Merge "libmediadrm: refactor bundle dependency"
diff --git a/camera/ndk/impl/ACameraManager.cpp b/camera/ndk/impl/ACameraManager.cpp
index 8eb030a..7a0f63b 100644
--- a/camera/ndk/impl/ACameraManager.cpp
+++ b/camera/ndk/impl/ACameraManager.cpp
@@ -76,6 +76,10 @@
sp<hardware::ICameraService> CameraManagerGlobal::getCameraService() {
Mutex::Autolock _l(mLock);
+ return getCameraServiceLocked();
+}
+
+sp<hardware::ICameraService> CameraManagerGlobal::getCameraServiceLocked() {
if (mCameraService.get() == nullptr) {
if (isCameraServiceDisabled()) {
return mCameraService;
@@ -216,8 +220,12 @@
if (pair.second) {
for (auto& pair : mDeviceStatusMap) {
const String8& cameraId = pair.first;
- int32_t status = pair.second;
-
+ int32_t status = pair.second.status;
+ // Don't send initial callbacks for camera ids which don't support
+ // camera2
+ if (!pair.second.supportsHAL3) {
+ continue;
+ }
sp<AMessage> msg = new AMessage(kWhatSendSingleCallback, mHandler);
ACameraManager_AvailabilityCallback cb = isStatusAvailable(status) ?
callback->onCameraAvailable : callback->onCameraUnavailable;
@@ -236,20 +244,32 @@
mCallbacks.erase(cb);
}
+bool CameraManagerGlobal::supportsCamera2ApiLocked(const String8 &cameraId) {
+ bool camera2Support = false;
+ auto cs = getCameraServiceLocked();
+ binder::Status serviceRet =
+ cs->supportsCameraApi(String16(cameraId),
+ hardware::ICameraService::API_VERSION_2, &camera2Support);
+ if (!serviceRet.isOk()) {
+ ALOGE("%s: supportsCameraApi2Locked() call failed for cameraId %s",
+ __FUNCTION__, cameraId.c_str());
+ return false;
+ }
+ return camera2Support;
+}
+
void CameraManagerGlobal::getCameraIdList(std::vector<String8>* cameraIds) {
// Ensure that we have initialized/refreshed the list of available devices
- auto cs = getCameraService();
Mutex::Autolock _l(mLock);
-
+ // Needed to make sure we're connected to cameraservice
+ getCameraServiceLocked();
for(auto& deviceStatus : mDeviceStatusMap) {
- if (deviceStatus.second == hardware::ICameraServiceListener::STATUS_NOT_PRESENT ||
- deviceStatus.second == hardware::ICameraServiceListener::STATUS_ENUMERATING) {
+ if (deviceStatus.second.status == hardware::ICameraServiceListener::STATUS_NOT_PRESENT ||
+ deviceStatus.second.status ==
+ hardware::ICameraServiceListener::STATUS_ENUMERATING) {
continue;
}
- bool camera2Support = false;
- binder::Status serviceRet = cs->supportsCameraApi(String16(deviceStatus.first),
- hardware::ICameraService::API_VERSION_2, &camera2Support);
- if (!serviceRet.isOk() || !camera2Support) {
+ if (!deviceStatus.second.supportsHAL3) {
continue;
}
cameraIds->push_back(deviceStatus.first);
@@ -377,7 +397,7 @@
bool firstStatus = (mDeviceStatusMap.count(cameraId) == 0);
int32_t oldStatus = firstStatus ?
status : // first status
- mDeviceStatusMap[cameraId];
+ mDeviceStatusMap[cameraId].status;
if (!firstStatus &&
isStatusAvailable(status) == isStatusAvailable(oldStatus)) {
@@ -385,16 +405,19 @@
return;
}
+ bool supportsHAL3 = supportsCamera2ApiLocked(cameraId);
// Iterate through all registered callbacks
- mDeviceStatusMap[cameraId] = status;
- for (auto cb : mCallbacks) {
- sp<AMessage> msg = new AMessage(kWhatSendSingleCallback, mHandler);
- ACameraManager_AvailabilityCallback cbFp = isStatusAvailable(status) ?
- cb.mAvailable : cb.mUnavailable;
- msg->setPointer(kCallbackFpKey, (void *) cbFp);
- msg->setPointer(kContextKey, cb.mContext);
- msg->setString(kCameraIdKey, AString(cameraId));
- msg->post();
+ mDeviceStatusMap[cameraId] = StatusAndHAL3Support(status, supportsHAL3);
+ if (supportsHAL3) {
+ for (auto cb : mCallbacks) {
+ sp<AMessage> msg = new AMessage(kWhatSendSingleCallback, mHandler);
+ ACameraManager_AvailabilityCallback cbFp = isStatusAvailable(status) ?
