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rockbox/apps/recorder/radio.c
Nils Wallménius 65f61d6cce FS#9609 FM radio support for the Gigabeat S, seeking/scanning is not yet 
implemented but manual tuning works nicely. Thanks to Rafaël Carré,
Bertrik Sikken and Robert Menes for suggestions and debugging help.



git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19372 a1c6a512-1295-4272-9138-f99709370657
2008-12-09 20:48:04 +00:00

1622 lines
45 KiB
C
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2003 Linus Nielsen Feltzing
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include "sprintf.h"
#include "mas.h"
#include "settings.h"
#include "button.h"
#include "status.h"
#include "thread.h"
#include "mpeg.h"
#include "audio.h"
#include "mp3_playback.h"
#include "ctype.h"
#include "file.h"
#include "errno.h"
#include "string.h"
#include "system.h"
#include "radio.h"
#include "menu.h"
#include "misc.h"
#include "keyboard.h"
#include "screens.h"
#include "peakmeter.h"
#include "lang.h"
#include "font.h"
#include "sound_menu.h"
#ifdef HAVE_RECORDING
#include "recording.h"
#endif
#include "talk.h"
#include "tuner.h"
#include "power.h"
#include "sound.h"
#include "screen_access.h"
#include "statusbar.h"
#include "splash.h"
#include "yesno.h"
#include "buttonbar.h"
#include "power.h"
#include "tree.h"
#include "dir.h"
#include "action.h"
#include "list.h"
#include "menus/exported_menus.h"
#include "root_menu.h"
#include "viewport.h"
#if CONFIG_TUNER
#if CONFIG_KEYPAD == RECORDER_PAD
#define FM_RECORD
#define FM_PRESET_ADD
#define FM_PRESET_ACTION
#define FM_PRESET
#define FM_MODE
#elif (CONFIG_KEYPAD == IRIVER_H100_PAD) || (CONFIG_KEYPAD == IRIVER_H300_PAD)
#define FM_PRESET
#define FM_MODE
#define FM_NEXT_PRESET
#define FM_PREV_PRESET
#elif CONFIG_KEYPAD == IRIVER_H10_PAD
#define FM_PRESET
#define FM_MODE
#elif (CONFIG_KEYPAD == IAUDIO_X5M5_PAD)
#define FM_PRESET
#define FM_MODE
/* This should be removeable if the whole tuning thing is sorted out since
proper tuning quiets the screen almost entirely in that extreme measures
have to be taken to hear any interference. */
#define HAVE_NOISY_IDLE_MODE
#elif CONFIG_KEYPAD == ONDIO_PAD
#define FM_RECORD_DBLPRE
#define FM_RECORD
#elif (CONFIG_KEYPAD == SANSA_E200_PAD) || (CONFIG_KEYPAD == SANSA_C200_PAD)
#define FM_MENU
#define FM_PRESET
#define FM_STOP
#define FM_MODE
#define FM_EXIT
#define FM_PLAY
#elif (CONFIG_KEYPAD == GIGABEAT_S_PAD)
#define FM_PRESET
#define FM_MODE
#endif
#define RADIO_SCAN_MODE 0
#define RADIO_PRESET_MODE 1
static int curr_preset = -1;
static int curr_freq; /* current frequency in Hz */
static int radio_mode = RADIO_SCAN_MODE;
static int search_dir = 0;
static int radio_status = FMRADIO_OFF;
static bool in_screen = false;
#define MAX_PRESETS 64
static bool presets_loaded = false, presets_changed = false;
static struct fmstation presets[MAX_PRESETS];
static char filepreset[MAX_PATH]; /* preset filename variable */
static int num_presets = 0; /* The number of presets in the preset list */
static void radio_save_presets(void);
static int handle_radio_presets(void);
static bool radio_menu(void);
static int radio_add_preset(void);
static int save_preset_list(void);
static int load_preset_list(void);
static int clear_preset_list(void);
static int scan_presets(void *viewports);
/* Function to manipulate all yesno dialogues.
