1 /********************************************************************
3 * THIS FILE IS PART OF THE OggVorbis SOFTWARE CODEC SOURCE CODE. *
4 * USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS *
5 * GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
6 * IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING. *
8 * THE OggVorbis SOURCE CODE IS (C) COPYRIGHT 1994-2007 *
9 * by the Xiph.Org Foundation https://xiph.org/ *
11 ********************************************************************
13 function: illustrate simple use of chained bitstream and vorbisfile.a
15 ********************************************************************/
18 #include <vorbis/codec.h>
19 #include <vorbis/vorbisfile.h>
21 #ifdef _WIN32 /* We need the following two to set stdin/stdout to binary */
30 #ifdef _WIN32 /* We need to set stdin to binary mode. Damn windows. */
31 /* Beware the evil ifdef. We avoid these where we can, but this one we
32 cannot. Don't add any more, you'll probably go to hell if you do. */
33 _setmode( _fileno( stdin ), _O_BINARY );
36 /* open the file/pipe on stdin */
37 if(ov_open_callbacks(stdin,&ov,NULL,-1,OV_CALLBACKS_NOCLOSE)<0){
38 printf("Could not open input as an OggVorbis file.\n\n");
42 /* print details about each logical bitstream in the input */
44 printf("Input bitstream contained %ld logical bitstream section(s).\n",
46 printf("Total bitstream samples: %ld\n\n",
47 (long)ov_pcm_total(&ov,-1));
48 printf("Total bitstream playing time: %ld seconds\n\n",
49 (long)ov_time_total(&ov,-1));
52 printf("Standard input was not seekable.\n"
53 "First logical bitstream information:\n\n");
56 for(i=0;i<ov_streams(&ov);i++){
57 vorbis_info *vi=ov_info(&ov,i);
58 printf("\tlogical bitstream section %d information:\n",i+1);
59 printf("\t\t%ldHz %d channels bitrate %ldkbps serial number=%ld\n",
60 vi->rate,vi->channels,ov_bitrate(&ov,i)/1000,
61 ov_serialnumber(&ov,i));
62 printf("\t\theader length: %ld bytes\n",(long)
63 (ov.dataoffsets[i]-ov.offsets[i]));
64 printf("\t\tcompressed length: %ld bytes\n",(long)(ov_raw_total(&ov,i)));
65 printf("\t\tplay time: %lds\n",(long)ov_time_total(&ov,i));