libdemuxer...

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@2311 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 0 insertions, 367 deletions

diff --git a/demux_asf.c b/demux_asf.c
deleted file mode 100644
index 94787171cb..0000000000
--- a/demux_asf.c
+++ /dev/null
@@ -1,367 +0,0 @@
-//  ASF file parser for DEMUXER v0.3  by A'rpi/ESP-team
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-
-#include "config.h"
-#include "mp_msg.h"
-#include "help_mp.h"
-
-#include "stream.h"
-#include "asf.h"
-#include "demuxer.h"
-
-
-/*
- * Load 16/32-bit values in little endian byte order
- * from an unaligned address
- */
-#ifdef ARCH_X86
-#define	LOAD_LE32(p)	(*(unsigned int*)(p))
-#define	LOAD_LE16(p)	(*(unsigned short*)(p))
-#else
-#define	LOAD_LE32(p)	(((unsigned char*)(p))[0]     | \
- 			 ((unsigned char*)(p))[1]<< 8 | \
- 			 ((unsigned char*)(p))[2]<<16 | \
- 			 ((unsigned char*)(p))[3]<<24 )
-#define	LOAD_LE16(p)	(((unsigned char*)(p))[0]     | \
-			 ((unsigned char*)(p))[1]<<8)
-#endif
-
-// defined at asfheader.c:
-extern unsigned char* asf_packet;
-extern int asf_scrambling_h;
-extern int asf_scrambling_w;
-extern int asf_scrambling_b;
-extern int asf_packetsize;
-
-
-// based on asf file-format doc by Eugene [http://divx.euro.ru]
-
-static void asf_descrambling(unsigned char *src,int len){
-  unsigned char *dst=malloc(len);
-  unsigned char *s2=src;
-  int i=0,x,y;
-  while(len-i>=asf_scrambling_h*asf_scrambling_w*asf_scrambling_b){
-//    mp_msg(MSGT_DEMUX,MSGL_DBG4,"descrambling! (w=%d  b=%d)\n",w,asf_scrambling_b);
-	//i+=asf_scrambling_h*asf_scrambling_w;
-	for(x=0;x<asf_scrambling_w;x++)
-	  for(y=0;y<asf_scrambling_h;y++){
-	    memcpy(dst+i,s2+(y*asf_scrambling_w+x)*asf_scrambling_b,asf_scrambling_b);
-		i+=asf_scrambling_b;
-	  }
-	s2+=asf_scrambling_h*asf_scrambling_w*asf_scrambling_b;
-  }
-  //if(i<len) memcpy(dst+i,src+i,len-i);
-  memcpy(src,dst,i);
-  free(dst);
-}
-
-
-static int demux_asf_read_packet(demuxer_t *demux,unsigned char *data,int len,int id,int seq,unsigned long time,unsigned short dur,int offs,int keyframe){
-  demux_stream_t *ds=NULL;
-  
-  mp_dbg(MSGT_DEMUX,MSGL_DBG4,"demux_asf.read_packet: id=%d seq=%d len=%d\n",id,seq,len);
-  
-  if(demux->video->id==-1)
-    if(demux->v_streams[id])
-        demux->video->id=id;
-
-  if(demux->audio->id==-1)
-    if(demux->a_streams[id])
-        demux->audio->id=id;
-
-  if(id==demux->audio->id){
-      // audio
-      ds=demux->audio;
-      if(!ds->sh){
-        ds->sh=demux->a_streams[id];
-        mp_msg(MSGT_DEMUX,MSGL_V,"Auto-selected ASF audio ID = %d\n",ds->id);
-      }
-  } else 
-  if(id==demux->video->id){
-      // video
-      ds=demux->video;
-      if(!ds->sh){
-        ds->sh=demux->v_streams[id];
-        mp_msg(MSGT_DEMUX,MSGL_V,"Auto-selected ASF video ID = %d\n",ds->id);
-      }
-  }
-  
-  if(ds){
-    if(ds->asf_packet){
-      if(ds->asf_seq!=seq){
-        // closed segment, finalize packet:
-		if(ds==demux->audio)
-		  if(asf_scrambling_h>1 && asf_scrambling_w>1)
-		    asf_descrambling(ds->asf_packet->buffer,ds->asf_packet->len);
-        ds_add_packet(ds,ds->asf_packet);
-        ds->asf_packet=NULL;
-      } else {
-        // append data to it!
-        demux_packet_t* dp=ds->asf_packet;
-        if(dp->len!=offs && offs!=-1) mp_msg(MSGT_DEMUX,MSGL_V,"warning! fragment.len=%d BUT next fragment offset=%d  \n",dp->len,offs);
-        dp->buffer=realloc(dp->buffer,dp->len+len);
-        memcpy(dp->buffer+dp->len,data,len);
-        mp_dbg(MSGT_DEMUX,MSGL_DBG4,"data appended! %d+%d\n",dp->len,len);
-        dp->len+=len;
-        // we are ready now.