+ cb.mAvailable : cb.mUnavailable;
+ msg->setPointer(kCallbackFpKey, (void *) cbFp);
+ msg->setPointer(kContextKey, cb.mContext);
+ msg->setString(kCameraIdKey, AString(cameraId));
+ msg->post();
+ }
}
if (status == hardware::ICameraServiceListener::STATUS_NOT_PRESENT) {
mDeviceStatusMap.erase(cameraId);
diff --git a/camera/ndk/impl/ACameraManager.h b/camera/ndk/impl/ACameraManager.h
index 8c1da36..e945ba0 100644
--- a/camera/ndk/impl/ACameraManager.h
+++ b/camera/ndk/impl/ACameraManager.h
@@ -66,9 +66,9 @@
private:
sp<hardware::ICameraService> mCameraService;
- const int kCameraServicePollDelay = 500000; // 0.5s
- const char* kCameraServiceName = "media.camera";
- Mutex mLock;
+ const int kCameraServicePollDelay = 500000; // 0.5s
+ const char* kCameraServiceName = "media.camera";
+ Mutex mLock;
class DeathNotifier : public IBinder::DeathRecipient {
public:
@@ -156,12 +156,14 @@
sp<CallbackHandler> mHandler;
sp<ALooper> mCbLooper; // Looper thread where callbacks actually happen on
+ sp<hardware::ICameraService> getCameraServiceLocked();
void onCameraAccessPrioritiesChanged();
void onStatusChanged(int32_t status, const String8& cameraId);
void onStatusChangedLocked(int32_t status, const String8& cameraId);
// Utils for status
static bool validStatus(int32_t status);
static bool isStatusAvailable(int32_t status);
+ bool supportsCamera2ApiLocked(const String8 &cameraId);
// The sort logic must match the logic in
// libcameraservice/common/CameraProviderManager.cpp::getAPI1CompatibleCameraDeviceIds
@@ -184,8 +186,16 @@
}
};
+ struct StatusAndHAL3Support {
+ int32_t status = hardware::ICameraServiceListener::STATUS_NOT_PRESENT;
+ bool supportsHAL3 = false;
+ StatusAndHAL3Support(int32_t st, bool HAL3support):
+ status(st), supportsHAL3(HAL3support) { };
+ StatusAndHAL3Support() = default;
+ };
+
// Map camera_id -> status
- std::map<String8, int32_t, CameraIdComparator> mDeviceStatusMap;
+ std::map<String8, StatusAndHAL3Support, CameraIdComparator> mDeviceStatusMap;
// For the singleton instance
static Mutex sLock;
diff --git a/media/codec2/hidl/services/vendor.cpp b/media/codec2/hidl/services/vendor.cpp
index 65bb6f7..81bffeb 100644
--- a/media/codec2/hidl/services/vendor.cpp
+++ b/media/codec2/hidl/services/vendor.cpp
@@ -23,7 +23,9 @@
#include <hidl/HidlTransportSupport.h>
#include <minijail.h>
+#include <util/C2InterfaceHelper.h>
#include <C2Component.h>
+#include <C2Config.h>
// This is the absolute on-device path of the prebuild_etc module
// "android.hardware.media.c2@1.1-default-seccomp_policy" in Android.bp.
@@ -37,11 +39,14 @@
"/vendor/etc/seccomp_policy/"
"android.hardware.media.c2@1.1-extended-seccomp-policy";
-class DummyC2Store : public C2ComponentStore {
+class StoreImpl : public C2ComponentStore {
public:
- DummyC2Store() = default;
+ StoreImpl()
+ : mReflectorHelper(std::make_shared<C2ReflectorHelper>()),
+ mInterface(mReflectorHelper) {
+ }
- virtual ~DummyC2Store() override = default;
+ virtual ~StoreImpl() override = default;
virtual C2String getName() const override {
return "default";
@@ -71,31 +76,69 @@
}
virtual c2_status_t query_sm(
- const std::vector<C2Param*>& /* stackParams */,
- const std::vector<C2Param::Index>& /* heapParamIndices */,
- std::vector<std::unique_ptr<C2Param>>* const /* heapParams */) const override {
- return C2_OMITTED;
+ const std::vector<C2Param*>& stackParams,
+ const std::vector<C2Param::Index>& heapParamIndices,
+ std::vector<std::unique_ptr<C2Param>>* const heapParams) const override {
+ return mInterface.query(stackParams, heapParamIndices, C2_MAY_BLOCK, heapParams);
}
virtual c2_status_t config_sm(
- const std::vector<C2Param*>& /* params */,
- std::vector<std::unique_ptr<C2SettingResult>>* const /* failures */) override {
- return C2_OMITTED;
+ const std::vector<C2Param*>& params,
+ std::vector<std::unique_ptr<C2SettingResult>>* const failures) override {
+ return mInterface.config(params, C2_MAY_BLOCK, failures);
}
virtual std::shared_ptr<C2ParamReflector> getParamReflector() const override {
- return nullptr;
+ return mReflectorHelper;
}
virtual c2_status_t querySupportedParams_nb(
- std::vector<std::shared_ptr<C2ParamDescriptor>>* const /* params */) const override {
- return C2_OMITTED;
+ std::vector<std::shared_ptr<C2ParamDescriptor>>* const params) const override {
+ return mInterface.querySupportedParams(params);
}
virtual c2_status_t querySupportedValues_sm(
- std::vector<C2FieldSupportedValuesQuery>& /* fields */) const override {
- return C2_OMITTED;
+ std::vector<C2FieldSupportedValuesQuery>& fields) const override {
+ return mInterface.querySupportedValues(fields, C2_MAY_BLOCK);
}
+
+private:
+ class Interface : public C2InterfaceHelper {
+ public:
+ Interface(const std::shared_ptr<C2ReflectorHelper> &helper)
+ : C2InterfaceHelper(helper) {
+ setDerivedInstance(this);
+
+ addParameter(
+ DefineParam(mIonUsageInfo, "ion-usage")
+ .withDefault(new C2StoreIonUsageInfo())
+ .withFields({
+ C2F(mIonUsageInfo, usage).flags(
+ {C2MemoryUsage::CPU_READ | C2MemoryUsage::CPU_WRITE}),
+ C2F(mIonUsageInfo, capacity).inRange(0, UINT32_MAX, 1024),
+ C2F(mIonUsageInfo, heapMask).any(),
+ C2F(mIonUsageInfo, allocFlags).flags({}),
+ C2F(mIonUsageInfo, minAlignment).equalTo(0)
+ })
+ .withSetter(SetIonUsage)
+ .build());
+ }
+
+ virtual ~Interface() = default;
+
+ private:
+ static C2R SetIonUsage(bool /* mayBlock */, C2P<C2StoreIonUsageInfo> &me) {
+ // Vendor's TODO: put appropriate mapping logic
+ me.set().heapMask = ~0;
+ me.set().allocFlags = 0;
+ me.set().minAlignment = 0;
+ return C2R::Ok();
+ }
+
+ std::shared_ptr<C2StoreIonUsageInfo> mIonUsageInfo;
+ };
+ std::shared_ptr<C2ReflectorHelper> mReflectorHelper;
+ Interface mInterface;
};
int main(int /* argc */, char** /* argv */) {
@@ -124,7 +167,7 @@
// /* implementation of C2ComponentStore */);
LOG(DEBUG) << "Instantiating Codec2's IComponentStore service...";
store = new utils::ComponentStore(
- std::make_shared<DummyC2Store>());
+ std::make_shared<StoreImpl>());
if (store == nullptr) {
LOG(ERROR) << "Cannot create Codec2's IComponentStore service.";
diff --git a/media/codec2/vndk/Android.bp b/media/codec2/vndk/Android.bp
