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-rw-r--r--libempathy-gtk/empathy-video-src.c104
-rw-r--r--libempathy-gtk/empathy-video-src.h3
2 files changed, 52 insertions, 55 deletions
diff --git a/libempathy-gtk/empathy-video-src.c b/libempathy-gtk/empathy-video-src.c
index b7dea70c3..9c7b28fd2 100644
--- a/libempathy-gtk/empathy-video-src.c
+++ b/libempathy-gtk/empathy-video-src.c
@@ -57,28 +57,29 @@ struct _EmpathyGstVideoSrcPrivate
(G_TYPE_INSTANCE_GET_PRIVATE ((o), EMPATHY_TYPE_GST_VIDEO_SRC, \
EmpathyGstVideoSrcPrivate))
/**
- * empathy_gst_make_to_bin - make gst faktory, add to bin and link it.
- * @bin - bit to add to.
- * @src - Element to link new crated element with. IF src == NULL,
- * we will only create Factory and add it to the bin.
- * @factoryname - factory name of factory to create.
- * we will return pointer to new Element
+ * empathy_gst_add_to_bin - create a new gst element, add to bin and link it.
+ * @bin - bin to add the new element to.
+ * @src - src element for the new element (may be NULL).
+ * @name - name of the factory for the new element
+ *
+ * Returns: The newly created element ot %NULL on failure
*/
-GstElement *
-empathy_gst_make_to_bin (GstBin *bin, GstElement *src,
+static GstElement *
+empathy_gst_add_to_bin (GstBin *bin,
+ GstElement *src,
const gchar *factoryname)
{
GstElement *ret;
- if (!(ret = gst_element_factory_make (factoryname, NULL)))
+ if ((ret = gst_element_factory_make (factoryname, NULL)) == NULL)
{
- g_warning ("Factory \"%s\" not found.", factoryname);
+ g_message ("Element factory \"%s\" not found.", factoryname);
goto error;
}
if (!gst_bin_add (bin, ret))
{
- g_warning ("Can't add \"%s\" to bin.", factoryname);
+ g_warning ("Couldn't add \"%s\" to bin.", factoryname);
goto error;
}
@@ -88,7 +89,7 @@ empathy_gst_make_to_bin (GstBin *bin, GstElement *src,
if (!gst_element_link (src, ret))
{
- g_warning ("Can't link \"%s\".", factoryname);
+ g_warning ("Failed to link \"%s\".", factoryname);
gst_bin_remove (bin, ret);
goto error;
}
@@ -96,7 +97,8 @@ empathy_gst_make_to_bin (GstBin *bin, GstElement *src,
return ret;
error:
- gst_object_unref (ret);
+ if (ret != NULL)
+ gst_object_unref (ret);
return NULL;
}
@@ -117,69 +119,67 @@ empathy_video_src_init (EmpathyGstVideoSrc *obj)
NULL);
/* allocate any data required by the object here */
- if (!(element = empathy_gst_make_to_bin (GST_BIN (obj),
- NULL, "gconfvideosrc")))
- g_error ("gst-plugins-good is probably missing. exit");
+ if ((element = empathy_gst_add_to_bin (GST_BIN (obj),
+ NULL, "gconfvideosrc")) == NULL)
+ g_error ("Couldn't add \"gconfvideosrc\" (gst-plugins-good missing?)");
/* we need to save our source to priv->src */
priv->src = element;
- /* videomaxrate is curently optional plugin, becouse it depend on
- * gst-plugins-bad. So we won't fail if it not exist.
