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vaapidecode: split out jpeg decoder

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Split, as a different element, the JPEG decoder.

https://bugzilla.gnome.org/show_bug.cgi?id=734093
This commit is contained in:
Víctor Manuel Jáquez Leal 2016-03-09 20:25:08 +01:00
parent 96ac9bee8e
commit 1e1d3b1d09
1 changed files with 74 additions and 22 deletions
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96
gst/vaapi/gstvaapidecode.c
View file

@ -76,6 +76,9 @@
GST_DEBUG_CATEGORY_STATIC (gst_debug_vaapidecode);
#define GST_CAT_DEFAULT gst_debug_vaapidecode
#define GST_VAAPI_DECODE_PARAMS_QDATA \
g_quark_from_static_string("vaapidec-params")
/* Default templates */
#define GST_CAPS_CODEC(CODEC) CODEC "; "
@ -94,9 +97,6 @@ static const char gst_vaapidecode_sink_caps_str[] =
#if USE_VP8_DECODER
GST_CAPS_CODEC("video/x-vp8")
#endif
#if USE_JPEG_DECODER
GST_CAPS_CODEC("image/jpeg")
#endif
#if USE_VP9_DECODER
GST_CAPS_CODEC("video/x-vp9")
#endif
@ -107,13 +107,6 @@ static const char gst_vaapidecode_src_caps_str[] =
GST_VAAPI_MAKE_GLTEXUPLOAD_CAPS ";"
GST_VIDEO_CAPS_MAKE("{ I420, YV12, NV12 }");
static GstStaticPadTemplate gst_vaapidecode_sink_factory =
GST_STATIC_PAD_TEMPLATE(
"sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_STATIC_CAPS(gst_vaapidecode_sink_caps_str));
static GstStaticPadTemplate gst_vaapidecode_src_factory =
GST_STATIC_PAD_TEMPLATE(
"src",
@ -122,6 +115,23 @@ static GstStaticPadTemplate gst_vaapidecode_src_factory =
GST_STATIC_CAPS(gst_vaapidecode_src_caps_str));
/* *INDENT-ON* */
typedef struct _GstVaapiDecoderMap GstVaapiDecoderMap;
struct _GstVaapiDecoderMap
{
guint codec;
guint rank;
const gchar *name;
const gchar *caps_str;
};
static const GstVaapiDecoderMap vaapi_decode_map[] = {
#if USE_JPEG_DECODER
{GST_VAAPI_CODEC_JPEG, GST_RANK_MARGINAL, "jpeg", "image/jpeg"},
#endif
{0 /* the rest */ , GST_RANK_PRIMARY + 1, NULL,
gst_vaapidecode_sink_caps_str},
};
static GstElementClass *parent_class = NULL;
static gboolean gst_vaapidecode_update_sink_caps (GstVaapiDecode * decode,
@ -1085,6 +1095,9 @@ gst_vaapidecode_class_init (GstVaapiDecodeClass * klass)
GstElementClass *const element_class = GST_ELEMENT_CLASS (klass);
GstVideoDecoderClass *const vdec_class = GST_VIDEO_DECODER_CLASS (klass);
GstPadTemplate *pad_template;
GstVaapiDecoderMap *map;
gchar *name, *longname;
GstCaps *caps;
GST_DEBUG_CATEGORY_INIT (gst_debug_vaapidecode,
GST_PLUGIN_NAME, 0, GST_PLUGIN_DESC);
@ -1109,17 +1122,31 @@ gst_vaapidecode_class_init (GstVaapiDecodeClass * klass)
vdec_class->sink_query = GST_DEBUG_FUNCPTR (gst_vaapidecode_sink_query);
vdec_class->getcaps = GST_DEBUG_FUNCPTR (gst_vaapidecode_sink_getcaps);
gst_element_class_set_static_metadata (element_class,
"VA-API decoder",
"Codec/Decoder/Video",
GST_PLUGIN_DESC,
map = (GstVaapiDecoderMap *) g_type_get_qdata (G_OBJECT_CLASS_TYPE (klass),
GST_VAAPI_DECODE_PARAMS_QDATA);
if (map->codec) {
name = g_ascii_strup (map->name, -1);
longname = g_strdup_printf ("VA-API %s decoder", name);
g_free (name);
} else {
longname = g_strdup ("VA-API decoder");
}
gst_element_class_set_static_metadata (element_class, longname,
"Codec/Decoder/Video", GST_PLUGIN_DESC,
"Gwenole Beauchesne <gwenole.beauchesne@intel.com>, "
"Halley Zhao <halley.zhao@intel.com>, "
"Sreerenj Balachandran <sreerenj.balachandran@intel.com>, "
"Wind Yuan <feng.yuan@intel.com>");
g_free (longname);
/* sink pad */
pad_template = gst_static_pad_template_get (&gst_vaapidecode_sink_factory);
caps = gst_caps_from_string (map->caps_str);
pad_template = gst_pad_template_new ("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
caps);
gst_caps_unref (caps);
gst_element_class_add_pad_template (element_class, pad_template);
/* src pad */
@ -1147,6 +1174,10 @@ gst_vaapidecode_init (GstVaapiDecode * decode)
gboolean
gst_vaapidecode_register (GstPlugin * plugin)
{
gboolean ret = FALSE;
guint i, codec, rank;
gchar *type_name, *element_name;
const gchar *name;
GType type;
GTypeInfo typeinfo = {
sizeof (GstVaapiDecodeClass),
@ -1160,13 +1191,34 @@ gst_vaapidecode_register (GstPlugin * plugin)
(GInstanceInitFunc) gst_vaapidecode_init,
};
type = g_type_from_name ("GstVaapiDecode");
if (!type) {
type = g_type_register_static (GST_TYPE_VIDEO_DECODER, "GstVaapiDecode",
&typeinfo, 0);
gst_vaapi_plugin_base_init_interfaces (type);
for (i = 0; i < G_N_ELEMENTS (vaapi_decode_map); i++) {
codec = vaapi_decode_map[i].codec;
rank = vaapi_decode_map[i].rank;
name = vaapi_decode_map[i].name;
if (codec) {
type_name = g_strdup_printf ("GstVaapiDecode_%s", name);
element_name = g_strdup_printf ("vaapi%sdec", name);
} else {
type_name = g_strdup ("GstVaapiDecode");
element_name = g_strdup_printf ("vaapidecode");
}
type = g_type_from_name (type_name);
if (!type) {
/* create the gtype now */
type = g_type_register_static (GST_TYPE_VIDEO_DECODER, type_name,
&typeinfo, 0);
gst_vaapi_plugin_base_init_interfaces (type);
g_type_set_qdata (type, GST_VAAPI_DECODE_PARAMS_QDATA,
(gpointer) & vaapi_decode_map[i]);
}
ret |= gst_element_register (plugin, element_name, rank, type);
g_free (element_name);
g_free (type_name);
}
return
gst_element_register (plugin, "vaapidecode", GST_RANK_PRIMARY + 1, type);
return ret;
}