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pleorasrc: add multicast and receiver-only support

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This commit is contained in:
Joshua M. Doe 2018-07-10 14:41:46 -04:00
parent 44dfc350f0
commit c5ee1a5706
2 changed files with 144 additions and 59 deletions
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200
sys/pleora/gstpleorasrc.cpp
View File

@ -72,7 +72,10 @@ enum
PROP_DEVICE_INDEX,
PROP_NUM_CAPTURE_BUFFERS,
PROP_TIMEOUT,
PROP_DETECTION_TIMEOUT
PROP_DETECTION_TIMEOUT,
PROP_MULTICAST_GROUP,
PROP_PORT,
PROP_RECEIVER_ONLY
};
#define DEFAULT_PROP_DEVICE ""
@ -80,6 +83,10 @@ enum
#define DEFAULT_PROP_NUM_CAPTURE_BUFFERS 3
#define DEFAULT_PROP_TIMEOUT 1000
#define DEFAULT_PROP_DETECTION_TIMEOUT 1000
#define DEFAULT_PROP_MULTICAST_GROUP "239.192.1.1"
#define DEFAULT_PROP_PORT 1042
#define DEFAULT_PROP_RECEIVER_ONLY FALSE
#define VIDEO_CAPS_MAKE_BAYER8(format) \
"video/x-bayer, " \
@ -167,6 +174,22 @@ gst_pleorasrc_class_init (GstPleoraSrcClass * klass)
"Timeout in ms to detect GigE cameras", 100,
60000, DEFAULT_PROP_DETECTION_TIMEOUT,
(GParamFlags) (G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE)));
g_object_class_install_property (gobject_class, PROP_MULTICAST_GROUP,
g_param_spec_string ("multicast-group", "Multicast group IP address",
"The address of the multicast group to join.",
DEFAULT_PROP_MULTICAST_GROUP,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS |
GST_PARAM_MUTABLE_READY)));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_PORT,
g_param_spec_int ("port", "Multicast port",
"The port of the multicast group.", 0,
65535, DEFAULT_PROP_PORT,
(GParamFlags) (G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE)));
g_object_class_install_property (G_OBJECT_CLASS (klass), PROP_RECEIVER_ONLY,
g_param_spec_boolean ("receiver-only", "Receiver only",
"Only open video stream, don't open as controller",
DEFAULT_PROP_RECEIVER_ONLY,
(GParamFlags) (G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE)));
}
static void
@ -200,6 +223,9 @@ gst_pleorasrc_init (GstPleoraSrc * src)
src->num_capture_buffers = DEFAULT_PROP_NUM_CAPTURE_BUFFERS;
src->timeout = DEFAULT_PROP_TIMEOUT;
src->detection_timeout = DEFAULT_PROP_DETECTION_TIMEOUT;
src->multicast_group= g_strdup (DEFAULT_PROP_MULTICAST_GROUP);
src->port = DEFAULT_PROP_PORT;
src->receiver_only = DEFAULT_PROP_RECEIVER_ONLY;
src->stop_requested = FALSE;
src->caps = NULL;
@ -232,6 +258,16 @@ gst_pleorasrc_set_property (GObject * object, guint property_id,
case PROP_DETECTION_TIMEOUT:
src->detection_timeout = g_value_get_int (value);
break;
case PROP_MULTICAST_GROUP:
g_free (src->multicast_group);
src->multicast_group = g_strdup (g_value_get_string (value));
break;
case PROP_PORT:
src->port = g_value_get_int (value);
break;
case PROP_RECEIVER_ONLY:
src->receiver_only = g_value_get_boolean (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
@ -263,6 +299,15 @@ gst_pleorasrc_get_property (GObject * object, guint property_id,
case PROP_DETECTION_TIMEOUT:
g_value_set_int (value, src->detection_timeout);
break;
case PROP_MULTICAST_GROUP:
g_value_set_string (value, src->multicast_group);
break;
case PROP_PORT:
g_value_set_int (value, src->port);
break;
case PROP_RECEIVER_ONLY:
g_value_set_boolean (value, src->receiver_only);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
@ -291,7 +336,10 @@ gst_pleorasrc_finalize (GObject * object)
src = GST_PLEORA_SRC (object);
/* clean up object here */
g_free (src->device);
if (src->device) {
