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foxbox/apps/plugins/playing_time.c
Christian Soffke 23e5f77ab0 Remove mp3info function & remove list_do_action from plugin_api 
Change-Id: Ia9a2d6889679832f23b19a989927277ba886cba4
2024-07-26 15:15:06 -04:00

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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
*
* 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 "plugin.h"
#define rb_talk_ids(enqueue, ids...) rb->talk_idarray(TALK_IDARRAY(ids), enqueue)
/* units used with output_dyn_value */
const unsigned char * const byte_units[] =
{
ID2P(LANG_BYTE),
ID2P(LANG_KIBIBYTE),
ID2P(LANG_MEBIBYTE),
ID2P(LANG_GIBIBYTE)
};
const int menu_items[] = {
LANG_PLAYTIME_ELAPSED,
LANG_PLAYTIME_REMAINING,
LANG_PLAYTIME_TRK_ELAPSED,
LANG_PLAYTIME_TRK_REMAINING,
LANG_PLAYTIME_TRACK,
LANG_PLAYTIME_STORAGE,
LANG_PLAYTIME_AVG_TRACK_SIZE,
LANG_PLAYTIME_AVG_BITRATE,
};
const unsigned char * const * const kibyte_units = &byte_units[1];
enum ePT_SECS {
ePT_SECS_TTL = 0,
ePT_SECS_BEF,
ePT_SECS_AFT,
ePT_SECS_COUNT
};
enum ePT_KBS {
/* Note: Order matters (voicing order of LANG_PLAYTIME_STORAGE) */
ePT_KBS_TTL = 0,
ePT_KBS_BEF,
ePT_KBS_AFT,
ePT_KBS_COUNT
};
/* playing_time screen context */
struct playing_time_info {
int curr_index; /* index of currently playing track in playlist */
int curr_display_index; /* display index of currently playing track in playlist */
int nb_tracks; /* how many tracks in playlist */
/* seconds total, before, and after current position. Datatype
allows for values up to 68years. If I had kept it in ms
though, it would have overflowed at 24days, which takes
something like 8.5GB at 32kbps, and so we could conceivably
have playlists lasting longer than that. */
long secs[ePT_SECS_COUNT];
long trk_secs[ePT_SECS_COUNT];
/* kilobytes played total, before, and after current pos.
Kilobytes because bytes would overflow. Data type range is up
to 2TB. */
long kbs[ePT_KBS_COUNT];
};
static char* get_percent_str(long percents)
{
static char val[10];
rb->snprintf(val, 10, rb->str(LANG_PERCENT_FORMAT), percents);
return val;
}
static inline void prepare_time_string(char *buf, size_t buffer_len, long elapsed_pct, const char *timestr1, const char *timestr2)
{
if (rb->lang_is_rtl())
{
rb->snprintf(buf, buffer_len, "%s %s / %s",
get_percent_str(elapsed_pct), timestr2, timestr1);
}
else
{
rb->snprintf(buf, buffer_len, "%s / %s %s",
timestr1, timestr2, get_percent_str(elapsed_pct));
}
}
/* list callback for playing_time screen */
static const char * playing_time_get_or_speak_info(int selected_item, void * data,
char *buf, size_t buffer_len,
bool say_it)
{
long elapsed_pct; /* percentage of duration elapsed */
struct playing_time_info *pti = (struct playing_time_info *)data;
int info_no = selected_item/2;
const int menu_name_id = menu_items[info_no];
if (!(selected_item%2))