index 4c529a6..e0b3939 100644
--- a/media/codec2/vndk/Android.bp
+++ b/media/codec2/vndk/Android.bp
@@ -16,6 +16,7 @@
vendor_available: true,
srcs: [
+ "C2AllocatorBlob.cpp",
"C2AllocatorIon.cpp",
"C2AllocatorGralloc.cpp",
"C2Buffer.cpp",
diff --git a/media/codec2/vndk/C2AllocatorBlob.cpp b/media/codec2/vndk/C2AllocatorBlob.cpp
new file mode 100644
index 0000000..50c9e59
--- /dev/null
+++ b/media/codec2/vndk/C2AllocatorBlob.cpp
@@ -0,0 +1,186 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+// #define LOG_NDEBUG 0
+#define LOG_TAG "C2AllocatorBlob"
+
+#include <C2AllocatorBlob.h>
+#include <C2PlatformSupport.h>
+
+#include <android/hardware/graphics/common/1.2/types.h>
+#include <utils/Log.h>
+
+namespace android {
+
+using ::android::hardware::graphics::common::V1_2::PixelFormat;
+
+constexpr uint32_t kLinearBufferHeight = 1u;
+constexpr uint32_t kLinearBufferFormat = static_cast<uint32_t>(PixelFormat::BLOB);
+
+namespace {
+
+c2_status_t GetCapacityFromHandle(const C2Handle* const grallocHandle, size_t* capacity) {
+ uint32_t width, height, format, stride, generation, igbp_slot;
+ uint64_t usage, igbp_id;
+ _UnwrapNativeCodec2GrallocMetadata(grallocHandle, &width, &height, &format, &usage, &stride,
+ &generation, &igbp_id, &igbp_slot);
+
+ if (height != kLinearBufferHeight || format != kLinearBufferFormat) {
+ return C2_BAD_VALUE;
+ }
+ *capacity = width;
+ return C2_OK;
+}
+
+} // namespace
+
+// C2AllocationBlob is a wrapper for C2AllocationGralloc allocated by C2AllocatorGralloc.
+// C2AllocationBlob::handle() delegates to the backed C2AllocationGralloc::handle().
+class C2AllocationBlob : public C2LinearAllocation {
+public:
+ C2AllocationBlob(std::shared_ptr<C2GraphicAllocation> graphicAllocation, size_t capacity,
+ C2Allocator::id_t allocatorId);
+ ~C2AllocationBlob() override;
+ c2_status_t map(size_t offset, size_t size, C2MemoryUsage usage, C2Fence* fence,
+ void** addr /* nonnull */) override;
+ c2_status_t unmap(void* addr, size_t size, C2Fence* fenceFd) override;
+
+ id_t getAllocatorId() const override { return mAllocatorId; }
+ const C2Handle* handle() const override { return mGraphicAllocation->handle(); }
+ bool equals(const std::shared_ptr<C2LinearAllocation>& other) const override {
+ return other && other->handle() == handle();
+ }
+
+private:
+ const std::shared_ptr<C2GraphicAllocation> mGraphicAllocation;
+ const C2Allocator::id_t mAllocatorId;
+};
+
+C2AllocationBlob::C2AllocationBlob(
+ std::shared_ptr<C2GraphicAllocation> graphicAllocation, size_t capacity,
+ C2Allocator::id_t allocatorId)
+ : C2LinearAllocation(capacity),
+ mGraphicAllocation(std::move(graphicAllocation)),
+ mAllocatorId(allocatorId) {}
+
+C2AllocationBlob::~C2AllocationBlob() {}
+
+c2_status_t C2AllocationBlob::map(size_t offset, size_t size, C2MemoryUsage usage,
+ C2Fence* fence, void** addr /* nonnull */) {
+ C2PlanarLayout layout;
+ C2Rect rect = C2Rect(size, kLinearBufferHeight).at(offset, 0u);
+ return mGraphicAllocation->map(rect, usage, fence, &layout, reinterpret_cast<uint8_t**>(addr));
+}
+
+c2_status_t C2AllocationBlob::unmap(void* addr, size_t size, C2Fence* fenceFd) {
+ C2Rect rect(size, kLinearBufferHeight);
+ return mGraphicAllocation->unmap(reinterpret_cast<uint8_t**>(&addr), rect, fenceFd);
+}
+
+/* ====================================== BLOB ALLOCATOR ====================================== */
+C2AllocatorBlob::C2AllocatorBlob(id_t id) {
+ C2MemoryUsage minUsage = {0, 0};
+ C2MemoryUsage maxUsage = {C2MemoryUsage::CPU_READ | C2MemoryUsage::READ_PROTECTED,
+ C2MemoryUsage::CPU_WRITE};
+ Traits traits = {"android.allocator.blob", id, LINEAR, minUsage, maxUsage};
+ mTraits = std::make_shared<C2Allocator::Traits>(traits);
+ auto allocatorStore = GetCodec2PlatformAllocatorStore();
+ allocatorStore->fetchAllocator(C2PlatformAllocatorStore::GRALLOC, &mC2AllocatorGralloc);
+ if (!mC2AllocatorGralloc) {
+ ALOGE("Failed to obtain C2AllocatorGralloc as backed allocator");
+ }
+}
+
+C2AllocatorBlob::~C2AllocatorBlob() {}
+
+c2_status_t C2AllocatorBlob::newLinearAllocation(
+ uint32_t capacity, C2MemoryUsage usage, std::shared_ptr<C2LinearAllocation>* allocation) {
+ if (allocation == nullptr) {
+ return C2_BAD_VALUE;
+ }
+
+ allocation->reset();
+
+ if (!mC2AllocatorGralloc) {
+ return C2_CORRUPTED;
+ }
+
+ std::shared_ptr<C2GraphicAllocation> graphicAllocation;
+ c2_status_t status = mC2AllocatorGralloc->newGraphicAllocation(
+ capacity, kLinearBufferHeight, kLinearBufferFormat, usage, &graphicAllocation);
+ if (status != C2_OK) {
+ ALOGE("Failed newGraphicAllocation");
+ return status;
+ }
+
+ allocation->reset(new C2AllocationBlob(std::move(graphicAllocation),
+ static_cast<size_t>(capacity), mTraits->id));
+ return C2_OK;
+}
+
+c2_status_t C2AllocatorBlob::priorLinearAllocation(
+ const C2Handle* handle, std::shared_ptr<C2LinearAllocation>* allocation) {
+ if (allocation == nullptr) {
+ return C2_BAD_VALUE;
+ }
+
+ allocation->reset();
+
+ if (!mC2AllocatorGralloc) {
+ return C2_CORRUPTED;
+ }
+
+ std::shared_ptr<C2GraphicAllocation> graphicAllocation;
+ c2_status_t status = mC2AllocatorGralloc->priorGraphicAllocation(handle, &graphicAllocation);
+ if (status != C2_OK) {
+ ALOGE("Failed priorGraphicAllocation");
+ return status;
+ }
+
+ const C2Handle* const grallocHandle = graphicAllocation->handle();
+ size_t capacity = 0;
+ status = GetCapacityFromHandle(grallocHandle, &capacity);
+ if (status != C2_OK) {
+ ALOGE("Failed to extract capacity from Handle");
+ return status;
+ }
+
+ allocation->reset(new C2AllocationBlob(std::move(graphicAllocation), capacity, mTraits->id));
+ return C2_OK;
+}
+
+id_t C2AllocatorBlob::getId() const {
+ return mTraits->id;
+}
+
+C2String C2AllocatorBlob::getName() const {
+ return mTraits->name;
+}
+
+std::shared_ptr<const C2Allocator::Traits> C2AllocatorBlob::getTraits() const {
+ return mTraits;
+}
+
+// static
+bool C2AllocatorBlob::isValid(const C2Handle* const o) {
+ size_t capacity;
+ // Distinguish C2Handle purely allocated by C2AllocatorGralloc, or one allocated through
+ // C2AllocatorBlob, by checking the handle's height is 1, and its format is
+ // PixelFormat::BLOB by GetCapacityFromHandle().
