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-rw-r--r--addons/mp3/common.c267
1 files changed, 0 insertions, 267 deletions
diff --git a/addons/mp3/common.c b/addons/mp3/common.c
deleted file mode 100644
index 9a6fd8c13..000000000
--- a/addons/mp3/common.c
+++ /dev/null
@@ -1,267 +0,0 @@
-#include "asterisk.h"
-#include "asterisk/logger.h"
-
-#include <ctype.h>
-#include <stdlib.h>
-#include <signal.h>
-
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-
-#include "mpg123.h"
-#include "mpglib.h"
-
-struct parameter param = { 1 , 1 , 0 , 0 };
-
-int tabsel_123[2][3][16] = {
- { {0,32,64,96,128,160,192,224,256,288,320,352,384,416,448,},
- {0,32,48,56, 64, 80, 96,112,128,160,192,224,256,320,384,},
- {0,32,40,48, 56, 64, 80, 96,112,128,160,192,224,256,320,} },
-
- { {0,32,48,56,64,80,96,112,128,144,160,176,192,224,256,},
- {0,8,16,24,32,40,48,56,64,80,96,112,128,144,160,},
- {0,8,16,24,32,40,48,56,64,80,96,112,128,144,160,} }
-};
-
-long freqs[9] = { 44100, 48000, 32000,
- 22050, 24000, 16000 ,
- 11025 , 12000 , 8000 };
-
-
-#if 0
-static void get_II_stuff(struct frame *fr)
-{
- static int translate[3][2][16] =
- { { { 0,2,2,2,2,2,2,0,0,0,1,1,1,1,1,0 } ,
- { 0,2,2,0,0,0,1,1,1,1,1,1,1,1,1,0 } } ,
- { { 0,2,2,2,2,2,2,0,0,0,0,0,0,0,0,0 } ,
- { 0,2,2,0,0,0,0,0,0,0,0,0,0,0,0,0 } } ,
- { { 0,3,3,3,3,3,3,0,0,0,1,1,1,1,1,0 } ,
- { 0,3,3,0,0,0,1,1,1,1,1,1,1,1,1,0 } } };
-
- int table,sblim;
- static struct al_table *tables[5] =
- { alloc_0, alloc_1, alloc_2, alloc_3 , alloc_4 };
- static int sblims[5] = { 27 , 30 , 8, 12 , 30 };
-
- if(fr->lsf)
- table = 4;
- else
- table = translate[fr->sampling_frequency][2-fr->stereo][fr->bitrate_index];
- sblim = sblims[table];
-
- fr->alloc = tables[table];
- fr->II_sblimit = sblim;
-}
-#endif
-
-#define HDRCMPMASK 0xfffffd00
-
-#if 0
-int head_check(unsigned long head)
-{
- if( (head & 0xffe00000) != 0xffe00000)
- return FALSE;
- if(!((head>>17)&3))
- return FALSE;
- if( ((head>>12)&0xf) == 0xf)
- return FALSE;
- if( ((head>>10)&0x3) == 0x3 )
- return FALSE;
- return TRUE;
-}
-#endif
-
-
-/*
- * the code a header and write the information
- * into the frame structure
- */
-int decode_header(struct frame *fr,unsigned long newhead)
-{
- if( newhead & (1<<20) ) {
- fr->lsf = (newhead & (1<<19)) ? 0x0 : 0x1;
- fr->mpeg25 = 0;
- }
- else {
- fr->lsf = 1;
- fr->mpeg25 = 1;
- }
-
- fr->lay = 4-((newhead>>17)&3);
- if( ((newhead>>10)&0x3) == 0x3) {
- ast_log(LOG_WARNING,"Stream error\n");
- return (0);
- }
- if(fr->mpeg25) {
- fr->sampling_frequency = 6 + ((newhead>>10)&0x3);
- }
- else
- fr->sampling_frequency = ((newhead>>10)&0x3) + (fr->lsf*3);
- fr->error_protection = ((newhead>>16)&0x1)^0x1;
-
- if(fr->mpeg25) /* allow Bitrate change for 2.5 ... */
- fr->bitrate_index = ((newhead>>12)&0xf);
-
- fr->bitrate_index = ((newhead>>12)&0xf);
- fr->padding = ((newhead>>9)&0x1);
- fr->extension = ((newhead>>8)&0x1);
- fr->mode = ((newhead>>6)&0x3);
- fr->mode_ext = ((newhead>>4)&0x3);
- fr->copyright = ((newhead>>3)&0x1);
- fr->original = ((newhead>>2)&0x1);
- fr->emphasis = newhead & 0x3;
-
- fr->stereo = (fr->mode == MPG_MD_MONO) ? 1 : 2;
-
- if(!fr->bitrate_index)
- {
- ast_log(LOG_WARNING,"Free format not supported.\n");
- return (0);
- }
-
- switch(fr->lay)
- {
- case 1:
-#if 0
- fr->do_layer = do_layer1;
- fr->jsbound = (fr->mode == MPG_MD_JOINT_STEREO) ?