{/* header */
return rb->str(menu_name_id);
}
switch(info_no) {
case 0: { /* elapsed and total time */
char timestr1[25], timestr2[25];
rb->format_time_auto(timestr1, sizeof(timestr1),
pti->secs[ePT_SECS_BEF], UNIT_SEC, true);
rb->format_time_auto(timestr2, sizeof(timestr2),
pti->secs[ePT_SECS_TTL], UNIT_SEC, true);
if (pti->secs[ePT_SECS_TTL] == 0)
elapsed_pct = 0;
else if (pti->secs[ePT_SECS_TTL] <= 0xFFFFFF)
{
elapsed_pct = (pti->secs[ePT_SECS_BEF] * 100
/ pti->secs[ePT_SECS_TTL]);
}
else /* sacrifice some precision to avoid overflow */
{
elapsed_pct = (pti->secs[ePT_SECS_BEF] >> 7) * 100
/ (pti->secs[ePT_SECS_TTL] >> 7);
}
prepare_time_string(buf, buffer_len, elapsed_pct, timestr1, timestr2);
if (say_it)
rb_talk_ids(false, menu_name_id,
TALK_ID(pti->secs[ePT_SECS_BEF], UNIT_TIME),
VOICE_OF,
TALK_ID(pti->secs[ePT_SECS_TTL], UNIT_TIME),
VOICE_PAUSE,
TALK_ID(elapsed_pct, UNIT_PERCENT));
break;
}
case 1: { /* playlist remaining time */
char timestr[25];
rb->format_time_auto(timestr, sizeof(timestr), pti->secs[ePT_SECS_AFT],
UNIT_SEC, false);
rb->snprintf(buf, buffer_len, "%s", timestr);
if (say_it)
rb_talk_ids(false, menu_name_id,
TALK_ID(pti->secs[ePT_SECS_AFT], UNIT_TIME));
break;
}
case 2: { /* track elapsed and duration */
char timestr1[25], timestr2[25];
rb->format_time_auto(timestr1, sizeof(timestr1), pti->trk_secs[ePT_SECS_BEF],
UNIT_SEC, true);
rb->format_time_auto(timestr2, sizeof(timestr2), pti->trk_secs[ePT_SECS_TTL],
UNIT_SEC, true);
if (pti->trk_secs[ePT_SECS_TTL] == 0)
elapsed_pct = 0;
else if (pti->trk_secs[ePT_SECS_TTL] <= 0xFFFFFF)
{
elapsed_pct = (pti->trk_secs[ePT_SECS_BEF] * 100
/ pti->trk_secs[ePT_SECS_TTL]);
}
else /* sacrifice some precision to avoid overflow */
{
elapsed_pct = (pti->trk_secs[ePT_SECS_BEF] >> 7) * 100
/ (pti->trk_secs[ePT_SECS_TTL] >> 7);
}
prepare_time_string(buf, buffer_len, elapsed_pct, timestr1, timestr2);
if (say_it)
rb_talk_ids(false, menu_name_id,
TALK_ID(pti->trk_secs[ePT_SECS_BEF], UNIT_TIME),
VOICE_OF,
TALK_ID(pti->trk_secs[ePT_SECS_TTL], UNIT_TIME),
VOICE_PAUSE,
TALK_ID(elapsed_pct, UNIT_PERCENT));
break;
}
case 3: { /* track remaining time */
char timestr[25];
rb->format_time_auto(timestr, sizeof(timestr), pti->trk_secs[ePT_SECS_AFT],
UNIT_SEC, false);
rb->snprintf(buf, buffer_len, "%s", timestr);
if (say_it)
rb_talk_ids(false, menu_name_id,
TALK_ID(pti->trk_secs[ePT_SECS_AFT], UNIT_TIME));
break;
}
case 4: { /* track index */
int track_pct = pti->curr_display_index * 100 / pti->nb_tracks;
if (rb->lang_is_rtl())
{
rb->snprintf(buf, buffer_len, "%s %d / %d",
get_percent_str(track_pct), pti->nb_tracks, pti->curr_display_index);
}
else
{
rb->snprintf(buf, buffer_len, "%d / %d %s",
pti->curr_display_index, pti->nb_tracks, get_percent_str(track_pct));
}
if (say_it)
rb_talk_ids(false, menu_name_id,
TALK_ID(pti->curr_display_index, UNIT_INT),
VOICE_OF,
