From: Thomas Vander Stichele <thomas@apestaart.org>
Date: Mon, 11 Jul 2005 15:06:27 +0000 (+0000)
Subject: add num-buffers property to basesrc
X-Git-Tag: RELEASE-0_9_2~257
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=aff85422dc794e0068b8ee7601bbbc6240b9e48f;p=platform%2Fupstream%2Fgstreamer.git

add num-buffers property to basesrc

Original commit message from CVS:
add num-buffers property to basesrc
---

diff --git a/ChangeLog b/ChangeLog
index b7da1de..545df6d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,19 @@
+2005-07-11  Thomas Vander Stichele  <thomas at apestaart dot org>
+
+	* docs/gst/tmpl/gstbasesrc.sgml:
+	* docs/gst/tmpl/gstfakesrc.sgml:
+	* gst/base/gstbasesrc.c: (gst_base_src_class_init),
+	(gst_base_src_init), (gst_base_src_set_property),
+	(gst_base_src_get_property), (gst_base_src_get_range),
+	(gst_base_src_start):
+	* gst/base/gstbasesrc.h:
+	  add num-buffers property
+	* gst/elements/gstfakesrc.c: (gst_fakesrc_class_init),
+	(gst_fakesrc_init), (gst_fakesrc_set_property),
+	(gst_fakesrc_get_property), (gst_fakesrc_create),
+	(gst_fakesrc_start):
+	  remove num-buffers property
+
 2005-07-10  Thomas Vander Stichele  <thomas at apestaart dot org>
 
 	* docs/gst/gstreamer-sections.txt:
diff --git a/docs/gst/tmpl/gstbasesrc.sgml b/docs/gst/tmpl/gstbasesrc.sgml
index f89f8b6..949ef42 100644
--- a/docs/gst/tmpl/gstbasesrc.sgml
+++ b/docs/gst/tmpl/gstbasesrc.sgml
@@ -35,6 +35,8 @@ GstBaseSrc
 @segment_loop: 
 @offset: 
 @size: 
+@num_buffers: 
+@num_buffers_left: 
 
 <!-- ##### ARG GstBaseSrc:blocksize ##### -->
 <para>
@@ -51,6 +53,11 @@ GstBaseSrc
 
 </para>
 
+<!-- ##### ARG GstBaseSrc:num-buffers ##### -->
+<para>
+
+</para>
+
 <!-- ##### STRUCT GstBaseSrcClass ##### -->
 <para>
 
diff --git a/docs/gst/tmpl/gstfakesrc.sgml b/docs/gst/tmpl/gstfakesrc.sgml
index ad368cf..e78986e 100644
--- a/docs/gst/tmpl/gstfakesrc.sgml
+++ b/docs/gst/tmpl/gstfakesrc.sgml
@@ -68,11 +68,6 @@ GstFakeSrc
 
 </para>
 
-<!-- ##### ARG GstFakeSrc:num-buffers ##### -->
-<para>
-
-</para>
-
 <!-- ##### ARG GstFakeSrc:parentsize ##### -->
 <para>
 
diff --git a/gst/base/gstbasesrc.c b/gst/base/gstbasesrc.c
index 0a37e08..197a4dd 100644
--- a/gst/base/gstbasesrc.c
+++ b/gst/base/gstbasesrc.c
@@ -33,6 +33,7 @@
 #include <gst/gstmarshal.h>
 
 #define DEFAULT_BLOCKSIZE	4096
+#define DEFAULT_NUM_BUFFERS	-1
 
 GST_DEBUG_CATEGORY_STATIC (gst_base_src_debug);
 #define GST_CAT_DEFAULT gst_base_src_debug
@@ -50,6 +51,7 @@ enum
   PROP_BLOCKSIZE,
   PROP_HAS_LOOP,
   PROP_HAS_GETRANGE,
+  PROP_NUM_BUFFERS,
 };
 
 static GstElementClass *parent_class = NULL;
@@ -150,6 +152,11 @@ gst_base_src_class_init (GstBaseSrcClass * klass)
           "True if the element should expose a getrange function", TRUE,
           G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 
+  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_NUM_BUFFERS,
+      g_param_spec_int ("num-buffers", "num-buffers",
+          "Number of buffers to output before sending EOS", -1, G_MAXINT,
+          DEFAULT_NUM_BUFFERS, G_PARAM_READWRITE));
+
   gstelement_class->change_state =
       GST_DEBUG_FUNCPTR (gst_base_src_change_state);
 
