static void
gst_codec_src_class_init (GstCodecSrcClass * klass)
{
GstPushSrcClass *pushsrc_class = GST_PUSH_SRC_CLASS (klass);
pushsrc_class->create = gst_codec_src_create;
}
static void
gst_classpath_src_class_init (GstClasspathSrcClass *klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseSrcClass *gstbasesrc_class;
GstPushSrcClass *gstpushsrc_class;
GParamSpec *pspec;
gobject_class = G_OBJECT_CLASS (klass);
gstelement_class = GST_ELEMENT_CLASS (klass);
gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
/* getter and setters */
gobject_class->set_property = gst_classpath_src_set_property;
gobject_class->get_property = gst_classpath_src_get_property;
/* register properties */
pspec = g_param_spec_pointer (GST_CLASSPATH_SRC_ISTREAM,
"GstInputStream instance",
"GstInputStream instance",
G_PARAM_READWRITE);
g_object_class_install_property (gobject_class, ARG_INPUTSTREAM, pspec);
/* register callbacks */
gobject_class->finalize = GST_DEBUG_FUNCPTR (gst_classpath_src_finalize);
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_classpath_src_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_classpath_src_stop);
gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_classpath_src_create);
}
static void
gst_red_video_src_class_init (GstRedVideoSrcClass * klass)
{
GstPushSrcClass *pushsrc_class = GST_PUSH_SRC_CLASS (klass);
pushsrc_class->create = gst_red_video_src_create;
}
static void
gst_rtmp_src_class_init (GstRTMPSrcClass * klass)
{
GObjectClass *gobject_class;
GstBaseSrcClass *gstbasesrc_class;
GstPushSrcClass *gstpushsrc_class;
gobject_class = G_OBJECT_CLASS (klass);
gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->finalize = gst_rtmp_src_finalize;
gobject_class->set_property = gst_rtmp_src_set_property;
gobject_class->get_property = gst_rtmp_src_get_property;
/* properties */
gst_element_class_install_std_props (GST_ELEMENT_CLASS (klass),
"location", PROP_LOCATION, G_PARAM_READWRITE, NULL);
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_rtmp_src_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_rtmp_src_stop);
gstbasesrc_class->is_seekable = GST_DEBUG_FUNCPTR (gst_rtmp_src_is_seekable);
gstbasesrc_class->prepare_seek_segment =
GST_DEBUG_FUNCPTR (gst_rtmp_src_prepare_seek_segment);
gstbasesrc_class->do_seek = GST_DEBUG_FUNCPTR (gst_rtmp_src_do_seek);
gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_rtmp_src_create);
gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_rtmp_src_query);
}
static void
oob_source_class_init (OOBSourceClass * klass)
{
GstPushSrcClass *pushsrc_class = GST_PUSH_SRC_CLASS (klass);
pushsrc_class->create = GST_DEBUG_FUNCPTR (oob_source_create);
}
static void
gst_win_inet_src_class_init (GstWinInetSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->dispose = gst_win_inet_src_dispose;
gobject_class->finalize = gst_win_inet_src_finalize;
gobject_class->get_property = gst_win_inet_src_get_property;
gobject_class->set_property = gst_win_inet_src_set_property;
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_win_inet_src_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_win_inet_src_stop);
gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_win_inet_src_create);
g_object_class_install_property (gobject_class,
PROP_LOCATION, g_param_spec_string ("location", "Location",
"Location to read from", DEFAULT_LOCATION, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_POLL_MODE, g_param_spec_boolean ("poll-mode", "poll-mode",
"Enable poll mode (keep re-issuing request)",
DEFAULT_POLL_MODE, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class,
PROP_IRADIO_MODE, g_param_spec_boolean ("iradio-mode", "iradio-mode",
"Enable Internet radio mode "
"(extraction of shoutcast/icecast metadata)",
DEFAULT_IRADIO_MODE, G_PARAM_READWRITE));
}
static void
gst_fd_src_class_init (GstFdSrcClass * klass)
{
GObjectClass *gobject_class;
GstBaseSrcClass *gstbasesrc_class;
GstElementClass *gstelement_class;
GstPushSrcClass *gstpush_src_class;
gobject_class = G_OBJECT_CLASS (klass);
gstelement_class = GST_ELEMENT_CLASS (klass);
gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
gstpush_src_class = GST_PUSH_SRC_CLASS (klass);
parent_class = g_type_class_peek_parent (klass);
gobject_class->set_property = gst_fd_src_set_property;
gobject_class->get_property = gst_fd_src_get_property;
gobject_class->dispose = gst_fd_src_dispose;
g_object_class_install_property (gobject_class, PROP_FD,
g_param_spec_int ("fd", "fd", "An open file descriptor to read from",
0, G_MAXINT, 0, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_fd_src_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_fd_src_stop);
gstbasesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_fd_src_unlock);
gstbasesrc_class->unlock_stop = GST_DEBUG_FUNCPTR (gst_fd_src_unlock_stop);
gstbasesrc_class->is_seekable = GST_DEBUG_FUNCPTR (gst_fd_src_is_seekable);
gstbasesrc_class->get_size = GST_DEBUG_FUNCPTR (gst_fd_src_get_size);
gstbasesrc_class->do_seek = GST_DEBUG_FUNCPTR (gst_fd_src_do_seek);
gstpush_src_class->create = GST_DEBUG_FUNCPTR (gst_fd_src_create);
}
static void
gst_ks_video_src_class_init (GstKsVideoSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
g_type_class_add_private (klass, sizeof (GstKsVideoSrcPrivate));
gobject_class->finalize = gst_ks_video_src_finalize;
gobject_class->get_property = gst_ks_video_src_get_property;
gobject_class->set_property = gst_ks_video_src_set_property;
gstelement_class->change_state =
GST_DEBUG_FUNCPTR (gst_ks_video_src_change_state);
gstelement_class->set_clock = GST_DEBUG_FUNCPTR (gst_ks_video_src_set_clock);
gstbasesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_ks_video_src_get_caps);
gstbasesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_ks_video_src_set_caps);
gstbasesrc_class->fixate = GST_DEBUG_FUNCPTR (gst_ks_video_src_fixate);
gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_ks_video_src_query);
gstbasesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_ks_video_src_unlock);
gstbasesrc_class->unlock_stop =
GST_DEBUG_FUNCPTR (gst_ks_video_src_unlock_stop);
gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_ks_video_src_create);
g_object_class_install_property (gobject_class, PROP_DEVICE_PATH,
g_param_spec_string ("device-path", "Device Path",
"The device path", DEFAULT_DEVICE_PATH,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DEVICE_NAME,
g_param_spec_string ("device-name", "Device Name",
"The human-readable device name", DEFAULT_DEVICE_NAME,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DEVICE_INDEX,
g_param_spec_int ("device-index", "Device Index",
"The zero-based device index", -1, G_MAXINT, DEFAULT_DEVICE_INDEX,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DO_STATS,
g_param_spec_boolean ("do-stats", "Enable statistics",
"Enable logging of statistics", DEFAULT_DO_STATS,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_FPS,
g_param_spec_int ("fps", "Frames per second",
"Last measured framerate, if statistics are enabled",
-1, G_MAXINT, -1, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_ENABLE_QUIRKS,
g_param_spec_boolean ("enable-quirks", "Enable quirks",
"Enable driver-specific quirks", DEFAULT_ENABLE_QUIRKS,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
GST_DEBUG_CATEGORY_INIT (gst_ks_debug, "ksvideosrc",
0, "Kernel streaming video source");
}
static void
gst_multi_file_src_class_init (GstMultiFileSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
gobject_class->set_property = gst_multi_file_src_set_property;
gobject_class->get_property = gst_multi_file_src_get_property;
g_object_class_install_property (gobject_class, ARG_LOCATION,
g_param_spec_string ("location", "File Location",
"Pattern to create file names of input files. File names are "
"created by calling sprintf() with the pattern and the current "
"index.", DEFAULT_LOCATION,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, ARG_INDEX,
g_param_spec_int ("index", "File Index",
"Index to use with location property to create file names. The "
"index is incremented by one for each buffer read.",
0, INT_MAX, DEFAULT_INDEX,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, ARG_START_INDEX,
g_param_spec_int ("start-index", "Start Index",
"Start value of index. The initial value of index can be set "
"either by setting index or start-index. When the end of the loop "
"is reached, the index will be set to the value start-index.",
0, INT_MAX, DEFAULT_INDEX,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, ARG_STOP_INDEX,
g_param_spec_int ("stop-index", "Start Index",
"Stop value of index. The special value -1 means no stop.",
-1, INT_MAX, DEFAULT_INDEX,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, ARG_CAPS,
g_param_spec_boxed ("caps", "Caps",
"Caps describing the format of the data.",
GST_TYPE_CAPS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, ARG_LOOP,
g_param_spec_boolean ("loop", "Loop",
"Whether to repeat from the beginning when all files have been read.",
FALSE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gobject_class->dispose = gst_multi_file_src_dispose;
gstbasesrc_class->get_caps = gst_multi_file_src_getcaps;
gstbasesrc_class->query = gst_multi_file_src_query;
gstpushsrc_class->create = gst_multi_file_src_create;
if (sizeof (off_t) < 8) {
GST_LOG ("No large file support, sizeof (off_t) = %" G_GSIZE_FORMAT,
sizeof (off_t));
}
}
static void
gst_v4l2src_class_init (GstV4l2SrcClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstBaseSrcClass *basesrc_class;
GstPushSrcClass *pushsrc_class;
gobject_class = G_OBJECT_CLASS (klass);
element_class = GST_ELEMENT_CLASS (klass);
basesrc_class = GST_BASE_SRC_CLASS (klass);
pushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->dispose = gst_v4l2src_dispose;
gobject_class->finalize = (GObjectFinalizeFunc) gst_v4l2src_finalize;
gobject_class->set_property = gst_v4l2src_set_property;
gobject_class->get_property = gst_v4l2src_get_property;
element_class->change_state = gst_v4l2src_change_state;
gst_v4l2_object_install_properties_helper (gobject_class,
DEFAULT_PROP_DEVICE);
g_object_class_install_property (gobject_class, PROP_QUEUE_SIZE,
g_param_spec_uint ("queue-size", "Queue size",
"Number of buffers to be enqueud in the driver in streaming mode",
GST_V4L2_MIN_BUFFERS, GST_V4L2_MAX_BUFFERS, PROP_DEF_QUEUE_SIZE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_ALWAYS_COPY,
g_param_spec_boolean ("always-copy", "Always Copy",
"If the buffer will or not be used directly from mmap",
PROP_DEF_ALWAYS_COPY, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstV4l2Src:decimate
*
* Only use every nth frame
*
* Since: 0.10.26
*/
g_object_class_install_property (gobject_class, PROP_DECIMATE,
g_param_spec_int ("decimate", "Decimate",
"Only use every nth frame", 1, G_MAXINT,
PROP_DEF_DECIMATE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
basesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_v4l2src_get_caps);
basesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_v4l2src_set_caps);
basesrc_class->start = GST_DEBUG_FUNCPTR (gst_v4l2src_start);
basesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_v4l2src_unlock);
basesrc_class->unlock_stop = GST_DEBUG_FUNCPTR (gst_v4l2src_unlock_stop);
basesrc_class->stop = GST_DEBUG_FUNCPTR (gst_v4l2src_stop);
basesrc_class->query = GST_DEBUG_FUNCPTR (gst_v4l2src_query);
basesrc_class->fixate = GST_DEBUG_FUNCPTR (gst_v4l2src_fixate);
