stagefright: link CCodec directly with libstagefright

Test: atest CtsMediaTestCases -- --module-arg CtsMediaTestCases:size:small
Bug: 136283874
Change-Id: I7562c7770750baa733bca83a7f65f5ac0bd1b887
diff --git a/media/bufferpool/2.0/Android.bp b/media/bufferpool/2.0/Android.bp
index 97f114a..557b7ef 100644
--- a/media/bufferpool/2.0/Android.bp
+++ b/media/bufferpool/2.0/Android.bp
@@ -30,6 +30,8 @@
     name: "libstagefright_bufferpool@2.0.1",
     defaults: ["libstagefright_bufferpool@2.0-default"],
     vendor_available: true,
+    // TODO: b/147147992
+    double_loadable: true,
     cflags: [
         "-DBUFFERPOOL_CLONE_HANDLES",
     ],
@@ -40,6 +42,8 @@
     name: "libstagefright_bufferpool@2.0",
     defaults: ["libstagefright_bufferpool@2.0-default"],
     vendor_available: true,
+    // TODO: b/147147992
+    double_loadable: true,
     vndk: {
         enabled: true,
     },
diff --git a/media/codec2/core/Android.bp b/media/codec2/core/Android.bp
index a7e8997..1f9d7ab 100644
--- a/media/codec2/core/Android.bp
+++ b/media/codec2/core/Android.bp
@@ -10,6 +10,7 @@
     vndk: {
         enabled: true,
     },
+    double_loadable: true,
 
     srcs: ["C2.cpp"],
 
diff --git a/media/codec2/sfplugin/Android.bp b/media/codec2/sfplugin/Android.bp
index 59ac94b..534c1a7 100644
--- a/media/codec2/sfplugin/Android.bp
+++ b/media/codec2/sfplugin/Android.bp
@@ -1,6 +1,8 @@
 cc_library_shared {
     name: "libsfplugin_ccodec",
 
+    export_include_dirs: ["include"],
+
     srcs: [
         "C2OMXNode.cpp",
         "CCodec.cpp",
@@ -11,7 +13,6 @@
         "Codec2InfoBuilder.cpp",
         "PipelineWatcher.cpp",
         "ReflectedParamUpdater.cpp",
-        "SkipCutBuffer.cpp",
     ],
 
     cflags: [
@@ -32,6 +33,7 @@
         "android.hardware.media.omx@1.0",
         "libbase",
         "libbinder",
+        "libcodec2",
         "libcodec2_client",
         "libcodec2_vndk",
         "libcutils",
@@ -51,6 +53,11 @@
         "libutils",
     ],
 
+    export_shared_lib_headers: [
+        "libcodec2",
+        "libcodec2_client",
+    ],
+
     sanitize: {
         cfi: true,
         misc_undefined: [
diff --git a/media/codec2/sfplugin/CCodec.cpp b/media/codec2/sfplugin/CCodec.cpp
index 31e5406..5c572e1 100644
--- a/media/codec2/sfplugin/CCodec.cpp
+++ b/media/codec2/sfplugin/CCodec.cpp
@@ -40,13 +40,14 @@
 #include <media/openmax/OMX_IndexExt.h>
 #include <media/stagefright/omx/1.0/WGraphicBufferSource.h>
 #include <media/stagefright/omx/OmxGraphicBufferSource.h>
+#include <media/stagefright/CCodec.h>
 #include <media/stagefright/BufferProducerWrapper.h>
 #include <media/stagefright/MediaCodecConstants.h>
 #include <media/stagefright/PersistentSurface.h>
 
 #include "C2OMXNode.h"
-#include "CCodec.h"
 #include "CCodecBufferChannel.h"
+#include "CCodecConfig.h"
 #include "InputSurfaceWrapper.h"
 
 extern "C" android::PersistentSurface *CreateInputSurface();
@@ -59,6 +60,7 @@
 using ::android::hardware::media::c2::V1_0::IInputSurface;
 
 typedef hardware::media::omx::V1_0::IGraphicBufferSource HGraphicBufferSource;
+typedef CCodecConfig Config;
 
 namespace {
 
@@ -571,7 +573,8 @@
 // CCodec
 
 CCodec::CCodec()
-    : mChannel(new CCodecBufferChannel(std::make_shared<CCodecCallbackImpl>(this))) {
+    : mChannel(new CCodecBufferChannel(std::make_shared<CCodecCallbackImpl>(this))),
+      mConfig(new CCodecConfig) {
 }
 