@@ -165,6 +172,8 @@ gst_base_src_init (GstBaseSrc * basesrc, gpointer g_class)
   basesrc->is_live = FALSE;
   basesrc->live_lock = g_mutex_new ();
   basesrc->live_cond = g_cond_new ();
+  basesrc->num_buffers = DEFAULT_NUM_BUFFERS;
+  basesrc->num_buffers_left = -1;
 
   pad_template =
       gst_element_class_get_pad_template (GST_ELEMENT_CLASS (g_class), "src");
@@ -503,6 +512,9 @@ gst_base_src_set_property (GObject * object, guint prop_id,
       src->has_getrange = g_value_get_boolean (value);
       gst_base_src_set_dataflow_funcs (src);
       break;
+    case PROP_NUM_BUFFERS:
+      src->num_buffers = g_value_get_int (value);
+      break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;
@@ -527,6 +539,9 @@ gst_base_src_get_property (GObject * object, guint prop_id, GValue * value,
     case PROP_HAS_GETRANGE:
       g_value_set_boolean (value, src->has_getrange);
       break;
+    case PROP_NUM_BUFFERS:
+      g_value_set_int (value, src->num_buffers);
+      break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;
@@ -579,6 +594,13 @@ gst_base_src_get_range (GstPad * pad, guint64 offset, guint length,
   if (length == 0)
     goto unexpected_length;
 
+  if (src->num_buffers_left == 0) {
+    goto reached_num_buffers;
+  } else {
+    if (src->num_buffers_left > 0)
+      src->num_buffers_left--;
+  }
+
   ret = bclass->create (src, offset, length, buf);
 
   return ret;
@@ -599,6 +621,11 @@ unexpected_length:
     GST_DEBUG_OBJECT (src, "unexpected length %u", length);
     return GST_FLOW_UNEXPECTED;
   }
+reached_num_buffers:
+  {
+    GST_DEBUG_OBJECT (src, "sent all buffers");
+    return GST_FLOW_UNEXPECTED;
+  }
 }
 
 static gboolean
@@ -796,6 +823,8 @@ gst_base_src_start (GstBaseSrc * basesrc)
   if (GST_FLAG_IS_SET (basesrc, GST_BASE_SRC_STARTED))
     return TRUE;
 
+  basesrc->num_buffers_left = basesrc->num_buffers;
+
   bclass = GST_BASE_SRC_GET_CLASS (basesrc);
   if (bclass->start)
     result = bclass->start (basesrc);
diff --git a/gst/base/gstbasesrc.h b/gst/base/gstbasesrc.h
index 245e6e4..f8713b1 100644
--- a/gst/base/gstbasesrc.h
+++ b/gst/base/gstbasesrc.h
@@ -95,6 +95,9 @@ struct _GstBaseSrc {
 
   guint64	 offset;	/* current offset in the resource */
   guint64        size;		/* total size of the resource */
+
+  gint           num_buffers;
+  gint           num_buffers_left;
 };
 