basesrc_class->negotiate = GST_DEBUG_FUNCPTR (gst_v4l2src_negotiate);
pushsrc_class->create = GST_DEBUG_FUNCPTR (gst_v4l2src_create);
}
/**
* gst_niimaqsrc_class_init:
* klass: #GstNiImaqClass to initialize
*
* Initialize #GstNiImaqClass, which occurs only once no matter how many
* instances of the class there are
*/
static void
gst_niimaqsrc_class_init (GstNiImaqSrcClass * klass)
{
/* get pointers to base classes */
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
/* install GObject vmethod implementations */
gobject_class->dispose = gst_niimaqsrc_dispose;
gobject_class->set_property = gst_niimaqsrc_set_property;
gobject_class->get_property = gst_niimaqsrc_get_property;
/* install GObject properties */
g_object_class_install_property (G_OBJECT_CLASS (klass),
PROP_DEVICE, g_param_spec_string ("device",
"Device",
"NI-IMAQ interface to open (e.g., img0::0)", DEFAULT_PROP_DEVICE,
G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass),
PROP_RING_BUFFER_COUNT, g_param_spec_int ("ring-buffer-count",
"Number of frames in the IMAQ ringbuffer",
"The number of frames in the IMAQ ringbuffer", 1, G_MAXINT,
DEFAULT_PROP_RING_BUFFER_COUNT,
G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_AVOID_COPY,
g_param_spec_boolean ("avoid-copy", "Avoid copying",
"Whether to avoid copying (do not use with queues)",
DEFAULT_PROP_AVOID_COPY, G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_IS_SIGNED,
g_param_spec_boolean ("is-signed", "Image is signed 16-bit",
"Image is signed 16-bit, shift to unsigned 16-bit",
DEFAULT_PROP_IS_SIGNED, G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE));
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&src_factory));
gst_element_class_set_static_metadata (gstelement_class,
"NI-IMAQ Video Source", "Source/Video",
"National Instruments IMAQ based source, supports Camera Link and analog cameras",
"Joshua M. Doe <*****@*****.**>");
/* install GstBaseSrc vmethod implementations */
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_niimaqsrc_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_niimaqsrc_stop);
gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_niimaqsrc_query);
gstbasesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_niimaqsrc_get_caps);
gstbasesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_niimaqsrc_set_caps);
/* install GstPushSrc vmethod implementations */
gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_niimaqsrc_create);
}
static void
gst_osx_video_src_class_init (GstOSXVideoSrcClass * klass)
{
GObjectClass * gobject_class;
GstElementClass * element_class;
GstBaseSrcClass * basesrc_class;
GstPushSrcClass * pushsrc_class;
OSErr err;
GST_DEBUG (G_STRFUNC);
gobject_class = G_OBJECT_CLASS (klass);
element_class = GST_ELEMENT_CLASS (klass);
basesrc_class = GST_BASE_SRC_CLASS (klass);
pushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->dispose = gst_osx_video_src_dispose;
gobject_class->finalize = (GObjectFinalizeFunc) gst_osx_video_src_finalize;
gobject_class->set_property =
GST_DEBUG_FUNCPTR (gst_osx_video_src_set_property);
gobject_class->get_property =
GST_DEBUG_FUNCPTR (gst_osx_video_src_get_property);
element_class->change_state = gst_osx_video_src_change_state;
basesrc_class->get_caps = gst_osx_video_src_get_caps;
basesrc_class->set_caps = gst_osx_video_src_set_caps;
basesrc_class->start = gst_osx_video_src_start;
basesrc_class->stop = gst_osx_video_src_stop;
basesrc_class->query = gst_osx_video_src_query;
basesrc_class->fixate = gst_osx_video_src_fixate;
pushsrc_class->create = gst_osx_video_src_create;
g_object_class_install_property (gobject_class, ARG_DEVICE,
g_param_spec_string ("device", "Device",
"Sequence Grabber input device in format 'sgname:input#'",
NULL, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, ARG_DEVICE_NAME,
g_param_spec_string ("device-name", "Device name",
"Human-readable name of the video device",
NULL, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
err = EnterMovies();
if (err == noErr) {
klass->movies_enabled = TRUE;
}
else {
klass->movies_enabled = FALSE;
GST_ERROR ("EnterMovies returned %d", err);
}
}
static void
oob_source_class_init (OOBSourceClass * klass)
{
static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC, GST_PAD_ALWAYS, GST_STATIC_CAPS_ANY);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstPushSrcClass *pushsrc_class = GST_PUSH_SRC_CLASS (klass);
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sinktemplate));
pushsrc_class->create = GST_DEBUG_FUNCPTR (oob_source_create);
}
static void
gst_phoenixsrc_class_init (GstPhoenixSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->set_property = gst_phoenixsrc_set_property;
gobject_class->get_property = gst_phoenixsrc_get_property;
gobject_class->dispose = gst_phoenixsrc_dispose;
gobject_class->finalize = gst_phoenixsrc_finalize;
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&gst_phoenixsrc_src_template));
gst_element_class_set_static_metadata (gstelement_class,
"Active Silicon Phoenix Video Source", "Source/Video",
"Active Silicon Phoenix framegrabber video source",
"Joshua M. Doe <*****@*****.**>");
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_phoenixsrc_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_phoenixsrc_stop);
gstbasesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_phoenixsrc_get_caps);
gstbasesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_phoenixsrc_set_caps);
gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_phoenixsrc_create);
/* Install GObject properties */
g_object_class_install_property (gobject_class, PROP_CAMERA_CONFIG_FILEPATH,
g_param_spec_string ("config-file", "Config file",
