lib cleanup and sync for mips vu support

libeplayer3/include/aac.h

@@ -0,0 +1,68 @@
+/*
+ * aac helper
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ */
+
+#ifndef acc_123
+#define acc_123
+
+#define AAC_HEADER_LENGTH       7
+
+static inline int HasADTSHeader(uint8_t *data, int size)
+{
+	if (size >= AAC_HEADER_LENGTH && 0xFF == data[0] && 0xF0 == (0xF0 & data[1]) &&
+	    size == ((data[3] & 0x3) << 11 | data[4] << 3 | data[5] >> 5))
+	{
+		return 1;
+	}
+
+	return 0;
+}
+
+static inline int aac_get_sample_rate_index(uint32_t sample_rate)
+{
+	if (96000 <= sample_rate)
+		return 0;
+	else if (88200 <= sample_rate)
+		return 1;
+	else if (64000 <= sample_rate)
+		return 2;
+	else if (48000 <= sample_rate)
+		return 3;
+	else if (44100 <= sample_rate)
+		return 4;
+	else if (32000 <= sample_rate)
+		return 5;
+	else if (24000 <= sample_rate)
+		return 6;
+	else if (22050 <= sample_rate)
+		return 7;
+	else if (16000 <= sample_rate)
+		return 8;
+	else if (12000 <= sample_rate)
+		return 9;
+	else if (11025 <= sample_rate)
+		return 10;
+	else if (8000 <= sample_rate)
+		return 11;
+	else if (7350 <= sample_rate)
+		return 12;
+	else
+		return 13;
+}
+
+#endif