This function needs the output text as an argument. */
static bool yesno_pop(const char* text)
{
int i;
const char *lines[]={text};
const struct text_message message={lines, 1};
bool ret = (gui_syncyesno_run(&message,NULL,NULL)== YESNO_YES);
FOR_NB_SCREENS(i)
screens[i].clear_viewport();
return ret;
}
void radio_init(void)
{
tuner_init();
radio_stop();
}
int get_radio_status(void)
{
return radio_status;
}
bool in_radio_screen(void)
{
return in_screen;
}
/* TODO: Move some more of the control functionality to firmware
and clean up the mess */
/* secret flag for starting paused - prevents unmute */
#define FMRADIO_START_PAUSED 0x8000
void radio_start(void)
{
const struct fm_region_data *fmr;
bool start_paused;
if(radio_status == FMRADIO_PLAYING)
return;
fmr = &fm_region_data[global_settings.fm_region];
start_paused = radio_status & FMRADIO_START_PAUSED;
/* clear flag before any yielding */
radio_status &= ~FMRADIO_START_PAUSED;
if(radio_status == FMRADIO_OFF)
tuner_power(true);
curr_freq = global_status.last_frequency * fmr->freq_step + fmr->freq_min;
tuner_set(RADIO_SLEEP, 0); /* wake up the tuner */
if(radio_status == FMRADIO_OFF)
{
#ifdef HAVE_RADIO_REGION
tuner_set(RADIO_REGION, global_settings.fm_region);
#endif
tuner_set(RADIO_FORCE_MONO, global_settings.fm_force_mono);
}
tuner_set(RADIO_FREQUENCY, curr_freq);
#ifdef HAVE_RADIO_MUTE_TIMEOUT
{
unsigned long mute_timeout = current_tick + HZ;
if (radio_status != FMRADIO_OFF)
{
/* paused */
mute_timeout += HZ;
}
while(!tuner_get(RADIO_STEREO) && !tuner_get(RADIO_TUNED))
{
if(TIME_AFTER(current_tick, mute_timeout))
break;
yield();
}
}
#endif
/* keep radio from sounding initially */
if(!start_paused)
tuner_set(RADIO_MUTE, 0);
radio_status = FMRADIO_PLAYING;
} /* radio_start */
void radio_pause(void)
{
if(radio_status == FMRADIO_PAUSED)
return;
if(radio_status == FMRADIO_OFF)
{
radio_status |= FMRADIO_START_PAUSED;
radio_start();
}
tuner_set(RADIO_MUTE, 1);
tuner_set(RADIO_SLEEP, 1);
radio_status = FMRADIO_PAUSED;
} /* radio_pause */
void radio_stop(void)
{
if(radio_status == FMRADIO_OFF)
return;
tuner_set(RADIO_MUTE, 1);
tuner_set(RADIO_SLEEP, 1); /* low power mode, if available */
radio_status = FMRADIO_OFF;
tuner_power(false); /* status update, power off if avail. */
} /* radio_stop */
bool radio_hardware_present(void)
{
return tuner_get(RADIO_PRESENT);
}
/* Keep freq on the grid for the current region */
static int snap_freq_to_grid(int freq)
{
const struct fm_region_data * const fmr =
&fm_region_data[global_settings.fm_region];
/* Range clamp if out of range or just round to nearest */
if (freq < fmr->freq_min)
freq = fmr->freq_min;
else if (freq > fmr->freq_max)
freq = fmr->freq_max;
else
freq = (freq - fmr->freq_min + fmr->freq_step/2) /
fmr->freq_step * fmr->freq_step + fmr->freq_min;
return freq;
}
/* Find a matching preset to freq */
static int find_preset(int freq)
{
int i;
if(num_presets < 1)
return -1;
for(i = 0;i < MAX_PRESETS;i++)
{
if(freq == presets[i].frequency)
return i;
}
return -1;
}
/* Return the first preset encountered in the search direction with
wraparound. */
static int find_closest_preset(int freq, int direction)
{
int i;
if (direction == 0) /* direction == 0 isn't really used */
return 0;
for (i = 0; i < MAX_PRESETS; i++)
{
int preset_frequency = presets[i].frequency;
if (preset_frequency == freq)
return i; /* Exact match = stop */
/* Stop when the preset frequency exeeds freq so that we can
pick the correct one based on direction */
if (preset_frequency > freq)
break;
}
/* wrap around depending on direction */
if (i == 0 || i >= num_presets - 1)
i = direction < 0 ? num_presets - 1 : 0;
else if (direction < 0)
i--; /* use previous */
return i;
}
static void remember_frequency(void)
{
const struct fm_region_data * const fmr =
&fm_region_data[global_settings.fm_region];
global_status.last_frequency = (curr_freq - fmr->freq_min)
/ fmr->freq_step;
status_save();
}
static void next_preset(int direction)
{
if (num_presets < 1)
return;
if (curr_preset == -1)
curr_preset = find_closest_preset(curr_freq, direction);
else
curr_preset = (curr_preset + direction + num_presets) % num_presets;
/* Must stay on the current grid for the region */
curr_freq = snap_freq_to_grid(presets[curr_preset].frequency);
tuner_set(RADIO_FREQUENCY, curr_freq);
remember_frequency();
}
/* Step to the next or previous frequency */
static int step_freq(int freq, int direction)
{
const struct fm_region_data * const fmr =
&fm_region_data[global_settings.fm_region];
freq += direction*fmr->freq_step;
/* Wrap first or snapping to grid will not let us on the band extremes */
