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plugins: encode: Modify sink template of mpeg2 encode.

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Use gst_vaapi_detect_codec_caps to get more precise template caps.
Also implement gst_vaapiencode_mpeg2_register_type, which should be
called at plugin register time.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer-vaapi/-/merge_requests/315>
This commit is contained in:
He Junyan 2020-04-10 22:04:34 +08:00 committed by Víctor Manuel Jáquez Leal
parent 5f5182f9ad
commit 7459bee979
2 changed files with 13 additions and 26 deletions
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36
gst/vaapi/gstvaapiencode_mpeg2.c
View file

@ -51,29 +51,11 @@ GST_DEBUG_CATEGORY_STATIC (gst_vaapi_mpeg2_encode_debug);
"video/mpeg, mpegversion = (int) 2, " \
"systemstream = (boolean) false"
/* *INDENT-OFF* */
static const char gst_vaapiencode_mpeg2_sink_caps_str[] =
GST_VAAPI_MAKE_SURFACE_CAPS ", "
GST_CAPS_INTERLACED_FALSE "; "
GST_VIDEO_CAPS_MAKE (GST_VAAPI_FORMATS_ALL) ", "
GST_CAPS_INTERLACED_FALSE ";"
GST_VIDEO_CAPS_MAKE_WITH_FEATURES(GST_CAPS_FEATURE_MEMORY_DMABUF, GST_VAAPI_FORMATS_ALL) ","
GST_CAPS_INTERLACED_FALSE;
/* *INDENT-ON* */
/* *INDENT-OFF* */
static const char gst_vaapiencode_mpeg2_src_caps_str[] =
GST_CODEC_CAPS;
/* *INDENT-ON* */
/* *INDENT-OFF* */
static GstStaticPadTemplate gst_vaapiencode_mpeg2_sink_factory =
GST_STATIC_PAD_TEMPLATE ("sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (gst_vaapiencode_mpeg2_sink_caps_str));
/* *INDENT-ON* */
/* *INDENT-OFF* */
static GstStaticPadTemplate gst_vaapiencode_mpeg2_src_factory =
GST_STATIC_PAD_TEMPLATE ("src",
@ -82,9 +64,10 @@ static GstStaticPadTemplate gst_vaapiencode_mpeg2_src_factory =
GST_STATIC_CAPS (gst_vaapiencode_mpeg2_src_caps_str));
/* *INDENT-ON* */
#define EXTRA_FORMATS {}
/* mpeg2 encode */
G_DEFINE_TYPE (GstVaapiEncodeMpeg2, gst_vaapiencode_mpeg2,
GST_TYPE_VAAPIENCODE);
GST_VAAPI_ENCODE_REGISTER_TYPE (mpeg2, MPEG2, Mpeg2, EXTRA_FORMATS);
static void
gst_vaapiencode_mpeg2_init (GstVaapiEncodeMpeg2 * encode)
@ -117,16 +100,15 @@ gst_vaapiencode_mpeg2_alloc_encoder (GstVaapiEncode * base,
}
static void
gst_vaapiencode_mpeg2_class_init (GstVaapiEncodeMpeg2Class * klass)
gst_vaapiencode_mpeg2_class_init (GstVaapiEncodeMpeg2Class * klass,
gpointer data)
{
GObjectClass *const object_class = G_OBJECT_CLASS (klass);
GstElementClass *const element_class = GST_ELEMENT_CLASS (klass);
GstVaapiEncodeClass *const encode_class = GST_VAAPIENCODE_CLASS (klass);
GstCaps *sink_caps = GST_CAPS_CAST (data);
gpointer encoder_class;
GST_DEBUG_CATEGORY_INIT (gst_vaapi_mpeg2_encode_debug,
GST_PLUGIN_NAME, 0, GST_PLUGIN_DESC);
object_class->finalize = gst_vaapiencode_mpeg2_finalize;
object_class->set_property = gst_vaapiencode_set_property_subclass;
object_class->get_property = gst_vaapiencode_get_property_subclass;
@ -140,8 +122,10 @@ gst_vaapiencode_mpeg2_class_init (GstVaapiEncodeMpeg2Class * klass)
GST_PLUGIN_DESC, "Guangxin Xu <guangxin.xu@intel.com>");
/* sink pad */
gst_element_class_add_static_pad_template (element_class,
&gst_vaapiencode_mpeg2_sink_factory);
g_assert (sink_caps);
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS, sink_caps));
gst_caps_unref (sink_caps);
/* src pad */
gst_element_class_add_static_pad_template (element_class,

3
gst/vaapi/gstvaapiencode_mpeg2.h
View file

@ -69,6 +69,9 @@ struct _GstVaapiEncodeMpeg2Class
GType
gst_vaapiencode_mpeg2_get_type (void) G_GNUC_CONST;
GType
gst_vaapiencode_mpeg2_register_type (GstVaapiDisplay * display);
G_END_DECLS
#endif /* GST_VAAPIENCODE_MPEG2_H */