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mirror of https://github.com/mpv-player/mpv synced 2024-10-22 08:51:57 +02:00

PES supported again, VOB 0x1F0 problems fixed

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@502 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
arpi_esp 2001-04-18 01:56:10 +00:00
parent 5f6b1b3d03
commit 46b83c244d

View File

@ -1,5 +1,8 @@
// MPG/VOB file parser for DEMUXER v2.5 by A'rpi/ESP-team
//#define MAX_PS_PACKETSIZE 4096
#define MAX_PS_PACKETSIZE (224*1024)
static unsigned int read_mpeg_timestamp(stream_t *s,int c){
int d,e;
unsigned int pts;
@ -11,7 +14,7 @@ static unsigned int read_mpeg_timestamp(stream_t *s,int c){
return pts;
}
static char dvdaudio_table[256];
//static char dvdaudio_table[256];
//static unsigned int packet_start_pos=0;
static int demux_mpg_read_packet(demuxer_t *demux,int id){
@ -27,14 +30,23 @@ static int demux_mpg_read_packet(demuxer_t *demux,int id){
if(verbose>=3) printf("demux_read_packet: %X\n",id);
if(id==0x1F0){
demux->synced=0; // force resync after 0x1F0
return -1;
}
// if(id==0x1BA) packet_start_pos=stream_tell(demux->stream);
if(id<0x1BC || id>0x1FF) return -1;
if(id<0x1BC || id>=0x1F0) return -1;
if(id==0x1BE) return -1; // padding stream
if(id==0x1BF) return -1; // private2
len=stream_read_word(demux->stream);
if(verbose>=3) printf("PACKET len=%d",len);
if(len==0 || len>4096) return -2; // invalid packet !!!!!!
// if(len==0 || len>MAX_PS_PACKETSIZE) return -2; // invalid packet !!!!!!
if(len==0 || len>MAX_PS_PACKETSIZE){
if(verbose>=2) printf("Invalid PS packet len: %d\n",len);
return -2; // invalid packet !!!!!!
}
while(len>0){ // Skip stuFFing bytes
c=stream_read_char(demux->stream);--len;
@ -130,7 +142,11 @@ static int demux_mpg_read_packet(demuxer_t *demux,int id){
}
if(verbose>=3) printf(" => len=%d\n",len);
if(len<=0 || len>4096) return -1; // Invalid packet size
// if(len<=0 || len>MAX_PS_PACKETSIZE) return -1; // Invalid packet size
if(len<=0 || len>MAX_PS_PACKETSIZE){
if(verbose>=2) printf("Invalid PS data len: %d\n",len);
return -1; // invalid packet !!!!!!
}
if(id>=0x1C0 && id<=0x1DF){
// mpeg audio
@ -176,7 +192,7 @@ int demux_mpg_es_fill_buffer(demuxer_t *demux){
// Elementary video stream
if(demux->stream->eof) return 0;
demux->filepos=stream_tell(demux->stream);
ds_read_packet(demux->video,demux->stream,4096,0,0);
ds_read_packet(demux->video,demux->stream,STREAM_BUFFER_SIZE,0,0);
return 1;
}