 /**
diff --git a/gst/elements/gstfakesrc.c b/gst/elements/gstfakesrc.c
index 0d44076..3f64b6a 100644
--- a/gst/elements/gstfakesrc.c
+++ b/gst/elements/gstfakesrc.c
@@ -63,7 +63,6 @@ enum
 #define DEFAULT_DATARATE	0
 #define DEFAULT_SYNC		FALSE
 #define DEFAULT_PATTERN		NULL
-#define DEFAULT_NUM_BUFFERS	-1
 #define DEFAULT_EOS		FALSE
 #define DEFAULT_SIGNAL_HANDOFFS FALSE
 #define DEFAULT_SILENT		FALSE
@@ -82,7 +81,6 @@ enum
   PROP_DATARATE,
   PROP_SYNC,
   PROP_PATTERN,
-  PROP_NUM_BUFFERS,
   PROP_EOS,
   PROP_SIGNAL_HANDOFFS,
   PROP_SILENT,
@@ -262,10 +260,6 @@ gst_fakesrc_class_init (GstFakeSrcClass * klass)
   g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PATTERN,
       g_param_spec_string ("pattern", "pattern", "pattern", DEFAULT_PATTERN,
           G_PARAM_READWRITE));
-  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_NUM_BUFFERS,
-      g_param_spec_int ("num-buffers", "num-buffers",
-          "Number of buffers to output before sending EOS", -1, G_MAXINT,
-          DEFAULT_NUM_BUFFERS, G_PARAM_READWRITE));
   g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_LAST_MESSAGE,
       g_param_spec_string ("last-message", "last-message",
           "The last status message", NULL, G_PARAM_READABLE));
@@ -311,8 +305,6 @@ gst_fakesrc_init (GstFakeSrc * fakesrc)
   fakesrc->output = FAKESRC_FIRST_LAST_LOOP;
   fakesrc->segment_start = -1;
   fakesrc->segment_end = -1;
-  fakesrc->num_buffers = DEFAULT_NUM_BUFFERS;
-  fakesrc->rt_num_buffers = -1;
   fakesrc->buffer_count = 0;
   fakesrc->silent = DEFAULT_SILENT;
   fakesrc->signal_handoffs = DEFAULT_SIGNAL_HANDOFFS;
@@ -414,9 +406,6 @@ gst_fakesrc_set_property (GObject * object, guint prop_id, const GValue * value,
       break;
     case PROP_PATTERN:
       break;
-    case PROP_NUM_BUFFERS:
-      src->num_buffers = g_value_get_int (value);
-      break;
     case PROP_SILENT:
       src->silent = g_value_get_boolean (value);
       break;
@@ -486,9 +475,6 @@ gst_fakesrc_get_property (GObject * object, guint prop_id, GValue * value,
     case PROP_PATTERN:
       g_value_set_string (value, src->pattern);
       break;
-    case PROP_NUM_BUFFERS:
-      g_value_set_int (value, src->num_buffers);
-      break;
     case PROP_SILENT:
       g_value_set_boolean (value, src->silent);
       break;
@@ -669,13 +655,6 @@ gst_fakesrc_create (GstBaseSrc * basesrc, guint64 offset, guint length,
     return GST_FLOW_UNEXPECTED;
   }
 
-  if (src->rt_num_buffers == 0) {
-    return GST_FLOW_UNEXPECTED;
-  } else {
-    if (src->rt_num_buffers > 0)
-      src->rt_num_buffers--;
-  }
-
   buf = gst_fakesrc_create_buffer (src);
   GST_BUFFER_OFFSET (buf) = src->buffer_count++;
 
@@ -729,7 +708,6 @@ gst_fakesrc_start (GstBaseSrc * basesrc)
   src->buffer_count = 0;
   src->pattern_byte = 0x00;
   src->bytes_sent = 0;
-  src->rt_num_buffers = src->num_buffers;
 
   return TRUE;
 }
diff --git a/libs/gst/base/gstbasesrc.c b/libs/gst/base/gstbasesrc.c
index 0a37e08..197a4dd 100644
--- a/libs/gst/base/gstbasesrc.c
+++ b/libs/gst/base/gstbasesrc.c
@@ -33,6 +33,7 @@
 #include <gst/gstmarshal.h>
 
