[Vorbis-dev] [Patch] New function of libvorbis

[Aoyumi]

I made an additional patch to the patch which I submitted before. 
This is necessary for DLL of Windows.


PATCH (for libvorbis-trunk): 
diff -crN libvorbis-trunk/win32/vorbis.def libvorbis-trunkR/win32/vorbis.def
*** libvorbis-trunk/win32/vorbis.def	Sat Mar 29 00:37:57 2008
--- libvorbis-trunkR/win32/vorbis.def	Mon Nov 24 23:02:04 2008
***************
*** 55,57 ****
--- 55,59 ----
  vorbis_encode_init_vbr
  vorbis_encode_setup_init
  vorbis_encode_ctl
+ 
+ vorbis_version_string


> This patch offers interface to get the library name which software uses.
> 
> 
> Function:
> char *vorbis_version_string(void);
> 
> 
> PATCH (for libvorbis-1.2.1RC2): 
> diff -crN libvorbis-1.2.1RC2/include/vorbis/codec.h libvorbis-1.2.1RC2_NI/include/vorbis/codec.h
> *** libvorbis-1.2.1RC2/include/vorbis/codec.h	Mon Aug 25 05:57:44 2008
> --- libvorbis-1.2.1RC2_NI/include/vorbis/codec.h	Sat Sep 13 05:00:22 2008
> ***************
> *** 178,183 ****
> --- 178,185 ----
>   extern void     vorbis_dsp_clear(vorbis_dsp_state *v);
>   extern double   vorbis_granule_time(vorbis_dsp_state *v,
>   				    ogg_int64_t granulepos);
> + 				    
> + extern const char *vorbis_version_string(void);
>   
>   /* Vorbis PRIMITIVES: analysis/DSP layer ****************************/
>   
> diff -crN libvorbis-1.2.1RC2/lib/info.c libvorbis-1.2.1RC2_NI/lib/info.c
> *** libvorbis-1.2.1RC2/lib/info.c	Thu Sep 04 23:38:42 2008
> --- libvorbis-1.2.1RC2_NI/lib/info.c	Sat Sep 13 05:20:28 2008
> ***************
> *** 31,36 ****
> --- 31,39 ----
>   #include "misc.h"
>   #include "os.h"
>   
> + #define GENERAL_VENDOR_STRING "Xiph.Org libVorbis 1.2.1RC2"
> + #define ENCODE_VENDOR_STRING "Xiph.Org libVorbis I 20080501"
> + 
>   /* helpers */
>   static int ilog2(unsigned int v){
>     int ret=0;
> ***************
> *** 457,464 ****
>   }
>   
>   static int _vorbis_pack_comment(oggpack_buffer *opb,vorbis_comment *vc){
> !   char temp[]="Xiph.Org libVorbis I 20080501";
> !   int bytes = strlen(temp);
>   
>     /* preamble */  
>     oggpack_write(opb,0x03,8);
> --- 460,466 ----
>   }
>   
>   static int _vorbis_pack_comment(oggpack_buffer *opb,vorbis_comment *vc){
> !   int bytes = strlen(ENCODE_VENDOR_STRING);
>   
>     /* preamble */  
>     oggpack_write(opb,0x03,8);
> ***************
> *** 466,472 ****
>   
>     /* vendor */
>     oggpack_write(opb,bytes,32);
> !   _v_writestring(opb,temp, bytes);
>     
>     /* comments */
>   
> --- 468,474 ----
>   
>     /* vendor */
>     oggpack_write(opb,bytes,32);
> !   _v_writestring(opb,ENCODE_VENDOR_STRING, bytes);
>     
>     /* comments */
>   
> ***************
> *** 647,650 ****
> --- 649,656 ----
>     if(granulepos>=0)
>       return((double)granulepos/v->vi->rate);
>     return(-1);
> + }
> + 
> + const char *vorbis_version_string(void){
> +   return GENERAL_VENDOR_STRING;
>   }