add (limited) support for Digital Pictures SGA format

[nihav.git] / nihav-registry / src / detect.rs

diff --git a/nihav-registry/src/detect.rs b/nihav-registry/src/detect.rs
index dd095d436697cc6398466cfc21b0d8be448abe74..6603c0db243eeb7a9262465d0c610129f8f1b7f1 100644 (file)
--- a/nihav-registry/src/detect.rs
+++ b/nihav-registry/src/detect.rs
@@ -176,11 +176,11 @@ impl<'a> CC<'a> {
             CC::Le(ref arg)      => { arg.le(src) },
             CC::Gt(ref arg)      => { arg.gt(src) },
             CC::Ge(ref arg)      => { arg.ge(src) },
-            CC::Str(str) => {
-                let mut val: Vec<u8> = vec![0; str.len()];
+            CC::Str(strng) => {
+                let mut val: Vec<u8> = vec![0; strng.len()];
                 let res = src.peek_buf(val.as_mut_slice());
                 if res.is_err() { return false; }
-                val == str
+                val == strng
             }
         }
     }
@@ -230,6 +230,15 @@ const DETECTORS: &[DetectConditions] = &[
                                                                 &CC::Str(b"moov")),
                                                                 &CC::Str(b"ftyp")) }],
     },
+    DetectConditions {
+        demux_name: "mov-macbin",
+        extensions: ".mov,.bin",
+        conditions: &[CheckItem{offs: 0, cond: &CC::Eq(Arg::Byte(0))},
+                      CheckItem{offs: 0x41, cond: &CC::Str(b"MooV")},
+                      CheckItem{offs: 0x7A, cond: &CC::Eq(Arg::Byte(0x81))},
+                      CheckItem{offs: 0x7B, cond: &CC::Eq(Arg::Byte(0x81))},
+                      CheckItem{offs: 0x84, cond: &CC::Str(b"mdat")}],
+    },
     DetectConditions {
         demux_name: "yuv4mpeg",
         extensions: ".y4m",
@@ -253,6 +262,11 @@ const DETECTORS: &[DetectConditions] = &[
         conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"DKIF\x00\x00")},
                       CheckItem{offs: 6, cond: &CC::Ge(Arg::U16LE(32))}],
     },
+    DetectConditions {
+        demux_name: "arxel-cnm",
+        extensions: ".cnm",
+        conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"CNM UNR\x00")}],
+    },
     DetectConditions {
         demux_name: "fcmp",
         extensions: ".cmp",
@@ -389,6 +403,11 @@ const DETECTORS: &[DetectConditions] = &[
         conditions: &[CheckItem{offs: 0, cond: &CC::Str(b"BMVi") },
                       CheckItem{offs: 32, cond: &CC::Str(b"DATA")}],
     },
+    DetectConditions {
+        demux_name: "sga",
+        extensions: ".dtv,.avc",
+        conditions: &[],
+    },
     DetectConditions {
         demux_name: "vmd",
         extensions: ".vmd",