[Mplayer-cvslog] CVS: main dec_video.c,1.55,1.56 mplayer.c,1.309,1.310

Arpi of Ize arpi at mplayer.dev.hu
Tue Oct 30 21:36:22 CET 2001


Update of /cvsroot/mplayer/main
In directory mplayer:/var/tmp.root/cvs-serv15025

Modified Files:
	dec_video.c mplayer.c 
Log Message:
video frame reading cleanup

Index: dec_video.c
===================================================================
RCS file: /cvsroot/mplayer/main/dec_video.c,v
retrieving revision 1.55
retrieving revision 1.56
diff -u -r1.55 -r1.56
--- dec_video.c	30 Oct 2001 17:38:09 -0000	1.55
+++ dec_video.c	30 Oct 2001 20:35:25 -0000	1.56
@@ -408,11 +408,14 @@
 
  case VFM_MPEG: {
    // init libmpeg2:
+   mpeg2_init();
 #ifdef MPEG12_POSTPROC
    picture->pp_options=divx_quality;
 #else
    if(divx_quality) mp_msg(MSGT_DECVIDEO,MSGL_HINT,MSGTR_MpegPPhint);
 #endif
+   // send seq header to the decoder:
+   mpeg2_decode_data(NULL,videobuffer,videobuffer+videobuf_len,0);
    mpeg2_allocate_image_buffers (picture);
    break;
  }
@@ -707,119 +710,4 @@
 
   return blit_frame;
 }
-
-
-int video_read_properties(sh_video_t *sh_video){
-demux_stream_t *d_video=sh_video->ds;
-
-// Determine image properties:
-switch(d_video->demuxer->file_format){
- case DEMUXER_TYPE_AVI:
- case DEMUXER_TYPE_ASF: {
-  // display info:
-    sh_video->format=sh_video->bih->biCompression;
-    sh_video->disp_w=sh_video->bih->biWidth;
-    sh_video->disp_h=abs(sh_video->bih->biHeight);
-  break;
- }
- case DEMUXER_TYPE_MPEG_ES:
- case DEMUXER_TYPE_MPEG_PS: {
-   // Find sequence_header first:
-   videobuf_len=0; videobuf_code_len=0;
-   mp_msg(MSGT_DECVIDEO,MSGL_V,"Searching for sequence header... ");fflush(stdout);
-   while(1){
-      int i=sync_video_packet(d_video);
-      if(i==0x1B3) break; // found it!
-      if(!i || !skip_video_packet(d_video)){
-        if(verbose)  mp_msg(MSGT_DECVIDEO,MSGL_V,"NONE :(\n");
-        mp_msg(MSGT_DECVIDEO,MSGL_ERR,MSGTR_MpegNoSequHdr);
-	return 0;
-      }
-   }
-   mp_msg(MSGT_DECVIDEO,MSGL_V,"OK!\n");
-//   sh_video=d_video->sh;sh_video->ds=d_video;
-   mpeg2_init();
-   // ========= Read & process sequence header & extension ============
-   if(!videobuffer) videobuffer=(char*)memalign(8,VIDEOBUFFER_SIZE);
-   if(!videobuffer){ 
-     mp_msg(MSGT_DECVIDEO,MSGL_ERR,MSGTR_ShMemAllocFail);
-     return 0;
-   }
-   
-   if(!read_video_packet(d_video)){ 
-     mp_msg(MSGT_DECVIDEO,MSGL_ERR,MSGTR_CannotReadMpegSequHdr);
-     return 0;
-   }
-   if(header_process_sequence_header (picture, &videobuffer[4])) {
-     mp_msg(MSGT_DECVIDEO,MSGL_ERR,MSGTR_BadMpegSequHdr); 
-     return 0;
-   }
-   if(sync_video_packet(d_video)==0x1B5){ // next packet is seq. ext.
-//    videobuf_len=0;
-    int pos=videobuf_len;
-    if(!read_video_packet(d_video)){ 
-      mp_msg(MSGT_DECVIDEO,MSGL_ERR,MSGTR_CannotReadMpegSequHdrEx);
-      return 0;
-    }
-    if(header_process_extension (picture, &videobuffer[pos+4])) {
-      mp_msg(MSGT_DECVIDEO,MSGL_ERR,MSGTR_BadMpegSequHdrEx);
-      return 0;
-    }
-   }
-   // fill aspect info:
-   switch(picture->aspect_ratio_information){
-     case 2:  // PAL/NTSC SVCD/DVD 4:3
-     case 8:  // PAL VCD 4:3
-     case 12: // NTSC VCD 4:3
-       sh_video->aspect=4.0/3.0;
-     break;
-     case 3:  // PAL/NTSC Widescreen SVCD/DVD 16:9
-       sh_video->aspect=16.0/9.0;
-     break;
-     default:
-       fprintf(stderr,"Detected unknown aspect_ratio_information in mpeg sequence header.\n"
-               "Please report the aspect value (%i) along with the movie type (VGA,PAL,NTSC,"
-               "SECAM) and the movie resolution (720x576,352x240,480x480,...) to the MPlayer"
-               " developers, so that we can add support for it!\nAssuming 1:1 aspect for now.\n",
-               picture->aspect_ratio_information);
-     case 1:  // VGA 1:1 - do not prescale
-       sh_video->aspect=0.0;
-     break;
-   }
-   // display info:
-   sh_video->format=picture->mpeg1?0x10000001:0x10000002; // mpeg video
-   sh_video->fps=frameratecode2framerate[picture->frame_rate_code]*0.0001f;
-   if(!sh_video->fps){
-//     if(!force_fps){
-//       fprintf(stderr,"FPS not specified (or invalid) in the header! Use the -fps option!\n");
-//       return 0;
-//     }
-     sh_video->frametime=0;
-   } else {
-     sh_video->frametime=10000.0f/(float)frameratecode2framerate[picture->frame_rate_code];
-   }
-   sh_video->disp_w=picture->display_picture_width;
-   sh_video->disp_h=picture->display_picture_height;
-   // bitrate:
-   if(picture->bitrate!=0x3FFFF) // unspecified/VBR ?
-       sh_video->i_bps=1000*picture->bitrate/16;
-   // info:
-   mp_dbg(MSGT_DECVIDEO,MSGL_DBG2,"mpeg bitrate: %d (%X)\n",picture->bitrate,picture->bitrate);
-   mp_msg(MSGT_DECVIDEO,MSGL_INFO,"VIDEO:  %s  %dx%d  (aspect %d)  %4.2f fps  %5.1f kbps (%4.1f kbyte/s)\n",
-    picture->mpeg1?"MPEG1":"MPEG2",
-    sh_video->disp_w,sh_video->disp_h,
-    picture->aspect_ratio_information,
-    sh_video->fps,
-    picture->bitrate*0.5f,
-    picture->bitrate/16.0f );
-  break;
- }
-} // switch(file_format)
-
-return 1;
-}
-
-
-
-
 