-        return 1;
-      }
-    }
-    // create new packet:
-    { demux_packet_t* dp;
-      if(offs>0){
-        mp_msg(MSGT_DEMUX,MSGL_V,"warning!  broken fragment, %d bytes missing  \n",offs);
-        return 0;
-      }
-      dp=new_demux_packet(len);
-      memcpy(dp->buffer,data,len);
-      dp->pts=time*0.001f;
-      dp->flags=keyframe;
-//      if(ds==demux->video) printf("ASF time: %8d  dur: %5d  \n",time,dur);
-      dp->pos=demux->filepos;
-      ds->asf_packet=dp;
-      ds->asf_seq=seq;
-      // we are ready now.
-      return 1;
-    }
-  }
-
-  return 0;
-}
-
-//static int num_elementary_packets100=0;
-//static int num_elementary_packets101=0;
-
-// return value:
-//     0 = EOF or no stream found
-//     1 = successfully read a packet
-int demux_asf_fill_buffer(demuxer_t *demux){
-
-  demux->filepos=stream_tell(demux->stream);
-  if(demux->filepos>=demux->movi_end){
-          demux->stream->eof=1;
-          return 0;
-  }
-
-    stream_read(demux->stream,asf_packet,asf_packetsize);
-    if(demux->stream->eof) return 0; // EOF
-    
-    if(asf_packet[0]==0x82){
-            unsigned char flags=asf_packet[3];
-            unsigned char segtype=asf_packet[4];
-            unsigned char* p=&asf_packet[5];
-            unsigned char* p_end=p+asf_packetsize;
-            unsigned long time;
-            unsigned short duration;
-            int segs=1;
-            unsigned char segsizetype=0x80;
-            int seg;
-            int padding=0;
-            int plen;
-            
-            if(verbose>1){
-                int i;
-                for(i=0;i<16;i++) printf(" %02X",asf_packet[i]);
-                printf("\n");
-            }
-            
-            //if(segtype!=0x5d) printf("Warning! packet[4] != 0x5d  \n");
-
-            // Calculate packet size (plen):
-            if(flags&0x40){
-              // Explicit (absoulte) packet size
-              plen=LOAD_LE16(p); p+=2;
-              mp_dbg(MSGT_DEMUX,MSGL_DBG2,"Explicit packet size specified: %d  \n",plen);
-              if(plen>asf_packetsize) mp_msg(MSGT_DEMUX,MSGL_V,"Warning! plen>packetsize! (%d>%d)  \n",plen,asf_packetsize);
-              if(flags&(8|16)){
-                padding=p[0];p++;
-                if(flags&16){ padding|=p[0]<<8; p++;}
-                mp_msg(MSGT_DEMUX,MSGL_V,"Warning! explicit=%d  padding=%d  \n",plen,asf_packetsize-padding);
-              }
-            } else {
-              // Padding (relative) size
-              if(flags&8){
-                padding=p[0];++p;
-              } else
-              if(flags&16){
-                padding=LOAD_LE16(p);p+=2;
-              }
-              plen=asf_packetsize-padding;
-            }
-
-	    time = LOAD_LE32(p); p+=4;
-	    duration = LOAD_LE16(p); p+=2;
-            if(flags&1){
-              segsizetype=p[0] & 0xC0;
-              segs=p[0] & 0x3F;
-              ++p;
-            }
-            mp_dbg(MSGT_DEMUX,MSGL_DBG4,"%08X:  flag=%02X  segs=%d  pad=%d  time=%ld  dur=%d\n",
-              demux->filepos,flags,segs,padding,time,duration);
-            for(seg=0;seg<segs;seg++){
-              //ASF_segmhdr_t* sh;
-              unsigned char streamno;
-              unsigned char seq;
-              int len;
-              unsigned long x;
-              unsigned char type;
-              unsigned long time2;
-	      int keyframe=0;
-
-              if(p>=p_end) mp_msg(MSGT_DEMUX,MSGL_V,"Warning! invalid packet 1, sig11 coming soon...\n");
-
-              if(verbose>1){
-                int i;
-                printf("seg %d:",seg);
-                for(i=0;i<16;i++) printf(" %02X",p[i]);
-                printf("\n");
-              }
-              
-              streamno=p[0]&0x7F;
-	      if(p[0]&0x80) keyframe=1;
-              seq=p[1];
-              p+=2;
-
-              switch(segtype){
-              case 0x55:
-                 x=*((unsigned char*)p);
-                 p++;
-                 break;
-              case 0x59:
-                 x=LOAD_LE16(p);
-                 p+=2;
-                 break;
-              case 0x5D:
-		 x=LOAD_LE32(p);
-                 p+=4;
-                 break;
-              default:
-                 mp_msg(MSGT_DEMUX,MSGL_V,"Warning! unknown segtype == 0x%2X  \n",segtype);
-		 x=0;
-              }
-
