import of enigma2

1 files changed, 102 insertions, 0 deletions

diff --git a/lib/dvb_si/ac3_descriptor.cpp b/lib/dvb_si/ac3_descriptor.cpp
new file mode 100644
index 00000000..a4f5d635
--- /dev/null
+++ b/lib/dvb_si/ac3_descriptor.cpp
@@ -0,0 +1,102 @@
+/*
+ * $Id: ac3_descriptor.cpp,v 1.1 2003-10-17 15:36:37 tmbinc Exp $
+ *
+ * (C) 2002-2003 Andreas Oberritter <obi@saftware.de>
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+#include <lib/dvb_si/ac3_descriptor.h>
+
+Ac3Descriptor::Ac3Descriptor(const uint8_t * const buffer) : Descriptor(buffer)
+{
+	if (buffer[1] >= 1)
+	{
+		ac3TypeFlag = (buffer[2] >> 7) & 0x01;
+		bsidFlag = (buffer[2] >> 6) & 0x01;
+		mainidFlag = (buffer[2] >> 5) & 0x01;
+		asvcFlag = (buffer[2] >> 4) & 0x01;
+		reserved = buffer[2] & 0x0F;
+		if (ac3TypeFlag == 1)
+			ac3Type = buffer[3];
+
+		if (bsidFlag == 1)
+			bsid = buffer[ac3TypeFlag + 3];
+
+		if (mainidFlag == 1)
+			mainid = buffer[ac3TypeFlag + mainidFlag + 3];
+
+		if (asvcFlag == 1)
+			avsc = buffer[ac3TypeFlag + bsidFlag + mainidFlag + 3];
+		
+		if (descriptorLength > ac3TypeFlag + bsidFlag + mainidFlag + asvcFlag)
+			for (uint16_t i = 0; i < descriptorLength - ac3TypeFlag - bsidFlag - mainidFlag - asvcFlag - 1; ++i)
+				additionalInfo.push_back(buffer[ac3TypeFlag + bsidFlag + mainidFlag + asvcFlag + i + 3]);
+	} else
+	{
+		ac3TypeFlag = 0;
+		bsidFlag = 0;
+		mainidFlag = 0;
+		asvcFlag = 0;
+		reserved = 0;
+	}
+}
+
+uint8_t Ac3Descriptor::getAc3TypeFlag(void) const
+{
+	return ac3TypeFlag;
+}
+
+uint8_t Ac3Descriptor::getBsidFlag(void) const
+{
+	return bsidFlag;
+}
+
+uint8_t Ac3Descriptor::getMainidFlag(void) const
+{
+	return mainidFlag;
+}
+
+uint8_t Ac3Descriptor::getAsvcFlag(void) const
+{
+	return asvcFlag;
+}
+
+uint8_t Ac3Descriptor::getAc3Type(void) const
+{
+	return ac3Type;
+}
+
+uint8_t Ac3Descriptor::getBsid(void) const
+{
+	return bsid;
+}
+
+uint8_t Ac3Descriptor::getMainid(void) const
+{
+	return mainid;
+}
+
+uint8_t Ac3Descriptor::getAvsc(void) const
+{
+	return avsc;
+}
+
+const AdditionalInfoVector *Ac3Descriptor::getAdditionalInfo(void) const
+{
+	return &additionalInfo;
+}
+