Adapted 'libsi' to DVB-S2

5 files changed, 324 insertions, 17 deletions

diff --git a/libsi/descriptor.c b/libsi/descriptor.c
index 1654a33b..f3bb3442 100644
--- a/libsi/descriptor.c
+++ b/libsi/descriptor.c
@@ -6,7 +6,7 @@
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
- *   $Id: descriptor.c 1.21 2006/05/28 14:25:30 kls Exp $
+ *   $Id: descriptor.c 1.22 2007/02/03 11:45:58 kls Exp $
  *                                                                         *
  ***************************************************************************/
 
@@ -418,8 +418,16 @@ int SatelliteDeliverySystemDescriptor::getPolarization() const {
    return s->polarization;
 }
 
-int SatelliteDeliverySystemDescriptor::getModulation() const {
-   return s->modulation;
+int SatelliteDeliverySystemDescriptor::getModulationSystem() const {
+   return s->modulation_system;
+}
+
+int SatelliteDeliverySystemDescriptor::getModulationType() const {
+   return s->modulation_type;
+}
+
+int SatelliteDeliverySystemDescriptor::getRollOff() const {
+   return s->roll_off;
 }
 
 int SatelliteDeliverySystemDescriptor::getSymbolRate() const {
@@ -462,6 +470,18 @@ int TerrestrialDeliverySystemDescriptor::getFrequency() const {
    return (HILO(s->frequency_hi) << 16) | HILO(s->frequency_lo);
 }
 
+int TerrestrialDeliverySystemDescriptor::getPriority() const {
+   return s->priority;
+}
+
+int TerrestrialDeliverySystemDescriptor::getTimeSlicingIndicator() const {
+   return s->time_slicing_indicator;
+}
+
+int TerrestrialDeliverySystemDescriptor::getMpeFecIndicator() const {
+   return s->mpe_fec_indicator;
+}
+
 int TerrestrialDeliverySystemDescriptor::getBandwidth() const {
    return s->bandwidth;
 }
@@ -794,6 +814,41 @@ int AncillaryDataDescriptor::getAncillaryDataIdentifier() const {
    return s->ancillary_data_identifier;
 }
 
+void S2SatelliteDeliverySystemDescriptor::Parse() {
+   int offset=0;
+   input_stream_identifier=0;
+   data.setPointerAndOffset<const descr_s2_satellite_delivery_system>(s, offset);
+   if (s->scrambling_sequence_selector)
+      data.setPointerAndOffset<const descr_scrambling_sequence_selector>(sss, offset);
+   if (s->multiple_input_stream_flag)
+      input_stream_identifier = *data.getData(offset++);
+}
+
+int S2SatelliteDeliverySystemDescriptor::getScramblingSequenceSelector() const {
+   return s->scrambling_sequence_selector;
+}
+
+int S2SatelliteDeliverySystemDescriptor::getMultipleInputStreamFlag() const {
+   return s->multiple_input_stream_flag;
+}
+
+int S2SatelliteDeliverySystemDescriptor::getBackwardsCompatibilityIndicator() const {
+   return s->backwards_compatibility_indicator;
+}
+
+int S2SatelliteDeliverySystemDescriptor::getScramblingSequenceIndex() const {
+   return sss == NULL ? 0 : (sss->scrambling_sequence_index_hi_lo << 16) | HILO(sss->scrambling_sequence_index_lo);
+}
+
+void ExtensionDescriptor::Parse() {
+   int offset=0;
+   data.setPointerAndOffset<const descr_extension>(s, offset);
+}
+
+int ExtensionDescriptor::getExtensionDescriptorTag() const {
+   return s->descriptor_tag_extension;
+}
+
 int PremiereContentTransmissionDescriptor::getOriginalNetworkId() const {
    return HILO(s->original_network_id);
 }
diff --git a/libsi/descriptor.h b/libsi/descriptor.h
index c0c884fd..161793e5 100644
--- a/libsi/descriptor.h
+++ b/libsi/descriptor.h
@@ -6,7 +6,7 @@
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
- *   $Id: descriptor.h 1.15 2006/05/28 14:25:30 kls Exp $
+ *   $Id: descriptor.h 1.16 2007/02/03 11:45:58 kls Exp $
  *                                                                         *
  ***************************************************************************/
 
