Vorbisfile documentation | vorbisfile version 1.2.0 - 20070723

# chaining_example.c

The example program source:

    #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 on windows. */
      _setmode( _fileno( stdin ), _O_BINARY );
    #endif

      /* open the file/pipe on stdin */
      if(ov_open_callbacks(stdin,&ov,NULL,-1,OV_CALLBACKS_NOCLOSE)<0){
        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)){
        printf("Input bitstream contained %ld logical bitstream section(s).\n",
               ov_streams(&ov));
        printf("Total bitstream playing time: %ld seconds\n\n",
               (long)ov_time_total(&ov,-1));

      }else{
        printf("Standard input was not seekable.\n"
               "First logical bitstream information:\n\n");
      }

      for(i=0;i<ov_streams(&ov);i++){
        vorbis_info *vi=ov_info(&ov,i);
        printf("\tlogical bitstream section %d information:\n",i+1);
        printf("\t\t%ldHz %d channels bitrate %ldkbps serial number=%ld\n",
               vi->rate,vi->channels,ov_bitrate(&ov,i)/1000,
               ov_serialnumber(&ov,i));
        printf("\t\tcompressed length: %ld bytes ",(long)(ov_raw_total(&ov,i)));
        printf(" play time: %lds\n",(long)ov_time_total(&ov,i));
      }

      ov_clear(&ov);
      return 0;
    }

copyright © 2007 Xiph.org | Ogg Vorbis team@vorbis.org
Vorbisfile documentation | vorbisfile version 1.2.0 - 20070723