 #define DEFAULT_BLOCKSIZE	4096
+#define DEFAULT_NUM_BUFFERS	-1
 
 GST_DEBUG_CATEGORY_STATIC (gst_base_src_debug);
 #define GST_CAT_DEFAULT gst_base_src_debug
@@ -50,6 +51,7 @@ enum
   PROP_BLOCKSIZE,
   PROP_HAS_LOOP,
   PROP_HAS_GETRANGE,
+  PROP_NUM_BUFFERS,
 };
 
 static GstElementClass *parent_class = NULL;
@@ -150,6 +152,11 @@ gst_base_src_class_init (GstBaseSrcClass * klass)
           "True if the element should expose a getrange function", TRUE,
           G_PARAM_READWRITE | G_PARAM_CONSTRUCT));
 
+  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_NUM_BUFFERS,
+      g_param_spec_int ("num-buffers", "num-buffers",
+          "Number of buffers to output before sending EOS", -1, G_MAXINT,
+          DEFAULT_NUM_BUFFERS, G_PARAM_READWRITE));
+
   gstelement_class->change_state =
       GST_DEBUG_FUNCPTR (gst_base_src_change_state);
 
@@ -165,6 +172,8 @@ gst_base_src_init (GstBaseSrc * basesrc, gpointer g_class)
   basesrc->is_live = FALSE;
   basesrc->live_lock = g_mutex_new ();
   basesrc->live_cond = g_cond_new ();
+  basesrc->num_buffers = DEFAULT_NUM_BUFFERS;
+  basesrc->num_buffers_left = -1;
 
   pad_template =
       gst_element_class_get_pad_template (GST_ELEMENT_CLASS (g_class), "src");
@@ -503,6 +512,9 @@ gst_base_src_set_property (GObject * object, guint prop_id,
       src->has_getrange = g_value_get_boolean (value);
       gst_base_src_set_dataflow_funcs (src);
       break;
+    case PROP_NUM_BUFFERS:
+      src->num_buffers = g_value_get_int (value);
+      break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;
@@ -527,6 +539,9 @@ gst_base_src_get_property (GObject * object, guint prop_id, GValue * value,
     case PROP_HAS_GETRANGE:
       g_value_set_boolean (value, src->has_getrange);
       break;
+    case PROP_NUM_BUFFERS:
+      g_value_set_int (value, src->num_buffers);
+      break;
     default:
       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
       break;
@@ -579,6 +594,13 @@ gst_base_src_get_range (GstPad * pad, guint64 offset, guint length,
   if (length == 0)
     goto unexpected_length;
 
+  if (src->num_buffers_left == 0) {
+    goto reached_num_buffers;
+  } else {
+    if (src->num_buffers_left > 0)
+      src->num_buffers_left--;
+  }
+
   ret = bclass->create (src, offset, length, buf);
 
   return ret;
@@ -599,6 +621,11 @@ unexpected_length:
     GST_DEBUG_OBJECT (src, "unexpected length %u", length);
     return GST_FLOW_UNEXPECTED;
   }
+reached_num_buffers:
+  {
+    GST_DEBUG_OBJECT (src, "sent all buffers");
+    return GST_FLOW_UNEXPECTED;
+  }
 }
 
 static gboolean
@@ -796,6 +823,8 @@ gst_base_src_start (GstBaseSrc * basesrc)
   if (GST_FLAG_IS_SET (basesrc, GST_BASE_SRC_STARTED))
     return TRUE;
 
+  basesrc->num_buffers_left = basesrc->num_buffers;
+
   bclass = GST_BASE_SRC_GET_CLASS (basesrc);
   if (bclass->start)
     result = bclass->start (basesrc);
diff --git a/libs/gst/base/gstbasesrc.h b/libs/gst/base/gstbasesrc.h
index 245e6e4..f8713b1 100644
--- a/libs/gst/base/gstbasesrc.h
+++ b/libs/gst/base/gstbasesrc.h
@@ -95,6 +95,9 @@ struct _GstBaseSrc {
 
   guint64	 offset;	/* current offset in the resource */
   guint64        size;		/* total size of the resource */
+
+  gint           num_buffers;
+  gint           num_buffers_left;
 };
 