if (freq > fmr->freq_max)
freq = direction > 0 ? fmr->freq_min : fmr->freq_max;
else if (freq < fmr->freq_min)
freq = direction < 0 ? fmr->freq_max : fmr->freq_min;
else
freq = snap_freq_to_grid(freq);
return freq;
}
/* Step to the next or previous station */
static void next_station(int direction)
{
if (direction != 0 && radio_mode != RADIO_SCAN_MODE)
{
next_preset(direction);
return;
}
curr_freq = step_freq(curr_freq, direction);
if (radio_status == FMRADIO_PLAYING)
tuner_set(RADIO_MUTE, 1);
tuner_set(RADIO_FREQUENCY, curr_freq);
if (radio_status == FMRADIO_PLAYING)
tuner_set(RADIO_MUTE, 0);
curr_preset = find_preset(curr_freq);
remember_frequency();
}
/* Ends an in-progress search */
static void end_search(void)
{
if (search_dir != 0 && radio_status == FMRADIO_PLAYING)
tuner_set(RADIO_MUTE, 0);
search_dir = 0;
}
/* Speak a frequency. */
static void talk_freq(int freq, bool enqueue)
{
freq /= 10000;
talk_number(freq / 100, enqueue);
talk_id(LANG_POINT, true);
talk_number(freq % 100 / 10, true);
if (freq % 10)
talk_number(freq % 10, true);
}
/* Speak a preset by number or by spelling its name, depending on settings. */
static void talk_preset(int preset, bool fallback, bool enqueue)
{
if (global_settings.talk_file == 1) /* number */
talk_number(preset + 1, enqueue);
else
{ /* spell */
if(presets[preset].name[0])
talk_spell(presets[preset].name, enqueue);
else if(fallback)
talk_freq(presets[preset].frequency, enqueue);
}
}
int radio_screen(void)
{
char buf[MAX_PATH];
bool done = false;
int ret_val = GO_TO_ROOT;
int button;
int i;
bool stereo = false, last_stereo = false;
int fh;
int top_of_screen = 0;
bool update_screen = true;
bool screen_freeze = false;
bool keep_playing = false;
bool statusbar = global_settings.statusbar;
bool talk = false;
#ifdef FM_RECORD_DBLPRE
int lastbutton = BUTTON_NONE;
unsigned long rec_lastclick = 0;
#endif
#if CONFIG_CODEC != SWCODEC
bool have_recorded = false;
int timeout = current_tick + HZ/10;
unsigned int seconds = 0;
unsigned int last_seconds = 0;
int hours, minutes;
struct audio_recording_options rec_options;
#endif /* CONFIG_CODEC != SWCODEC */
#ifndef HAVE_NOISY_IDLE_MODE
int button_timeout = current_tick + (2*HZ);
#endif
struct viewport vp[NB_SCREENS];
#ifdef HAVE_BUTTONBAR
struct gui_buttonbar buttonbar;
gui_buttonbar_init(&buttonbar);
gui_buttonbar_set_display(&buttonbar, &(screens[SCREEN_MAIN]) );
#endif
/* change status to "in screen" */
in_screen = true;
/* always display status bar in radio screen for now */
global_status.statusbar_forced = statusbar?0:1;
global_settings.statusbar = true;
gui_syncstatusbar_draw(&statusbars,true);
FOR_NB_SCREENS(i)
{
viewport_set_defaults(&vp[i], i);
#ifdef HAVE_BUTTONBAR
if (global_settings.buttonbar)
vp[i].height -= BUTTONBAR_HEIGHT;
#endif
screens[i].set_viewport(&vp[i]);
screens[i].stop_scroll();
screens[i].clear_viewport();
screens[i].update_viewport();
}
fh = font_get(FONT_UI)->height;
/* Adjust for font size, trying to center the information vertically */
if(fh < 10)
top_of_screen = 1;
if(num_presets <= 0)
{
memset(presets, 0, sizeof(presets));
radio_load_presets(global_settings.fmr_file);
}
if(radio_status == FMRADIO_OFF)
audio_stop();
#ifndef SIMULATOR
#if CONFIG_CODEC != SWCODEC
if(rec_create_directory() > 0)
have_recorded = true;
audio_init_recording(talk_get_bufsize());
sound_settings_apply();
/* Yes, we use the D/A for monitoring */
peak_meter_playback(true);
peak_meter_enabled = true;
rec_init_recording_options(&rec_options);
rec_options.rec_source = AUDIO_SRC_LINEIN;
rec_set_recording_options(&rec_options);
audio_set_recording_gain(sound_default(SOUND_LEFT_GAIN),
sound_default(SOUND_RIGHT_GAIN), AUDIO_GAIN_LINEIN);
#endif /* CONFIG_CODEC != SWCODEC */
#endif /* ndef SIMULATOR */
/* turn on radio */
#if CONFIG_CODEC == SWCODEC
audio_set_input_source(AUDIO_SRC_FMRADIO,
(radio_status == FMRADIO_PAUSED) ?
SRCF_FMRADIO_PAUSED : SRCF_FMRADIO_PLAYING);
#else
if (radio_status == FMRADIO_OFF)
radio_start();
#endif
if(num_presets < 1 && yesno_pop(ID2P(LANG_FM_FIRST_AUTOSCAN)))
scan_presets(vp);
curr_preset = find_preset(curr_freq);
if(curr_preset != -1)
radio_mode = RADIO_PRESET_MODE;
#ifdef HAVE_BUTTONBAR
gui_buttonbar_set(&buttonbar, str(LANG_BUTTONBAR_MENU),
str(LANG_PRESET), str(LANG_FM_BUTTONBAR_RECORD));
#endif
#ifndef HAVE_NOISY_IDLE_MODE
cpu_idle_mode(true);
#endif
while(!done)
{
if(search_dir != 0)
{
curr_freq = step_freq(curr_freq, search_dir);
update_screen = true;
if(tuner_set(RADIO_SCAN_FREQUENCY, curr_freq))
{
curr_preset = find_preset(curr_freq);
remember_frequency();