- * todo: in some time videorate will probably replace videomaxrate */
- /* make a backup of *element before optional GstElement */
+ /* videomaxrate is optional as it's part of gst-plugins-bad. So don't
+ * fail if it doesn't exist. */
element_back = element;
- if (!(element = empathy_gst_make_to_bin (GST_BIN (obj),
- element, "videomaxrate")))
- {
- g_warning ("gst-plugins-bad is probably missing.");
- element = element_back;
- }
+ if ((element = empathy_gst_add_to_bin (GST_BIN (obj),
+ element, "videomaxrate")) == NULL)
+ {
+ g_message ("Couldn't add \"videomaxrate\" (gst-plugins-bad missing?)");
+ element = element_back;
+ }
else
- gst_caps_set_simple (caps,
- "framerate", GST_TYPE_FRACTION, 15, 1,
- NULL);
+ {
+ gst_caps_set_simple (caps,
+ "framerate", GST_TYPE_FRACTION, 15, 1,
+ NULL);
+ }
str = gst_caps_to_string (caps);
g_debug ("Current video src caps are : %s", str);
g_free (str);
- if (!(element = empathy_gst_make_to_bin (GST_BIN (obj),
- element, "videoscale")))
- g_error ("gst-plugins-base is probably missing. exit");
+ if ((element = empathy_gst_add_to_bin (GST_BIN (obj),
+ element, "videoscale")) == NULL)
+ g_error ("Failed to add \"videoscale\", (gst-plugins-base missing?)");
- /* postproc_tmpnois is other optional plugin, it depend on gst-ffmpeg.
- * may be some day it will go to gst-plugins-base, than we can restrickt it */
+ /* optionally add postproc_tmpnoise to improve the performance of encoders */
element_back = element;
- if (!(element = empathy_gst_make_to_bin (GST_BIN (obj),
- element, "postproc_tmpnoise")))
- {
- g_warning ("gst-ffmpeg is probably missing.");
- element = element_back;
- }
+ if ((element = empathy_gst_add_to_bin (GST_BIN (obj),
+ element, "postproc_tmpnoise")) == NULL)
+ {
+ g_message ("Failed to add \"postproc_tmpnoise\" (gst-ffmpeg missing?)");
+ element = element_back;
+ }
- if (!(element = empathy_gst_make_to_bin (GST_BIN (obj),
- element, "ffmpegcolorspace")))
- g_error ("gst-plugins-base is probably missing. exit");
+ if ((element = empathy_gst_add_to_bin (GST_BIN (obj),
+ element, "ffmpegcolorspace")) == NULL)
+ g_error ("Failed to add \"ffmpegcolorspace\" (gst-plugins-base missing?)");
- if (!(element = empathy_gst_make_to_bin (GST_BIN (obj),
- element, "capsfilter")))
- g_error ("core libgstreamer is probably missing. exit");
+ if ((element = empathy_gst_add_to_bin (GST_BIN (obj),
+ element, "capsfilter")) == NULL)
+ g_error (
+ "Failed to add \"capsfilter\" (gstreamer core elements missing?)");
g_object_set (G_OBJECT (element), "caps", caps, NULL);
-
src = gst_element_get_static_pad (element, "src");
- if (!src)
- g_error ("src pad not found. exit");
+ g_assert (src != NULL);
ghost = gst_ghost_pad_new ("src", src);
- if (!ghost)
- g_error ("can't create ghost pad. exit");
+ if (ghost == NULL)
+ g_error ("Unable to create ghost pad for the videosrc");
if (!gst_element_add_pad (GST_ELEMENT (obj), ghost))
g_error ("pad with the same name already existed or "
- "the pad already had another parent. exit");
+ "the pad already had another parent.");
gst_object_unref (G_OBJECT (src));
}
diff --git a/libempathy-gtk/empathy-video-src.h b/libempathy-gtk/empathy-video-src.h
index d36e48643..fae5563eb 100644
--- a/libempathy-gtk/empathy-video-src.h
+++ b/libempathy-gtk/empathy-video-src.h
@@ -81,9 +81,6 @@ void empathy_video_src_set_channel (GstElement *src,
guint empathy_video_src_get_channel (GstElement *src,
EmpathyGstVideoSrcChannel channel);
-GstElement *empathy_gst_make_to_bin (GstBin *bin, GstElement *src,
- const gchar *factoryname);
-
G_END_DECLS
#endif /* #ifndef __EMPATHY_GST_VIDEO_SRC_H__*/
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 08:48:31 +0800