Request 4229 (accepted)

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Request 4229 (accepted)

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Created by Aloysius about 6 years ago
In state accepted
Package maintainer: Aloysius

Submit bento4

Submit package home:Aloysius:branches:Multimedia / bento4 to package Multimedia / bento4

bento4.changes Changed

bento4.spec Changed

bento4-1.5.1r622.tar.gz/Source/C++/Apps/Mp42Avc/Mp42Avc.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Apps/Mp42Avc/Mp42Avc.cpp Changed

bento4-1.5.1r622.tar.gz/Source/C++/Apps/Mp42Hls/Mp42Hls.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Apps/Mp42Hls/Mp42Hls.cpp Changed

@@ -173,7 +173,7 @@
             "  --encryption-key-format <format>\n"
             "    Encryption key format. (default: 'identity')\n"
             "  --encryption-key-format-versions <versions>\n"
-            "    Encryption key format versions."
+            "    Encryption key format versions.\n"
             "  --encryption-key-line <ext-x-key-line>\n"
             "    Preformatted encryption key line (only the portion after the #EXT-X-KEY: tag).\n"
             "    This option can be used multiple times, once for each preformatted key line to be included in the playlist.\n"
@@ -2036,7 +2036,9 @@
             if (sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC1 ||
                 sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC2 ||
                 sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC3 ||
-                sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC4) {
+                sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC4 ||
+                sample_description->GetFormat() == AP4_SAMPLE_FORMAT_DVAV ||
+                sample_description->GetFormat() == AP4_SAMPLE_FORMAT_DVA1) {
                 if (Options.encryption_mode == ENCRYPTION_MODE_SAMPLE_AES) {
                     stream_type = AP4_MPEG2_STREAM_TYPE_SAMPLE_AES_AVC;
                     AP4_AvcSampleDescription* avc_desc = AP4_DYNAMIC_CAST(AP4_AvcSampleDescription, sample_description);
@@ -2049,7 +2051,9 @@
                     stream_type = AP4_MPEG2_STREAM_TYPE_AVC;
                 }
             } else if (sample_description->GetFormat() == AP4_SAMPLE_FORMAT_HEV1 ||
-                       sample_description->GetFormat() == AP4_SAMPLE_FORMAT_HVC1) {
+                       sample_description->GetFormat() == AP4_SAMPLE_FORMAT_HVC1 ||
+                       sample_description->GetFormat() == AP4_SAMPLE_FORMAT_DVHE ||
+                       sample_description->GetFormat() == AP4_SAMPLE_FORMAT_DVH1) {
                 stream_type = AP4_MPEG2_STREAM_TYPE_HEVC;
             } else {
                 fprintf(stderr, "ERROR: video codec not supported\n");

bento4-1.5.1r622.tar.gz/Source/C++/Apps/Mp42Ts/Mp42Ts.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Apps/Mp42Ts/Mp42Ts.cpp Changed

@@ -593,10 +593,14 @@
         if (sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC1 ||
             sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC2 ||
             sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC3 ||
-            sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC4) {
+            sample_description->GetFormat() == AP4_SAMPLE_FORMAT_AVC4 ||
+            sample_description->GetFormat() == AP4_SAMPLE_FORMAT_DVAV ||
+            sample_description->GetFormat() == AP4_SAMPLE_FORMAT_DVA1) {
             stream_type = AP4_MPEG2_STREAM_TYPE_AVC;
         } else if (sample_description->GetFormat() == AP4_SAMPLE_FORMAT_HEV1 ||
-                   sample_description->GetFormat() == AP4_SAMPLE_FORMAT_HVC1) {
+                   sample_description->GetFormat() == AP4_SAMPLE_FORMAT_HVC1 ||
+                   sample_description->GetFormat() == AP4_SAMPLE_FORMAT_DVHE ||
+                   sample_description->GetFormat() == AP4_SAMPLE_FORMAT_DVH1) {
             stream_type = AP4_MPEG2_STREAM_TYPE_HEVC;
         } else {
             fprintf(stderr, "ERROR: video codec not supported\n");

bento4-1.5.1r622.tar.gz/Source/C++/Apps/Mp4Encrypt/Mp4Encrypt.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Apps/Mp4Encrypt/Mp4Encrypt.cpp Changed

@@ -560,6 +560,25 @@
                method == METHOD_MPEG_CENS ||
                method == METHOD_MPEG_CBCS) {
         AP4_CencVariant variant = AP4_CENC_VARIANT_MPEG_CENC;
+        AP4_UI32        options = 0;
+        
+        // init local options based on global options
+        if (AP4_GlobalOptions::GetBool("mpeg-cenc.eme-pssh")) {
+            options |= AP4_CencEncryptingProcessor::OPTION_EME_PSSH;
+        }
+        if (AP4_GlobalOptions::GetBool("mpeg-cenc.piff-compatible")) {
+            options |= AP4_CencEncryptingProcessor::OPTION_PIFF_COMPATIBILITY;
+        }
+        if (AP4_GlobalOptions::GetBool("mpeg-cenc.piff-iv-size-16")) {
+            options |= AP4_CencEncryptingProcessor::OPTION_PIFF_IV_SIZE_16;
+        }
+        if (AP4_GlobalOptions::GetBool("mpeg-cenc.iv-size-8")) {
+            options |= AP4_CencEncryptingProcessor::OPTION_IV_SIZE_8;
+        }
+        if (AP4_GlobalOptions::GetBool("mpeg-cenc.no-senc")) {
+            options |= AP4_CencEncryptingProcessor::OPTION_NO_SENC;
+        }
+
         switch (method) {
             case METHOD_PIFF_CBC:
                 variant = AP4_CENC_VARIANT_PIFF_CBC;
@@ -588,7 +607,7 @@
             default:
                 break;
         }
-        AP4_CencEncryptingProcessor* cenc_processor = new AP4_CencEncryptingProcessor(variant);
+        AP4_CencEncryptingProcessor* cenc_processor = new AP4_CencEncryptingProcessor(variant, options);
         cenc_processor->GetKeyMap().SetKeys(key_map);
         cenc_processor->GetPropertyMap().SetProperties(property_map);
         for (unsigned int i=0; i<pssh_atoms.ItemCount(); i++) {

bento4-1.5.1r622.tar.gz/Source/C++/Apps/Mp4Fragment/Mp4Fragment.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Apps/Mp4Fragment/Mp4Fragment.cpp Changed

