Another merge from HEAD into CAPSNEGO1

Original commit message from CVS:
Another merge from HEAD into CAPSNEGO1

Makefile.am

@@ -14,11 +14,11 @@ else
 SUBDIRS_DOCS =
 endif
 
-SUBDIRS = include gst libs plugins tools test tests examples \
+SUBDIRS = include gst libs plugins tools test tests testsuite examples \
 $(SUBDIRS_LGG) $(SUBDIRS_DOCS)
 
 # These are all the possible subdirs
-DIST_SUBDIRS = include gst libs plugins tools test tests examples gstplay editor docs debian
+DIST_SUBDIRS = include gst libs plugins tools test tests testsuite examples gstplay editor docs debian
 
 
 bin_SCRIPTS = gstreamer-config

REQUIREMENTS

@@ -27,6 +27,8 @@ libvorbis	(for vorbisenc, vorbisdec)
 libcdparanoia	(for cdparanoia ripper)
 liblame		(for lame mp3 encoder)
 libshout	(for the shoutcast plugin)
+libasound	(for the alsa src/sink plugin)
+librtp		(for the rtp sink plugin)
 
 for AVI playback you might want to get the windows libraries from
 http://divx.euro.ru/ and put the .dll files in /usr/lib/win32/

configure.in

@@ -178,6 +178,8 @@ AC_PATH_PROG(XML_CONFIG, xml-config, no)
 if test x$XML_CONFIG = xno; then
   AC_MSG_ERROR(Couldn't find xml-config)
 fi
+AC_CHECK_LIB(xml, xmlDocGetRootElement, ,
+  [ AC_MSG_ERROR(Need version 1.8.1 or better of libxml) ])
 XML_LIBS=`xml-config --libs`
 XML_CFLAGS=`xml-config --cflags`
 AC_SUBST(XML_LIBS)
@@ -193,7 +195,7 @@ dnl =======================================
 dnl Check for libesd
 AM_PATH_ESD(0.2.12, HAVE_LIBESD=yes, HAVE_LIBESD=no)
 
-AM_PATH_XMMS(0.1.0, HAVE_LIBXMMS=yes, HAVE_LIBXMMS=no)
+dnl AM_PATH_XMMS(0.1.0, HAVE_LIBXMMS=yes, HAVE_LIBXMMS=no)
 
 dnl Check for libasound
 alsa_save_LIBS=$LIBS
@@ -218,6 +220,24 @@ AC_SUBST(GDK_PIXBUF_LIBS)
 AC_SUBST(GDK_PIXBUF_CFLAGS)
 
 
+dnl Check for libgnome
+AC_PATH_PROG(GNOME_CONFIG, gnome-config, no)
+if test x$GNOME_CONFIG = xno; then
+  AC_MSG_WARN(Couldn't find gnome-config: can't build editor or gstplay)
+  GNOME_LIBS=
+  GNOME_CFLAGS=
+  HAVE_GNOME=no
+else
+  GNOME_LIBS=`gnome-config --libs gnome gnomeui`
+  GNOME_CFLAGS=`gnome-config --cflags gnome gnomeui`
+  GHTTP_LIBS=`gnome-config --libs gnome gnomeui`
+  GHTTP_CFLAGS=`gnome-config --cflags gnome gnomeui`
+  HAVE_GNOME=yes
+fi
+AC_SUBST(GNOME_LIBS)
+AC_SUBST(GNOME_CFLAGS)
+AC_SUBST(GHTTP_LIBS)
+
 dnl Check for libghttp
 dnl FIXME: need to check for header
 AC_CHECK_LIB(ghttp, ghttp_request_new,
@@ -231,26 +251,8 @@ AC_CHECK_LIB(ghttp, ghttp_request_new,
    HAVE_LIBGHTTP=no
   ],
   $LIBS)
-AC_SUBST(GHTTP_LIBS)
 AC_SUBST(GST_HTTPSRC_GET_TYPE)
 
-
-dnl Check for libgnome
-AC_PATH_PROG(GNOME_CONFIG, gnome-config, no)
-if test x$GNOME_CONFIG = xno; then
-  AC_MSG_WARN(Couldn't find gnome-config: can't build editor or gstplay)
-  GNOME_LIBS=
-  GNOME_CFLAGS=
-  HAVE_GNOME=no
-else
-  GNOME_LIBS=`gnome-config --libs gnome gnomeui`
-  GNOME_CFLAGS=`gnome-config --cflags gnome gnomeui`
-  HAVE_GNOME=yes
-fi
-AC_SUBST(GNOME_LIBS)
-AC_SUBST(GNOME_CFLAGS)
-
-
 dnl Check for libglade
 HAVE_LIBGLADE_GNOME="no"
 AC_PATH_PROG(LIBGLADE_CONFIG_PATH, libglade-config, no)
@@ -367,6 +369,10 @@ AC_MSG_CHECKING(mpeg2dec library)
 AC_CHECK_LIB(mpeg2, mpeg2_init, HAVE_MPEG2DEC=yes, HAVE_MPEG2DEC=no, )
 AC_CHECK_HEADER(mpeg2dec/mpeg2.h, :, HAVE_MPEG2DEC=no)
 
