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pylonsrc: return a copy of src->caps in get_caps; restored variable fps

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This commit is contained in:
mrstecklo
2020-10-29 18:02:53 +03:00
committed by joshdoe
parent 04246feae7
commit 8bd6934d78
3 changed files with 46 additions and 3 deletions
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40
common/genicampixelformat.h
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@@ -288,5 +288,45 @@ gst_genicam_pixel_format_caps_from_pixel_format (const char *pixel_format,
caps = gst_caps_fixate (caps);
return caps;
}
static GstCaps *
gst_genicam_pixel_format_caps_from_pixel_format_var (const char *pixel_format,
int endianness, int width, int height)
{
const char *caps_string;
GstCaps *caps;
GstStructure *structure;
GST_DEBUG
("Trying to create caps from: %s, endianness=%d, %dx%d",
pixel_format, endianness, width, height);
caps_string =
gst_genicam_pixel_format_to_caps_string (pixel_format, endianness);
if (caps_string == NULL)
return NULL;
GST_DEBUG ("Got caps string: %s", caps_string);
structure = gst_structure_from_string (caps_string, NULL);
if (structure == NULL)
return NULL;
gst_structure_set (structure,
"width", G_TYPE_INT, width,
"height", G_TYPE_INT, height,
"framerate", GST_TYPE_FRACTION_RANGE, 0, 1, G_MAXINT, 1, NULL);
if (g_str_has_prefix (pixel_format, "Bayer")) {
const GstGenicamPixelFormatInfo *info = gst_genicam_pixel_format_get_info(pixel_format, endianness);
g_assert (info);
gst_structure_set(structure, "bpp", G_TYPE_INT, (gint)info->bpp, NULL);
}
caps = gst_caps_new_empty ();
gst_caps_append_structure (caps, structure);
return caps;
}