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.\" ========================================================================
.\"
.IX Title "GStreamer::Caps 3pm"
.TH GStreamer::Caps 3pm "2014-08-15" "perl v5.20.0" "User Contributed Perl Documentation"
.\" For nroff, turn off justification.  Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
.if n .ad l
.nh
.SH "NAME"
GStreamer::Caps \-  Structure describing sets of media formats
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\&  my $empty = GStreamer::Caps::Empty \-> new();
\&
\&  my $any = GStreamer::Caps::Any \-> new();
\&
\&  my $structure = {
\&    name => "urgs",
\&    fields => [
\&      [field_one => "Glib::String" => "urgs"],
\&      [field_two => "Glib::Int" => 23]
\&    ]
\&  };
\&  my $full = GStreamer::Caps::Full \-> new($structure);
\&
\&  my $simple = GStreamer::Caps::Simple \-> new(
\&                 "audio/mpeg",
\&                 field_one => "Glib::String" => "urgs",
\&                 field_two => "Glib::Int" => 23);
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
To create a \fIGStreamer::Caps\fR object, you call one of the following
constructors:
.IP "GStreamer::Caps::Any\->new" 4
.IX Item "GStreamer::Caps::Any->new"
.PD 0
.IP "GStreamer::Caps::Empty\->new" 4
.IX Item "GStreamer::Caps::Empty->new"
.IP "GStreamer::Caps::Full\->new" 4
.IX Item "GStreamer::Caps::Full->new"
.IP "GStreamer::Caps::Simple\->new" 4
.IX Item "GStreamer::Caps::Simple->new"
.PD
.SH "HIERARCHY"
.IX Header "HIERARCHY"
.Vb 2
\&  Glib::Boxed
\&  +\-\-\-\-GStreamer::Caps
.Ve
.SH "METHODS"
.IX Header "METHODS"
.ie n .SS "$caps1\->\fBappend\fP ($caps2)"
.el .SS "\f(CW$caps1\fP\->\fBappend\fP ($caps2)"
.IX Subsection "$caps1->append ($caps2)"
.IP "\(bu" 4
\&\f(CW$caps2\fR (GStreamer::Caps)
.ie n .SS "$caps\->\fBappend_structure\fP ($structure)"
.el .SS "\f(CW$caps\fP\->\fBappend_structure\fP ($structure)"
.IX Subsection "$caps->append_structure ($structure)"
.IP "\(bu" 4
\&\f(CW$structure\fR (GStreamer::Structure)
.ie n .SS "boolean = $caps\->\fBdo_simplify\fP"
.el .SS "boolean = \f(CW$caps\fP\->\fBdo_simplify\fP"
.IX Subsection "boolean = $caps->do_simplify"
.SS "caps = GStreamer::Caps\->\fBfrom_string\fP ($string)"
.IX Subsection "caps = GStreamer::Caps->from_string ($string)"
.IP "\(bu" 4
\&\f(CW$string\fR (string)
.ie n .SS "caps = $caps1\->\fBintersect\fP ($caps2)"
.el .SS "caps = \f(CW$caps1\fP\->\fBintersect\fP ($caps2)"
.IX Subsection "caps = $caps1->intersect ($caps2)"
.IP "\(bu" 4
\&\f(CW$caps2\fR (GStreamer::Caps)
.ie n .SS "boolean = $caps1\->\fBis_always_compatible\fP ($caps2)"
.el .SS "boolean = \f(CW$caps1\fP\->\fBis_always_compatible\fP ($caps2)"
.IX Subsection "boolean = $caps1->is_always_compatible ($caps2)"
.IP "\(bu" 4
\&\f(CW$caps2\fR (GStreamer::Caps)
.ie n .SS "boolean = $caps\->\fBis_any\fP"
.el .SS "boolean = \f(CW$caps\fP\->\fBis_any\fP"
.IX Subsection "boolean = $caps->is_any"