+dnl Check for librtp
+AC_MSG_CHECKING(rtp library)
+AC_CHECK_LIB(rtp, rtp_packet_new_take_data, HAVE_LIBRTP=yes, HAVE_LIBRTP=no, $GLIB_LIBS $GLIB_CFLAGS)
+
 
 dnl check if css-auth.c exists (FIXME)
 AC_MSG_CHECKING(DVD CSS code)
@@ -600,6 +606,7 @@ AM_CONDITIONAL(HAVE_LIBESD,         test "x$HAVE_LIBESD" = "xyes")
 AM_CONDITIONAL(HAVE_LIBASOUND,      test "x$HAVE_LIBASOUND" = "xyes")
 AM_CONDITIONAL(HAVE_MPEG2DEC,       test "x$HAVE_MPEG2DEC" = "xyes")
 AM_CONDITIONAL(HAVE_LIBXMMS,        test "x$HAVE_LIBXMMS" = "xyes")
+AM_CONDITIONAL(HAVE_LIBRTP,         test "x$HAVE_LIBRTP" = "xyes")
 
 
 
@@ -693,8 +700,9 @@ libs/putbits/Makefile
 libs/winloader/Makefile
 libs/idct/Makefile
 plugins/Makefile
+plugins/alsa/Makefile
 plugins/au/Makefile
-plugins/wav/Makefile
+plugins/audioscale/Makefile
 plugins/avi/Makefile
 plugins/avi/wincodec/Makefile
 plugins/jpeg/Makefile
@@ -724,6 +732,8 @@ plugins/mpeg1/system_encode/Makefile
 plugins/mpeg1/mpeg1encoder/Makefile
 plugins/mpeg1video/Makefile
 plugins/mpeg1video/parse/Makefile
+plugins/rtp/Makefile
+plugins/rtp/rtpsend/Makefile
 plugins/filters/Makefile
 plugins/filters/smooth/Makefile
 plugins/filters/median/Makefile
@@ -740,7 +750,7 @@ plugins/visualization/synaesthesia/Makefile
 plugins/visualization/smoothwave/Makefile
 plugins/videosink/Makefile
 plugins/videoscale/Makefile
-plugins/audioscale/Makefile
+plugins/wav/Makefile
 plugins/dvdsrc/Makefile
 plugins/vcdsrc/Makefile
 plugins/rtjpeg/Makefile
@@ -760,6 +770,7 @@ tests/Makefile
 tests/sched/Makefile
 tests/eos/Makefile
 tests/nego/Makefile
+testsuite/Makefile
 examples/Makefile
 examples/autoplug/Makefile
 examples/helloworld/Makefile

docs/manual/xml.sgml

@@ -149,8 +149,6 @@ main(int argc, char *argv[])
   
   gst_element_set_state (bin, GST_STATE_PLAYING);
 
-  playing = TRUE;
-
   while (gst_bin_iterate(GST_BIN(bin)));
 
   gst_element_set_state (bin, GST_STATE_NULL);

gst/elements/gstsinesrc.c

@@ -1,6 +1,7 @@
 /* GStreamer
  * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
  *                    2000 Wim Taymans <wtay@chello.be>
+ *                    2001 Steve Baker <stevebaker_org@yahoo.co.uk>
  *
  * gstsinesrc.c: 
  *
@@ -51,20 +52,25 @@ enum {
   ARG_0,
   ARG_VOLUME,
   ARG_FORMAT,
-  ARG_CHANNELS,
+  ARG_SAMPLERATE,
-  ARG_FREQUENCY,
+  ARG_FREQ,
+  ARG_TABLESIZE,
+  ARG_BUFFER_SIZE,
 };
 
 
 static void gst_sinesrc_class_init(GstSineSrcClass *klass);
-static void gst_sinesrc_init(GstSineSrc *sinesrc);
+static void gst_sinesrc_init(GstSineSrc *src);
 static void gst_sinesrc_set_arg(GtkObject *object,GtkArg *arg,guint id);
 static void gst_sinesrc_get_arg(GtkObject *object,GtkArg *arg,guint id);
 //static gboolean gst_sinesrc_change_state(GstElement *element,
 //                                          GstElementState state);
 //static void gst_sinesrc_close_audio(GstSineSrc *src);
 //static gboolean gst_sinesrc_open_audio(GstSineSrc *src);
-void gst_sinesrc_sync_parms(GstSineSrc *sinesrc);
+static void gst_sinesrc_populate_sinetable(GstSineSrc *src);
+static inline void gst_sinesrc_update_table_inc(GstSineSrc *src);
+static inline void gst_sinesrc_update_vol_scale(GstSineSrc *src);
+void gst_sinesrc_sync_parms(GstSineSrc *src);
 
 static GstBuffer * gst_sinesrc_get(GstPad *pad);
 