 CCodec::~CCodec() {
@@ -662,7 +665,8 @@
     }
 
     // initialize config here in case setParameters is called prior to configure
-    Mutexed<Config>::Locked config(mConfig);
+    Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+    const std::unique_ptr<Config> &config = *configLocked;
     status_t err = config->initialize(mClient, comp);
     if (err != OK) {
         ALOGW("Failed to initialize configuration support");
@@ -736,7 +740,8 @@
             setSurface(surface);
         }
 
-        Mutexed<Config>::Locked config(mConfig);
+        Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+        const std::unique_ptr<Config> &config = *configLocked;
         config->mUsingSurface = surface != nullptr;
 
         // Enforce required parameters
@@ -1052,7 +1057,8 @@
         return;
     }
 
-    Mutexed<Config>::Locked config(mConfig);
+    Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+    const std::unique_ptr<Config> &config = *configLocked;
 
     mCallback->onComponentConfigured(config->mInputFormat, config->mOutputFormat);
 }
@@ -1126,7 +1132,8 @@
     sp<AMessage> outputFormat;
     uint64_t usage = 0;
     {
-        Mutexed<Config>::Locked config(mConfig);
+        Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+        const std::unique_ptr<Config> &config = *configLocked;
         inputFormat = config->mInputFormat;
         outputFormat = config->mOutputFormat;
         usage = config->mISConfig ? config->mISConfig->mUsage : 0;
@@ -1170,7 +1177,8 @@
 }
 
 status_t CCodec::setupInputSurface(const std::shared_ptr<InputSurfaceWrapper> &surface) {
-    Mutexed<Config>::Locked config(mConfig);
+    Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+    const std::unique_ptr<Config> &config = *configLocked;
     config->mUsingSurface = true;
 
     // we are now using surface - apply default color aspects to input format - as well as
@@ -1215,7 +1223,8 @@
     sp<AMessage> outputFormat;
     uint64_t usage = 0;
     {
-        Mutexed<Config>::Locked config(mConfig);
+        Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+        const std::unique_ptr<Config> &config = *configLocked;
         inputFormat = config->mInputFormat;
         outputFormat = config->mOutputFormat;
         usage = config->mISConfig ? config->mISConfig->mUsage : 0;
@@ -1291,7 +1300,8 @@
     sp<AMessage> outputFormat;
     status_t err2 = OK;
     {
-        Mutexed<Config>::Locked config(mConfig);
+        Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+        const std::unique_ptr<Config> &config = *configLocked;
         inputFormat = config->mInputFormat;
         outputFormat = config->mOutputFormat;
         if (config->mInputSurface) {
@@ -1377,7 +1387,8 @@
     }
 
     {
-        Mutexed<Config>::Locked config(mConfig);
+        Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+        const std::unique_ptr<Config> &config = *configLocked;
         if (config->mInputSurface) {
             config->mInputSurface->disconnect();
             config->mInputSurface = nullptr;
@@ -1425,7 +1436,8 @@
     }
 
     if (clearInputSurfaceIfNeeded) {
-        Mutexed<Config>::Locked config(mConfig);
+        Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+        const std::unique_ptr<Config> &config = *configLocked;
         if (config->mInputSurface) {
             config->mInputSurface->disconnect();
             config->mInputSurface = nullptr;
@@ -1583,7 +1595,8 @@
         params->removeEntryAt(params->findEntryByName(KEY_BIT_RATE));
     }
 
-    Mutexed<Config>::Locked config(mConfig);
+    Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+    const std::unique_ptr<Config> &config = *configLocked;
 
     /**
      * Handle input surface parameters
@@ -1642,7 +1655,8 @@
         comp = state->comp;
     }
     ALOGV("request IDR");
-    Mutexed<Config>::Locked config(mConfig);
+    Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+    const std::unique_ptr<Config> &config = *configLocked;
     std::vector<std::unique_ptr<C2Param>> params;
     params.push_back(
             std::make_unique<C2StreamRequestSyncFrameTuning::output>(0u, true));
@@ -1661,7 +1675,8 @@
     mChannel->onInputBufferDone(frameIndex, arrayIndex);
     if (arrayIndex == 0) {
         // We always put no more than one buffer per work, if we use an input surface.
-        Mutexed<Config>::Locked config(mConfig);
+        Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+        const std::unique_ptr<Config> &config = *configLocked;
         if (config->mInputSurface) {
             config->mInputSurface->onInputBufferDone(frameIndex);
         }
@@ -1738,7 +1753,8 @@
             }
 
             // handle configuration changes in work done
-            Mutexed<Config>::Locked config(mConfig);
+            Mutexed<std::unique_ptr<Config>>::Locked configLocked(mConfig);
+            const std::unique_ptr<Config> &config = *configLocked;
             bool changed = false;
             Config::Watcher<C2StreamInitDataInfo::output> initData =
                 config->watch<C2StreamInitDataInfo::output>();
@@ -1867,14 +1883,8 @@
     mCallback->onError(UNKNOWN_ERROR, ACTION_CODE_FATAL);
 }
 