-              type=p[0]; p++;        // 0x01: grouping  0x08: single
-              
-              switch(type){
-              case 0x01:
-	        //printf("grouping: %02X  \n",p[0]);
-                ++p; // skip unknown byte
-                break;
-              case 0x08:
-                //printf("!!! obj_length = %d\n",*((unsigned long*)p));
-                p+=4;
-                time2=LOAD_LE32(p);p+=4;
-                break;
-              default:
-                mp_msg(MSGT_DEMUX,MSGL_V,"unknown segment type: 0x%02X  \n",type);
-              }
-
-              if(flags&1){
-                // multiple segments
-                if(segsizetype==0x40){
-                  len=*((unsigned char*)p);p++;		// 1 byte
-                } else {
-                  len=LOAD_LE16(p);p+=2;		// 2 byte
-                }
-              } else {
-                // single segment
-                len=plen-(p-asf_packet);
-              }
-              if(len<0 || (p+len)>=p_end){
-                mp_msg(MSGT_DEMUX,MSGL_V,"ASF_parser: warning! segment len=%d\n",len);
-              }
-              mp_dbg(MSGT_DEMUX,MSGL_DBG4,"  seg #%d: streamno=%d  seq=%d  type=%02X  len=%d\n",seg,streamno,seq,type,len);
-
-              switch(type){
-              case 0x01:
-                // GROUPING:
-                //printf("ASF_parser: warning! grouping (flag=1) not yet supported!\n",len);
-                //printf("  total: %d  \n",len);
-		while(len>0){
-		  int len2=p[0];
-		  p++;
-                  //printf("  group part: %d bytes\n",len2);
-                  demux_asf_read_packet(demux,p,len2,streamno,seq,x,duration,-1,keyframe);
-                  p+=len2;
-		  len-=len2+1;
-		}
-                if(len!=0){
-                  mp_msg(MSGT_DEMUX,MSGL_V,"ASF_parser: warning! groups total != len\n");
-                }
-                break;
-              case 0x08:
-                // NO GROUPING:
-                //printf("fragment offset: %d  \n",sh->x);
-                demux_asf_read_packet(demux,p,len,streamno,seq,time2,duration,x,keyframe);
-                p+=len;
-                break;
-	      }
-              
-            } // for segs
-            return 1; // success
-    }
-    
-    mp_msg(MSGT_DEMUX,MSGL_V,"%08X:  UNKNOWN TYPE  %02X %02X %02X %02X %02X...\n",demux->filepos,asf_packet[0],asf_packet[1],asf_packet[2],asf_packet[3],asf_packet[4]);
-    return 0;
-}
-
-
-#include "wine/mmreg.h"
-#include "wine/avifmt.h"
-#include "wine/vfw.h"
-
-#include "codec-cfg.h"
-#include "stheader.h"
-
-
-void demux_seek_asf(demuxer_t *demuxer,float rel_seek_secs,int flags){
-    demux_stream_t *d_audio=demuxer->audio;
-    demux_stream_t *d_video=demuxer->video;
-    sh_audio_t *sh_audio=d_audio->sh;
-//    sh_video_t *sh_video=d_video->sh;
-
-  //FIXME: OFF_T - didn't test ASF case yet (don't have a large asf...)
-  //FIXME: reports good or bad to steve@daviesfam.org please
-
-  //================= seek in ASF ==========================
-    float p_rate=10; // packets / sec
-    off_t rel_seek_packs=(flags&2)?	 // FIXME: int may be enough?
-	(rel_seek_secs*(demuxer->movi_end-demuxer->movi_start)/asf_packetsize):
-	(rel_seek_secs*p_rate);
-    off_t rel_seek_bytes=rel_seek_packs*asf_packetsize;
-    off_t newpos;
-    //printf("ASF: packs: %d  duration: %d  \n",(int)fileh.packets,*((int*)&fileh.duration));
-//    printf("ASF_seek: %d secs -> %d packs -> %d bytes  \n",
-//       rel_seek_secs,rel_seek_packs,rel_seek_bytes);
-    newpos=((flags&1)?demuxer->movi_start:demuxer->filepos)+rel_seek_bytes;
-    if(newpos<0 || newpos<demuxer->movi_start) newpos=demuxer->movi_start;
-//    printf("\r -- asf: newpos=%d -- \n",newpos);
-    stream_seek(demuxer->stream,newpos);
-
-    ds_fill_buffer(d_video);
-    if(sh_audio){
-      ds_fill_buffer(d_audio);
-      resync_audio_stream(sh_audio);
-    }
-    
-    while(1){
-	if(sh_audio && !d_audio->eof){
-	  float a_pts=d_audio->pts;
-          a_pts+=(ds_tell_pts(d_audio)-sh_audio->a_in_buffer_len)/(float)sh_audio->i_bps;
-	  // sync audio:
-          if (d_video->pts > a_pts){
-	      skip_audio_frame(sh_audio);
-//	      if(!ds_fill_buffer(d_audio)) sh_audio=NULL; // skip audio. EOF?
-	      continue;
-	  }
-	}
-	if(d_video->flags&1) break; // found a keyframe!
-	if(!ds_fill_buffer(d_video)) break; // skip frame.  EOF?
-    }
-
-
-}
-