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Lots of new goodness. Will negotiate caps and output images in about 20 different formats. Some code cleanup. Fixe...

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Original commit message from CVS:
Lots of new goodness.  Will negotiate caps and output images in
about 20 different formats.  Some code cleanup.  Fixed YUV color
values for -I and Q.
This commit is contained in:
David Schleef 2002-10-04 06:49:51 +00:00
parent ef524dd53a
commit 3c967ffc03
2 changed files with 720 additions and 374 deletions
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733
gst/videotestsrc/gstvideotestsrc.c
View file

@ -24,6 +24,28 @@
#include <string.h> #include <string.h>
#include <stdlib.h> #include <stdlib.h>
typedef struct paintinfo_struct paintinfo;
struct paintinfo_struct
{
unsigned char *dest;
unsigned char *yp, *up, *vp;
int width;
int height;
int Y, U, V;
void (*paint_hline) (paintinfo * p, int x, int y, int w);
};
struct fourcc_list_struct
{
char *fourcc;
int bitspp;
void (*paint_setup) (paintinfo * p, char *dest);
void (*paint_hline) (paintinfo * p, int x, int y, int w);
};
static struct fourcc_list_struct fourcc_list[];
static int n_fourccs;
static int paintrect_find_fourcc (int find_fourcc);
/* elementfactory information */ /* elementfactory information */
@ -38,73 +60,55 @@ static GstElementDetails videotestsrc_details = {
}; };
/* GstVideotestsrc signals and args */ /* GstVideotestsrc signals and args */
enum { enum
{
/* FILL ME */ /* FILL ME */
LAST_SIGNAL LAST_SIGNAL
}; };
enum { enum
{
ARG_0, ARG_0,
ARG_WIDTH, ARG_WIDTH,
ARG_HEIGHT, ARG_HEIGHT,
ARG_METHOD, ARG_FOURCC,
/* FILL ME */ /* FILL ME */
}; };
GST_PAD_TEMPLATE_FACTORY (src_templ, GST_PAD_TEMPLATE_FACTORY (videotestsrc_src_template_factory,
"src", "src",
GST_PAD_SRC, GST_PAD_SRC,
GST_PAD_ALWAYS, GST_PAD_ALWAYS,
GST_CAPS_NEW ( GST_CAPS_NEW ("videotestsrc_src",
"videotestsrc_caps",
"video/raw", "video/raw",
"format", GST_PROPS_LIST( "width", GST_PROPS_INT_RANGE (0, G_MAXINT),
GST_PROPS_FOURCC (GST_MAKE_FOURCC ('I','4','2','0')), "height", GST_PROPS_INT_RANGE (0, G_MAXINT)
GST_PROPS_FOURCC (GST_MAKE_FOURCC ('Y','V','1','2')),
GST_PROPS_FOURCC (GST_MAKE_FOURCC ('R','G','B',' '))
),
"width", GST_PROPS_INT(640),
"height", GST_PROPS_INT(480)
) )
) );
#define GST_TYPE_VIDEOTESTSRC_METHOD (gst_videotestsrc_method_get_type())
static GType
gst_videotestsrc_method_get_type (void)
{
static GType videotestsrc_method_type = 0;
static GEnumValue videotestsrc_methods[] = {
{ GST_VIDEOTESTSRC_POINT_SAMPLE, "0", "Point Sample" },
{ GST_VIDEOTESTSRC_NEAREST, "1", "Nearest" },
{ GST_VIDEOTESTSRC_BILINEAR, "2", "Bilinear" },
{ GST_VIDEOTESTSRC_BICUBIC, "3", "Bicubic" },
{ 0, NULL, NULL },
};
if (!videotestsrc_method_type) {
videotestsrc_method_type = g_enum_register_static ("GstVideotestsrcMethod", videotestsrc_methods);
}
return videotestsrc_method_type;
}
static void gst_videotestsrc_class_init (GstVideotestsrcClass * klass); static void gst_videotestsrc_class_init (GstVideotestsrcClass * klass);
static void gst_videotestsrc_init (GstVideotestsrc * videotestsrc); static void gst_videotestsrc_init (GstVideotestsrc * videotestsrc);
static GstElementStateReturn gst_videotestsrc_change_state (GstElement * element); static GstElementStateReturn gst_videotestsrc_change_state (GstElement * element);
static void gst_videotestsrc_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec); static void gst_videotestsrc_set_property (GObject * object, guint prop_id,
static void gst_videotestsrc_get_property (GObject *object, guint prop_id, GValue *value, GParamSpec *pspec); const GValue * value, GParamSpec * pspec);
