Merge branch 'master' into 0.11

docs/libs/gstreamer-libs-sections.txt

@@ -230,7 +230,10 @@ gst_base_parse_convert_default
 gst_base_parse_add_index_entry
 
 GstBaseParseFrameFlags
+gst_base_parse_frame_new
 gst_base_parse_frame_init
+gst_base_parse_frame_free
+
 gst_base_parse_push_frame
 
 GST_BASE_PARSE_SRC_PAD
@@ -245,6 +248,7 @@ GST_IS_BASE_PARSE_CLASS
 GST_BASE_PARSE_GET_CLASS
 <SUBSECTION Private>
 gst_base_parse_get_type
+gst_base_parse_frame_get_type
 </SECTION>
 
 <SECTION>

gst/gstpluginloader.c

@@ -37,6 +37,10 @@
 #include <io.h>
 #endif
 
+#ifdef HAVE_SYS_UTSNAME_H
+#include <sys/utsname.h>
+#endif
+
 #include <errno.h>
 
 #include <gst/gstconfig.h>
@@ -350,38 +354,74 @@ plugin_loader_create_blacklist_plugin (GstPluginLoader * l,
   gst_registry_add_plugin (l->registry, plugin);
 }
 
-static gboolean
-gst_plugin_loader_try_helper (GstPluginLoader * loader, gchar * location)
-{
 #ifdef __APPLE__
 #if defined(__x86_64__)
-  char *argv[] = { (char *) "/usr/bin/arch", (char *) "-x86_64",
-    location, (char *) "-l", NULL
-  };
+#define USR_BIN_ARCH_SWITCH "-x86_64"
 #elif defined(__i386__)
-  char *argv[] = { (char *) "/usr/bin/arch", (char *) "-i386",
-    location, (char *) "-l", NULL
-  };
+#define USR_BIN_ARCH_SWITCH "-i386"
 #elif defined(__ppc__)
-  char *argv[] = { (char *) "/usr/bin/arch", (char *) "-ppc",
-    location, (char *) "-l", NULL
-  };
+#define USR_BIN_ARCH_SWITCH "-ppc"
 #elif defined(__ppc64__)
-  char *argv[] = { (char *) "/usr/bin/arch", (char *) "-ppc64",
-    location, (char *) "-l", NULL
-  };
+#define USR_BIN_ARCH_SWITCH "-ppc64"
 #endif
-#else /* ! __APPLE__ */
-  char *argv[] = { location, (char *) "-l", NULL };
 #endif
 
+#define YES_MULTIARCH 1
+#define NO_MULTIARCH  2
 
-#ifdef __APPLE__
-  GST_LOG ("Trying to spawn gst-plugin-scanner helper at %s with arch %s",
-      location, argv[1]);
-#else
-  GST_LOG ("Trying to spawn gst-plugin-scanner helper at %s", location);
+#if defined (__APPLE__) && defined (USR_BIN_ARCH_SWITCH)
+static gboolean
+gst_plugin_loader_use_usr_bin_arch (void)
+{
+  static volatile gsize multiarch = 0;
+
+  if (g_once_init_enter (&multiarch)) {
+    gsize res = NO_MULTIARCH;
+
+#ifdef HAVE_SYS_UTSNAME_H
+    {
+      struct utsname uname_data;
+
+      if (uname (&uname_data) == 0) {
+        /* Check for OS X >= 10.5 (darwin kernel 9.0) */
+        GST_LOG ("%s %s", uname_data.sysname, uname_data.release);
+        if (g_ascii_strcasecmp (uname_data.sysname, "Darwin") == 0 &&
+            g_strtod (uname_data.release, NULL) >= 9.0) {
+          res = YES_MULTIARCH;
+        }
+      }
+    }
+#endif
+
+    GST_INFO ("multiarch: %s", (res == YES_MULTIARCH) ? "yes" : "no");
+    g_once_init_leave (&multiarch, res);
+  }
+  return (multiarch == YES_MULTIARCH);
+}
+#endif /* __APPLE__ && USR_BIN_ARCH_SWITCH */
+
+static gboolean
+gst_plugin_loader_try_helper (GstPluginLoader * loader, gchar * location)
+{
+  char *argv[5] = { NULL, };
+  int c = 0;
+
+#if defined (__APPLE__) && defined (USR_BIN_ARCH_SWITCH)
+  if (gst_plugin_loader_use_usr_bin_arch ()) {
+    argv[c++] = (char *) "/usr/bin/arch";
+    argv[c++] = (char *) USR_BIN_ARCH_SWITCH;
+  }
 #endif
+  argv[c++] = location;
+  argv[c++] = (char *) "-l";
+  argv[c++] = NULL;
+
+  if (c > 3) {
+    GST_LOG ("Trying to spawn gst-plugin-scanner helper at %s with arch %s",
+        location, argv[1]);
+  } else {
+    GST_LOG ("Trying to spawn gst-plugin-scanner helper at %s", location);
+  }
 
