2acc0ac542
later. We still need to hunt down snippets used that are not. 1324 modified files... http://www.rockbox.org/mail/archive/rockbox-dev-archive-2008-06/0060.shtml git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17847 a1c6a512-1295-4272-9138-f99709370657
154 lines
3.6 KiB
C
154 lines
3.6 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2005 Dave Chapman
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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/* "helper functions" common to all codecs */
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#include <string.h>
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#include "codecs.h"
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#include "dsp.h"
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#include "codeclib.h"
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#include "id3.h"
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long mem_ptr;
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long bufsize;
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unsigned char* mp3buf; // The actual MP3 buffer from Rockbox
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unsigned char* mallocbuf; // 512K from the start of MP3 buffer
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unsigned char* filebuf; // The rest of the MP3 buffer
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int codec_init(void)
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{
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mem_ptr = 0;
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mallocbuf = (unsigned char *)ci->get_codec_memory((size_t *)&bufsize);
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return 0;
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}
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void codec_set_replaygain(struct mp3entry* id3)
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{
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ci->configure(DSP_SET_TRACK_GAIN, id3->track_gain);
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ci->configure(DSP_SET_ALBUM_GAIN, id3->album_gain);
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ci->configure(DSP_SET_TRACK_PEAK, id3->track_peak);
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ci->configure(DSP_SET_ALBUM_PEAK, id3->album_peak);
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}
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/* Various "helper functions" common to all the xxx2wav decoder plugins */
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void* codec_malloc(size_t size)
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{
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void* x;
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if (mem_ptr + (long)size > bufsize)
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return NULL;
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x=&mallocbuf[mem_ptr];
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mem_ptr+=(size+3)&~3; /* Keep memory 32-bit aligned */
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return(x);
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}
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void* codec_calloc(size_t nmemb, size_t size)
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{
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void* x;
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x = codec_malloc(nmemb*size);
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if (x == NULL)
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return NULL;
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ci->memset(x,0,nmemb*size);
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return(x);
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}
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void codec_free(void* ptr) {
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(void)ptr;
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}
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void* codec_realloc(void* ptr, size_t size)
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{
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void* x;
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(void)ptr;
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x = codec_malloc(size);
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return(x);
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}
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size_t strlen(const char *s)
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{
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return(ci->strlen(s));
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}
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char *strcpy(char *dest, const char *src)
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{
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return(ci->strcpy(dest,src));
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}
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char *strcat(char *dest, const char *src)
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{
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return(ci->strcat(dest,src));
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}
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int strcmp(const char *s1, const char *s2)
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{
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return(ci->strcmp(s1,s2));
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}
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void *memcpy(void *dest, const void *src, size_t n)
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{
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return(ci->memcpy(dest,src,n));
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}
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void *memset(void *s, int c, size_t n)
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{
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return(ci->memset(s,c,n));
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}
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int memcmp(const void *s1, const void *s2, size_t n)
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{
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return(ci->memcmp(s1,s2,n));
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}
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void* memchr(const void *s, int c, size_t n)
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{
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return(ci->memchr(s,c,n));
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}
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void *memmove(void *dest, const void *src, size_t n)
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{
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return(ci->memmove(dest,src,n));
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}
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void qsort(void *base, size_t nmemb, size_t size,
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int(*compar)(const void *, const void *))
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{
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ci->qsort(base,nmemb,size,compar);
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}
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#ifdef RB_PROFILE
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void __cyg_profile_func_enter(void *this_fn, void *call_site) {
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#ifdef CPU_COLDFIRE
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(void)call_site;
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ci->profile_func_enter(this_fn, __builtin_return_address(1));
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#else
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ci->profile_func_enter(this_fn, call_site);
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#endif
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}
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void __cyg_profile_func_exit(void *this_fn, void *call_site) {
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ci->profile_func_exit(this_fn,call_site);
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}
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#endif
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