Index: mplayer.c
===================================================================
RCS file: /cvsroot/mplayer/main/mplayer.c,v
retrieving revision 1.309
retrieving revision 1.310
diff -u -r1.309 -r1.310
--- mplayer.c	30 Oct 2001 17:38:09 -0000	1.309
+++ mplayer.c	30 Oct 2001 20:35:26 -0000	1.310
@@ -100,6 +100,7 @@
 #include "dec_audio.h"
 #include "dec_video.h"
 
+#if 0
 extern picture_t *picture;	// exported from libmpeg2/decode.c
 
 int frameratecode2framerate[16] = {
@@ -109,6 +110,7 @@
   // libmpeg3's "Unofficial economy rates":
   1*10000,5*10000,10*10000,12*10000,15*10000,0,0
 };
+#endif
 
 //**************************************************************************//
 //**************************************************************************//
@@ -1097,7 +1099,7 @@
 total_time_usage_start=GetTimer();
 
 while(!eof){
-    unsigned int aq_total_time=GetTimer();
+//    unsigned int aq_total_time=GetTimer();
     float aq_sleep_time=0;
 
     if(play_n_frames>=0){
@@ -1167,88 +1169,26 @@
 if(1)
   while(1){
   
-    float frame_time=1;
-    float pts1=d_video->pts;
+    float frame_time=0;
     int blit_frame=0;
-
-    current_module="decode_video";
     
