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x264enc: fix caps leak

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Move creation of supported sink pads into class_init function
which is also the only place where they're used. Unref the
caps when no longer needed, the pad template will take its
own ref.

https://bugzilla.gnome.org/show_bug.cgi?id=784982
This commit is contained in:
Tim-Philipp Müller 2017-07-15 14:59:42 +01:00
parent 841a073154
commit 58a23c99e9
1 changed files with 11 additions and 9 deletions
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20
ext/x264/gstx264enc.c
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@ -140,7 +140,6 @@ struct _GstX264EncVTable
static GstX264EncVTable default_vtable;
static GstX264EncVTable *vtable_8bit = NULL, *vtable_10bit = NULL;
static GstCaps *supported_sinkcaps = NULL;
#define LOAD_SYMBOL(name) G_STMT_START { \
if (!g_module_symbol (module, #name, (gpointer *) &vtable->name)) { \
@ -324,14 +323,6 @@ load_x264_libraries (void)
if (!vtable_8bit && !vtable_10bit)
return FALSE;
supported_sinkcaps = gst_caps_new_simple ("video/x-raw",
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1,
"width", GST_TYPE_INT_RANGE, 16, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 16, G_MAXINT, NULL);
gst_x264_enc_add_x264_chroma_format (gst_caps_get_structure
(supported_sinkcaps, 0), TRUE, TRUE, TRUE);
return TRUE;
}
@ -874,6 +865,7 @@ gst_x264_enc_class_init (GstX264EncClass * klass)
GstVideoEncoderClass *gstencoder_class;
const gchar *partitions = NULL;
GstPadTemplate *sink_templ;
GstCaps *supported_sinkcaps;
x264enc_defaults = g_string_new ("");
@ -1134,9 +1126,19 @@ gst_x264_enc_class_init (GstX264EncClass * klass)
"Josef Zlomek <josef.zlomek@itonis.tv>, "
"Mark Nauwelaerts <mnauw@users.sf.net>");
supported_sinkcaps = gst_caps_new_simple ("video/x-raw",
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1,
"width", GST_TYPE_INT_RANGE, 16, G_MAXINT,
"height", GST_TYPE_INT_RANGE, 16, G_MAXINT, NULL);
gst_x264_enc_add_x264_chroma_format (gst_caps_get_structure
(supported_sinkcaps, 0), TRUE, TRUE, TRUE);
sink_templ = gst_pad_template_new ("sink",
GST_PAD_SINK, GST_PAD_ALWAYS, supported_sinkcaps);
gst_caps_unref (supported_sinkcaps);
gst_element_class_add_pad_template (element_class, sink_templ);
gst_element_class_add_static_pad_template (element_class, &src_factory);
}