"Camera configuration filepath", DEFAULT_PROP_CAMERA_CONFIG_FILEPATH,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_NUM_CAPTURE_BUFFERS,
g_param_spec_uint ("num-capture-buffers", "Number of capture buffers",
"Number of capture buffers", 1, G_MAXUINT,
DEFAULT_PROP_NUM_CAPTURE_BUFFERS,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_BOARD,
g_param_spec_uint ("board", "Board",
"Board number (0 for auto)", 0, 7,
DEFAULT_PROP_BOARD,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_CHANNEL,
g_param_spec_uint ("channel", "Channel",
"Channel number (0 for auto)", 0, 2,
DEFAULT_PROP_CHANNEL,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
}
static void
gst_rtmp_src_class_init (GstRTMPSrcClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseSrcClass *gstbasesrc_class;
GstPushSrcClass *gstpushsrc_class;
gobject_class = G_OBJECT_CLASS (klass);
gstelement_class = GST_ELEMENT_CLASS (klass);
gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->finalize = gst_rtmp_src_finalize;
gobject_class->set_property = gst_rtmp_src_set_property;
gobject_class->get_property = gst_rtmp_src_get_property;
/* properties */
g_object_class_install_property (gobject_class, PROP_LOCATION,
g_param_spec_string ("location", "RTMP Location",
"Location of the RTMP url to read",
DEFAULT_LOCATION, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&srctemplate));
gst_element_class_set_static_metadata (gstelement_class,
"RTMP Source",
"Source/File",
"Read RTMP streams",
"Bastien Nocera <*****@*****.**>, "
"Sebastian Dröge <*****@*****.**>");
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_rtmp_src_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_rtmp_src_stop);
gstbasesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_rtmp_src_unlock);
gstbasesrc_class->is_seekable = GST_DEBUG_FUNCPTR (gst_rtmp_src_is_seekable);
gstbasesrc_class->prepare_seek_segment =
GST_DEBUG_FUNCPTR (gst_rtmp_src_prepare_seek_segment);
gstbasesrc_class->do_seek = GST_DEBUG_FUNCPTR (gst_rtmp_src_do_seek);
gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_rtmp_src_create);
gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_rtmp_src_query);
GST_DEBUG_CATEGORY_INIT (rtmpsrc_debug, "rtmpsrc", 0, "RTMP Source");
}
static void
gst_codec_src_class_init (GstCodecSrcClass * klass)
{
GstPushSrcClass *pushsrc_class = GST_PUSH_SRC_CLASS (klass);
GstBaseSrcClass *basesrc_class = GST_BASE_SRC_CLASS (klass);
static GstStaticPadTemplate src_templ = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC, GST_PAD_ALWAYS,
GST_STATIC_CAPS ("application/x-codec")
);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_static_pad_template (element_class, &src_templ);
gst_element_class_set_metadata (element_class,
"Codec Src", "Source/Video", "yep", "me");
pushsrc_class->create = gst_codec_src_create;
basesrc_class->get_caps = gst_codec_src_get_caps;
}
static void
gst_red_video_src_class_init (GstRedVideoSrcClass * klass)
{
GstPushSrcClass *pushsrc_class = GST_PUSH_SRC_CLASS (klass);
GstBaseSrcClass *basesrc_class = GST_BASE_SRC_CLASS (klass);
static GstStaticPadTemplate src_templ = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC, GST_PAD_ALWAYS,
GST_STATIC_CAPS ("video/x-raw, format=(string)I420")
);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
gst_element_class_add_static_pad_template (element_class, &src_templ);
gst_element_class_set_metadata (element_class,
"Red Video Src", "Source/Video", "yep", "me");
pushsrc_class->create = gst_red_video_src_create;
basesrc_class->get_caps = gst_red_video_src_get_caps;
}
static void
gst_cel_video_src_class_init (GstCelVideoSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->dispose = gst_cel_video_src_dispose;
gobject_class->finalize = gst_cel_video_src_finalize;
gobject_class->get_property = gst_cel_video_src_get_property;
gobject_class->set_property = gst_cel_video_src_set_property;
gstelement_class->change_state = gst_cel_video_src_change_state;
gstbasesrc_class->get_caps = gst_cel_video_src_get_caps;
gstbasesrc_class->set_caps = gst_cel_video_src_set_caps;
gstbasesrc_class->start = gst_cel_video_src_start;
gstbasesrc_class->stop = gst_cel_video_src_stop;
gstbasesrc_class->query = gst_cel_video_src_query;
gstbasesrc_class->unlock = gst_cel_video_src_unlock;
gstbasesrc_class->unlock_stop = gst_cel_video_src_unlock_stop;
gstpushsrc_class->create = gst_cel_video_src_create;
g_object_class_install_property (gobject_class, PROP_DEVICE_INDEX,
g_param_spec_int ("device-index", "Device Index",
"The zero-based device index",
-1, G_MAXINT, DEFAULT_DEVICE_INDEX,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DO_STATS,
g_param_spec_boolean ("do-stats", "Enable statistics",
"Enable logging of statistics", DEFAULT_DO_STATS,
G_PARAM_CONSTRUCT | G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_FPS,
g_param_spec_int ("fps", "Frames per second",
"Last measured framerate, if statistics are enabled",
-1, G_MAXINT, -1, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
GST_DEBUG_CATEGORY_INIT (gst_cel_video_src_debug, "celvideosrc",
0, "iOS Celestial video source");
}
static void
shell_recorder_src_class_init (ShellRecorderSrcClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstPushSrcClass *push_src_class = GST_PUSH_SRC_CLASS (klass);
static GstStaticPadTemplate src_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS_ANY);
object_class->finalize = shell_recorder_src_finalize;
object_class->set_property = shell_recorder_src_set_property;
object_class->get_property = shell_recorder_src_get_property;
push_src_class->create = shell_recorder_src_create;
g_object_class_install_property (object_class,
PROP_CAPS,
g_param_spec_boxed ("caps",
"Caps",
