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make videofilter handle RGB correctly

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Original commit message from CVS:
make videofilter handle RGB correctly
This commit is contained in:
Benjamin Otte 2003-12-09 01:17:28 +00:00
parent 9c305432a4
commit 26492d2076
1 changed files with 37 additions and 22 deletions
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59
gst/videofilter/gstvideofilter.c
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@ -119,7 +119,6 @@ static GstCaps *gst_videofilter_format_get_caps(GstVideofilterFormat *format)
if(format->bpp){
caps = GST_CAPS_NEW ("videofilter", "video/x-raw-rgb",
"format", GST_PROPS_FOURCC (fourcc),
"depth", GST_PROPS_INT(format->bpp),
"bpp", GST_PROPS_INT(format->depth),
"endianness", GST_PROPS_INT(format->endianness),
@ -158,6 +157,34 @@ GstCaps * gst_videofilter_class_get_capslist(GstVideofilterClass *klass)
return capslist;
}
static GstCaps* gst_videofilter_caps_add_variable_part (GstCaps *caps)
{
GstCaps *yuv, *rgb;
if (caps == NULL)
return NULL;
yuv = GST_CAPS_NEW("videofilter_size","video/x-raw-yuv",
"width", GST_PROPS_INT_RANGE (0, G_MAXINT),
"height", GST_PROPS_INT_RANGE (0, G_MAXINT),
"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT));
rgb = GST_CAPS_NEW("videofilter_size","video/x-raw-rgb",
"width", GST_PROPS_INT_RANGE (0, G_MAXINT),
"height", GST_PROPS_INT_RANGE (0, G_MAXINT),
"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT));
yuv = gst_caps_intersect (yuv, caps);
rgb = gst_caps_intersect (rgb, caps);
if (yuv) {
gst_caps_append (yuv, rgb);
} else {
g_assert (rgb);
yuv = rgb;
}
gst_caps_unref (caps);
return yuv;
}
static GstCaps *
gst_videofilter_sink_getcaps (GstPad *pad, GstCaps *caps)
{
@ -165,7 +192,6 @@ gst_videofilter_sink_getcaps (GstPad *pad, GstCaps *caps)
GstVideofilterClass *klass;
GstCaps *capslist = NULL;
GstCaps *peercaps;
GstCaps *sizecaps;
int i;
GST_DEBUG("gst_videofilter_sink_getcaps");
@ -196,15 +222,9 @@ gst_videofilter_sink_getcaps (GstPad *pad, GstCaps *caps)
}
gst_caps_unref (peercaps);
sizecaps = GST_CAPS_NEW("videofilter_size","video/x-raw-yuv",
"width", GST_PROPS_INT_RANGE (0, G_MAXINT),
"height", GST_PROPS_INT_RANGE (0, G_MAXINT),
"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT));
capslist = gst_videofilter_caps_add_variable_part (capslist);
caps = gst_caps_intersect(capslist, sizecaps);
gst_caps_unref (sizecaps);
return caps;
return capslist;
}
static GstPadLinkReturn
@ -449,6 +469,7 @@ void gst_videofilter_set_output_size(GstVideofilter *videofilter,
srccaps = gst_caps_copy(gst_pad_get_caps(videofilter->srcpad));
if(!GST_CAPS_IS_FIXED(srccaps)){
gst_caps_unref (srccaps);
return;
}
@ -530,20 +551,14 @@ void gst_videofilter_class_add_pad_templates (GstVideofilterClass *videofilter_c
GstCaps *caps;
GstElementClass *element_class = GST_ELEMENT_CLASS (videofilter_class);
caps = GST_CAPS_NEW("src","video/x-raw-yuv",
"width", GST_PROPS_INT_RANGE (0, G_MAXINT),
"height", GST_PROPS_INT_RANGE (0, G_MAXINT),
"framerate", GST_PROPS_FLOAT_RANGE (0, G_MAXFLOAT));
caps = gst_videofilter_class_get_capslist (videofilter_class);
caps = gst_videofilter_caps_add_variable_part (caps);
gst_element_class_add_pad_template (element_class,
GST_PAD_TEMPLATE_NEW("src", GST_PAD_SRC, GST_PAD_ALWAYS, gst_caps_copy (caps)));
gst_element_class_add_pad_template (element_class,
GST_PAD_TEMPLATE_NEW("src", GST_PAD_SRC, GST_PAD_ALWAYS,
gst_caps_intersect(caps,
gst_videofilter_class_get_capslist (videofilter_class))));
gst_element_class_add_pad_template (element_class,
GST_PAD_TEMPLATE_NEW("sink", GST_PAD_SINK, GST_PAD_ALWAYS,
gst_caps_intersect(caps,
gst_videofilter_class_get_capslist (videofilter_class))));
GST_PAD_TEMPLATE_NEW("sink", GST_PAD_SINK, GST_PAD_ALWAYS, caps));
}
static gboolean