@@ -90,6 +90,7 @@
             "  --sequence-number-start <start> Value of the first segment sequence number (default: 1)\n"
             "  --force-i-frame-sync <auto|all> treat all I-frames as sync samples (for open-gop sequences)\n"
             "    'auto' only forces the flag if an open-gop source is detected, 'all' forces the flag in all cases\n"
+            "  --copy-udta copy the moov/udta atom from input to output\n"
             );
     exit(1);
 }
@@ -286,6 +287,14 @@
 };
 
 /*----------------------------------------------------------------------
+|   IndexSegmentInfo
++---------------------------------------------------------------------*/
+class IndexedSegmentInfo {
+public:
+    AP4_List<FragmentInfo> m_Fragments;
+};
+
+/*----------------------------------------------------------------------
 |   Fragment
 +---------------------------------------------------------------------*/
 static void
@@ -294,13 +303,15 @@
          AP4_Array<TrackCursor*>& cursors,
          unsigned int             fragment_duration,
          AP4_UI32                 timescale,
-         AP4_UI32                 track_id,
-         bool                     create_segment_index)
+         bool                     create_segment_index,
+         bool                     copy_udta)
 {
-    AP4_List<FragmentInfo> fragments;
-    TrackCursor*           index_cursor = NULL;
-    AP4_Result             result;
+    AP4_List<FragmentInfo>       fragments;
+    AP4_List<IndexedSegmentInfo> indexed_segments;
+    IndexedSegmentInfo*          current_indexed_segment = NULL;
+    AP4_Result                   result;
     
+    // get the movie
     AP4_Movie* input_movie = input_file.GetMovie();
     if (input_movie == NULL) {
         fprintf(stderr, "ERROR: no moov found in the input file\n");
@@ -319,11 +330,6 @@
     for (unsigned int i=0; i<cursors.ItemCount(); i++) {
         AP4_Track* track = cursors[i]->m_Track;
         
-        // skip non matching tracks if we have a selector
-        if (track_id && track->GetId() != track_id) {
-            continue;
-        }
-        
         result = cursors[i]->Init();
         if (AP4_FAILED(result)) {
             fprintf(stderr, "ERROR: failed to init sample cursor (%d), skipping track %d\n", result, track->GetId());
@@ -400,10 +406,9 @@
     
     // select the anchor cursor
     TrackCursor* anchor_cursor = NULL;
-    for (unsigned int i=0; i<cursors.ItemCount(); i++) {
-        if (cursors[i]->m_Track->GetId() == track_id) {
-            anchor_cursor = cursors[i];
-        }
+    if (cursors.ItemCount() == 1) {
+        // only one track, that's our anchor
+        anchor_cursor = cursors[0];
     }
     if (anchor_cursor == NULL) {
         for (unsigned int i=0; i<cursors.ItemCount(); i++) {
@@ -431,22 +436,30 @@
         }
     }
     if (anchor_cursor == NULL) {
-        // this shoudl never happen
+        // this should never happen
         fprintf(stderr, "ERROR: no anchor track\n");
         return;
     }
-    if (create_segment_index) {
-        index_cursor = anchor_cursor;
-    }
     if (Options.debug) {
         printf("Using track ID %d as anchor\n", anchor_cursor->m_Track->GetId());
     }
     
+    // decide which tracks to index and in which order
+    TrackCursor* indexed_cursor = anchor_cursor;
+
     // update the mehd duration
     mehd->SetDuration(output_movie->GetDuration());
     
     // add the mvex container to the moov container
     output_movie->GetMoovAtom()->AddChild(mvex);
+
+    // copy the moov/udta atom to the moov container
+    if (copy_udta) {
+        AP4_Atom* udta = input_movie->GetMoovAtom()->GetChild(AP4_ATOM_TYPE_UDTA);
+        if (udta != NULL) {
+            output_movie->GetMoovAtom()->AddChild(udta->Clone());
+        }
+    }
     
     // compute all the fragments
     unsigned int sequence_number = Options.sequence_number_start;
@@ -455,7 +468,6 @@
 
         // pick the first track with a fragment index lower than the anchor's
         for (unsigned int i=0; i<cursors.ItemCount(); i++) {
-            if (track_id && cursors[i]->m_Track->GetId() != track_id) continue;
             if (cursors[i]->m_Eos) continue;
             if (cursors[i]->m_FragmentIndex < anchor_cursor->m_FragmentIndex) {
                 cursor = cursors[i];
@@ -471,7 +483,6 @@
                 anchor_cursor = NULL;
                 if (!Options.trim) {
                     for (unsigned int i=0; i<cursors.ItemCount(); i++) {
-                        if (track_id && cursors[i]->m_Track->GetId() != track_id) continue;
                         if (cursors[i]->m_Eos) continue;
                         if (anchor_cursor == NULL ||
                             cursors[i]->m_Track->GetType() == AP4_Track::TYPE_VIDEO ||
@@ -626,6 +637,17 @@
         FragmentInfo* fragment = new FragmentInfo(cursor->m_Samples, cursor->m_Tfra, cursor->m_Timestamp, moof);
         fragments.Add(fragment);
         
+        // keep track of fragments that will be part of the index
+        if (cursor == anchor_cursor) {
+            // start a new segment
+            current_indexed_segment = new IndexedSegmentInfo();
+            indexed_segments.Add(current_indexed_segment);
+        } else {
+            if (current_indexed_segment) {
+                current_indexed_segment->m_Fragments.Add(fragment);
+            }
+        }
+        
         // add samples to the fragment
         unsigned int sample_count = 0;
         AP4_Array<AP4_TrunAtom::Entry> trun_entries;
@@ -742,17 +764,17 @@
     // write the moov atom
     output_movie->GetMoovAtom()->Write(output_stream);
 