-}  // namespace android
-
-extern "C" android::CodecBase *CreateCodec() {
-    return new android::CCodec;
-}
-
-// Create Codec 2.0 input surface
-extern "C" android::PersistentSurface *CreateInputSurface() {
+// static
+PersistentSurface *CCodec::CreateInputSurface() {
     using namespace android;
     using ::android::hardware::media::omx::V1_0::implementation::TWGraphicBufferSource;
     // Attempt to create a Codec2's input surface.
@@ -1901,3 +1911,5 @@
             inputSurface->getHalInterface()));
 }
 
+}  // namespace android
+
diff --git a/media/codec2/sfplugin/CCodecBufferChannel.cpp b/media/codec2/sfplugin/CCodecBufferChannel.cpp
index 2bcb7e2..3218491 100644
--- a/media/codec2/sfplugin/CCodecBufferChannel.cpp
+++ b/media/codec2/sfplugin/CCodecBufferChannel.cpp
@@ -41,12 +41,12 @@
 #include <media/stagefright/foundation/hexdump.h>
 #include <media/stagefright/MediaCodec.h>
 #include <media/stagefright/MediaCodecConstants.h>
+#include <media/stagefright/SkipCutBuffer.h>
 #include <media/MediaCodecBuffer.h>
 #include <system/window.h>
 
 #include "CCodecBufferChannel.h"
 #include "Codec2Buffer.h"
-#include "SkipCutBuffer.h"
 
 namespace android {
 
diff --git a/media/codec2/sfplugin/CCodecBuffers.cpp b/media/codec2/sfplugin/CCodecBuffers.cpp
index ed8b832..2a04810 100644
--- a/media/codec2/sfplugin/CCodecBuffers.cpp
+++ b/media/codec2/sfplugin/CCodecBuffers.cpp
@@ -22,6 +22,7 @@
 
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/MediaCodecConstants.h>
+#include <media/stagefright/SkipCutBuffer.h>
 
 #include "CCodecBuffers.h"
 
diff --git a/media/codec2/sfplugin/CCodecBuffers.h b/media/codec2/sfplugin/CCodecBuffers.h
index 2cb6b81..ad972ce 100644
--- a/media/codec2/sfplugin/CCodecBuffers.h
+++ b/media/codec2/sfplugin/CCodecBuffers.h
@@ -25,10 +25,11 @@
 #include <media/MediaCodecBuffer.h>
 
 #include "Codec2Buffer.h"
-#include "SkipCutBuffer.h"
 
 namespace android {
 
+class SkipCutBuffer;
+
 constexpr size_t kLinearBufferSize = 1048576;
 // This can fit 4K RGBA frame, and most likely client won't need more than this.
 constexpr size_t kMaxLinearBufferSize = 4096 * 2304 * 4;
diff --git a/media/codec2/sfplugin/Codec2InfoBuilder.cpp b/media/codec2/sfplugin/Codec2InfoBuilder.cpp
index 745d701..5990116 100644
--- a/media/codec2/sfplugin/Codec2InfoBuilder.cpp
+++ b/media/codec2/sfplugin/Codec2InfoBuilder.cpp
@@ -43,13 +43,12 @@
 #include <codec2/hidl/client.h>
 #include <cutils/native_handle.h>
 #include <media/omx/1.0/WOmxNode.h>
-#include <media/stagefright/MediaCodecConstants.h>
 #include <media/stagefright/foundation/ALookup.h>
 #include <media/stagefright/foundation/MediaDefs.h>
 #include <media/stagefright/omx/OMXUtils.h>
 #include <media/stagefright/xmlparser/MediaCodecsXmlParser.h>
-
-#include "Codec2InfoBuilder.h"
+#include <media/stagefright/Codec2InfoBuilder.h>
+#include <media/stagefright/MediaCodecConstants.h>
 
