Move Codec2-related code from hardware/google/av

Test: None
Bug: 112362730
Change-Id: Ie2f8ff431d65c40333f267ab9877d47089adeea4
diff --git a/media/codec2/sfplugin/CCodecConfig.cpp b/media/codec2/sfplugin/CCodecConfig.cpp
new file mode 100644
index 0000000..8dbfd0e
--- /dev/null
+++ b/media/codec2/sfplugin/CCodecConfig.cpp
@@ -0,0 +1,1588 @@
+/*
+ * Copyright (C) 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 "CCodecConfig"
+#include <cutils/properties.h>
+#include <log/log.h>
+
+#include <C2Component.h>
+#include <C2Debug.h>
+#include <C2Param.h>
+#include <util/C2InterfaceHelper.h>
+
+#include <media/stagefright/MediaCodecConstants.h>
+
+#include "CCodecConfig.h"
+#include "Codec2Mapper.h"
+
+#define DRC_DEFAULT_MOBILE_REF_LEVEL 64  /* 64*-0.25dB = -16 dB below full scale for mobile conf */
+#define DRC_DEFAULT_MOBILE_DRC_CUT   127 /* maximum compression of dynamic range for mobile conf */
+#define DRC_DEFAULT_MOBILE_DRC_BOOST 127 /* maximum compression of dynamic range for mobile conf */
+#define DRC_DEFAULT_MOBILE_DRC_HEAVY 1   /* switch for heavy compression for mobile conf */
+#define DRC_DEFAULT_MOBILE_DRC_EFFECT 3  /* MPEG-D DRC effect type; 3 => Limited playback range */
+#define DRC_DEFAULT_MOBILE_ENC_LEVEL (-1) /* encoder target level; -1 => the value is unknown, otherwise dB step value (e.g. 64 for -16 dB) */
+// names of properties that can be used to override the default DRC settings
+#define PROP_DRC_OVERRIDE_REF_LEVEL  "aac_drc_reference_level"
+#define PROP_DRC_OVERRIDE_CUT        "aac_drc_cut"
+#define PROP_DRC_OVERRIDE_BOOST      "aac_drc_boost"
+#define PROP_DRC_OVERRIDE_HEAVY      "aac_drc_heavy"
+#define PROP_DRC_OVERRIDE_ENC_LEVEL  "aac_drc_enc_target_level"
+#define PROP_DRC_OVERRIDE_EFFECT     "ro.aac_drc_effect_type"
+
+namespace android {
+
+// CCodecConfig
+
+namespace {
+
+/**
+ * mapping between SDK and Codec 2.0 configurations.
+ */
+struct ConfigMapper {
+    /**
+     * Value mapper (C2Value => C2Value)
+     */
+    typedef std::function<C2Value(C2Value)> Mapper;
+
+    /// shorthand
+    typedef CCodecConfig::Domain Domain;
+
+    ConfigMapper(std::string mediaKey, C2String c2struct, C2String c2field)
+        : mDomain(Domain::ALL), mMediaKey(mediaKey), mStruct(c2struct), mField(c2field) { }
+
+    /// Limits this parameter to the given domain
+    ConfigMapper &limitTo(uint32_t domain) {
+        C2_CHECK(domain & Domain::GUARD_BIT);
+        mDomain = Domain(mDomain & domain);
+        return *this;
+    }
+
+    /// Adds SDK => Codec 2.0 mapper (should not be in the SDK format)
+    ConfigMapper &withMapper(Mapper mapper) {
+        C2_CHECK(!mMapper);
+        C2_CHECK(!mReverse);
+        mMapper = mapper;
+        return *this;
+    }
+
+    /// Adds SDK <=> Codec 2.0 value mappers
+    ConfigMapper &withMappers(Mapper mapper, Mapper reverse) {
+        C2_CHECK(!mMapper);
+        C2_CHECK(!mReverse);
+        mMapper = mapper;
+        mReverse = reverse;
+        return *this;
+    }
+
+    /// Adds SDK <=> Codec 2.0 value mappers based on C2Mapper
+    template<typename C2Type, typename SdkType=int32_t>
+    ConfigMapper &withC2Mappers() {
+        C2_CHECK(!mMapper);
+        C2_CHECK(!mReverse);
+        mMapper = [](C2Value v) -> C2Value {
+            SdkType sdkValue;
+            C2Type c2Value;
+            if (v.get(&sdkValue) && C2Mapper::map(sdkValue, &c2Value)) {
+                return c2Value;
+            }
+            return C2Value();
+        };
+        mReverse = [](C2Value v) -> C2Value {
+            SdkType sdkValue;
+            C2Type c2Value;
+            using C2ValueType=typename _c2_reduce_enum_to_underlying_type<C2Type>::type;
+            if (v.get((C2ValueType*)&c2Value) && C2Mapper::map(c2Value, &sdkValue)) {
+                return sdkValue;
+            }
+            return C2Value();
+        };
+        return *this;
+    }
+
+    /// Maps from SDK values in an AMessage to a suitable C2Value.
+    C2Value mapFromMessage(const AMessage::ItemData &item) const {
+        C2Value value;
+        int32_t int32Value;
+        int64_t int64Value;
+        float floatValue;
+        double doubleValue;
+        if (item.find(&int32Value)) {
+            value = int32Value;
+        } else if (item.find(&int64Value)) {
+            value = int64Value;
+        } else if (item.find(&floatValue)) {
+            value = floatValue;
+        } else if (item.find(&doubleValue)) {
+            value = (float)doubleValue;
+        }
+        if (value.type() != C2Value::NO_INIT && mMapper) {
+            value = mMapper(value);
+        }
+        return value;
+    }
+
+    /// Maps from a C2Value to an SDK value in an AMessage.