-    // write the (not-yet fully computed) index if needed
+    // write the (not-yet fully computed) indexes if needed
     AP4_SidxAtom* sidx = NULL;
     AP4_Position  sidx_position = 0;
     output_stream.Tell(sidx_position);
     if (create_segment_index) {
-        sidx = new AP4_SidxAtom(index_cursor->m_Track->GetId(),
-                                timescale?timescale:index_cursor->m_Track->GetMediaTimeScale(),
+        sidx = new AP4_SidxAtom(indexed_cursor->m_Track->GetId(),
+                                timescale ? timescale : indexed_cursor->m_Track->GetMediaTimeScale(),
                                 0,
                                 0);
         // reserve space for the entries now, but they will be computed and updated later
-        sidx->SetReferenceCount(fragments.ItemCount());
+        sidx->SetReferenceCount(indexed_segments.ItemCount());
         sidx->Write(output_stream);
     }
     
@@ -802,12 +824,25 @@
     if (create_segment_index) {
         unsigned int segment_index = 0;
         AP4_SidxAtom::Reference reference;
-        for (AP4_List<FragmentInfo>::Item* item = fragments.FirstItem();
-                                           item;
-                                           item = item->GetNext()) {
-            FragmentInfo* fragment = item->GetData();
-            reference.m_ReferencedSize     = (AP4_UI32)(fragment->m_Moof->GetSize()+fragment->m_MdatSize);
-            reference.m_SubsegmentDuration = fragment->m_Duration;
+        for (AP4_List<IndexedSegmentInfo>::Item* item = indexed_segments.FirstItem();
+                                                 item;
+                                                 item = item->GetNext()) {
+            IndexedSegmentInfo* segment = item->GetData();
+            
+            // compute the total size and duration of the segment
+            AP4_UI32 segment_size     = 0;
+            AP4_UI32 segment_duration = 0;
+            for (AP4_List<FragmentInfo>::Item* item = segment->m_Fragments.FirstItem();
+                                               item;
+                                               item = item->GetNext()) {
+                FragmentInfo* fragment = item->GetData();
+                segment_size     += (AP4_UI32)(fragment->m_Moof->GetSize()+fragment->m_MdatSize);
+                segment_duration += fragment->m_Duration;
+            }
+            
+            // update the sidx entry
+            reference.m_ReferencedSize     = segment_size;
+            reference.m_SubsegmentDuration = segment_duration;
             reference.m_StartsWithSap      = true;
             sidx->SetReference(segment_index++, reference);
         }
@@ -822,9 +857,6 @@
     // create an mfra container and write out the index
     AP4_ContainerAtom mfra(AP4_ATOM_TYPE_MFRA);
     for (unsigned int i=0; i<cursors.ItemCount(); i++) {
-        if (track_id && cursors[i]->m_Track->GetId() != track_id) {
-            continue;
-        }
         mfra.AddChild(cursors[i]->m_Tfra);
         cursors[i]->m_Tfra = NULL;
     }
@@ -837,7 +869,6 @@
     }
     
     // cleanup
-    fragments.DeleteReferences();
     for (unsigned int i=0; i<cursors.ItemCount(); i++) {
         delete cursors[i];
     }
@@ -847,6 +878,8 @@
         FragmentInfo* fragment = item->GetData();
         delete fragment->m_Moof;
     }
+    fragments.DeleteReferences();
+    indexed_segments.DeleteReferences();
     delete output_movie;
 }
 
@@ -1047,11 +1080,11 @@
     const char*  input_filename                = NULL;
     const char*  output_filename               = NULL;
     const char*  track_selector                = NULL;
-    AP4_UI32     selected_track_id             = 0;
     unsigned int fragment_duration             = 0;
     bool         auto_detect_fragment_duration = true;
     bool         create_segment_index          = false;
     bool         quiet                         = false;
+    bool         copy_udta                     = false;
     AP4_UI32     timescale                     = 0;
     AP4_Result   result;
 
@@ -1090,7 +1123,7 @@
                 fprintf(stderr, "ERROR: missing argument after --tfdt-start option\n");
                 return 1;
             }
-            Options.tfdt_start = strtof(arg, NULL);
+            Options.tfdt_start = strtod(arg, NULL);
         } else if (!strcmp(arg, "--sequence-number-start")) {
             arg = *argv++;
             if (arg == NULL) {
@@ -1133,6 +1166,8 @@
                 fprintf(stderr, "ERROR: missing argument after --track option\n");
                 return 1;
             }
+        } else if (!strcmp(arg, "--copy-udta")) {
+            copy_udta = true;
         } else {
             if (input_filename == NULL) {
                 input_filename = arg;
@@ -1189,12 +1224,13 @@
     AP4_Array<TrackCursor*> cursors;
     
     // iterate over all tracks
-    TrackCursor*  video_track = NULL;
-    TrackCursor*  audio_track = NULL;
-    TrackCursor*  subtitles_track = NULL;
-    unsigned int video_track_count = 0;
-    unsigned int audio_track_count = 0;
-    unsigned int subtitles_track_count = 0;
+    TrackCursor*  video_track           = NULL;
+    TrackCursor*  audio_track           = NULL;
+    TrackCursor*  subtitles_track       = NULL;
+    TrackCursor*  selected_track        = NULL;
+    unsigned int  video_track_count     = 0;
+    unsigned int  audio_track_count     = 0;
+    unsigned int  subtitles_track_count = 0;
     for (AP4_List<AP4_Track>::Item* track_item = input_file.GetMovie()->GetTracks().FirstItem();
                                     track_item;
                                     track_item = track_item->GetNext()) {
@@ -1247,35 +1283,34 @@
     if (track_selector) {
         if (!strncmp("audio", track_selector, 5)) {
             if (audio_track) {
-                selected_track_id = audio_track->m_Track->GetId();
+                selected_track = audio_track;
             } else {
                 fprintf(stderr, "ERROR: no audio track found\n");
                 return 1;
             }
         } else if (!strncmp("video", track_selector, 5)) {
             if (video_track) {
-                selected_track_id = video_track->m_Track->GetId();
+                selected_track = video_track;
             } else {
                 fprintf(stderr, "ERROR: no video track found\n");
                 return 1;
             }
         } else if (!strncmp("subtitles", track_selector, 9)) {
             if (subtitles_track) {
-                selected_track_id = subtitles_track->m_Track->GetId();
+                selected_track = subtitles_track;
             } else {
                 fprintf(stderr, "ERROR: no subtitles track found\n");
                 return 1;
             }
         } else {
-            selected_track_id = (AP4_UI32)strtol(track_selector, NULL, 10);
-            bool found = false;
+            AP4_UI32 selected_track_id = (AP4_UI32)strtol(track_selector, NULL, 10);
             for (unsigned int i=0; i<cursors.ItemCount(); i++) {
                 if (cursors[i]->m_Track->GetId() == selected_track_id) {
-                    found = true;
+                    selected_track = cursors[i];
                     break;
                 }
             }
-            if (!found) {
+            if (!selected_track) {
                 fprintf(stderr, "ERROR: track not found\n");
                 return 1;
             }
@@ -1375,7 +1410,13 @@
     }
     
