/*****************************************************************************
* bits.h
*****************************************************************************
- * Copyright (C) 2001, 2002 VideoLAN
- * $Id: bits.h,v 1.3 2003/01/08 10:34:58 fenrir Exp $
+ * Copyright (C) 2001, 2002 the VideoLAN team
+ * $Id$
*
* Authors: Laurent Aimar <fenrir@via.ecp.fr>
* Eric Petit <titer@videolan.org>
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
- *
+ *
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
typedef struct bits_buffer_s
uint8_t *p_data;
} bits_buffer_t;
-
-static inline int bits_initwrite( bits_buffer_t *p_buffer,
+
+static inline int bits_initwrite( bits_buffer_t *p_buffer,
int i_size, void *p_data )
{
p_buffer->i_size = i_size;
p_buffer->p_data = p_data;
p_buffer->p_data[0] = 0;
if( !p_buffer->p_data )
- {
- if( !( p_buffer->p_data = malloc( i_size ) ) )
- {
- return( -1 );
- }
- else
- {
- return( 0 );
- }
- }
- else
{
- return( 0 );
+ if( !( p_buffer->p_data = malloc( i_size ) ) )
+ return -1;
}
+ return 0;
}
static inline void bits_align( bits_buffer_t *p_buffer )
}
}
-static inline void bits_write( bits_buffer_t *p_buffer,
+static inline void bits_write( bits_buffer_t *p_buffer,
int i_count, uint64_t i_bits )
{
while( i_count > 0 )
{
- if( ( i_bits >> ( i_count - 1 ) )&0x01 )
+ i_count--;
+
+ if( ( i_bits >> i_count )&0x01 )
{
p_buffer->p_data[p_buffer->i_data] |= p_buffer->i_mask;
}
if( p_buffer->i_mask == 0 )
{
p_buffer->i_data++;
- if( p_buffer->i_data < p_buffer->i_size )
- {
-// p_buffer->p_data[p_buffer->i_data] = 0;
- p_buffer->i_mask = 0x80;
- }
+ p_buffer->i_mask = 0x80;
}
- i_count--;
}
}