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[vlc] / modules / demux / dirac.c

diff --git a/modules/demux/dirac.c b/modules/demux/dirac.c
index 6399c840bb649dfe2a6829650fe838cac7c4aa39..01d923dacf6e675aaac3b9ebed074115839d1bde 100644 (file)
--- a/modules/demux/dirac.c
+++ b/modules/demux/dirac.c
@@ -33,7 +33,7 @@
 #include <vlc_common.h>
 #include <vlc_plugin.h>
 #include <vlc_demux.h>
-#include "vlc_codec.h"
+#include <vlc_codec.h>
 
 #define DEMUX_CFG_PREFIX "dirac-"
 
@@ -52,7 +52,7 @@ vlc_module_begin();
     set_category( CAT_INPUT );
     set_subcategory( SUBCAT_INPUT_DEMUX );
     set_description( N_("Dirac video demuxer" ) );
-    set_capability( "demux", 200 );
+    set_capability( "demux", 50 );
     add_integer( DEMUX_CFG_PREFIX DEMUX_DTSOFFSET, 0, NULL,
                  DEMUX_DTSOFFSET_TEXT, DEMUX_DTSOFFSET_LONGTEXT, false )
     set_callbacks( Open, Close );
@@ -68,7 +68,12 @@ struct demux_sys_t
     mtime_t i_pts_offset_lowtide;
     es_out_id_t *p_es;
 
-    bool b_first;
+    enum {
+        /* demuxer states, do not reorder (++ is used) */
+        DIRAC_DEMUX_DISCONT = 0, /* signal a discontinuity to packetizer */
+        DIRAC_DEMUX_FIRST, /* provide an origin timestamp for the packetizer */
+        DIRAC_DEMUX_STEADY, /* normal operation */
+    } i_state;
 
     decoder_t *p_packetizer;
 };
@@ -105,12 +110,12 @@ static int Open( vlc_object_t * p_this )
     if( !p_sys ) return VLC_ENOMEM;
 
     p_sys->i_pts_offset_lowtide = INT64_MAX;
-    p_sys->b_first = true;
+    p_sys->i_state = DIRAC_DEMUX_FIRST;
 
     p_sys->i_dtsoffset = var_CreateGetInteger( p_demux, DEMUX_CFG_PREFIX DEMUX_DTSOFFSET );
 
     /* Load the packetizer */
-    es_format_Init( &fmt, VIDEO_ES, VLC_FOURCC( 'd','r','a','c' ) );
+    es_format_Init( &fmt, VIDEO_ES, VLC_CODEC_DIRAC );
     p_sys->p_packetizer = demux_PacketizerNew( p_demux, &fmt, "dirac" );
     if( !p_sys->p_packetizer )
     {
@@ -150,30 +155,29 @@ static int Demux( demux_t *p_demux)
     demux_sys_t *p_sys = p_demux->p_sys;
     block_t *p_block_in, *p_block_out;
 
-    if( ( p_block_in = stream_Block( p_demux->s, DIRAC_PACKET_SIZE ) ) == NULL )
+    if( p_sys->i_state == DIRAC_DEMUX_DISCONT )
     {
-        return 0;
+        p_sys->i_state++;
+        p_block_in = block_Alloc( 128 );
+        if( p_block_in )
+        {
+            p_block_in->i_flags = BLOCK_FLAG_DISCONTINUITY | BLOCK_FLAG_CORRUPTED;
+        }
     }
-
-    if( p_sys->b_first )
+    else
     {
-        p_sys->b_first = false;
-        /* by default, timestamps are invalid.
-         * Except when we need an anchor point */
-#if VLC_TS_INVALID == 0
-        /* xxx: to be removed in 1.1 */
-        p_block_in->i_dts = 1;
-#else
-        p_block_in->i_dts = 0;
-#endif
-
-        block_t *p_null = block_Alloc( 128 );
-        if( p_null )
+        p_block_in = stream_Block( p_demux->s, DIRAC_PACKET_SIZE );
+        if( !p_block_in )
+        {
+            return 0;
+        }
+        if ( p_sys->i_state == DIRAC_DEMUX_FIRST)
         {
-            p_null->i_flags = BLOCK_FLAG_DISCONTINUITY;
-            p_null->p_next = p_block_in;
+            p_sys->i_state++;
+            /* by default, timestamps are invalid.
+             * Except when we need an anchor point */
+            p_block_in->i_dts = VLC_TS_0;
         }
-        p_block_in = p_null;
     }
 
     while( (p_block_out = p_sys->p_packetizer->pf_packetize( p_sys->p_packetizer, &p_block_in )) )
@@ -184,10 +188,7 @@ static int Demux( demux_t *p_demux)
             p_block_out->p_next = NULL;
 
             if( p_sys->p_es == NULL )
-            {
-                p_sys->p_packetizer->fmt_out.b_packetized = true;
                 p_sys->p_es = es_out_Add( p_demux->out, &p_sys->p_packetizer->fmt_out);
-            }
 
             p_block_out->i_dts += p_sys->i_dtsoffset;
             p_sys->i_dts = p_block_out->i_dts;
@@ -236,7 +237,7 @@ static int Control( demux_t *p_demux, int i_query, va_list args )
     {
         if( DEMUX_SET_POSITION == i_query || DEMUX_SET_TIME == i_query )
         {
-            p_sys->b_first = true;
+            p_sys->i_state = DIRAC_DEMUX_DISCONT;
         }
         return demux_vaControlHelper( p_demux->s, 0, -1, 0, 1, i_query, args );
     }