Extract colormetry props from AVC-Intra bitstream

Map color primaries, transfer characteristic and matrix coefficients when available in the bitstream. Only set default BT709 transfer characteristic for ARD/ZDF/HDF or BT709 coding equations otherwise if they are not set in the bitstream.
bbc · Aug 29, 2023 · 20ea38e · 20ea38e
1 parent e7b722c
commit 20ea38e
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diff --git a/include/bmx/mxf_helper/AVCIMXFDescriptorHelper.h b/include/bmx/mxf_helper/AVCIMXFDescriptorHelper.h
@@ -34,6 +34,7 @@
 
 
 #include <bmx/mxf_helper/PictureMXFDescriptorHelper.h>
+#include <bmx/essence_parser/AVCEssenceParser.h>
 
 
 
@@ -66,6 +67,7 @@ class AVCIMXFDescriptorHelper : public PictureMXFDescriptorHelper
 
     virtual mxfpp::FileDescriptor* CreateFileDescriptor(mxfpp::HeaderMetadata *header_metadata);
     virtual void UpdateFileDescriptor();
+    void UpdateFileDescriptor(AVCEssenceParser *essence_parser);
 
     mxfpp::AVCSubDescriptor* GetAVCSubDescriptor() const { return mAVCSubDescriptor; }
 

diff --git a/src/mxf_helper/AVCIMXFDescriptorHelper.cpp b/src/mxf_helper/AVCIMXFDescriptorHelper.cpp
@@ -34,6 +34,7 @@
 #endif
 
 #include <bmx/mxf_helper/AVCIMXFDescriptorHelper.h>
+#include <bmx/mxf_helper/AVCMXFDescriptorHelper.h>
 #include <bmx/MXFUtils.h>
 #include <bmx/Utils.h>
 #include <bmx/BMXException.h>
@@ -368,10 +369,6 @@ void AVCIMXFDescriptorHelper::UpdateFileDescriptor()
     cdci_descriptor->setBlackRefLevel(64);
     cdci_descriptor->setWhiteReflevel(940);
     cdci_descriptor->setColorRange(897);
-    if ((mFlavour & MXFDESC_ARD_ZDF_HDF_PROFILE_FLAVOUR))
-        cdci_descriptor->setCaptureGamma(ITUR_BT709_TRANSFER_CH);
-    else
-        SetCodingEquationsMod(ITUR_BT709_CODING_EQ);
     switch (mEssenceType)
     {
         case AVCI200_1080I:
@@ -491,6 +488,30 @@ void AVCIMXFDescriptorHelper::UpdateFileDescriptor()
     }
 }
 
+void AVCIMXFDescriptorHelper::UpdateFileDescriptor(AVCEssenceParser *essence_parser)
+{
+    UpdateFileDescriptor();
+
+    CDCIEssenceDescriptor *cdci_descriptor = dynamic_cast<CDCIEssenceDescriptor*>(mFileDescriptor);
+    BMX_ASSERT(cdci_descriptor);
+
+    if (!cdci_descriptor->haveColorPrimaries())
+        AVCMXFDescriptorHelper::MapColorPrimaries(essence_parser->GetColorPrimaries(), this);
+    if (!cdci_descriptor->haveCaptureGamma())
+        AVCMXFDescriptorHelper::MapTransferCharacteristic(essence_parser->GetTransferCharacteristics(), this);
+    if (!cdci_descriptor->haveCodingEquations())
+        AVCMXFDescriptorHelper::MapMatrixCoefficients(essence_parser->GetMatrixCoefficients(), this);
+
+    // The defaults below were previously set in UpdateFileDescriptor()
+    if ((mFlavour & MXFDESC_ARD_ZDF_HDF_PROFILE_FLAVOUR)) {
+        if (!cdci_descriptor->haveCaptureGamma())
+            cdci_descriptor->setCaptureGamma(ITUR_BT709_TRANSFER_CH);
+    } else {
+        if (!cdci_descriptor->haveCodingEquations())
+            SetCodingEquationsMod(ITUR_BT709_CODING_EQ);
+    }
+}
+
 uint32_t AVCIMXFDescriptorHelper::GetSampleSize()
 {
     return SUPPORTED_ESSENCE[mEssenceIndex].frame_size;

