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Add parameter to set the type of test pattern. Fix black test pattern.

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Original commit message from CVS:
Add parameter to set the type of test pattern.  Fix black test pattern.
This commit is contained in:
David Schleef 2003-04-23 07:38:32 +00:00
parent 7d5843f31f
commit fcb4b55a0c
3 changed files with 61 additions and 12 deletions
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56
gst/videotestsrc/gstvideotestsrc.c
View file

@ -52,6 +52,7 @@ enum
ARG_HEIGHT,
ARG_FOURCC,
ARG_RATE,
ARG_TYPE,
/* FILL ME */
};
@ -59,6 +60,7 @@ static void gst_videotestsrc_class_init (GstVideotestsrcClass * klass);
static void gst_videotestsrc_init (GstVideotestsrc * videotestsrc);
static GstElementStateReturn gst_videotestsrc_change_state (GstElement * element);
static void gst_videotestsrc_set_pattern (GstVideotestsrc *src, int pattern_type);
static void gst_videotestsrc_set_property (GObject * object, guint prop_id,
const GValue * value, GParamSpec * pspec);
static void gst_videotestsrc_get_property (GObject * object, guint prop_id, GValue * value,
@ -77,7 +79,7 @@ videotestsrc_src_template_factory(void)
static GstPadTemplate *templ = NULL;
if(!templ){
GstCaps *caps = GST_CAPS_NEW("ack","video/raw",
GstCaps *caps = GST_CAPS_NEW("src","video/raw",
"width", GST_PROPS_INT_RANGE (0, G_MAXINT),
"height", GST_PROPS_INT_RANGE (0, G_MAXINT));
@ -111,6 +113,25 @@ gst_videotestsrc_get_type (void)
return videotestsrc_type;
}
#define GST_TYPE_VIDEOTESTSRC_PATTERN (gst_videotestsrc_pattern_get_type ())
static GType
gst_videotestsrc_pattern_get_type (void)
{
static GType videotestsrc_pattern_type = 0;
static GEnumValue pattern_types[] = {
{ GST_VIDEOTESTSRC_SMPTE, "smpte", "SMPTE 100% color bars" },
{ GST_VIDEOTESTSRC_SNOW, "snow", "Random (television snow)" },
{ GST_VIDEOTESTSRC_BLACK, "black", "0% Black" },
{ 0, NULL, NULL },
};
if (!videotestsrc_pattern_type){
videotestsrc_pattern_type = g_enum_register_static("GstVideotestsrcPattern",
pattern_types);
}
return videotestsrc_pattern_type;
}
static void
gst_videotestsrc_class_init (GstVideotestsrcClass * klass)
{
@ -132,6 +153,9 @@ gst_videotestsrc_class_init (GstVideotestsrcClass * klass)
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_RATE,
g_param_spec_int ("rate", "Rate", "Frame rate",
1, 100, 30, G_PARAM_READWRITE));
g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_TYPE,
g_param_spec_enum ("pattern", "Pattern", "Type of test pattern to generate",
GST_TYPE_VIDEOTESTSRC_PATTERN, 1, G_PARAM_READWRITE));
parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
@ -160,8 +184,6 @@ gst_videotestsrc_srcconnect (GstPad * pad, GstCaps * caps)
gst_caps_get_int (caps, "width", &videotestsrc->width);
gst_caps_get_int (caps, "height", &videotestsrc->height);
videotestsrc->make_image = gst_videotestsrc_smpte;
videotestsrc->make_image = gst_videotestsrc_black;
videotestsrc->bpp = videotestsrc->fourcc->bitspp;
GST_DEBUG (0, "size %d x %d", videotestsrc->width, videotestsrc->height);
@ -258,6 +280,7 @@ gst_videotestsrc_init (GstVideotestsrc * videotestsrc)
videotestsrc->interval = GST_SECOND / videotestsrc->rate;
videotestsrc->pool = NULL;
gst_videotestsrc_set_pattern(videotestsrc, GST_VIDEOTESTSRC_SMPTE);
}
@ -299,6 +322,27 @@ gst_videotestsrc_get (GstPad * pad)
return buf;
}
static void
gst_videotestsrc_set_pattern (GstVideotestsrc *src, int pattern_type)
{
src->type = pattern_type;
g_print("setting pattern to %d\n",pattern_type);
switch(pattern_type){
case GST_VIDEOTESTSRC_SMPTE:
src->make_image = gst_videotestsrc_smpte;
break;
case GST_VIDEOTESTSRC_SNOW:
src->make_image = gst_videotestsrc_snow;
break;
case GST_VIDEOTESTSRC_BLACK:
src->make_image = gst_videotestsrc_black;
break;
default:
g_assert_not_reached();
}
}
static void
gst_videotestsrc_set_property (GObject * object, guint prop_id, const GValue * value,
GParamSpec * pspec)
@ -325,6 +369,9 @@ gst_videotestsrc_set_property (GObject * object, guint prop_id, const GValue * v
src->rate = g_value_get_int (value);
src->interval = GST_SECOND/src->rate;
break;
case ARG_TYPE:
gst_videotestsrc_set_pattern (src, g_value_get_enum (value));
break;
default:
break;
}
@ -353,6 +400,9 @@ gst_videotestsrc_get_property (GObject * object, guint prop_id, GValue * value,
case ARG_RATE:
g_value_set_int (value, src->rate);
break;
case ARG_TYPE:
g_value_set_enum (value, src->type);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;

10
gst/videotestsrc/gstvideotestsrc.h
View file

@ -40,11 +40,10 @@ G_BEGIN_DECLS
(G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_VIDEOTESTSRC))
typedef enum {
GST_VIDEOTESTSRC_POINT_SAMPLE,
GST_VIDEOTESTSRC_NEAREST,
GST_VIDEOTESTSRC_BILINEAR,
GST_VIDEOTESTSRC_BICUBIC
} GstVideoTestSrcMethod;
GST_VIDEOTESTSRC_SMPTE,
GST_VIDEOTESTSRC_SNOW,
GST_VIDEOTESTSRC_BLACK,
} GstVideotestsrcPattern;
typedef struct _GstVideotestsrc GstVideotestsrc;
typedef struct _GstVideotestsrcClass GstVideotestsrcClass;
@ -66,6 +65,7 @@ struct _GstVideotestsrc {
gint64 interval;
gint bpp;
int rate;
int type;
GstClock *clock;
GstBufferPool *pool;

7
gst/videotestsrc/videotestsrc.c
View file

@ -593,7 +593,6 @@ gst_videotestsrc_black (GstVideotestsrc * v, unsigned char *dest, int w, int h)
paintinfo pi;
paintinfo *p = π
struct fourcc_list_struct *fourcc;
struct vts_color_struct color;
p->width = w;
p->height = h;
@ -604,10 +603,10 @@ gst_videotestsrc_black (GstVideotestsrc * v, unsigned char *dest, int w, int h)
fourcc->paint_setup (p, dest);
p->paint_hline = fourcc->paint_hline;
color = vts_colors[COLOR_BLACK];
p->color = vts_colors + COLOR_BLACK;
for (i = 0; i < w; i++) {
p->paint_hline (p, i, 0, w);
for (i = 0; i < h; i++) {
p->paint_hline (p, 0, i, w);
}
}