static void gst_videotestsrc_get_property (GObject * object, guint prop_id, GValue * value,
GParamSpec * pspec);
static GstBuffer *gst_videotestsrc_get (GstPad * pad); static GstBuffer *gst_videotestsrc_get (GstPad * pad);
static GstElementClass *parent_class = NULL; static GstElementClass *parent_class = NULL;
void gst_videotestsrc_setup (GstVideotestsrc *v); static void gst_videotestsrc_setup (GstVideotestsrc * v);
static void random_chars (unsigned char *dest, int nbytes); static void random_chars (unsigned char *dest, int nbytes);
void gst_videotestsrc_smpte_I420 (GstVideotestsrc *v, unsigned char *dest, int w, int h); static void gst_videotestsrc_smpte_yuv (GstVideotestsrc * v, unsigned char *dest, int w, int h);
void gst_videotestsrc_smpte_YV12 (GstVideotestsrc *v, unsigned char *dest, int w, int h); static void gst_videotestsrc_smpte_RGB (GstVideotestsrc * v, unsigned char *dest, int w, int h);
void gst_videotestsrc_smpte_RGB (GstVideotestsrc *v, unsigned char *dest, int w, int h); #if 0
static void gst_videotestsrc_colors_yuv (GstVideotestsrc * v, unsigned char *dest, int w, int h);
#endif
GType static GType
gst_videotestsrc_get_type (void) gst_videotestsrc_get_type (void)
{ {
static GType videotestsrc_type = 0; static GType videotestsrc_type = 0;
@ -120,7 +124,9 @@ gst_videotestsrc_get_type (void)
0, 0,
(GInstanceInitFunc) gst_videotestsrc_init, (GInstanceInitFunc) gst_videotestsrc_init,
}; };
videotestsrc_type = g_type_register_static(GST_TYPE_ELEMENT, "GstVideotestsrc", &videotestsrc_info, 0);
videotestsrc_type =
g_type_register_static (GST_TYPE_ELEMENT, "GstVideotestsrc", &videotestsrc_info, 0);
} }
return videotestsrc_type; return videotestsrc_type;
} }
@ -134,15 +140,11 @@ gst_videotestsrc_class_init (GstVideotestsrcClass *klass)
gobject_class = (GObjectClass *) klass; gobject_class = (GObjectClass *) klass;
gstelement_class = (GstElementClass *) klass; gstelement_class = (GstElementClass *) klass;
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_WIDTH, g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_WIDTH, g_param_spec_int ("width", "width", "width", G_MININT, G_MAXINT, 0, G_PARAM_READWRITE)); /* CHECKME */
g_param_spec_int("width","width","width", g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_HEIGHT, g_param_spec_int ("height", "height", "height", G_MININT, G_MAXINT, 0, G_PARAM_READWRITE)); /* CHECKME */
G_MININT,G_MAXINT,0,G_PARAM_READWRITE)); /* CHECKME */ g_object_class_install_property (G_OBJECT_CLASS (klass), ARG_FOURCC,
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_HEIGHT, g_param_spec_string ("fourcc", "fourcc", "fourcc",
g_param_spec_int("height","height","height", NULL, G_PARAM_READWRITE));
G_MININT,G_MAXINT,0,G_PARAM_READWRITE)); /* CHECKME */
g_object_class_install_property(G_OBJECT_CLASS(klass), ARG_METHOD,
g_param_spec_enum("method","method","method",
GST_TYPE_VIDEOTESTSRC_METHOD,0,G_PARAM_READWRITE)); /* CHECKME! */
parent_class = g_type_class_ref (GST_TYPE_ELEMENT); parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
@ -172,25 +174,25 @@ gst_videotestsrc_srcconnect (GstPad *pad, GstCaps *caps)
GST_DEBUG (0, "format is 0x%08x\n", videotestsrc->format); GST_DEBUG (0, "format is 0x%08x\n", videotestsrc->format);
switch(videotestsrc->format){ printf ("videotestsrc: caps FOURCC 0x%08x, forced FOURCC 0x%08x\n",
case GST_MAKE_FOURCC('R','G','B',' '): videotestsrc->format, videotestsrc->forced_format);
if (videotestsrc->forced_format && videotestsrc->format != videotestsrc->forced_format) {
return GST_PAD_CONNECT_REFUSED;
}
printf ("videotestsrc: using FOURCC 0x%08x\n", videotestsrc->format);
if (videotestsrc->format == GST_MAKE_FOURCC ('R', 'G', 'B', ' ')) {
