summaryrefslogtreecommitdiffstats
path: root/core/jni
diff options
context:
space:
mode:
Diffstat (limited to 'core/jni')
-rw-r--r--core/jni/Android.mk4
-rw-r--r--core/jni/android_hardware_SensorManager.cpp2
-rw-r--r--core/jni/android_hardware_camera2_DngCreator.cpp43
-rw-r--r--core/jni/android_view_SurfaceControl.cpp5
-rw-r--r--core/jni/com_android_internal_os_Zygote.cpp41
5 files changed, 92 insertions, 3 deletions
diff --git a/core/jni/Android.mk b/core/jni/Android.mk
index 6b07a47..fc15b964 100644
--- a/core/jni/Android.mk
+++ b/core/jni/Android.mk
@@ -20,6 +20,10 @@ ifneq ($(ENABLE_CPUSETS),)
LOCAL_CFLAGS += -DENABLE_CPUSETS
endif
+ifneq ($(ENABLE_SCHED_BOOST),)
+ LOCAL_CFLAGS += -DENABLE_SCHED_BOOST
+endif
+
LOCAL_CFLAGS += -DGL_GLEXT_PROTOTYPES -DEGL_EGLEXT_PROTOTYPES
LOCAL_CFLAGS += -DU_USING_ICU_NAMESPACE=0
diff --git a/core/jni/android_hardware_SensorManager.cpp b/core/jni/android_hardware_SensorManager.cpp
index ec56507..7d0afdc 100644
--- a/core/jni/android_hardware_SensorManager.cpp
+++ b/core/jni/android_hardware_SensorManager.cpp
@@ -138,7 +138,7 @@ nativeCreate
(JNIEnv *env, jclass clazz, jstring opPackageName)
{
ScopedUtfChars opPackageNameUtf(env, opPackageName);
- return (jlong) new SensorManager(String16(opPackageNameUtf.c_str()));
+ return (jlong) &SensorManager::getInstanceForPackage(String16(opPackageNameUtf.c_str()));
}
static jboolean
diff --git a/core/jni/android_hardware_camera2_DngCreator.cpp b/core/jni/android_hardware_camera2_DngCreator.cpp
index 261cd7c..8b69bbd 100644
--- a/core/jni/android_hardware_camera2_DngCreator.cpp
+++ b/core/jni/android_hardware_camera2_DngCreator.cpp
@@ -20,6 +20,7 @@
#include <string.h>
#include <algorithm>
#include <memory>
+#include <vector>
#include <utils/Log.h>
#include <utils/Errors.h>
@@ -1649,8 +1650,7 @@ static sp<TiffWriter> DngCreator_setup(JNIEnv* env, jobject thiz, uint32_t image
lsmHeight = static_cast<uint32_t>(entry1.data.i32[1]);
}
- camera_metadata_entry entry2 =
- results.find(ANDROID_STATISTICS_LENS_SHADING_MAP);
+ camera_metadata_entry entry2 = results.find(ANDROID_STATISTICS_LENS_SHADING_MAP);
camera_metadata_entry entry =
characteristics.find(ANDROID_SENSOR_INFO_PRE_CORRECTION_ACTIVE_ARRAY_SIZE);
@@ -1675,6 +1675,45 @@ static sp<TiffWriter> DngCreator_setup(JNIEnv* env, jobject thiz, uint32_t image
}
}
+
+ // Set up bad pixel correction list
+ camera_metadata_entry entry3 = characteristics.find(ANDROID_STATISTICS_HOT_PIXEL_MAP);
+
+ if ((entry3.count % 2) != 0) {
+ ALOGE("%s: Hot pixel map contains odd number of values, cannot map to pairs!",
+ __FUNCTION__);
+ jniThrowRuntimeException(env, "failed to add hotpixel map.");
+ return nullptr;
+ }
+
+ // Adjust the bad pixel coordinates to be relative to the origin of the active area DNG tag
+ std::vector<uint32_t> v;
+ for (size_t i = 0; i < entry3.count; i+=2) {
+ int32_t x = entry3.data.i32[i];
+ int32_t y = entry3.data.i32[i + 1];
+ x -= static_cast<int32_t>(xmin);
+ y -= static_cast<int32_t>(ymin);
+ if (x < 0 || y < 0 || static_cast<uint32_t>(x) >= width ||
+ static_cast<uint32_t>(y) >= width) {
+ continue;
+ }
+ v.push_back(x);
+ v.push_back(y);
+ }
+ const uint32_t* badPixels = &v[0];
+ uint32_t badPixelCount = v.size();
+
+ if (badPixelCount > 0) {
+ err = builder.addBadPixelListForMetadata(badPixels, badPixelCount, opcodeCfaLayout);
+
+ if (err != OK) {
+ ALOGE("%s: Could not add hotpixel map.", __FUNCTION__);
+ jniThrowRuntimeException(env, "failed to add hotpixel map.");
+ return nullptr;
+ }
+ }
+
+
size_t listSize = builder.getSize();
uint8_t opcodeListBuf[listSize];
err = builder.buildOpList(opcodeListBuf);
diff --git a/core/jni/android_view_SurfaceControl.cpp b/core/jni/android_view_SurfaceControl.cpp
index 77af341..20352eb 100644