-  //--------------------  Decode a frame: -----------------------
-
-  vdecode_time=video_time_usage;
-
-  if(demuxer->file_format==DEMUXER_TYPE_MPEG_ES || demuxer->file_format==DEMUXER_TYPE_MPEG_PS){
-        int in_frame=0;
-        float newfps;
-        //videobuf_len=0;
-        while(videobuf_len<VIDEOBUFFER_SIZE-MAX_VIDEO_PACKET_SIZE){
-          int i=sync_video_packet(d_video);
-	  void* buffer=&videobuffer[videobuf_len+4];
-          if(in_frame){
-            if(i<0x101 || i>=0x1B0){  // not slice code -> end of frame
-#if 1
-              // send END OF FRAME code:
-              videobuffer[videobuf_len+0]=0;
-              videobuffer[videobuf_len+1]=0;
-              videobuffer[videobuf_len+2]=1;
-              videobuffer[videobuf_len+3]=0xFF;
-              videobuf_len+=4;
-#endif
-              if(!i) eof=2; // EOF
-              break;
-            }
-          } else {
-            //if(i==0x100) in_frame=1; // picture startcode
-            if(i>=0x101 && i<0x1B0) in_frame=1; // picture startcode
-            else if(!i){ eof=3; break;} // EOF
-          }
-	  if(grab_frames==2 && (i==0x1B3 || i==0x1B8)) grab_frames=1;
-          if(!read_video_packet(d_video)){ eof=4; break;} // EOF
-          //printf("read packet 0x%X, len=%d\n",i,videobuf_len);
-	  if(sh_video->codec->driver!=VFM_MPEG){
-	    // if not libmpeg2:
-	    switch(i){
-	      case 0x1B3: header_process_sequence_header (picture, buffer);break;
-	      case 0x1B5: header_process_extension (picture, buffer);break;
-	    }
-	  }
-        }
-        
-        if(videobuf_len>max_framesize) max_framesize=videobuf_len; // debug
-        //printf("--- SEND %d bytes\n",videobuf_len);
-	if(grab_frames==1){
-	      FILE *f=fopen("grab.mpg","ab");
-	      fwrite(videobuffer,videobuf_len-4,1,f);
-	      fclose(f);
-	}
-
-    blit_frame=decode_video(video_out,sh_video,videobuffer,videobuf_len,drop_frame);
-
-    // get mpeg fps:
-    newfps=frameratecode2framerate[picture->frame_rate_code]*0.0001f;
-    if(ABS(sh_video->fps-newfps)>0.01f) if(!force_fps){
-            mp_msg(MSGT_CPLAYER,MSGL_WARN,"Warning! FPS changed %5.3f -> %5.3f  (%f) [%d]  \n",sh_video->fps,newfps,sh_video->fps-newfps,picture->frame_rate_code);
-            sh_video->fps=newfps;
-            sh_video->frametime=10000.0f/(float)frameratecode2framerate[picture->frame_rate_code];
+    //--------------------  Decode a frame: -----------------------
+    vdecode_time=video_time_usage;
+    {   unsigned char* start=NULL;
+	int in_size;
+	// get it!
+	current_module="video_read_frame";
+        in_size=video_read_frame(sh_video,&frame_time,&start,force_fps);
+	if(in_size<0){ eof=1; break; }
+	if(in_size>max_framesize) max_framesize=in_size; // stats
+	// decode:
+	current_module="decode_video";
+//	printf("Decode! %p  %d  \n",start,in_size);
+	blit_frame=decode_video(video_out,sh_video,start,in_size,drop_frame);
     }
-
-    // fix mpeg2 frametime:
-    frame_time=(picture->display_time)*0.01f;
-    picture->display_time=100;
-    videobuf_len=0;
-
-  } else {
-      // frame-based file formats: (AVI,ASF,MOV)
-    unsigned char* start=NULL;
-    int in_size=ds_get_packet(d_video,&start);
-    if(in_size<0){ eof=5;break;}
-    if(in_size>max_framesize) max_framesize=in_size;
-    blit_frame=decode_video(video_out,sh_video,start,in_size,drop_frame);
-  }
-
-  vdecode_time=video_time_usage-vdecode_time;
-
-//------------------------ frame decoded. --------------------
+    vdecode_time=video_time_usage-vdecode_time;
+    //------------------------ frame decoded. --------------------
+    
 //------------------------ add OSD to frame contents ---------
 #ifndef USE_LIBVO2
     current_module="draw_osd";
@@ -1257,32 +1197,9 @@
 
     current_module="av_sync";
 
-    // Increase video timers:
-    sh_video->num_frames+=frame_time;
-    ++sh_video->num_frames_decoded;
-    frame_time*=sh_video->frametime;
-    if(demuxer->file_format==DEMUXER_TYPE_ASF && !force_fps){
-        // .ASF files has no fixed FPS - just frame durations!
-        float d=d_video->pts-pts1;
-        if(d>=0 && d<5) frame_time=d;
-        if(d>0){
-          if(verbose)
-            if((int)sh_video->fps==1000)
-              mp_msg(MSGT_CPLAYER,MSGL_STATUS,"\rASF framerate: %d fps             \n",(int)(1.0f/d));
-          sh_video->frametime=d; // 1ms
-          sh_video->fps=1.0f/d;
-        }
-    } else
-    if(demuxer->file_format==DEMUXER_TYPE_MOV && !force_fps){
-        // .MOV files has no fixed FPS - just frame durations!
-        float d=d_video->pts-pts1;
-	frame_time=d;
-    }
     sh_video->timer+=frame_time;
     time_frame+=frame_time;  // for nosound
 
-    if(demuxer->file_format==DEMUXER_TYPE_MPEG_PS) d_video->pts+=frame_time;
-    
     mp_dbg(MSGT_AVSYNC,MSGL_DBG2,"*** ftime=%5.3f ***\n",frame_time);
 
     if(drop_frame){
@@ -1302,9 +1219,7 @@
 	  }
       }
 #ifdef HAVE_NEW_GUI
-      if(use_gui){
-	EventHandling();
-      }
+      if(use_gui) EventHandling();
 #endif
       video_out->check_events(); // check events AST
     } else {




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