Add a bunch of helper functions/macros and start using them:

[vlc] / modules / demux / dts.c

diff --git a/modules/demux/dts.c b/modules/demux/dts.c
index 3524c07b8326289e2749439861aa444e227e1ef9..3954b700eb83e555b859388fb164113a1c1430c2 100644 (file)
--- a/modules/demux/dts.c
+++ b/modules/demux/dts.c
@@ -1,7 +1,7 @@
 /*****************************************************************************
  * dts.c : raw DTS stream input module for vlc
  *****************************************************************************
- * Copyright (C) 2001 VideoLAN
+ * Copyright (C) 2001 the VideoLAN team
  * $Id$
  *
  * Authors: Gildas Bazin <gbazin@netcourrier.com>
@@ -18,7 +18,7 @@
  *
  * 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.
  *****************************************************************************/
 
 /*****************************************************************************
@@ -78,13 +78,13 @@ static int Open( vlc_object_t * p_this )
 
     /* Check if we are dealing with a WAV file */
     if( stream_Peek( p_demux->s, &p_peek, 20 ) == 20 &&
-        !strncmp( p_peek, "RIFF", 4 ) && !strncmp( &p_peek[8], "WAVE", 4 ) )
+        !memcmp( p_peek, "RIFF", 4 ) && !memcmp( &p_peek[8], "WAVE", 4 ) )
     {
         int i_size;
 
         /* Find the wave format header */
         i_peek = 20;
-        while( strncmp( p_peek + i_peek - 8, "fmt ", 4 ) )
+        while( memcmp( p_peek + i_peek - 8, "fmt ", 4 ) )
         {
             i_size = GetDWLE( p_peek + i_peek - 4 );
             if( i_size + i_peek > DTS_PROBE_SIZE ) return VLC_EGENERIC;
@@ -110,7 +110,7 @@ static int Open( vlc_object_t * p_this )
             return VLC_EGENERIC;
 
         /* Skip the wave header */
-        while( strncmp( p_peek + i_peek - 8, "data", 4 ) )
+        while( memcmp( p_peek + i_peek - 8, "data", 4 ) )
         {
             i_size = GetDWLE( p_peek + i_peek - 4 );
             if( i_size + i_peek > DTS_PROBE_SIZE ) return VLC_EGENERIC;
@@ -136,13 +136,7 @@ static int Open( vlc_object_t * p_this )
     }
 
     /* Have a peep at the show. */
-    if( stream_Peek( p_demux->s, &p_peek, i_peek + DTS_MAX_HEADER_SIZE * 2 ) <
-        i_peek + DTS_MAX_HEADER_SIZE * 2 )
-    {
-        /* Stream too short */
-        msg_Warn( p_demux, "cannot peek()" );
-        return VLC_EGENERIC;
-    }
+    CHECK_PEEK( p_peek, i_peek + DTS_MAX_HEADER_SIZE * 2  );
 
     if( CheckSync( p_peek + i_peek ) != VLC_SUCCESS )
     {
@@ -155,32 +149,10 @@ static int Open( vlc_object_t * p_this )
                  "continuing anyway" );
     }
 
-    p_demux->pf_demux = Demux;
-    p_demux->pf_control = Control;
-    p_demux->p_sys = p_sys = malloc( sizeof( demux_sys_t ) );
-    p_sys->b_start = VLC_TRUE;
-    p_sys->i_mux_rate = 0;
-
-    /*
-     * Load the DTS packetizer
-     */
-    p_sys->p_packetizer = vlc_object_create( p_demux, VLC_OBJECT_DECODER );
-    p_sys->p_packetizer->pf_decode_audio = 0;
-    p_sys->p_packetizer->pf_decode_video = 0;
-    p_sys->p_packetizer->pf_decode_sub = 0;
-    p_sys->p_packetizer->pf_packetize = 0;
-
-    /* Initialization of decoder structure */
-    es_format_Init( &p_sys->p_packetizer->fmt_in, AUDIO_ES,
-                    VLC_FOURCC( 'd', 't', 's', ' ' ) );
-
-    p_sys->p_packetizer->p_module =
-        module_Need( p_sys->p_packetizer, "packetizer", NULL, 0 );
-    if( !p_sys->p_packetizer->p_module )
-    {
-        msg_Err( p_demux, "cannot find DTS packetizer" );
-        return VLC_EGENERIC;
-    }
+    STANDARD_DEMUX_INIT; p_sys = p_demux->p_sys;
+   
+    INIT_PACKETIZER( 'd','t','s',' ' );
+    LOAD_PACKETIZER_OR_FAIL( "DTS" );
 
     p_sys->p_es = es_out_Add( p_demux->out, &p_sys->p_packetizer->fmt_in );