@@ -105,31 +111,44 @@ gst_sinesrc_class_init(GstSineSrcClass *klass) {
                           GTK_ARG_READWRITE, ARG_VOLUME);
   gtk_object_add_arg_type("GstSineSrc::format", GTK_TYPE_INT,
                           GTK_ARG_READWRITE, ARG_FORMAT);
-  gtk_object_add_arg_type("GstSineSrc::channels", GTK_TYPE_INT,
+  gtk_object_add_arg_type("GstSineSrc::samplerate", GTK_TYPE_INT,
-                          GTK_ARG_READWRITE, ARG_CHANNELS);
+                          GTK_ARG_READWRITE, ARG_SAMPLERATE);
-  gtk_object_add_arg_type("GstSineSrc::frequency", GTK_TYPE_INT,
+  gtk_object_add_arg_type("GstSineSrc::tablesize", GTK_TYPE_INT,
-                          GTK_ARG_READWRITE, ARG_FREQUENCY);
+                          GTK_ARG_READWRITE, ARG_TABLESIZE);
-
+  gtk_object_add_arg_type("GstSineSrc::freq", GTK_TYPE_DOUBLE,
+                          GTK_ARG_READWRITE, ARG_FREQ);
+  gtk_object_add_arg_type("GstSineSrc::buffersize", GTK_TYPE_INT,
+                          GTK_ARG_READWRITE, ARG_BUFFER_SIZE);
+                          
   gtkobject_class->set_arg = gst_sinesrc_set_arg;
   gtkobject_class->get_arg = gst_sinesrc_get_arg;
 
 //  gstelement_class->change_state = gst_sinesrc_change_state;
 }
 
-static void gst_sinesrc_init(GstSineSrc *sinesrc) {
+static void gst_sinesrc_init(GstSineSrc *src) {
-  sinesrc->srcpad = gst_pad_new("src",GST_PAD_SRC);
+	
-  gst_pad_set_get_function(sinesrc->srcpad,gst_sinesrc_get);
+  src->srcpad = gst_pad_new("src",GST_PAD_SRC);
-  gst_element_add_pad(GST_ELEMENT(sinesrc),sinesrc->srcpad);
+  gst_pad_set_get_function(src->srcpad, gst_sinesrc_get);
+  gst_element_add_pad(GST_ELEMENT(src), src->srcpad);
 
-  sinesrc->volume = 1.0;
+  src->volume = 1.0;
+  gst_sinesrc_update_vol_scale(src);
 
-  sinesrc->format = AFMT_S16_LE;
+  src->format = AFMT_S16_LE;
-  sinesrc->channels = 2;
+  src->samplerate = 44100;
-  sinesrc->frequency = 44100;
+  src->freq = 100.0;
+  
+  src->table_pos = 0.0;
+  src->table_size = 1024;
+  gst_sinesrc_populate_sinetable(src);
+  gst_sinesrc_update_table_inc(src);
+  gst_sinesrc_sync_parms(src);
+  src->buffer_size=1024;
+  
+  src->seq = 0;
 
-  sinesrc->seq = 0;
+  src->sentmeta = FALSE;
-
-  sinesrc->sentmeta = FALSE;
 }
 
 static GstBuffer *
@@ -139,23 +158,43 @@ gst_sinesrc_get(GstPad *pad)
   GstBuffer *buf;
   gint16 *samples;
   gint i;
-  gint volume;
+  
-  gdouble val;
-
   g_return_val_if_fail (pad != NULL, NULL);
   src = GST_SINESRC(gst_pad_get_parent (pad));
 
   buf = gst_buffer_new();
   g_return_val_if_fail (buf, NULL);
-  GST_BUFFER_DATA(buf) = (gpointer)malloc(4096);
+  samples = g_new(gint16, src->buffer_size);
-  samples = (gint16*)GST_BUFFER_DATA(buf);
+  GST_BUFFER_DATA(buf) = (gpointer) samples;
-  GST_BUFFER_SIZE(buf) = 4096;
+  GST_BUFFER_SIZE(buf) = 2 * src->buffer_size;
+  
+  for (i=0 ; i < src->buffer_size; i++) {
+    src->table_lookup = (gint)(src->table_pos);
+    src->table_lookup_next = src->table_lookup + 1;
+    src->table_interp = src->table_pos - src->table_lookup;
+    
+    // wrap the array lookups if we're out of bounds
+    if (src->table_lookup_next >= src->table_size){
+      src->table_lookup_next -= src->table_size;
+      if (src->table_lookup >= src->table_size){
+        src->table_lookup -= src->table_size;
+        src->table_pos -= src->table_size;
+      }
+    }
+    
+    src->table_pos += src->table_inc;
 
-  volume = 65535 * src->volume;
+    //no interpolation
-  for (i=0;i<1024;i++) {
+    //samples[i] = src->table_data[src->table_lookup]
-    val = sin((gdouble)i/src->frequency);
+    //               * src->vol_scale;
-    samples[i] = val * volume;
+                  	
-    samples[i+1] = samples[i];
+    //linear interpolation
+    samples[i] = ((src->table_interp
+                   *(src->table_data[src->table_lookup_next]
+                    -src->table_data[src->table_lookup]
+                    )
+                  )+src->table_data[src->table_lookup]
+                 )* src->vol_scale;
   }
 
   if (!src->sentmeta) {
@@ -165,7 +204,7 @@ gst_sinesrc_get(GstPad *pad)
     src->sentmeta = TRUE;
   }
 
