Vorbisfile documentation

vorbisfile version 1.3.2 - 20101101

seeking_test.c

The example program source:



#include <stdlib.h>
#include <stdio.h>
#include "vorbis/codec.h"
#include "vorbis/vorbisfile.h"

int main(){
  OggVorbis_File ov;
  int i;

#ifdef _WIN32 /* We need to set stdin to binary mode under Windows */
  _setmode( _fileno( stdin ), _O_BINARY );
#endif

  /* open the file/pipe on stdin */
  if(ov_open_callbacks(stdin,&ov,NULL,-1,OV_CALLBACKS_NOCLOSE)==-1){
    printf("Could not open input as an OggVorbis file.\n\n");
    exit(1);
  }
  
  /* print details about each logical bitstream in the input */
  if(ov_seekable(&ov)){
    double length=ov_time_total(&ov,-1);
    printf("testing seeking to random places in %g seconds....\n",length);
    for(i=0;i<100;i++){
      double val=(double)rand()/RAND_MAX*length;
      ov_time_seek(&ov,val);
      printf("\r\t%d [%gs]...     ",i,val);
      fflush(stdout);
    }
    
    printf("\r                                   \nOK.\n\n");
  }else{
    printf("Standard input was not seekable.\n");
  }

  ov_clear(&ov);
  return 0;
}




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Ogg Vorbis

Vorbisfile documentation

vorbisfile version 1.3.2 - 20101101