end_search();
talk = true;
}
trigger_cpu_boost();
}
if (!update_screen)
{
cancel_cpu_boost();
}
#if CONFIG_CODEC != SWCODEC
/* TODO: Can we timeout at HZ when recording since peaks aren't
displayed? This should quiet recordings too. */
button = get_action(CONTEXT_FM,
update_screen ? TIMEOUT_NOBLOCK : HZ / PEAK_METER_FPS);
#else
button = get_action(CONTEXT_FM,
update_screen ? TIMEOUT_NOBLOCK : HZ);
#endif
#ifndef HAVE_NOISY_IDLE_MODE
if (button != ACTION_NONE)
{
cpu_idle_mode(false);
button_timeout = current_tick + (2*HZ);
}
#endif
switch(button)
{
case ACTION_FM_STOP:
#if CONFIG_CODEC != SWCODEC && !defined(SIMULATOR)
if(audio_status() == AUDIO_STATUS_RECORD)
{
audio_stop();
}
else
#endif
{
done = true;
if(presets_changed)
{
if(yesno_pop(ID2P(LANG_FM_SAVE_CHANGES)))
{
if(filepreset[0] == '\0')
save_preset_list();
else
radio_save_presets();
}
}
/* Clear the preset list on exit. */
clear_preset_list();
}
update_screen = true;
break;
#ifdef FM_RECORD
case ACTION_FM_RECORD:
#ifdef FM_RECORD_DBLPRE
if (lastbutton != ACTION_FM_RECORD_DBLPRE)
{
rec_lastclick = 0;
break;
}
if (current_tick - rec_lastclick > HZ/2)
{
rec_lastclick = current_tick;
break;
}
#endif /* FM_RECORD_DBLPRE */
#ifndef SIMULATOR
if(audio_status() == AUDIO_STATUS_RECORD)
{
rec_command(RECORDING_CMD_START_NEWFILE);
update_screen = true;
}
else
{
have_recorded = true;
rec_command(RECORDING_CMD_START);
update_screen = true;
}
#endif /* SIMULATOR */
last_seconds = 0;
break;
#endif /* #ifdef FM_RECORD */
case ACTION_FM_EXIT:
#if CONFIG_CODEC != SWCODEC && !defined(SIMULATOR)
if(audio_status() == AUDIO_STATUS_RECORD)
audio_stop();
#endif
keep_playing = true;
done = true;
ret_val = GO_TO_ROOT;
if(presets_changed)
{
if(yesno_pop(ID2P(LANG_FM_SAVE_CHANGES)))
{
if(filepreset[0] == '\0')
save_preset_list();
else
radio_save_presets();
}
}
/* Clear the preset list on exit. */
clear_preset_list();
break;
case ACTION_STD_PREV:
case ACTION_STD_NEXT:
next_station(button == ACTION_STD_PREV ? -1 : 1);
end_search();
update_screen = true;
talk = true;
break;
case ACTION_STD_PREVREPEAT:
case ACTION_STD_NEXTREPEAT:
{
int dir = search_dir;
search_dir = button == ACTION_STD_PREVREPEAT ? -1 : 1;
if (radio_mode != RADIO_SCAN_MODE)
{
next_preset(search_dir);
end_search();
update_screen = true;
talk = true;
}
else if (dir == 0)
{
/* Starting auto scan */
tuner_set(RADIO_MUTE, 1);
update_screen = true;
}
break;
}
case ACTION_SETTINGS_INC:
case ACTION_SETTINGS_INCREPEAT:
global_settings.volume++;
setvol();
update_screen = true;
break;
case ACTION_SETTINGS_DEC:
case ACTION_SETTINGS_DECREPEAT:
global_settings.volume--;
setvol();
update_screen = true;
break;
case ACTION_FM_PLAY:
if (radio_status == FMRADIO_PLAYING)
radio_pause();
else
radio_start();
update_screen = true;
talk = false;
talk_shutup();
break;
case ACTION_FM_MENU:
radio_menu();
curr_preset = find_preset(curr_freq);
FOR_NB_SCREENS(i)
{
screens[i].set_viewport(&vp[i]);
screens[i].clear_viewport();
screens[i].update_viewport();
screens[i].set_viewport(NULL);
}
#ifdef HAVE_BUTTONBAR
gui_buttonbar_set(&buttonbar, str(LANG_BUTTONBAR_MENU),
str(LANG_PRESET),
str(LANG_FM_BUTTONBAR_RECORD));
#endif
update_screen = true;
break;
#ifdef FM_PRESET
case ACTION_FM_PRESET:
if(num_presets < 1)
{
splash(HZ, ID2P(LANG_FM_NO_PRESETS));
update_screen = true;
FOR_NB_SCREENS(i)
{
screens[i].set_viewport(&vp[i]);
screens[i].clear_viewport();
screens[i].update_viewport();
screens[i].set_viewport(NULL);
}
break;
}
handle_radio_presets();
FOR_NB_SCREENS(i)
{
screens[i].set_viewport(&vp[i]);
screens[i].clear_viewport();
screens[i].update_viewport();
screens[i].set_viewport(NULL);
}
#ifdef HAVE_BUTTONBAR
gui_buttonbar_set(&buttonbar,
str(LANG_BUTTONBAR_MENU),
str(LANG_PRESET),
str(LANG_FM_BUTTONBAR_RECORD));
#endif
update_screen = true;
break;
#endif /* FM_PRESET */
#ifdef FM_FREEZE
case ACTION_FM_FREEZE:
if(!screen_freeze)
{
splash(HZ, str(LANG_FM_FREEZE));
screen_freeze = true;
}
else
{
update_screen = true;
screen_freeze = false;
}
break;
#endif /* FM_FREEZE */
case SYS_USB_CONNECTED:
#if CONFIG_CODEC != SWCODEC
/* Only accept USB connection when not recording */
if(audio_status() != AUDIO_STATUS_RECORD)
#endif
{
default_event_handler(SYS_USB_CONNECTED);
screen_freeze = true; /* Cosmetic: makes sure the
radio screen doesn't redraw */
done = true;
}
break;
#ifdef FM_MODE
case ACTION_FM_MODE:
if(radio_mode == RADIO_SCAN_MODE)
{
/* Force scan mode if there are no presets. */
if(num_presets > 0)
radio_mode = RADIO_PRESET_MODE;
}
else
radio_mode = RADIO_SCAN_MODE;
update_screen = true;
cond_talk_ids_fq(radio_mode ?
