More detail when tracing MMC.

git-svn-id: svn://localhost/ardour2/branches/3.0@7322 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 40 insertions, 8 deletions

diff --git a/gtk2_ardour/midi_tracer.cc b/gtk2_ardour/midi_tracer.cc
index 565d0f4911..24a465506e 100644
--- a/gtk2_ardour/midi_tracer.cc
+++ b/gtk2_ardour/midi_tracer.cc
@@ -198,18 +198,50 @@ MidiTracer::tracer (Parser&, byte* msg, size_t len)
 
 		} else {
 
-			s += snprintf (&buf[s], bufsize, "%16s (%d) = [", "Sysex", (int) len);
-			bufsize -= s;
-
-			for (unsigned int i = 0; i < len && bufsize > 3; ++i) {
-				if (i > 0) {
-					s += snprintf (&buf[s], bufsize, " %02x", msg[i]);
+			if (len > 5 && msg[0] == 0xf0 && msg[1] == 0x7f && msg[3] == 0x06) {
+				/* MMC */
+				int cmd = msg[4];
+				if (cmd == 0x44 && msg[5] == 0x06 && msg[6] == 0x01) {
+					s += snprintf (
+						&buf[s], bufsize, " MMC locate to %d:%d:%d:%d.%d\n",
+						msg[7], msg[8], msg[9], msg[10], msg[11]
+						);
 				} else {
-					s += snprintf (&buf[s], bufsize, "%02x", msg[i]);
+					std::string name;
+					if (cmd == 0x1) {
+						name = "STOP";
+					} else if (cmd == 0x3) {
+						name = "DEFERRED PLAY";
+					} else if (cmd == 0x6) {
+						name = "RECORD STROBE";
+					} else if (cmd == 0x7) {
+						name = "RECORD EXIT";
+					} else if (cmd == 0x8) {
+						name = "RECORD PAUSE";
+					}
+					if (!name.empty()) {
+						s += snprintf (&buf[s], bufsize, " MMC command %s\n", name.c_str());
+					} else {
+						s += snprintf (&buf[s], bufsize, " MMC command %02x\n", cmd);
+					}
 				}
+				
+			} else {
+				/* other sys-ex */
+
+				s += snprintf (&buf[s], bufsize, "%16s (%d) = [", "Sysex", (int) len);
 				bufsize -= s;
+				
+				for (unsigned int i = 0; i < len && bufsize > 3; ++i) {
+					if (i > 0) {
+						s += snprintf (&buf[s], bufsize, " %02x", msg[i]);
+					} else {
+						s += snprintf (&buf[s], bufsize, "%02x", msg[i]);
+					}
+					bufsize -= s;
+				}
+				s += snprintf (&buf[s], bufsize, "]\n");
 			}
-			s += snprintf (&buf[s], bufsize, "]\n");
 		}
 		break;