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sys/v4l/gstv4lmjpegsrc.c: Switch to list instead of range, since MJPEG-devices really just support decimations, not a...

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Original commit message from CVS:
* sys/v4l/gstv4lmjpegsrc.c: (gst_v4lmjpegsrc_getcaps):
Switch to list instead of range, since MJPEG-devices really just
support decimations, not any size.
This commit is contained in:
Ronald S. Bultje 2005-02-05 16:18:15 +00:00
parent 09bb103d33
commit 6c57765f2d
2 changed files with 33 additions and 3 deletions
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6
ChangeLog
View file

@ -1,3 +1,9 @@
2005-02-05 Ronald S. Bultje <rbultje@ronald.bitfreak.net>
* sys/v4l/gstv4lmjpegsrc.c: (gst_v4lmjpegsrc_getcaps):
Switch to list instead of range, since MJPEG-devices really just
support decimations, not any size.
2005-02-05 Jan Schmidt <thaytan@mad.scientist.com> 2005-02-05 Jan Schmidt <thaytan@mad.scientist.com>
* ext/mpeg2dec/gstmpeg2dec.c: (gst_mpeg2dec_open_decoder), * ext/mpeg2dec/gstmpeg2dec.c: (gst_mpeg2dec_open_decoder),
(gst_mpeg2dec_reset), (free_all_buffers), (gst_mpeg2dec_reset), (free_all_buffers),

30
sys/v4l/gstv4lmjpegsrc.c
View file

@ -611,16 +611,40 @@ gst_v4lmjpegsrc_getcaps (GstPad * pad)
GstV4lMjpegSrc *v4lmjpegsrc = GST_V4LMJPEGSRC (gst_pad_get_parent (pad)); GstV4lMjpegSrc *v4lmjpegsrc = GST_V4LMJPEGSRC (gst_pad_get_parent (pad));
struct video_capability *vcap = &GST_V4LELEMENT (v4lmjpegsrc)->vcap; struct video_capability *vcap = &GST_V4LELEMENT (v4lmjpegsrc)->vcap;
gdouble fps; gdouble fps;
GstCaps *caps;
GstStructure *str;
gint i;
GValue w = { 0 }, h = {
0}, w1 = {
0}, h1 = {
0};
if (!GST_V4L_IS_OPEN (GST_V4LELEMENT (v4lmjpegsrc))) { if (!GST_V4L_IS_OPEN (GST_V4LELEMENT (v4lmjpegsrc))) {
return gst_caps_copy (gst_pad_get_pad_template_caps (pad)); return gst_caps_copy (gst_pad_get_pad_template_caps (pad));
} }
fps = gst_v4lmjpegsrc_get_fps (v4lmjpegsrc); fps = gst_v4lmjpegsrc_get_fps (v4lmjpegsrc);
return gst_caps_new_simple ("image/jpeg", caps = gst_caps_new_simple ("image/jpeg",
"width", GST_TYPE_INT_RANGE, vcap->maxwidth / 4, vcap->maxwidth,
"height", GST_TYPE_INT_RANGE, vcap->maxheight / 4, vcap->maxheight,
"framerate", G_TYPE_DOUBLE, fps, NULL); "framerate", G_TYPE_DOUBLE, fps, NULL);
str = gst_caps_get_structure (caps, 0);
g_value_init (&w, GST_TYPE_LIST);
g_value_init (&h, GST_TYPE_LIST);
g_value_init (&w1, G_TYPE_INT);
g_value_init (&h1, G_TYPE_INT);
for (i = 0; i <= 2; i++) {
g_value_set_int (&w1, vcap->maxwidth / (1 << i));
g_value_set_int (&h1, vcap->maxheight / (1 << i));
gst_value_list_append_value (&w, &w1);
gst_value_list_append_value (&h, &h1);
}
g_value_unset (&h1);
g_value_unset (&w1);
gst_structure_set_value (str, "width", &w);
gst_structure_set_value (str, "height", &h);
g_value_unset (&w);
g_value_unset (&h);
return caps;
} }