+ return C2AllocatorGralloc::isValid(o) && GetCapacityFromHandle(o, &capacity) == C2_OK;
+}
+
+} // namespace android
diff --git a/media/codec2/vndk/C2AllocatorGralloc.cpp b/media/codec2/vndk/C2AllocatorGralloc.cpp
index fecbba3..78ac355 100644
--- a/media/codec2/vndk/C2AllocatorGralloc.cpp
+++ b/media/codec2/vndk/C2AllocatorGralloc.cpp
@@ -810,6 +810,70 @@
break;
}
+ case PixelFormat4::BLOB: {
+ void* pointer = nullptr;
+ if (mMapper2) {
+ if (!mMapper2->lock(const_cast<native_handle_t*>(mBuffer), grallocUsage,
+ {(int32_t)rect.left, (int32_t)rect.top, (int32_t)rect.width,
+ (int32_t)rect.height},
+ // TODO: fence
+ hidl_handle(),
+ [&err, &pointer](const auto& maperr, const auto& mapPointer) {
+ err = maperr2error(maperr);
+ if (err == C2_OK) {
+ pointer = mapPointer;
+ }
+ }).isOk()) {
+ ALOGE("failed transaction: lock(BLOB)");
+ return C2_CORRUPTED;
+ }
+ } else if (mMapper3) {
+ if (!mMapper3->lock(
+ const_cast<native_handle_t*>(mBuffer),
+ grallocUsage,
+ { (int32_t)rect.left, (int32_t)rect.top,
+ (int32_t)rect.width, (int32_t)rect.height },
+ // TODO: fence
+ hidl_handle(),
+ [&err, &pointer](const auto &maperr, const auto &mapPointer,
+ int32_t bytesPerPixel, int32_t bytesPerStride) {
+ err = maperr2error(maperr);
+ if (err == C2_OK) {
+ pointer = mapPointer;
+ }
+ (void)bytesPerPixel;
+ (void)bytesPerStride;
+ }).isOk()) {
+ ALOGE("failed transaction: lock(BLOB) (@3.0)");
+ return C2_CORRUPTED;
+ }
+ } else {
+ if (!mMapper4->lock(
+ const_cast<native_handle_t *>(mBuffer),
+ grallocUsage,
+ { (int32_t)rect.left, (int32_t)rect.top,
+ (int32_t)rect.width, (int32_t)rect.height },
+ // TODO: fence
+ hidl_handle(),
+ [&err, &pointer](const auto &maperr, const auto &mapPointer) {
+ err = maperr2error(maperr);
+ if (err == C2_OK) {
+ pointer = mapPointer;
+ }
+ }).isOk()) {
+ ALOGE("failed transaction: lock(BLOB) (@4.0)");
+ return C2_CORRUPTED;
+ }
+ }
+ if (err != C2_OK) {
+ ALOGD("lock failed: %d", err);
+ return err;
+ }
+
+ *addr = static_cast<uint8_t*>(pointer);
+ break;
+ }
+
case PixelFormat4::YCBCR_420_888:
// fall-through
case PixelFormat4::YV12:
diff --git a/media/codec2/vndk/include/C2AllocatorBlob.h b/media/codec2/vndk/include/C2AllocatorBlob.h
new file mode 100644
index 0000000..89ce949
--- /dev/null
+++ b/media/codec2/vndk/include/C2AllocatorBlob.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (C) 2019 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef STAGEFRIGHT_CODEC2_ALLOCATOR_BLOB_H_
+#define STAGEFRIGHT_CODEC2_ALLOCATOR_BLOB_H_
+
+#include <functional>
+
+#include <C2AllocatorGralloc.h>
+#include <C2Buffer.h>
+
+namespace android {
+
+class C2AllocatorBlob : public C2Allocator {
+public:
+ virtual id_t getId() const override;
+
+ virtual C2String getName() const override;
+
+ virtual std::shared_ptr<const Traits> getTraits() const override;
+
+ virtual c2_status_t newLinearAllocation(
+ uint32_t capacity, C2MemoryUsage usage,
+ std::shared_ptr<C2LinearAllocation> *allocation) override;
+
+ virtual c2_status_t priorLinearAllocation(
+ const C2Handle *handle,
+ std::shared_ptr<C2LinearAllocation> *allocation) override;
+
+ C2AllocatorBlob(id_t id);
+
+ virtual ~C2AllocatorBlob() override;
+
+ static bool isValid(const C2Handle* const o);
+
+private:
+ std::shared_ptr<const Traits> mTraits;
+ // Design as C2AllocatorGralloc-backed to unify Gralloc implementations.
