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euresyssrc: add num-capture-buffers property to set SurfaceCount

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This commit is contained in:
Joshua M. Doe 2018-03-16 14:37:24 -04:00
parent 072b27d32d
commit 8ab8b4c28f
2 changed files with 26 additions and 1 deletions
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26
sys/euresys/gsteuresyssrc.c
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@ -72,7 +72,8 @@ enum
PROP_CAMERA_TYPE,
PROP_CONNECTOR,
PROP_COLOR_FORMAT,
PROP_PIXEL_TIMING
PROP_PIXEL_TIMING,
PROP_NUM_CAPTURE_BUFFERS
};
#define DEFAULT_PROP_BOARD_INDEX 0
@ -80,6 +81,7 @@ enum
#define DEFAULT_PROP_CONNECTOR GST_EURESYS_CONNECTOR_VID1
#define DEFAULT_PROP_COLOR_FORMAT GST_EURESYS_COLOR_FORMAT_Y8
#define DEFAULT_PROP_PIXEL_TIMING GST_EURESYS_PIXEL_TIMING_SQUARE
#define DEFAULT_PROP_NUM_CAPTURE_BUFFERS 3
/* pad templates */
@ -334,6 +336,11 @@ gst_euresys_class_init (GstEuresysClass * klass)
GST_TYPE_EURESYS_PIXEL_TIMING, DEFAULT_PROP_PIXEL_TIMING,
G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE |
GST_PARAM_MUTABLE_READY));
g_object_class_install_property (gobject_class, PROP_NUM_CAPTURE_BUFFERS,
g_param_spec_int ("num-capture-buffers", "Number of capture buffers",
"Number of capture buffers", 2, 4095,
DEFAULT_PROP_NUM_CAPTURE_BUFFERS,
(GParamFlags) (G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS)));
gst_element_class_add_pad_template (gstelement_class,
gst_static_pad_template_get (&gst_euresys_src_template));
@ -366,6 +373,7 @@ gst_euresys_init (GstEuresys * euresys)
euresys->connector = DEFAULT_PROP_CONNECTOR;
euresys->colorFormat = DEFAULT_PROP_COLOR_FORMAT;
euresys->pixelTiming = DEFAULT_PROP_PIXEL_TIMING;
euresys->num_capture_buffers = DEFAULT_PROP_NUM_CAPTURE_BUFFERS;
euresys->hChannel = 0;
@ -406,6 +414,9 @@ gst_euresys_set_property (GObject * object, guint property_id,
case PROP_PIXEL_TIMING:
euresys->pixelTiming = g_value_get_enum (value);
break;
case PROP_NUM_CAPTURE_BUFFERS:
euresys->num_capture_buffers = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
@ -437,6 +448,9 @@ gst_euresys_get_property (GObject * object, guint property_id,
case PROP_PIXEL_TIMING:
g_value_set_enum (value, euresys->pixelTiming);
break;
case PROP_NUM_CAPTURE_BUFFERS:
g_value_set_int (value, euresys->num_capture_buffers);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
break;
@ -546,6 +560,16 @@ gst_euresys_start (GstBaseSrc * bsrc)
goto error;
}
/* Set number of buffers in ring */
status =
McSetParamInt (euresys->hChannel, MC_SurfaceCount,
euresys->num_capture_buffers);
if (status != MC_OK) {
GST_ELEMENT_ERROR (euresys, RESOURCE, SETTINGS,
(("Failed to set surface count.")), (NULL));
goto error;
}
/* Enable signals */
status =
McSetParamInt (euresys->hChannel,

1
sys/euresys/gsteuresyssrc.h
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@ -85,6 +85,7 @@ struct _GstEuresys
GstEuresysConnectorEnum connector;
GstEuresysColorFormatEnum colorFormat;
GstEuresysPixelTimingEnum pixelTiming;
gint num_capture_buffers;
};
struct _GstEuresysClass