Nyaaori/rockbox
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity
rockbox/apps/codecs.c
Daniel Stenberg 1dd672fe32 moved and renamed the codecs, gave the codecs a new extension (.codec), 
unified to a single codec-only API, made a new codeclib, disabled the building
of the *2wav plugins


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@6812 a1c6a512-1295-4272-9138-f99709370657
2005-06-22 19:41:30 +00:00

364 lines
7.6 KiB
C
Raw Blame History

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2002 Björn Stenberg
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include <stdbool.h>
#include <string.h>
#include <stdio.h>
#include <atoi.h>
#include <timefuncs.h>
#include <ctype.h>
#include "debug.h"
#include "button.h"
#include "lcd.h"
#include "dir.h"
#include "file.h"
#include "kernel.h"
#include "sprintf.h"
#include "logf.h"
#include "screens.h"
#include "misc.h"
#include "mas.h"
#include "codecs.h"
#include "lang.h"
#include "keyboard.h"
#include "mpeg.h"
#include "buffer.h"
#include "mp3_playback.h"
#include "backlight.h"
#include "ata.h"
#include "talk.h"
#include "mp3data.h"
#include "powermgmt.h"
#include "system.h"
#include "sound.h"
#include "database.h"
#if (CONFIG_HWCODEC == MASNONE)
#include "pcm_playback.h"
#endif
#ifdef HAVE_LCD_BITMAP
#include "peakmeter.h"
#include "widgets.h"
#include "bmp.h"
#endif
#ifdef SIMULATOR
#if CONFIG_HWCODEC == MASNONE
static unsigned char codecbuf[CODEC_BUFFER_SIZE];
#endif
void *sim_codec_load(char *plugin, int *fd);
void sim_codec_close(int fd);
#else
#define sim_codec_close(x)
extern unsigned char codecbuf[];
#endif
extern void* plugin_get_audio_buffer(int *buffer_size);
static int codec_test(int api_version, int model, int memsize);
const struct codec_api ci = {
CODEC_API_VERSION,
codec_test,
0, /* filesize */
0, /* curpos */
NULL, /* id3 */
NULL, /* mp3data */
NULL, /* taginfo_ready */
false, /* stop_codec */
false, /* reload_codec */
0, /* seek_time */
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
/* lcd */
lcd_clear_display,
lcd_puts,
lcd_puts_scroll,
lcd_stop_scroll,
lcd_set_contrast,
#ifdef HAVE_LCD_CHARCELLS
lcd_define_pattern,
lcd_get_locked_pattern,
lcd_unlock_pattern,
lcd_putc,
lcd_put_cursor,
lcd_remove_cursor,
PREFIX(lcd_icon),
#else
lcd_putsxy,
lcd_puts_style,
lcd_puts_scroll_style,
lcd_bitmap,
lcd_drawline,
lcd_clearline,
lcd_drawpixel,
lcd_clearpixel,
lcd_setfont,
font_get,
lcd_clearrect,
lcd_fillrect,
lcd_drawrect,
lcd_invertrect,
lcd_getstringsize,
lcd_update,
lcd_update_rect,
scrollbar,
checkbox,
&lcd_framebuffer[0][0],
lcd_blit,
#ifndef SIMULATOR
lcd_roll,
#endif
#endif
backlight_on,
backlight_off,
backlight_set_timeout,
splash,
/* file */
(open_func)PREFIX(open),
close,
(read_func)read,
PREFIX(lseek),
(creat_func)PREFIX(creat),
(write_func)write,
PREFIX(remove),
PREFIX(rename),
PREFIX(ftruncate),
fdprintf,
read_line,
settings_parseline,
#ifndef SIMULATOR
ata_sleep,
#endif
/* dir */
PREFIX(opendir),
PREFIX(closedir),
PREFIX(readdir),
PREFIX(mkdir),
/* kernel/ system */
PREFIX(sleep),
yield,
&current_tick,
default_event_handler,
default_event_handler_ex,
create_thread,
remove_thread,
reset_poweroff_timer,
#ifndef SIMULATOR
system_memory_guard,
&cpu_frequency,
#ifdef HAVE_ADJUSTABLE_CPU_FREQ
cpu_boost,
#endif