videotestsrc->make_image = gst_videotestsrc_smpte_RGB; videotestsrc->make_image = gst_videotestsrc_smpte_RGB;
videotestsrc->bpp = 16; videotestsrc->bpp = 16;
break; } else {
case GST_MAKE_FOURCC('I','4','2','0'): int index;
videotestsrc->make_image = gst_videotestsrc_smpte_I420;
videotestsrc->bpp = 12; index = paintrect_find_fourcc (videotestsrc->format);
break; videotestsrc->make_image = gst_videotestsrc_smpte_yuv;
case GST_MAKE_FOURCC('Y','U','Y','V'): /* videotestsrc->make_image = gst_videotestsrc_colors_yuv; */
//videotestsrc->make_image = gst_videotestsrc_smpte_YUYV; videotestsrc->bpp = fourcc_list[index].bitspp;
return GST_PAD_CONNECT_REFUSED;
break;
case GST_MAKE_FOURCC('Y','V','1','2'):
videotestsrc->make_image = gst_videotestsrc_smpte_YV12;
videotestsrc->bpp = 12;
break;
default:
return GST_PAD_CONNECT_REFUSED;
} }
GST_DEBUG (0, "size %d x %d", videotestsrc->width, videotestsrc->height); GST_DEBUG (0, "size %d x %d", videotestsrc->width, videotestsrc->height);
@ -219,35 +221,67 @@ gst_videotestsrc_change_state (GstElement *element)
return GST_STATE_SUCCESS; return GST_STATE_SUCCESS;
} }
static GstCaps *
gst_videotestsrc_get_capslist (void)
{
static GstCaps *capslist = NULL;
GstCaps *caps;
int i;
if (capslist)
return capslist;
for (i = 0; i < n_fourccs; i++) {
char *s = fourcc_list[i].fourcc;
int fourcc = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
caps = gst_caps_new ("videotestsrc_filter",
"video/raw",
gst_props_new ("format", GST_PROPS_FOURCC (fourcc),
"width", GST_PROPS_INT (640), "height", GST_PROPS_INT (480)
));
capslist = gst_caps_append (capslist, caps);
}
return capslist;
}
static GstCaps *
gst_videotestsrc_getcaps (GstPad * pad, GstCaps * caps)
{
GstVideotestsrc *vts;
vts = GST_VIDEOTESTSRC (gst_pad_get_parent (pad));
if (vts->forced_format != 0) {
return GST_CAPS_NEW ("videotestsrc_filter",
"video/raw",
"format", GST_PROPS_FOURCC (vts->forced_format),
"width", GST_PROPS_INT (640), "height", GST_PROPS_INT (480)
);
} else {
return gst_videotestsrc_get_capslist ();
}
}
static void static void
gst_videotestsrc_init (GstVideotestsrc * videotestsrc) gst_videotestsrc_init (GstVideotestsrc * videotestsrc)
{ {
GST_DEBUG (0, "gst_videotestsrc_init"); GST_DEBUG (0, "gst_videotestsrc_init");
/*gst_pad_set_negotiate_function(videotestsrc->sinkpad,videotestsrc_negotiate_sink); */ videotestsrc->srcpad =
//gst_element_add_pad(GST_ELEMENT(videotestsrc),videotestsrc->sinkpad); gst_pad_new_from_template (GST_PAD_TEMPLATE_GET (videotestsrc_src_template_factory), "src");
//gst_pad_set_chain_function(videotestsrc->sinkpad,gst_videotestsrc_chain);
videotestsrc->srcpad = gst_pad_new_from_template (
GST_PAD_TEMPLATE_GET (src_templ), "src");
/*gst_pad_set_negotiate_function(videotestsrc->srcpad,videotestsrc_negotiate_src); */ /*gst_pad_set_negotiate_function(videotestsrc->srcpad,videotestsrc_negotiate_src); */
gst_pad_set_getcaps_function (videotestsrc->srcpad, gst_videotestsrc_getcaps);
gst_element_add_pad (GST_ELEMENT (videotestsrc), videotestsrc->srcpad); gst_element_add_pad (GST_ELEMENT (videotestsrc), videotestsrc->srcpad);
gst_pad_set_get_function (videotestsrc->srcpad, gst_videotestsrc_get); gst_pad_set_get_function (videotestsrc->srcpad, gst_videotestsrc_get);
gst_pad_set_connect_function (videotestsrc->srcpad, gst_videotestsrc_srcconnect); gst_pad_set_connect_function (videotestsrc->srcpad, gst_videotestsrc_srcconnect);
#if 0
"bpp", GST_PROPS_INT(16),
"depth", GST_PROPS_INT(16),
"endianness", GST_PROPS_INT(1234),
"red_mask", GST_PROPS_INT(63488),
"green_mask", GST_PROPS_INT(2016),
"blue_mask", GST_PROPS_INT(31),
#endif
videotestsrc->width = 640; videotestsrc->width = 640;
videotestsrc->height = 480; videotestsrc->height = 480;
videotestsrc->timestamp = 0; videotestsrc->timestamp = 0;