 namespace android {
 
diff --git a/media/codec2/sfplugin/SkipCutBuffer.cpp b/media/codec2/sfplugin/SkipCutBuffer.cpp
deleted file mode 100644
index 8d1de65..0000000
--- a/media/codec2/sfplugin/SkipCutBuffer.cpp
+++ /dev/null
@@ -1,206 +0,0 @@
-/*
- * Copyright (C) 2012 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 "SkipCutBuffer"
-#include <utils/Log.h>
-
-#include <media/stagefright/foundation/ADebug.h>
-#include <media/stagefright/MediaBuffer.h>
-#include "SkipCutBuffer.h"
-
-namespace android {
-
-SkipCutBuffer::SkipCutBuffer(size_t skip, size_t cut, size_t num16BitChannels) {
-
-    mWriteHead = 0;
-    mReadHead = 0;
-    mCapacity = 0;
-    mCutBuffer = nullptr;
-
-    if (num16BitChannels == 0 || num16BitChannels > INT32_MAX / 2) {
-        ALOGW("# channels out of range: %zu, using passthrough instead", num16BitChannels);
-        return;
-    }
-    size_t frameSize = num16BitChannels * 2;
-    if (skip > INT32_MAX / frameSize || cut > INT32_MAX / frameSize
-            || cut * frameSize > INT32_MAX - 4096) {
-        ALOGW("out of range skip/cut: %zu/%zu, using passthrough instead",
-                skip, cut);
-        return;
-    }
-    skip *= frameSize;
-    cut *= frameSize;
-
-    mFrontPadding = mSkip = skip;
-    mBackPadding = cut;
-    mCapacity = cut + 4096;
-    mCutBuffer = new (std::nothrow) char[mCapacity];
-    ALOGV("skipcutbuffer %zu %zu %d", skip, cut, mCapacity);
-}
-
-SkipCutBuffer::~SkipCutBuffer() {
-    delete[] mCutBuffer;
-}
-
-void SkipCutBuffer::submit(MediaBuffer *buffer) {
-    if (mCutBuffer == nullptr) {
-        // passthrough mode
-        return;
-    }
-
-    int32_t offset = buffer->range_offset();
-    int32_t buflen = buffer->range_length();
-
-    // drop the initial data from the buffer if needed
-    if (mFrontPadding > 0) {
-        // still data left to drop
-        int32_t to_drop = (buflen < mFrontPadding) ? buflen : mFrontPadding;
-        offset += to_drop;
-        buflen -= to_drop;
-        buffer->set_range(offset, buflen);
-        mFrontPadding -= to_drop;
-    }
-
-
-    // append data to cutbuffer
-    char *src = ((char*) buffer->data()) + offset;
-    write(src, buflen);
-
-
-    // the mediabuffer is now empty. Fill it from cutbuffer, always leaving
-    // at least mBackPadding bytes in the cutbuffer
-    char *dst = (char*) buffer->data();
-    size_t copied = read(dst, buffer->size());
-    buffer->set_range(0, copied);
-}
-
-template <typename T>
-void SkipCutBuffer::submitInternal(const sp<T>& buffer) {
-    if (mCutBuffer == nullptr) {
-        // passthrough mode
-        return;
-    }
-
-    int32_t offset = buffer->offset();
-    int32_t buflen = buffer->size();
-
-    // drop the initial data from the buffer if needed
-    if (mFrontPadding > 0) {
-        // still data left to drop
-        int32_t to_drop = (buflen < mFrontPadding) ? buflen : mFrontPadding;
-        offset += to_drop;
-        buflen -= to_drop;
-        buffer->setRange(offset, buflen);
-        mFrontPadding -= to_drop;
-    }
-
-
-    // append data to cutbuffer
-    char *src = (char*) buffer->data();
-    write(src, buflen);
-
-
-    // the mediabuffer is now empty. Fill it from cutbuffer, always leaving
-    // at least mBackPadding bytes in the cutbuffer
-    char *dst = (char*) buffer->base();
-    size_t copied = read(dst, buffer->capacity());
-    buffer->setRange(0, copied);
-}
-
-void SkipCutBuffer::submit(const sp<ABuffer>& buffer) {
-    submitInternal(buffer);
-}
-
-void SkipCutBuffer::submit(const sp<MediaCodecBuffer>& buffer) {
-    submitInternal(buffer);
-}
-
-void SkipCutBuffer::clear() {
-    mWriteHead = mReadHead = 0;
-    mFrontPadding = mSkip;
-}
-
-void SkipCutBuffer::write(const char *src, size_t num) {
-    int32_t sizeused = (mWriteHead - mReadHead);
-    if (sizeused < 0) sizeused += mCapacity;
-
-    // Everything must fit. Make sure the buffer is a little larger than needed,
-    // so there is no ambiguity as to whether mWriteHead == mReadHead means buffer
-    // full or empty
-    size_t available = mCapacity - sizeused - 32;
-    if (available < num) {
-        int32_t newcapacity = mCapacity + (num - available);