"Fixed GstCaps for the source",
GST_TYPE_CAPS,
G_PARAM_READWRITE));
g_object_class_install_property (object_class,
PROP_MEMORY_USED,
g_param_spec_uint ("memory-used",
"Memory Used",
"Memory currently used by the queue (in kB)",
0, G_MAXUINT, 0,
G_PARAM_READABLE));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_template));
gst_element_class_set_details_simple (element_class,
"ShellRecorderSrc",
"Generic/Src",
"Feed screen capture data to a pipeline",
"Owen Taylor <*****@*****.**>");
}
static void
gst_fd_src_class_init (GstFdSrcClass * klass)
{
GObjectClass *gobject_class;
GstBaseSrcClass *gstbasesrc_class;
GstPushSrcClass *gstpush_src_class;
gobject_class = G_OBJECT_CLASS (klass);
gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
gstpush_src_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->set_property = gst_fd_src_set_property;
gobject_class->get_property = gst_fd_src_get_property;
gobject_class->dispose = gst_fd_src_dispose;
g_object_class_install_property (gobject_class, PROP_FD,
g_param_spec_int ("fd", "fd", "An open file descriptor to read from",
0, G_MAXINT, DEFAULT_FD, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
/**
* GstFdSrc:timeout
*
* Post a message after timeout microseconds
*
* Since: 0.10.21
*/
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_TIMEOUT,
g_param_spec_uint64 ("timeout", "Timeout",
"Post a message after timeout microseconds (0 = disabled)", 0,
G_MAXUINT64, DEFAULT_TIMEOUT,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gstbasesrc_class->start = GST_DEBUG_FUNCPTR (gst_fd_src_start);
gstbasesrc_class->stop = GST_DEBUG_FUNCPTR (gst_fd_src_stop);
gstbasesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_fd_src_unlock);
gstbasesrc_class->unlock_stop = GST_DEBUG_FUNCPTR (gst_fd_src_unlock_stop);
gstbasesrc_class->is_seekable = GST_DEBUG_FUNCPTR (gst_fd_src_is_seekable);
gstbasesrc_class->get_size = GST_DEBUG_FUNCPTR (gst_fd_src_get_size);
gstbasesrc_class->do_seek = GST_DEBUG_FUNCPTR (gst_fd_src_do_seek);
gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_fd_src_query);
gstpush_src_class->create = GST_DEBUG_FUNCPTR (gst_fd_src_create);
}
static void
gst_mio_video_src_class_init (GstMIOVideoSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->finalize = gst_mio_video_src_finalize;
gobject_class->get_property = gst_mio_video_src_get_property;
gobject_class->set_property = gst_mio_video_src_set_property;
gstelement_class->change_state = gst_mio_video_src_change_state;
gstbasesrc_class->get_caps = gst_mio_video_src_get_caps;
gstbasesrc_class->set_caps = gst_mio_video_src_set_caps;
gstbasesrc_class->start = gst_mio_video_src_start;
gstbasesrc_class->stop = gst_mio_video_src_stop;
gstbasesrc_class->query = gst_mio_video_src_query;
gstbasesrc_class->unlock = gst_mio_video_src_unlock;
gstbasesrc_class->unlock_stop = gst_mio_video_src_unlock_stop;
gstpushsrc_class->create = gst_mio_video_src_create;
g_object_class_install_property (gobject_class, PROP_DEVICE_UID,
g_param_spec_string ("device-uid", "Device UID",
"Unique ID of the desired device", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DEVICE_NAME,
g_param_spec_string ("device-name", "Device Name",
"Name of the desired device", NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DEVICE_INDEX,
g_param_spec_int ("device-index", "Device Index",
"Zero-based device index of the desired device",
-1, G_MAXINT, DEFAULT_DEVICE_INDEX,
G_PARAM_READWRITE | G_PARAM_CONSTRUCT | G_PARAM_STATIC_STRINGS));
GST_DEBUG_CATEGORY_INIT (gst_mio_video_src_debug, "miovideosrc",
0, "Mac OS X CoreMedia video source");
}
static void
gst_v4l2src_class_init (GstV4l2SrcClass * klass)
{
GObjectClass *gobject_class;
GstBaseSrcClass *basesrc_class;
GstPushSrcClass *pushsrc_class;
gobject_class = G_OBJECT_CLASS (klass);
basesrc_class = GST_BASE_SRC_CLASS (klass);
pushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->dispose = gst_v4l2src_dispose;
gobject_class->finalize = (GObjectFinalizeFunc) gst_v4l2src_finalize;
gobject_class->set_property = gst_v4l2src_set_property;
gobject_class->get_property = gst_v4l2src_get_property;
gst_v4l2_object_install_properties_helper (gobject_class);
g_object_class_install_property (gobject_class, PROP_QUEUE_SIZE,
g_param_spec_uint ("queue-size", "Queue size",
"Number of buffers to be enqueud in the driver",
GST_V4L2_MIN_BUFFERS, GST_V4L2_MAX_BUFFERS, GST_V4L2_MIN_BUFFERS,
G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, PROP_ALWAYS_COPY,
g_param_spec_boolean ("always-copy", "Always Copy",
"If the buffer will or not be used directly from mmap",
DEFAULT_PROP_ALWAYS_COPY, G_PARAM_READWRITE));
basesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_v4l2src_get_caps);
basesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_v4l2src_set_caps);
basesrc_class->start = GST_DEBUG_FUNCPTR (gst_v4l2src_start);
basesrc_class->stop = GST_DEBUG_FUNCPTR (gst_v4l2src_stop);
basesrc_class->query = GST_DEBUG_FUNCPTR (gst_v4l2src_query);
basesrc_class->fixate = GST_DEBUG_FUNCPTR (gst_v4l2src_fixate);
basesrc_class->negotiate = GST_DEBUG_FUNCPTR (gst_v4l2src_negotiate);
pushsrc_class->create = GST_DEBUG_FUNCPTR (gst_v4l2src_create);
}
static void
gst_wasapi_src_class_init (GstWasapiSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->dispose = gst_wasapi_src_dispose;
gobject_class->finalize = gst_wasapi_src_finalize;
gstelement_class->provide_clock = gst_wasapi_src_provide_clock;
gstbasesrc_class->start = gst_wasapi_src_start;
gstbasesrc_class->stop = gst_wasapi_src_stop;
gstbasesrc_class->query = gst_wasapi_src_query;
gstpushsrc_class->create = gst_wasapi_src_create;
GST_DEBUG_CATEGORY_INIT (gst_wasapi_src_debug, "wasapisrc",