+    AMessage::ItemData mapToMessage(C2Value value) const {
+        AMessage::ItemData item;
+        int32_t int32Value;
+        uint32_t uint32Value;
+        int64_t int64Value;
+        uint64_t uint64Value;
+        float floatValue;
+        if (value.type() != C2Value::NO_INIT && mReverse) {
+            value = mReverse(value);
+        }
+        if (value.get(&int32Value)) {
+            item.set(int32Value);
+        } else if (value.get(&uint32Value) && uint32Value <= uint32_t(INT32_MAX)) {
+            // SDK does not support unsigned values
+            item.set((int32_t)uint32Value);
+        } else if (value.get(&int64Value)) {
+            item.set(int64Value);
+        } else if (value.get(&uint64Value) && uint64Value <= uint64_t(INT64_MAX)) {
+            // SDK does not support unsigned values
+            item.set((int64_t)uint64Value);
+        } else if (value.get(&floatValue)) {
+            item.set(floatValue);
+        }
+        return item;
+    }
+
+    Domain domain() const { return mDomain; }
+    std::string mediaKey() const { return mMediaKey; }
+    std::string path() const { return mField.size() ? mStruct + '.' + mField : mStruct; }
+    Mapper mapper() const { return mMapper; }
+    Mapper reverse() const { return mReverse; }
+
+private:
+    Domain mDomain;         ///< parameter domain (mask) containing port, kind and config domains
+    std::string mMediaKey;  ///< SDK key
+    C2String mStruct;       ///< Codec 2.0 struct name
+    C2String mField;        ///< Codec 2.0 field name
+    Mapper mMapper;         ///< optional SDK => Codec 2.0 value mapper
+    Mapper mReverse;        ///< optional Codec 2.0 => SDK value mapper
+};
+
+template <typename PORT, typename STREAM>
+AString QueryMediaTypeImpl(
+        const std::shared_ptr<Codec2Client::Component> &component) {
+    AString mediaType;
+    std::vector<std::unique_ptr<C2Param>> queried;
+    c2_status_t c2err = component->query(
+            {}, { PORT::PARAM_TYPE, STREAM::PARAM_TYPE }, C2_DONT_BLOCK, &queried);
+    if (c2err != C2_OK && queried.size() == 0) {
+        ALOGD("Query media type failed => %s", asString(c2err));
+    } else {
+        PORT *portMediaType =
+            PORT::From(queried[0].get());
+        if (portMediaType) {
+            mediaType = AString(
+                    portMediaType->m.value,
+                    strnlen(portMediaType->m.value, portMediaType->flexCount()));
+        } else {
+            STREAM *streamMediaType = STREAM::From(queried[0].get());
+            if (streamMediaType) {
+                mediaType = AString(
+                        streamMediaType->m.value,
+                        strnlen(streamMediaType->m.value, streamMediaType->flexCount()));
+            }
+        }
+        ALOGD("read media type: %s", mediaType.c_str());
+    }
+    return mediaType;
+}
+
+AString QueryMediaType(
+        bool input, const std::shared_ptr<Codec2Client::Component> &component) {
+    typedef C2PortMediaTypeSetting P;
+    typedef C2StreamMediaTypeSetting S;
+    if (input) {
+        return QueryMediaTypeImpl<P::input, S::input>(component);
+    } else {
+        return QueryMediaTypeImpl<P::output, S::output>(component);
+    }
+}
+
+}  // namespace
+
+/**
+ * Set of standard parameters used by CCodec that are exposed to MediaCodec.
+ */
+struct StandardParams {
+    typedef CCodecConfig::Domain Domain;
+
+    // standard (MediaCodec) params are keyed by media format key
+    typedef std::string SdkKey;
+
+    /// used to return reference to no config mappers in getConfigMappersForSdkKey
+    static const std::vector<ConfigMapper> NO_MAPPERS;
+
+    /// Returns Codec 2.0 equivalent parameters for an SDK format key.
+    const std::vector<ConfigMapper> &getConfigMappersForSdkKey(std::string key) const {
+        auto it = mConfigMappers.find(key);
+        if (it == mConfigMappers.end()) {
+            ALOGD("no c2 equivalents for %s", key.c_str());
+            return NO_MAPPERS;
+        }
+        ALOGV("found %zu eqs for %s", it->second.size(), key.c_str());
+        return it->second;
+    }
+
+    /**
+     * Adds a SDK <=> Codec 2.0 parameter mapping. Multiple Codec 2.0 parameters may map to a
+     * single SDK key, in which case they shall be ordered from least authoritative to most
+     * authoritative. When constructing SDK formats, the last mapped Codec 2.0 parameter that
+     * is supported by the component will determine the exposed value. (TODO: perhaps restrict this
+     * by domain.)
+     */
+    void add(const ConfigMapper &cm) {
+        auto it = mConfigMappers.find(cm.mediaKey());
+        ALOGV("%c%c%c%c %c%c%c %04x %9s %s => %s",
+              ((cm.domain() & Domain::IS_INPUT) ? 'I' : ' '),
+              ((cm.domain() & Domain::IS_OUTPUT) ? 'O' : ' '),
+              ((cm.domain() & Domain::IS_CODED) ? 'C' : ' '),
+              ((cm.domain() & Domain::IS_RAW) ? 'R' : ' '),
+              ((cm.domain() & Domain::IS_CONFIG) ? 'c' : ' '),
+              ((cm.domain() & Domain::IS_PARAM) ? 'p' : ' '),
+              ((cm.domain() & Domain::IS_READ) ? 'r' : ' '),
+              cm.domain(),
+              it == mConfigMappers.end() ? "adding" : "extending",
+              cm.mediaKey().c_str(), cm.path().c_str());
+        if (it == mConfigMappers.end()) {
+            std::vector<ConfigMapper> eqs = { cm };
+            mConfigMappers.emplace(cm.mediaKey(), eqs);
+        } else {
+            it->second.push_back(cm);
+        }
+    }
+
+    /**
+     * Returns all paths for a specific domain.
+     *
+     * \param any maximum domain mask. Returned parameters must match at least one of the domains
+     *            in the mask.
+     * \param all minimum domain mask. Returned parameters must match all of the domains in the
+     *            mask. This is restricted to the bits of the maximum mask.
+     */
+    std::vector<std::string> getPathsForDomain(
+            Domain any, Domain all = Domain::ALL) const {
+        std::vector<std::string> res;
+        for (const std::pair<std::string, std::vector<ConfigMapper>> &el : mConfigMappers) {
+            for (const ConfigMapper &cm : el.second) {
+                ALOGV("filtering %s %x %x %x %x", cm.path().c_str(), cm.domain(), any,
+                        (cm.domain() & any), (cm.domain() & any & all));
+                if ((cm.domain() & any) && ((cm.domain() & any & all) == (any & all))) {
+                    res.push_back(cm.path());
+                }
+            }
+        }
+        return res;
+    }
+
+    /**
+     * Returns SDK <=> Codec 2.0 mappings.
+     *
+     * TODO: replace these with better methods as this exposes the inner structure.