diff --git a/src/writer_helper/AVCIWriterHelper.cpp b/src/writer_helper/AVCIWriterHelper.cpp
@@ -227,6 +227,9 @@ uint32_t AVCIWriterHelper::ProcessFrame(const unsigned char *data, uint32_t size
             mPPSFirstAUOnly = true;
             mPPSEveryAU     = true;
         }
+
+        if (mDescriptorHelper)
+            mDescriptorHelper->UpdateFileDescriptor(&mEssenceParser);
     } else {
         if (output_has_header) {
             mSPSFirstAUOnly = false;

diff --git a/test/ard_zdf_hdf/avci100_1080i50.md5 b/test/ard_zdf_hdf/avci100_1080i50.md5
@@ -1 +1 @@
-5b0af46aade706f4d451e8d7cead0367
+70577a3c92e0a299551381a2f59bcad4
diff --git a/test/as02/avci100_1080i.md5s b/test/as02/avci100_1080i.md5s
@@ -1 +1 @@
-e940ed9e44850143592f9befcafab6bc;9190299834a0095d4cba164381eb7cbe;aee6a39ab371e0f48ecd1963cc6aa753;9099c59a079d6b6afaaac4d3c795d92c
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diff --git a/test/as02/avci100_1080p.md5s b/test/as02/avci100_1080p.md5s
@@ -1 +1 @@
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diff --git a/test/as02/avci100_720p25.md5s b/test/as02/avci100_720p25.md5s
@@ -1 +1 @@
-dfd3563b90575bddaaa96992d416dce0;a387b127e511e85361b2752f47e7760f;aee6a39ab371e0f48ecd1963cc6aa753;9099c59a079d6b6afaaac4d3c795d92c
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diff --git a/test/as02/avci100_720p50.md5s b/test/as02/avci100_720p50.md5s
@@ -1 +1 @@
-9e2618c7573ed547bb30146463e4b251;80d59bb94cf779289e1b087d45a719f0;591347a6158554abe755e203d5d3c427;779af677bc6369c7a9e5daef2fd19557
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diff --git a/test/as02/avci50_1080i.md5s b/test/as02/avci50_1080i.md5s
@@ -1 +1 @@
-3b3b8e3410b8b211d1e99e9bb08a350f;9921234f3708638a69845d68979fc9f4;aee6a39ab371e0f48ecd1963cc6aa753;9099c59a079d6b6afaaac4d3c795d92c
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diff --git a/test/as02/avci50_1080p.md5s b/test/as02/avci50_1080p.md5s
@@ -1 +1 @@
-ce51bad683a2be8dd909d81ddd581a30;f245ecf6356f8179d79c86cef6f49246;aee6a39ab371e0f48ecd1963cc6aa753;9099c59a079d6b6afaaac4d3c795d92c
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diff --git a/test/as02/avci50_720p25.md5s b/test/as02/avci50_720p25.md5s
@@ -1 +1 @@
-65b1863f1428a3c3f03281bc63494406;bb1f23b7b1919c290738693e3708849e;aee6a39ab371e0f48ecd1963cc6aa753;9099c59a079d6b6afaaac4d3c795d92c
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diff --git a/test/as02/avci50_720p50.md5s b/test/as02/avci50_720p50.md5s
@@ -1 +1 @@
-7c55a0509dcc7a31858e9a785ed55760;705019adcbbd30896698297e6ea5db69;591347a6158554abe755e203d5d3c427;779af677bc6369c7a9e5daef2fd19557
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diff --git a/test/as11/avci100_1080i.md5 b/test/as11/avci100_1080i.md5
@@ -1 +1 @@
-b4659805d7ea0f4f96eafb147c9b057c
+688641e6ab650ed45107ff1b7f5f97d7
diff --git a/test/avid_mxf/avci100_1080i.md5s b/test/avid_mxf/avci100_1080i.md5s
@@ -1 +1 @@
-90dd4ec3802049cf9906a6581ec2ba83;95978679d2c634fa648ef276a436d19e;880a6753e6bc03e359165d8bbf8bdc13
+f35d08f330b3fd619d0a2a017c427d23;95978679d2c634fa648ef276a436d19e;880a6753e6bc03e359165d8bbf8bdc13
diff --git a/test/avid_mxf/avci100_1080i_gf.md5s b/test/avid_mxf/avci100_1080i_gf.md5s
@@ -1 +1 @@
-e2c021fb135d51b8530c8f669fff006c;8d41d181f62636be2059ff6e8aee01ce;796084c787c637640ff97a808850ee70
+17b36f71ce65925fc19fe7a03bf10452;8d41d181f62636be2059ff6e8aee01ce;796084c787c637640ff97a808850ee70
diff --git a/test/avid_mxf/avci100_1080i_gfp.md5s b/test/avid_mxf/avci100_1080i_gfp.md5s
@@ -1 +1 @@
-f98db608d6dc6543dad5d4b7a513394f;b9c06834edca344806a5367181638129;091c88d6ecee6204cbf6c6c30078c307