@@ -210,7 +210,9 @@ public:
    int getOrbitalPosition() const;
    int getWestEastFlag() const;
    int getPolarization() const;
-   int getModulation() const;
+   int getModulationSystem() const;
+   int getModulationType() const;
+   int getRollOff() const;
    int getSymbolRate() const;
    int getFecInner() const;
 protected:
@@ -236,6 +238,9 @@ class TerrestrialDeliverySystemDescriptor : public Descriptor {
 public:
    int getFrequency() const;
    int getBandwidth() const;
+   int getPriority() const;
+   int getTimeSlicingIndicator() const;
+   int getMpeFecIndicator() const;
    int getConstellation() const;
    int getHierarchy() const;
    int getCodeRateHP() const;
@@ -484,6 +489,30 @@ private:
    const descr_ancillary_data *s;
 };
 
+class S2SatelliteDeliverySystemDescriptor : public Descriptor {
+public:
+   int getScramblingSequenceSelector() const;
+   int getMultipleInputStreamFlag() const;
+   int getBackwardsCompatibilityIndicator() const;
+   int getScramblingSequenceIndex() const;
+   int getInputStreamIdentifier() const { return input_stream_identifier; }
+protected:
+   virtual void Parse();
+private:
+   const descr_s2_satellite_delivery_system *s;
+   const descr_scrambling_sequence_selector *sss;
+   int input_stream_identifier;
+};
+
+class ExtensionDescriptor : public Descriptor {
+public:
+   int getExtensionDescriptorTag() const;
+protected:
+   virtual void Parse();
+private:
+   const descr_extension *s;
+};
+
 // Private DVB Descriptor  Premiere.de
 // 0xF2  Content Transmission Descriptor
 // http://dvbsnoop.sourceforge.net/examples/example-private-section.html
diff --git a/libsi/headers.h b/libsi/headers.h
index ea7824bc..db1e261e 100644
--- a/libsi/headers.h
+++ b/libsi/headers.h
@@ -10,7 +10,7 @@
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
- *   $Id: headers.h 1.8 2006/09/02 20:25:16 kls Exp $
+ *   $Id: headers.h 1.9 2007/02/03 11:45:58 kls Exp $
  *                                                                         *
  ***************************************************************************/
 
@@ -942,9 +942,13 @@ struct descr_satellite_delivery_system {
 #if BYTE_ORDER == BIG_ENDIAN
    u_char west_east_flag                         :1;
    u_char polarization                           :2;
-   u_char modulation                             :5;
+   u_char roll_off                               :2;
+   u_char modulation_system                      :1;
+   u_char modulation_type                        :2;
 #else
-   u_char modulation                             :5;
+   u_char modulation_type                        :2;
+   u_char modulation_system                      :1;
+   u_char roll_off                               :2;
    u_char polarization                           :2;
    u_char west_east_flag                         :1;
 #endif
@@ -1349,9 +1353,15 @@ struct descr_terrestrial_delivery {
    u_char frequency_lo_lo                        :8;
 #if BYTE_ORDER == BIG_ENDIAN
    u_char bandwidth                              :3;
-   u_char reserved1                              :5;
+   u_char priority                               :1;
+   u_char time_slicing_indicator                 :1;
+   u_char mpe_fec_indicator                      :1;
+   u_char reserved1                              :2;
 #else
-   u_char reserved1                              :5;
+   u_char reserved1                              :2;
+   u_char mpe_fec_indicator                      :1;
+   u_char time_slicing_indicator                 :1;
+   u_char priority                               :1;
    u_char bandwidth                              :3;
 #endif
 #if BYTE_ORDER == BIG_ENDIAN
@@ -1492,10 +1502,10 @@ struct descr_data_broadcast {
    /* TBD */
 };
 
-/* 0x65 ca_system_descriptor */
+/* 0x65 scrambling_descriptor */
 
-#define DESCR_CA_SYSTEM_LEN XX
-struct descr_ca_system {
+#define DESCR_SCRAMBLING_LEN XX
+struct descr_scrambling {
    u_char descriptor_tag                         :8;
    u_char descriptor_length                      :8;
    /* TBD */
@@ -1628,6 +1638,189 @@ struct descr_service_identifier {
    u_char descriptor_length                      :8;
 };
 
