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gst/videoparse/gstvideoparse.c: Add support for video/x-raw-rgb and video/x-raw-gray. Also send downstream elements d...

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Original commit message from CVS:
* gst/videoparse/gstvideoparse.c:
(gst_video_parse_format_get_type),
(gst_video_parse_endianness_get_type),
(gst_video_parse_class_init), (gst_video_parse_init),
(gst_video_parse_set_property), (gst_video_parse_get_property),
(gst_video_parse_format_to_fourcc),
(gst_video_parse_update_block_size), (gst_video_parse_chain),
(gst_video_parse_sink_event):
Add support for video/x-raw-rgb and video/x-raw-gray. Also send
downstream elements downstream, not upstream.
This commit is contained in:
Sebastian Dröge 2007-12-15 07:37:20 +00:00
parent 1a1691eb02
commit b648c8ea44
2 changed files with 194 additions and 13 deletions
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13
ChangeLog
View file

@ -1,3 +1,16 @@
2007-12-15 Sebastian Dröge <slomo@circular-chaos.org>
* gst/videoparse/gstvideoparse.c:
(gst_video_parse_format_get_type),
(gst_video_parse_endianness_get_type),
(gst_video_parse_class_init), (gst_video_parse_init),
(gst_video_parse_set_property), (gst_video_parse_get_property),
(gst_video_parse_format_to_fourcc),
(gst_video_parse_update_block_size), (gst_video_parse_chain),
(gst_video_parse_sink_event):
Add support for video/x-raw-rgb and video/x-raw-gray. Also send
downstream elements downstream, not upstream.
2007-12-14 David Schleef <ds@schleef.org>
* sys/glsink/gstvideo-common.c:

194
gst/videoparse/gstvideoparse.c
View file

@ -1,5 +1,6 @@
/* GStreamer
* Copyright (C) 2006 David A. Schleef <ds@schleef.org>
* Copyright (C) 2007 Sebastian Dröge <slomo@circular-chaos.org>
*
* gstvideoparse.c:
*
@ -60,6 +61,13 @@ struct _GstVideoParse
int fps_d;
int par_n;
int par_d;
int bpp;
int depth;
int endianness;
int red_mask;
int blue_mask;
int green_mask;
int alpha_mask;
/* private */
@ -89,9 +97,17 @@ typedef enum
GST_VIDEO_PARSE_FORMAT_I420,
GST_VIDEO_PARSE_FORMAT_YV12,
GST_VIDEO_PARSE_FORMAT_YUY2,
GST_VIDEO_PARSE_FORMAT_UYVY
GST_VIDEO_PARSE_FORMAT_UYVY,
GST_VIDEO_PARSE_FORMAT_RGB = 10,
GST_VIDEO_PARSE_FORMAT_GRAY
} GstVideoParseFormat;
typedef enum
{
GST_VIDEO_PARSE_ENDIANNESS_LITTLE = 1234,
GST_VIDEO_PARSE_ENDIANNESS_BIG = 4321
} GstVideoParseEndianness;
static void gst_video_parse_dispose (GObject * object);
static void gst_video_parse_set_property (GObject * object, guint prop_id,
@ -111,10 +127,11 @@ static void gst_video_parse_update_block_size (GstVideoParse * vp);
static GstStaticPadTemplate gst_video_parse_src_pad_template =
GST_STATIC_PAD_TEMPLATE ("src",
GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("{ I420, YV12, YUY2, UYVY }")));
GST_STATIC_CAPS (GST_VIDEO_CAPS_YUV ("{ I420, YV12, YUY2, UYVY }") ";"
"video/x-raw-rgb;" "video/x-raw-gray"));
static GstStaticPadTemplate gst_video_parse_sink_pad_template =
GST_STATIC_PAD_TEMPLATE ("sink",
@ -138,7 +155,14 @@ enum
ARG_HEIGHT,
ARG_FORMAT,
ARG_PAR,
ARG_FRAMERATE
ARG_FRAMERATE,
ARG_BPP,
ARG_DEPTH,
ARG_ENDIANNESS,
ARG_RED_MASK,
ARG_GREEN_MASK,
ARG_BLUE_MASK,
ARG_ALPHA_MASK
};
@ -152,6 +176,8 @@ gst_video_parse_format_get_type (void)
{GST_VIDEO_PARSE_FORMAT_YV12, "YV12", "YV12"},
{GST_VIDEO_PARSE_FORMAT_YUY2, "YUY2", "YUY2"},
{GST_VIDEO_PARSE_FORMAT_UYVY, "UYVY", "UYVY"},
{GST_VIDEO_PARSE_FORMAT_RGB, "RGB", "RGB"},
{GST_VIDEO_PARSE_FORMAT_GRAY, "GRAY", "GRAY"},
{0, NULL, NULL}
};
@ -163,6 +189,25 @@ gst_video_parse_format_get_type (void)
return video_parse_format_type;
}