+d0bc862c43ab294615f5388501175d48;b9c06834edca344806a5367181638129;091c88d6ecee6204cbf6c6c30078c307
diff --git a/test/avid_mxf/avci100_1080p.md5s b/test/avid_mxf/avci100_1080p.md5s
@@ -1 +1 @@
-728165a2d87ad4f4c9550d9150a52c9b;95978679d2c634fa648ef276a436d19e;880a6753e6bc03e359165d8bbf8bdc13
+cf4e042518e6beab63ee76f516512ff0;95978679d2c634fa648ef276a436d19e;880a6753e6bc03e359165d8bbf8bdc13
diff --git a/test/avid_mxf/avci100_720p25.md5s b/test/avid_mxf/avci100_720p25.md5s
@@ -1 +1 @@
-7629b4f9e91e7cdc4a4afe0cae5047ee;95978679d2c634fa648ef276a436d19e;880a6753e6bc03e359165d8bbf8bdc13
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diff --git a/test/avid_mxf/avci100_720p50.md5s b/test/avid_mxf/avci100_720p50.md5s
@@ -1 +1 @@
-5a27ae932d033df05430e6533c3abc33;5a7147263d5189e04175644f409a481f;22d8ff361b53e8505878bcc3c5012629
+8e7ef5bf00eac6284e3b05e9f61b03d6;5a7147263d5189e04175644f409a481f;22d8ff361b53e8505878bcc3c5012629
diff --git a/test/avid_mxf/avci50_1080i.md5s b/test/avid_mxf/avci50_1080i.md5s
@@ -1 +1 @@
-b9104fb1e934194fb5c7f5a6ad83ca6d;95978679d2c634fa648ef276a436d19e;880a6753e6bc03e359165d8bbf8bdc13
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diff --git a/test/avid_mxf/avci50_1080p.md5s b/test/avid_mxf/avci50_1080p.md5s
@@ -1 +1 @@
-d4f8f35415b1fe954c889dbb6793c27c;95978679d2c634fa648ef276a436d19e;880a6753e6bc03e359165d8bbf8bdc13
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diff --git a/test/avid_mxf/avci50_720p25.md5s b/test/avid_mxf/avci50_720p25.md5s
@@ -1 +1 @@
-5d9f28f4353414956e7f65a458b06df0;95978679d2c634fa648ef276a436d19e;880a6753e6bc03e359165d8bbf8bdc13
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diff --git a/test/avid_mxf/avci50_720p50.md5s b/test/avid_mxf/avci50_720p50.md5s
@@ -1 +1 @@
-9ea37fd15758eefad5f1983829277e71;5a7147263d5189e04175644f409a481f;22d8ff361b53e8505878bcc3c5012629
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diff --git a/test/bmxtranswrap/avci100_1080i_op1a_op1a.md5 b/test/bmxtranswrap/avci100_1080i_op1a_op1a.md5
@@ -1 +1 @@
-d690f51ce4a4b8d7b70f9b72a336d9dc
+39c516800eb6c470d55cdae546dfd38a
diff --git a/test/mca/mca_mono.md5 b/test/mca/mca_mono.md5
@@ -1 +1 @@
-e5f479dfea5a4767108b5a4cc0de4d28
+cc57950fae38fd2066326da36fec4835
diff --git a/test/mca/mca_mono_silence.md5 b/test/mca/mca_mono_silence.md5
@@ -1 +1 @@
-587e38fabd16f3734a55925ee73d85fa
+aab7eff66bc5731d5c5577e5dbce45d9
diff --git a/test/mca/mca_monorem.md5 b/test/mca/mca_monorem.md5
@@ -1 +1 @@
-e5f479dfea5a4767108b5a4cc0de4d28
+cc57950fae38fd2066326da36fec4835
diff --git a/test/mca/mca_reorder_mono.md5 b/test/mca/mca_reorder_mono.md5
@@ -1 +1 @@
-f77f063c6ed079e49ad5102dfa8cd468
+747b524275483cf771699a08cc473950
diff --git a/test/mca/mca_reorder_stereo.md5 b/test/mca/mca_reorder_stereo.md5
@@ -1 +1 @@
-aeae5e37d32e6dfbde14d4f9676dbf2b
+7e76e60dbf66badc0b960944dc618ff7
diff --git a/test/mca/mca_singlemca.md5 b/test/mca/mca_singlemca.md5
@@ -1 +1 @@
-b5dbcf686808500a0ec69a4716fcf5b4
+fc9841a2d8bdf7646edc6455c3712a0a
diff --git a/test/mca/mca_stereo.md5 b/test/mca/mca_stereo.md5
@@ -1 +1 @@
-92cf40da7c1aa964bed864715608d8f6
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diff --git a/test/mca/mca_stereo_silence.md5 b/test/mca/mca_stereo_silence.md5
@@ -1 +1 @@
-3142980ae59c1b4fcda741caa88999d5
+dcd32104699e7402b99b0139733e6452
diff --git a/test/mca/mca_stereoprem.md5 b/test/mca/mca_stereoprem.md5
@@ -1 +1 @@
-b3bfa46defef19bf6b58d7746b19960d
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diff --git a/test/mca/mca_stereops2p4.md5 b/test/mca/mca_stereops2p4.md5
@@ -1 +1 @@
-4ec65e333542a1d19a967324b030ff57