-        char * newbuffer = new char[newcapacity];
-        memcpy(newbuffer, mCutBuffer, mCapacity);
-        delete [] mCutBuffer;
-        mCapacity = newcapacity;
-        mCutBuffer = newbuffer;
-        ALOGV("reallocated buffer at size %d", newcapacity);
-    }
-
-    size_t copyfirst = (mCapacity - mWriteHead);
-    if (copyfirst > num) copyfirst = num;
-    if (copyfirst) {
-        memcpy(mCutBuffer + mWriteHead, src, copyfirst);
-        num -= copyfirst;
-        src += copyfirst;
-        mWriteHead += copyfirst;
-        CHECK_LE(mWriteHead, mCapacity);
-        if (mWriteHead == mCapacity) mWriteHead = 0;
-        if (num) {
-            memcpy(mCutBuffer, src, num);
-            mWriteHead += num;
-        }
-    }
-}
-
-size_t SkipCutBuffer::read(char *dst, size_t num) {
-    int32_t available = (mWriteHead - mReadHead);
-    if (available < 0) available += mCapacity;
-
-    available -= mBackPadding;
-    if (available <=0) {
-        return 0;
-    }
-    if (available < int32_t(num)) {
-        num = available;
-    }
-
-    size_t copyfirst = (mCapacity - mReadHead);
-    if (copyfirst > num) copyfirst = num;
-    if (copyfirst) {
-        memcpy(dst, mCutBuffer + mReadHead, copyfirst);
-        num -= copyfirst;
-        dst += copyfirst;
-        mReadHead += copyfirst;
-        CHECK_LE(mReadHead, mCapacity);
-        if (mReadHead == mCapacity) mReadHead = 0;
-        if (num) {
-            memcpy(dst, mCutBuffer, num);
-            mReadHead += num;
-        }
-    }
-    return available;
-}
-
-size_t SkipCutBuffer::size() {
-    int32_t available = (mWriteHead - mReadHead);
-    if (available < 0) available += mCapacity;
-    return available;
-}
-
-}  // namespace android
diff --git a/media/codec2/sfplugin/SkipCutBuffer.h b/media/codec2/sfplugin/SkipCutBuffer.h
deleted file mode 100644
index 0fb5690..0000000
--- a/media/codec2/sfplugin/SkipCutBuffer.h
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Copyright (C) 2012 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 SKIP_CUT_BUFFER_H_
-
-#define SKIP_CUT_BUFFER_H_
-
-#include <media/MediaCodecBuffer.h>
-#include <media/stagefright/MediaBuffer.h>
-#include <media/stagefright/foundation/ABuffer.h>
-
-namespace android {
-
-/**
- * utility class to cut the start and end off a stream of data in MediaBuffers
- *
- */
-class SkipCutBuffer: public RefBase {
- public:
-    // 'skip' is the number of frames to skip from the beginning
-    // 'cut' is the number of frames to cut from the end
-    // 'num16BitChannels' is the number of channels, which are assumed to be 16 bit wide each
-    SkipCutBuffer(size_t skip, size_t cut, size_t num16Channels);
-
-    // Submit one MediaBuffer for skipping and cutting. This may consume all or
-    // some of the data in the buffer, or it may add data to it.
-    // After this, the caller should continue processing the buffer as usual.
-    void submit(MediaBuffer *buffer);
-    void submit(const sp<ABuffer>& buffer);    // same as above, but with an ABuffer
-    void submit(const sp<MediaCodecBuffer>& buffer);    // same as above, but with an ABuffer
-    void clear();
-    size_t size(); // how many bytes are currently stored in the buffer
-
- protected:
-    virtual ~SkipCutBuffer();
-
- private:
-    void write(const char *src, size_t num);
-    size_t read(char *dst, size_t num);
-    template <typename T>
-    void submitInternal(const sp<T>& buffer);
-    int32_t mSkip;
-    int32_t mFrontPadding;
-    int32_t mBackPadding;
-    int32_t mWriteHead;
-    int32_t mReadHead;
-    int32_t mCapacity;
-    char* mCutBuffer;
-    DISALLOW_EVIL_CONSTRUCTORS(SkipCutBuffer);
-};
-
-}  // namespace android
-
-#endif  // OMX_CODEC_H_
diff --git a/media/codec2/sfplugin/CCodec.h b/media/codec2/sfplugin/include/media/stagefright/CCodec.h
similarity index 97%
rename from media/codec2/sfplugin/CCodec.h
rename to media/codec2/sfplugin/include/media/stagefright/CCodec.h
index b0b3c4f..30dc945 100644
--- a/media/codec2/sfplugin/CCodec.h
+++ b/media/codec2/sfplugin/include/media/stagefright/CCodec.h
@@ -36,12 +36,11 @@
 #include <hardware/gralloc.h>
 #include <nativebase/nativebase.h>
 
