sheepy-clone: misc/libtremor/tremor/floor1.c@767d3c4153a1 (annotated)

5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	1	/********************************************************************
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	2	* *
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	3	* THIS FILE IS PART OF THE OggVorbis 'TREMOR' CODEC SOURCE CODE. *
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	4	* *
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	5	* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	6	* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	7	* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	8	* *
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	9	* THE OggVorbis 'TREMOR' SOURCE CODE IS (C) COPYRIGHT 1994-2003 *
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	10	* BY THE Xiph.Org FOUNDATION http://www.xiph.org/ *
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	11	* *
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	12	********************************************************************
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	13
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	14	function: floor backend 1 implementation
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	15
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	16	********************************************************************/
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	17
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	18	#include <stdlib.h>
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	19	#include <string.h>
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	20	#include <math.h>
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	21	#include "ogg.h"
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	22	#include "ivorbiscodec.h"
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	23	#include "codec_internal.h"
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	24	#include "codebook.h"
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	25	#include "misc.h"
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	26
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	27	extern const ogg_int32_t FLOOR_fromdB_LOOKUP[];
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	28	#define floor1_rangedB 140 /* floor 1 fixed at -140dB to 0dB range */
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	29	#define VIF_POSIT 63
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	30
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	31	/***********************************************/
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	32
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	33	void floor1_free_info(vorbis_info_floor *i){
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	34	vorbis_info_floor1 info=(vorbis_info_floor1 )i;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	35	if(info){
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	36	if(info->class)_ogg_free(info->class);
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	37	if(info->partitionclass)_ogg_free(info->partitionclass);
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	38	if(info->postlist)_ogg_free(info->postlist);
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	39	if(info->forward_index)_ogg_free(info->forward_index);
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	40	if(info->hineighbor)_ogg_free(info->hineighbor);
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	41	if(info->loneighbor)_ogg_free(info->loneighbor);
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	42	memset(info,0,sizeof(*info));
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	43	_ogg_free(info);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	44	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	45	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	46
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	47	static int ilog(unsigned int v){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	48	int ret=0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	49	while(v){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	50	ret++;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	51	v>>=1;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	52	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	53	return(ret);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	54	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	55
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	56	static int icomp(const void a,const void b){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	57	return((ogg_uint16_t )a-(ogg_uint16_t )b);
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	58	}
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	59
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	60	vorbis_info_floor floor1_info_unpack (vorbis_info vi,oggpack_buffer *opb){
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	61	codec_setup_info ci=(codec_setup_info )vi->codec_setup;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	62	int j,k,count=0,maxclass=-1,rangebits;
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	63	ogg_uint16_t *sortpointer[VIF_POSIT+2];
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	64
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	65	vorbis_info_floor1 info=(vorbis_info_floor1 )_ogg_calloc(1,sizeof(*info));
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	66	/* read partitions */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	67	info->partitions=oggpack_read(opb,5); /* only 0 to 31 legal */
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	68	info->partitionclass=
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	69	(char )_ogg_malloc(info->partitionssizeof(*info->partitionclass));
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	70	for(j=0;j<info->partitions;j++){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	71	info->partitionclass[j]=oggpack_read(opb,4); /* only 0 to 15 legal */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	72	if(maxclass<info->partitionclass[j])maxclass=info->partitionclass[j];
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	73	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	74
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	75	/* read partition classes */
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	76	info->class=
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	77	(floor1class )_ogg_malloc((maxclass+1)sizeof(*info->class));
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	78	for(j=0;j<maxclass+1;j++){
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	79	info->class[j].class_dim=oggpack_read(opb,3)+1; /* 1 to 8 */
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	80	info->class[j].class_subs=oggpack_read(opb,2); /* 0,1,2,3 bits */
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	81	if(oggpack_eop(opb)<0) goto err_out;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	82	if(info->class[j].class_subs)
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	83	info->class[j].class_book=oggpack_read(opb,8);
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	84	else
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	85	info->class[j].class_book=0;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	86	if(info->class[j].class_book>=ci->books)goto err_out;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	87	for(k=0;k<(1<<info->class[j].class_subs);k++){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	88	info->class[j].class_subbook[k]=oggpack_read(opb,8)-1;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	89	if(info->class[j].class_subbook[k]>=ci->books &&
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	90	info->class[j].class_subbook[k]!=0xff)goto err_out;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	91	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	92	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	93
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	94	/* read the post list */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	95	info->mult=oggpack_read(opb,2)+1; /* only 1,2,3,4 legal now */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	96	rangebits=oggpack_read(opb,4);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	97
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	98	for(j=0,k=0;j<info->partitions;j++)
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	99	count+=info->class[info->partitionclass[j]].class_dim;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	100	info->postlist=
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	101	(ogg_uint16_t )_ogg_malloc((count+2)sizeof(*info->postlist));
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	102	info->forward_index=
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	103	(char )_ogg_malloc((count+2)sizeof(*info->forward_index));