     // fragment the file
-    Fragment(input_file, *output_stream, cursors, fragment_duration, timescale, selected_track_id, create_segment_index);
+    AP4_Array<TrackCursor*> tracks_to_fragment;
+    if (selected_track) {
+        tracks_to_fragment.Append(selected_track);
+    } else {
+        tracks_to_fragment = cursors;
+    }
+    Fragment(input_file, *output_stream, tracks_to_fragment, fragment_duration, timescale, create_segment_index, copy_udta);
     
     // cleanup and exit
     if (input_stream)  input_stream->Release();

bento4-1.5.1r622.tar.gz/Source/C++/Apps/Mp4Mux/Mp4Mux.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Apps/Mp4Mux/Mp4Mux.cpp Changed

@@ -154,30 +154,6 @@
         remove(m_Filename.GetChars());
     }
     
-    AP4_Result StoreSample(AP4_Sample& from_sample, AP4_Sample& to_sample) {
-        // clone the sample fields
-        to_sample = from_sample;
-        
-        // read the sample data
-        AP4_DataBuffer sample_data;
-        AP4_Result result = from_sample.ReadData(sample_data);
-        if (AP4_FAILED(result)) return result;
-        
-        // mark where we are going to store the sample data
-        AP4_Position position;
-        m_Stream->Tell(position);
-        to_sample.SetOffset(position);
-        
-        // write the sample data
-        result = m_Stream->Write(sample_data.GetData(), sample_data.GetDataSize());
-        if (AP4_FAILED(result)) return result;
-        
-        // update the stream for the new sample
-        to_sample.SetDataStream(*m_Stream);
-    
-        return AP4_SUCCESS;
-    }
-
     AP4_ByteStream* GetStream() { return m_Stream; }
     
 private:
@@ -1040,14 +1016,16 @@
         return 1;
     }
     
-    // create a multimedia file
-    AP4_File file(movie);
+    {
+        // create a multimedia file
+        AP4_File file(movie);
 
-    // set the file type
-    file.SetFileType(AP4_FILE_BRAND_MP42, 1, &brands[0], brands.ItemCount());
+        // set the file type
+        file.SetFileType(AP4_FILE_BRAND_MP42, 1, &brands[0], brands.ItemCount());
 
-    // write the file to the output
-    AP4_FileWriter::Write(file, *output);
+        // write the file to the output
+        AP4_FileWriter::Write(file, *output);
+    }
     
     // cleanup
     delete sample_storage;

bento4-1.5.1r622.tar.gz/Source/C++/Codecs/Ap4AvcParser.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Codecs/Ap4AvcParser.cpp Changed

bento4-1.5.1r622.tar.gz/Source/C++/Codecs/Ap4HevcParser.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Codecs/Ap4HevcParser.cpp Changed

bento4-1.5.1r622.tar.gz/Source/C++/Core/Ap4CommonEncryption.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Core/Ap4CommonEncryption.cpp Changed

@@ -64,6 +64,37 @@
 const unsigned int AP4_CENC_NAL_UNIT_ENCRYPTION_MIN_SIZE = 112;
 
 /*----------------------------------------------------------------------
+|   AP4_CencSubSampleMapAppend
++---------------------------------------------------------------------*/
+static void
+AP4_CencSubSampleMapAppendEntry(AP4_Array<AP4_UI16>& bytes_of_cleartext_data,
+                                AP4_Array<AP4_UI32>& bytes_of_encrypted_data,
+                                unsigned int         cleartext_size,
+                                unsigned int         encrypted_size)
+{
+    // if there's already an entry, attempt to extend the last entry
+    if (bytes_of_cleartext_data.ItemCount() > 0) {
+        AP4_Cardinal last_index = bytes_of_cleartext_data.ItemCount() - 1;
+        if (bytes_of_encrypted_data[last_index] == 0) {
+            cleartext_size += bytes_of_cleartext_data[last_index];
+            bytes_of_cleartext_data.RemoveLast();
+            bytes_of_encrypted_data.RemoveLast();
+        }
+    }
+    
+    // append chunks of cleartext size taking into account that the cleartext_size field is only 16 bits
+    while (cleartext_size > 0xFFFF) {
+        bytes_of_cleartext_data.Append(0xFFFF);
+        bytes_of_encrypted_data.Append(0);
+        cleartext_size -= 0xFFFF;
+    }
+    
+    // append whatever is left
+    bytes_of_cleartext_data.Append(cleartext_size);
+    bytes_of_encrypted_data.Append(encrypted_size);
+}
+
+/*----------------------------------------------------------------------
 |   AP4_CencBasicSubSampleMapper::GetSubSampleMap
 +---------------------------------------------------------------------*/
 AP4_Result 
@@ -160,7 +191,9 @@
         } else if (m_Format == AP4_SAMPLE_FORMAT_AVC1 ||
                    m_Format == AP4_SAMPLE_FORMAT_AVC2 ||
                    m_Format == AP4_SAMPLE_FORMAT_AVC3 ||
-                   m_Format == AP4_SAMPLE_FORMAT_AVC4) {
+                   m_Format == AP4_SAMPLE_FORMAT_AVC4 ||
+                   m_Format == AP4_SAMPLE_FORMAT_DVAV ||
+                   m_Format == AP4_SAMPLE_FORMAT_DVA1) {
             unsigned int nalu_type = in[m_NaluLengthSize] & 0x1F;
             if (nalu_type != AP4_AVC_NAL_UNIT_TYPE_CODED_SLICE_OF_NON_IDR_PICTURE &&
                 nalu_type != AP4_AVC_NAL_UNIT_TYPE_CODED_SLICE_DATA_PARTITION_A   &&
@@ -171,7 +204,9 @@
                 skip = true;
             }
         } else if (m_Format == AP4_SAMPLE_FORMAT_HEV1 ||
-                   m_Format == AP4_SAMPLE_FORMAT_HVC1) {
+                   m_Format == AP4_SAMPLE_FORMAT_HVC1 ||
+                   m_Format == AP4_SAMPLE_FORMAT_DVHE ||
+                   m_Format == AP4_SAMPLE_FORMAT_DVH1) {
             unsigned int nalu_type = (in[m_NaluLengthSize] >> 1) & 0x3F;
             if (nalu_type >= 32) {
                 // this NAL unit is not a VCL NAL unit
@@ -183,17 +218,10 @@
         if (cenc_layout && AP4_CompareStrings(cenc_layout, "nalu-length-and-type-only") == 0) {
             unsigned int cleartext_size = m_NaluLengthSize+1;
             unsigned int encrypted_size = nalu_size > cleartext_size ? nalu_size-cleartext_size : 0;
-            bytes_of_cleartext_data.Append(cleartext_size);
-            bytes_of_encrypted_data.Append(encrypted_size);
+            AP4_CencSubSampleMapAppendEntry(bytes_of_cleartext_data, bytes_of_encrypted_data, cleartext_size, encrypted_size);
         } else if (skip) {
             // use cleartext regions to cover the entire NAL unit
-            unsigned int range = nalu_size;
-            while (range) {
-                AP4_UI16 cleartext_size = (range <= 0xFFFF) ? range : 0xFFFF;
-                bytes_of_cleartext_data.Append(cleartext_size);
-                bytes_of_encrypted_data.Append(0);
-                range -= cleartext_size;
-            }
+            AP4_CencSubSampleMapAppendEntry(bytes_of_cleartext_data, bytes_of_encrypted_data, nalu_size, 0);
         } else {
             // leave some cleartext bytes at the start and encrypt the rest (multiple of blocks)
             unsigned int encrypted_size = nalu_size-(AP4_CENC_NAL_UNIT_ENCRYPTION_MIN_SIZE-16);
@@ -201,8 +229,7 @@
             unsigned int cleartext_size = nalu_size-encrypted_size;
             AP4_ASSERT(encrypted_size >= 16);
             AP4_ASSERT(cleartext_size >= m_NaluLengthSize);
-            bytes_of_cleartext_data.Append(cleartext_size);
-            bytes_of_encrypted_data.Append(encrypted_size);
+            AP4_CencSubSampleMapAppendEntry(bytes_of_cleartext_data, bytes_of_encrypted_data, cleartext_size, encrypted_size);
         }
                 