+ std::shared_ptr<C2Allocator> mC2AllocatorGralloc;
+};
+
+} // namespace android
+
+#endif // STAGEFRIGHT_CODEC2_ALLOCATOR_BLOB_H_
diff --git a/media/libaaudio/src/Android.bp b/media/libaaudio/src/Android.bp
index 850b1d0..463f606 100644
--- a/media/libaaudio/src/Android.bp
+++ b/media/libaaudio/src/Android.bp
@@ -40,6 +40,20 @@
"libutils",
"libbinder",
],
+
+ sanitize: {
+ integer_overflow: true,
+ misc_undefined: ["bounds"],
+ diag: {
+ integer_overflow: true,
+ misc_undefined: ["bounds"],
+ no_recover: [
+ "bounds",
+ "integer",
+ ],
+ },
+ },
+
}
cc_library {
@@ -57,7 +71,7 @@
export_include_dirs: ["."],
header_libs: [
"libaaudio_headers",
- "libmedia_headers"
+ "libmedia_headers",
],
export_header_lib_headers: ["libaaudio_headers"],
@@ -116,4 +130,17 @@
"flowgraph/SourceI16.cpp",
"flowgraph/SourceI24.cpp",
],
+ sanitize: {
+ integer_overflow: true,
+ misc_undefined: ["bounds"],
+ diag: {
+ integer_overflow: true,
+ misc_undefined: ["bounds"],
+ no_recover: [
+ "bounds",
+ "integer",
+ ],
+ },
+ },
+
}
diff --git a/media/libaaudio/src/fifo/FifoControllerBase.cpp b/media/libaaudio/src/fifo/FifoControllerBase.cpp
index 66e247f..1dece0e 100644
--- a/media/libaaudio/src/fifo/FifoControllerBase.cpp
+++ b/media/libaaudio/src/fifo/FifoControllerBase.cpp
@@ -33,7 +33,9 @@
}
fifo_frames_t FifoControllerBase::getFullFramesAvailable() {
- return (fifo_frames_t) (getWriteCounter() - getReadCounter());
+ fifo_frames_t temp = 0;
+ __builtin_sub_overflow(getWriteCounter(), getReadCounter(), &temp);
+ return temp;
}
fifo_frames_t FifoControllerBase::getReadIndex() {
@@ -42,7 +44,9 @@
}
void FifoControllerBase::advanceReadIndex(fifo_frames_t numFrames) {
- setReadCounter(getReadCounter() + numFrames);
+ fifo_counter_t temp = 0;
+ __builtin_add_overflow(getReadCounter(), numFrames, &temp);
+ setReadCounter(temp);
}
fifo_frames_t FifoControllerBase::getEmptyFramesAvailable() {
@@ -55,7 +59,9 @@
}
void FifoControllerBase::advanceWriteIndex(fifo_frames_t numFrames) {
- setWriteCounter(getWriteCounter() + numFrames);
+ fifo_counter_t temp = 0;
+ __builtin_add_overflow(getWriteCounter(), numFrames, &temp);
+ setWriteCounter(temp);
}
void FifoControllerBase::setThreshold(fifo_frames_t threshold) {
diff --git a/media/libaudiofoundation/AudioContainers.cpp b/media/libaudiofoundation/AudioContainers.cpp
index 1bfe3f9..31257d5 100644
--- a/media/libaudiofoundation/AudioContainers.cpp
+++ b/media/libaudiofoundation/AudioContainers.cpp
@@ -42,6 +42,13 @@
return audioDeviceOutAllScoSet;
}
+const DeviceTypeSet& getAudioDeviceOutAllUsbSet() {
+ static const DeviceTypeSet audioDeviceOutAllUsbSet = DeviceTypeSet(
+ std::begin(AUDIO_DEVICE_OUT_ALL_USB_ARRAY),
+ std::end(AUDIO_DEVICE_OUT_ALL_USB_ARRAY));
+ return audioDeviceOutAllUsbSet;
+}
+
const DeviceTypeSet& getAudioDeviceInAllSet() {
static const DeviceTypeSet audioDeviceInAllSet = DeviceTypeSet(
std::begin(AUDIO_DEVICE_IN_ALL_ARRAY),
@@ -49,6 +56,13 @@
return audioDeviceInAllSet;
}
+const DeviceTypeSet& getAudioDeviceInAllUsbSet() {
+ static const DeviceTypeSet audioDeviceInAllUsbSet = DeviceTypeSet(
+ std::begin(AUDIO_DEVICE_IN_ALL_USB_ARRAY),
+ std::end(AUDIO_DEVICE_IN_ALL_USB_ARRAY));
+ return audioDeviceInAllUsbSet;
+}
+
bool deviceTypesToString(const DeviceTypeSet &deviceTypes, std::string &str) {
if (deviceTypes.empty()) {
str = "Empty device types";
diff --git a/media/libaudiofoundation/include/media/AudioContainers.h b/media/libaudiofoundation/include/media/AudioContainers.h
index 2a3385b..72fda49 100644
--- a/media/libaudiofoundation/include/media/AudioContainers.h
+++ b/media/libaudiofoundation/include/media/AudioContainers.h
@@ -37,7 +37,9 @@
const DeviceTypeSet& getAudioDeviceOutAllSet();
const DeviceTypeSet& getAudioDeviceOutAllA2dpSet();
const DeviceTypeSet& getAudioDeviceOutAllScoSet();
+const DeviceTypeSet& getAudioDeviceOutAllUsbSet();
const DeviceTypeSet& getAudioDeviceInAllSet();
+const DeviceTypeSet& getAudioDeviceInAllUsbSet();
template<typename T>
static std::vector<T> Intersection(const std::set<T>& a, const std::set<T>& b) {
diff --git a/media/libaudiohal/impl/Android.bp b/media/libaudiohal/impl/Android.bp
index 8669e2a..e96a68c 100644
--- a/media/libaudiohal/impl/Android.bp
+++ b/media/libaudiohal/impl/Android.bp
@@ -27,6 +27,7 @@
"android.hardware.audio.common-util",
"android.hidl.allocator@1.0",
"android.hidl.memory@1.0",
+ "libaudiofoundation",
"libaudiohal_deathhandler",
"libaudioutils",
"libbase",
diff --git a/media/libaudiohal/impl/ConversionHelperHidl.cpp b/media/libaudiohal/impl/ConversionHelperHidl.cpp