 /**
diff --git a/plugins/elements/gstfakesrc.c b/plugins/elements/gstfakesrc.c
index 0d44076..3f64b6a 100644
--- a/plugins/elements/gstfakesrc.c
+++ b/plugins/elements/gstfakesrc.c
@@ -63,7 +63,6 @@ enum
 #define DEFAULT_DATARATE	0
 #define DEFAULT_SYNC		FALSE
 #define DEFAULT_PATTERN		NULL
-#define DEFAULT_NUM_BUFFERS	-1
 #define DEFAULT_EOS		FALSE
 #define DEFAULT_SIGNAL_HANDOFFS FALSE
 #define DEFAULT_SILENT		FALSE
@@ -82,7 +81,6 @@ enum
   PROP_DATARATE,
   PROP_SYNC,
   PROP_PATTERN,
-  PROP_NUM_BUFFERS,
   PROP_EOS,
   PROP_SIGNAL_HANDOFFS,
   PROP_SILENT,
@@ -262,10 +260,6 @@ gst_fakesrc_class_init (GstFakeSrcClass * klass)
   g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PATTERN,
       g_param_spec_string ("pattern", "pattern", "pattern", DEFAULT_PATTERN,
           G_PARAM_READWRITE));
-  g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_NUM_BUFFERS,
-      g_param_spec_int ("num-buffers", "num-buffers",
-          "Number of buffers to output before sending EOS", -1, G_MAXINT,
-          DEFAULT_NUM_BUFFERS, G_PARAM_READWRITE));
   g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_LAST_MESSAGE,
       g_param_spec_string ("last-message", "last-message",
           "The last status message", NULL, G_PARAM_READABLE));
@@ -311,8 +305,6 @@ gst_fakesrc_init (GstFakeSrc * fakesrc)
   fakesrc->output = FAKESRC_FIRST_LAST_LOOP;
   fakesrc->segment_start = -1;
   fakesrc->segment_end = -1;
-  fakesrc->num_buffers = DEFAULT_NUM_BUFFERS;
-  fakesrc->rt_num_buffers = -1;
   fakesrc->buffer_count = 0;
   fakesrc->silent = DEFAULT_SILENT;
   fakesrc->signal_handoffs = DEFAULT_SIGNAL_HANDOFFS;
@@ -414,9 +406,6 @@ gst_fakesrc_set_property (GObject * object, guint prop_id, const GValue * value,
       break;
     case PROP_PATTERN:
       break;
-    case PROP_NUM_BUFFERS:
-      src->num_buffers = g_value_get_int (value);
-      break;
     case PROP_SILENT:
       src->silent = g_value_get_boolean (value);
       break;
@@ -486,9 +475,6 @@ gst_fakesrc_get_property (GObject * object, guint prop_id, GValue * value,
     case PROP_PATTERN:
       g_value_set_string (value, src->pattern);
       break;
-    case PROP_NUM_BUFFERS:
-      g_value_set_int (value, src->num_buffers);
-      break;
     case PROP_SILENT:
       g_value_set_boolean (value, src->silent);
       break;
@@ -669,13 +655,6 @@ gst_fakesrc_create (GstBaseSrc * basesrc, guint64 offset, guint length,
     return GST_FLOW_UNEXPECTED;
   }
 
-  if (src->rt_num_buffers == 0) {
-    return GST_FLOW_UNEXPECTED;
-  } else {
-    if (src->rt_num_buffers > 0)
-      src->rt_num_buffers--;
-  }
-
   buf = gst_fakesrc_create_buffer (src);
   GST_BUFFER_OFFSET (buf) = src->buffer_count++;
 
@@ -729,7 +708,6 @@ gst_fakesrc_start (GstBaseSrc * basesrc)
   src->buffer_count = 0;
   src->pattern_byte = 0x00;
   src->bytes_sent = 0;
-  src->rt_num_buffers = src->num_buffers;
 
   return TRUE;
 }