Merge "Add to retrieve color aspects as metadata"
diff --git a/media/libmedia/include/media/mediametadataretriever.h b/media/libmedia/include/media/mediametadataretriever.h
index cdef637..1e5fa07 100644
--- a/media/libmedia/include/media/mediametadataretriever.h
+++ b/media/libmedia/include/media/mediametadataretriever.h
@@ -68,6 +68,9 @@
     METADATA_KEY_VIDEO_FRAME_COUNT  = 32,
     METADATA_KEY_EXIF_OFFSET     = 33,
     METADATA_KEY_EXIF_LENGTH     = 34,
+    METADATA_KEY_COLOR_STANDARD  = 35,
+    METADATA_KEY_COLOR_TRANSFER  = 36,
+    METADATA_KEY_COLOR_RANGE     = 37,
 
     // Add more here...
 };
diff --git a/media/libstagefright/StagefrightMetadataRetriever.cpp b/media/libstagefright/StagefrightMetadataRetriever.cpp
index c51ac8d..20aa4de 100644
--- a/media/libstagefright/StagefrightMetadataRetriever.cpp
+++ b/media/libstagefright/StagefrightMetadataRetriever.cpp
@@ -35,6 +35,7 @@
 #include <media/stagefright/MediaErrors.h>
 #include <media/stagefright/MediaExtractorFactory.h>
 #include <media/stagefright/MetaData.h>
+#include <media/stagefright/Utils.h>
 #include <media/CharacterEncodingDetector.h>
 
 namespace android {
@@ -402,6 +403,25 @@
     return mMetaData.valueAt(index).string();
 }
 
+void StagefrightMetadataRetriever::parseColorAspects(const sp<MetaData>& meta) {
+    sp<AMessage> format = new AMessage();
+    if (convertMetaDataToMessage(meta, &format) != OK) {
+        return;
+    }
+
+    int32_t standard, transfer, range;
+    if (format->findInt32("color-standard", &standard)
+            && format->findInt32("color-transfer", &transfer)
+            && format->findInt32("color-range", &range)) {
+        ALOGV("found color aspects : standard=%d, transfer=%d, range=%d",
+                standard, transfer, range);
+
+        mMetaData.add(METADATA_KEY_COLOR_STANDARD, String8::format("%d", standard));
+        mMetaData.add(METADATA_KEY_COLOR_TRANSFER, String8::format("%d", transfer));
+        mMetaData.add(METADATA_KEY_COLOR_RANGE, String8::format("%d", range));
+    }
+}
+
 void StagefrightMetadataRetriever::parseMetaData() {
     sp<MetaData> meta = mExtractor->getMetaData();
 
@@ -541,6 +561,8 @@
                 if (!trackMeta->findInt32(kKeyFrameCount, &videoFrameCount)) {
                     videoFrameCount = 0;
                 }
+
+                parseColorAspects(trackMeta);
             } else if (!strncasecmp("image/", mime, 6)) {
                 int32_t isPrimary;
                 if (trackMeta->findInt32(
diff --git a/media/libstagefright/Utils.cpp b/media/libstagefright/Utils.cpp
index cf5e91e..7f39ab3 100644
--- a/media/libstagefright/Utils.cpp
+++ b/media/libstagefright/Utils.cpp
@@ -950,6 +950,56 @@
             msg->setInt32("android._is-hdr", (info & hvcc.kInfoIsHdr) != 0);
         }
 
+        uint32_t isoPrimaries, isoTransfer, isoMatrix, isoRange;
+        if (hvcc.findParam32(kColourPrimaries, &isoPrimaries)
+                && hvcc.findParam32(kTransferCharacteristics, &isoTransfer)
+                && hvcc.findParam32(kMatrixCoeffs, &isoMatrix)
+                && hvcc.findParam32(kVideoFullRangeFlag, &isoRange)) {
+            ALOGV("found iso color aspects : primaris=%d, transfer=%d, matrix=%d, range=%d",
+                    isoPrimaries, isoTransfer, isoMatrix, isoRange);
+
+            ColorAspects aspects;
+            ColorUtils::convertIsoColorAspectsToCodecAspects(
+                    isoPrimaries, isoTransfer, isoMatrix, isoRange, aspects);
+
+            if (aspects.mPrimaries == ColorAspects::PrimariesUnspecified) {
+                int32_t primaries;
+                if (meta->findInt32(kKeyColorPrimaries, &primaries)) {
+                    ALOGV("unspecified primaries found, replaced to %d", primaries);
+                    aspects.mPrimaries = static_cast<ColorAspects::Primaries>(primaries);
+                }
+            }
+            if (aspects.mTransfer == ColorAspects::TransferUnspecified) {
+                int32_t transferFunction;
+                if (meta->findInt32(kKeyTransferFunction, &transferFunction)) {
+                    ALOGV("unspecified transfer found, replaced to %d", transferFunction);
+                    aspects.mTransfer = static_cast<ColorAspects::Transfer>(transferFunction);
+                }
+            }
+            if (aspects.mMatrixCoeffs == ColorAspects::MatrixUnspecified) {
+                int32_t colorMatrix;
+                if (meta->findInt32(kKeyColorMatrix, &colorMatrix)) {
+                    ALOGV("unspecified matrix found, replaced to %d", colorMatrix);
+                    aspects.mMatrixCoeffs = static_cast<ColorAspects::MatrixCoeffs>(colorMatrix);
+                }
+            }
+            if (aspects.mRange == ColorAspects::RangeUnspecified) {
+                int32_t range;
+                if (meta->findInt32(kKeyColorRange, &range)) {
+                    ALOGV("unspecified range found, replaced to %d", range);
+                    aspects.mRange = static_cast<ColorAspects::Range>(range);
+                }
+            }
+
+            int32_t standard, transfer, range;
+            if (ColorUtils::convertCodecColorAspectsToPlatformAspects(
+                    aspects, &range, &standard, &transfer) == OK) {
+                msg->setInt32("color-standard", standard);
+                msg->setInt32("color-transfer", transfer);
+                msg->setInt32("color-range", range);
+            }
+        }
+
         parseHevcProfileLevelFromHvcc((const uint8_t *)data, dataSize, msg);
     } else if (meta->findData(kKeyESDS, &type, &data, &size)) {
         ESDS esds((const char *)data, size);
diff --git a/media/libstagefright/include/StagefrightMetadataRetriever.h b/media/libstagefright/include/StagefrightMetadataRetriever.h
index f78e125..1a44e1f 100644
--- a/media/libstagefright/include/StagefrightMetadataRetriever.h
+++ b/media/libstagefright/include/StagefrightMetadataRetriever.h
@@ -66,6 +66,7 @@
     sp<ImageDecoder> mImageDecoder;
     int mLastImageIndex;
     void parseMetaData();
+    void parseColorAspects(const sp<MetaData>& meta);
     // Delete album art and clear metadata.
     void clearMetadata();