-  g_print(">");
+  //g_print(">");
   return buf;
 }
 
@@ -178,17 +217,35 @@ static void gst_sinesrc_set_arg(GtkObject *object,GtkArg *arg,guint id) {
 
   switch (id) {
     case ARG_VOLUME:
+      if (GTK_VALUE_DOUBLE(*arg) < 0.0 || GTK_VALUE_DOUBLE(*arg) > 1.0)
+        break;
       src->volume = GTK_VALUE_DOUBLE(*arg);
+      gst_sinesrc_update_vol_scale(src);
       break;
     case ARG_FORMAT:
       src->format = GTK_VALUE_INT(*arg);
+      gst_sinesrc_sync_parms(src);
       break;
-    case ARG_CHANNELS:
+    case ARG_SAMPLERATE:
-      src->channels = GTK_VALUE_INT(*arg);
+      src->samplerate = GTK_VALUE_INT(*arg);
+      gst_sinesrc_sync_parms(src);
+      gst_sinesrc_update_table_inc(src);
       break;
-    case ARG_FREQUENCY:
+    case ARG_FREQ: {
-      src->frequency = GTK_VALUE_INT(*arg);
+      if (GTK_VALUE_DOUBLE(*arg) <= 0.0 || GTK_VALUE_DOUBLE(*arg) > src->samplerate/2)
+        break;
+      src->freq = GTK_VALUE_DOUBLE(*arg);
+      gst_sinesrc_update_table_inc(src);
       break;
+    case ARG_TABLESIZE:
+      src->table_size = GTK_VALUE_INT(*arg);
+      gst_sinesrc_populate_sinetable(src);
+      gst_sinesrc_update_table_inc(src);
+      break;
+    case ARG_BUFFER_SIZE:
+      src->buffer_size = GTK_VALUE_INT(*arg);
+      break;
+    }
     default:
       break;
   }
@@ -208,11 +265,17 @@ static void gst_sinesrc_get_arg(GtkObject *object,GtkArg *arg,guint id) {
     case ARG_FORMAT:
       GTK_VALUE_INT(*arg) = src->format;
       break;
-    case ARG_CHANNELS:
+    case ARG_SAMPLERATE:
-      GTK_VALUE_INT(*arg) = src->channels;
+      GTK_VALUE_INT(*arg) = src->samplerate;
       break;
-    case ARG_FREQUENCY:
+    case ARG_FREQ:
-      GTK_VALUE_INT(*arg) = src->frequency;
+      GTK_VALUE_DOUBLE(*arg) = src->freq;
+      break;
+    case ARG_TABLESIZE:
+      GTK_VALUE_INT(*arg) = src->table_size;
+      break;
+    case ARG_BUFFER_SIZE:
+      GTK_VALUE_INT(*arg) = src->buffer_size;
       break;
     default:
       arg->type = GTK_TYPE_INVALID;
@@ -243,9 +306,33 @@ static gboolean gst_sinesrc_change_state(GstElement *element,
 }
 */
 
-void gst_sinesrc_sync_parms(GstSineSrc *sinesrc) {
+static void gst_sinesrc_populate_sinetable(GstSineSrc *src)
-  sinesrc->meta.format = sinesrc->format;
+{
-  sinesrc->meta.channels = sinesrc->channels;
+  gint i;
-  sinesrc->meta.frequency = sinesrc->frequency;
+  gdouble pi2scaled = M_PI * 2 / src->table_size;
-  sinesrc->sentmeta = FALSE;
+  gfloat *table = g_new(gfloat, src->table_size);
+
+  for(i=0 ; i < src->table_size ; i++){
+    table[i] = (gfloat)sin(i * pi2scaled);
+  }
+  
+	g_free(src->table_data);
+  src->table_data = table;
+}
+
+static inline void gst_sinesrc_update_table_inc(GstSineSrc *src)
+{
+  src->table_inc = src->table_size * src->freq / src->samplerate;
+}
+
+static inline void gst_sinesrc_update_vol_scale(GstSineSrc *src)
+{
+  src->vol_scale = 32767 * src->volume;
+}
+
+void gst_sinesrc_sync_parms(GstSineSrc *src) {
+  src->meta.format = src->format;
+  src->meta.channels = 1;
+  src->meta.frequency = src->samplerate;
+  src->sentmeta = FALSE;
 }

gst/elements/gstsinesrc.h

@@ -60,13 +60,23 @@ struct _GstSineSrc {
 
   /* parameters */
   gdouble volume;
-  gint freq;
+  gdouble vol_scale;
-
+  gdouble freq;
+  
+  /* lookup table data */
+  gfloat *table_data;
+  gdouble table_pos;
+  gdouble table_inc;
+  gint table_size;
+  gdouble table_interp;
+  gint table_lookup;
+  gint table_lookup_next;
+    
   /* audio parameters */
   gint format;
-  gint channels;
+  gint samplerate;
-  gint frequency;
 
+  gint buffer_size;
   gulong seq;
 
   MetaAudioRaw meta;

gst/gst.c

@@ -63,8 +63,6 @@ gst_init (int *argc, char **argv[])
 
   if (!g_thread_supported ()) g_thread_init (NULL);
 
-  _gst_progname = g_strdup(*argv[0]);
-
   gtk_init (argc,argv);
 
   if (!gst_init_check (argc,argv)) {
@@ -123,9 +121,13 @@ gst_init_check (int     *argc,
   gboolean ret = TRUE;
   gboolean showhelp = FALSE;
 
+  _gst_progname = NULL;
+  
   if (argc && argv) {
     gint i, j, k;
 