+     */
+    const std::map<SdkKey, std::vector<ConfigMapper>> getKeys() const {
+        return mConfigMappers;
+    }
+
+private:
+    std::map<SdkKey, std::vector<ConfigMapper>> mConfigMappers;
+};
+
+const std::vector<ConfigMapper> StandardParams::NO_MAPPERS;
+
+
+CCodecConfig::CCodecConfig()
+    : mInputFormat(new AMessage),
+      mOutputFormat(new AMessage),
+      mUsingSurface(false) { }
+
+void CCodecConfig::initializeStandardParams() {
+    typedef Domain D;
+    mStandardParams = std::make_shared<StandardParams>();
+    std::function<void(const ConfigMapper &)> add =
+        [params = mStandardParams](const ConfigMapper &cm) {
+            params->add(cm);
+    };
+    std::function<void(const ConfigMapper &)> deprecated = add;
+
+    // allow int32 or float SDK values and represent them as float
+    ConfigMapper::Mapper makeFloat = [](C2Value v) -> C2Value {
+        // convert from i32 to float
+        int32_t i32Value;
+        float fpValue;
+        if (v.get(&i32Value)) {
+            return (float)i32Value;
+        } else if (v.get(&fpValue)) {
+            return fpValue;
+        }
+        return C2Value();
+    };
+
+    ConfigMapper::Mapper negate = [](C2Value v) -> C2Value {
+        int32_t value;
+        if (v.get(&value)) {
+            return -value;
+        }
+        return C2Value();
+    };
+
+    add(ConfigMapper(KEY_MIME,     C2_PARAMKEY_INPUT_MEDIA_TYPE,    "value")
+        .limitTo(D::INPUT & D::READ));
+    add(ConfigMapper(KEY_MIME,     C2_PARAMKEY_OUTPUT_MEDIA_TYPE,   "value")
+        .limitTo(D::OUTPUT & D::READ));
+
+    add(ConfigMapper(KEY_BIT_RATE, C2_PARAMKEY_BITRATE, "value")
+        .limitTo(D::ENCODER & D::OUTPUT));
+    // we also need to put the bitrate in the max bitrate field
+    add(ConfigMapper(KEY_MAX_BIT_RATE, C2_PARAMKEY_BITRATE, "value")
+        .limitTo(D::ENCODER & D::READ & D::OUTPUT));
+    add(ConfigMapper(PARAMETER_KEY_VIDEO_BITRATE, C2_PARAMKEY_BITRATE, "value")
+        .limitTo(D::ENCODER & D::VIDEO & D::PARAM));
+    add(ConfigMapper(KEY_BITRATE_MODE, C2_PARAMKEY_BITRATE_MODE, "value")
+        .limitTo(D::ENCODER & D::CODED)
+        .withMapper([](C2Value v) -> C2Value {
+            int32_t value;
+            C2Config::bitrate_mode_t mode;
+            if (v.get(&value) && C2Mapper::map(value, &mode)) {
+                return mode;
+            }
+            return C2Value();
+        }));
+    // remove when codecs switch to PARAMKEY and new modes
+    deprecated(ConfigMapper(KEY_BITRATE_MODE, "coded.bitrate-mode", "value")
+               .limitTo(D::ENCODER));
+    add(ConfigMapper(KEY_FRAME_RATE, C2_PARAMKEY_FRAME_RATE, "value")
+        .limitTo(D::VIDEO)
+        .withMappers(makeFloat, [](C2Value v) -> C2Value {
+            // read back always as int
+            float value;
+            if (v.get(&value)) {
+                return (int32_t)value;
+            }
+            return C2Value();
+        }));
+
+    add(ConfigMapper(KEY_MAX_INPUT_SIZE, C2_PARAMKEY_INPUT_MAX_BUFFER_SIZE, "value")
+        .limitTo(D::INPUT));
+    // remove when codecs switch to PARAMKEY
+    deprecated(ConfigMapper(KEY_MAX_INPUT_SIZE, "coded.max-frame-size", "value")
+               .limitTo(D::INPUT));
+
+    // Rotation
+    // Note: SDK rotation is clock-wise, while C2 rotation is counter-clock-wise
+    add(ConfigMapper(KEY_ROTATION, C2_PARAMKEY_VUI_ROTATION, "value")
+        .limitTo(D::VIDEO & D::CODED)
+        .withMappers(negate, negate));
+    add(ConfigMapper(KEY_ROTATION, C2_PARAMKEY_ROTATION, "value")
+        .limitTo(D::VIDEO & D::RAW)
+        .withMappers(negate, negate));
+
+    // android 'video-scaling'
+    add(ConfigMapper("android._video-scaling", C2_PARAMKEY_SURFACE_SCALING_MODE, "value")
+        .limitTo(D::VIDEO & D::DECODER & D::RAW));
+
+    // Color Aspects
+    //
+    // configure default for decoders
+    add(ConfigMapper(KEY_COLOR_RANGE,       C2_PARAMKEY_DEFAULT_COLOR_ASPECTS,   "range")
+        .limitTo((D::VIDEO | D::IMAGE) & D::DECODER  & D::CODED & (D::CONFIG | D::PARAM))
+        .withC2Mappers<C2Color::range_t>());
+    add(ConfigMapper(KEY_COLOR_TRANSFER,    C2_PARAMKEY_DEFAULT_COLOR_ASPECTS,   "transfer")
+        .limitTo((D::VIDEO | D::IMAGE) & D::DECODER  & D::CODED & (D::CONFIG | D::PARAM))
+        .withC2Mappers<C2Color::transfer_t>());
+    add(ConfigMapper("color-primaries",     C2_PARAMKEY_DEFAULT_COLOR_ASPECTS,   "primaries")
+        .limitTo((D::VIDEO | D::IMAGE) & D::DECODER  & D::CODED & (D::CONFIG | D::PARAM)));
+    add(ConfigMapper("color-matrix",        C2_PARAMKEY_DEFAULT_COLOR_ASPECTS,   "matrix")
+        .limitTo((D::VIDEO | D::IMAGE) & D::DECODER  & D::CODED & (D::CONFIG | D::PARAM)));
+
+    // read back final for decoder output (also, configure final aspects as well. This should be
+    // overwritten based on coded/default values if component supports color aspects, but is used
+    // as final values if component does not support aspects at all)
+    add(ConfigMapper(KEY_COLOR_RANGE,       C2_PARAMKEY_COLOR_ASPECTS,   "range")
+        .limitTo((D::VIDEO | D::IMAGE) & D::DECODER  & D::RAW)
+        .withC2Mappers<C2Color::range_t>());
+    add(ConfigMapper(KEY_COLOR_TRANSFER,    C2_PARAMKEY_COLOR_ASPECTS,   "transfer")
+        .limitTo((D::VIDEO | D::IMAGE) & D::DECODER  & D::RAW)
+        .withC2Mappers<C2Color::transfer_t>());
+    add(ConfigMapper("color-primaries",     C2_PARAMKEY_COLOR_ASPECTS,   "primaries")
+        .limitTo((D::VIDEO | D::IMAGE) & D::DECODER  & D::RAW));
+    add(ConfigMapper("color-matrix",        C2_PARAMKEY_COLOR_ASPECTS,   "matrix")
+        .limitTo((D::VIDEO | D::IMAGE) & D::DECODER  & D::RAW));
+
+    // configure source aspects for encoders and read them back on the coded(!) port.
+    // This is to ensure muxing the desired aspects into the container.
+    add(ConfigMapper(KEY_COLOR_RANGE,       C2_PARAMKEY_COLOR_ASPECTS,   "range")
+        .limitTo((D::VIDEO | D::IMAGE) & D::ENCODER  & D::CODED)
+        .withC2Mappers<C2Color::range_t>());
+    add(ConfigMapper(KEY_COLOR_TRANSFER,    C2_PARAMKEY_COLOR_ASPECTS,   "transfer")
+        .limitTo((D::VIDEO | D::IMAGE) & D::ENCODER  & D::CODED)
+        .withC2Mappers<C2Color::transfer_t>());
+    add(ConfigMapper("color-primaries",     C2_PARAMKEY_COLOR_ASPECTS,   "primaries")
+        .limitTo((D::VIDEO | D::IMAGE) & D::ENCODER  & D::CODED));
+    add(ConfigMapper("color-matrix",        C2_PARAMKEY_COLOR_ASPECTS,   "matrix")
+        .limitTo((D::VIDEO | D::IMAGE) & D::ENCODER  & D::CODED));
+
+    // read back coded aspects for encoders (on the raw port), but also configure
+    // desired aspects here.