LANG_PRESET : LANG_RADIO_SCAN_MODE);
talk = true;
break;
#endif /* FM_MODE */
#ifdef FM_NEXT_PRESET
case ACTION_FM_NEXT_PRESET:
next_preset(1);
end_search();
update_screen = true;
talk = true;
break;
#endif
#ifdef FM_PREV_PRESET
case ACTION_FM_PREV_PRESET:
next_preset(-1);
end_search();
update_screen = true;
talk = true;
break;
#endif
default:
default_event_handler(button);
break;
} /*switch(button)*/
#ifdef FM_RECORD_DBLPRE
if (button != ACTION_NONE)
lastbutton = button;
#endif
#if CONFIG_CODEC != SWCODEC
peak_meter_peek();
#endif
if(!screen_freeze)
{
/* Only display the peak meter when not recording */
#if CONFIG_CODEC != SWCODEC
if(!audio_status())
{
FOR_NB_SCREENS(i)
{
screens[i].set_viewport(&vp[i]);
peak_meter_screen(&screens[i],0,
STATUSBAR_HEIGHT + fh*(top_of_screen + 4),
fh);
screens[i].update_rect(0,
STATUSBAR_HEIGHT + fh*(top_of_screen + 4),
screens[i].getwidth(), fh);
screens[i].set_viewport(NULL);
}
}
if(TIME_AFTER(current_tick, timeout))
{
timeout = current_tick + HZ;
#else /* SWCODEC */
{
#endif /* CONFIG_CODEC == SWCODEC */
/* keep "mono" from always being displayed when paused */
if (radio_status != FMRADIO_PAUSED)
{
stereo = tuner_get(RADIO_STEREO) &&
!global_settings.fm_force_mono;
if(stereo != last_stereo)
{
update_screen = true;
last_stereo = stereo;
}
}
}
#if CONFIG_CODEC != SWCODEC && !defined(SIMULATOR)
seconds = audio_recorded_time() / HZ;
if (update_screen || seconds > last_seconds)
{
last_seconds = seconds;
#else
if (update_screen)
{
#endif
int freq;
FOR_NB_SCREENS(i)
{
screens[i].set_viewport(&vp[i]);
}
snprintf(buf, 128, curr_preset >= 0 ? "%d. %s" : " ",
curr_preset + 1, presets[curr_preset].name);
FOR_NB_SCREENS(i)
screens[i].puts_scroll(0, top_of_screen, buf);
freq = curr_freq / 10000;
snprintf(buf, 128, str(LANG_FM_STATION),
freq / 100, freq % 100);
FOR_NB_SCREENS(i)
screens[i].puts_scroll(0, top_of_screen + 1, buf);
snprintf(buf, 128, "%s", stereo?str(LANG_CHANNEL_STEREO):
str(LANG_CHANNEL_MONO));
FOR_NB_SCREENS(i)
screens[i].puts_scroll(0, top_of_screen + 2, buf);
snprintf(buf, 128, "%s %s", str(LANG_MODE),
radio_mode ? str(LANG_PRESET) :
str(LANG_RADIO_SCAN_MODE));
FOR_NB_SCREENS(i)
screens[i].puts_scroll(0, top_of_screen + 3, buf);
#if CONFIG_CODEC != SWCODEC
if(audio_status() == AUDIO_STATUS_RECORD)
{
hours = seconds / 3600;
minutes = (seconds - (hours * 3600)) / 60;
snprintf(buf, 32, "%s %02d:%02d:%02d",
str(LANG_RECORDING_TIME),
hours, minutes, seconds%60);
FOR_NB_SCREENS(i)
screens[i].puts_scroll(0, top_of_screen + 4, buf);
}
else
{
if(rec_options.rec_prerecord_time)
{
snprintf(buf, 32, "%s %02d",
str(LANG_RECORD_PRERECORD), seconds%60);
FOR_NB_SCREENS(i)
screens[i].puts_scroll(0, top_of_screen + 4, buf);
}
}
#endif /* CONFIG_CODEC != SWCODEC */
FOR_NB_SCREENS(i)
{
screens[i].update_viewport();
screens[i].set_viewport(NULL);
}
#ifdef HAVE_BUTTONBAR
gui_buttonbar_draw(&buttonbar);
#endif
}
/* Only force the redraw if update_screen is true */
gui_syncstatusbar_draw(&statusbars,true);
}
update_screen = false;
if (global_settings.talk_file && talk
&& radio_status == FMRADIO_PAUSED)
{
talk = false;
bool enqueue = false;
if (radio_mode == RADIO_SCAN_MODE)
{
talk_freq(curr_freq, enqueue);
enqueue = true;
}
if (curr_preset >= 0)
talk_preset(curr_preset, radio_mode == RADIO_PRESET_MODE,
enqueue);
}
#if CONFIG_CODEC != SWCODEC
if(audio_status() & AUDIO_STATUS_ERROR)
{
done = true;
}
#endif
#ifndef HAVE_NOISY_IDLE_MODE
if (TIME_AFTER(current_tick, button_timeout))
{
cpu_idle_mode(true);
}
#endif
} /*while(!done)*/
#ifndef SIMULATOR
#if CONFIG_CODEC != SWCODEC
if(audio_status() & AUDIO_STATUS_ERROR)
{
splash(0, str(LANG_DISK_FULL));
gui_syncstatusbar_draw(&statusbars,true);
FOR_NB_SCREENS(i)
{
screens[i].set_viewport(&vp[i]);
screens[i].update_viewport();
screens[i].set_viewport(NULL);
}
audio_error_clear();
while(1)
{
button = get_action(CONTEXT_FM, TIMEOUT_BLOCK);
if(button == ACTION_FM_STOP)
break;
}
}
audio_init_playback();
#endif /* CONFIG_CODEC != SWCODEC */
sound_settings_apply();
#endif /* SIMULATOR */
if(keep_playing)
{
/* Catch FMRADIO_PLAYING status for the sim. */
#ifndef SIMULATOR
#if CONFIG_CODEC != SWCODEC
