# include "config.h"
#endif
-#include <vlc/vlc.h>
+#include <vlc_common.h>
+#include <vlc_plugin.h>
#include <vlc_demux.h>
#include <vlc_aout.h>
#include <vlc_codecs.h>
#include <vlc_charset.h>
#include <limits.h>
+#include <assert.h>
+
#define TEMPO_MIN 20
#define TEMPO_MAX 250 /* Beats per minute */
static void Close (vlc_object_t *);
vlc_module_begin ();
- set_description (_("SMF demuxer"));
+ set_description (N_("SMF demuxer"));
set_category (CAT_INPUT);
set_subcategory (SUBCAT_INPUT_DEMUX);
set_capability ("demux", 20);
if (stream_Peek (stream, &peek, 14) < 14)
return VLC_EGENERIC;
+ /* Skip RIFF MIDI header if present */
+ if (!memcmp (peek, "RIFF", 4) && !memcmp (peek + 8, "RMID", 4))
+ {
+ uint32_t riff_len = GetDWLE (peek + 4);
+
+ msg_Dbg (p_this, "detected RIFF MIDI file (%u bytes)",
+ (unsigned)riff_len);
+ if ((stream_Read (stream, NULL, 12) < 12))
+ return VLC_EGENERIC;
+
+ /* Look for the RIFF data chunk */
+ for (;;)
+ {
+ char chnk_hdr[8];
+ uint32_t chnk_len;
+
+ if ((riff_len < 8)
+ || (stream_Read (stream, chnk_hdr, 8) < 8))
+ return VLC_EGENERIC;
+
+ riff_len -= 8;
+ chnk_len = GetDWLE (chnk_hdr + 4);
+ if (riff_len < chnk_len)
+ return VLC_EGENERIC;
+ riff_len -= chnk_len;
+
+ if (!memcmp (chnk_hdr, "data", 4))
+ break; /* found! */
+
+ if (stream_Read (stream, NULL, chnk_len) < (ssize_t)chnk_len)
+ return VLC_EGENERIC;
+ }
+
+ /* Read real SMF header. Assume RIFF data chunk length is proper. */
+ if (stream_Peek (stream, &peek, 14) < 14)
+ return VLC_EGENERIC;
+ }
+
if (memcmp (peek, "MThd\x00\x00\x00\x06", 8))
return VLC_EGENERIC;
peek += 8;