- (fr->mode_ext<<2)+4 : 32;
- fr->framesize = (long) tabsel_123[fr->lsf][0][fr->bitrate_index] * 12000;
- fr->framesize /= freqs[fr->sampling_frequency];
- fr->framesize = ((fr->framesize+fr->padding)<<2)-4;
-#else
- ast_log(LOG_WARNING,"Layer 1 not supported!\n");
-#endif
- break;
- case 2:
-#if 0
- fr->do_layer = do_layer2;
- get_II_stuff(fr);
- fr->jsbound = (fr->mode == MPG_MD_JOINT_STEREO) ?
- (fr->mode_ext<<2)+4 : fr->II_sblimit;
- fr->framesize = (long) tabsel_123[fr->lsf][1][fr->bitrate_index] * 144000;
- fr->framesize /= freqs[fr->sampling_frequency];
- fr->framesize += fr->padding - 4;
-#else
- ast_log(LOG_WARNING,"Layer 2 not supported!\n");
-#endif
- break;
- case 3:
-#if 0
- fr->do_layer = do_layer3;
- if(fr->lsf)
- ssize = (fr->stereo == 1) ? 9 : 17;
- else
- ssize = (fr->stereo == 1) ? 17 : 32;
-#endif
-
-#if 0
- if(fr->error_protection)
- ssize += 2;
-#endif
- fr->framesize = (long) tabsel_123[fr->lsf][2][fr->bitrate_index] * 144000;
- fr->framesize /= freqs[fr->sampling_frequency]<<(fr->lsf);
- fr->framesize = fr->framesize + fr->padding - 4;
- break;
- default:
- ast_log(LOG_WARNING,"Sorry, unknown layer type.\n");
- return (0);
- }
- return 1;
-}
-
-#if 0
-void print_header(struct frame *fr)
-{
- static char *modes[4] = { "Stereo", "Joint-Stereo", "Dual-Channel", "Single-Channel" };
- static char *layers[4] = { "Unknown" , "I", "II", "III" };
-
- ast_log(LOG_WARNING,"MPEG %s, Layer: %s, Freq: %ld, mode: %s, modext: %d, BPF : %d\n",
- fr->mpeg25 ? "2.5" : (fr->lsf ? "2.0" : "1.0"),
- layers[fr->lay],freqs[fr->sampling_frequency],
- modes[fr->mode],fr->mode_ext,fr->framesize+4);
- ast_log(LOG_WARNING,"Channels: %d, copyright: %s, original: %s, CRC: %s, emphasis: %d.\n",
- fr->stereo,fr->copyright?"Yes":"No",
- fr->original?"Yes":"No",fr->error_protection?"Yes":"No",
- fr->emphasis);
- ast_log(LOG_WARNING,"Bitrate: %d Kbits/s, Extension value: %d\n",
- tabsel_123[fr->lsf][fr->lay-1][fr->bitrate_index],fr->extension);
-}
-
-void print_header_compact(struct frame *fr)
-{
- static char *modes[4] = { "stereo", "joint-stereo", "dual-channel", "mono" };
- static char *layers[4] = { "Unknown" , "I", "II", "III" };
-
- ast_log(LOG_WARNING,"MPEG %s layer %s, %d kbit/s, %ld Hz %s\n",
- fr->mpeg25 ? "2.5" : (fr->lsf ? "2.0" : "1.0"),
- layers[fr->lay],
- tabsel_123[fr->lsf][fr->lay-1][fr->bitrate_index],
- freqs[fr->sampling_frequency], modes[fr->mode]);
-}
-
-#endif
-
-unsigned int getbits(struct mpstr *mp, int number_of_bits)
-{
- unsigned long rval;
-
- if(!number_of_bits)
- return 0;
-
- {
- rval = (mp->worksample).wordpointer[0];
- rval <<= 8;
- rval |= (mp->worksample).wordpointer[1];
- rval <<= 8;
- rval |= (mp->worksample).wordpointer[2];
- rval <<= (mp->worksample).bitindex;
- rval &= 0xffffff;
-
- (mp->worksample).bitindex += number_of_bits;
-
- rval >>= (24-number_of_bits);
-
- (mp->worksample).wordpointer += ((mp->worksample).bitindex>>3);
- (mp->worksample).bitindex &= 7;
- }
- return rval;
-}
-
-unsigned int getbits_fast(struct mpstr *mp, int number_of_bits)
-{
- unsigned long rval;
-
- {
- rval = (mp->worksample).wordpointer[0];
- rval <<= 8;
- rval |= (mp->worksample).wordpointer[1];
- rval <<= (mp->worksample).bitindex;
- rval &= 0xffff;
- (mp->worksample).bitindex += number_of_bits;
-
- rval >>= (16-number_of_bits);
-
- (mp->worksample).wordpointer += ((mp->worksample).bitindex>>3);
- (mp->worksample).bitindex &= 7;
- }
- return rval;
-}
-
-unsigned int get1bit(struct mpstr *mp)
-{
- unsigned char rval;
-
- rval = *((mp->worksample).wordpointer) << (mp->worksample).bitindex;
-
- (mp->worksample).bitindex++;
- (mp->worksample).wordpointer += ((mp->worksample).bitindex>>3);
- (mp->worksample).bitindex &= 7;
-
- return rval>>7;
-}
-
-
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 23:19:36 +0000