+    _gst_progname = g_strdup(*argv[0]);
+
     for (i=1; i< *argc; i++) {
       if (!strncmp ("--gst-info-mask=", (*argv)[i], 16)) {
 	guint32 val;
@@ -184,6 +186,10 @@ gst_init_check (int     *argc,
     }
   }
 
+  if (_gst_progname == NULL) {
+    _gst_progname = g_strdup("gstprog");
+  }
+
 
   /* check for ENV variables */
   {

gst/gstpipeline.c

@@ -107,7 +107,7 @@ gst_pipeline_init (GstPipeline *pipeline)
  * Returns: newly created GstPipeline
  */
 GstElement*
-gst_pipeline_new (guchar *name)
+gst_pipeline_new (const guchar *name)
 {
   return gst_elementfactory_make ("pipeline", name);
 }

gst/gstpipeline.h

@@ -57,7 +57,7 @@ struct _GstPipelineClass {
 };
 
 GtkType		gst_pipeline_get_type		(void);
-GstElement*	gst_pipeline_new		(guchar *name);
+GstElement*	gst_pipeline_new		(const guchar *name);
 #define		gst_pipeline_destroy(pipeline)	gst_object_destroy(GST_OBJECT(pipeline))
 
 void		gst_pipeline_iterate		(GstPipeline *pipeline);

libs/colorspace/rgb2rgb.c

@@ -24,9 +24,12 @@
 
 static void gst_colorspace_rgb_to_rgb_identity(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest); 
 static void gst_colorspace_rgb24_to_bgr24(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest);
+static void gst_colorspace_rgb24_to_rgb32(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest);
 static void gst_colorspace_rgb32_to_bgr32(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest); 
 static void gst_colorspace_rgb555_to_rgb565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest); 
 static void gst_colorspace_bgr565_to_rgb32(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest); 
+static void gst_colorspace_bgr24_to_bgr565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest); 
+static void gst_colorspace_bgr32_to_bgr565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest); 
 
 GstColorSpaceConvertFunction gst_colorspace_rgb2rgb_get_converter(GstColorSpaceConverter *space, GstColorSpaceType src, GstColorSpaceType dest) {
   switch(src) {
@@ -39,6 +42,9 @@ GstColorSpaceConvertFunction gst_colorspace_rgb2rgb_get_converter(GstColorSpaceC
         case GST_COLORSPACE_BGR24:
 	  space->outsize = space->width*space->height*3;
           return gst_colorspace_rgb24_to_bgr24;
+        case GST_COLORSPACE_RGB32:
+	  space->outsize = space->width*space->height*4;
+          return gst_colorspace_rgb24_to_rgb32;
 	default:
 	  break;
       }
@@ -52,6 +58,9 @@ GstColorSpaceConvertFunction gst_colorspace_rgb2rgb_get_converter(GstColorSpaceC
         case GST_COLORSPACE_BGR24:
 	  space->outsize = space->width*space->height*3;
           return gst_colorspace_rgb_to_rgb_identity;
+        case GST_COLORSPACE_BGR565:
+	  space->outsize = space->width*space->height*2;
+          return gst_colorspace_bgr24_to_bgr565;
 	default:
 	  break;
       }
@@ -78,6 +87,9 @@ GstColorSpaceConvertFunction gst_colorspace_rgb2rgb_get_converter(GstColorSpaceC
         case GST_COLORSPACE_BGR32:
 	  space->outsize = space->width*space->height*4;
           return gst_colorspace_rgb_to_rgb_identity;
+        case GST_COLORSPACE_BGR565:
+	  space->outsize = space->width*space->height*2;
+          return gst_colorspace_bgr32_to_bgr565;
 	default:
 	  break;
       }
@@ -122,7 +134,7 @@ static void gst_colorspace_rgb24_to_bgr24(GstColorSpaceConverter *space, unsigne
   gint size;
   gchar temp;
 
-  GST_DEBUG (0,"gst_colorspace_rgb24_to_bgr24 %p %p %d\n", src, dest, space->outsize);
+  GST_DEBUG (0,"gst_colorspace_rgb24_to_bgr24 %p %p %d %d %d\n", src, dest, space->outsize, space->width, space->height);
 
   size = space->outsize/3;
 
@@ -145,6 +157,54 @@ static void gst_colorspace_rgb24_to_bgr24(GstColorSpaceConverter *space, unsigne
   GST_DEBUG (0,"gst_colorspace_rgb24_to_bgr24 end\n");
 }
 
