+/**
+ * Non-MIDI Meta events handler
+ */
+static
+int HandleMeta (demux_t *p_demux, mtrk_t *tr)
+{
+ stream_t *s = p_demux->s;
+ uint8_t *payload;
+ uint8_t type;
+ int32_t length;
+
+ if (stream_Read (s, &type, 1) != 1)
+ return -1;
+
+ length = ReadVarInt (s);
+ if (length < 0)
+ return -1;
+
+ payload = malloc (length + 1);
+ if ((payload == NULL)
+ || (stream_Read (s, payload, length) != length))
+ {
+ free (payload);
+ return -1;
+ }
+
+ for (int32_t i = 0; i < length; i++)
+ payload[i] &= 0x7f;
+ payload[length] = '\0';
+
+ switch (type)
+ {
+ case 0x00: /* Sequence Number */
+ break;
+
+ case 0x01: /* Test (comment) */
+ msg_Info (p_demux, "Text : %s", (char *)payload);
+ break;
+
+ case 0x02: /* Copyright */
+ msg_Info (p_demux, "Copyright : %s", (char *)payload);
+ break;
+
+ case 0x03: /* Track name */
+ msg_Info (p_demux, "Track name: %s", (char *)payload);
+ break;
+
+ case 0x04: /* Instrument name */
+ msg_Info (p_demux, "Instrument: %s", (char *)payload);
+ break;
+
+ case 0x05: /* Lyric (one syllable) */
+ break;
+
+ case 0x06: /* Marker text */
+ msg_Info (p_demux, "Marker : %s", (char *)payload);
+
+ case 0x07: /* Cue point (WAVE filename) */
+ msg_Info (p_demux, "Cue point : %s", (char *)payload);
+ break;
+
+ case 0x08: /* Program/Patch name */
+ msg_Info (p_demux, "Patch name: %s", (char *)payload);
+ break;
+
+ case 0x09: /* MIDI port name */
+ msg_Dbg (p_demux, "MIDI port : %s", (char *)payload);
+ break;
+
+ case 0x2F: /* End of track */
+ if (tr->end != stream_Tell (s))
+ {
+ msg_Err (p_demux, "misplaced end of track");
+ stream_Seek (s, tr->end);
+ }
+ break;
+
+ case 0x51: /* Tempo */
+ {
+ uint32_t tempo = (payload[0] << 14) | (payload[1] << 7) | payload[2];
+ /* FIXME: change date */
+ msg_Dbg (p_demux, "new tempo: %u", (unsigned)tempo);
+ break;
+ }
+
+ case 0x54: /* SMPTE offset */
+ case 0x58: /* Time signature */
+ case 0x59: /* Key signature */
+ msg_Warn (p_demux, "unimplemented SMF Meta Event type 0x%02X (%d bytes)",
+ type, length);
+ break;
+
+ case 0x7f: /* Proprietary event */
+ break;
+
+ default:
+ msg_Warn (p_demux, "unknown SMF Meta Event type 0x%02X (%d bytes)",
+ type, length);
+ }
+
+ free (payload);
+ return 0;
+}
+
+
+