/*************************************************************************** * __________ __ ___. * 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 #include #include #include #include #include #include "debug.h" #include "button.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 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); 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, NULL, 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, ¤t_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 /* 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); 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); 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; }