added sequentialSmil test case as a solution for issue #1224

see http://bugs.campware.org/view.php?id=1224

livesupport/modules/gstreamerElements/src/MinimalAudioSmilTest.cxx

@@ -22,7 +22,7 @@
  
  
     Author   : $Author: maroy $
-    Version  : $Revision: 1.6 $
+    Version  : $Revision: 1.7 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/gstreamerElements/src/MinimalAudioSmilTest.cxx,v $
 
 ------------------------------------------------------------------------------*/
@@ -119,6 +119,13 @@ static const char *         fadeInOutSmilFile = "var/fadeInOut.smil";
 static const char *         fadeInOutParallelSmilFile =
                                                 "var/fadeInOutParallel.smil";
 
+/**
+ *  A SMIL file containing several audio elements in a par, that in effect
+ *  play sequentially.
+ */
+static const char *         sequentialSmilFile =
+                                                "var/sequentialSmil.smil";
+
 
 /* ===============================================  local function prototypes */
 
@@ -376,3 +383,20 @@ MinimalAudioSmilTest :: fadeInOutParallelTest(void)
     CPPUNIT_ASSERT_MESSAGE(str, timePlayed < 5.1 * GST_SECOND);
 }
 
+
+/*------------------------------------------------------------------------------
+ *  A sequential par element test.
+ *----------------------------------------------------------------------------*/
+void
+MinimalAudioSmilTest :: sequentialSmilTest(void)
+                                                throw (CPPUNIT_NS::Exception)
+{
+    gint64  timePlayed;
+    char    str[256];
+
+    timePlayed = playSmilFile(sequentialSmilFile);
+    g_snprintf(str, 256, "time played: %" G_GINT64_FORMAT, timePlayed);
+    CPPUNIT_ASSERT_MESSAGE(str, timePlayed > 34.7 * GST_SECOND);
+    CPPUNIT_ASSERT_MESSAGE(str, timePlayed < 35.0 * GST_SECOND);
+}
+

livesupport/modules/gstreamerElements/src/MinimalAudioSmilTest.h

@@ -22,7 +22,7 @@
  
  
     Author   : $Author: maroy $
-    Version  : $Revision: 1.6 $
+    Version  : $Revision: 1.7 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/gstreamerElements/src/MinimalAudioSmilTest.h,v $
 
 ------------------------------------------------------------------------------*/
@@ -58,7 +58,7 @@ namespace GstreamerElements {
  *  Unit test for the partialplay gstreamer element.
  *
  *  @author  $Author: maroy $
- *  @version $Revision: 1.6 $
+ *  @version $Revision: 1.7 $
  */
 class MinimalAudioSmilTest : public CPPUNIT_NS::TestFixture
 {
@@ -74,6 +74,7 @@ class MinimalAudioSmilTest : public CPPUNIT_NS::TestFixture
     CPPUNIT_TEST(soundAnimationParallelTest);
     CPPUNIT_TEST(fadeInOutTest);
     CPPUNIT_TEST(fadeInOutParallelTest);
+    CPPUNIT_TEST(sequentialSmilTest);
     CPPUNIT_TEST_SUITE_END();
 
     private:
@@ -182,6 +183,14 @@ class MinimalAudioSmilTest : public CPPUNIT_NS::TestFixture
         void
         fadeInOutParallelTest(void)             throw (CPPUNIT_NS::Exception);
 
+        /**
+         *  A sequential par element test.
+         *
+         *  @exception CPPUNIT_NS::Exception on test failures.
+         */
+        void
+        sequentialSmilTest(void)                throw (CPPUNIT_NS::Exception);
+
 
     public:
         

livesupport/modules/gstreamerElements/src/partial-play.c

@@ -22,7 +22,7 @@
  
  
     Author   : $Author: maroy $
-    Version  : $Revision: 1.3 $
+    Version  : $Revision: 1.4 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/gstreamerElements/src/partial-play.c,v $
 
 ------------------------------------------------------------------------------*/
@@ -86,7 +86,7 @@ GST_PLUGIN_DEFINE (
     "partialplay",
     "Partial play",
     plugin_init,
-    "$Revision: 1.3 $",
+    "$Revision: 1.4 $",
     "GPL",
     "LiveSupport",
     "http://livesupport.campware.org/"
@@ -232,6 +232,7 @@ livesupport_partial_play_change_state(GstElement * element)
 
     switch (GST_STATE_TRANSITION (element)) {
         case GST_STATE_NULL_TO_READY:
+            livesupport_seek_pack_set_state(pplay->seekPack, GST_STATE_READY);
             break;
 
         case GST_STATE_READY_TO_PAUSED:
@@ -269,6 +270,7 @@ livesupport_partial_play_change_state(GstElement * element)
             break;
             
         case GST_STATE_READY_TO_NULL:
+            livesupport_seek_pack_set_state(pplay->seekPack, GST_STATE_NULL);
             break;
 
         default:

livesupport/modules/gstreamerElements/src/seek-pack.c

@@ -22,7 +22,7 @@
  
  
     Author   : $Author: maroy $
-    Version  : $Revision: 1.7 $
+    Version  : $Revision: 1.8 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/gstreamerElements/src/seek-pack.c,v $
 
 ------------------------------------------------------------------------------*/
@@ -117,13 +117,16 @@ livesupport_seek_pack_new(const gchar    * uniqueName)
 
     g_snprintf(str, len, "%s_seekPackSilence", uniqueName);
     seekPack->silence   = gst_element_factory_make("silence", str);
-    g_snprintf(str, len, "%s_seekPackAudioConvert", uniqueName);
-    seekPack->audioconvert = gst_element_factory_make("audioconvert", str);
+    g_snprintf(str, len, "%s_seekPackSilenceAudioConvert", uniqueName);
+    seekPack->silenceConvert = gst_element_factory_make("audioconvert",
+                                                             str);
 
     seekPack->source    = NULL;
 