-#include "CCodecConfig.h"
-
 namespace android {
 
 class CCodecBufferChannel;
 class InputSurfaceWrapper;
+struct CCodecConfig;
 struct MediaCodecInfo;
 
 class CCodec : public CodecBase {
@@ -69,6 +68,8 @@
     void onWorkDone(std::list<std::unique_ptr<C2Work>> &workItems);
     void onInputBufferDone(uint64_t frameIndex, size_t arrayIndex);
 
+    static PersistentSurface *CreateInputSurface();
+
 protected:
     virtual ~CCodec();
 
@@ -173,7 +174,7 @@
 
     Mutexed<NamedTimePoint> mDeadline;
     typedef CCodecConfig Config;
-    Mutexed<Config> mConfig;
+    Mutexed<std::unique_ptr<CCodecConfig>> mConfig;
     Mutexed<std::list<std::unique_ptr<C2Work>>> mWorkDoneQueue;
 
     friend class CCodecCallbackImpl;
diff --git a/media/codec2/sfplugin/Codec2InfoBuilder.h b/media/codec2/sfplugin/include/media/stagefright/Codec2InfoBuilder.h
similarity index 100%
rename from media/codec2/sfplugin/Codec2InfoBuilder.h
rename to media/codec2/sfplugin/include/media/stagefright/Codec2InfoBuilder.h
diff --git a/media/codec2/sfplugin/utils/Android.bp b/media/codec2/sfplugin/utils/Android.bp
index 8c8f025..205abdc 100644
--- a/media/codec2/sfplugin/utils/Android.bp
+++ b/media/codec2/sfplugin/utils/Android.bp
@@ -1,6 +1,7 @@
 cc_library_shared {
     name: "libsfplugin_ccodec_utils",
     vendor_available: true,
+    double_loadable: true,
 
     srcs: [
         "Codec2BufferUtils.cpp",
diff --git a/media/codec2/vndk/Android.bp b/media/codec2/vndk/Android.bp
index 7723940..a1f145b 100644
--- a/media/codec2/vndk/Android.bp
+++ b/media/codec2/vndk/Android.bp
@@ -14,6 +14,8 @@
 cc_library_shared {
     name: "libcodec2_vndk",
     vendor_available: true,
+    // TODO: b/147147883
+    double_loadable: true,
 
     srcs: [
         "C2AllocatorBlob.cpp",
diff --git a/media/libstagefright/Android.bp b/media/libstagefright/Android.bp
index e78e1e7..1f5ec55 100644
--- a/media/libstagefright/Android.bp
+++ b/media/libstagefright/Android.bp
@@ -53,6 +53,7 @@
         "CodecBase.cpp",
         "FrameRenderTracker.cpp",
         "MediaCodecListWriter.cpp",
+        "SkipCutBuffer.cpp",
     ],
 
     cflags: [
@@ -62,6 +63,7 @@
 
     header_libs: [
         "libmediadrm_headers",
+        "media_ndk_headers",
     ],
 
     shared_libs: [
@@ -69,6 +71,7 @@
         "libhidlallocatorutils",
         "liblog",
         "libmedia_codeclist",
+        "libmedia_omx",
         "libstagefright_foundation",
         "libui",
         "libutils",
@@ -212,9 +215,7 @@
         "RemoteMediaExtractor.cpp",
         "RemoteMediaSource.cpp",
         "SimpleDecodingSource.cpp",
-        "SkipCutBuffer.cpp",
         "StagefrightMediaScanner.cpp",
-        "StagefrightPluginLoader.cpp",
         "SurfaceUtils.cpp",
         "ThrottledSource.cpp",
         "Utils.cpp",
@@ -244,6 +245,7 @@
         "libui",
         "libutils",
         "libmedia_helper",
+        "libsfplugin_ccodec",
         "libstagefright_codecbase",
         "libstagefright_foundation",
         "libstagefright_omx_utils",
diff --git a/media/libstagefright/MediaCodec.cpp b/media/libstagefright/MediaCodec.cpp
index 709bc08..712be41 100644
--- a/media/libstagefright/MediaCodec.cpp
+++ b/media/libstagefright/MediaCodec.cpp
@@ -22,7 +22,6 @@
 #include <stdlib.h>
 
 #include "include/SoftwareRenderer.h"
-#include "StagefrightPluginLoader.h"
 
 #include <android/hardware/cas/native/1.0/IDescrambler.h>
 #include <android/hardware/media/omx/1.0/IGraphicBufferSource.h>
@@ -51,6 +50,7 @@
 #include <media/stagefright/ACodec.h>
 #include <media/stagefright/BatteryChecker.h>
 #include <media/stagefright/BufferProducerWrapper.h>
+#include <media/stagefright/CCodec.h>
 #include <media/stagefright/MediaCodec.h>
 #include <media/stagefright/MediaCodecList.h>
 #include <media/stagefright/MediaDefs.h>
@@ -538,9 +538,7 @@
 
