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rockbox/apps/radio/radio.c
Nils Wallménius af8122b1cb Reuse a general voice function instead of reinventing the wheel. 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30080 a1c6a512-1295-4272-9138-f99709370657
2011-06-26 14:42:24 +00:00

879 lines
23 KiB
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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 <stdio.h>
#include <stdbool.h>
#include <stdlib.h>
#include "config.h"
#include "system.h"
#include "settings.h"
#include "status.h"
#include "audio.h"
#include "general.h"
#include "radio.h"
#include "menu.h"
#include "menus/exported_menus.h"
#include "misc.h"
#include "screens.h"
#include "peakmeter.h"
#include "lang.h"
#ifdef HAVE_RECORDING
#include "recording.h"
#endif
#ifdef IPOD_ACCESSORY_PROTOCOL
#include "iap.h"
#endif
#include "talk.h"
#include "tuner.h"
#include "power.h"
#include "sound.h"
#include "screen_access.h"
#include "splash.h"
#include "yesno.h"
#include "tree.h"
#include "dir.h"
#include "action.h"
#include "viewport.h"
#include "skin_engine/skin_engine.h"
#include "statusbar-skinned.h"
#if CONFIG_CODEC == SWCODEC
#include "playback.h"
#endif
#include "presets.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) ||\
(CONFIG_KEYPAD == SANSA_FUZE_PAD) || (CONFIG_KEYPAD == SANSA_CLIP_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
#elif (CONFIG_KEYPAD == COWON_D2_PAD)
#define FM_MENU
#define FM_PRESET
#define FM_STOP
#define FM_MODE
#define FM_EXIT
#define FM_PLAY
#elif (CONFIG_KEYPAD == IPOD_4G_PAD) || (CONFIG_KEYPAD == IPOD_3G_PAD) || \
(CONFIG_KEYPAD == IPOD_1G2G_PAD)
#define FM_MENU
#define FM_STOP
#define FM_EXIT
#define FM_PLAY
#define FM_MODE
#elif (CONFIG_KEYPAD == MPIO_HD200_PAD)
#define FM_MENU
#define FM_STOP
#define FM_EXIT
#define FM_PLAY
#define FM_MODE
#define FM_STOP
#endif
/* presets.c needs these so keep unstatic or redo the whole thing! */
int curr_freq; /* current frequency in Hz */
int radio_mode = RADIO_SCAN_MODE;
static int search_dir = 0;
static int radio_status = FMRADIO_OFF;
static bool in_screen = false;
static void radio_off(void);
bool radio_scan_mode(void)
{
return radio_mode == RADIO_SCAN_MODE;
}
bool radio_is_stereo(void)
{
return tuner_get(RADIO_STEREO) && !global_settings.fm_force_mono;
}
int radio_current_frequency(void)
{
return curr_freq;
}
/* Function to manipulate all yesno dialogues.
This function needs the output text as an argument. */
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_off();
#ifdef HAVE_ALBUMART
radioart_init(false);
#endif
}
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);
/* For si4700: 2==this is really 'pause'. other tuners treat it
* like 'bool'. */
tuner_set(RADIO_SLEEP, 2);
radio_status = FMRADIO_PAUSED;
} /* radio_pause */
static void radio_off(void)
{
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. */
}
void radio_stop(void)
{
if(radio_status == FMRADIO_OFF)
return;
radio_off();
} /* radio_stop */
bool radio_hardware_present(void)
{
return tuner_get(RADIO_PRESENT);
}
/* Keep freq on the grid for the current region */
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;
}
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();
}
/* 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 */
void next_station(int direction)
{
if (direction != 0 && radio_mode != RADIO_SCAN_MODE)
{
preset_next(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);
preset_set_current(preset_find(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;
}
void radio_screen(void)
{
bool done = false;
int button;
int i;
bool stereo = false, last_stereo = false;
int update_type = 0;
bool screen_freeze = false;
bool keep_playing = false;
bool talk = false;
#ifdef FM_RECORD_DBLPRE
int lastbutton = BUTTON_NONE;
unsigned long rec_lastclick = 0;
#endif
#if CONFIG_CODEC != SWCODEC
int timeout = current_tick + HZ/10;
#if !defined(SIMULATOR)
unsigned int last_seconds = 0;
unsigned int seconds = 0;
struct audio_recording_options rec_options;
#endif /* SIMULATOR */
#endif /* CONFIG_CODEC != SWCODEC */
#ifndef HAVE_NOISY_IDLE_MODE
int button_timeout = current_tick + (2*HZ);
#endif
/* change status to "in screen" */
push_current_activity(ACTIVITY_FM);
in_screen = true;
if(radio_preset_count() <= 0)
{
radio_load_presets(global_settings.fmr_file);
}
skin_get_global_state()->id3 = NULL;
#ifdef HAVE_ALBUMART
radioart_init(true);
#endif
if(radio_status == FMRADIO_OFF)
audio_stop();
#ifndef SIMULATOR
#if CONFIG_CODEC != SWCODEC
rec_create_directory();
audio_init_recording(talk_get_bufsize());
sound_settings_apply();
/* Yes, we use the D/A for monitoring */
peak_meter_playback(true);
peak_meter_enable(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