videotestsrc->interval = GST_SECOND/30; videotestsrc->interval = GST_SECOND / 1;
videotestsrc->pool = NULL; videotestsrc->pool = NULL;
} }
@ -267,16 +301,9 @@ gst_videotestsrc_get (GstPad *pad)
videotestsrc = GST_VIDEOTESTSRC (gst_pad_get_parent (pad)); videotestsrc = GST_VIDEOTESTSRC (gst_pad_get_parent (pad));
#if 0
/* XXX this is wrong for anything but I420 */
newsize = videotestsrc->width*videotestsrc->height +
videotestsrc->width*videotestsrc->height/2;
#endif
/* XXX this is wrong for anything but RGB16 */
newsize = (videotestsrc->width * videotestsrc->height * videotestsrc->bpp) >> 3; newsize = (videotestsrc->width * videotestsrc->height * videotestsrc->bpp) >> 3;
GST_DEBUG(0,"size=%ld %dx%d",newsize, GST_DEBUG (0, "size=%ld %dx%d", newsize, videotestsrc->width, videotestsrc->height);
videotestsrc->width, videotestsrc->height);
buf = NULL; buf = NULL;
if (videotestsrc->pool) { if (videotestsrc->pool) {
@ -299,9 +326,11 @@ gst_videotestsrc_get (GstPad *pad)
} }
static void static void
gst_videotestsrc_set_property (GObject *object, guint prop_id, const GValue *value, GParamSpec *pspec) gst_videotestsrc_set_property (GObject * object, guint prop_id, const GValue * value,
GParamSpec * pspec)
{ {
GstVideotestsrc *src; GstVideotestsrc *src;
const gchar *s;
/* it's not null if we got it, but it might not be ours */ /* it's not null if we got it, but it might not be ours */
g_return_if_fail (GST_IS_VIDEOTESTSRC (object)); g_return_if_fail (GST_IS_VIDEOTESTSRC (object));
@ -315,8 +344,12 @@ gst_videotestsrc_set_property (GObject *object, guint prop_id, const GValue *val
case ARG_HEIGHT: case ARG_HEIGHT:
src->height = g_value_get_int (value); src->height = g_value_get_int (value);
break; break;
case ARG_METHOD: case ARG_FOURCC:
src->method = g_value_get_enum (value); s = g_value_get_string (value);
if (strlen (s) == 4) {
src->forced_format = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
printf ("forcing FOURCC to 0x%08x\n", src->forced_format);
}
break; break;
default: default:
break; break;
@ -339,8 +372,9 @@ gst_videotestsrc_get_property (GObject *object, guint prop_id, GValue *value, GP
case ARG_HEIGHT: case ARG_HEIGHT:
g_value_set_int (value, src->height); g_value_set_int (value, src->height);
break; break;
case ARG_METHOD: case ARG_FOURCC:
g_value_set_enum (value, src->method); /* FIXME */
/* g_value_set_int (value, src->forced_format); */
break; break;
default: default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
@ -355,11 +389,11 @@ plugin_init (GModule *module, GstPlugin *plugin)
GstElementFactory *factory; GstElementFactory *factory;
/* create an elementfactory for the videotestsrc element */ /* create an elementfactory for the videotestsrc element */
factory = gst_element_factory_new("videotestsrc",GST_TYPE_VIDEOTESTSRC, factory = gst_element_factory_new ("videotestsrc", GST_TYPE_VIDEOTESTSRC, &videotestsrc_details);
&videotestsrc_details);
g_return_val_if_fail (factory != NULL, FALSE); g_return_val_if_fail (factory != NULL, FALSE);
gst_element_factory_add_pad_template (factory, GST_PAD_TEMPLATE_GET (src_templ)); gst_element_factory_add_pad_template (factory,
GST_PAD_TEMPLATE_GET (videotestsrc_src_template_factory));
gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory)); gst_plugin_add_feature (plugin, GST_PLUGIN_FEATURE (factory));
@ -377,12 +411,22 @@ GstPluginDesc plugin_desc = {
/* Non-GST specific stuff */ /* Non-GST specific stuff */
void static void
gst_videotestsrc_setup (GstVideotestsrc * v) gst_videotestsrc_setup (GstVideotestsrc * v)
{ {
} }
static unsigned char
random_char (void)
{
static unsigned int state;
state *= 1103515245;
state += 12345;
return (state >> 16);