index 9f8a520..f29b0f3 100644
--- a/media/libaudiohal/impl/ConversionHelperHidl.cpp
+++ b/media/libaudiohal/impl/ConversionHelperHidl.cpp
@@ -17,6 +17,7 @@
#include <string.h>
#define LOG_TAG "HalHidl"
+#include <media/AudioContainers.h>
#include <media/AudioParameter.h>
#include <utils/Log.h>
@@ -109,26 +110,22 @@
char halAddress[AUDIO_DEVICE_MAX_ADDRESS_LEN];
memset(halAddress, 0, sizeof(halAddress));
audio_devices_t halDevice = static_cast<audio_devices_t>(address.device);
- const bool isInput = (halDevice & AUDIO_DEVICE_BIT_IN) != 0;
- if (isInput) halDevice &= ~AUDIO_DEVICE_BIT_IN;
- if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_ALL_A2DP) != 0) ||
- (isInput && (halDevice & AUDIO_DEVICE_IN_BLUETOOTH_A2DP) != 0)) {
+ if (getAudioDeviceOutAllA2dpSet().count(halDevice) > 0 ||
+ halDevice == AUDIO_DEVICE_IN_BLUETOOTH_A2DP) {
snprintf(halAddress, sizeof(halAddress), "%02X:%02X:%02X:%02X:%02X:%02X",
address.address.mac[0], address.address.mac[1], address.address.mac[2],
address.address.mac[3], address.address.mac[4], address.address.mac[5]);
- } else if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_IP) != 0) ||
- (isInput && (halDevice & AUDIO_DEVICE_IN_IP) != 0)) {
+ } else if (halDevice == AUDIO_DEVICE_OUT_IP || halDevice == AUDIO_DEVICE_IN_IP) {
snprintf(halAddress, sizeof(halAddress), "%d.%d.%d.%d", address.address.ipv4[0],
address.address.ipv4[1], address.address.ipv4[2], address.address.ipv4[3]);
- } else if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_ALL_USB) != 0) ||
- (isInput && (halDevice & AUDIO_DEVICE_IN_ALL_USB) != 0)) {
+ } else if (getAudioDeviceOutAllUsbSet().count(halDevice) > 0 ||
+ getAudioDeviceInAllUsbSet().count(halDevice) > 0) {
snprintf(halAddress, sizeof(halAddress), "card=%d;device=%d", address.address.alsa.card,
address.address.alsa.device);
- } else if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_BUS) != 0) ||
- (isInput && (halDevice & AUDIO_DEVICE_IN_BUS) != 0)) {
+ } else if (halDevice == AUDIO_DEVICE_OUT_BUS || halDevice == AUDIO_DEVICE_IN_BUS) {
snprintf(halAddress, sizeof(halAddress), "%s", address.busAddress.c_str());
- } else if ((!isInput && (halDevice & AUDIO_DEVICE_OUT_REMOTE_SUBMIX)) != 0 ||
- (isInput && (halDevice & AUDIO_DEVICE_IN_REMOTE_SUBMIX) != 0)) {
+ } else if (halDevice == AUDIO_DEVICE_OUT_REMOTE_SUBMIX ||
+ halDevice == AUDIO_DEVICE_IN_REMOTE_SUBMIX) {
snprintf(halAddress, sizeof(halAddress), "%s", address.rSubmixAddress.c_str());
} else {
snprintf(halAddress, sizeof(halAddress), "%s", address.busAddress.c_str());
diff --git a/media/libaudiohal/impl/DeviceHalHidl.cpp b/media/libaudiohal/impl/DeviceHalHidl.cpp
index 409a220..d52416c 100644
--- a/media/libaudiohal/impl/DeviceHalHidl.cpp
+++ b/media/libaudiohal/impl/DeviceHalHidl.cpp
@@ -22,6 +22,7 @@
#include PATH(android/hardware/audio/FILE_VERSION/IPrimaryDevice.h)
#include <cutils/native_handle.h>
#include <hwbinder/IPCThreadState.h>
+#include <media/AudioContainers.h>
#include <utils/Log.h>
#include <common/all-versions/VersionUtils.h>
@@ -51,42 +52,32 @@
if (halAddress == nullptr || strnlen(halAddress, AUDIO_DEVICE_MAX_ADDRESS_LEN) == 0) {
return OK;
}
- const bool isInput = (device & AUDIO_DEVICE_BIT_IN) != 0;
- if (isInput) device &= ~AUDIO_DEVICE_BIT_IN;
- if ((!isInput && (device & AUDIO_DEVICE_OUT_ALL_A2DP) != 0)
- || (isInput && (device & AUDIO_DEVICE_IN_BLUETOOTH_A2DP) != 0)) {
+ if (getAudioDeviceOutAllA2dpSet().count(device) > 0
+ || device == AUDIO_DEVICE_IN_BLUETOOTH_A2DP) {
int status = sscanf(halAddress,
"%hhX:%hhX:%hhX:%hhX:%hhX:%hhX",
&address->address.mac[0], &address->address.mac[1], &address->address.mac[2],
&address->address.mac[3], &address->address.mac[4], &address->address.mac[5]);
return status == 6 ? OK : BAD_VALUE;
- } else if ((!isInput && (device & AUDIO_DEVICE_OUT_IP) != 0)
- || (isInput && (device & AUDIO_DEVICE_IN_IP) != 0)) {
+ } else if (device == AUDIO_DEVICE_OUT_IP || device == AUDIO_DEVICE_IN_IP) {
int status = sscanf(halAddress,
"%hhu.%hhu.%hhu.%hhu",
&address->address.ipv4[0], &address->address.ipv4[1],
&address->address.ipv4[2], &address->address.ipv4[3]);
return status == 4 ? OK : BAD_VALUE;
- } else if ((!isInput && (device & AUDIO_DEVICE_OUT_ALL_USB)) != 0
- || (isInput && (device & AUDIO_DEVICE_IN_ALL_USB)) != 0) {
+ } else if (getAudioDeviceOutAllUsbSet().count(device) > 0
+ || getAudioDeviceInAllUsbSet().count(device) > 0) {
int status = sscanf(halAddress,
"card=%d;device=%d",
&address->address.alsa.card, &address->address.alsa.device);
return status == 2 ? OK : BAD_VALUE;