#endif
/* strings and memory */
snprintf,
strcpy,
strncpy,
strlen,
strrchr,
strcmp,
strcasecmp,
strncasecmp,
memset,
memcpy,
_ctype_,
atoi,
strchr,
strcat,
memcmp,
strcasestr,
/* sound */
sound_set,
#ifndef SIMULATOR
mp3_play_data,
mp3_play_pause,
mp3_play_stop,
mp3_is_playing,
#if CONFIG_HWCODEC != MASNONE
bitswap,
#endif
#if CONFIG_HWCODEC == MASNONE
pcm_play_data,
pcm_play_stop,
pcm_set_frequency,
pcm_is_playing,
pcm_play_pause,
#endif
#endif
/* playback control */
PREFIX(audio_play),
audio_stop,
audio_pause,
audio_resume,
audio_next,
audio_prev,
audio_ff_rewind,
audio_next_track,
playlist_amount,
audio_status,
audio_has_changed_track,
audio_current_track,
audio_flush_and_reload_tracks,
audio_get_file_pos,
#if !defined(SIMULATOR) && (CONFIG_HWCODEC != MASNONE)
mpeg_get_last_header,
#endif
#if (CONFIG_HWCODEC == MAS3587F) || (CONFIG_HWCODEC == MAS3539F)
sound_set_pitch,
#endif
#if !defined(SIMULATOR) && (CONFIG_HWCODEC != MASNONE)
/* MAS communication */
mas_readmem,
mas_writemem,
mas_readreg,
mas_writereg,
#if (CONFIG_HWCODEC == MAS3587F) || (CONFIG_HWCODEC == MAS3539F)
mas_codec_writereg,
mas_codec_readreg,
#endif
#endif /* !simulator and HWCODEC != MASNONE */
/* tag database */
&tagdbheader,
&tagdb_fd,
&tagdb_initialized,
tagdb_init,
/* misc */
srand,
rand,
(qsort_func)qsort,
kbd_input,
get_time,
set_time,
plugin_get_audio_buffer,
#if defined(DEBUG) || defined(SIMULATOR)
debugf,
#endif
&global_settings,
mp3info,
count_mp3_frames,
create_xing_header,
find_next_frame,
battery_level,
battery_level_safe,
#if (CONFIG_HWCODEC == MAS3587F) || (CONFIG_HWCODEC == MAS3539F)
peak_meter_scale_value,
peak_meter_set_use_dbfs,
peak_meter_get_use_dbfs,
#endif
#ifdef HAVE_LCD_BITMAP
read_bmp_file,
#endif
/* new stuff at the end, sort into place next time
the API gets incompatible */
#ifdef ROCKBOX_HAS_LOGF
logf,
#endif
};
int codec_load_ram(char* codecptr, size_t size, void* ptr2, size_t bufwrap)
{
enum codec_status (*codec_start)(const struct codec_api* api, void* param);
int copy_n;
int status;
if ((char *)&codecbuf[0] != codecptr) {
/* zero out codec buffer to ensure a properly zeroed bss area */
memset(codecbuf, 0, CODEC_BUFFER_SIZE);
size = MIN(size, CODEC_BUFFER_SIZE);
copy_n = MIN(size, bufwrap);
memcpy(codecbuf, codecptr, copy_n);
size -= copy_n;
if (size > 0) {
memcpy(&codecbuf[copy_n], ptr2, size);
}
}
codec_start = (void*)&codecbuf;
invalidate_icache();
status = codec_start(&ci, NULL);
return status;
}
int codec_load_file(const char *plugin)
{
char msgbuf[80];
int fd;
int rc;
fd = open(plugin, O_RDONLY);
if (fd < 0) {
snprintf(msgbuf, sizeof(msgbuf)-1, "Couldn't load codec: %s", plugin);
logf("Codec load error:%d", fd);
splash(HZ*2, true, msgbuf);
return fd;
}
rc = read(fd, &codecbuf[0], CODEC_BUFFER_SIZE);
close(fd);
if (rc <= 0) {
logf("Codec read error");
return CODEC_ERROR;
}
return codec_load_ram(codecbuf, (size_t)rc, NULL, 0);
}
static int codec_test(int api_version, int model, int memsize)
{
if (api_version < CODEC_MIN_API_VERSION ||
api_version > CODEC_API_VERSION)
return CODEC_WRONG_API_VERSION;
(void)model;
#if 0
if (model != MODEL)
return CODEC_WRONG_MODEL;
#endif
if (memsize != MEM)
return CODEC_WRONG_MODEL;
return CODEC_OK;
}
Reference in a new issue View git blame Copy permalink