}
static void static void
random_chars (unsigned char *dest, int nbytes) random_chars (unsigned char *dest, int nbytes)
{ {
@ -396,6 +440,39 @@ random_chars(unsigned char *dest, int nbytes)
} }
} }
static void
memset_str2 (unsigned char *dest, unsigned char val, int n)
{
int i;
for (i = 0; i < n; i++) {
*dest = val;
dest += 2;
}
}
static void
memset_str3 (unsigned char *dest, unsigned char val, int n)
{
int i;
for (i = 0; i < n; i++) {
*dest = val;
dest += 3;
}
}
static void
memset_str4 (unsigned char *dest, unsigned char val, int n)
{
int i;
for (i = 0; i < n; i++) {
*dest = val;
dest += 4;
}
}
static void static void
paint_rect_random (unsigned char *dest, int stride, int x, int y, int w, int h) paint_rect_random (unsigned char *dest, int stride, int x, int y, int w, int h)
{ {
@ -420,6 +497,23 @@ paint_rect (unsigned char *dest, int stride, int x, int y, int w, int h, unsigne
} }
} }
static void
paint_rect_s2 (unsigned char *dest, int stride, int x, int y, int w, int h, unsigned char col)
{
unsigned char *d = dest + stride * y + x * 2;
unsigned char *dp;
int i, j;
for (i = 0; i < h; i++) {
dp = d;
for (j = 0; j < w; j++) {
*dp = col;
dp += 2;
}
d += stride;
}
}
static void static void
paint_rect2 (unsigned char *dest, int stride, int x, int y, int w, int h, unsigned char *col) paint_rect2 (unsigned char *dest, int stride, int x, int y, int w, int h, unsigned char *col)
{ {
@ -454,142 +548,346 @@ paint_rect3 (unsigned char *dest, int stride, int x, int y, int w, int h, unsign
} }
} }
static void
paint_rect_s4 (unsigned char *dest, int stride, int x, int y, int w, int h, unsigned char col)
{
unsigned char *d = dest + stride * y + x * 4;
unsigned char *dp;
int i, j;
for (i = 0; i < h; i++) {
dp = d;
for (j = 0; j < w; j++) {
*dp = col;
dp += 4;
}
d += stride;
}
}
/* wht yel cya grn mag red blu blk -I Q */ /* wht yel cya grn mag red blu blk -I Q */
static int y_colors[] = { 255, 226, 179, 150, 105, 76, 29, 16, 16, 0 }; static int y_colors[] = { 255, 226, 179, 150, 105, 76, 29, 16, 16, 16 };
static int u_colors[] = { 128, 0, 170, 46, 212, 85, 255, 128, 0, 128 }; static int u_colors[] = { 128, 0, 170, 46, 212, 85, 255, 128, 198, 235 };
static int v_colors[] = { 128, 155, 0, 21, 235, 255, 107, 128, 128, 255 }; static int v_colors[] = { 128, 155, 0, 21, 235, 255, 107, 128, 21, 198 };
void static void paint_setup_I420 (paintinfo * p, char *dest);
gst_videotestsrc_smpte_I420 (GstVideotestsrc *v, unsigned char *dest, int w, int h) static void paint_setup_YV12 (paintinfo * p, char *dest);
static void paint_setup_YUY2 (paintinfo * p, char *dest);
static void paint_setup_UYVY (paintinfo * p, char *dest);
static void paint_setup_YVYU (paintinfo * p, char *dest);
static void paint_setup_Y800 (paintinfo * p, char *dest);
static void paint_setup_IMC1 (paintinfo * p, char *dest);
static void paint_setup_IMC2 (paintinfo * p, char *dest);
static void paint_setup_IMC3 (paintinfo * p, char *dest);
static void paint_setup_IMC4 (paintinfo * p, char *dest);
static void paint_hline_I420 (paintinfo * p, int x, int y, int w);
static void paint_hline_YUY2 (paintinfo * p, int x, int y, int w);
static void paint_hline_Y800 (paintinfo * p, int x, int y, int w);
static void paint_hline_IMC1 (paintinfo * p, int x, int y, int w);
static struct fourcc_list_struct fourcc_list[] = {
/* packed */
{"YUY2", 16, paint_setup_YUY2, paint_hline_YUY2},
{"UYVY", 16, paint_setup_UYVY, paint_hline_YUY2},
{"Y422", 16, paint_setup_UYVY, paint_hline_YUY2},
{"UYNV", 16, paint_setup_UYVY, paint_hline_YUY2},
{"YVYU", 16, paint_setup_YVYU, paint_hline_YUY2},
/* interlaced */
/*{ "IUYV", 16, paint_setup_YVYU, paint_hline_YUY2 }, */
/* inverted */