/* This should be done before touching audio settings */
while (!audio_is_thread_ready())
sleep(0);
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(radio_preset_count() < 1 && yesno_pop(ID2P(LANG_FM_FIRST_AUTOSCAN)))
presets_scan(NULL);
fms_fix_displays(FMS_ENTER);
FOR_NB_SCREENS(i)
skin_update(FM_SCREEN, i, SKIN_REFRESH_ALL);
preset_set_current(preset_find(curr_freq));
if(radio_current_preset() != -1)
radio_mode = RADIO_PRESET_MODE;
#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_type = SKIN_REFRESH_ALL;
if(tuner_set(RADIO_SCAN_FREQUENCY, curr_freq))
{
preset_set_current(preset_find(curr_freq));
remember_frequency();
end_search();
talk = true;
}
trigger_cpu_boost();
}
if (!update_type)
{
cancel_cpu_boost();
}
button = fms_do_button_loop(update_type>0);
#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_have_changed())
{
if(yesno_pop(ID2P(LANG_FM_SAVE_CHANGES)))
{
presets_save();
}
}
}
update_type = SKIN_REFRESH_NON_STATIC;
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_type = SKIN_REFRESH_ALL;
}
else
{
rec_command(RECORDING_CMD_START);
update_type = SKIN_REFRESH_ALL;
}
#if CONFIG_CODEC != SWCODEC
last_seconds = 0;
#endif
#endif /* SIMULATOR */
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;
if(presets_have_changed())
{
if(yesno_pop(ID2P(LANG_FM_SAVE_CHANGES)))
{
presets_save();
}
}
break;
case ACTION_STD_PREV:
case ACTION_STD_NEXT:
next_station(button == ACTION_STD_PREV ? -1 : 1);
end_search();
update_type = SKIN_REFRESH_ALL;
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)
{
preset_next(search_dir);
end_search();
talk = true;
}
else if (dir == 0)
{
/* Starting auto scan */
tuner_set(RADIO_MUTE, 1);
}
update_type = SKIN_REFRESH_ALL;
break;
}
case ACTION_SETTINGS_INC:
case ACTION_SETTINGS_INCREPEAT:
global_settings.volume++;
setvol();
update_type = SKIN_REFRESH_NON_STATIC;
break;
case ACTION_SETTINGS_DEC:
case ACTION_SETTINGS_DECREPEAT:
global_settings.volume--;
setvol();
update_type = SKIN_REFRESH_NON_STATIC;
break;
case ACTION_FM_PLAY:
if (radio_status == FMRADIO_PLAYING)
radio_pause();
else
radio_start();
update_type = SKIN_REFRESH_NON_STATIC;
talk = false;
talk_shutup();
break;
case ACTION_FM_MENU:
fms_fix_displays(FMS_EXIT);
do_menu(&radio_settings_menu, NULL, NULL, false);
preset_set_current(preset_find(curr_freq));
fms_fix_displays(FMS_ENTER);
update_type = SKIN_REFRESH_ALL;
break;
#ifdef FM_PRESET
case ACTION_FM_PRESET:
if(radio_preset_count() < 1)
{
splash(HZ, ID2P(LANG_FM_NO_PRESETS));
update_type = SKIN_REFRESH_ALL;
break;
}
fms_fix_displays(FMS_EXIT);
handle_radio_presets();
fms_fix_displays(FMS_ENTER);
update_type = SKIN_REFRESH_ALL;
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_type = SKIN_REFRESH_ALL;
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(radio_preset_count() > 0)
radio_mode = RADIO_PRESET_MODE;
}
else
radio_mode = RADIO_SCAN_MODE;
update_type = SKIN_REFRESH_ALL;
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:
preset_next(1);
end_search();
update_type = SKIN_REFRESH_ALL;
talk = true;
break;
#endif
#ifdef FM_PREV_PRESET
case ACTION_FM_PREV_PRESET:
preset_next(-1);
end_search();
update_type = SKIN_REFRESH_ALL;
talk = true;
break;
#endif
case ACTION_NONE:
update_type = SKIN_REFRESH_NON_STATIC;
break;
default:
default_event_handler(button);
#ifdef HAVE_RDS_CAP
if (tuner_get(RADIO_EVENT))
update_type = SKIN_REFRESH_ALL;
#endif
if (!tuner_get(RADIO_PRESENT))
{
#if CONFIG_CODEC != SWCODEC && !defined(SIMULATOR)
if(audio_status() == AUDIO_STATUS_RECORD)
audio_stop();
#endif
keep_playing = false;
done = true;
if(presets_have_changed())
{
if(yesno_pop(ID2P(LANG_FM_SAVE_CHANGES)))
{
radio_save_presets();
}
}
/* Clear the preset list on exit. */
preset_list_clear();
}
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(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_type = SKIN_REFRESH_ALL;
last_stereo = stereo;
}
}
}
#if CONFIG_CODEC != SWCODEC && !defined(SIMULATOR)
seconds = audio_recorded_time() / HZ;
if (update_type || seconds > last_seconds)
{
last_seconds = seconds;
#else
if (update_type)
{
#endif
FOR_NB_SCREENS(i)
skin_update(FM_SCREEN, i, update_type);
}
}
update_type = 0;
if (global_settings.talk_file && talk
&& radio_status == FMRADIO_PAUSED)
{
talk = false;
bool enqueue = false;
if (radio_mode == RADIO_SCAN_MODE)
{
talk_value_decimal(curr_freq, UNIT_INT, 6, enqueue);
enqueue = true;
}
if (radio_current_preset() >= 0)
preset_talk(radio_current_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));
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
fms_fix_displays(FMS_EXIT);
pop_current_activity();
in_screen = false;
} /* radio_screen */
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;
}
#endif
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