   if (!g_spawn_async_with_pipes (NULL, argv, NULL,
           G_SPAWN_DO_NOT_REAP_CHILD /* | G_SPAWN_STDERR_TO_DEV_NULL */ ,

libs/gst/base/gstbaseparse.c

@@ -199,6 +199,8 @@
 
 #include "gstbaseparse.h"
 
+#define GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC  (1 << 0)
+
 #define MIN_FRAMES_TO_POST_BITRATE 10
 #define TARGET_DIFFERENCE          (20 * GST_SECOND)
 
@@ -397,10 +399,6 @@ static GstFlowReturn gst_base_parse_process_fragment (GstBaseParse * parse,
 
 static gboolean gst_base_parse_is_seekable (GstBaseParse * parse);
 
-static void gst_base_parse_frame_free (GstBaseParseFrame * frame);
-static GstBaseParseFrame *gst_base_parse_frame_copy_and_clear (GstBaseParseFrame
-    * frame);
-
 static void
 gst_base_parse_clear_queues (GstBaseParse * parse)
 {
@@ -538,50 +536,99 @@ gst_base_parse_init (GstBaseParse * parse, GstBaseParseClass * bclass)
   GST_DEBUG_OBJECT (parse, "init ok");
 }
 
-/**
- * gst_base_parse_frame_init:
- * @parse: #GstBaseParse.
- * @frame: #GstBaseParseFrame.
- *
- * Sets a #GstBaseParseFrame to initial state.  Currently this means
- * all fields are zero-ed.
- *
- * Since: 0.10.33
- */
-void
-gst_base_parse_frame_init (GstBaseParse * parse, GstBaseParseFrame * frame)
+static GstBaseParseFrame *
+gst_base_parse_frame_copy (GstBaseParseFrame * frame)
 {
-  memset (frame, 0, sizeof (*frame));
+  GstBaseParseFrame *copy;
+
+  copy = g_slice_dup (GstBaseParseFrame, frame);
+  copy->buffer = gst_buffer_ref (frame->buffer);
+  copy->_private_flags &= ~GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC;
+
+  GST_TRACE ("copied frame %p -> %p", frame, copy);
+
+  return copy;
 }
 
-/* clear == frame no longer to be used following this */
-static void
-gst_base_parse_frame_clear (GstBaseParse * parse, GstBaseParseFrame * frame)
+void
+gst_base_parse_frame_free (GstBaseParseFrame * frame)
 {
-  /* limited for now */
+  GST_TRACE ("freeing frame %p", frame);
+
   if (frame->buffer) {
     gst_buffer_unref (frame->buffer);
     frame->buffer = NULL;
   }
+
+  if (!(frame->_private_flags & GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC))
+    g_slice_free (GstBaseParseFrame, frame);
 }
 
