/
renderer.go
89 lines (69 loc) · 1.88 KB
/
renderer.go
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package vlc
// #cgo LDFLAGS: -lvlc
// #include <vlc/vlc.h>
import "C"
// RendererType represents the type of a renderer.
type RendererType string
// Renderer types.
const (
RendererChromecast RendererType = "chromecast"
)
// RendererFlags contains flags describing a renderer (e.g. capabilities).
type RendererFlags struct {
AudioEnabled bool
VideoEnabled bool
}
// Renderer represents a medium capable of rendering media files.
type Renderer struct {
renderer *C.libvlc_renderer_item_t
}
// Name returns the name of the renderer.
func (r *Renderer) Name() (string, error) {
if err := r.assertInit(); err != nil {
return "", nil
}
return C.GoString(C.libvlc_renderer_item_name(r.renderer)), nil
}
// Type returns the type of the renderer.
func (r *Renderer) Type() (RendererType, error) {
if err := r.assertInit(); err != nil {
return "", nil
}
return RendererType(C.GoString(C.libvlc_renderer_item_type(r.renderer))), nil
}
// Flags returns the flags of the renderer.
func (r *Renderer) Flags() (*RendererFlags, error) {
if err := r.assertInit(); err != nil {
return nil, err
}
flags := C.libvlc_renderer_item_flags(r.renderer)
return &RendererFlags{
AudioEnabled: (flags | C.LIBVLC_RENDERER_CAN_AUDIO) != 0,
VideoEnabled: (flags | C.LIBVLC_RENDERER_CAN_VIDEO) != 0,
}, nil
}
// IconURI returns the icon URI of the renderer.
func (r *Renderer) IconURI() (string, error) {
if err := r.assertInit(); err != nil {
return "", nil
}
return C.GoString(C.libvlc_renderer_item_icon_uri(r.renderer)), nil
}
func (r *Renderer) hold() {
if err := r.assertInit(); err != nil {
return
}
C.libvlc_renderer_item_hold(r.renderer)
}
func (r *Renderer) release() {
if err := r.assertInit(); err != nil {
return
}
C.libvlc_renderer_item_release(r.renderer)
}
func (r *Renderer) assertInit() error {
if r == nil || r.renderer == nil {
return ErrRendererNotInitialized
}
return nil
}