- } else if ((!isInput && (device & AUDIO_DEVICE_OUT_BUS) != 0)
- || (isInput && (device & AUDIO_DEVICE_IN_BUS) != 0)) {
- if (halAddress != NULL) {
- address->busAddress = halAddress;
- return OK;
- }
- return BAD_VALUE;
- } else if ((!isInput && (device & AUDIO_DEVICE_OUT_REMOTE_SUBMIX)) != 0
- || (isInput && (device & AUDIO_DEVICE_IN_REMOTE_SUBMIX) != 0)) {
- if (halAddress != NULL) {
- address->rSubmixAddress = halAddress;
- return OK;
- }
- return BAD_VALUE;
+ } else if (device == AUDIO_DEVICE_OUT_BUS || device == AUDIO_DEVICE_IN_BUS) {
+ address->busAddress = halAddress;
+ return OK;
+ } else if (device == AUDIO_DEVICE_OUT_REMOTE_SUBMIX
+ || device == AUDIO_DEVICE_IN_REMOTE_SUBMIX) {
+ address->rSubmixAddress = halAddress;
+ return OK;
}
return OK;
}
diff --git a/tools/OWNERS b/tools/OWNERS
deleted file mode 100644
index f9cb567..0000000
--- a/tools/OWNERS
+++ /dev/null
@@ -1 +0,0 @@
-gkasten@google.com
diff --git a/tools/resampler_tools/Android.bp b/tools/resampler_tools/Android.bp
deleted file mode 100644
index 7549359..0000000
--- a/tools/resampler_tools/Android.bp
+++ /dev/null
@@ -1,15 +0,0 @@
-// Copyright 2005 The Android Open Source Project
-//
-// Android.mk for resampler_tools
-//
-
-cc_binary_host {
- name: "fir",
-
- srcs: ["fir.cpp"],
-
- cflags: [
- "-Werror",
- "-Wall",
- ],
-}
diff --git a/tools/resampler_tools/OWNERS b/tools/resampler_tools/OWNERS
deleted file mode 100644
index b4a6798..0000000
--- a/tools/resampler_tools/OWNERS
+++ /dev/null
@@ -1 +0,0 @@
-hunga@google.com
diff --git a/tools/resampler_tools/fir.cpp b/tools/resampler_tools/fir.cpp
deleted file mode 100644
index fe4d212..0000000
--- a/tools/resampler_tools/fir.cpp
+++ /dev/null
@@ -1,318 +0,0 @@
-/*
- * Copyright (C) 2007 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <math.h>
-#include <stdio.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <string.h>
-
-static inline double sinc(double x) {
- if (fabs(x) == 0.0f) return 1.0f;
- return sin(x) / x;
-}
-
-static inline double sqr(double x) {
- return x*x;
-}
-
-static inline int64_t toint(double x, int64_t maxval) {
- int64_t v;
-
- v = static_cast<int64_t>(floor(x * maxval + 0.5));
- if (v >= maxval) {
- return maxval - 1; // error!
- }
- return v;
-}
-
-static double I0(double x) {
- // from the Numerical Recipes in C p. 237
- double ax,ans,y;
- ax=fabs(x);
- if (ax < 3.75) {
- y=x/3.75;
- y*=y;
- ans=1.0+y*(3.5156229+y*(3.0899424+y*(1.2067492
- +y*(0.2659732+y*(0.360768e-1+y*0.45813e-2)))));
- } else {
- y=3.75/ax;
- ans=(exp(ax)/sqrt(ax))*(0.39894228+y*(0.1328592e-1
- +y*(0.225319e-2+y*(-0.157565e-2+y*(0.916281e-2
- +y*(-0.2057706e-1+y*(0.2635537e-1+y*(-0.1647633e-1
- +y*0.392377e-2))))))));
- }
- return ans;
-}
-
-static double kaiser(int k, int N, double beta) {
- if (k < 0 || k > N)
- return 0;
- return I0(beta * sqrt(1.0 - sqr((2.0*k)/N - 1.0))) / I0(beta);
-}
-
-static void usage(char* name) {
- fprintf(stderr,
- "usage: %s [-h] [-d] [-D] [-s sample_rate] [-c cut-off_frequency] [-n half_zero_crossings]"
- " [-f {float|fixed|fixed16}] [-b beta] [-v dBFS] [-l lerp]\n"
- " %s [-h] [-d] [-D] [-s sample_rate] [-c cut-off_frequency] [-n half_zero_crossings]"
- " [-f {float|fixed|fixed16}] [-b beta] [-v dBFS] -p M/N\n"
- " -h this help message\n"
- " -d debug, print comma-separated coefficient table\n"
- " -D generate extra declarations\n"
- " -p generate poly-phase filter coefficients, with sample increment M/N\n"
- " -s sample rate (48000)\n"
- " -c cut-off frequency (20478)\n"
- " -n number of zero-crossings on one side (8)\n"
- " -l number of lerping bits (4)\n"
- " -m number of polyphases (related to -l, default 16)\n"
- " -f output format, can be fixed, fixed16, or float (fixed)\n"
- " -b kaiser window parameter beta (7.865 [-80dB])\n"
- " -v attenuation in dBFS (0)\n",
- name, name
- );
- exit(0);
-}
-
-int main(int argc, char** argv)
-{
- // nc is the number of bits to store the coefficients
- int nc = 32;
- bool polyphase = false;
- unsigned int polyM = 160;
- unsigned int polyN = 147;
- bool debug = false;
- double Fs = 48000;
- double Fc = 20478;
- double atten = 1;
- int format = 0; // 0=fixed, 1=float
- bool declarations = false;
-
- // in order to keep the errors associated with the linear
- // interpolation of the coefficients below the quantization error
- // we must satisfy:
- // 2^nz >= 2^(nc/2)
- //
- // for 16 bit coefficients that would be 256
- //
- // note that increasing nz only increases memory requirements,
- // but doesn't increase the amount of computation to do.