         // move the pointers
@@ -229,7 +256,9 @@
     if (format == AP4_SAMPLE_FORMAT_AVC1 ||
         format == AP4_SAMPLE_FORMAT_AVC2 ||
         format == AP4_SAMPLE_FORMAT_AVC3 ||
-        format == AP4_SAMPLE_FORMAT_AVC4) {
+        format == AP4_SAMPLE_FORMAT_AVC4 ||
+        format == AP4_SAMPLE_FORMAT_DVAV ||
+        format == AP4_SAMPLE_FORMAT_DVA1) {
         // create the parser
         m_AvcParser = new AP4_AvcFrameParser();
         
@@ -252,7 +281,9 @@
             ParseAvcData(pps.GetData(), pps.GetDataSize());
         }
     } else if (format == AP4_SAMPLE_FORMAT_HEV1 ||
-               format == AP4_SAMPLE_FORMAT_HVC1) {
+               format == AP4_SAMPLE_FORMAT_HVC1 ||
+               format == AP4_SAMPLE_FORMAT_DVHE ||
+               format == AP4_SAMPLE_FORMAT_DVH1) {
         // create the parser
         m_HevcParser = new AP4_HevcFrameParser();
         
@@ -358,7 +389,9 @@
         if (m_Format == AP4_SAMPLE_FORMAT_AVC1 ||
             m_Format == AP4_SAMPLE_FORMAT_AVC2 ||
             m_Format == AP4_SAMPLE_FORMAT_AVC3 ||
-            m_Format == AP4_SAMPLE_FORMAT_AVC4) {
+            m_Format == AP4_SAMPLE_FORMAT_AVC4 ||
+            m_Format == AP4_SAMPLE_FORMAT_DVAV ||
+            m_Format == AP4_SAMPLE_FORMAT_DVA1) {
             const AP4_UI08* nalu_data = &in[m_NaluLengthSize];
             unsigned int nalu_type = nalu_data[0] & 0x1F;
 
@@ -381,9 +414,7 @@
                 // leave the slice header in the clear, including the NAL type
                 unsigned int cleartext_size = m_NaluLengthSize+1+(slice_header.size+7)/8;
                 unsigned int encrypted_size = nalu_size-cleartext_size;
-                
-                bytes_of_cleartext_data.Append(cleartext_size);
-                bytes_of_encrypted_data.Append(encrypted_size);
+                AP4_CencSubSampleMapAppendEntry(bytes_of_cleartext_data, bytes_of_encrypted_data, cleartext_size, encrypted_size);
             } else {
                 // this NAL unit does not have a slice header
                 skip = true;
@@ -398,7 +429,9 @@
                 }
             }
         } else if (m_Format == AP4_SAMPLE_FORMAT_HEV1 ||
-                   m_Format == AP4_SAMPLE_FORMAT_HVC1) {
+                   m_Format == AP4_SAMPLE_FORMAT_HVC1 ||
+                   m_Format == AP4_SAMPLE_FORMAT_DVHE ||
+                   m_Format == AP4_SAMPLE_FORMAT_DVH1) {
             const AP4_UI08* nalu_data = &in[m_NaluLengthSize];
             unsigned int nalu_type = (nalu_data[0] >> 1) & 0x3F;
             
@@ -415,11 +448,8 @@
                 // NOTE: the slice header is always a multiple of 8 bits because of byte_alignment()
                 unsigned int header_size = slice_header.size/8;
                 unsigned int cleartext_size = m_NaluLengthSize+2+header_size;
-                //
                 unsigned int encrypted_size = nalu_size-cleartext_size;
-                
-                bytes_of_cleartext_data.Append(cleartext_size);
-                bytes_of_encrypted_data.Append(encrypted_size);
+                AP4_CencSubSampleMapAppendEntry(bytes_of_cleartext_data, bytes_of_encrypted_data, cleartext_size, encrypted_size);
             } else {
                 skip = true;
 
