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author | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-10-20 18:49:08 +0000 |
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committer | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-10-20 18:49:08 +0000 |
commit | 881e5d0783d66de0d3efe4b633aa413a277c5b18 (patch) | |
tree | 998f3cdd340f82a73f54b1cdc4e22c19dabff4ad /vcd_read_fbsd.h | |
parent | daab5f2480c62bbe684e09e0ae979958b447124b (diff) | |
download | mpv-881e5d0783d66de0d3efe4b633aa413a277c5b18.tar.bz2 mpv-881e5d0783d66de0d3efe4b633aa413a277c5b18.tar.xz |
libdemuxer...
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2311 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'vcd_read_fbsd.h')
-rw-r--r-- | vcd_read_fbsd.h | 143 |
1 files changed, 0 insertions, 143 deletions
diff --git a/vcd_read_fbsd.h b/vcd_read_fbsd.h deleted file mode 100644 index f21fb10b48..0000000000 --- a/vcd_read_fbsd.h +++ /dev/null @@ -1,143 +0,0 @@ -#include <sys/cdio.h> -#include <sys/cdrio.h> - -//=================== VideoCD ========================== -#define CDROM_LEADOUT 0xAA - -typedef struct { - uint8_t sync [12]; - uint8_t header [4]; - uint8_t subheader [8]; - uint8_t data [2324]; - uint8_t spare [4]; -} cdsector_t; - -static cdsector_t vcd_buf; -static struct ioc_read_toc_single_entry vcd_entry; - -static inline void vcd_set_msf(unsigned int sect){ - vcd_entry.entry.addr.msf.frame=sect%75; - sect=sect/75; - vcd_entry.entry.addr.msf.second=sect%60; - sect=sect/60; - vcd_entry.entry.addr.msf.minute=sect; -} - -static inline unsigned int vcd_get_msf(){ - return vcd_entry.entry.addr.msf.frame + - (vcd_entry.entry.addr.msf.second+ - vcd_entry.entry.addr.msf.minute*60)*75; -} - -int vcd_seek_to_track(int fd,int track){ - vcd_entry.address_format = CD_MSF_FORMAT; - vcd_entry.track = track; - if (ioctl(fd, CDIOREADTOCENTRY, &vcd_entry)) { - perror("ioctl dif1"); - return -1; - } - return VCD_SECTOR_DATA*vcd_get_msf(); -} - -int vcd_get_track_end(int fd,int track){ - struct ioc_toc_header tochdr; - if (ioctl(fd,CDIOREADTOCHEADER,&tochdr)==-1) - { perror("read CDROM toc header: "); return -1; } - vcd_entry.address_format = CD_MSF_FORMAT; - vcd_entry.track = track<tochdr.ending_track?(track+1):CDROM_LEADOUT; - if (ioctl(fd, CDIOREADTOCENTRY, &vcd_entry)) { - perror("ioctl dif2"); - return -1; - } - return VCD_SECTOR_DATA*vcd_get_msf(); -} - -void vcd_read_toc(int fd){ - struct ioc_toc_header tochdr; - int i; - if (ioctl(fd,CDIOREADTOCHEADER,&tochdr)==-1) - { perror("read CDROM toc header: "); return; } - for (i=tochdr.starting_track ; i<=tochdr.ending_track ; i++){ - struct ioc_read_toc_single_entry tocentry; - - tocentry.track = i; - tocentry.address_format = CD_MSF_FORMAT; - - if (ioctl(fd,CDIOREADTOCENTRY,&tocentry)==-1) - { perror("read CDROM toc entry: "); return; } - - printf("track %02d: adr=%d ctrl=%d format=%d %02d:%02d:%02d\n", - (int)tocentry.track, - (int)tocentry.entry.addr_type, - (int)tocentry.entry.control, - (int)tocentry.address_format, - (int)tocentry.entry.addr.msf.minute, - (int)tocentry.entry.addr.msf.second, - (int)tocentry.entry.addr.msf.frame - ); - } -} - -static int vcd_read(int fd,char *mem){ - - if (pread(fd,&vcd_buf,VCD_SECTOR_SIZE,vcd_get_msf()*VCD_SECTOR_SIZE) - != VCD_SECTOR_SIZE) return 0; // EOF? - - vcd_entry.entry.addr.msf.frame++; - if (vcd_entry.entry.addr.msf.frame==75){ - vcd_entry.entry.addr.msf.frame=0; - vcd_entry.entry.addr.msf.second++; - if (vcd_entry.entry.addr.msf.second==60){ - vcd_entry.entry.addr.msf.second=0; - vcd_entry.entry.addr.msf.minute++; - } - } - memcpy(mem,vcd_buf.data,VCD_SECTOR_DATA); - return VCD_SECTOR_DATA; -} - -//================== VCD CACHE ======================= -#ifdef VCD_CACHE - -static int vcd_cache_size=0; -static char *vcd_cache_data=NULL; -static int *vcd_cache_sectors=NULL; -static int vcd_cache_index=0; // index to first free (or oldest) cache sector -static int vcd_cache_current=-1; - -void vcd_cache_init(int s){ - vcd_cache_size=s; - vcd_cache_sectors=malloc(s*sizeof(int)); - vcd_cache_data=malloc(s*VCD_SECTOR_SIZE); - memset(vcd_cache_sectors,255,s*sizeof(int)); -} - -static inline void vcd_cache_seek(int sect){ - vcd_cache_current=sect; -} - -int vcd_cache_read(int fd,char* mem){ -int i; -char* vcd_buf; - for(i=0;i<vcd_cache_size;i++) - if(vcd_cache_sectors[i]==vcd_cache_current){ - // found in the cache! :) - vcd_buf=&vcd_cache_data[i*VCD_SECTOR_SIZE]; - ++vcd_cache_current; - memcpy(mem,&vcd_buf[VCD_SECTOR_OFFS],VCD_SECTOR_DATA); - return VCD_SECTOR_DATA; - } - // NEW cache entry: - vcd_buf=&vcd_cache_data[vcd_cache_index*VCD_SECTOR_SIZE]; - vcd_cache_sectors[vcd_cache_index]=vcd_cache_current; - ++vcd_cache_index;if(vcd_cache_index>=vcd_cache_size)vcd_cache_index=0; - // read data! - vcd_set_msf(vcd_cache_current); - memcpy(vcd_buf,&vcd_entry.entry.addr.msf,sizeof(struct cdrom_msf)); -/* if(ioctl(fd,CDROMREADRAW,vcd_buf)==-1) return 0; */ // EOF? - ++vcd_cache_current; - memcpy(mem,&vcd_buf[VCD_SECTOR_OFFS],VCD_SECTOR_DATA); - return VCD_SECTOR_DATA; -} - -#endif |