+    add(ConfigMapper(KEY_COLOR_RANGE,       C2_PARAMKEY_VUI_COLOR_ASPECTS,   "range")
+        .limitTo((D::VIDEO | D::IMAGE) & D::ENCODER  & D::RAW)
+        .withC2Mappers<C2Color::range_t>());
+    add(ConfigMapper(KEY_COLOR_TRANSFER,    C2_PARAMKEY_VUI_COLOR_ASPECTS,   "transfer")
+        .limitTo((D::VIDEO | D::IMAGE) & D::ENCODER  & D::RAW)
+        .withC2Mappers<C2Color::transfer_t>());
+    add(ConfigMapper("color-primaries",     C2_PARAMKEY_VUI_COLOR_ASPECTS,   "primaries")
+        .limitTo((D::VIDEO | D::IMAGE) & D::ENCODER  & D::RAW));
+    add(ConfigMapper("color-matrix",        C2_PARAMKEY_VUI_COLOR_ASPECTS,   "matrix")
+        .limitTo((D::VIDEO | D::IMAGE) & D::ENCODER  & D::RAW));
+
+    // Dataspace
+    add(ConfigMapper("android._dataspace", C2_PARAMKEY_DATA_SPACE, "value")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+
+    // HDR
+    add(ConfigMapper("smpte2086.red.x", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.red.x")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("smpte2086.red.y", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.red.y")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("smpte2086.green.x", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.green.x")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("smpte2086.green.y", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.green.y")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("smpte2086.blue.x", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.blue.x")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("smpte2086.blue.y", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.blue.y")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("smpte2086.white.x", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.white.x")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("smpte2086.white.y", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.white.y")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("smpte2086.max-luminance", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.max-luminance")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("smpte2086.min-luminance", C2_PARAMKEY_HDR_STATIC_INFO, "mastering.min-luminance")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("cta861.max-cll", C2_PARAMKEY_HDR_STATIC_INFO, "max-cll")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper("cta861.max-fall", C2_PARAMKEY_HDR_STATIC_INFO, "max-fall")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+
+    add(ConfigMapper(std::string(KEY_FEATURE_) + FEATURE_SecurePlayback,
+                     C2_PARAMKEY_SECURE_MODE, "value"));
+
+    add(ConfigMapper("prepend-sps-pps-to-idr-frames",
+                     C2_PARAMKEY_PREPEND_HEADER_MODE, "value")
+        .limitTo(D::ENCODER & D::VIDEO)
+        .withMapper([](C2Value v) -> C2Value {
+            int32_t value;
+            if (v.get(&value) && value) {
+                return C2Value(C2Config::PREPEND_HEADER_TO_ALL_SYNC);
+            } else {
+                return C2Value(C2Config::PREPEND_HEADER_TO_NONE);
+            }
+        }));
+    // remove when codecs switch to PARAMKEY
+    deprecated(ConfigMapper("prepend-sps-pps-to-idr-frames",
+                            "coding.add-csd-to-sync-frames", "value")
+               .limitTo(D::ENCODER & D::VIDEO));
+    // convert to timestamp base
+    add(ConfigMapper(KEY_I_FRAME_INTERVAL, C2_PARAMKEY_SYNC_FRAME_INTERVAL, "value")
+        .withMapper([](C2Value v) -> C2Value {
+            // convert from i32 to float
+            int32_t i32Value;
+            float fpValue;
+            if (v.get(&i32Value)) {
+                return int64_t(1000000) * i32Value;
+            } else if (v.get(&fpValue)) {
+                return int64_t(c2_min(1000000 * fpValue + 0.5, (double)INT64_MAX));
+            }
+            return C2Value();
+        }));
+    // remove when codecs switch to proper coding.gop (add support for calculating gop)
+    deprecated(ConfigMapper("i-frame-period", "coding.gop", "intra-period")
+               .limitTo(D::ENCODER & D::VIDEO));
+    add(ConfigMapper(KEY_INTRA_REFRESH_PERIOD, C2_PARAMKEY_INTRA_REFRESH, "period")
+        .limitTo(D::VIDEO & D::ENCODER)
+        .withMappers(makeFloat, [](C2Value v) -> C2Value {
+            // read back always as int
+            float value;
+            if (v.get(&value)) {
+                return (int32_t)value;
+            }
+            return C2Value();
+        }));
+    add(ConfigMapper(KEY_QUALITY, C2_PARAMKEY_QUALITY, "value"));
+    deprecated(ConfigMapper(PARAMETER_KEY_REQUEST_SYNC_FRAME,
+                     "coding.request-sync", "value")
+        .limitTo(D::PARAM & D::ENCODER)
+        .withMapper([](C2Value) -> C2Value { return uint32_t(1); }));
+    add(ConfigMapper(PARAMETER_KEY_REQUEST_SYNC_FRAME,
+                     C2_PARAMKEY_REQUEST_SYNC_FRAME, "value")
+        .limitTo(D::PARAM & D::ENCODER)
+        .withMapper([](C2Value) -> C2Value { return uint32_t(1); }));
+
+    add(ConfigMapper(KEY_OPERATING_RATE,   C2_PARAMKEY_OPERATING_RATE,     "value")
+        .limitTo(D::PARAM | D::CONFIG) // write-only
+        .withMapper(makeFloat));
+    // C2 priorities are inverted
+    add(ConfigMapper(KEY_PRIORITY,         C2_PARAMKEY_PRIORITY,           "value")
+        .withMappers(negate, negate));
+    // remove when codecs switch to PARAMKEY
+    deprecated(ConfigMapper(KEY_OPERATING_RATE,   "ctrl.operating-rate",     "value")
+               .withMapper(makeFloat));
+    deprecated(ConfigMapper(KEY_PRIORITY,         "ctrl.priority",           "value"));
+
+    add(ConfigMapper(KEY_WIDTH,         C2_PARAMKEY_PICTURE_SIZE,       "width")
+        .limitTo(D::VIDEO | D::IMAGE));
+    add(ConfigMapper(KEY_HEIGHT,        C2_PARAMKEY_PICTURE_SIZE,       "height")
+        .limitTo(D::VIDEO | D::IMAGE));
+
+    add(ConfigMapper("crop-left",       C2_PARAMKEY_CROP_RECT,       "left")
+        .limitTo(D::VIDEO | D::IMAGE));
+    add(ConfigMapper("crop-top",        C2_PARAMKEY_CROP_RECT,       "top")
+        .limitTo(D::VIDEO | D::IMAGE));
+    add(ConfigMapper("crop-width",      C2_PARAMKEY_CROP_RECT,       "width")