 // static
 sp<PersistentSurface> MediaCodec::CreatePersistentInputSurface() {
-    // allow plugin to create surface
-    sp<PersistentSurface> pluginSurface =
-        StagefrightPluginLoader::GetCCodecInstance()->createInputSurface();
+    sp<PersistentSurface> pluginSurface = CCodec::CreateInputSurface();
     if (pluginSurface != nullptr) {
         return pluginSurface;
     }
@@ -969,7 +967,7 @@
 }
 
 static CodecBase *CreateCCodec() {
-    return StagefrightPluginLoader::GetCCodecInstance()->createCodec();
+    return new CCodec;
 }
 
 //static
diff --git a/media/libstagefright/MediaCodecList.cpp b/media/libstagefright/MediaCodecList.cpp
index a267f7e..ac54fa1 100644
--- a/media/libstagefright/MediaCodecList.cpp
+++ b/media/libstagefright/MediaCodecList.cpp
@@ -19,7 +19,6 @@
 #include <utils/Log.h>
 
 #include "MediaCodecListOverrides.h"
-#include "StagefrightPluginLoader.h"
 
 #include <binder/IServiceManager.h>
 
@@ -30,11 +29,14 @@
 #include <media/stagefright/foundation/ADebug.h>
 #include <media/stagefright/foundation/AMessage.h>
 #include <media/stagefright/foundation/MediaDefs.h>
+#include <media/stagefright/omx/OMXUtils.h>
+#include <media/stagefright/xmlparser/MediaCodecsXmlParser.h>
+#include <media/stagefright/CCodec.h>
+#include <media/stagefright/Codec2InfoBuilder.h>
 #include <media/stagefright/MediaCodecList.h>
 #include <media/stagefright/MediaErrors.h>
 #include <media/stagefright/OmxInfoBuilder.h>
-#include <media/stagefright/omx/OMXUtils.h>
-#include <xmlparser/include/media/stagefright/xmlparser/MediaCodecsXmlParser.h>
+#include <media/stagefright/PersistentSurface.h>
 