     /* generate decoder later, by autoplugging */
-    seekPack->decoder   = 0;
+    seekPack->decoder        = 0;
+    seekPack->decoderConvert = 0;
+    seekPack->decoderScale   = 0;
     g_snprintf(str, len, "%s_seekPackSwitcher", uniqueName);
     seekPack->switcher = gst_element_factory_make("switcher", str);
     g_snprintf(str, len, "%s_seekPackBin", uniqueName);
@@ -191,32 +194,41 @@ livesupport_seek_pack_init(LivesupportSeekPack    * seekPack,
     g_snprintf(name, len, "%s_seekPackDecoder", seekPack->name);
     seekPack->decoder = ls_gst_autoplug_plug_source(seekPack->source,
                                                     name);
+    g_snprintf(name, len, "%s_seekPackDecoderConvert", seekPack->name);
+    seekPack->decoderConvert = gst_element_factory_make("audioconvert", name);
+    g_snprintf(name, len, "%s_seekPackDecoderScale", seekPack->name);
+    seekPack->decoderScale = gst_element_factory_make("audioscale", name);
     g_free(name);
 
     /* link up the silence element with the switcher first */
     gst_element_link_many(seekPack->silence,
-                          seekPack->audioconvert,
+                          seekPack->silenceConvert,
                           seekPack->switcher,
                           NULL);
 
     if (seekPack->decoder) {
         /* seek on the decoder, and link it up with the switcher */
-        gst_element_link(seekPack->source, seekPack->decoder);
+        gst_element_link_many(seekPack->source, seekPack->decoder);
         livesupport_seek_pack_seek(seekPack);
-        gst_element_link(seekPack->decoder, seekPack->switcher);
     } else {
         /* just fake the content with silence,
          * if it could not be auto-plugged */
         seekPack->decoder = gst_element_factory_make("silence", "decoder");
-        gst_element_link(seekPack->decoder, seekPack->switcher);
     }
+    gst_element_link_many(seekPack->decoder,
+                          seekPack->decoderConvert,
+                          seekPack->decoderScale,
+                          seekPack->switcher,
+                          NULL);
 
     /* put all inside the bin, and link up a ghost pad to switch's src pad */
     gst_bin_add_many(GST_BIN(seekPack->bin),
                      seekPack->silence,
-                     seekPack->audioconvert,
+                     seekPack->silenceConvert,
                      seekPack->source,
                      seekPack->decoder,
+                     seekPack->decoderConvert,
+                     seekPack->decoderScale,
                      NULL);
 
     /* put the switcher last into the bin, and also link it as last
@@ -287,15 +299,27 @@ livesupport_seek_pack_set_state(LivesupportSeekPack   * seekPack,
 {
     /* FIXME: resetting the source from PLAYING state would make it lose
      *        it's seek position */
-    if (seekPack->audioconvert) {
-        gst_element_set_state(seekPack->audioconvert, state);
+    if (seekPack->silence) {
+        gst_element_set_state(seekPack->silence, state);
+    }
+    if (seekPack->silenceConvert) {
+        gst_element_set_state(seekPack->silenceConvert, state);
     }
     if (seekPack->decoder) {
         gst_element_set_state(seekPack->decoder, state);
     }
+    if (seekPack->decoderConvert) {
+        gst_element_set_state(seekPack->decoderConvert, state);
+    }
+    if (seekPack->decoderScale) {
+        gst_element_set_state(seekPack->decoderScale, state);
+    }
     if (seekPack->switcher) {
         gst_element_set_state(seekPack->switcher, state);
     }
+    if (seekPack->bin) {
+        gst_element_set_state(seekPack->bin, state);
+    }
 }
 
 

livesupport/modules/gstreamerElements/src/seek-pack.h

@@ -22,7 +22,7 @@
  
  
     Author   : $Author: maroy $
-    Version  : $Revision: 1.5 $
+    Version  : $Revision: 1.6 $
     Location : $Source: /home/paul/cvs2svn-livesupport/newcvsrepo/livesupport/modules/gstreamerElements/src/seek-pack.h,v $
 
 ------------------------------------------------------------------------------*/
@@ -35,7 +35,7 @@
  *  some silence and then some specified part of the source.
  *
  *  @author $Author: maroy $
- *  @version $Revision: 1.5 $
+ *  @version $Revision: 1.6 $
  */
 
 #ifdef __cplusplus
@@ -67,10 +67,12 @@ struct _LivesupportSeekPack {
     gchar         * name;
 
     GstElement    * silence;
-    GstElement    * audioconvert;
+    GstElement    * silenceConvert;
 
     GstElement    * source;
     GstElement    * decoder;
+    GstElement    * decoderConvert;
+    GstElement    * decoderScale;
 
     GstElement    * switcher;
     GstElement    * bin;

livesupport/modules/gstreamerElements/var/sequentialSmil.smil

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<smil xmlns    = "http://www.w3.org/2001/SMIL20/Language">
+    <body>
+        <par>
+            <audio src="file:var/test10001.mp3" begin="0s"/> 
+            <audio src="file:var/test10002.mp3" begin="11.23s"/> 
+            <audio src="file:var/test10003.mp3" begin="23.45s"/> 
+        </par>
+    </body>
+</smil>