo_t *p_cdio)
{
if (i_volume_level <= 1)
return false;
else
return set_volume_level(p_cdio, --i_volume_level);
}
static bool
increase_volume_level(CdIo_t *p_cdio)
{
if (i_volume_level >= 100)
return false;
else
return set_volume_level(p_cdio, ++i_volume_level);
}
/** Stop playing audio CD */
static bool
cd_stop(CdIo_t *p_cdio)
{
@@ -336,7 +388,7 @@ cd_stop(CdIo_t *p_cdio)
return b_ok;
}
/*! Eject CD */
/** Eject CD */
static bool
cd_eject(void)
{
@@ -354,7 +406,7 @@ cd_eject(void)
return b_ok;
}
/*! Close CD tray */
/** Close CD tray */
static bool
cd_close(const char *psz_device)
{
@@ -368,7 +420,7 @@ cd_close(const char *psz_device)
return b_ok;
}
/*! Pause playing audio CD */
/** Pause playing audio CD */
static bool
cd_pause(CdIo_t *p_cdio)
{
@@ -381,7 +433,7 @@ cd_pause(CdIo_t *p_cdio)
return b_ok;
}
/*! Get status/track/position info of an audio CD */
/** Get status/track/position info of an audio CD */
static bool
read_subchannel(CdIo_t *p_cdio)
{
@@ -399,7 +451,7 @@ read_subchannel(CdIo_t *p_cdio)
}
#ifdef HAVE_CDDB
/*! This routine is called by vcd routines on error.
/** This routine is called by vcd routines on error.
Setup is done by init_input_plugin.
*/
static void
@@ -474,7 +526,7 @@ get_disc_info(CdIo_t *p_cdio)
}
}
/*! Read CD TOC and set CD information. */
/** Read CD TOC and set CD information. */
static void
read_toc(CdIo_t *p_cdio)
{
@@ -492,15 +544,10 @@ read_toc(CdIo_t *p_cdio)
i_last_audio_track = i_last_track;
if ( DRIVER_OP_SUCCESS == cdio_audio_get_volume(p_cdio, NULL) ) {
if ( DRIVER_OP_SUCCESS == cdio_audio_get_volume(p_cdio, &audio_volume) ) {
for (i_vol_port=0; i_vol_port<4; i_vol_port++) {
if (i_vol_port > 0) break;
if (audio_volume.level[i_vol_port] > 0) break;
}
if (4 == i_vol_port)
/* Didn't find a non-zero volume level, maybe we've got everthing muted.
Set port to 0 to distinguis from -1 (driver can't get volume).
*/
i_vol_port = 0;
}
if ( CDIO_INVALID_TRACK == i_first_track ||
@@ -554,7 +601,7 @@ read_toc(CdIo_t *p_cdio)
display_cdinfo(p_cdio, i_tracks, i_first_track);
}
/*! Play an audio track. */
/** Play an audio track. */
static bool
play_track(track_t i_start_track, track_t i_end_track)
{
@@ -570,17 +617,17 @@ play_track(track_t i_start_track, track_t i_end_track)
return false;
if (debug)
fprintf(stderr,"play tracks: %d-%d => ", i_start_track, i_end_track);
fprintf(stderr,"play tracks: %d-%d => ", i_start_track, i_end_track-1);
if (i_start_track < i_first_track) i_start_track = i_first_track;
if (i_start_track > i_last_audio_track) i_start_track = i_last_audio_track;
if (i_end_track < i_first_track) i_end_track = i_first_track;
if (i_end_track > i_last_audio_track) i_end_track = i_last_audio_track;
i_end_track++;
if (debug)
fprintf(stderr,"%d-%d\n",i_start_track, i_end_track);
fprintf(stderr,"%d-%d\n",i_start_track, i_end_track-1);
cd_pause(p_cdio);
sprintf(line,"play track %d to track %d.", i_start_track, i_end_track);
sprintf(line,"play track %d to track %d.", i_start_track, i_end_track-1);
action(line);
b_ok = (DRIVER_OP_SUCCESS == cdio_audio_play_msf(p_cdio,
&(toc[i_start_track]),
@@ -631,7 +678,7 @@ toggle_pause()
return b_ok;
}
/*! Update windows with status and possibly track info. This used in
/** Update windows with status and possibly track info. This used in
interactive playing not batch mode.