- //
- //
- // see:
- // Smith, J.O. Digital Audio Resampling Home Page
- // https://ccrma.stanford.edu/~jos/resample/, 2011-03-29
- //
-
- // | 0.1102*(A - 8.7) A > 50
- // beta = | 0.5842*(A - 21)^0.4 + 0.07886*(A - 21) 21 <= A <= 50
- // | 0 A < 21
- // with A is the desired stop-band attenuation in dBFS
- //
- // for eg:
- //
- // 30 dB 2.210
- // 40 dB 3.384
- // 50 dB 4.538
- // 60 dB 5.658
- // 70 dB 6.764
- // 80 dB 7.865
- // 90 dB 8.960
- // 100 dB 10.056
- double beta = 7.865;
-
- // 2*nzc = (A - 8) / (2.285 * dw)
- // with dw the transition width = 2*pi*dF/Fs
- //
- int nzc = 8;
-
- /*
- * Example:
- * 44.1 KHz to 48 KHz resampling
- * 100 dB rejection above 28 KHz
- * (the spectrum will fold around 24 KHz and we want 100 dB rejection
- * at the point where the folding reaches 20 KHz)
- * ...___|_____
- * | \|
- * | ____/|\____
- * |/alias| \
- * ------/------+------\---------> KHz
- * 20 24 28
- *
- * Transition band 8 KHz, or dw = 1.0472
- *
- * beta = 10.056
- * nzc = 20
- */
-
- int M = 1 << 4; // number of phases for interpolation
- int ch;
- while ((ch = getopt(argc, argv, ":hds:c:n:f:l:m:b:p:v:z:D")) != -1) {
- switch (ch) {
- case 'd':
- debug = true;
- break;
- case 'D':
- declarations = true;
- break;
- case 'p':
- if (sscanf(optarg, "%u/%u", &polyM, &polyN) != 2) {
- usage(argv[0]);
- }
- polyphase = true;
- break;
- case 's':
- Fs = atof(optarg);
- break;
- case 'c':
- Fc = atof(optarg);
- break;
- case 'n':
- nzc = atoi(optarg);
- break;
- case 'm':
- M = atoi(optarg);
- break;
- case 'l':
- M = 1 << atoi(optarg);
- break;
- case 'f':
- if (!strcmp(optarg, "fixed")) {
- format = 0;
- }
- else if (!strcmp(optarg, "fixed16")) {
- format = 0;
- nc = 16;
- }
- else if (!strcmp(optarg, "float")) {
- format = 1;
- }
- else {
- usage(argv[0]);
- }
- break;
- case 'b':
- beta = atof(optarg);
- break;
- case 'v':
- atten = pow(10, -fabs(atof(optarg))*0.05 );
- break;
- case 'h':
- default:
- usage(argv[0]);
- break;
- }
- }
-
- // cut off frequency ratio Fc/Fs
- double Fcr = Fc / Fs;
-
- // total number of coefficients (one side)
-
- const int N = M * nzc;
-
- // lerp (which is most useful if M is a power of 2)
-
- int nz = 0; // recalculate nz as the bits needed to represent M
- for (int i = M-1 ; i; i>>=1, nz++);
- // generate the right half of the filter
- if (!debug) {
- printf("// cmd-line:");
- for (int i=0 ; i<argc ; i++) {
- printf(" %s", argv[i]);
- }
- printf("\n");
- if (declarations) {
- if (!polyphase) {
- printf("const int32_t RESAMPLE_FIR_SIZE = %d;\n", N);
- printf("const int32_t RESAMPLE_FIR_INT_PHASES = %d;\n", M);
- printf("const int32_t RESAMPLE_FIR_NUM_COEF = %d;\n", nzc);
- } else {
- printf("const int32_t RESAMPLE_FIR_SIZE = %d;\n", 2*nzc*polyN);
- printf("const int32_t RESAMPLE_FIR_NUM_COEF = %d;\n", 2*nzc);
- }
- if (!format) {
- printf("const int32_t RESAMPLE_FIR_COEF_BITS = %d;\n", nc);
- }
- printf("\n");
- printf("static %s resampleFIR[] = {", !format ? "int32_t" : "float");
- }
- }
-
- if (!polyphase) {
- for (int i=0 ; i<=M ; i++) { // an extra set of coefs for interpolation
- for (int j=0 ; j<nzc ; j++) {
- int ix = j*M + i;
- double x = (2.0 * M_PI * ix * Fcr) / M;
- double y = kaiser(ix+N, 2*N, beta) * sinc(x) * 2.0 * Fcr;
- y *= atten;
-
- if (!debug) {
- if (j == 0)
- printf("\n ");
- }
- if (!format) {
- int64_t yi = toint(y, 1ULL<<(nc-1));
- if (nc > 16) {
- printf("0x%08x,", int32_t(yi));
- } else {
- printf("0x%04x,", int32_t(yi)&0xffff);
- }
- } else {
- printf("%.9g%s", y, debug ? "," : "f,");
- }
- if (j != nzc-1) {
- printf(" ");
- }
- }
- }
- } else {
- for (unsigned int j=0 ; j<polyN ; j++) {
- // calculate the phase
- double p = ((polyM*j) % polyN) / double(polyN);
- if (!debug) printf("\n ");
- else printf("\n");
- // generate a FIR per phase
- for (int i=-nzc ; i<nzc ; i++) {
- double x = 2.0 * M_PI * Fcr * (i + p);
- double y = kaiser(i+N, 2*N, beta) * sinc(x) * 2.0 * Fcr;;
- y *= atten;
- if (!format) {
- int64_t yi = toint(y, 1ULL<<(nc-1));
- if (nc > 16) {
- printf("0x%08x,", int32_t(yi));
- } else {
- printf("0x%04x,", int32_t(yi)&0xffff);
- }
- } else {
- printf("%.9g%s", y, debug ? "," : "f,");
- }
-
- if (i != nzc-1) {
- printf(" ");
- }
- }
- }
- }
-
- if (!debug && declarations) {
- printf("\n};");
- }
- printf("\n");
- return 0;
-}
-
-// http://www.csee.umbc.edu/help/sound/AFsp-V2R1/html/audio/ResampAudio.html