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	104	info->loneighbor=
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	105	(char )_ogg_malloc(countsizeof(*info->loneighbor));
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	106	info->hineighbor=
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	107	(char )_ogg_malloc(countsizeof(*info->hineighbor));
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	108
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	109	count=0;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	110	for(j=0,k=0;j<info->partitions;j++){
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	111	count+=info->class[info->partitionclass[j]].class_dim;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	112	if(count>VIF_POSIT)goto err_out;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	113	for(;k<count;k++){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	114	int t=info->postlist[k+2]=oggpack_read(opb,rangebits);
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	115	if(t>=(1<<rangebits))goto err_out;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	116	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	117	}
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	118	if(oggpack_eop(opb))goto err_out;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	119	info->postlist[0]=0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	120	info->postlist[1]=1<<rangebits;
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	121	info->posts=count+2;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	122
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	123	/* also store a sorted position index */
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	124	for(j=0;j<info->posts;j++)sortpointer[j]=info->postlist+j;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	125	qsort(sortpointer,info->posts,sizeof(*sortpointer),icomp);
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	126
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	127	/* points from sort order back to range number */
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	128	for(j=0;j<info->posts;j++)
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	129	info->forward_index[j]=sortpointer[j]-info->postlist;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	130
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	131	/* discover our neighbors for decode where we don't use fit flags
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	132	(that would push the neighbors outward) */
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	133	for(j=0;j<info->posts-2;j++){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	134	int lo=0;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	135	int hi=1;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	136	int lx=0;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	137	int hx=info->postlist[1];
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	138	int currentx=info->postlist[j+2];
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	139	for(k=0;k<j+2;k++){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	140	int x=info->postlist[k];
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	141	if(x>lx && x<currentx){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	142	lo=k;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	143	lx=x;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	144	}
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	145	if(x<hx && x>currentx){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	146	hi=k;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	147	hx=x;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	148	}
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	149	}
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	150	info->loneighbor[j]=lo;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	151	info->hineighbor[j]=hi;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	152	}
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	153
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	154	return(info);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	155
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	156	err_out:
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	157	floor1_free_info(info);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	158	return(NULL);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	159	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	160
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	161	static int render_point(int x0,int x1,int y0,int y1,int x){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	162	y0&=0x7fff; /* mask off flag */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	163	y1&=0x7fff;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	164
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	165	{
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	166	int dy=y1-y0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	167	int adx=x1-x0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	168	int ady=abs(dy);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	169	int err=ady*(x-x0);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	170
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	171	int off=err/adx;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	172	if(dy<0)return(y0-off);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	173	return(y0+off);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	174	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	175	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	176
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	177	static void render_line(int n, int x0,int x1,int y0,int y1,ogg_int32_t *d){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	178	int dy=y1-y0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	179	int adx=x1-x0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	180	int ady=abs(dy);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	181	int base=dy/adx;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	182	int sy=(dy<0?base-1:base+1);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	183	int x=x0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	184	int y=y0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	185	int err=0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	186
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	187	if(n>x1)n=x1;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	188	ady-=abs(base*adx);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	189
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	190	if(x<n)
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	191	d[x]= MULT31_SHIFT15(d[x],FLOOR_fromdB_LOOKUP[y]);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	192
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	193	while(++x<n){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	194	err=err+ady;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	195	if(err>=adx){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	196	err-=adx;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	197	y+=sy;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	198	}else{
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	199	y+=base;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	200	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	201	d[x]= MULT31_SHIFT15(d[x],FLOOR_fromdB_LOOKUP[y]);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	202	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	203	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	204
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	205	int floor1_memosize(vorbis_info_floor *i){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	206	vorbis_info_floor1 info=(vorbis_info_floor1 )i;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	207	return info->posts;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	208	}
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	209
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	210	static int quant_look[4]={256,128,86,64};
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	211
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	212	ogg_int32_t floor1_inverse1(vorbis_dsp_state vd,vorbis_info_floor *in,
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	213	ogg_int32_t *fit_value){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	214	vorbis_info_floor1 info=(vorbis_info_floor1 )in;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	215	codec_setup_info ci=(codec_setup_info )vd->vi->codec_setup;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	216
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	217	int i,j,k;
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	218	codebook *books=ci->book_param;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	219	int quant_q=quant_look[info->mult-1];
