/********************************************************************

 *                                                                  *

 * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE.   *

 * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *

 * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *

 * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *

 *                                                                  *

 * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007             *

 * by the Xiph.Org Foundation http://www.xiph.org/                  *

 *                                                                  *

 ********************************************************************

 function: illustrate simple use of chained bitstream and vorbisfile.a

 last mod: $Id: chaining_example.c 16243 2009-07-10 02:49:31Z xiphmont $

 ********************************************************************/

#include <stdlib.h>

#include <vorbis/codec.h>

#include <vorbis/vorbisfile.h>

#ifdef _WIN32 /* We need the following two to set stdin/stdout to binary */

#include <io.h>

#include <fcntl.h>

#endif

int main(){

  OggVorbis_File ov;

  int i;

#ifdef _WIN32 /* We need to set stdin to binary mode. Damn windows. */

  /* Beware the evil ifdef. We avoid these where we can, but this one we

     cannot. Don't add any more, you'll probably go to hell if you do. */

  _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 samples: %ld\n\n",

           (long)ov_pcm_total(&ov,-1));

    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

    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\theader length: %ld bytes\n",(long)

           (ov.dataoffsets[i]-ov.offsets[i]));

    printf("\t\tcompressed length: %ld bytes\n",(long)(ov_raw_total(&ov,i)));

    printf("\t\tplay time: %lds\n",(long)ov_time_total(&ov,i));

  }

  ov_clear(&ov);

  return 0;

}