/*{ "cyuv", 16, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ "Y41P", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
/* interlaced */
/*{ "IY41", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ "Y211", 8, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ "Y41T", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ "Y42P", 16, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ "CLJR", 8, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ "IYU1", 12, paint_setup_YVYU, paint_hline_YUY2 }, */
/*{ "IYU2", 24, paint_setup_YVYU, paint_hline_YUY2 }, */
/* planar */
/* YVU9 */
/* YUV9 */
/* IF09 */
/* YV12 */
{"YV12", 12, paint_setup_YV12, paint_hline_I420},
/* I420 */
{"I420", 12, paint_setup_I420, paint_hline_I420},
/* IYUV (same as I420) */
{"IYUV", 12, paint_setup_I420, paint_hline_I420},
/* NV12 */
/* NV21 */
/* IMC1 */
{"IMC1", 16, paint_setup_IMC1, paint_hline_IMC1},
/* IMC2 */
{"IMC2", 12, paint_setup_IMC2, paint_hline_IMC1},
/* IMC3 */
{"IMC3", 16, paint_setup_IMC3, paint_hline_IMC1},
/* IMC4 */
{"IMC4", 12, paint_setup_IMC4, paint_hline_IMC1},
/* CLPL */
/* Y41B */
/* Y42B */
/* Y800 grayscale */
{"Y800", 8, paint_setup_Y800, paint_hline_Y800},
/* Y8 same as Y800 */
{"Y8 ", 8, paint_setup_Y800, paint_hline_Y800},
/*{ "IYU2", 24, paint_setup_YVYU, paint_hline_YUY2 }, */
};
static int n_fourccs = sizeof (fourcc_list) / sizeof (fourcc_list[0]);
static int
paintrect_find_fourcc (int find_fourcc)
{ {
unsigned char *yp = dest; int i;
unsigned char *up = dest + w*h;
unsigned char *vp = dest + w*h + w*h/4; for (i = 0; i < n_fourccs; i++) {
//int h24 = h/24; char *s;
//int j,k; int fourcc;
s = fourcc_list[i].fourcc;
fourcc = GST_MAKE_FOURCC (s[0], s[1], s[2], s[3]);
if (find_fourcc == fourcc) {
return i;
}
}
return -1;
}
static void
gst_videotestsrc_smpte_yuv (GstVideotestsrc * v, unsigned char *dest, int w, int h)
{
int index;
int i; int i;
int y1, y2; int y1, y2;
int j;
paintinfo pi;
paintinfo *p = &pi;
y1 = h/3; p->width = w;
y2 = h*0.375; p->height = h;
index = paintrect_find_fourcc (v->format);
if (index < 0)
return;
fourcc_list[index].paint_setup (p, dest);
p->paint_hline = fourcc_list[index].paint_hline;
y1 = 2 * h / 3;
y2 = h * 0.75;
/* color bars */ /* color bars */
for (i = 0; i < 7; i++) { for (i = 0; i < 7; i++) {
int x1 = i*(w/2)/7; int x1 = i * w / 7;
int x2 = (i+1)*(w/2)/7; int x2 = (i + 1) * w / 7;
paint_rect(yp, w, x1*2, 0, (x2-x1)*2, y1*2, y_colors[i]);
paint_rect(up, w/2, x1, 0, x2-x1, y1, u_colors[i]); p->Y = y_colors[i];
paint_rect(vp, w/2, x1, 0, x2-x1, y1, v_colors[i]); p->U = u_colors[i];
p->V = v_colors[i];
for (j = 0; j < y1; j++) {
p->paint_hline (p, x1, j, (x2 - x1));
}
} }
/* inverse blue bars */ /* inverse blue bars */
for (i = 0; i < 7; i++) { for (i = 0; i < 7; i++) {
int x1 = i*(w/2)/7; int x1 = i * w / 7;
int x2 = (i+1)*(w/2)/7; int x2 = (i + 1) * w / 7;
int k; int k;
if (i & 1) { if (i & 1) {
k = 7; k = 7;
} else { } else {
k = 6 - i; k = 6 - i;
} }
paint_rect(yp, w, x1*2, y1*2, (x2-x1)*2, (y2-y1)*2, y_colors[k]); p->Y = y_colors[k];
paint_rect(up, w/2, x1, y1, x2-x1, y2-y1, u_colors[k]); p->U = u_colors[k];
paint_rect(vp, w/2, x1, y1, x2-x1, y2-y1, v_colors[k]); p->V = v_colors[k];
for (j = y1; j < y2; j++) {
p->paint_hline (p, x1, j, (x2 - x1));
}
} }
/* -I, white, Q regions */ /* -I, white, Q regions */
for (i = 0; i < 3; i++) { for (i = 0; i < 3; i++) {
int x1 = i*(w/2)/6; int x1 = i * w / 6;
int x2 = (i+1)*(w/2)/6; int x2 = (i + 1) * w / 6;
int k; int k;
if(i==0){ k = 8; } if (i == 0) {
else if(i==1){ k = 0; } k = 8;
else k = 9; } else if (i == 1) {
k = 0;
} else
k = 9;
paint_rect(yp, w, x1*2, y2*2, (x2-x1)*2, h-y2*2, y_colors[k]); p->Y = y_colors[k];
paint_rect(up, w/2, x1, y2, x2-x1, h/2-y2, u_colors[k]); p->U = u_colors[k];