g_free (src->device);
src->device = NULL;
}
if (src->caps) {
gst_caps_unref (src->caps);
@ -483,27 +531,42 @@ gst_pleorasrc_setup_device (GstPleoraSrc * src)
return FALSE;
}
GST_DEBUG_OBJECT (src, "Trying to connect to device '%s'",
device_info->GetDisplayID ().GetAscii ());
src->device = PvDevice::CreateAndConnect (device_info, &pvRes);
if (src->device == NULL) {
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
("Unable to create and connect to device"), (NULL));
return FALSE;
}
GST_DEBUG_OBJECT (src, "Connected to device");
/* open as controller by connecting to device */
if (!src->receiver_only) {
GST_DEBUG_OBJECT (src, "Trying to connect to device '%s'",
device_info->GetDisplayID ().GetAscii ());
src->device = PvDevice::CreateAndConnect (device_info, &pvRes);
if (src->device == NULL) {
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
("Unable to create and connect to device"), (NULL));
return FALSE;
}
GST_DEBUG_OBJECT (src, "Connected to device");
}
if (device_info->GetType() == PvDeviceInfoTypeGEV ||
device_info->GetType() == PvDeviceInfoTypePleoraProtocol) {
GST_DEBUG_OBJECT (src, "Opening multicast stream");
PvStreamGEV *stream = new PvStreamGEV;
// FIXME: need to add prop for enabling multicast
stream->Open(device_info->GetConnectionID(), src->multicast_group, src->port);
src->stream = stream;
} else {
src->stream =
PvStream::CreateAndOpen (device_info->GetConnectionID (), &pvRes);
}
src->stream =
PvStream::CreateAndOpen (device_info->GetConnectionID (), &pvRes);
if (src->stream == NULL) {
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
("Unable to create and connect to device"), (NULL));
return FALSE;
GST_ELEMENT_ERROR (src, RESOURCE, OPEN_READ,
("Unable to create and connect to device"), (NULL));
return FALSE;
}
GST_DEBUG_OBJECT (src, "Stream created for device");
/* if acting as a GigE controller configure stream */
PvDeviceGEV *lDeviceGEV = dynamic_cast < PvDeviceGEV * >(src->device);
if (lDeviceGEV != NULL) {
if (!src->receiver_only && lDeviceGEV != NULL) {
PvStreamGEV *lStreamGEV = static_cast < PvStreamGEV * >(src->stream);
// Negotiate packet size
@ -521,9 +584,7 @@ gst_pleorasrc_setup_device (GstPleoraSrc * src)
return FALSE;
}
uint32_t lSize = src->device->GetPayloadSize ();
src->pipeline->SetBufferCount (src->num_capture_buffers);
src->pipeline->SetBufferSize (lSize);
return TRUE;
}
@ -743,17 +804,6 @@ gst_pleorasrc_start (GstBaseSrc * bsrc)
goto error;
}
PvGenParameterArray *lDeviceParams = src->device->GetParameters ();
PvGenCommand *start_cmd =
dynamic_cast < PvGenCommand * >(lDeviceParams->Get ("AcquisitionStart"));
if (start_cmd == NULL) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("Failed to get device AcquisitionStart parameter"), (NULL));
goto error;
}
/* Note: the pipeline must be initialized before we start acquisition */
GST_DEBUG_OBJECT (src, "Starting pipeline");
pvRes = src->pipeline->Start ();
@ -763,18 +813,30 @@ gst_pleorasrc_start (GstBaseSrc * bsrc)
goto error;
}
pvRes = src->device->StreamEnable ();
if (!pvRes.IsOK ()) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED, ("Failed to enable stream"),
(NULL));
goto error;
}
/* command stream to start */
if (!src->receiver_only) {
PvGenParameterArray *lDeviceParams = src->device->GetParameters ();
PvGenCommand *start_cmd =
dynamic_cast < PvGenCommand * >(lDeviceParams->Get ("AcquisitionStart"));
pvRes = start_cmd->Execute ();
if (!pvRes.IsOK ()) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED, ("Failed to start acquisition"),