0, "Windows audio session API source");
}
static void
gst_multi_file_src_class_init (GstMultiFileSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
gobject_class->set_property = gst_multi_file_src_set_property;
gobject_class->get_property = gst_multi_file_src_get_property;
g_object_class_install_property (gobject_class, ARG_LOCATION,
g_param_spec_string ("location", "File Location",
"Pattern to create file names of input files. File names are "
"created by calling sprintf() with the pattern and the current "
"index.", DEFAULT_LOCATION,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, ARG_INDEX,
g_param_spec_int ("index", "File Index",
"Index to use with location property to create file names. The "
"index is incremented by one for each buffer read.",
0, INT_MAX, DEFAULT_INDEX,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, ARG_CAPS,
g_param_spec_boxed ("caps", "Caps",
"Caps describing the format of the data.",
GST_TYPE_CAPS, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gobject_class->dispose = gst_multi_file_src_dispose;
gstbasesrc_class->get_caps = gst_multi_file_src_getcaps;
gstbasesrc_class->query = gst_multi_file_src_query;
gstpushsrc_class->create = gst_multi_file_src_create;
if (sizeof (off_t) < 8) {
GST_LOG ("No large file support, sizeof (off_t) = %" G_GSIZE_FORMAT,
sizeof (off_t));
}
}
static void
ticapturesrc_class_init(GstTICaptureSrcClass *klass)
{
GObjectClass *gobject_class;
GstElementClass *gstelement_class;
GstBaseSrcClass *gstbase_src_class;
GstPushSrcClass *pushsrc_class;
GST_LOG("class_init begin");
gobject_class = G_OBJECT_CLASS(klass);
gstelement_class = GST_ELEMENT_CLASS(klass);
gstbase_src_class = GST_BASE_SRC_CLASS(klass);
pushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->set_property = set_property;
gobject_class->get_property = get_property;
parent_class = g_type_class_peek_parent (klass);
g_object_class_install_property(gobject_class, PROP_DEVICE,
g_param_spec_string("device", "Device", "Device location",
DEFAULT_DEVICE, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property(gobject_class, PROP_NUMBUFS,
g_param_spec_int("queue-size", "Video driver queue size",
"Number of buffers to be enqueud in the driver in streaming mod",
MIN_NUM_BUFS, MAX_NUM_BUFS, DEFAULT_NUM_BUFS, G_PARAM_READWRITE ));
g_object_class_install_property(gobject_class, PROP_CAPTURE_INPUT,
g_param_spec_string("capture-input", "Capture input name",
"Available Capture Input \n"
"\t\t\tsvideo\n"
"\t\t\tcomposite\n"
"\t\t\tcomponent\n"
"\t\t\tauto",
DEFAULT_CAPTURE_INPUT, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property(gobject_class, PROP_MMAP_BUFFER,
g_param_spec_boolean("mmap-buffer", "Driver buffer",
"Use driver mapped buffers (i.e mmap) for capture",
DEFAULT_MMAP_BUFFER, G_PARAM_READWRITE));
g_object_class_install_property(gobject_class, PROP_DEVICE_FD,
g_param_spec_int("device-fd", "File descriptor of the device",
"File descriptor of the device"
, -1, G_MAXINT, -1, G_PARAM_READABLE ));
g_object_class_install_property(gobject_class, PROP_VIDEO_STD,
g_param_spec_string("video-standard", "Capture Standard",
"Available Display Standard \n"
"\t\t\tntsc\n"
"\t\t\tpal\n"
"\t\t\t480p\n"
"\t\t\t720p\n"
"\t\t\t1080i\n"
"\t\t\t1080p\n"
"\t\t\tauto",
DEFAULT_VIDEO_STD, G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
gstbase_src_class->set_caps = setcaps;
gstbase_src_class->start = start;
gstbase_src_class->stop = stop;
gstbase_src_class->is_seekable = NULL;
pushsrc_class->create = create;
GST_LOG("class init end");
}
static void
gst_ks_video_src_class_init (GstKsVideoSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *gstelement_class = GST_ELEMENT_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
g_type_class_add_private (klass, sizeof (GstKsVideoSrcPrivate));
parent_class = g_type_class_peek_parent (klass);
gst_element_class_set_static_metadata (gstelement_class, "KsVideoSrc",
"Source/Video",
"Stream data from a video capture device through Windows kernel streaming",
"Ole André Vadla Ravnås <*****@*****.**>\n"
"Haakon Sporsheim <*****@*****.**>\n"
"Andres Colubri <*****@*****.**>");
gst_element_class_add_pad_template (gstelement_class,
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
ks_video_get_all_caps ()));
gobject_class->finalize = gst_ks_video_src_finalize;
gobject_class->get_property = gst_ks_video_src_get_property;
gobject_class->set_property = gst_ks_video_src_set_property;
gstelement_class->change_state =
GST_DEBUG_FUNCPTR (gst_ks_video_src_change_state);
gstelement_class->set_clock = GST_DEBUG_FUNCPTR (gst_ks_video_src_set_clock);
gstbasesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_ks_video_src_get_caps);
gstbasesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_ks_video_src_set_caps);
gstbasesrc_class->fixate = GST_DEBUG_FUNCPTR (gst_ks_video_src_fixate);
gstbasesrc_class->query = GST_DEBUG_FUNCPTR (gst_ks_video_src_query);
gstbasesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_ks_video_src_unlock);
gstbasesrc_class->unlock_stop =
GST_DEBUG_FUNCPTR (gst_ks_video_src_unlock_stop);
gstpushsrc_class->create = GST_DEBUG_FUNCPTR (gst_ks_video_src_create);
g_object_class_install_property (gobject_class, PROP_DEVICE_PATH,
g_param_spec_string ("device-path", "Device Path",
"The device path", DEFAULT_DEVICE_PATH,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DEVICE_NAME,
g_param_spec_string ("device-name", "Device Name",
"The human-readable device name", DEFAULT_DEVICE_NAME,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DEVICE_INDEX,
g_param_spec_int ("device-index", "Device Index",
"The zero-based device index", -1, G_MAXINT, DEFAULT_DEVICE_INDEX,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_DO_STATS,