+static void gst_colorspace_bgr24_to_bgr565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest) 
+{
+  gint size;
+  guint16 *destptr = (guint16 *)dest;
+
+  GST_DEBUG (0,"gst_colorspace_bgr24_to_bgr565 %p %p %d %d %d\n", src, dest, space->outsize, space->width, space->height);
+
+  size = space->outsize/2;
+
+  while (size--) {
+    *destptr++ = ((src[2]&0xF8)<<8)|((src[1]&0xFC)<<3)|((src[0]&0xF8)>>3);
+    src+=3;
+  }
+  GST_DEBUG (0,"gst_colorspace_bgr24_to_bgr565 end\n");
+}
+
+static void gst_colorspace_bgr32_to_bgr565(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest) 
+{
+  gint size;
+  guint16 *destptr = (guint16 *)dest;
+
+  GST_DEBUG (0,"gst_colorspace_bgr32_to_bgr565 %p %p %d %d %d\n", src, dest, space->outsize, space->width, space->height);
+
+  size = space->outsize/2;
+
+  while (size--) {
+    *destptr++ = ((src[2]&0xF8)<<8)|((src[1]&0xFC)<<3)|((src[0]&0xF8)>>3);
+    src+=4;
+  }
+  GST_DEBUG (0,"gst_colorspace_bgr32_to_bgr565 end\n");
+}
+
+static void gst_colorspace_rgb24_to_rgb32(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest) 
+{
+  gint size;
+  guint32 *destptr = (guint32 *)dest;
+
+  GST_DEBUG (0,"gst_colorspace_rgb24_to_rgb32 %p %p %d\n", src, dest, space->outsize);
+
+  size = space->outsize/4;
+
+  while (size--) {
+    *destptr++ = (src[0]<<16)|(src[1]<<8)|src[2];
+    src+=3;
+  }
+  GST_DEBUG (0,"gst_colorspace_rgb24_to_rgb32 end\n");
+}
+
 static void gst_colorspace_rgb32_to_bgr32(GstColorSpaceConverter *space, unsigned char *src, unsigned char *dest) 
 {
   gint size;

plugins/elements/gstsinesrc.c

@@ -1,6 +1,7 @@
 /* GStreamer
  * Copyright (C) 1999,2000 Erik Walthinsen <omega@cse.ogi.edu>
  *                    2000 Wim Taymans <wtay@chello.be>
+ *                    2001 Steve Baker <stevebaker_org@yahoo.co.uk>
  *
  * gstsinesrc.c: 
  *
@@ -51,20 +52,25 @@ enum {
   ARG_0,
   ARG_VOLUME,
   ARG_FORMAT,
-  ARG_CHANNELS,
+  ARG_SAMPLERATE,
-  ARG_FREQUENCY,
+  ARG_FREQ,
+  ARG_TABLESIZE,
+  ARG_BUFFER_SIZE,
 };
 
 
 static void gst_sinesrc_class_init(GstSineSrcClass *klass);
-static void gst_sinesrc_init(GstSineSrc *sinesrc);
+static void gst_sinesrc_init(GstSineSrc *src);
 static void gst_sinesrc_set_arg(GtkObject *object,GtkArg *arg,guint id);
 static void gst_sinesrc_get_arg(GtkObject *object,GtkArg *arg,guint id);
 //static gboolean gst_sinesrc_change_state(GstElement *element,
 //                                          GstElementState state);
 //static void gst_sinesrc_close_audio(GstSineSrc *src);
 //static gboolean gst_sinesrc_open_audio(GstSineSrc *src);
-void gst_sinesrc_sync_parms(GstSineSrc *sinesrc);
+static void gst_sinesrc_populate_sinetable(GstSineSrc *src);
+static inline void gst_sinesrc_update_table_inc(GstSineSrc *src);
+static inline void gst_sinesrc_update_vol_scale(GstSineSrc *src);
+void gst_sinesrc_sync_parms(GstSineSrc *src);
 
 static GstBuffer * gst_sinesrc_get(GstPad *pad);
 
@@ -105,31 +111,44 @@ gst_sinesrc_class_init(GstSineSrcClass *klass) {
                           GTK_ARG_READWRITE, ARG_VOLUME);
   gtk_object_add_arg_type("GstSineSrc::format", GTK_TYPE_INT,
                           GTK_ARG_READWRITE, ARG_FORMAT);
-  gtk_object_add_arg_type("GstSineSrc::channels", GTK_TYPE_INT,
+  gtk_object_add_arg_type("GstSineSrc::samplerate", GTK_TYPE_INT,
-                          GTK_ARG_READWRITE, ARG_CHANNELS);
+                          GTK_ARG_READWRITE, ARG_SAMPLERATE);
-  gtk_object_add_arg_type("GstSineSrc::frequency", GTK_TYPE_INT,
+  gtk_object_add_arg_type("GstSineSrc::tablesize", GTK_TYPE_INT,
-                          GTK_ARG_READWRITE, ARG_FREQUENCY);
+                          GTK_ARG_READWRITE, ARG_TABLESIZE);
-
+  gtk_object_add_arg_type("GstSineSrc::freq", GTK_TYPE_DOUBLE,
+                          GTK_ARG_READWRITE, ARG_FREQ);
+  gtk_object_add_arg_type("GstSineSrc::buffersize", GTK_TYPE_INT,
+                          GTK_ARG_READWRITE, ARG_BUFFER_SIZE);
+                          
   gtkobject_class->set_arg = gst_sinesrc_set_arg;
   gtkobject_class->get_arg = gst_sinesrc_get_arg;
 
 //  gstelement_class->change_state = gst_sinesrc_change_state;
 }
 
-static void gst_sinesrc_init(GstSineSrc *sinesrc) {
+static void gst_sinesrc_init(GstSineSrc *src) {
-  sinesrc->srcpad = gst_pad_new("src",GST_PAD_SRC);
+	
-  gst_pad_set_get_function(sinesrc->srcpad,gst_sinesrc_get);
+  src->srcpad = gst_pad_new("src",GST_PAD_SRC);
-  gst_element_add_pad(GST_ELEMENT(sinesrc),sinesrc->srcpad);
+  gst_pad_set_get_function(src->srcpad, gst_sinesrc_get);
+  gst_element_add_pad(GST_ELEMENT(src), src->srcpad);
 