-/* free frame allocated with copy_and_clear (and not on the stack) */
-static void
-gst_base_parse_frame_free (GstBaseParseFrame * frame)
+GType
+gst_base_parse_frame_get_type (void)
 {
-  gst_base_parse_frame_clear (NULL, frame);
-  g_slice_free (GstBaseParseFrame, frame);
+  static volatile gsize frame_type = 0;
+
+  if (g_once_init_enter (&frame_type)) {
+    GType _type;
+
+    _type = g_boxed_type_register_static ("GstBaseParseFrame",
+        (GBoxedCopyFunc) gst_base_parse_frame_copy,
+        (GBoxedFreeFunc) gst_base_parse_frame_free);
+    g_once_init_leave (&frame_type, _type);
+  }
+  return (GType) frame_type;
 }
 
-/* copy frame (taking ownership of contents of passed frame) */
-static GstBaseParseFrame *
-gst_base_parse_frame_copy_and_clear (GstBaseParseFrame * frame)
+/**
+ * gst_base_parse_frame_init:
+ * @frame: #GstBaseParseFrame.
+ *
+ * Sets a #GstBaseParseFrame to initial state.  Currently this means
+ * all public fields are zero-ed and a private flag is set to make
+ * sure gst_base_parse_frame_free() only frees the contents but not
+ * the actual frame. Use this function to initialise a #GstBaseParseFrame
+ * allocated on the stack.
+ *
+ * Since: 0.10.33
+ */
+void
+gst_base_parse_frame_init (GstBaseParseFrame * frame)
 {
-  GstBaseParseFrame *copy;
-
-  copy = g_slice_dup (GstBaseParseFrame, frame);
   memset (frame, 0, sizeof (GstBaseParseFrame));
-  return copy;
+  frame->_private_flags = GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC;
+  GST_TRACE ("inited frame %p", frame);
+}
+
+/**
+ * gst_base_parse_frame_new:
+ * @buffer: (transfer none): a #GstBuffer
+ * @flags: the flags
+ * @overhead: number of bytes in this frame which should be counted as
+ *     metadata overhead, ie. not used to calculate the average bitrate.
+ *     Set to -1 to mark the entire frame as metadata. If in doubt, set to 0.
+ *
+ * Allocates a new #GstBaseParseFrame. This function is mainly for bindings,
+ * elements written in C should usually allocate the frame on the stack and
+ * then use gst_base_parse_frame_init() to initialise it.
+ *
+ * Returns: a newly-allocated #GstBaseParseFrame. Free with
+ *     gst_base_parse_frame_free() when no longer needed, unless you gave
+ *     away ownership to gst_base_parse_push_frame().
+ *
+ * Since: 0.10.33
+ */
+GstBaseParseFrame *
+gst_base_parse_frame_new (GstBuffer * buffer, GstBaseParseFrameFlags flags,
+    gint overhead)
+{
+  GstBaseParseFrame *frame;
+
+  frame = g_slice_new0 (GstBaseParseFrame);
+  frame->buffer = gst_buffer_ref (buffer);
+
+  GST_TRACE ("created frame %p", frame);
+  return frame;
 }
 
 static inline void
@@ -1478,10 +1525,29 @@ gst_base_parse_check_media (GstBaseParse * parse)
   GST_DEBUG_OBJECT (parse, "media is video == %d", parse->priv->is_video);
 }
 