g_param_spec_boolean ("do-stats", "Enable statistics",
"Enable logging of statistics", DEFAULT_DO_STATS,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_FPS,
g_param_spec_int ("fps", "Frames per second",
"Last measured framerate, if statistics are enabled",
-1, G_MAXINT, -1, G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property (gobject_class, PROP_ENABLE_QUIRKS,
g_param_spec_boolean ("enable-quirks", "Enable quirks",
"Enable driver-specific quirks", DEFAULT_ENABLE_QUIRKS,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
}
static void
gst_decklink_audio_src_class_init (GstDecklinkAudioSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstBaseSrcClass *basesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *pushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->set_property = gst_decklink_audio_src_set_property;
gobject_class->get_property = gst_decklink_audio_src_get_property;
gobject_class->finalize = gst_decklink_audio_src_finalize;
element_class->change_state =
GST_DEBUG_FUNCPTR (gst_decklink_audio_src_change_state);
basesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_decklink_audio_src_get_caps);
basesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_decklink_audio_src_set_caps);
basesrc_class->query = GST_DEBUG_FUNCPTR (gst_decklink_audio_src_query);
basesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_decklink_audio_src_unlock);
basesrc_class->unlock_stop =
GST_DEBUG_FUNCPTR (gst_decklink_audio_src_unlock_stop);
pushsrc_class->create = GST_DEBUG_FUNCPTR (gst_decklink_audio_src_create);
g_object_class_install_property (gobject_class, PROP_CONNECTION,
g_param_spec_enum ("connection", "Connection",
"Audio input connection to use",
GST_TYPE_DECKLINK_AUDIO_CONNECTION, DEFAULT_CONNECTION,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property (gobject_class, PROP_DEVICE_NUMBER,
g_param_spec_int ("device-number", "Device number",
"Output device instance to use", 0, G_MAXINT, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property (gobject_class, PROP_ALIGNMENT_THRESHOLD,
g_param_spec_uint64 ("alignment-threshold", "Alignment Threshold",
"Timestamp alignment threshold in nanoseconds", 0,
G_MAXUINT64 - 1, DEFAULT_ALIGNMENT_THRESHOLD,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_DISCONT_WAIT,
g_param_spec_uint64 ("discont-wait", "Discont Wait",
"Window of time in nanoseconds to wait before "
"creating a discontinuity", 0,
G_MAXUINT64 - 1, DEFAULT_DISCONT_WAIT,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_BUFFER_SIZE,
g_param_spec_uint ("buffer-size", "Buffer Size",
"Size of internal buffer in number of video frames", 1,
G_MAXINT, DEFAULT_BUFFER_SIZE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&sink_template));
gst_element_class_set_static_metadata (element_class, "Decklink Audio Source",
"Audio/Src", "Decklink Source", "David Schleef <*****@*****.**>, "
"Sebastian Dröge <*****@*****.**>");
GST_DEBUG_CATEGORY_INIT (gst_decklink_audio_src_debug, "decklinkaudiosrc",
0, "debug category for decklinkaudiosrc element");
}
static void
gst_v4l2src_class_init (GstV4l2SrcClass * klass)
{
GObjectClass *gobject_class;
GstElementClass *element_class;
GstBaseSrcClass *basesrc_class;
GstPushSrcClass *pushsrc_class;
gobject_class = G_OBJECT_CLASS (klass);
element_class = GST_ELEMENT_CLASS (klass);
basesrc_class = GST_BASE_SRC_CLASS (klass);
pushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->finalize = (GObjectFinalizeFunc) gst_v4l2src_finalize;
gobject_class->set_property = gst_v4l2src_set_property;
gobject_class->get_property = gst_v4l2src_get_property;
element_class->change_state = gst_v4l2src_change_state;
gst_v4l2_object_install_properties_helper (gobject_class,
DEFAULT_PROP_DEVICE);
/**
* GstV4l2Src::prepare-format:
* @v4l2src: the v4l2src instance
* @fd: the file descriptor of the current device
* @caps: the caps of the format being set
*
* This signal gets emitted before calling the v4l2 VIDIOC_S_FMT ioctl
* (set format). This allows for any custom configuration of the device to
* happen prior to the format being set.
* This is mostly useful for UVC H264 encoding cameras which need the H264
* Probe & Commit to happen prior to the normal Probe & Commit.
*
* Since: 0.10.32
*/
gst_v4l2_signals[SIGNAL_PRE_SET_FORMAT] = g_signal_new ("prepare-format",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
0, NULL, NULL, NULL, G_TYPE_NONE, 2, G_TYPE_INT, GST_TYPE_CAPS);
gst_element_class_set_static_metadata (element_class,
"Video (video4linux2) Source", "Source/Video",
"Reads frames from a Video4Linux2 device",
"Edgard Lima <*****@*****.**>, "
"Stefan Kost <*****@*****.**>");
gst_element_class_add_pad_template
(element_class,
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS,
gst_v4l2_object_get_all_caps ()));
basesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_v4l2src_get_caps);
basesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_v4l2src_set_caps);
basesrc_class->start = GST_DEBUG_FUNCPTR (gst_v4l2src_start);
basesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_v4l2src_unlock);
basesrc_class->unlock_stop = GST_DEBUG_FUNCPTR (gst_v4l2src_unlock_stop);
basesrc_class->stop = GST_DEBUG_FUNCPTR (gst_v4l2src_stop);
basesrc_class->query = GST_DEBUG_FUNCPTR (gst_v4l2src_query);
basesrc_class->fixate = GST_DEBUG_FUNCPTR (gst_v4l2src_fixate);
basesrc_class->negotiate = GST_DEBUG_FUNCPTR (gst_v4l2src_negotiate);
basesrc_class->decide_allocation =
GST_DEBUG_FUNCPTR (gst_v4l2src_decide_allocation);
pushsrc_class->create = GST_DEBUG_FUNCPTR (gst_v4l2src_create);
klass->v4l2_class_devices = NULL;
GST_DEBUG_CATEGORY_INIT (v4l2src_debug, "v4l2src", 0, "V4L2 source element");
