add option for forcing demuxer

1 files changed, 11 insertions, 1 deletions

diff --git a/src/demux.rs b/src/demux.rs
index 0786275..56659c7 100644
--- a/src/demux.rs
+++ b/src/demux.rs
@@ -98,9 +98,19 @@ pub enum DemuxerObject<'a> {
 }
 
 impl<'a> DemuxerObject<'a> {
-    pub fn create(br: &'a mut ByteReader<'a>, reg: &FullRegister, name: &str, is_raw: bool) -> DemuxerObject<'a> {
+    pub fn create(br: &'a mut ByteReader<'a>, reg: &FullRegister, name: &str, force_dmx: Option<&str>, is_raw: bool) -> DemuxerObject<'a> {
         if !is_raw {
             let res = detect::detect_format(name, br);
+            if let Some(dmx_name) = force_dmx {
+                println!("forcing demuxer {} on {}", dmx_name, name);
+                if let Some(dmx_fact) = reg.dmx_reg.find_demuxer(dmx_name) {
+                    br.seek(SeekFrom::Start(0)).unwrap();
+                    let dmx = create_demuxer(dmx_fact, br).unwrap();
+                    return DemuxerObject::Normal(dmx);
+                } else {
+                    return DemuxerObject::None
+                }
+            }
             let (dmx_name, _) = res.unwrap_or(("", detect::DetectionScore::No));
             if dmx_name != "" {
                 println!("trying demuxer {} on {}", dmx_name, name);