+        .limitTo(D::VIDEO | D::IMAGE));
+    add(ConfigMapper("crop-height",     C2_PARAMKEY_CROP_RECT,       "height")
+        .limitTo(D::VIDEO | D::IMAGE));
+
+    add(ConfigMapper(KEY_MAX_WIDTH,     C2_PARAMKEY_MAX_PICTURE_SIZE,    "width")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+    add(ConfigMapper(KEY_MAX_HEIGHT,    C2_PARAMKEY_MAX_PICTURE_SIZE,    "height")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW));
+
+    add(ConfigMapper("csd-0",           C2_PARAMKEY_INIT_DATA,       "value")
+        .limitTo(D::OUTPUT & D::READ));
+
+    add(ConfigMapper(C2_PARAMKEY_TEMPORAL_LAYERING, C2_PARAMKEY_TEMPORAL_LAYERING, "")
+        .limitTo(D::ENCODER & D::VIDEO & D::OUTPUT));
+
+    // Pixel Format (use local key for actual pixel format as we don't distinguish between
+    // SDK layouts for flexible format and we need the actual SDK color format in the media format)
+    add(ConfigMapper("android._color-format",  C2_PARAMKEY_PIXEL_FORMAT, "value")
+        .limitTo((D::VIDEO | D::IMAGE) & D::RAW)
+        .withMappers([](C2Value v) -> C2Value {
+            int32_t value;
+            if (v.get(&value)) {
+                switch (value) {
+                    case COLOR_FormatSurface:
+                        return (uint32_t)HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED;
+                    case COLOR_FormatYUV420Flexible:
+                        return (uint32_t)HAL_PIXEL_FORMAT_YCBCR_420_888;
+                    case COLOR_FormatYUV420Planar:
+                    case COLOR_FormatYUV420SemiPlanar:
+                    case COLOR_FormatYUV420PackedPlanar:
+                    case COLOR_FormatYUV420PackedSemiPlanar:
+                        return (uint32_t)HAL_PIXEL_FORMAT_YV12;
+                    default:
+                        // TODO: support some sort of passthrough
+                        break;
+                }
+            }
+            return C2Value();
+        }, [](C2Value v) -> C2Value {
+            uint32_t value;
+            if (v.get(&value)) {
+                switch (value) {
+                    case HAL_PIXEL_FORMAT_IMPLEMENTATION_DEFINED:
+                        return COLOR_FormatSurface;
+                    case HAL_PIXEL_FORMAT_YV12:
+                    case HAL_PIXEL_FORMAT_YCBCR_420_888:
+                        return COLOR_FormatYUV420Flexible;
+                    default:
+                        // TODO: support some sort of passthrough
+                        break;
+                }
+            }
+            return C2Value();
+        }));
+
+    add(ConfigMapper(KEY_CHANNEL_COUNT, C2_PARAMKEY_CHANNEL_COUNT,       "value")
+        .limitTo(D::AUDIO)); // read back to both formats
+    add(ConfigMapper(KEY_CHANNEL_COUNT, C2_PARAMKEY_CODED_CHANNEL_COUNT, "value")
+        .limitTo(D::AUDIO & D::CODED));
+
+    add(ConfigMapper(KEY_SAMPLE_RATE,   C2_PARAMKEY_SAMPLE_RATE,        "value")
+        .limitTo(D::AUDIO)); // read back to both port formats
+    add(ConfigMapper(KEY_SAMPLE_RATE,   C2_PARAMKEY_CODED_SAMPLE_RATE,  "value")
+        .limitTo(D::AUDIO & D::CODED));
+
+    add(ConfigMapper(KEY_PCM_ENCODING,  C2_PARAMKEY_PCM_ENCODING,       "value")
+        .limitTo(D::AUDIO));
+
+    add(ConfigMapper(KEY_IS_ADTS, C2_PARAMKEY_AAC_PACKAGING, "value")
+        .limitTo(D::AUDIO & D::CODED)
+        .withMappers([](C2Value v) -> C2Value {
+            int32_t value;
+            if (v.get(&value) && value) {
+                return C2Config::AAC_PACKAGING_ADTS;
+            }
+            return C2Value();
+        }, [](C2Value v) -> C2Value {
+            uint32_t value;
+            if (v.get(&value) && value == C2Config::AAC_PACKAGING_ADTS) {
+                return (int32_t)1;
+            }
+            return C2Value();
+        }));
+
+    std::shared_ptr<C2Mapper::ProfileLevelMapper> mapper =
+        C2Mapper::GetProfileLevelMapper(mCodingMediaType);
+
+    add(ConfigMapper(KEY_PROFILE, C2_PARAMKEY_PROFILE_LEVEL, "profile")
+        .limitTo(D::CODED)
+        .withMappers([mapper](C2Value v) -> C2Value {
+            C2Config::profile_t c2 = PROFILE_UNUSED;
+            int32_t sdk;
+            if (mapper && v.get(&sdk) && mapper->mapProfile(sdk, &c2)) {
+                return c2;
+            }
+            return PROFILE_UNUSED;
+        }, [mapper](C2Value v) -> C2Value {
+            C2Config::profile_t c2;
+            int32_t sdk;
+            using C2ValueType=typename _c2_reduce_enum_to_underlying_type<decltype(c2)>::type;
+            if (mapper && v.get((C2ValueType*)&c2) && mapper->mapProfile(c2, &sdk)) {
+                return sdk;
+            }
+            return C2Value();
+        }));
+
+    add(ConfigMapper(KEY_LEVEL, C2_PARAMKEY_PROFILE_LEVEL, "level")
+        .limitTo(D::CODED)
+        .withMappers([mapper](C2Value v) -> C2Value {
+            C2Config::level_t c2 = LEVEL_UNUSED;
+            int32_t sdk;
+            if (mapper && v.get(&sdk) && mapper->mapLevel(sdk, &c2)) {
+                return c2;
+            }
+            return LEVEL_UNUSED;
+        }, [mapper](C2Value v) -> C2Value {
+            C2Config::level_t c2;
+            int32_t sdk;
+            using C2ValueType=typename _c2_reduce_enum_to_underlying_type<decltype(c2)>::type;
+            if (mapper && v.get((C2ValueType*)&c2) && mapper->mapLevel(c2, &sdk)) {
+                return sdk;
+            }
+            return C2Value();
+        }));
+
+    // convert to dBFS and add default
+    add(ConfigMapper(KEY_AAC_DRC_TARGET_REFERENCE_LEVEL, C2_PARAMKEY_DRC_TARGET_REFERENCE_LEVEL, "value")
+        .limitTo(D::AUDIO & D::DECODER)
+        .withMapper([](C2Value v) -> C2Value {
+            int32_t value;
+            if (!v.get(&value) || value < 0) {
+                value = property_get_int32(PROP_DRC_OVERRIDE_REF_LEVEL, DRC_DEFAULT_MOBILE_REF_LEVEL);
+            }
+            return float(-0.25 * c2_min(value, 127));
+        }));
+
+    // convert to 0-1 (%) and add default
+    add(ConfigMapper(KEY_AAC_DRC_ATTENUATION_FACTOR, C2_PARAMKEY_DRC_ATTENUATION_FACTOR, "value")
+        .limitTo(D::AUDIO & D::DECODER)
+        .withMapper([](C2Value v) -> C2Value {
