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niimaqdxsrc: add bayer-as-gray property to use GRAY caps instead of BAYER

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This commit is contained in:
Joshua M. Doe 2014-09-05 11:18:33 -04:00
parent 59bce030b0
commit ccacc9bdb8
2 changed files with 27 additions and 4 deletions
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30
sys/niimaqdx/gstniimaqdx.c
View File

@ -55,12 +55,14 @@ enum
PROP_0,
PROP_DEVICE,
PROP_RING_BUFFER_COUNT,
PROP_ATTRIBUTES
PROP_ATTRIBUTES,
PROP_BAYER_AS_GRAY
};
#define DEFAULT_PROP_DEVICE "cam0"
#define DEFAULT_PROP_RING_BUFFER_COUNT 3
#define DEFAULT_PROP_ATTRIBUTES ""
#define DEFAULT_PROP_BAYER_AS_GRAY FALSE
static void gst_niimaqdxsrc_init_interfaces (GType type);
@ -178,7 +180,7 @@ ImaqDxCapsInfo imaq_dx_caps_infos[] = {
{"Bayer BG 16", 0, VIDEO_CAPS_MAKE_BAYER16 ("bggr16", "1234"), 16, 16, 1}
};
static ImaqDxCapsInfo *
static const ImaqDxCapsInfo *
gst_niimaqdxsrc_get_caps_info (const char *pixel_format, int endianness)
{
int i;
@ -198,7 +200,7 @@ static const char *
gst_niimaqdxsrc_pixel_format_to_caps_string (const char *pixel_format,
int endianness)
{
ImaqDxCapsInfo *info =
const ImaqDxCapsInfo *info =
gst_niimaqdxsrc_get_caps_info (pixel_format, endianness);
if (!info)
@ -227,7 +229,7 @@ gst_niimaqdxsrc_pixel_format_from_caps (const GstCaps * caps, int *endianness)
static int
gst_niimaqdxsrc_pixel_format_get_depth (const char *pixel_format, int endianness)
{
ImaqDxCapsInfo *info =
const ImaqDxCapsInfo *info =
gst_niimaqdxsrc_get_caps_info (pixel_format, endianness);
if (!info)
@ -389,6 +391,11 @@ gst_niimaqdxsrc_class_init (GstNiImaqDxSrcClass * klass)
PROP_ATTRIBUTES, g_param_spec_string ("attributes",
"Attributes", "Initial attributes to set", DEFAULT_PROP_ATTRIBUTES,
G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass),
PROP_BAYER_AS_GRAY, g_param_spec_boolean ("bayer-as-gray",
"Bayer as gray",
"For Bayer sources use GRAY caps", DEFAULT_PROP_BAYER_AS_GRAY,
G_PARAM_STATIC_STRINGS | G_PARAM_READWRITE));
{
GstCaps *caps = gst_caps_new_empty ();
@ -496,6 +503,9 @@ gst_niimaqdxsrc_set_property (GObject * object, guint prop_id,
g_free (niimaqdxsrc->attributes);
niimaqdxsrc->attributes = g_strdup (g_value_get_string (value));
break;
case PROP_BAYER_AS_GRAY:
niimaqdxsrc->bayer_as_gray = g_value_get_boolean(value);
break;
default:
break;
}
@ -517,6 +527,9 @@ gst_niimaqdxsrc_get_property (GObject * object, guint prop_id, GValue * value,
case PROP_ATTRIBUTES:
g_value_set_string (value, niimaqdxsrc->attributes);
break;
case PROP_BAYER_AS_GRAY:
g_value_set_boolean (value, niimaqdxsrc->bayer_as_gray);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -820,6 +833,15 @@ gst_niimaqdxsrc_get_cam_caps (GstNiImaqDxSrc * niimaqdxsrc)
else
endianness = G_BIG_ENDIAN;
if (g_str_has_prefix(pixel_format, "Bayer") && niimaqdxsrc->bayer_as_gray) {
const ImaqDxCapsInfo *info = gst_niimaqdxsrc_get_caps_info (pixel_format, endianness);
if (info->depth == 8) {
g_strlcpy (pixel_format, "Mono 8", IMAQDX_MAX_API_STRING_LENGTH);
} else if (info->depth == 16) {
g_strlcpy (pixel_format, "Mono 16", IMAQDX_MAX_API_STRING_LENGTH);
}
}
//TODO: add all available caps by enumerating PixelFormat's available, and query for framerate
caps =
gst_niimaqdxsrc_new_caps_from_pixel_format (pixel_format, endianness,

1
sys/niimaqdx/gstniimaqdx.h
View File

@ -63,6 +63,7 @@ struct _GstNiImaqDxSrc {
gchar *device_name;
gint ringbuffer_count;
gchar *attributes;
gboolean bayer_as_gray;
/* image info */
int width;