+/* 0x72 service_availbility_descriptor */
+
+struct descr_service_availbility {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+#if BYTE_ORDER == BIG_ENDIAN
+   u_char availability_flag                      :1;
+   u_char reserved                               :7;
+#else
+   u_char reserved                               :7;
+   u_char availability_flag                      :1;
+#endif
+};
+
+/* 0x73 default_authority_descriptor (ETSI TS 102 323) */
+
+struct descr_default_authority {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+};
+
+/* 0x74 related_content_descriptor (ETSI TS 102 323) */
+
+struct descr_related_content {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+};
+
+/* 0x75 tva_id_descriptor (ETSI TS 102 323) */
+
+struct descr_tva_id {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+};
+
+/* 0x76 content_identifier_descriptor (ETSI TS 102 323) */
+
+struct descr_content_identifier {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+};
+
+/* 0x77 time_slice_fec_identifier_descriptor (ETSI EN 301 192) */
+
+struct descr_time_slice_fec_identifier {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+#if BYTE_ORDER == BIG_ENDIAN
+   u_char time_slicing                           :1;
+   u_char mpe_fec                                :2;
+   u_char reserved                               :2;
+   u_char frame_size                             :3;
+#else
+   u_char frame_size                             :3;
+   u_char reserved                               :2;
+   u_char mpe_fec                                :2;
+   u_char time_slicing                           :1;
+#endif
+   u_char max_burst_duration                     :8;
+#if BYTE_ORDER == BIG_ENDIAN
+   u_char max_average_rate                       :4;
+   u_char time_slice_fec_id                      :4;
+#else
+   u_char time_slice_fec_id                      :4;
+   u_char max_average_rate                       :4;
+#endif
+};
+
+/* 0x78 ecm_repetition_rate_descriptor (ETSI EN 301 192) */
+
+struct descr_ecm_repetition_rate {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+   u_char ca_system_id_hi                        :8;
+   u_char ca_system_id_lo                        :8;
+   u_char ecm_repetition_rate_hi                 :8;
+   u_char ecm_repetition_rate_lo                 :8;
+};
+
+/* 0x79 s2_satellite_delivery_system_descriptor */
+
+struct descr_s2_satellite_delivery_system {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+#if BYTE_ORDER == BIG_ENDIAN
+   u_char scrambling_sequence_selector           :1;
+   u_char multiple_input_stream_flag             :1;
+   u_char backwards_compatibility_indicator      :1;
+   u_char reserved                               :5;
+#else
+   u_char reserved                               :5;
+   u_char backwards_compatibility_indicator      :1;
+   u_char multiple_input_stream_flag             :1;
+   u_char scrambling_sequence_selector           :1;
+#endif
+};
+
+struct descr_scrambling_sequence_selector {
+#if BYTE_ORDER == BIG_ENDIAN
+   u_char reserved                               :6;
+   u_char scrambling_sequence_index_hi_lo        :2;
+#else
+   u_char scrambling_sequence_index_hi_lo        :2;
+   u_char reserved                               :6;
+#endif
+   u_char scrambling_sequence_index_lo_hi        :8;
+   u_char scrambling_sequence_index_lo_lo        :8;
+};
+
+/* 0x7A enhanced_ac3_descriptor */
+
+struct descr_enhanced_ac3 {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+#if BYTE_ORDER == BIG_ENDIAN
+   u_char component_type_flag                    :1;
+   u_char bsid_flag                              :1;
+   u_char mainid_flag                            :1;
+   u_char asvc_flag                              :1;
+   u_char mixinfoexists                          :1;
+   u_char substream1_flag                        :1;
+   u_char substream2_flag                        :1;
+   u_char substream3_flag                        :1;
+#else
+   u_char substream3_flag                        :1;
+   u_char substream2_flag                        :1;
+   u_char substream1_flag                        :1;
+   u_char mixinfoexists                          :1;
+   u_char asvc_flag                              :1;
+   u_char mainid_flag                            :1;
+   u_char bsid_flag                              :1;
+   u_char component_type_flag                    :1;
+#endif
+};
+
+/* 0x7B dts_descriptor */
+
+struct descr_dts {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+#if BYTE_ORDER == BIG_ENDIAN
+   u_char sample_rate_code                       :4;
+   u_char bit_rate_code                          :6;
+   u_char nblks                                  :7;
+   u_char fsize_hi                               :6;
+   u_char fsize_lo                               :8;
+   u_char surround_mode                          :6;
+   u_char lfe_flag                               :1;
+   u_char extended_surround_flag                 :2;
+#else
+   u_char extended_surround_flag                 :2;
+   u_char lfe_flag                               :1;
+   u_char surround_mode                          :6;
+   u_char fsize_lo                               :8;
+   u_char fsize_hi                               :6;
+   u_char nblks                                  :7;
+   u_char bit_rate_code                          :6;
+   u_char sample_rate_code                       :4;
+#endif
+};
+
+/* 0x7C aac_descriptor */
+
+struct descr_aac {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+   u_char profile_and_level                      :8;
+#if BYTE_ORDER == BIG_ENDIAN
+   u_char aac_type_flag                          :1;
+   u_char reserved                               :7;
+#else
+   u_char reserved                               :7;
+   u_char aac_type_flag                          :1;
+#endif
+};
+/* 0x7F extension_descriptor */
+
+struct descr_extension {
+   u_char descriptor_tag                         :8;
+   u_char descriptor_length                      :8;
+   u_char descriptor_tag_extension               :8;
+};
+
 /* MHP 0x00 application_descriptor */
 