--- a/core/jni/android_view_SurfaceControl.cpp
+++ b/core/jni/android_view_SurfaceControl.cpp
@@ -64,6 +64,7 @@ static struct {
jfieldID secure;
jfieldID appVsyncOffsetNanos;
jfieldID presentationDeadlineNanos;
+ jfieldID colorTransform;
} gPhysicalDisplayInfoClassInfo;
static struct {
@@ -401,6 +402,8 @@ static jobjectArray nativeGetDisplayConfigs(JNIEnv* env, jclass clazz,
info.appVsyncOffset);
env->SetLongField(infoObj, gPhysicalDisplayInfoClassInfo.presentationDeadlineNanos,
info.presentationDeadline);
+ env->SetIntField(infoObj, gPhysicalDisplayInfoClassInfo.colorTransform,
+ info.colorTransform);
env->SetObjectArrayElement(configArray, static_cast<jsize>(c), infoObj);
env->DeleteLocalRef(infoObj);
}
@@ -663,6 +666,8 @@ int register_android_view_SurfaceControl(JNIEnv* env)
clazz, "appVsyncOffsetNanos", "J");
gPhysicalDisplayInfoClassInfo.presentationDeadlineNanos = GetFieldIDOrDie(env,
clazz, "presentationDeadlineNanos", "J");
+ gPhysicalDisplayInfoClassInfo.colorTransform = GetFieldIDOrDie(env, clazz,
+ "colorTransform", "I");
jclass rectClazz = FindClassOrDie(env, "android/graphics/Rect");
gRectClassInfo.bottom = GetFieldIDOrDie(env, rectClazz, "bottom", "I");
diff --git a/core/jni/com_android_internal_os_Zygote.cpp b/core/jni/com_android_internal_os_Zygote.cpp
index 7a725ae..b431a3f 100644
--- a/core/jni/com_android_internal_os_Zygote.cpp
+++ b/core/jni/com_android_internal_os_Zygote.cpp
@@ -83,6 +83,14 @@ static void SigChldHandler(int /*signal_number*/) {
pid_t pid;
int status;
+ // It's necessary to save and restore the errno during this function.
+ // Since errno is stored per thread, changing it here modifies the errno
+ // on the thread on which this signal handler executes. If a signal occurs
+ // between a call and an errno check, it's possible to get the errno set
+ // here.
+ // See b/23572286 for extra information.
+ int saved_errno = errno;
+
while ((pid = waitpid(-1, &status, WNOHANG)) > 0) {
// Log process-death status that we care about. In general it is
// not safe to call LOG(...) from a signal handler because of
@@ -118,6 +126,8 @@ static void SigChldHandler(int /*signal_number*/) {
if (pid < 0 && errno != ECHILD) {
ALOGW("Zygote SIGCHLD error in waitpid: %s", strerror(errno));
}
+
+ errno = saved_errno;
}
// Configures the SIGCHLD handler for the zygote process. This is configured
@@ -408,6 +418,27 @@ void SetThreadName(const char* thread_name) {
}
}
+#ifdef ENABLE_SCHED_BOOST
+static void SetForkLoad(bool boost) {
+ // set scheduler knob to boost forked processes
+ pid_t currentPid = getpid();
+ // fits at most "/proc/XXXXXXX/sched_init_task_load\0"
+ char schedPath[35];
+ snprintf(schedPath, sizeof(schedPath), "/proc/%u/sched_init_task_load", currentPid);
+ int schedBoostFile = open(schedPath, O_WRONLY);
+ if (schedBoostFile < 0) {
+ ALOGW("Unable to set zygote scheduler boost");
+ return;
+ }
+ if (boost) {
+ write(schedBoostFile, "100\0", 4);
+ } else {
+ write(schedBoostFile, "0\0", 2);
+ }
+ close(schedBoostFile);
+}
+#endif
+
// Utility routine to fork zygote and specialize the child process.
static pid_t ForkAndSpecializeCommon(JNIEnv* env, uid_t uid, gid_t gid, jintArray javaGids,
jint debug_flags, jobjectArray javaRlimits,
@@ -418,6 +449,10 @@ static pid_t ForkAndSpecializeCommon(JNIEnv* env, uid_t uid, gid_t gid, jintArra
jstring instructionSet, jstring dataDir) {
SetSigChldHandler();
+#ifdef ENABLE_SCHED_BOOST
+ SetForkLoad(true);
+#endif
+
pid_t pid = fork();
if (pid == 0) {
@@ -558,6 +593,12 @@ static pid_t ForkAndSpecializeCommon(JNIEnv* env, uid_t uid, gid_t gid, jintArra
}
} else if (pid > 0) {
// the parent process
+
+#ifdef ENABLE_SCHED_BOOST
+ // unset scheduler knob
+ SetForkLoad(false);
+#endif
+
}
return pid;
}