#define JPEG_DEFAULT_QUALITY 85
#define JPEG_DEFAULT_SMOOTHING 0
#define JPEG_DEFAULT_IDCT_METHOD JDCT_FASTEST
+#define JPEG_DEFAULT_SNAPSHOT FALSE
/* JpegEnc signals and args */
enum
PROP_0,
PROP_QUALITY,
PROP_SMOOTHING,
- PROP_IDCT_METHOD
+ PROP_IDCT_METHOD,
+ PROP_SNAPSHOT
};
static void gst_jpegenc_finalize (GObject * object);
"The IDCT algorithm to use", GST_TYPE_IDCT_METHOD,
JPEG_DEFAULT_IDCT_METHOD,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
+ /**
+ * GstJpegEnc:snapshot:
+ *
+ * Send EOS after encoding a frame, useful for snapshots.
+ *
+ * Since: 1.14
+ */
+ g_object_class_install_property (gobject_class, PROP_SNAPSHOT,
+ g_param_spec_boolean ("snapshot", "Snapshot",
+ "Send EOS after encoding a frame, useful for snapshots",
+ JPEG_DEFAULT_SNAPSHOT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gst_element_class_add_static_pad_template (element_class,
&gst_jpegenc_sink_pad_template);
gst_element_class_add_static_pad_template (element_class,
&gst_jpegenc_src_pad_template);
+
gst_element_class_set_static_metadata (element_class, "JPEG image encoder",
"Codec/Encoder/Image", "Encode images in JPEG format",
"Wim Taymans <wim.taymans@tvd.be>");
jpegenc->quality = JPEG_DEFAULT_QUALITY;
jpegenc->smoothing = JPEG_DEFAULT_SMOOTHING;
jpegenc->idct_method = JPEG_DEFAULT_IDCT_METHOD;
+ jpegenc->snapshot = JPEG_DEFAULT_SNAPSHOT;
}
static void
jpeg_finish_compress (&jpegenc->cinfo);
GST_LOG_OBJECT (jpegenc, "compressing done");
- return jpegenc->res;
+ return (jpegenc->snapshot) ? GST_FLOW_EOS : jpegenc->res;
invalid_frame:
{
case PROP_IDCT_METHOD:
jpegenc->idct_method = g_value_get_enum (value);
break;
+ case PROP_SNAPSHOT:
+ jpegenc->snapshot = g_value_get_boolean (value);
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
case PROP_IDCT_METHOD:
g_value_set_enum (value, jpegenc->idct_method);
break;
+ case PROP_SNAPSHOT:
+ g_value_set_boolean (value, jpegenc->snapshot);
+ break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;