+            int32_t value;
+            if (!v.get(&value) || value < 0) {
+                value = property_get_int32(PROP_DRC_OVERRIDE_CUT, DRC_DEFAULT_MOBILE_DRC_CUT);
+            }
+            return float(c2_min(value, 127) / 127.);
+        }));
+
+    // convert to 0-1 (%) and add default
+    add(ConfigMapper(KEY_AAC_DRC_BOOST_FACTOR, C2_PARAMKEY_DRC_BOOST_FACTOR, "value")
+        .limitTo(D::AUDIO & D::DECODER)
+        .withMapper([](C2Value v) -> C2Value {
+            int32_t value;
+            if (!v.get(&value) || value < 0) {
+                value = property_get_int32(PROP_DRC_OVERRIDE_BOOST, DRC_DEFAULT_MOBILE_DRC_BOOST);
+            }
+            return float(c2_min(value, 127) / 127.);
+        }));
+
+    // convert to compression type and add default
+    add(ConfigMapper(KEY_AAC_DRC_HEAVY_COMPRESSION, C2_PARAMKEY_DRC_COMPRESSION_MODE, "value")
+        .limitTo(D::AUDIO & D::DECODER)
+        .withMapper([](C2Value v) -> C2Value {
+            int32_t value;
+            if (!v.get(&value) || value < 0) {
+                value = property_get_int32(PROP_DRC_OVERRIDE_HEAVY, DRC_DEFAULT_MOBILE_DRC_HEAVY);
+            }
+            return value == 1 ? C2Config::DRC_COMPRESSION_HEAVY : C2Config::DRC_COMPRESSION_LIGHT;
+        }));
+
+    // convert to dBFS and add default
+    add(ConfigMapper(KEY_AAC_ENCODED_TARGET_LEVEL, C2_PARAMKEY_DRC_ENCODED_TARGET_LEVEL, "value")
+        .limitTo(D::AUDIO & D::DECODER)
+        .withMapper([](C2Value v) -> C2Value {
+            int32_t value;
+            if (!v.get(&value) || value < 0) {
+                value = property_get_int32(PROP_DRC_OVERRIDE_ENC_LEVEL, DRC_DEFAULT_MOBILE_ENC_LEVEL);
+            }
+            return float(-0.25 * c2_min(value, 127));
+        }));
+
+    // convert to effect type (these map to SDK values) and add default
+    add(ConfigMapper(KEY_AAC_DRC_EFFECT_TYPE, C2_PARAMKEY_DRC_EFFECT_TYPE, "value")
+        .limitTo(D::AUDIO & D::DECODER)
+        .withMapper([](C2Value v) -> C2Value {
+            int32_t value;
+            if (!v.get(&value) || value < -1 || value > 8) {
+                value = property_get_int32(PROP_DRC_OVERRIDE_EFFECT, DRC_DEFAULT_MOBILE_DRC_EFFECT);
+                // ensure value is within range
+                if (value < -1 || value > 8) {
+                    value = DRC_DEFAULT_MOBILE_DRC_EFFECT;
+                }
+            }
+            return value;
+        }));
+
+    add(ConfigMapper(KEY_AAC_MAX_OUTPUT_CHANNEL_COUNT, C2_PARAMKEY_MAX_CHANNEL_COUNT, "value")
+        .limitTo(D::AUDIO));
+
+    add(ConfigMapper(KEY_AAC_SBR_MODE, C2_PARAMKEY_AAC_SBR_MODE, "value")
+        .limitTo(D::AUDIO & D::ENCODER & D::CONFIG)
+        .withMapper([](C2Value v) -> C2Value {
+            int32_t value;
+            if (!v.get(&value) || value < 0) {
+                return C2Config::AAC_SBR_AUTO;
+            }
+            switch (value) {
+                case 0: return C2Config::AAC_SBR_OFF;
+                case 1: return C2Config::AAC_SBR_SINGLE_RATE;
+                case 2: return C2Config::AAC_SBR_DUAL_RATE;
+                default: return C2Config::AAC_SBR_AUTO + 1; // invalid value
+            }
+        }));
+
+    add(ConfigMapper(KEY_QUALITY, C2_PARAMKEY_QUALITY, "value"));
+    add(ConfigMapper(KEY_FLAC_COMPRESSION_LEVEL, C2_PARAMKEY_COMPLEXITY, "value")
+        .limitTo(D::AUDIO & D::ENCODER));
+    add(ConfigMapper("complexity", C2_PARAMKEY_COMPLEXITY, "value")
+        .limitTo(D::ENCODER));
+
+    add(ConfigMapper(KEY_GRID_COLUMNS, C2_PARAMKEY_TILE_LAYOUT, "columns")
+        .limitTo(D::IMAGE));
+    add(ConfigMapper(KEY_GRID_ROWS, C2_PARAMKEY_TILE_LAYOUT, "rows")
+        .limitTo(D::IMAGE));
+    add(ConfigMapper(KEY_TILE_WIDTH, C2_PARAMKEY_TILE_LAYOUT, "tile.width")
+        .limitTo(D::IMAGE));
+    add(ConfigMapper(KEY_TILE_HEIGHT, C2_PARAMKEY_TILE_LAYOUT, "tile.height")
+        .limitTo(D::IMAGE));
+
+    add(ConfigMapper(KEY_LATENCY, C2_PARAMKEY_PIPELINE_DELAY_REQUEST, "value")
+        .limitTo(D::VIDEO & D::ENCODER));
+
+    add(ConfigMapper(C2_PARAMKEY_INPUT_TIME_STRETCH, C2_PARAMKEY_INPUT_TIME_STRETCH, "value"));
+
+    /* still to do
+    constexpr char KEY_PUSH_BLANK_BUFFERS_ON_STOP[] = "push-blank-buffers-on-shutdown";
+
+       not yet used by MediaCodec, but defined as MediaFormat
+    KEY_AUDIO_SESSION_ID // we use "audio-hw-sync"
+    KEY_OUTPUT_REORDER_DEPTH
+    */
+}
+
+status_t CCodecConfig::initialize(
+        const std::shared_ptr<Codec2Client> &client,
+        const std::shared_ptr<Codec2Client::Component> &component) {
+    C2ComponentDomainSetting domain(C2Component::DOMAIN_OTHER);
+    C2ComponentKindSetting kind(C2Component::KIND_OTHER);
+
+    std::vector<std::unique_ptr<C2Param>> queried;
+    c2_status_t c2err = component->query({ &domain, &kind }, {}, C2_DONT_BLOCK, &queried);
+    if (c2err != C2_OK) {
+        ALOGD("Query domain & kind failed => %s", asString(c2err));
+        // TEMP: determine kind from component name
+        if (kind.value == C2Component::KIND_OTHER) {
+            if (component->getName().find("encoder") != std::string::npos) {
+                kind.value = C2Component::KIND_ENCODER;
+            } else if (component->getName().find("decoder") != std::string::npos) {
+                kind.value = C2Component::KIND_DECODER;
+            }
+        }
+
+        // TEMP: determine domain from media type (port (preferred) or stream #0)
+        if (domain.value == C2Component::DOMAIN_OTHER) {
+            AString mediaType = QueryMediaType(true /* input */, component);
+            if (mediaType.startsWith("audio/")) {
+                domain.value = C2Component::DOMAIN_AUDIO;
+            } else if (mediaType.startsWith("video/")) {
+                domain.value = C2Component::DOMAIN_VIDEO;
+            } else if (mediaType.startsWith("image/")) {
+                domain.value = C2Component::DOMAIN_IMAGE;
+            }
+        }
+    }
+
+    mDomain = (domain.value == C2Component::DOMAIN_VIDEO ? Domain::IS_VIDEO :
+               domain.value == C2Component::DOMAIN_IMAGE ? Domain::IS_IMAGE :
+               domain.value == C2Component::DOMAIN_AUDIO ? Domain::IS_AUDIO : Domain::OTHER_DOMAIN)
