Add repetition rate analyser

1 files changed, 26 insertions, 1 deletions

diff --git a/fig0_5.cpp b/fig0_5.cpp
index f3ef08c..8d966a6 100644
--- a/fig0_5.cpp
+++ b/fig0_5.cpp
@@ -28,16 +28,34 @@
 #include <cstdio>
 #include <cstring>
 #include <map>
+#include <unordered_set>
+
+static std::unordered_set<int> components_seen;
+
+bool fig0_5_is_complete(int components_id)
+{
+    bool complete = components_seen.count(components_id);
+
+    if (complete) {
+        components_seen.clear();
+    }
+    else {
+        components_seen.insert(components_id);
+    }
+
+    return complete;
+}
 
 // FIG 0/5 Service component language
 // ETSI EN 300 401 8.1.2
-void fig0_5(fig0_common_t& fig0, int indent)
+bool fig0_5(fig0_common_t& fig0, int indent)
 {
     uint16_t SCId;
     uint8_t i = 1, SubChId, FIDCId, Language, Rfa;
     char tmpbuf[256];
     char desc[256];
     bool LS_flag, MSC_FIC_flag;
+    bool complete = false;
 
     uint8_t* f = fig0.f;
 
@@ -62,6 +80,9 @@ void fig0_5(fig0_common_t& fig0, int indent)
                         LS_flag, MSC_FIC_flag, FIDCId, Language,
                         get_language_name(Language));
             }
+
+            int key = (MSC_FIC_flag << 7) | (f[i] % 0x3F);
+            complete |= fig0_5_is_complete(key);
             printbuf(desc, indent+1, NULL, 0);
             i += 2;
         }
@@ -70,6 +91,8 @@ void fig0_5(fig0_common_t& fig0, int indent)
             if (i < (fig0.figlen - 2)) {
                 Rfa = (f[i] >> 4) & 0x07;
                 SCId = (((uint16_t)f[i] & 0x0F) << 8) | (uint16_t)f[i+1];
+                int key = (LS_flag << 15) | SCId;
+                complete |= fig0_5_is_complete(key);
                 Language = f[i+2];
                 sprintf(desc, "L/S flag=%d long form", LS_flag);
                 if (Rfa != 0) {
@@ -85,5 +108,7 @@ void fig0_5(fig0_common_t& fig0, int indent)
             i += 3;
         }
     }
+
+    return complete;
 }