*/
static void
@@ -649,19 +696,17 @@ display_status(bool b_status_only)
} else if (sub.audio_status == CDIO_MMC_READ_SUB_ST_PAUSED ||
sub.audio_status == CDIO_MMC_READ_SUB_ST_PLAY) {
cdio_audio_volume_t audio_volume;
if (i_vol_port > 0 &&
if (i_vol_port < 4 &&
DRIVER_OP_SUCCESS == cdio_audio_get_volume(p_cdio, &audio_volume) )
{
uint8_t i_level = audio_volume.level[i_vol_port];
i_volume_level = rounded_div(audio_volume.level[i_vol_port]*100, 256);
sprintf(line,
"track %2d - %02x:%02x of %s (%02x:%02x abs) %s volume: %d",
sub.track, sub.rel_addr.m, sub.rel_addr.s,
cd_info[sub.track].length,
sub.abs_addr.m, sub.abs_addr.s,
mmc_audio_state2str(sub.audio_status),
(i_level*100+128) / 256 );
i_volume_level);
} else
sprintf(line,"track %2d - %02x:%02x of %s (%02x:%02x abs) %s",
sub.track, sub.rel_addr.m, sub.rel_addr.s,
@@ -671,7 +716,10 @@ display_status(bool b_status_only)
sprintf(line,"%s", mmc_audio_state2str(sub.audio_status));
}
mvprintw(LINE_STATUS, 0, (char *) "status%s: %s",auto_mode ? "*" : " ", line);
action(NULL);
mvprintw(LINE_STATUS, 0, (char *) "status%s: %s",
auto_mode ? "*" : " ", line);
clrtoeol();
if ( !b_status_only && b_db && i_last_display_track != sub.track &&
@@ -679,7 +727,8 @@ display_status(bool b_status_only)
sub.audio_status == CDIO_MMC_READ_SUB_ST_PLAY) &&
b_cd) {
if (b_all_tracks) display_tracks();
if (b_all_tracks)
display_tracks();
else {
const cd_track_info_rec_t *p_cd_info = &cd_info[sub.track];
i_last_display_track = sub.track;
@@ -919,6 +968,11 @@ display_tracks(void)
strcat(line, cd_info[i].artist);
}
}
if (sub.track == i) {
attron(A_STANDOUT);
mvprintw(i_line++, 0, line);
attroff(A_STANDOUT);
} else
mvprintw(i_line++, 0, line);
clrtoeol();
}
@@ -1290,7 +1344,6 @@ main(int argc, char *argv[])
int c, nostop=0;
char *h;
int i_rc = 0;
int i_volume_level = 0;
cd_operation_t cd_op = NO_OP; /* operation to do in non-interactive mode */
@@ -1318,11 +1371,13 @@ main(int argc, char *argv[])
case 'a':
auto_mode = 1;
break;
case 'L':
if (NULL != (h = strchr(optarg,'-'))) {
i_volume_level = atoi(optarg);
cd_op = SET_VOLUME;
}
b_interactive = false;
break;
case 't':
if (NULL != (h = strchr(optarg,'-'))) {
*h = 0;
@@ -1461,6 +1516,7 @@ main(int argc, char *argv[])
case PS_LIST_TRACKS:
ps_list_tracks();
break;
case PLAY_TRACK:
/* play just this one track */
if (b_record) {
@@ -1470,20 +1526,17 @@ main(int argc, char *argv[])
}
i_rc = play_track(start_track, stop_track) ? 0 : 1;
break;
case PLAY_CD:
if (b_record)
printf("%s / %s\n", artist, title);
play_track(1,CDIO_CDROM_LEADOUT_TRACK);
break;
case SET_VOLUME:
{
cdio_audio_volume_t volume;
volume.level[0] = i_volume_level;
i_rc = (DRIVER_OP_SUCCESS == cdio_audio_set_volume(p_cdio,
&volume))
? 0 : 1;
i_rc = set_volume_level(p_cdio, i_volume_level);
break;
}
case LIST_SUBCHANNEL:
if (read_subchannel(p_cdio)) {
if (sub.audio_status == CDIO_MMC_READ_SUB_ST_PAUSED ||
@@ -1532,6 +1585,12 @@ main(int argc, char *argv[])
if (1 == select_wait(b_cd ? 1 : 5)) {
switch (key = getch()) {
case '-':
decrease_volume_level(p_cdio);
break;
case '+':
increase_volume_level(p_cdio);
break;
case 'A':
case 'a':
auto_mode = !auto_mode;