/* Enable the Left and right A/D Converter */
audio_set_recording_gain(sound_default(SOUND_LEFT_GAIN),
sound_default(SOUND_RIGHT_GAIN),
AUDIO_GAIN_LINEIN);
mas_codec_writereg(6, 0x4000);
#endif
end_search();
#endif /* SIMULATOR */
}
else
{
#if CONFIG_CODEC == SWCODEC
audio_set_input_source(AUDIO_SRC_PLAYBACK, SRCF_PLAYBACK);
#else
radio_stop();
#endif
}
#ifndef HAVE_NOISY_IDLE_MODE
cpu_idle_mode(false);
#endif
/* restore status bar settings */
global_settings.statusbar = statusbar;
global_status.statusbar_forced = 0;
in_screen = false;
#if CONFIG_CODEC != SWCODEC
return have_recorded;
#else
return false;
#endif
} /* radio_screen */
static void radio_save_presets(void)
{
int fd;
int i;
fd = creat(filepreset);
if(fd >= 0)
{
for(i = 0;i < num_presets;i++)
{
fdprintf(fd, "%d:%s\n", presets[i].frequency, presets[i].name);
}
close(fd);
if(!strncasecmp(FMPRESET_PATH, filepreset, strlen(FMPRESET_PATH)))
set_file(filepreset, global_settings.fmr_file, MAX_FILENAME);
presets_changed = false;
}
else
{
splash(HZ, ID2P(LANG_FM_PRESET_SAVE_FAILED));
}
}
void radio_load_presets(char *filename)
{
int fd;
int rc;
char buf[128];
char *freq;
char *name;
bool done = false;
int f;
memset(presets, 0, sizeof(presets));
num_presets = 0;
/* No Preset in configuration. */
if(filename[0] == '\0')
{
filepreset[0] = '\0';
return;
}
/* Temporary preset, loaded until player shuts down. */
else if(filename[0] == '/')
strncpy(filepreset, filename, sizeof(filepreset));
/* Preset from default directory. */
else
snprintf(filepreset, sizeof(filepreset), "%s/%s.fmr",
FMPRESET_PATH, filename);
fd = open_utf8(filepreset, O_RDONLY);
if(fd >= 0)
{
while(!done && num_presets < MAX_PRESETS)
{
rc = read_line(fd, buf, 128);
if(rc > 0)
{
if(settings_parseline(buf, &freq, &name))
{
f = atoi(freq);
if(f) /* For backwards compatibility */
{
struct fmstation * const fms = &presets[num_presets];
fms->frequency = f;
strncpy(fms->name, name, MAX_FMPRESET_LEN);
fms->name[MAX_FMPRESET_LEN] = '\0';
num_presets++;
}
}
}
else
done = true;
}
close(fd);
}
else /* invalid file name? */
filepreset[0] = '\0';
presets_loaded = num_presets > 0;
presets_changed = false;
}
static int radio_add_preset(void)
{
char buf[MAX_FMPRESET_LEN + 1];
if(num_presets < MAX_PRESETS)
{
memset(buf, 0, MAX_FMPRESET_LEN);
if (!kbd_input(buf, MAX_FMPRESET_LEN))
{
struct fmstation * const fms = &presets[num_presets];
buf[MAX_FMPRESET_LEN] = '\0';
strcpy(fms->name, buf);
fms->frequency = curr_freq;
num_presets++;
presets_changed = true;
presets_loaded = num_presets > 0;
}
}
else
{
splash(HZ, ID2P(LANG_FM_NO_FREE_PRESETS));
}
return true;
}
/* needed to know which preset we are edit/delete-ing */
static int selected_preset = -1;
static int radio_edit_preset(void)
{
char buf[MAX_FMPRESET_LEN + 1];
if (num_presets > 0)
{
struct fmstation * const fms = &presets[selected_preset];
strncpy(buf, fms->name, MAX_FMPRESET_LEN);
if (!kbd_input(buf, MAX_FMPRESET_LEN))
{
buf[MAX_FMPRESET_LEN] = '\0';
strcpy(fms->name, buf);
presets_changed = true;
}
}
return 1;
}
static int radio_delete_preset(void)
{
if (num_presets > 0)
{
struct fmstation * const fms = &presets[selected_preset];
if (selected_preset >= --num_presets)
selected_preset = num_presets - 1;
memmove(fms, fms + 1, (uintptr_t)(fms + num_presets) -
(uintptr_t)fms);
}
/* Don't ask to save when all presets are deleted. */
presets_changed = num_presets > 0;
if (!presets_changed)
{
/* The preset list will be cleared, switch to Scan Mode. */
radio_mode = RADIO_SCAN_MODE;
presets_loaded = false;
}
return 1;
}
static int load_preset_list(void)
{
return !rockbox_browse(FMPRESET_PATH, SHOW_FMR);
}
static int save_preset_list(void)
{
if(num_presets > 0)
{
bool bad_file_name = true;
if(!dir_exists(FMPRESET_PATH)) /* Check if there is preset folder */
mkdir(FMPRESET_PATH);
create_numbered_filename(filepreset, FMPRESET_PATH, "preset",
".fmr", 2 IF_CNFN_NUM_(, NULL));
while(bad_file_name)
{
if(!kbd_input(filepreset, sizeof(filepreset)))
{
/* check the name: max MAX_FILENAME (20) chars */
char* p2;
char* p1;
int len;
p1 = strrchr(filepreset, '/');
p2 = p1;
while((p1) && (*p2) && (*p2 != '.'))
