Fixes

Author: djthorpe

pkg/ffmpeg/reader.go

@@ -344,7 +344,7 @@ func (r *Reader) mapStreams(fn DecoderMapFunc) (decoderMap, error) {
 		stream_index := stream.Index()
 
 		// Get decoder parameters and map to a decoder
-		par, err := fn(stream.Id(), &Par{
+		par, err := fn(stream_index, &Par{
 			AVCodecParameters: *stream.CodecPar(),
 		})
 		if err != nil {

type.go

@@ -43,6 +43,5 @@ func (t Type) String() string {
 // METHODS
 
 func (t Type) Is(u Type) bool {
-	// TODO: Change later to flags
-	return t == u
+	return t&u == u
 }