+/* takes ownership of frame */
+static void
+gst_base_parse_queue_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
+{
+  if (!(frame->_private_flags & GST_BASE_PARSE_FRAME_PRIVATE_FLAG_NOALLOC)) {
+    /* frame allocated on the heap, we can just take ownership */
+    g_queue_push_tail (&parse->priv->queued_frames, frame);
+    GST_TRACE ("queued frame %p", frame);
+  } else {
+    GstBaseParseFrame *copy;
+
+    /* probably allocated on the stack, must make a proper copy */
+    copy = gst_base_parse_frame_copy (frame);
+    g_queue_push_tail (&parse->priv->queued_frames, copy);
+    GST_TRACE ("queued frame %p (copy of %p)", copy, frame);
+    gst_base_parse_frame_free (frame);
+  }
+}
+
 /* gst_base_parse_handle_and_push_buffer:
  * @parse: #GstBaseParse.
  * @klass: #GstBaseParseClass.
- * @buffer: #GstBuffer.
+ * @frame: (transfer full): a #GstBaseParseFrame
  *
  * Parses the frame from given buffer and pushes it forward. Also performs
  * timestamp handling and checks the segment limits.
@@ -1581,11 +1647,10 @@ gst_base_parse_handle_and_push_frame (GstBaseParse * parse,
    * frames to decide on the format and queues them internally */
   /* convert internal flow to OK and mark discont for the next buffer. */
   if (ret == GST_BASE_PARSE_FLOW_DROPPED) {
-    gst_base_parse_frame_clear (parse, frame);
+    gst_base_parse_frame_free (frame);
     return GST_FLOW_OK;
   } else if (ret == GST_BASE_PARSE_FLOW_QUEUED) {
-    g_queue_push_tail (&parse->priv->queued_frames,
-        gst_base_parse_frame_copy_and_clear (frame));
+    gst_base_parse_queue_frame (parse, frame);
     return GST_FLOW_OK;
   } else if (ret != GST_FLOW_OK) {
     return ret;
@@ -1610,10 +1675,12 @@ gst_base_parse_handle_and_push_frame (GstBaseParse * parse,
 /**
  * gst_base_parse_push_frame:
  * @parse: #GstBaseParse.
- * @frame: #GstBaseParseFrame.
+ * @frame: (transfer full): a #GstBaseParseFrame
  *
  * Pushes the frame downstream, sends any pending events and
- * does some timestamp and segment handling.
+ * does some timestamp and segment handling. Takes ownership
+ * of @frame and will clear it (if it was initialised with
+ * gst_base_parse_frame_init()) or free it.
  *
  * This must be called with sinkpad STREAM_LOCK held.
  *
@@ -1634,6 +1701,8 @@ gst_base_parse_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
   g_return_val_if_fail (frame != NULL, GST_FLOW_ERROR);
   g_return_val_if_fail (frame->buffer != NULL, GST_FLOW_ERROR);
 
+  GST_TRACE_OBJECT (parse, "pushing frame %p", frame);
+
   buffer = frame->buffer;
 
   GST_LOG_OBJECT (parse,
@@ -1845,7 +1914,7 @@ gst_base_parse_push_frame (GstBaseParse * parse, GstBaseParseFrame * frame)
       parse->segment.last_stop < last_stop)
     gst_segment_set_last_stop (&parse->segment, GST_FORMAT_TIME, last_stop);
 
-  gst_base_parse_frame_clear (parse, frame);
+  gst_base_parse_frame_free (frame);
 
   return ret;
 }
@@ -2069,13 +2138,15 @@ gst_base_parse_chain (GstPad * pad, GstBuffer * buffer)
   const guint8 *data;
   guint old_min_size = 0, min_size, av;
   GstClockTime timestamp;
-  GstBaseParseFrame _frame = { 0, };
+  GstBaseParseFrame _frame;
   GstBaseParseFrame *frame;
 
   parse = GST_BASE_PARSE (GST_OBJECT_PARENT (pad));
   bclass = GST_BASE_PARSE_GET_CLASS (parse);
   frame = &_frame;
 