(NULL));
goto error;
if (start_cmd == NULL) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("Failed to get device AcquisitionStart parameter"), (NULL));
goto error;
}
pvRes = src->device->StreamEnable ();
if (!pvRes.IsOK ()) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED, ("Failed to enable stream"),
(NULL));
goto error;
}
pvRes = start_cmd->Execute ();
if (!pvRes.IsOK ()) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED, ("Failed to start acquisition"),
(NULL));
goto error;
}
}
return TRUE;
@ -797,7 +859,7 @@ error:
src->device = NULL;
}
return GST_FLOW_ERROR;
return FALSE;
}
static gboolean
@ -806,11 +868,13 @@ gst_pleorasrc_stop (GstBaseSrc * bsrc)
GstPleoraSrc *src = GST_PLEORA_SRC (bsrc);
GST_DEBUG_OBJECT (src, "stop");
PvGenParameterArray *lDeviceParams = src->device->GetParameters ();
PvGenCommand *lStop =
dynamic_cast < PvGenCommand * >(lDeviceParams->Get ("AcquisitionStop"));
lStop->Execute ();
src->device->StreamDisable ();
if (!src->receiver_only) {
PvGenParameterArray *lDeviceParams = src->device->GetParameters ();
PvGenCommand *lStop =
dynamic_cast < PvGenCommand * >(lDeviceParams->Get ("AcquisitionStop"));
lStop->Execute ();
src->device->StreamDisable ();
}
src->pipeline->Stop ();
if (src->pipeline) {
@ -841,7 +905,7 @@ gst_pleorasrc_get_caps (GstBaseSrc * bsrc, GstCaps * filter)
GstPleoraSrc *src = GST_PLEORA_SRC (bsrc);
GstCaps *caps;
if (src->pipeline == NULL) {
if (src->caps == NULL) {
caps = gst_pad_get_pad_template_caps (GST_BASE_SRC_PAD (src));
} else {
caps = gst_caps_copy (src->caps);
@ -968,21 +1032,39 @@ gst_pleorasrc_create (GstPushSrc * psrc, GstBuffer ** buf)
GstClock *clock;
GstClockTime clock_time;
PvBuffer *pvbuffer;
PvImage *pvimage;
GST_LOG_OBJECT (src, "create");
pvRes = src->pipeline->RetrieveNextBuffer (&pvbuffer, 1000, &opRes);
if (pvbuffer->GetPayloadType () != PvPayloadTypeImage) {
/* TODO: are non-image buffers normal? */
GST_ERROR_OBJECT (src, "Got buffer with non-image data");
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("Got buffer with non-image data"), (NULL));
return GST_FLOW_ERROR;
while (TRUE) {
pvRes = src->pipeline->RetrieveNextBuffer (&pvbuffer, src->timeout, &opRes);
if (!pvRes.IsOK()) {
GST_ELEMENT_ERROR (src, RESOURCE, FAILED, ("Failed to retrieve buffer in timeout (%d ms): 0x%04x, '%s'", src->timeout, pvRes.GetCode(), pvRes.GetDescription().GetAscii()), (NULL));
return GST_FLOW_ERROR;
}
// continue if we get a bad frame
if (!opRes.IsOK()) {
GST_WARNING_OBJECT(src, "Failed to get buffer: 0x%04x, '%s'", opRes.GetCode(), opRes.GetCodeString().GetAscii());
src->pipeline->ReleaseBuffer(pvbuffer);
continue;
}
if (pvbuffer->GetPayloadType () != PvPayloadTypeImage) {
/* TODO: are non-image buffers normal? */
GST_ERROR_OBJECT (src, "Got buffer with non-image data");
GST_ELEMENT_ERROR (src, RESOURCE, FAILED,
("Got buffer with non-image data"), (NULL));
return GST_FLOW_ERROR;
}
pvimage = pvbuffer->GetImage ();
break;
}
PvImage *pvimage = pvbuffer->GetImage ();
const char *caps_string =
gst_pleorasrc_pixel_type_to_gst_caps_string (pvimage->GetPixelType ());
const char *caps_string =
gst_pleorasrc_pixel_type_to_gst_caps_string (pvimage->GetPixelType ());
/* TODO: cache previous caps_string */
if (caps_string != NULL) {

3
sys/pleora/gstpleorasrc.h
View File

@ -52,6 +52,9 @@ struct _GstPleoraSrc
guint num_capture_buffers;
gint timeout;
gint detection_timeout;
gchar *multicast_group;
gint port;
gboolean receiver_only;
guint32 last_frame_count;
guint32 total_dropped_frames;