Build librbcodec with DSP and metadata.

All associated files are moved to /lib/rbcodec.

Change-Id: I572ddd2b8a996aae1e98c081d06b1ed356dce222

lib/rbcodec/metadata/hes.c

@@ -0,0 +1,39 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <inttypes.h>
+
+#include "system.h"
+#include "metadata.h"
+#include "metadata_common.h"
+#include "metadata_parsers.h"
+#include "rbunicode.h"
+#include "plugin.h"
+
+bool get_hes_metadata(int fd, struct mp3entry* id3)
+{
+    /* Use the id3v2 buffer part of the id3 structure as a temporary buffer */
+    unsigned char* buf = (unsigned char *)id3->id3v2buf;
+    int read_bytes;
+
+    if ((lseek(fd, 0, SEEK_SET) < 0) 
+         || ((read_bytes = read(fd, buf, 4)) < 4))
+        return false;
+
+    /* Verify this is a HES file */
+    if (memcmp(buf,"HESM",4) != 0)
+        return false;
+
+    id3->vbr = false;
+    id3->filesize = filesize(fd);
+    /* we only render 16 bits, 44.1KHz, Stereo */
+    id3->bitrate = 706;
+    id3->frequency = 44100;
+
+    /* Set default track count (length)*/
+    id3->length = 255 * 1000;
+
+    return true;
+}
+