paint_rect(vp, w/2, x1, y2, x2-x1, h/2-y2, v_colors[k]); p->V = v_colors[k];
for (j = y2; j < h; j++) {
p->paint_hline (p, x1, j, (x2 - x1));
}
} }
{ {
int x1 = 3*(w/2)/6; int x1 = w / 2;
int x2 = w/2;
paint_rect_random(yp, w, x1*2, y2*2, (x2-x1)*2, h-y2*2); p->U = u_colors[0];
paint_rect(up, w/2, x1, y2, x2-x1, h/2-y2, u_colors[0]); p->V = v_colors[0];
paint_rect(vp, w/2, x1, y2, x2-x1, h/2-y2, v_colors[0]);
for (i = x1; i < w; i++) {
for (j = y2; j < h; j++) {
p->Y = random_char ();
p->paint_hline (p, i, j, 1);
} }
} }
/* same as I420, but with U and V swapped */ }
void }
gst_videotestsrc_smpte_YV12 (GstVideotestsrc *v, unsigned char *dest, int w, int h)
static void
paint_setup_I420 (paintinfo * p, char *dest)
{ {
unsigned char *yp = dest; p->yp = dest;
unsigned char *up = dest + w*h + w*h/4; p->up = dest + p->width * p->height;
unsigned char *vp = dest + w*h; p->vp = dest + p->width * p->height + p->width * p->height / 4;
//int h24 = h/24;
//int j,k;
int i;
int y1,y2;
y1 = h/3;
y2 = h*0.375;
/* color bars */
for(i=0;i<7;i++){
int x1 = i*(w/2)/7;
int x2 = (i+1)*(w/2)/7;
paint_rect(yp, w, x1*2, 0, (x2-x1)*2, y1*2, y_colors[i]);
paint_rect(up, w/2, x1, 0, x2-x1, y1, u_colors[i]);
paint_rect(vp, w/2, x1, 0, x2-x1, y1, v_colors[i]);
}
/* inverse blue bars */
for(i=0;i<7;i++){
int x1 = i*(w/2)/7;
int x2 = (i+1)*(w/2)/7;
int k;
if(i&1){
k = 7;
}else{
k = 6-i;
}
paint_rect(yp, w, x1*2, y1*2, (x2-x1)*2, (y2-y1)*2, y_colors[k]);
paint_rect(up, w/2, x1, y1, x2-x1, y2-y1, u_colors[k]);
paint_rect(vp, w/2, x1, y1, x2-x1, y2-y1, v_colors[k]);
}
/* -I, white, Q regions */
for(i=0;i<3;i++){
int x1 = i*(w/2)/6;
int x2 = (i+1)*(w/2)/6;
int k;
if(i==0){ k = 8; }
else if(i==1){ k = 0; }
else k = 9;
paint_rect(yp, w, x1*2, y2*2, (x2-x1)*2, h-y2*2, y_colors[k]);
paint_rect(up, w/2, x1, y2, x2-x1, h/2-y2, u_colors[k]);
paint_rect(vp, w/2, x1, y2, x2-x1, h/2-y2, v_colors[k]);
} }
static void
paint_hline_I420 (paintinfo * p, int x, int y, int w)
{ {
int x1 = 3*(w/2)/6; int x1 = x / 2;
int x2 = w/2; int x2 = (x + w) / 2;
paint_rect_random(yp, w, x1*2, y2*2, (x2-x1)*2, h-y2*2); int offset = y * p->width;
paint_rect(up, w/2, x1, y2, x2-x1, h/2-y2, u_colors[0]); int offset1 = (y / 2) * (p->width / 2);
paint_rect(vp, w/2, x1, y2, x2-x1, h/2-y2, v_colors[0]);
memset (p->yp + offset + x, p->Y, w);
memset (p->up + offset1 + x1, p->U, x2 - x1);
memset (p->vp + offset1 + x1, p->V, x2 - x1);
} }
static void
paint_setup_YV12 (paintinfo * p, char *dest)
{
p->yp = dest;
p->up = dest + p->width * p->height + p->width * p->height / 4;
p->vp = dest + p->width * p->height;
} }
static void
paint_setup_YUY2 (paintinfo * p, char *dest)
{
p->yp = dest;
p->up = dest + 1;
p->vp = dest + 3;
}
static void
paint_setup_UYVY (paintinfo * p, char *dest)
{
p->yp = dest + 1;
p->up = dest;
p->vp = dest + 2;
}
static void
paint_setup_YVYU (paintinfo * p, char *dest)
{
p->yp = dest;
p->up = dest + 3;
p->vp = dest + 1;
}
static void
paint_hline_YUY2 (paintinfo * p, int x, int y, int w)
{
int x1 = x / 2;
int x2 = (x + w) / 2;
int offset;
offset = y * p->width * 2;
memset_str2 (p->yp + offset + x * 2, p->Y, w);
memset_str4 (p->up + offset + x1 * 4, p->U, x2 - x1);
memset_str4 (p->vp + offset + x1 * 4, p->V, x2 - x1);
}
static void
paint_setup_Y800 (paintinfo * p, char *dest)
{
p->yp = dest;
}
static void
paint_hline_Y800 (paintinfo * p, int x, int y, int w)
{
int offset = y * p->width;
memset (p->yp + offset + x, p->Y, w);
}
static void
paint_setup_IMC1 (paintinfo * p, char *dest)
{
p->yp = dest;
p->up = dest + p->width * p->height;
p->vp = dest + p->width * p->height + p->width * p->height / 2;
}
static void
paint_setup_IMC2 (paintinfo * p, char *dest)
{
p->yp = dest;