-  sinesrc->volume = 1.0;
+  src->volume = 1.0;
+  gst_sinesrc_update_vol_scale(src);
 
-  sinesrc->format = AFMT_S16_LE;
+  src->format = AFMT_S16_LE;
-  sinesrc->channels = 2;
+  src->samplerate = 44100;
-  sinesrc->frequency = 44100;
+  src->freq = 100.0;
+  
+  src->table_pos = 0.0;
+  src->table_size = 1024;
+  gst_sinesrc_populate_sinetable(src);
+  gst_sinesrc_update_table_inc(src);
+  gst_sinesrc_sync_parms(src);
+  src->buffer_size=1024;
+  
+  src->seq = 0;
 
-  sinesrc->seq = 0;
+  src->sentmeta = FALSE;
-
-  sinesrc->sentmeta = FALSE;
 }
 
 static GstBuffer *
@@ -139,23 +158,43 @@ gst_sinesrc_get(GstPad *pad)
   GstBuffer *buf;
   gint16 *samples;
   gint i;
-  gint volume;
+  
-  gdouble val;
-
   g_return_val_if_fail (pad != NULL, NULL);
   src = GST_SINESRC(gst_pad_get_parent (pad));
 
   buf = gst_buffer_new();
   g_return_val_if_fail (buf, NULL);
-  GST_BUFFER_DATA(buf) = (gpointer)malloc(4096);
+  samples = g_new(gint16, src->buffer_size);
-  samples = (gint16*)GST_BUFFER_DATA(buf);
+  GST_BUFFER_DATA(buf) = (gpointer) samples;
-  GST_BUFFER_SIZE(buf) = 4096;
+  GST_BUFFER_SIZE(buf) = 2 * src->buffer_size;
+  
+  for (i=0 ; i < src->buffer_size; i++) {
+    src->table_lookup = (gint)(src->table_pos);
+    src->table_lookup_next = src->table_lookup + 1;
+    src->table_interp = src->table_pos - src->table_lookup;
+    
+    // wrap the array lookups if we're out of bounds
+    if (src->table_lookup_next >= src->table_size){
+      src->table_lookup_next -= src->table_size;
+      if (src->table_lookup >= src->table_size){
+        src->table_lookup -= src->table_size;
+        src->table_pos -= src->table_size;
+      }
+    }
+    
+    src->table_pos += src->table_inc;
 
-  volume = 65535 * src->volume;
+    //no interpolation
-  for (i=0;i<1024;i++) {
+    //samples[i] = src->table_data[src->table_lookup]
-    val = sin((gdouble)i/src->frequency);
+    //               * src->vol_scale;
-    samples[i] = val * volume;
+                  	
-    samples[i+1] = samples[i];
+    //linear interpolation
+    samples[i] = ((src->table_interp
+                   *(src->table_data[src->table_lookup_next]
+                    -src->table_data[src->table_lookup]
+                    )
+                  )+src->table_data[src->table_lookup]
+                 )* src->vol_scale;
   }
 
   if (!src->sentmeta) {
@@ -165,7 +204,7 @@ gst_sinesrc_get(GstPad *pad)
     src->sentmeta = TRUE;
   }
 
-  g_print(">");
+  //g_print(">");
   return buf;
 }
 
@@ -178,17 +217,35 @@ static void gst_sinesrc_set_arg(GtkObject *object,GtkArg *arg,guint id) {
 
   switch (id) {
     case ARG_VOLUME:
+      if (GTK_VALUE_DOUBLE(*arg) < 0.0 || GTK_VALUE_DOUBLE(*arg) > 1.0)
+        break;
       src->volume = GTK_VALUE_DOUBLE(*arg);
+      gst_sinesrc_update_vol_scale(src);
       break;
     case ARG_FORMAT:
       src->format = GTK_VALUE_INT(*arg);
+      gst_sinesrc_sync_parms(src);
       break;
-    case ARG_CHANNELS:
+    case ARG_SAMPLERATE:
-      src->channels = GTK_VALUE_INT(*arg);
+      src->samplerate = GTK_VALUE_INT(*arg);
+      gst_sinesrc_sync_parms(src);
+      gst_sinesrc_update_table_inc(src);
       break;
-    case ARG_FREQUENCY:
+    case ARG_FREQ: {
-      src->frequency = GTK_VALUE_INT(*arg);
+      if (GTK_VALUE_DOUBLE(*arg) <= 0.0 || GTK_VALUE_DOUBLE(*arg) > src->samplerate/2)
+        break;
+      src->freq = GTK_VALUE_DOUBLE(*arg);
+      gst_sinesrc_update_table_inc(src);
       break;
+    case ARG_TABLESIZE:
+      src->table_size = GTK_VALUE_INT(*arg);
+      gst_sinesrc_populate_sinetable(src);
+      gst_sinesrc_update_table_inc(src);
+      break;
+    case ARG_BUFFER_SIZE:
+      src->buffer_size = GTK_VALUE_INT(*arg);
+      break;
+    }
     default:
       break;
   }
@@ -208,11 +265,17 @@ static void gst_sinesrc_get_arg(GtkObject *object,GtkArg *arg,guint id) {
     case ARG_FORMAT:
       GTK_VALUE_INT(*arg) = src->format;
       break;
-    case ARG_CHANNELS:
+    case ARG_SAMPLERATE:
-      GTK_VALUE_INT(*arg) = src->channels;
+      GTK_VALUE_INT(*arg) = src->samplerate;
       break;
-    case ARG_FREQUENCY:
+    case ARG_FREQ:
-      GTK_VALUE_INT(*arg) = src->frequency;
+      GTK_VALUE_DOUBLE(*arg) = src->freq;
+      break;
+    case ARG_TABLESIZE:
+      GTK_VALUE_INT(*arg) = src->table_size;
+      break;
+    case ARG_BUFFER_SIZE:
+      GTK_VALUE_INT(*arg) = src->buffer_size;
       break;
     default:
       arg->type = GTK_TYPE_INVALID;
@@ -243,9 +306,33 @@ static gboolean gst_sinesrc_change_state(GstElement *element,
 }
 */
 