 #define DESCR_APPLICATION_LEN 3
diff --git a/libsi/si.c b/libsi/si.c
index c7f23e88..a16000de 100644
--- a/libsi/si.c
+++ b/libsi/si.c
@@ -6,7 +6,7 @@
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
- *   $Id: si.c 1.16 2006/04/14 10:53:44 kls Exp $
+ *   $Id: si.c 1.17 2007/02/03 11:45:58 kls Exp $
  *                                                                         *
  ***************************************************************************/
 
@@ -425,6 +425,12 @@ Descriptor *Descriptor::getDescriptor(CharArray da, DescriptorTagDomain domain,
          case AncillaryDataDescriptorTag:
             d=new AncillaryDataDescriptor();
             break;
+         case S2SatelliteDeliverySystemDescriptorTag:
+            d=new S2SatelliteDeliverySystemDescriptor();
+            break;
+         case ExtensionDescriptorTag:
+            d=new ExtensionDescriptor();
+            break;
 
          //note that it is no problem to implement one
          //of the unimplemented descriptors.
@@ -459,12 +465,23 @@ Descriptor *Descriptor::getDescriptor(CharArray da, DescriptorTagDomain domain,
          case PartialTransportStreamDescriptorTag:
          case DataBroadcastDescriptorTag:
          case DataBroadcastIdDescriptorTag:
-         case CaSystemDescriptorTag:
+         case ScramblingDescriptorTag:
          case AC3DescriptorTag:
          case DSNGDescriptorTag:
          case AnnouncementSupportDescriptorTag:
          case AdaptationFieldDataDescriptorTag:
          case TransportStreamDescriptorTag:
+
+         //defined in ETSI EN 300 468 v 1.7.1
+         case DefaultAuthorityDescriptorTag:
+         case RelatedContentDescriptorTag:
+         case TVAIdDescriptorTag:
+         case ContentIdentifierDescriptorTag:
+         case TimeSliceFecIdentifierDescriptorTag:
+         case ECMRepetitionRateDescriptorTag:
+         case EnhancedAC3DescriptorTag:
+         case DTSDescriptorTag:
+         case AACDescriptorTag:
          default:
             if (!returnUnimplemetedDescriptor)
                return 0;
diff --git a/libsi/si.h b/libsi/si.h
index a4877169..eb016094 100644
--- a/libsi/si.h
+++ b/libsi/si.h
@@ -6,7 +6,7 @@
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
- *   $Id: si.h 1.15 2006/05/27 13:07:20 kls Exp $
+ *   $Id: si.h 1.16 2007/02/03 11:47:25 kls Exp $
  *                                                                         *
  ***************************************************************************/
 
@@ -108,7 +108,7 @@ enum DescriptorTag {
                FrequencyListDescriptorTag = 0x62,
                PartialTransportStreamDescriptorTag = 0x63,
                DataBroadcastDescriptorTag = 0x64,
-               CaSystemDescriptorTag = 0x65,
+               ScramblingDescriptorTag = 0x65,
                DataBroadcastIdDescriptorTag = 0x66,
                TransportStreamDescriptorTag = 0x67,
                DSNGDescriptorTag = 0x68,
@@ -122,6 +122,19 @@ enum DescriptorTag {
                AdaptationFieldDataDescriptorTag = 0x70,
                ServiceIdentifierDescriptorTag = 0x71,
                ServiceAvailabilityDescriptorTag = 0x72,
+  // defined by ETSI (EN 300 468) v 1.7.1
+               DefaultAuthorityDescriptorTag = 0x73,
+               RelatedContentDescriptorTag = 0x74,
+               TVAIdDescriptorTag = 0x75,
+               ContentIdentifierDescriptorTag = 0x76,
+               TimeSliceFecIdentifierDescriptorTag = 0x77,
+               ECMRepetitionRateDescriptorTag = 0x78,
+               S2SatelliteDeliverySystemDescriptorTag = 0x79,
+               EnhancedAC3DescriptorTag = 0x7A,
+               DTSDescriptorTag = 0x7B,
+               AACDescriptorTag = 0x7C,
+               ExtensionDescriptorTag = 0x7F,
+
  // Defined by ETSI TS 102 812 (MHP)
                // They once again start with 0x00 (see page 234, MHP specification)
                MHP_ApplicationDescriptorTag = 0x00,