p->vp = dest + p->width * p->height;
p->up = dest + p->width * p->height + p->width / 2;
}
static void
paint_setup_IMC3 (paintinfo * p, char *dest)
{
p->yp = dest;
p->up = dest + p->width * p->height + p->width * p->height / 2;
p->vp = dest + p->width * p->height;
}
static void
paint_setup_IMC4 (paintinfo * p, char *dest)
{
p->yp = dest;
p->vp = dest + p->width * p->height + p->width / 2;
p->up = dest + p->width * p->height;
}
static void
paint_hline_IMC1 (paintinfo * p, int x, int y, int w)
{
int x1 = x / 2;
int x2 = (x + w) / 2;
int offset = y * p->width;
int offset1 = (y / 2) * p->width;
memset (p->yp + offset + x, p->Y, w);
memset (p->up + offset1 + x1, p->U, x2 - x1);
memset (p->vp + offset1 + x1, p->V, x2 - x1);
}
/* wht yel cya grn mag red blu blk -I Q */ /* wht yel cya grn mag red blu blk -I Q */
static int r_colors[] = { 255, 255, 0, 0, 255, 255, 0, 0, 0, 0 }; static int r_colors[] = { 255, 255, 0, 0, 255, 255, 0, 0, 0, 0 };
static int g_colors[] = { 255, 255, 255, 255, 0, 0, 0, 0, 0, 128 }; static int g_colors[] = { 255, 255, 255, 255, 0, 0, 0, 0, 0, 128 };
static int b_colors[] = { 255, 0, 255, 0, 255, 0, 255, 0, 128, 255 }; static int b_colors[] = { 255, 0, 255, 0, 255, 0, 255, 0, 128, 255 };
void static void
gst_videotestsrc_smpte_RGB (GstVideotestsrc * v, unsigned char *dest, int w, int h) gst_videotestsrc_smpte_RGB (GstVideotestsrc * v, unsigned char *dest, int w, int h)
{ {
int i; int i;
@ -633,9 +931,12 @@ gst_videotestsrc_smpte_RGB (GstVideotestsrc *v, unsigned char *dest, int w, int
unsigned char col[2]; unsigned char col[2];
int k; int k;
if(i==0){ k = 8; } if (i == 0) {
else if(i==1){ k = 0; } k = 8;
else k = 9; } else if (i == 1) {
k = 0;
} else
k = 9;
col[0] = (g_colors[k] & 0xe0) | (b_colors[k] >> 3); col[0] = (g_colors[k] & 0xe0) | (b_colors[k] >> 3);
col[1] = (r_colors[k] & 0xf8) | (g_colors[k] >> 5); col[1] = (r_colors[k] & 0xf8) | (g_colors[k] >> 5);
@ -645,7 +946,53 @@ gst_videotestsrc_smpte_RGB (GstVideotestsrc *v, unsigned char *dest, int w, int
{ {
int x1 = w / 2; int x1 = w / 2;
int x2 = w - 1; int x2 = w - 1;
paint_rect_random (dest, w * 2, x1 * 2, y2, (x2 - x1) * 2, h - y2); paint_rect_random (dest, w * 2, x1 * 2, y2, (x2 - x1) * 2, h - y2);
} }
} }
#ifdef unused
static void
gst_videotestsrc_colors_yuv (GstVideotestsrc * v, unsigned char *dest, int w, int h)
{
int index;
int i;
int j;
int k;
paintinfo pi;
paintinfo *p = &pi;
static int static_y = 0;
p->width = w;
p->height = h;
index = paintrect_find_fourcc (v->format);
if (index < 0)
return;
fourcc_list[index].paint_setup (p, dest);
p->paint_hline = fourcc_list[index].paint_hline;
/* color bars */
for (i = 0; i < 16; i++) {
int x1 = (i * w) >> 4;
int x2 = ((i + 1) * w) >> 4;
p->Y = static_y;
p->U = i * 17;
for (j = 0; j < 16; j++) {
int y1 = (j * h) >> 4;
int y2 = ((j + 1) * h) >> 4;
p->V = j * 17;
for (k = y1; k < y2; k++) {
p->paint_hline (p, x1, k, (x2 - x1));
}
}
}
static_y += 17;
if (static_y >= 256)
static_y = 0;
}
#endif

7
gst/videotestsrc/gstvideotestsrc.h
View file

@ -62,7 +62,7 @@ struct _GstVideotestsrc {
guint32 format; guint32 format;
gint width; gint width;
gint height; gint height;
GstVideoTestSrcMethod method; gint forced_format;
/* private */ /* private */
gint64 timestamp; gint64 timestamp;
@ -78,10 +78,9 @@ struct _GstVideotestsrcClass {
GstElementClass parent_class; GstElementClass parent_class;
}; };
GType gst_videotestsrc_get_type(void); static GType gst_videotestsrc_get_type(void);
void gst_videotestsrc_setup(GstVideotestsrc *); static void gst_videotestsrc_setup(GstVideotestsrc *);
#define gst_videotestsrc_scale(scale, src, dest) (scale)->scale_cc((scale), (src), (dest))
#ifdef __cplusplus #ifdef __cplusplus
} }