-void gst_sinesrc_sync_parms(GstSineSrc *sinesrc) {
+static void gst_sinesrc_populate_sinetable(GstSineSrc *src)
-  sinesrc->meta.format = sinesrc->format;
+{
-  sinesrc->meta.channels = sinesrc->channels;
+  gint i;
-  sinesrc->meta.frequency = sinesrc->frequency;
+  gdouble pi2scaled = M_PI * 2 / src->table_size;
-  sinesrc->sentmeta = FALSE;
+  gfloat *table = g_new(gfloat, src->table_size);
+
+  for(i=0 ; i < src->table_size ; i++){
+    table[i] = (gfloat)sin(i * pi2scaled);
+  }
+  
+	g_free(src->table_data);
+  src->table_data = table;
+}
+
+static inline void gst_sinesrc_update_table_inc(GstSineSrc *src)
+{
+  src->table_inc = src->table_size * src->freq / src->samplerate;
+}
+
+static inline void gst_sinesrc_update_vol_scale(GstSineSrc *src)
+{
+  src->vol_scale = 32767 * src->volume;
+}
+
+void gst_sinesrc_sync_parms(GstSineSrc *src) {
+  src->meta.format = src->format;
+  src->meta.channels = 1;
+  src->meta.frequency = src->samplerate;
+  src->sentmeta = FALSE;
 }

plugins/elements/gstsinesrc.h

@@ -60,13 +60,23 @@ struct _GstSineSrc {
 
   /* parameters */
   gdouble volume;
-  gint freq;
+  gdouble vol_scale;
-
+  gdouble freq;
+  
+  /* lookup table data */
+  gfloat *table_data;
+  gdouble table_pos;
+  gdouble table_inc;
+  gint table_size;
+  gdouble table_interp;
+  gint table_lookup;
+  gint table_lookup_next;
+    
   /* audio parameters */
   gint format;
-  gint channels;
+  gint samplerate;
-  gint frequency;
 
+  gint buffer_size;
   gulong seq;
 
   MetaAudioRaw meta;

tests/autoplug.c

@@ -34,8 +34,8 @@ main (int argc, char *argv[])
   gtk_signal_connect (GTK_OBJECT (autoplugger), "new_object", new_object_added, NULL);
 
   element = gst_autoplug_to_caps (autoplugger, testcaps,
-		  g_list_append (NULL, gst_pad_get_caps (gst_element_get_pad (audiosink, "sink"))),
+		  gst_pad_get_caps (gst_element_get_pad (audiosink, "sink")),
-		  g_list_append (NULL, gst_pad_get_caps (gst_element_get_pad (videosink, "sink"))),
+		  gst_pad_get_caps (gst_element_get_pad (videosink, "sink")),
 		  NULL);
   g_assert (element != NULL);
 

tests/old/testsuite/Makefile.am

@@ -0,0 +1,11 @@
+SUBDIRS =
+
+testprogs = test_gst_init
+
+TESTS = $(testprogs)
+
+check_PROGRAMS = $(testprogs)
+
+# we have nothing but apps here, we can do this safely
+LIBS += $(GST_LIBS)
+CFLAGS += $(GST_CFLAGS)

tests/old/testsuite/test_gst_init.c

@@ -0,0 +1,13 @@
+#include <gst/gst.h>
+
+/* This tests that gst_init() doesn't segfault when passed two NULLs as
+ * parameters, and that it doesn't fail if gst_init() happens to get called
+ * a second time. */
+int
+main (int argc, char *argv[])
+{
+  gst_init(NULL, NULL);
+  gst_init(&argc, &argv);
+
+  return 0;
+}

testsuite/Makefile.am

@@ -0,0 +1,11 @@
+SUBDIRS =
+
+testprogs = test_gst_init
+
+TESTS = $(testprogs)
+
+check_PROGRAMS = $(testprogs)
+
+# we have nothing but apps here, we can do this safely
+LIBS += $(GST_LIBS)
+CFLAGS += $(GST_CFLAGS)

testsuite/test_gst_init.c

@@ -0,0 +1,13 @@
+#include <gst/gst.h>
+
+/* This tests that gst_init() doesn't segfault when passed two NULLs as
+ * parameters, and that it doesn't fail if gst_init() happens to get called
+ * a second time. */
+int
+main (int argc, char *argv[])
+{
+  gst_init(NULL, NULL);
+  gst_init(&argc, &argv);
+
+  return 0;
+}