#xxxxx DTXViewerのプロジェクトを追加。

[dtxmania/dtxmania.git] / DTXViewerプロジェクト / @OggVorbisソリューション / libvorbis-1.3.5 / examples / chaining_example.c

diff --git a/DTXViewerプロジェクト/@OggVorbisソリューション/libvorbis-1.3.5/examples/chaining_example.c b/DTXViewerプロジェクト/@OggVorbisソリューション/libvorbis-1.3.5/examples/chaining_example.c
new file mode 100644 (file)
index 0000000..526a831
--- /dev/null
+++ b/DTXViewerプロジェクト/@OggVorbisソリューション/libvorbis-1.3.5/examples/chaining_example.c
@@ -0,0 +1,72 @@
+/********************************************************************
+ *                                                                  *
+ * 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<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\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;
+}
+