DVD再生ソフトウェア

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474:login:Penguin
 02/08/20 19:34 C1Epl3BU
>       /* while(mux_a->buffer_len<4 && !ov->eos) */{ 
>                   #define OV_READ 1024 
>   signed char tmp[OV_READ]; 
>   int ov_i, tmplen; 
>   float **buffer; 
>  
>   tmplen = dec_audio(sh_audio,tmp,OV_READ); 
>  
>   if(tmplen<=0) break; // eof 
>   /* data to encode */ 
>   /* expose the buffer to submit data */ 
>   buffer=vorbis_analysis_buffer(&ov->vd,OV_READ); 
>      
>   /* tell the library how much we actually submitted */ 
>   ov_i = tmplen / 4; 
>   vorbis_analysis_wrote(&ov->vd, ov_i); 
>    
>   while(vorbis_analysis_blockout(&ov->vd,&ov->vb)==1){ 
>     vorbis_analysis(&ov->vb,NULL); 
>     vorbis_bitrate_addblock(&ov->vb); 
>      
>     while(vorbis_bitrate_flushpacket(&ov->vd,&ov->op)){ 
>       ogg_stream_packetin(&ov->os,&ov->op); 
>        
>       while(!ov->eos){ 
> int result=ogg_stream_pageout(&ov->os,&ov->og); 
> int wrotelen; 
> if(result==0)break; 
> // fwrite(og.header,1,og.header_len,stdout); 
> memcpy((void *)mux_a->buffer+mux_a->buffer_len, (void *)ov->og.header, ov->og.header_len); 
> mux_a->buffer_len += ov->og.header_len; 
> // fwrite(og.body,1,og.body_len,stdout); 
> memcpy((void *)mux_a->buffer+mux_a->buffer_len, (void *)ov->og.body,  ov->og.body_len); 
> mux_a->buffer_len += ov->og.body_len; 
> len = ov->og.header_len + ov->og.body_len; 
>  
> if(ogg_page_eos(&ov->og))ov->eos=1; 
>       } 
>     } 
>   } 
>   if(len<0) break; // error 
> } 
>       //printf("len:%d, buf:%d(%d)\n", 
>       //       len, sh_audio->a_buffer_len, sh_audio->a_buffer_size); 
> break; 
> #endif

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