@@ -440,13 +470,7 @@
 
         if (skip) {
             // use cleartext regions to cover the entire NAL unit
-            unsigned int range = nalu_size;
-            while (range) {
-                AP4_UI16 cleartext_size = (range <= 0xFFFF) ? range : 0xFFFF;
-                bytes_of_cleartext_data.Append(cleartext_size);
-                bytes_of_encrypted_data.Append(0);
-                range -= cleartext_size;
-            }
+            AP4_CencSubSampleMapAppendEntry(bytes_of_cleartext_data, bytes_of_encrypted_data, nalu_size, 0);
         }
         
         // move the pointers
@@ -854,6 +878,7 @@
 public:
     // constructor
     AP4_CencFragmentEncrypter(AP4_CencVariant                         variant,
+                              AP4_UI32                                options,
                               AP4_ContainerAtom*                      traf,
                               AP4_CencEncryptingProcessor::Encrypter* encrypter,
                               AP4_UI32                                cleartext_sample_description_index);
@@ -868,6 +893,7 @@
 private:
     // members
     AP4_CencVariant                         m_Variant;
+    AP4_UI32                                m_Options;
     AP4_ContainerAtom*                      m_Traf;
     AP4_CencSampleEncryption*               m_SampleEncryptionAtom;
     AP4_CencSampleEncryption*               m_SampleEncryptionAtomShadow;
@@ -881,10 +907,12 @@
 |   AP4_CencFragmentEncrypter::AP4_CencFragmentEncrypter
 +---------------------------------------------------------------------*/
 AP4_CencFragmentEncrypter::AP4_CencFragmentEncrypter(AP4_CencVariant                         variant,
+                                                     AP4_UI32                                options,
                                                      AP4_ContainerAtom*                      traf,
                                                      AP4_CencEncryptingProcessor::Encrypter* encrypter,
                                                      AP4_UI32                                cleartext_sample_description_index) :
     m_Variant(variant),
+    m_Options(options),
     m_Traf(traf),
     m_SampleEncryptionAtom(NULL),
     m_SampleEncryptionAtomShadow(NULL),
@@ -936,16 +964,16 @@
             break;
             
         case AP4_CENC_VARIANT_MPEG_CENC:
-            if (AP4_GlobalOptions::GetBool("mpeg-cenc.piff-compatible")) {
+            if (m_Options & AP4_CencEncryptingProcessor::OPTION_PIFF_COMPATIBILITY) {
                 AP4_UI08 iv_size = 8;
-                if (AP4_GlobalOptions::GetBool("mpeg-cenc.iv-size-16")) {
+                if (m_Options & AP4_CencEncryptingProcessor::OPTION_PIFF_IV_SIZE_16) {
                     iv_size = 16;
                 }
                 m_SampleEncryptionAtom       = new AP4_SencAtom(iv_size);
                 m_SampleEncryptionAtomShadow = new AP4_PiffSampleEncryptionAtom(iv_size);
             } else {
                 AP4_UI08 iv_size = 16; // default
-                if (AP4_GlobalOptions::GetBool("mpeg-cenc.iv-size-8")) {
+                if (m_Options & AP4_CencEncryptingProcessor::OPTION_IV_SIZE_8) {
                     iv_size = 8;
                 }
                 m_SampleEncryptionAtom = new AP4_SencAtom(iv_size);
@@ -988,7 +1016,7 @@
     
     // this is mostly for testing: forces the clients to parse saio/saiz instead
     // on relying on 'senc'
-    if (AP4_GlobalOptions::GetBool("mpeg-cenc.no-senc")) {
+    if (m_Options & AP4_CencEncryptingProcessor::OPTION_NO_SENC) {
         m_SampleEncryptionAtom->GetOuter().SetType(AP4_ATOM_TYPE('s', 'e', 'n', 'C'));
     }
 
@@ -1160,8 +1188,10 @@
 |   AP4_CencEncryptingProcessor:AP4_CencEncryptingProcessor
 +---------------------------------------------------------------------*/
 AP4_CencEncryptingProcessor::AP4_CencEncryptingProcessor(AP4_CencVariant         variant,
+                                                         AP4_UI32                options,
                                                          AP4_BlockCipherFactory* block_cipher_factory) :
-    m_Variant(variant)
+    m_Variant(variant),
+    m_Options(options)
 {
     // create a block cipher factory if none is given
     if (block_cipher_factory == NULL) {
@@ -1243,7 +1273,7 @@
              m_Variant == AP4_CENC_VARIANT_MPEG_CBC1 ||
              m_Variant == AP4_CENC_VARIANT_MPEG_CENS ||
              m_Variant == AP4_CENC_VARIANT_MPEG_CBCS) &&
-            AP4_GlobalOptions::GetBool("mpeg-cenc.eme-pssh")) {
+            (m_Options & OPTION_EME_PSSH)) {
             AP4_DataBuffer kids;
             AP4_UI32       kid_count = 0;
             const AP4_List<AP4_TrackPropertyMap::Entry>& prop_entries = m_PropertyMap.GetEntries();
@@ -1488,9 +1518,8 @@
             cipher_mode = AP4_BlockCipher::CTR;
             cipher_ctr_params.counter_size = 8;
             cipher_mode_params = &cipher_ctr_params;
-            if ((AP4_GlobalOptions::GetBool("mpeg-cenc.piff-compatible") ||
-                  AP4_GlobalOptions::GetBool("mpeg-cenc.iv-size-8")) &&
-                 !AP4_GlobalOptions::GetBool("mpeg-cenc.iv-size-16")) {
+            if ((m_Options & OPTION_IV_SIZE_8) ||
+                ((m_Options & OPTION_PIFF_COMPATIBILITY) && !(m_Options & OPTION_PIFF_IV_SIZE_16))) {
                 cipher_iv_size = 8;
             }
 