.ie n .SS "boolean = $caps\->\fBis_empty\fP"
.el .SS "boolean = \f(CW$caps\fP\->\fBis_empty\fP"
.IX Subsection "boolean = $caps->is_empty"
.ie n .SS "boolean = $caps1\->\fBis_equal\fP ($caps2)"
.el .SS "boolean = \f(CW$caps1\fP\->\fBis_equal\fP ($caps2)"
.IX Subsection "boolean = $caps1->is_equal ($caps2)"
.IP "\(bu" 4
\&\f(CW$caps2\fR (GStreamer::Caps)
.ie n .SS "boolean = $caps1\->\fBis_equal_fixed\fP ($caps2)"
.el .SS "boolean = \f(CW$caps1\fP\->\fBis_equal_fixed\fP ($caps2)"
.IX Subsection "boolean = $caps1->is_equal_fixed ($caps2)"
.IP "\(bu" 4
\&\f(CW$caps2\fR (GStreamer::Caps)
.ie n .SS "boolean = $caps\->\fBis_fixed\fP"
.el .SS "boolean = \f(CW$caps\fP\->\fBis_fixed\fP"
.IX Subsection "boolean = $caps->is_fixed"
.ie n .SS "boolean = $subset\->\fBis_subset\fP ($superset)"
.el .SS "boolean = \f(CW$subset\fP\->\fBis_subset\fP ($superset)"
.IX Subsection "boolean = $subset->is_subset ($superset)"
.IP "\(bu" 4
\&\f(CW$superset\fR (GStreamer::Caps)
.ie n .SS "caps = $caps\->\fBmake_writable\fP"
.el .SS "caps = \f(CW$caps\fP\->\fBmake_writable\fP"
.IX Subsection "caps = $caps->make_writable"
.ie n .SS "caps = $caps\->\fBnormalize\fP"
.el .SS "caps = \f(CW$caps\fP\->\fBnormalize\fP"
.IX Subsection "caps = $caps->normalize"
.ie n .SS "$caps\->\fBset_simple\fP ($field, $type, $value, ...)"
.el .SS "\f(CW$caps\fP\->\fBset_simple\fP ($field, \f(CW$type\fP, \f(CW$value\fP, ...)"
.IX Subsection "$caps->set_simple ($field, $type, $value, ...)"
.IP "\(bu" 4
\&\f(CW$field\fR (string)
.IP "\(bu" 4
\&\f(CW$type\fR (string)
.IP "\(bu" 4
\&\f(CW$value\fR (scalar)
.IP "\(bu" 4
\&... (list)
.ie n .SS "integer = $caps\->\fBget_size\fP"
.el .SS "integer = \f(CW$caps\fP\->\fBget_size\fP"
.IX Subsection "integer = $caps->get_size"
.ie n .SS "structure = $caps\->\fBget_structure\fP ($index)"
.el .SS "structure = \f(CW$caps\fP\->\fBget_structure\fP ($index)"
.IX Subsection "structure = $caps->get_structure ($index)"
.IP "\(bu" 4
\&\f(CW$index\fR (integer)
.ie n .SS "caps = $minuend\->\fBsubtract\fP ($subtrahend)"
.el .SS "caps = \f(CW$minuend\fP\->\fBsubtract\fP ($subtrahend)"
.IX Subsection "caps = $minuend->subtract ($subtrahend)"
.IP "\(bu" 4
\&\f(CW$subtrahend\fR (GStreamer::Caps)
.ie n .SS "string = $caps\->\fBto_string\fP"
.el .SS "string = \f(CW$caps\fP\->\fBto_string\fP"
.IX Subsection "string = $caps->to_string"
.ie n .SS "$caps\->\fBtruncate\fP"
.el .SS "\f(CW$caps\fP\->\fBtruncate\fP"
.IX Subsection "$caps->truncate"
.ie n .SS "caps = $caps1\->\fBunion\fP ($caps2)"
.el .SS "caps = \f(CW$caps1\fP\->\fBunion\fP ($caps2)"
.IX Subsection "caps = $caps1->union ($caps2)"
.IP "\(bu" 4
\&\f(CW$caps2\fR (GStreamer::Caps)
.SH "SEE ALSO"
.IX Header "SEE ALSO"
GStreamer, Glib::Boxed
.SH "COPYRIGHT"
.IX Header "COPYRIGHT"
Copyright (C) 2005\-2011 by the gtk2\-perl team.
.PP
This software is licensed under the \s-1LGPL. \s0 See GStreamer for a full notice.