#define GST_VIDEO_PARSE_ENDIANNESS (gst_video_parse_endianness_get_type ())
static GType
gst_video_parse_endianness_get_type (void)
{
static GType video_parse_endianness_type = 0;
static const GEnumValue endian_types[] = {
{GST_VIDEO_PARSE_ENDIANNESS_LITTLE, "Little Endian", "little"},
{GST_VIDEO_PARSE_ENDIANNESS_BIG, "Big Endian", "big"},
{0, NULL, NULL}
};
if (!video_parse_endianness_type) {
video_parse_endianness_type =
g_enum_register_static ("GstVideoParseEndianness", endian_types);
}
return video_parse_endianness_type;
}
GST_BOILERPLATE (GstVideoParse, gst_video_parse, GstElement, GST_TYPE_ELEMENT);
static void
@ -210,6 +255,39 @@ gst_video_parse_class_init (GstVideoParseClass * klass)
gst_param_spec_fraction ("pixel_aspect_ratio", "Pixel Aspect Ratio",
"Pixel aspect ratio of images in raw stream", 1, 100, 100, 1, 1, 1,
G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, ARG_BPP,
g_param_spec_int ("bpp", "Bpp", "Bits per pixel of images in raw stream",
0, INT_MAX, 24, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, ARG_DEPTH,
g_param_spec_int ("depth", "Depth", "Depth of images in raw stream",
0, INT_MAX, 24, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, ARG_ENDIANNESS,
g_param_spec_enum ("endianness", "Endianness",
"Endianness of images in raw stream", GST_VIDEO_PARSE_ENDIANNESS,
G_BYTE_ORDER, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, ARG_RED_MASK,
g_param_spec_int ("red-mask", "Red mask",
"Red mask of images in raw stream", 0, INT_MAX,
GST_VIDEO_BYTE1_MASK_24_INT, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, ARG_GREEN_MASK,
g_param_spec_int ("green-mask", "Green mask",
"Green mask of images in raw stream", 0, INT_MAX,
GST_VIDEO_BYTE2_MASK_24_INT, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, ARG_BLUE_MASK,
g_param_spec_int ("blue-mask", "Blue mask",
"Blue mask of images in raw stream", 0, INT_MAX,
GST_VIDEO_BYTE3_MASK_24_INT, G_PARAM_READWRITE));
g_object_class_install_property (gobject_class, ARG_ALPHA_MASK,
g_param_spec_int ("alpha-mask", "Alpha mask",
"Alpha mask of images in raw stream", 0, INT_MAX, 0,
G_PARAM_READWRITE));
}
static void
@ -245,6 +323,13 @@ gst_video_parse_init (GstVideoParse * vp, GstVideoParseClass * g_class)
vp->par_d = 1;
vp->fps_n = 25;
vp->fps_d = 1;
vp->bpp = 24;
vp->depth = 24;
vp->endianness = G_BYTE_ORDER;
vp->red_mask = GST_VIDEO_BYTE1_MASK_24_INT;
vp->green_mask = GST_VIDEO_BYTE2_MASK_24_INT;
vp->blue_mask = GST_VIDEO_BYTE3_MASK_24_INT;
vp->alpha_mask = 0;
gst_video_parse_update_block_size (vp);
}
@ -263,6 +348,8 @@ gst_video_parse_set_property (GObject * object, guint prop_id,
{
GstVideoParse *vp = GST_VIDEO_PARSE (object);
g_return_if_fail (!vp->negotiated);
switch (prop_id) {
case ARG_WIDTH:
vp->width = g_value_get_int (value);
@ -281,6 +368,27 @@ gst_video_parse_set_property (GObject * object, guint prop_id,
vp->par_n = gst_value_get_fraction_numerator (value);
vp->par_d = gst_value_get_fraction_denominator (value);
break;
case ARG_BPP:
vp->bpp = g_value_get_int (value);
break;
case ARG_DEPTH:
vp->depth = g_value_get_int (value);
break;
case ARG_ENDIANNESS:
vp->endianness = g_value_get_enum (value);
break;
case ARG_RED_MASK:
vp->red_mask = g_value_get_int (value);
break;
case ARG_GREEN_MASK:
vp->green_mask = g_value_get_int (value);
break;
case ARG_BLUE_MASK:
vp->blue_mask = g_value_get_int (value);
break;
case ARG_ALPHA_MASK:
vp->alpha_mask = g_value_get_int (value);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -310,6 +418,27 @@ gst_video_parse_get_property (GObject * object, guint prop_id, GValue * value,
case ARG_PAR:
gst_value_set_fraction (value, vp->par_n, vp->par_d);
break;
case ARG_BPP:
g_value_set_int (value, vp->bpp);
break;
case ARG_DEPTH:
g_value_set_int (value, vp->depth);
break;
case ARG_ENDIANNESS:
g_value_set_enum (value, vp->endianness);
break;
case ARG_RED_MASK:
g_value_set_int (value, vp->red_mask);
break;
case ARG_GREEN_MASK:
g_value_set_int (value, vp->green_mask);
break;
case ARG_BLUE_MASK:
g_value_set_int (value, vp->blue_mask);
break;
case ARG_ALPHA_MASK:
g_value_set_int (value, vp->alpha_mask);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
break;
@ -328,6 +457,8 @@ gst_video_parse_format_to_fourcc (GstVideoParseFormat format)
return GST_MAKE_FOURCC ('Y', 'U', 'Y', '2');
case GST_VIDEO_PARSE_FORMAT_UYVY:
return GST_MAKE_FOURCC ('U', 'Y', 'V', 'Y');
default:
g_assert_not_reached ();
}
return 0;
}
@ -335,7 +466,20 @@ gst_video_parse_format_to_fourcc (GstVideoParseFormat format)
void
gst_video_parse_update_block_size (GstVideoParse * vp)
{
vp->blocksize = vp->width * vp->height * 3 / 2;
if (vp->format == GST_VIDEO_PARSE_FORMAT_I420 ||
vp->format == GST_VIDEO_PARSE_FORMAT_YV12) {
vp->blocksize = GST_ROUND_UP_4 (vp->width) * GST_ROUND_UP_2 (vp->height)
+
2 * (GST_ROUND_UP_8 (vp->width) / 2) * (GST_ROUND_UP_2 (vp->height) /
2);
} else if (vp->format == GST_VIDEO_PARSE_FORMAT_YUY2
|| vp->format == GST_VIDEO_PARSE_FORMAT_UYVY) {
vp->blocksize = GST_ROUND_UP_4 (vp->width * 2) * vp->height;
} else if (vp->format == GST_VIDEO_PARSE_FORMAT_RGB) {
vp->blocksize = GST_ROUND_UP_4 (vp->width * vp->bpp) * vp->height;
} else {
vp->blocksize = GST_ROUND_UP_4 (vp->width * vp->bpp) * vp->height;
}
}
static void
@ -363,13 +507,37 @@ gst_video_parse_chain (GstPad * pad, GstBuffer * buffer)
if (!vp->negotiated) {
GstCaps *caps;
caps = gst_caps_new_simple ("video/x-raw-yuv",
"width", G_TYPE_INT, vp->width,
"height", G_TYPE_INT, vp->height,
"format", GST_TYPE_FOURCC,
gst_video_parse_format_to_fourcc (vp->format), "framerate",
GST_TYPE_FRACTION, vp->fps_n, vp->fps_d, "pixel_aspect_ratio",
GST_TYPE_FRACTION, vp->par_n, vp->par_d, NULL);
g_print ("%d\n", vp->format);
if (vp->format < GST_VIDEO_PARSE_FORMAT_RGB) {
caps = gst_caps_new_simple ("video/x-raw-yuv",
"width", G_TYPE_INT, vp->width,
"height", G_TYPE_INT, vp->height,
"format", GST_TYPE_FOURCC,
gst_video_parse_format_to_fourcc (vp->format), "framerate",
GST_TYPE_FRACTION, vp->fps_n, vp->fps_d, "pixel_aspect_ratio",
GST_TYPE_FRACTION, vp->par_n, vp->par_d, NULL);
} else if (vp->format == GST_VIDEO_PARSE_FORMAT_RGB) {
caps = gst_caps_new_simple ("video/x-raw-rgb",
"width", G_TYPE_INT, vp->width,
"height", G_TYPE_INT, vp->height,
"bpp", G_TYPE_INT, vp->bpp,
"depth", G_TYPE_INT, vp->depth,
"framerate", GST_TYPE_FRACTION, vp->fps_n, vp->fps_d,
"pixel_aspect_ratio", GST_TYPE_FRACTION, vp->par_n, vp->par_d,
"red_mask", G_TYPE_INT, vp->red_mask,
"green_mask", G_TYPE_INT, vp->green_mask,
"blue_mask", G_TYPE_INT, vp->blue_mask,
"alpha_mask", G_TYPE_INT, vp->alpha_mask,
"endianness", G_TYPE_INT, vp->endianness, NULL);
} else {
caps = gst_caps_new_simple ("video/x-raw-gray",
"width", G_TYPE_INT, vp->width,
"height", G_TYPE_INT, vp->height,
"bpp", G_TYPE_INT, vp->bpp,
"depth", G_TYPE_INT, vp->depth,
"framerate", GST_TYPE_FRACTION, vp->fps_n, vp->fps_d,
"pixel_aspect_ratio", GST_TYPE_FRACTION, vp->par_n, vp->par_d, NULL);
}
gst_pad_set_caps (vp->srcpad, caps);
vp->negotiated = TRUE;
@ -548,7 +716,7 @@ gst_video_parse_sink_event (GstPad * pad, GstEvent * event)
break;
}
default:
ret = gst_pad_event_default (vp->srcpad, event);
ret = gst_pad_event_default (vp->sinkpad, event);
break;
}