@@ -1510,7 +1539,7 @@
             cipher_mode = AP4_BlockCipher::CTR;
             cipher_ctr_params.counter_size = 8;
             cipher_mode_params = &cipher_ctr_params;
-            if (AP4_GlobalOptions::GetBool("mpeg-cenc.iv-size-8") && !AP4_GlobalOptions::GetBool("mpeg-cenc.iv-size-16")) {
+            if (m_Options & OPTION_IV_SIZE_8) {
                 cipher_iv_size = 8;
             }
             if (enc_format == AP4_ATOM_TYPE_ENCV) {
@@ -1712,7 +1741,7 @@
             }
         }
     }
-    return new AP4_CencFragmentEncrypter(m_Variant, traf, encrypter, clear_sample_description_index);
+    return new AP4_CencFragmentEncrypter(m_Variant, m_Options, traf, encrypter, clear_sample_description_index);
 }
 
 /*----------------------------------------------------------------------

bento4-1.5.1r622.tar.gz/Source/C++/Core/Ap4CommonEncryption.h -> bento4-1.5.1r623.tar.gz/Source/C++/Core/Ap4CommonEncryption.h Changed

@@ -592,6 +592,13 @@
 class AP4_CencEncryptingProcessor : public AP4_Processor
 {
 public:
+    // class constants
+    static const AP4_UI32 OPTION_EME_PSSH           = 0x01; ///< Include a 'standard EME' pssh atom in the output
+    static const AP4_UI32 OPTION_PIFF_COMPATIBILITY = 0x02; ///< Attempt to create an output that is compatible with the PIFF format
+    static const AP4_UI32 OPTION_PIFF_IV_SIZE_16    = 0x04; ///< With the PIFF-compatibiity option, use an IV of size 16 when possible (instead of 8)
+    static const AP4_UI32 OPTION_IV_SIZE_8          = 0x08; ///< Use an IV of size 8 when possible (instead of 16 by default).
+    static const AP4_UI32 OPTION_NO_SENC            = 0x10; ///< Don't output an 'senc' atom
+
     // types
     struct Encrypter {
         Encrypter(AP4_UI32 track_id, AP4_UI32 cleartext_fragments, AP4_CencSampleEncrypter* sample_encrypter) :
@@ -608,6 +615,7 @@
 
     // constructor
     AP4_CencEncryptingProcessor(AP4_CencVariant         variant,
+                                AP4_UI32                options = 0,
                                 AP4_BlockCipherFactory* block_cipher_factory = NULL);
     ~AP4_CencEncryptingProcessor();
 
@@ -630,6 +638,7 @@
 protected:    
     // members
     AP4_CencVariant          m_Variant;
+    AP4_UI32                 m_Options;
     AP4_BlockCipherFactory*  m_BlockCipherFactory;
     AP4_ProtectionKeyMap     m_KeyMap;
     AP4_TrackPropertyMap     m_PropertyMap;

bento4-1.5.1r622.tar.gz/Source/C++/Core/Ap4FtypAtom.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Core/Ap4FtypAtom.cpp Changed

bento4-1.5.1r622.tar.gz/Source/C++/Core/Ap4Processor.h -> bento4-1.5.1r623.tar.gz/Source/C++/Core/Ap4Processor.h Changed

bento4-1.5.1r622.tar.gz/Source/C++/Core/Ap4Protection.cpp -> bento4-1.5.1r623.tar.gz/Source/C++/Core/Ap4Protection.cpp Changed

bento4-1.5.1r622.tar.gz/Source/Python/utils/mp4-dash.py -> bento4-1.5.1r623.tar.gz/Source/Python/utils/mp4-dash.py Changed

@@ -28,7 +28,7 @@
 
 # setup main options
 VERSION = "1.8.0"
-SDK_REVISION = '622'
+SDK_REVISION = '623'
 SCRIPT_PATH = path.abspath(path.dirname(__file__))
 sys.path += [SCRIPT_PATH]
 
@@ -379,7 +379,7 @@
             maxHeight = 0
             for video_track in video_tracks:
                 if minWidth  == 0 or video_track.width < minWidth:  minWidth  = video_track.width
-                if minHeight == 0 or video_track.width < minHeight: minHeight = video_track.height
+                if minHeight == 0 or video_track.height < minHeight: minHeight = video_track.height
                 if video_track.width  > maxWidth:  maxWidth  = video_track.width
                 if video_track.height > maxHeight: maxHeight = video_track.height
 
@@ -599,7 +599,7 @@
 def OutputHlsCommon(options, track, media_subdir, playlist_name, media_file_name):
     hls_target_duration = math.ceil(max(track.segment_durations))
 
-    playlist_file = open(path.join(options.output_dir, media_subdir, playlist_name), 'w+')
+    playlist_file = open(path.join(options.output_dir, media_subdir, playlist_name), 'wb+')
     playlist_file.write('#EXTM3U\r\n')
     playlist_file.write('# Created with Bento4 mp4-dash.py, VERSION=' + VERSION + '-' + SDK_REVISION+'\r\n')
     playlist_file.write('#\r\n')
@@ -697,7 +697,7 @@
     all_video_tracks     = sum(video_sets.values(),     [])
     all_subtitles_tracks = sum(subtitles_sets.values(), [])
 
-    master_playlist_file = open(path.join(options.output_dir, options.hls_master_playlist_name), 'w+');
+    master_playlist_file = open(path.join(options.output_dir, options.hls_master_playlist_name), 'wb+')
     master_playlist_file.write('#EXTM3U\r\n')
     master_playlist_file.write('# Created with Bento4 mp4-dash.py, VERSION=' + VERSION + '-' + SDK_REVISION+'\r\n')
     master_playlist_file.write('#\r\n')

bento4-1.5.1r622.tar.gz/Source/Python/utils/mp4-hls.py -> bento4-1.5.1r623.tar.gz/Source/Python/utils/mp4-hls.py Changed

@@ -27,13 +27,13 @@
 
 # setup main options
 VERSION = "1.1.0"
-SDK_REVISION = '622'
+SDK_REVISION = '623'
 SCRIPT_PATH = path.abspath(path.dirname(__file__))
 sys.path += [SCRIPT_PATH]
 
