Merge "Return bits per sample and sample rate as metadata"
diff --git a/camera/ndk/Android.mk b/camera/ndk/Android.mk
index f5ff69d..53addf1 100644
--- a/camera/ndk/Android.mk
+++ b/camera/ndk/Android.mk
@@ -39,6 +39,8 @@
 LOCAL_CFLAGS += -fvisibility=hidden -D EXPORT='__attribute__ ((visibility ("default")))'
 LOCAL_CFLAGS += -Wall -Wextra -Werror
 
+LOCAL_LDFLAGS += -Wl,--version-script=$(LOCAL_PATH)/libcamera2ndk.map.txt
+
 LOCAL_SHARED_LIBRARIES := \
     libbinder \
     liblog \
diff --git a/media/extractors/flac/FLACExtractor.cpp b/media/extractors/flac/FLACExtractor.cpp
index a721b65..ccf80d0 100644
--- a/media/extractors/flac/FLACExtractor.cpp
+++ b/media/extractors/flac/FLACExtractor.cpp
@@ -618,6 +618,7 @@
             mTrackMetadata->setCString(kKeyMIMEType, MEDIA_MIMETYPE_AUDIO_RAW);
             mTrackMetadata->setInt32(kKeyChannelCount, getChannels());
             mTrackMetadata->setInt32(kKeySampleRate, getSampleRate());
+            mTrackMetadata->setInt32(kKeyBitsPerSample, getBitsPerSample());
             mTrackMetadata->setInt32(kKeyPcmEncoding, kAudioEncodingPcm16bit);
             // sample rate is non-zero, so division by zero not possible
             mTrackMetadata->setInt64(kKeyDuration,
diff --git a/media/extractors/wav/WAVExtractor.cpp b/media/extractors/wav/WAVExtractor.cpp
index f5a1b01..fe509bf 100644
--- a/media/extractors/wav/WAVExtractor.cpp
+++ b/media/extractors/wav/WAVExtractor.cpp
@@ -310,6 +310,7 @@
                 mTrackMeta.setInt32(kKeyChannelCount, mNumChannels);
                 mTrackMeta.setInt32(kKeyChannelMask, mChannelMask);
                 mTrackMeta.setInt32(kKeySampleRate, mSampleRate);
+                mTrackMeta.setInt32(kKeyBitsPerSample, mBitsPerSample);
                 mTrackMeta.setInt32(kKeyPcmEncoding, kAudioEncodingPcm16bit);
 
                 int64_t durationUs = 0;
diff --git a/media/libmedia/MediaUtils.cpp b/media/libmedia/MediaUtils.cpp
index 320c7a9..bcc7ebf 100644
--- a/media/libmedia/MediaUtils.cpp
+++ b/media/libmedia/MediaUtils.cpp
@@ -25,6 +25,7 @@
 #include "MediaUtils.h"
 
 extern "C" size_t __cfi_shadow_size();
+extern "C" void __scudo_set_rss_limit(size_t, int) __attribute__((weak));
 
 namespace android {
 
@@ -65,6 +66,14 @@
         maxMem = propVal;
     }
 
+    // If 64-bit Scudo is in use, enforce the hard RSS limit (in MB).
+    if (maxMem != SIZE_MAX && sizeof(void *) == 8 &&
+        &__scudo_set_rss_limit != 0) {
+      __scudo_set_rss_limit(maxMem >> 20, 1);
+      ALOGV("Scudo hard RSS limit set to %zu MB", maxMem >> 20);
+      return;
+    }
+
     // Increase by the size of the CFI shadow mapping. Most of the shadow is not
     // backed with physical pages, and it is possible for the result to be
     // higher than total physical memory. This is fine for RLIMIT_AS.