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	220
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	221	/* unpack wrapped/predicted values from stream */
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	222	if(oggpack_read(&vd->opb,1)==1){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	223	fit_value[0]=oggpack_read(&vd->opb,ilog(quant_q-1));
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	224	fit_value[1]=oggpack_read(&vd->opb,ilog(quant_q-1));
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	225
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	226	/* partition by partition */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	227	/* partition by partition */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	228	for(i=0,j=2;i<info->partitions;i++){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	229	int classv=info->partitionclass[i];
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	230	int cdim=info->class[classv].class_dim;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	231	int csubbits=info->class[classv].class_subs;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	232	int csub=1<<csubbits;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	233	int cval=0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	234
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	235	/* decode the partition's first stage cascade value */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	236	if(csubbits){
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	237	cval=vorbis_book_decode(books+info->class[classv].class_book,&vd->opb);
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	238
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	239	if(cval==-1)goto eop;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	240	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	241
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	242	for(k=0;k<cdim;k++){
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	243	int book=info->class[classv].class_subbook[cval&(csub-1)];
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	244	cval>>=csubbits;
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	245	if(book!=0xff){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	246	if((fit_value[j+k]=vorbis_book_decode(books+book,&vd->opb))==-1)
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	247	goto eop;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	248	}else{
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	249	fit_value[j+k]=0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	250	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	251	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	252	j+=cdim;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	253	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	254
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	255	/* unwrap positive values and reconsitute via linear interpolation */
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	256	for(i=2;i<info->posts;i++){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	257	int predicted=render_point(info->postlist[info->loneighbor[i-2]],
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	258	info->postlist[info->hineighbor[i-2]],
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	259	fit_value[info->loneighbor[i-2]],
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	260	fit_value[info->hineighbor[i-2]],
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	261	info->postlist[i]);
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	262	int hiroom=quant_q-predicted;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	263	int loroom=predicted;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	264	int room=(hiroom<loroom?hiroom:loroom)<<1;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	265	int val=fit_value[i];
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	266
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	267	if(val){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	268	if(val>=room){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	269	if(hiroom>loroom){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	270	val = val-loroom;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	271	}else{
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	272	val = -1-(val-hiroom);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	273	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	274	}else{
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	275	if(val&1){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	276	val= -((val+1)>>1);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	277	}else{
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	278	val>>=1;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	279	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	280	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	281
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	282	fit_value[i]=val+predicted;
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	283	fit_value[info->loneighbor[i-2]]&=0x7fff;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	284	fit_value[info->hineighbor[i-2]]&=0x7fff;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	285
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	286	}else{
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	287	fit_value[i]=predicted\|0x8000;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	288	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	289
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	290	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	291
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	292	return(fit_value);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	293	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	294	eop:
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	295	return(NULL);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	296	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	297
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	298	int floor1_inverse2(vorbis_dsp_state vd,vorbis_info_floor in,
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	299	ogg_int32_t fit_value,ogg_int32_t out){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	300	vorbis_info_floor1 info=(vorbis_info_floor1 )in;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	301
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	302	codec_setup_info ci=(codec_setup_info )vd->vi->codec_setup;
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	303	int n=ci->blocksizes[vd->W]/2;
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	304	int j;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	305
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	306	if(fit_value){
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	307	/* render the lines */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	308	int hx=0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	309	int lx=0;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	310	int ly=fit_value[0]*info->mult;
7697 767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	311	for(j=1;j<info->posts;j++){
767d3c4153a1 switch the Tremor implementation from the Cocos2D one to the lowmem-no-byte branch and let's see what happens koda parents: 6045 diff changeset	312	int current=info->forward_index[j];
5170 f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	313	int hy=fit_value[current]&0x7fff;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	314	if(hy==fit_value[current]){
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	315
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	316	hy*=info->mult;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	317	hx=info->postlist[current];
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	318
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	319	render_line(n,lx,hx,ly,hy,out);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	320
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	321	lx=hx;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	322	ly=hy;
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	323	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	324	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	325	for(j=hx;j<n;j++)out[j]=ly; / be certain */
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	326	return(1);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	327	}
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	328	memset(out,0,sizeof(out)n);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	329	return(0);
f7e49eff3708 add libTremor sources (integer-only libvorbis implementation) to repo and ios project koda parents: diff changeset	330	}

author	koda
	Fri, 21 Sep 2012 00:50:04 +0200
changeset 7697	767d3c4153a1
parent 6045	9a7cc0f29430
child 7849	a12155461b34
permissions	-rw-r--r--