 #############################################
 def CreateSubtitlesPlaylist(playlist_filename, webvtt_filename, duration):
-    playlist = open(playlist_filename, 'w+')
+    playlist = open(playlist_filename, 'wb+')
     playlist.write('#EXTM3U\r\n')
     playlist.write('#EXT-X-TARGETDURATION:%d\r\n' % (duration))
     playlist.write('#EXT-X-VERSION:3\r\n')
@@ -183,17 +183,20 @@
     file_extension = media_info.get('file_extension', 'ts')
 
     kwargs = {
-        'index_filename':            path.join(out_dir, 'stream.m3u8'),
+        'index_filename':            path.join(out_dir, options.media_playlist_name),
         'segment_filename_template': path.join(out_dir, 'segment-%d.'+file_extension),
         'segment_url_template':      'segment-%d.'+file_extension,
         'show_info':                 True
     }
 
+    if options.base_url != "":
+        kwargs["segment_url_template"] = options.base_url+media_info["dir"]+'/'+'segment-%d.'+file_extension
+
     if options.hls_version != 3:
         kwargs['hls_version'] = str(options.hls_version)
 
     if options.hls_version >= 4:
-        kwargs['iframe_index_filename'] = path.join(out_dir, 'iframes.m3u8')
+        kwargs['iframe_index_filename'] = path.join(out_dir, options.iframe_playlist_name)
 
     if options.output_single_file:
         kwargs['segment_filename_template'] = path.join(out_dir, 'media.'+file_extension)
@@ -234,6 +237,7 @@
     json_info = Mp42Hls(options,
                         media_info['source'].filename,
                         **kwargs)
+
     media_info['info'] = json.loads(json_info, strict=False)
     if options.verbose:
         print json_info
@@ -340,7 +344,7 @@
             ProcessSource(options, audio_track.media_info, out_dir)
 
     # start the master playlist
-    master_playlist = open(path.join(options.output_dir, options.master_playlist_name), "w+")
+    master_playlist = open(path.join(options.output_dir, options.master_playlist_name), "wb+")
     master_playlist.write("#EXTM3U\r\n")
     master_playlist.write('# Created with Bento4 mp4-hls.py version '+VERSION+'r'+SDK_REVISION+'\r\n')
 
@@ -402,7 +406,7 @@
                                       audio_track.media_info['language_name'],
                                       audio_track.media_info['language'],
                                       extra_info,
-                                      audio_track.media_info['dir']+'/stream.m3u8')).encode('utf-8'))
+                                      options.base_url+audio_track.media_info['dir']+'/'+options.media_playlist_name)).encode('utf-8'))
             audio_groups.append({
                 'name':                group_name,
                 'codec':               group_codec,
@@ -457,7 +461,7 @@
                 ext_x_stream_inf += ',SUBTITLES="subtitles"'
 
             master_playlist.write(ext_x_stream_inf+'\r\n')
-            master_playlist.write(media['dir']+'/stream.m3u8\r\n')
+            master_playlist.write(options.base_url+media['dir']+'/'+options.media_playlist_name+'\r\n')
 
     # write the I-FRAME playlist info
     if not audio_only and options.hls_version >= 4:
@@ -472,7 +476,7 @@
                                         media_info['video']['codec'],
                                         int(media_info['video']['width']),
                                         int(media_info['video']['height']),
-                                        media['dir']+'/iframes.m3u8')
+                                        options.base_url+media['dir']+'/'+options.iframe_playlist_name)
             master_playlist.write(ext_x_i_frame_stream_inf+'\r\n')
 
 #############################################
@@ -510,6 +514,10 @@
                       help="HLS Version (default: 4)")
     parser.add_option('', '--master-playlist-name', dest="master_playlist_name", metavar="<filename>", default='master.m3u8',
                       help="Master Playlist name")
+    parser.add_option('', '--media-playlist-name', dest="media_playlist_name", metavar="<name>", default='stream.m3u8',
+                      help="Media Playlist name")
+    parser.add_option('', '--iframe-playlist-name', dest="iframe_playlist_name", metavar="<name>", default='iframes.m3u8',
+                      help="I-frame Playlist name")
     parser.add_option('', '--output-single-file', dest="output_single_file", action='store_true', default=False,
                       help="Store segment data in a single output file per input file")
     parser.add_option('', '--audio-format', dest="audio_format", default='packed',
@@ -536,6 +544,8 @@
                       help="Output the encryption key to a file (default: don't output the key). This option is only valid when the encryption key format is 'identity'")
     parser.add_option('', "--exec-dir", metavar="<exec_dir>", dest="exec_dir", default=default_exec_dir,
                       help="Directory where the Bento4 executables are located")
+    parser.add_option('', "--base-url", metavar="<base_url>", dest="base_url", default="",
+                      help="The base URL for the Media Playlists and TS files listed in the playlists. This is the prefix for the files.")
     (options, args) = parser.parse_args()
     if len(args) == 0:
         parser.print_help()
@@ -551,7 +561,7 @@
 
     # check options
     if options.output_encryption_key:
-        if options.encryption_key_uri:
+        if options.encryption_key_uri != "key.bin":
             sys.stderr.write("WARNING: the encryption key will not be output because a non-default key URI was specified\n")
             options.output_encryption_key = False
         if not options.encryption_key:

bento4-1.5.1r622.tar.gz/Source/Python/utils/mp4utils.py -> bento4-1.5.1r623.tar.gz/Source/Python/utils/mp4utils.py Changed

@@ -550,6 +550,7 @@
         for atom in self.tree:
             segment_size += atom['size']
             if atom['name'] == 'moof':
+                segment_size = atom['size']
                 trafs = FilterChildren(atom, 'traf')
                 if len(trafs) != 1:
                     PrintErrorAndExit('ERROR: unsupported input file, more than one "traf" box in fragment')
@@ -578,7 +579,6 @@
                 # remove the 'trun' entries to save some memory
                 for traf in trafs:
                     traf['children'] = [x for x in traf['children'] if x['name'] != 'trun']
-
             elif atom['name'] == 'mdat':
                 # end of fragment on 'mdat' atom
                 if track:
@@ -589,7 +589,7 @@
                         segment_bitrate = 0
                     track.segment_bitrates.append(segment_bitrate)
                 segment_size = 0
-
+                
         # parse the 'mfra' index if there is one and update segment durations.
         # this is needed to deal with input files that have an 'mfra' index that
         # does not exactly match the sample durations (because of rounding errors),

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Aloysius created request about 6 years ago

Aloysius accepted request about 6 years ago