TALK_ID(pti->nb_tracks, UNIT_INT),
VOICE_PAUSE,
TALK_ID(track_pct, UNIT_PERCENT));
break;
}
case 5: { /* storage size */
int i;
char kbstr[ePT_KBS_COUNT][20];
for (i = 0; i < ePT_KBS_COUNT; i++) {
rb->output_dyn_value(kbstr[i], sizeof(kbstr[i]),
pti->kbs[i], kibyte_units, 3, true);
}
rb->snprintf(buf, buffer_len, "%s (%s / %s)",
kbstr[ePT_KBS_TTL], kbstr[ePT_KBS_BEF],kbstr[ePT_KBS_AFT]);
if (say_it) {
int32_t voice_ids[ePT_KBS_COUNT];
voice_ids[ePT_KBS_TTL] = menu_name_id;
voice_ids[ePT_KBS_BEF] = VOICE_PLAYTIME_DONE;
voice_ids[ePT_KBS_AFT] = LANG_PLAYTIME_REMAINING;
for (i = 0; i < ePT_KBS_COUNT; i++) {
rb_talk_ids(i > 0, VOICE_PAUSE, voice_ids[i]);
rb->output_dyn_value(NULL, 0, pti->kbs[i], kibyte_units, 3, true);
}
}
break;
}
case 6: { /* Average track file size */
char str[20];
long avg_track_size = pti->kbs[ePT_KBS_TTL] / pti->nb_tracks;
rb->output_dyn_value(str, sizeof(str), avg_track_size, kibyte_units, 3, true);
rb->snprintf(buf, buffer_len, "%s", str);
if (say_it) {
rb->talk_id(menu_name_id, false);
rb->output_dyn_value(NULL, 0, avg_track_size, kibyte_units, 3, true);
}
break;
}
case 7: { /* Average bitrate */
/* Convert power of 2 kilobytes to power of 10 kilobits */
long avg_bitrate = (pti->kbs[ePT_KBS_TTL] / pti->secs[ePT_SECS_TTL]
* 1024 * 8 / 1000);
rb->snprintf(buf, buffer_len, "%ld kbps", avg_bitrate);
if (say_it)
rb_talk_ids(false, menu_name_id,
TALK_ID(avg_bitrate, UNIT_KBIT));
break;
}
}
return buf;
}
static const char * playing_time_get_info(int selected_item, void * data,
char *buffer, size_t buffer_len)
{
return playing_time_get_or_speak_info(selected_item, data,
buffer, buffer_len, false);
}
static int playing_time_speak_info(int selected_item, void * data)
{
static char buffer[MAX_PATH];
playing_time_get_or_speak_info(selected_item, data,
buffer, MAX_PATH, true);
return 0;
}
/* playing time screen: shows total and elapsed playlist duration and
other stats */
static bool playing_time(void)
{
int error_count = 0;
unsigned long talked_tick = *rb->current_tick;
struct playing_time_info pti;
struct playlist_track_info pltrack;
struct mp3entry id3;
int i, index;
pti.nb_tracks = rb->playlist_amount();
rb->playlist_get_resume_info(&pti.curr_index);
struct mp3entry *curr_id3 = rb->audio_current_track();
if (pti.curr_index == -1 || !curr_id3)
return false;
pti.curr_display_index = rb->playlist_get_display_index();
pti.secs[ePT_SECS_BEF] = pti.trk_secs[ePT_SECS_BEF] = curr_id3->elapsed / 1000;
pti.secs[ePT_SECS_AFT] = pti.trk_secs[ePT_SECS_AFT]
= (curr_id3->length -curr_id3->elapsed) / 1000;
pti.kbs[ePT_KBS_BEF] = curr_id3->offset / 1024;
pti.kbs[ePT_KBS_AFT] = (curr_id3->filesize -curr_id3->offset) / 1024;
rb->splash_progress_set_delay(HZ/2);
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
rb->cpu_boost(true);
#endif
/* Go through each file in the playlist and get its stats. For
