unsigned char ec_byte_look_at_end(ec_byte_buffer *_b){ if (_b->end_ptr < _b->buf) { celt_fatal("Trying to read raw bits before the beginning of the stream"); } return *(_b->end_ptr--); }
void ec_byte_write1(ec_byte_buffer *_b,unsigned _value){ ptrdiff_t endbyte; endbyte=_b->ptr-_b->buf; if(endbyte>=_b->storage){ if (_b->resizable){ _b->buf=celt_realloc(_b->buf,(_b->storage+EC_BUFFER_INCREMENT)*sizeof(char)); _b->storage+=EC_BUFFER_INCREMENT; _b->ptr=_b->buf+endbyte; } else { celt_fatal("range encoder overflow\n"); } } *(_b->ptr++)=(unsigned char)_value; }
void ec_byte_writecopy(ec_byte_buffer *_b,void *_source,long _bytes){ ptrdiff_t endbyte; endbyte=_b->ptr-_b->buf; if(endbyte+_bytes>_b->storage){ if (_b->resizable){ _b->storage=endbyte+_bytes+EC_BUFFER_INCREMENT; _b->buf=celt_realloc(_b->buf,_b->storage*sizeof(char)); _b->ptr=_b->buf+endbyte; } else { celt_fatal("range encoder overflow\n"); } } memmove(_b->ptr,_source,_bytes); _b->ptr+=_bytes; }