p2++;
len = (int)(p2-p1) - 1;
if((!p1) || (len > MAX_FILENAME) || (len == 0))
{
/* no slash, too long or too short */
splash(HZ, ID2P(LANG_INVALID_FILENAME));
}
else
{
/* add correct extension (easier to always write)
at this point, p2 points to 0 or the extension dot */
*p2 = '\0';
strcat(filepreset,".fmr");
bad_file_name = false;
radio_save_presets();
}
}
else
{
/* user aborted */
return false;
}
}
}
else
splash(HZ, ID2P(LANG_FM_NO_PRESETS));
return true;
}
static int clear_preset_list(void)
{
/* Clear all the preset entries */
memset(presets, 0, sizeof (presets));
num_presets = 0;
presets_loaded = false;
/* The preset list will be cleared switch to Scan Mode. */
radio_mode = RADIO_SCAN_MODE;
presets_changed = false; /* Don't ask to save when clearing the list. */
return true;
}
MENUITEM_FUNCTION(radio_edit_preset_item, MENU_FUNC_CHECK_RETVAL,
ID2P(LANG_FM_EDIT_PRESET),
radio_edit_preset, NULL, NULL, Icon_NOICON);
MENUITEM_FUNCTION(radio_delete_preset_item, MENU_FUNC_CHECK_RETVAL,
ID2P(LANG_FM_DELETE_PRESET),
radio_delete_preset, NULL, NULL, Icon_NOICON);
static int radio_preset_callback(int action,
const struct menu_item_ex *this_item)
{
if (action == ACTION_STD_OK)
action = ACTION_EXIT_AFTER_THIS_MENUITEM;
return action;
(void)this_item;
}
MAKE_MENU(handle_radio_preset_menu, ID2P(LANG_PRESET),
radio_preset_callback, Icon_NOICON, &radio_edit_preset_item,
&radio_delete_preset_item);
/* present a list of preset stations */
static char * presets_get_name(int selected_item, void *data,
char *buffer, size_t buffer_len)
{
(void)data;
struct fmstation *p = &presets[selected_item];
if(p->name[0])
return p->name;
int freq = p->frequency / 10000;
int frac = freq % 100;
freq /= 100;
snprintf(buffer, buffer_len,
str(LANG_FM_DEFAULT_PRESET_NAME), freq, frac);
return buffer;
}
static int presets_speak_name(int selected_item, void * data)
{
(void)data;
talk_preset(selected_item, true, false);
return 0;
}
static int handle_radio_presets(void)
{
struct gui_synclist lists;
int result = 0;
int action = ACTION_NONE;
#ifdef HAVE_BUTTONBAR
struct gui_buttonbar buttonbar;
#endif
if(presets_loaded == false)
return result;
#ifdef HAVE_BUTTONBAR
gui_buttonbar_init(&buttonbar);
gui_buttonbar_set_display(&buttonbar, &(screens[SCREEN_MAIN]) );
gui_buttonbar_set(&buttonbar, str(LANG_FM_BUTTONBAR_ADD),
str(LANG_FM_BUTTONBAR_EXIT),
str(LANG_FM_BUTTONBAR_ACTION));
gui_buttonbar_draw(&buttonbar);
#endif
gui_synclist_init(&lists, presets_get_name, NULL, false, 1, NULL);
gui_synclist_set_title(&lists, str(LANG_PRESET), NOICON);
gui_synclist_set_icon_callback(&lists, NULL);
if(global_settings.talk_file)
gui_synclist_set_voice_callback(&lists, presets_speak_name);
gui_synclist_set_nb_items(&lists, num_presets);
gui_synclist_select_item(&lists, curr_preset<0 ? 0 : curr_preset);
gui_synclist_speak_item(&lists);
while (result == 0)
{
gui_synclist_draw(&lists);
gui_syncstatusbar_draw(&statusbars, true);
list_do_action(CONTEXT_STD, HZ,
&lists, &action, LIST_WRAP_UNLESS_HELD);
switch (action)
{
case ACTION_STD_MENU:
radio_add_preset();
break;
case ACTION_STD_CANCEL:
result = 1;
break;
case ACTION_STD_OK:
curr_preset = gui_synclist_get_sel_pos(&lists);
curr_freq = presets[curr_preset].frequency;
next_station(0);
remember_frequency();
result = 1;
break;
case ACTION_F3:
case ACTION_STD_CONTEXT:
selected_preset = gui_synclist_get_sel_pos(&lists);
do_menu(&handle_radio_preset_menu, NULL, NULL, false);
gui_synclist_set_nb_items(&lists, num_presets);
gui_synclist_select_item(&lists, selected_preset);
gui_synclist_speak_item(&lists);
break;
default:
if(default_event_handler(action) == SYS_USB_CONNECTED)
result = 2;
}
}
return result - 1;
}
void toggle_mono_mode(bool mono)
{
tuner_set(RADIO_FORCE_MONO, mono);
}
void set_radio_region(int region)
{
#ifdef HAVE_RADIO_REGION
tuner_set(RADIO_REGION, region);
#endif
next_station(0);
remember_frequency();
(void)region;
}
MENUITEM_SETTING(set_region, &global_settings.fm_region, NULL);
MENUITEM_SETTING(force_mono, &global_settings.fm_force_mono, NULL);
#ifndef FM_MODE
static char* get_mode_text(int selected_item, void * data, char *buffer)
{
(void)selected_item;
(void)data;
snprintf(buffer, MAX_PATH, "%s %s", str(LANG_MODE),
radio_mode ? str(LANG_PRESET) :
str(LANG_RADIO_SCAN_MODE));
return buffer;
}
static int toggle_radio_mode(void)
{
radio_mode = (radio_mode == RADIO_SCAN_MODE) ?