+            | (kind.value == C2Component::KIND_DECODER ? Domain::IS_DECODER :
+               kind.value == C2Component::KIND_ENCODER ? Domain::IS_ENCODER : Domain::OTHER_KIND);
+
+    mInputDomain = Domain(((mDomain & IS_DECODER) ? IS_CODED : IS_RAW) | IS_INPUT);
+    mOutputDomain = Domain(((mDomain & IS_ENCODER) ? IS_CODED : IS_RAW) | IS_OUTPUT);
+
+    ALOGV("domain is %#x (%u %u)", mDomain, domain.value, kind.value);
+
+    std::vector<C2Param::Index> paramIndices;
+    switch (kind.value) {
+    case C2Component::KIND_DECODER:
+        mCodingMediaType = QueryMediaType(true /* input */, component).c_str();
+        break;
+    case C2Component::KIND_ENCODER:
+        mCodingMediaType = QueryMediaType(false /* input */, component).c_str();
+        break;
+    default:
+        mCodingMediaType = "";
+    }
+
+    c2err = component->querySupportedParams(&mParamDescs);
+    if (c2err != C2_OK) {
+        ALOGD("Query supported params failed after returning %zu values => %s",
+                mParamDescs.size(), asString(c2err));
+        return UNKNOWN_ERROR;
+    }
+    for (const std::shared_ptr<C2ParamDescriptor> &desc : mParamDescs) {
+        mSupportedIndices.emplace(desc->index());
+    }
+
+    mReflector = client->getParamReflector();
+    if (mReflector == nullptr) {
+        ALOGE("Failed to get param reflector");
+        return UNKNOWN_ERROR;
+    }
+
+    // enumerate all fields
+    mParamUpdater = std::make_shared<ReflectedParamUpdater>();
+    mParamUpdater->clear();
+    mParamUpdater->supportWholeParam(
+            C2_PARAMKEY_TEMPORAL_LAYERING, C2StreamTemporalLayeringTuning::CORE_INDEX);
+    mParamUpdater->addParamDesc(mReflector, mParamDescs);
+
+    // TEMP: add some standard fields even if not reflected
+    if (kind.value == C2Component::KIND_ENCODER) {
+        mParamUpdater->addStandardParam<C2StreamInitDataInfo::output>(C2_PARAMKEY_INIT_DATA);
+    }
+    if (domain.value == C2Component::DOMAIN_IMAGE || domain.value == C2Component::DOMAIN_VIDEO) {
+        if (kind.value != C2Component::KIND_ENCODER) {
+            addLocalParam<C2StreamPictureSizeInfo::output>(C2_PARAMKEY_PICTURE_SIZE);
+            addLocalParam<C2StreamCropRectInfo::output>(C2_PARAMKEY_CROP_RECT);
+            addLocalParam(
+                    new C2StreamPixelAspectRatioInfo::output(0u, 1u, 1u),
+                    C2_PARAMKEY_PIXEL_ASPECT_RATIO);
+            addLocalParam(new C2StreamRotationInfo::output(0u, 0), C2_PARAMKEY_ROTATION);
+            addLocalParam(new C2StreamColorAspectsInfo::output(0u), C2_PARAMKEY_COLOR_ASPECTS);
+            addLocalParam<C2StreamDataSpaceInfo::output>(C2_PARAMKEY_DATA_SPACE);
+            addLocalParam<C2StreamHdrStaticInfo::output>(C2_PARAMKEY_HDR_STATIC_INFO);
+            addLocalParam(new C2StreamSurfaceScalingInfo::output(0u, VIDEO_SCALING_MODE_SCALE_TO_FIT),
+                          C2_PARAMKEY_SURFACE_SCALING_MODE);
+        } else {
+            addLocalParam(new C2StreamColorAspectsInfo::input(0u), C2_PARAMKEY_COLOR_ASPECTS);
+        }
+    }
+
+    initializeStandardParams();
+
+    // subscribe to all supported standard (exposed) params
+    // TODO: limit this to params that are actually in the domain
+    std::vector<std::string> formatKeys = mStandardParams->getPathsForDomain(Domain(1 << 30));
+    std::vector<C2Param::Index> indices;
+    mParamUpdater->getParamIndicesForKeys(formatKeys, &indices);
+    mSubscribedIndices.insert(indices.begin(), indices.end());
+
+    // also subscribe to some non-SDK standard parameters
+    // for number of input/output buffers
+    mSubscribedIndices.emplace(C2PortSuggestedBufferCountTuning::input::PARAM_TYPE);
+    mSubscribedIndices.emplace(C2PortSuggestedBufferCountTuning::output::PARAM_TYPE);
+    mSubscribedIndices.emplace(C2ActualPipelineDelayTuning::PARAM_TYPE);
+    mSubscribedIndices.emplace(C2PortActualDelayTuning::input::PARAM_TYPE);
+    mSubscribedIndices.emplace(C2PortActualDelayTuning::output::PARAM_TYPE);
+    // for output buffer array allocation
+    mSubscribedIndices.emplace(C2StreamMaxBufferSizeInfo::output::PARAM_TYPE);
+    // init data (CSD)
+    mSubscribedIndices.emplace(C2StreamInitDataInfo::output::PARAM_TYPE);
+
+    return OK;
+}
+
+status_t CCodecConfig::subscribeToConfigUpdate(
+        const std::shared_ptr<Codec2Client::Component> &component,
+        const std::vector<C2Param::Index> &indices,
+        c2_blocking_t blocking) {
+    mSubscribedIndices.insert(indices.begin(), indices.end());
+    // TODO: enable this when components no longer crash on this config
+    if (mSubscribedIndices.size() != mSubscribedIndicesSize && false) {
+        std::vector<uint32_t> indices;
+        for (C2Param::Index ix : mSubscribedIndices) {
+            indices.push_back(ix);
+        }
+        std::unique_ptr<C2SubscribedParamIndicesTuning> subscribeTuning =
+            C2SubscribedParamIndicesTuning::AllocUnique(indices);
+        std::vector<std::unique_ptr<C2SettingResult>> results;
+        c2_status_t c2Err = component->config({ subscribeTuning.get() }, blocking, &results);
+        if (c2Err != C2_OK && c2Err != C2_BAD_INDEX) {
+            ALOGD("Failed to subscribe to parameters => %s", asString(c2Err));
+            // TODO: error
+        }
+        ALOGV("Subscribed to %zu params", mSubscribedIndices.size());
+        mSubscribedIndicesSize = mSubscribedIndices.size();
+    }
+    return OK;
+}
+
+status_t CCodecConfig::queryConfiguration(
+        const std::shared_ptr<Codec2Client::Component> &component) {
+    // query all subscribed parameters
+    std::vector<C2Param::Index> indices(mSubscribedIndices.begin(), mSubscribedIndices.end());
+    std::vector<std::unique_ptr<C2Param>> queried;
+    c2_status_t c2Err = component->query({}, indices, C2_MAY_BLOCK, &queried);
+    if (c2Err != OK) {
+        ALOGI("query failed after returning %zu values (%s)", queried.size(), asString(c2Err));
+        // TODO: error
+    }
+
+    updateConfiguration(queried, ALL);
+    return OK;
+}
+
+bool CCodecConfig::updateConfiguration(
+        std::vector<std::unique_ptr<C2Param>> &configUpdate, Domain domain) {