 #include <sys/stat.h>
 #include <utils/threads.h>
@@ -86,8 +88,7 @@
 MediaCodecListBuilderBase *GetCodec2InfoBuilder() {
     Mutex::Autolock _l(sCodec2InfoBuilderMutex);
     if (!sCodec2InfoBuilder) {
-        sCodec2InfoBuilder.reset(
-                StagefrightPluginLoader::GetCCodecInstance()->createBuilder());
+        sCodec2InfoBuilder.reset(new Codec2InfoBuilder);
     }
     return sCodec2InfoBuilder.get();
 }
@@ -96,8 +97,7 @@
     std::vector<MediaCodecListBuilderBase *> builders;
     // if plugin provides the input surface, we cannot use OMX video encoders.
     // In this case, rely on plugin to provide list of OMX codecs that are usable.
-    sp<PersistentSurface> surfaceTest =
-        StagefrightPluginLoader::GetCCodecInstance()->createInputSurface();
+    sp<PersistentSurface> surfaceTest = CCodec::CreateInputSurface();
     if (surfaceTest == nullptr) {
         ALOGD("Allowing all OMX codecs");
         builders.push_back(&sOmxInfoBuilder);
diff --git a/media/libstagefright/StagefrightPluginLoader.cpp b/media/libstagefright/StagefrightPluginLoader.cpp
deleted file mode 100644
index fb03c5e..0000000
--- a/media/libstagefright/StagefrightPluginLoader.cpp
+++ /dev/null
@@ -1,104 +0,0 @@
-/*
- * Copyright 2018, 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 "StagefrightPluginLoader"
-#include <utils/Log.h>
-
-#include <android-base/properties.h>
-#include <dlfcn.h>
-
-#include "StagefrightPluginLoader.h"
-
-namespace android {
-
-/* static */ Mutex StagefrightPluginLoader::sMutex;
-/* static */ std::unique_ptr<StagefrightPluginLoader> StagefrightPluginLoader::sInstance;
-
-namespace /* unnamed */ {
-
-constexpr const char kCCodecPluginPath[] = "libsfplugin_ccodec.so";
-
-}  // unnamed namespace
-
-StagefrightPluginLoader::StagefrightPluginLoader(const char *libPath) {
-    if (android::base::GetIntProperty("debug.stagefright.ccodec", 1) == 0) {
-        ALOGD("CCodec is disabled.");
-        return;
-    }
-    mLibHandle = dlopen(libPath, RTLD_NOW | RTLD_NODELETE);
-    if (mLibHandle == nullptr) {
-        ALOGD("Failed to load library: %s (%s)", libPath, dlerror());
-        return;
-    }
-    mCreateCodec = (CodecBase::CreateCodecFunc)dlsym(mLibHandle, "CreateCodec");
-    if (mCreateCodec == nullptr) {
-        ALOGD("Failed to find symbol: CreateCodec (%s)", dlerror());
-    }
-    mCreateBuilder = (MediaCodecListBuilderBase::CreateBuilderFunc)dlsym(
-            mLibHandle, "CreateBuilder");
-    if (mCreateBuilder == nullptr) {
-        ALOGD("Failed to find symbol: CreateBuilder (%s)", dlerror());
-    }
-    mCreateInputSurface = (CodecBase::CreateInputSurfaceFunc)dlsym(
-            mLibHandle, "CreateInputSurface");
-    if (mCreateInputSurface == nullptr) {
-        ALOGD("Failed to find symbol: CreateInputSurface (%s)", dlerror());
-    }
-}
-
-StagefrightPluginLoader::~StagefrightPluginLoader() {
-    if (mLibHandle != nullptr) {
-        ALOGV("Closing handle");
-        dlclose(mLibHandle);
-    }
-}
-
-CodecBase *StagefrightPluginLoader::createCodec() {
-    if (mLibHandle == nullptr || mCreateCodec == nullptr) {
-        ALOGD("Handle or CreateCodec symbol is null");
-        return nullptr;
-    }
-    return mCreateCodec();
-}
-
-MediaCodecListBuilderBase *StagefrightPluginLoader::createBuilder() {
-    if (mLibHandle == nullptr || mCreateBuilder == nullptr) {
-        ALOGD("Handle or CreateBuilder symbol is null");
-        return nullptr;
-    }
-    return mCreateBuilder();
-}
-
-PersistentSurface *StagefrightPluginLoader::createInputSurface() {
-    if (mLibHandle == nullptr || mCreateInputSurface == nullptr) {
-        ALOGD("Handle or CreateInputSurface symbol is null");
-        return nullptr;
-    }
-    return mCreateInputSurface();
-}
-
-//static
-const std::unique_ptr<StagefrightPluginLoader> &StagefrightPluginLoader::GetCCodecInstance() {
-    Mutex::Autolock _l(sMutex);
-    if (!sInstance) {
-        ALOGV("Loading library");
-        sInstance.reset(new StagefrightPluginLoader(kCCodecPluginPath));
-    }
-    return sInstance;
-}
-
-}  // namespace android
diff --git a/media/libstagefright/StagefrightPluginLoader.h b/media/libstagefright/StagefrightPluginLoader.h
deleted file mode 100644
index 78effbf..0000000
--- a/media/libstagefright/StagefrightPluginLoader.h
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright 2018, 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_PLUGIN_LOADER_H_
-
-#define STAGEFRIGHT_PLUGIN_LOADER_H_
-
-#include <media/stagefright/CodecBase.h>
-#include <media/stagefright/MediaCodecListWriter.h>
-#include <media/stagefright/PersistentSurface.h>
-#include <utils/Mutex.h>
-
-namespace android {
-
-class StagefrightPluginLoader {
-public:
-    static const std::unique_ptr<StagefrightPluginLoader> &GetCCodecInstance();
-    ~StagefrightPluginLoader();
-
-    CodecBase *createCodec();
-    MediaCodecListBuilderBase *createBuilder();
-    PersistentSurface *createInputSurface();
-
-private:
-    explicit StagefrightPluginLoader(const char *libPath);
-
-    static Mutex sMutex;
-    static std::unique_ptr<StagefrightPluginLoader> sInstance;
-
-    void *mLibHandle{nullptr};
-    CodecBase::CreateCodecFunc mCreateCodec{nullptr};
-    MediaCodecListBuilderBase::CreateBuilderFunc mCreateBuilder{nullptr};
-    CodecBase::CreateInputSurfaceFunc mCreateInputSurface{nullptr};
-};
-
-}  // namespace android
-
-#endif  // STAGEFRIGHT_PLUGIN_LOADER_H_
diff --git a/media/libstagefright/omx/Android.bp b/media/libstagefright/omx/Android.bp
index 7d612b4..78b4f19 100644
--- a/media/libstagefright/omx/Android.bp
+++ b/media/libstagefright/omx/Android.bp
@@ -4,6 +4,7 @@
     vndk: {
         enabled: true,
     },
+    double_loadable: true,
 
     srcs: [
         "OMXMaster.cpp",
diff --git a/media/libstagefright/xmlparser/Android.bp b/media/libstagefright/xmlparser/Android.bp
index 38de831..7ed0e88 100644
--- a/media/libstagefright/xmlparser/Android.bp
+++ b/media/libstagefright/xmlparser/Android.bp
@@ -10,6 +10,7 @@
     vndk: {
         enabled: true,
     },
+    double_loadable: true,
 
     srcs: [
         "MediaCodecsXmlParser.cpp",