+  gst_base_parse_frame_init (frame);
+
   if (G_LIKELY (buffer)) {
     GST_LOG_OBJECT (parse, "buffer size: %d, offset = %" G_GINT64_FORMAT,
         gst_buffer_get_size (buffer), GST_BUFFER_OFFSET (buffer));
@@ -2519,7 +2590,7 @@ gst_base_parse_loop (GstPad * pad)
   GstBaseParse *parse;
   GstBaseParseClass *klass;
   GstFlowReturn ret = GST_FLOW_OK;
-  GstBaseParseFrame frame = { 0, };
+  GstBaseParseFrame frame;
 
   parse = GST_BASE_PARSE (gst_pad_get_parent (pad));
   klass = GST_BASE_PARSE_GET_CLASS (parse);
@@ -2536,6 +2607,7 @@ gst_base_parse_loop (GstPad * pad)
     }
   }
 
+  gst_base_parse_frame_init (&frame);
   ret = gst_base_parse_scan_frame (parse, klass, &frame, TRUE);
   if (ret != GST_FLOW_OK)
     goto done;
@@ -3109,7 +3181,7 @@ gst_base_parse_find_frame (GstBaseParse * parse, gint64 * pos,
   gboolean orig_drain, orig_discont;
   GstFlowReturn ret = GST_FLOW_OK;
   GstBuffer *buf = NULL;
-  GstBaseParseFrame frame = { 0, };
+  GstBaseParseFrame frame;
 
   g_return_val_if_fail (GST_FLOW_ERROR, pos != NULL);
   g_return_val_if_fail (GST_FLOW_ERROR, time != NULL);
@@ -3128,6 +3200,8 @@ gst_base_parse_find_frame (GstBaseParse * parse, gint64 * pos,
   GST_DEBUG_OBJECT (parse, "scanning for frame starting at %" G_GINT64_FORMAT
       " (%#" G_GINT64_MODIFIER "x)", *pos, *pos);
 
+  gst_base_parse_frame_init (&frame);
+
   /* jump elsewhere and locate next frame */
   parse->priv->offset = *pos;
   ret = gst_base_parse_scan_frame (parse, klass, &frame, FALSE);
@@ -3149,7 +3223,8 @@ gst_base_parse_find_frame (GstBaseParse * parse, gint64 * pos,
   /* but it should provide proper time */
   *time = GST_BUFFER_TIMESTAMP (buf);
   *duration = GST_BUFFER_DURATION (buf);
-  gst_base_parse_frame_clear (parse, &frame);
+
+  gst_base_parse_frame_free (&frame);
 
   GST_LOG_OBJECT (parse,
       "frame with time %" GST_TIME_FORMAT " at offset %" G_GINT64_FORMAT,

libs/gst/base/gstbaseparse.h

@@ -148,8 +148,9 @@ typedef struct {
   guint       flags;
   gint        overhead;
   /*< private >*/
-  gint        _gst_reserved_i[2];
+  guint       _gst_reserved_i[2];
   gpointer    _gst_reserved_p[2];
+  guint       _private_flags;
 } GstBaseParseFrame;
 
 typedef struct _GstBaseParse GstBaseParse;
@@ -257,8 +258,15 @@ struct _GstBaseParseClass {
 
 GType           gst_base_parse_get_type (void);
 
-void            gst_base_parse_frame_init      (GstBaseParse      * parse,
-                                                GstBaseParseFrame * frame);
+GType           gst_base_parse_frame_get_type (void);
+
+GstBaseParseFrame * gst_base_parse_frame_new  (GstBuffer              * buffer,
+                                               GstBaseParseFrameFlags   flags,
+                                               gint                     overhead);
+
+void            gst_base_parse_frame_init      (GstBaseParseFrame * frame);
+
+void            gst_base_parse_frame_free      (GstBaseParseFrame * frame);
 
 GstFlowReturn   gst_base_parse_push_frame      (GstBaseParse      * parse,
                                                 GstBaseParseFrame * frame);

win32/common/libgstreamer.def

@@ -733,6 +733,7 @@ EXPORTS
 	gst_parse_bin_from_description_full
 	gst_parse_context_free
 	gst_parse_context_get_missing_elements
+	gst_parse_context_get_type
 	gst_parse_context_new
 	gst_parse_error_get_type
 	gst_parse_error_quark