huge playlists this can take a while... The reference position
is the position at the moment this function was invoked,
although playback continues forward. */
index = rb->playlist_get_first_index(NULL);
for (i = 0; i < pti.nb_tracks; i++, index++) {
if (index == pti.nb_tracks)
index = 0;
/* Show a splash while we are loading. */
rb->splash_progress(i, pti.nb_tracks, "%s (%s)",
rb->str(LANG_WAIT), rb->str(LANG_OFF_ABORT));
/* Voice equivalent */
if (TIME_AFTER(*rb->current_tick, talked_tick + 5 * HZ)) {
talked_tick = *rb->current_tick;
rb_talk_ids(false, LANG_LOADING_PERCENT,
TALK_ID(i * 100 / pti.nb_tracks, UNIT_PERCENT));
}
if (rb->action_userabort(TIMEOUT_NOBLOCK))
{
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
rb->cpu_boost(false);
#endif
goto exit;
}
if (index == pti.curr_index)
continue;
if (rb->playlist_get_track_info(NULL, index, &pltrack) < 0
|| !rb->get_metadata(&id3, -1, pltrack.filename))
{
error_count++;
continue;
}
if (pltrack.display_index < pti.curr_display_index) /* preceding tracks */
{
pti.secs[ePT_SECS_BEF] += id3.length / 1000;
pti.kbs[ePT_KBS_BEF] += id3.filesize / 1024;
}
else
{
pti.secs[ePT_SECS_AFT] += id3.length / 1000;
pti.kbs[ePT_KBS_AFT] += id3.filesize / 1024;
}
}
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
rb->cpu_boost(false);
#endif
if (error_count > 0)
{
rb->splash(HZ, ID2P(LANG_PLAYTIME_ERROR));
}
pti.nb_tracks -= error_count;
pti.secs[ePT_SECS_TTL] = pti.secs[ePT_SECS_BEF] + pti.secs[ePT_SECS_AFT];
pti.trk_secs[ePT_SECS_TTL] = pti.trk_secs[ePT_SECS_BEF] + pti.trk_secs[ePT_SECS_AFT];
pti.kbs[ePT_KBS_TTL] = pti.kbs[ePT_KBS_BEF] + pti.kbs[ePT_KBS_AFT];
struct gui_synclist pt_lists;
int key;
rb->gui_synclist_init(&pt_lists, &playing_time_get_info, &pti, true, 2, NULL);
if (rb->global_settings->talk_menu)
rb->gui_synclist_set_voice_callback(&pt_lists, playing_time_speak_info);
rb->gui_synclist_set_nb_items(&pt_lists, 16);
rb->gui_synclist_set_title(&pt_lists, rb->str(LANG_PLAYING_TIME), NOICON);
rb->gui_synclist_draw(&pt_lists);
rb->gui_synclist_speak_item(&pt_lists);
while (true) {
key = rb->get_action(CONTEXT_LIST, HZ/2);
if (rb->gui_synclist_do_button(&pt_lists, &key) == 0
&& key!=ACTION_NONE && key!=ACTION_UNKNOWN)
{
bool usb = rb->default_event_handler(key) == SYS_USB_CONNECTED;
if (!usb && IS_SYSEVENT(key))
continue;
rb->talk_force_shutup();
return usb;
}
}
exit:
return false;
}
/* this is the plugin entry point */
enum plugin_status plugin_start(const void* parameter)
{
enum plugin_status status = PLUGIN_OK;
(void)parameter;
if (!rb->audio_status())
{
rb->splash(HZ*2, "Nothing Playing");
return status;
}
FOR_NB_SCREENS(i)
rb->viewportmanager_theme_enable(i, true, NULL);
if (playing_time())
status = PLUGIN_USB_CONNECTED;
FOR_NB_SCREENS(i)
rb->viewportmanager_theme_undo(i, false);
return status;
}
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