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diff --git a/test/mca/mca_stereopstereopmonorem.md5 b/test/mca/mca_stereopstereopmonorem.md5
@@ -1 +1 @@
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diff --git a/test/mca/mcalabels_imf.md5 b/test/mca/mcalabels_imf.md5
@@ -1 +1 @@
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diff --git a/test/mca/mcalabels_mess.md5 b/test/mca/mcalabels_mess.md5
@@ -1 +1 @@
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diff --git a/test/mca/mcalabels_mixed.md5 b/test/mca/mcalabels_mixed.md5
@@ -1 +1 @@
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diff --git a/test/mca/mcalabels_mono.md5 b/test/mca/mcalabels_mono.md5
@@ -1 +1 @@
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diff --git a/test/mca/mcalabels_mononochan.md5 b/test/mca/mcalabels_mononochan.md5
@@ -1 +1 @@
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diff --git a/test/mca/mcalabels_properties.md5 b/test/mca/mcalabels_properties.md5
@@ -1 +1 @@
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diff --git a/test/mca/mcalabels_stereo.md5 b/test/mca/mcalabels_stereo.md5
@@ -1 +1 @@
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diff --git a/test/mca/mcalabels_stereop51.md5 b/test/mca/mcalabels_stereop51.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/anc.md5 b/test/mxf_op1a/anc.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci100_1080i.md5 b/test/mxf_op1a/avci100_1080i.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci100_1080p25.md5 b/test/mxf_op1a/avci100_1080p25.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci100_1080p50.md5 b/test/mxf_op1a/avci100_1080p50.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci100_720p25.md5 b/test/mxf_op1a/avci100_720p25.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci100_720p50.md5 b/test/mxf_op1a/avci100_720p50.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci200_1080i.md5 b/test/mxf_op1a/avci200_1080i.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci200_1080p50.md5 b/test/mxf_op1a/avci200_1080p50.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci200_720p50.md5 b/test/mxf_op1a/avci200_720p50.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci50_1080i.md5 b/test/mxf_op1a/avci50_1080i.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci50_1080p25.md5 b/test/mxf_op1a/avci50_1080p25.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci50_1080p50.md5 b/test/mxf_op1a/avci50_1080p50.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci50_720p25.md5 b/test/mxf_op1a/avci50_720p25.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/avci50_720p50.md5 b/test/mxf_op1a/avci50_720p50.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/index_follows_1.md5 b/test/mxf_op1a/index_follows_1.md5
@@ -1 +1 @@
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diff --git a/test/mxf_op1a/index_follows_3.md5 b/test/mxf_op1a/index_follows_3.md5
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diff --git a/test/mxf_op1a/index_follows_4.md5 b/test/mxf_op1a/index_follows_4.md5
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diff --git a/test/mxf_op1a/vbi.md5 b/test/mxf_op1a/vbi.md5
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diff --git a/test/text_object/test_op1a.md5 b/test/text_object/test_op1a.md5
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diff --git a/test/timed_text/test_1.md5 b/test/timed_text/test_1.md5
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diff --git a/test/timed_text/test_10.md5 b/test/timed_text/test_10.md5
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