RADIO_PRESET_MODE : RADIO_SCAN_MODE;
return 0;
}
MENUITEM_FUNCTION_DYNTEXT(radio_mode_item, 0,
toggle_radio_mode, NULL,
get_mode_text, NULL, NULL, NULL, Icon_NOICON);
#endif
static int scan_presets(void *viewports)
{
bool do_scan = true;
int i;
struct viewport *vp = (struct viewport *)viewports;
FOR_NB_SCREENS(i)
screens[i].set_viewport(vp?&vp[i]:NULL);
if(num_presets > 0) /* Do that to avoid 2 questions. */
do_scan = yesno_pop(ID2P(LANG_FM_CLEAR_PRESETS));
if(do_scan)
{
const struct fm_region_data * const fmr =
&fm_region_data[global_settings.fm_region];
curr_freq = fmr->freq_min;
num_presets = 0;
memset(presets, 0, sizeof(presets));
tuner_set(RADIO_MUTE, 1);
while(curr_freq <= fmr->freq_max)
{
int freq, frac;
if(num_presets >= MAX_PRESETS || action_userabort(TIMEOUT_NOBLOCK))
break;
freq = curr_freq / 10000;
frac = freq % 100;
freq /= 100;
splashf(0, str(LANG_FM_SCANNING), freq, frac);
if(tuner_set(RADIO_SCAN_FREQUENCY, curr_freq))
{
/* add preset */
presets[num_presets].name[0] = '\0';
presets[num_presets].frequency = curr_freq;
num_presets++;
}
curr_freq += fmr->freq_step;
}
if (radio_status == FMRADIO_PLAYING)
tuner_set(RADIO_MUTE, 0);
presets_changed = true;
FOR_NB_SCREENS(i)
{
screens[i].clear_viewport();
screens[i].update_viewport();
}
if(num_presets > 0)
{
curr_freq = presets[0].frequency;
radio_mode = RADIO_PRESET_MODE;
presets_loaded = true;
next_station(0);
}
else
{
/* Wrap it to beginning or we'll be past end of band */
presets_loaded = false;
next_station(1);
}
}
return true;
}
#ifdef HAVE_RECORDING
#if defined(HAVE_FMRADIO_REC) && CONFIG_CODEC == SWCODEC
#define FM_RECORDING_SCREEN
static int fm_recording_screen(void)
{
bool ret;
/* switch recording source to FMRADIO for the duration */
int rec_source = global_settings.rec_source;
global_settings.rec_source = AUDIO_SRC_FMRADIO;
ret = recording_screen(true);
/* safe to reset as changing sources is prohibited here */
global_settings.rec_source = rec_source;
return ret;
}
#endif /* defined(HAVE_FMRADIO_REC) && CONFIG_CODEC == SWCODEC */
#if defined(HAVE_FMRADIO_REC) || CONFIG_CODEC != SWCODEC
#define FM_RECORDING_SETTINGS
static int fm_recording_settings(void)
{
bool ret = recording_menu(true);
#if CONFIG_CODEC != SWCODEC
if (!ret)
{
struct audio_recording_options rec_options;
rec_init_recording_options(&rec_options);
rec_options.rec_source = AUDIO_SRC_LINEIN;
rec_set_recording_options(&rec_options);
}
#endif
return ret;
}
#endif /* defined(HAVE_FMRADIO_REC) || CONFIG_CODEC != SWCODEC */
#endif /* HAVE_RECORDING */
#ifdef FM_RECORDING_SCREEN
MENUITEM_FUNCTION(recscreen_item, 0, ID2P(LANG_RECORDING),
fm_recording_screen, NULL, NULL, Icon_Recording);
#endif
#ifdef FM_RECORDING_SETTINGS
MENUITEM_FUNCTION(recsettings_item, 0, ID2P(LANG_RECORDING_SETTINGS),
fm_recording_settings, NULL, NULL, Icon_Recording);
#endif
#ifndef FM_PRESET
MENUITEM_FUNCTION(radio_presets_item, 0, ID2P(LANG_PRESET),
handle_radio_presets, NULL, NULL, Icon_NOICON);
#endif
#ifndef FM_PRESET_ADD
MENUITEM_FUNCTION(radio_addpreset_item, 0, ID2P(LANG_FM_ADD_PRESET),
radio_add_preset, NULL, NULL, Icon_NOICON);
#endif
MENUITEM_FUNCTION(presetload_item, 0, ID2P(LANG_FM_PRESET_LOAD),
load_preset_list, NULL, NULL, Icon_NOICON);
MENUITEM_FUNCTION(presetsave_item, 0, ID2P(LANG_FM_PRESET_SAVE),
save_preset_list, NULL, NULL, Icon_NOICON);
MENUITEM_FUNCTION(presetclear_item, 0, ID2P(LANG_FM_PRESET_CLEAR),
clear_preset_list, NULL, NULL, Icon_NOICON);
MENUITEM_FUNCTION(scan_presets_item, MENU_FUNC_USEPARAM,
ID2P(LANG_FM_SCAN_PRESETS),
scan_presets, NULL, NULL, Icon_NOICON);
MAKE_MENU(radio_settings_menu, ID2P(LANG_FM_MENU), NULL,
Icon_Radio_screen,
#ifndef FM_PRESET
&radio_presets_item,
#endif
#ifndef FM_PRESET_ADD
&radio_addpreset_item,
#endif
&presetload_item, &presetsave_item, &presetclear_item,
&force_mono,
#ifndef FM_MODE
&radio_mode_item,
#endif
&set_region, &sound_settings,
#ifdef FM_RECORDING_SCREEN
&recscreen_item,
#endif
#ifdef FM_RECORDING_SETTINGS
&recsettings_item,
#endif
&scan_presets_item);
/* main menu of the radio screen */
static bool radio_menu(void)
{
return do_menu(&radio_settings_menu, NULL, NULL, false) ==
MENU_ATTACHED_USB;
}
#endif
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