}
static void
gst_decklink_video_src_class_init (GstDecklinkVideoSrcClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
GstBaseSrcClass *basesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *pushsrc_class = GST_PUSH_SRC_CLASS (klass);
GstCaps *templ_caps;
gobject_class->set_property = gst_decklink_video_src_set_property;
gobject_class->get_property = gst_decklink_video_src_get_property;
gobject_class->finalize = gst_decklink_video_src_finalize;
element_class->change_state =
GST_DEBUG_FUNCPTR (gst_decklink_video_src_change_state);
element_class->provide_clock =
GST_DEBUG_FUNCPTR (gst_decklink_video_src_provide_clock);
basesrc_class->get_caps = GST_DEBUG_FUNCPTR (gst_decklink_video_src_get_caps);
basesrc_class->set_caps = GST_DEBUG_FUNCPTR (gst_decklink_video_src_set_caps);
basesrc_class->query = GST_DEBUG_FUNCPTR (gst_decklink_video_src_query);
basesrc_class->unlock = GST_DEBUG_FUNCPTR (gst_decklink_video_src_unlock);
basesrc_class->unlock_stop =
GST_DEBUG_FUNCPTR (gst_decklink_video_src_unlock_stop);
pushsrc_class->create = GST_DEBUG_FUNCPTR (gst_decklink_video_src_create);
g_object_class_install_property (gobject_class, PROP_MODE,
g_param_spec_enum ("mode", "Playback Mode",
"Video Mode to use for playback",
GST_TYPE_DECKLINK_MODE, DEFAULT_MODE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property (gobject_class, PROP_CONNECTION,
g_param_spec_enum ("connection", "Connection",
"Video input connection to use",
GST_TYPE_DECKLINK_CONNECTION, DEFAULT_CONNECTION,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property (gobject_class, PROP_DEVICE_NUMBER,
g_param_spec_int ("device-number", "Device number",
"Output device instance to use", 0, G_MAXINT, 0,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property (gobject_class, PROP_BUFFER_SIZE,
g_param_spec_uint ("buffer-size", "Buffer Size",
"Size of internal buffer in number of video frames", 1,
G_MAXINT, DEFAULT_BUFFER_SIZE,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
g_object_class_install_property (gobject_class, PROP_VIDEO_FORMAT,
g_param_spec_enum ("video-format", "Video format",
"Video format type to use for input (Only use auto for mode=auto)",
GST_TYPE_DECKLINK_VIDEO_FORMAT, GST_DECKLINK_VIDEO_FORMAT_AUTO,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
g_object_class_install_property (gobject_class, PROP_TIMECODE_FORMAT,
g_param_spec_enum ("timecode-format", "Timecode format",
"Timecode format type to use for input",
GST_TYPE_DECKLINK_TIMECODE_FORMAT,
GST_DECKLINK_TIMECODE_FORMAT_RP188ANY,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
G_PARAM_CONSTRUCT)));
templ_caps = gst_decklink_mode_get_template_caps ();
gst_element_class_add_pad_template (element_class,
gst_pad_template_new ("src", GST_PAD_SRC, GST_PAD_ALWAYS, templ_caps));
gst_caps_unref (templ_caps);
gst_element_class_set_static_metadata (element_class, "Decklink Video Source",
"Video/Src", "Decklink Source", "David Schleef <*****@*****.**>, "
"Sebastian Dröge <*****@*****.**>");
GST_DEBUG_CATEGORY_INIT (gst_decklink_video_src_debug, "decklinkvideosrc",
0, "debug category for decklinkvideosrc element");
}
static void
gst_aravis_class_init (GstAravisClass * klass)
{
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
GstBaseSrcClass *gstbasesrc_class = GST_BASE_SRC_CLASS (klass);
GstPushSrcClass *gstpushsrc_class = GST_PUSH_SRC_CLASS (klass);
gobject_class->finalize = gst_aravis_finalize;
gobject_class->set_property = gst_aravis_set_property;
gobject_class->get_property = gst_aravis_get_property;
g_object_class_install_property
(gobject_class,
PROP_CAMERA_NAME,
g_param_spec_string ("camera-name",
"Camera name",
"Name of the camera",
NULL,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_CAMERA,
g_param_spec_object ("camera",
"Camera Object",
"Camera instance to retrieve additional information",
ARV_TYPE_CAMERA,
G_PARAM_READABLE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_GAIN,
g_param_spec_double ("gain",
"Gain",
"Gain (dB)",
-1.0, 500.0, 0.0,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_GAIN_AUTO,
g_param_spec_boolean ("gain-auto",
"Auto Gain",
"Auto Gain Mode",
TRUE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_EXPOSURE,
g_param_spec_double ("exposure",
"Exposure",
"Exposure time (µs)",
-1, 100000000.0, 500.0,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_EXPOSURE_AUTO,
g_param_spec_boolean ("exposure-auto",
"Auto Exposure",
"Auto Exposure Mode",
TRUE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_OFFSET_X,
g_param_spec_int ("offset-x",
"x Offset",
"Offset in x direction",
0, G_MAXINT, 0,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_OFFSET_Y,
g_param_spec_int ("offset-y",
"y Offset",
"Offset in y direction",
0, G_MAXINT, 0,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_H_BINNING,
g_param_spec_int ("h-binning",
"Horizontal binning",
"CCD horizontal binning",
1, G_MAXINT, 1,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_V_BINNING,
g_param_spec_int ("v-binning",
"Vertical binning",
"CCD vertical binning",
1, G_MAXINT, 1,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_property
(gobject_class,
PROP_GAIN_AUTO,
g_param_spec_boolean ("packet-resend",
"Packet Resend",
"Request dropped packets to be reissued by the camera",
TRUE,
G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
GST_DEBUG_CATEGORY_INIT (aravis_debug, "aravissrc", 0, "Aravis interface");
gstbasesrc_class->get_caps = gst_aravis_get_caps;
gstbasesrc_class->set_caps = gst_aravis_set_caps;
gstbasesrc_class->start = gst_aravis_start;
gstbasesrc_class->stop = gst_aravis_stop;
gstbasesrc_class->get_times = gst_aravis_get_times;
gstpushsrc_class->create = gst_aravis_create;
}