+    ALOGV("updating configuration with %zu params", configUpdate.size());
+    bool changed = false;
+    for (std::unique_ptr<C2Param> &p : configUpdate) {
+        if (p && *p) {
+            auto insertion = mCurrentConfig.emplace(p->index(), nullptr);
+            if (insertion.second || *insertion.first->second != *p) {
+                if (mSupportedIndices.count(p->index()) || mLocalParams.count(p->index())) {
+                    // only track changes in supported (reflected or local) indices
+                    changed = true;
+                } else {
+                    ALOGV("an unlisted config was %s: %#x",
+                            insertion.second ? "added" : "updated", p->index());
+                }
+            }
+            insertion.first->second = std::move(p);
+        }
+    }
+
+    ALOGV("updated configuration has %zu params (%s)", mCurrentConfig.size(),
+            changed ? "CHANGED" : "no change");
+    if (changed) {
+        return updateFormats(domain);
+    }
+    return false;
+}
+
+bool CCodecConfig::updateFormats(Domain domain) {
+    // get addresses of params in the current config
+    std::vector<C2Param*> paramPointers;
+    for (const auto &it : mCurrentConfig) {
+        paramPointers.push_back(it.second.get());
+    }
+
+    ReflectedParamUpdater::Dict reflected = mParamUpdater->getParams(paramPointers);
+    ALOGD("c2 config is %s", reflected.debugString().c_str());
+
+    bool changed = false;
+    if (domain & mInputDomain) {
+        sp<AMessage> oldFormat = mInputFormat;
+        mInputFormat = mInputFormat->dup(); // trigger format changed
+        mInputFormat->extend(getSdkFormatForDomain(reflected, mInputDomain));
+        if (mInputFormat->countEntries() != oldFormat->countEntries()
+                || mInputFormat->changesFrom(oldFormat)->countEntries() > 0) {
+            changed = true;
+        } else {
+            mInputFormat = oldFormat; // no change
+        }
+    }
+    if (domain & mOutputDomain) {
+        sp<AMessage> oldFormat = mOutputFormat;
+        mOutputFormat = mOutputFormat->dup(); // trigger output format changed
+        mOutputFormat->extend(getSdkFormatForDomain(reflected, mOutputDomain));
+        if (mOutputFormat->countEntries() != oldFormat->countEntries()
+                || mOutputFormat->changesFrom(oldFormat)->countEntries() > 0) {
+            changed = true;
+        } else {
+            mOutputFormat = oldFormat; // no change
+        }
+    }
+    ALOGV_IF(changed, "format(s) changed");
+    return changed;
+}
+
+sp<AMessage> CCodecConfig::getSdkFormatForDomain(
+        const ReflectedParamUpdater::Dict &reflected, Domain portDomain) const {
+    sp<AMessage> msg = new AMessage;
+    for (const std::pair<std::string, std::vector<ConfigMapper>> &el : mStandardParams->getKeys()) {
+        for (const ConfigMapper &cm : el.second) {
+            if ((cm.domain() & portDomain) == 0 // input-output-coded-raw
+                || (cm.domain() & mDomain) != mDomain // component domain + kind (these must match)
+                || (cm.domain() & IS_READ) == 0) {
+                continue;
+            }
+            auto it = reflected.find(cm.path());
+            if (it == reflected.end()) {
+                continue;
+            }
+            C2Value c2Value;
+            sp<ABuffer> bufValue;
+            AString strValue;
+            AMessage::ItemData item;
+            if (it->second.find(&c2Value)) {
+                item = cm.mapToMessage(c2Value);
+            } else if (it->second.find(&bufValue)) {
+                item.set(bufValue);
+            } else if (it->second.find(&strValue)) {
+                item.set(strValue);
+            } else {
+                ALOGD("unexpected untyped query value for key: %s", cm.path().c_str());
+                continue;
+            }
+            msg->setItem(el.first.c_str(), item);
+        }
+    }
+
+    { // convert from Codec 2.0 rect to MediaFormat rect and add crop rect if not present
+        int32_t left, top, width, height;
+        if (msg->findInt32("crop-left", &left) && msg->findInt32("crop-width", &width)
+                && msg->findInt32("crop-top", &top) && msg->findInt32("crop-height", &height)
+                && left >= 0 && width >=0 && width <= INT32_MAX - left
+                && top >= 0 && height >=0 && height <= INT32_MAX - top) {
+            msg->removeEntryAt(msg->findEntryByName("crop-left"));
+            msg->removeEntryAt(msg->findEntryByName("crop-top"));
+            msg->removeEntryAt(msg->findEntryByName("crop-width"));
+            msg->removeEntryAt(msg->findEntryByName("crop-height"));
+            msg->setRect("crop", left, top, left + width - 1, top + height - 1);
+        } else if (msg->findInt32("width", &width) && msg->findInt32("height", &height)) {
+            msg->setRect("crop", 0, 0, width - 1, height - 1);
+        }
+    }
+
+    { // convert temporal layering to schema
+        sp<ABuffer> tmp;
+        if (msg->findBuffer(C2_PARAMKEY_TEMPORAL_LAYERING, &tmp) && tmp != nullptr) {
+            C2StreamTemporalLayeringTuning *layering =
+                C2StreamTemporalLayeringTuning::From(C2Param::From(tmp->data(), tmp->size()));
+            if (layering && layering->m.layerCount > 0
+                    && layering->m.bLayerCount < layering->m.layerCount) {
+                // check if this is webrtc compatible
+                AString mime;
+                if (msg->findString(KEY_MIME, &mime) &&
+                        mime.equalsIgnoreCase(MIMETYPE_VIDEO_VP8) &&
+                        layering->m.bLayerCount == 0 &&
+                        (layering->m.layerCount == 1
+                                || (layering->m.layerCount == 2
+                                        && layering->flexCount() >= 1
+                                        && layering->m.bitrateRatios[0] == .6f)
+                                || (layering->m.layerCount == 3
+                                        && layering->flexCount() >= 2
+                                        && layering->m.bitrateRatios[0] == .4f
+                                        && layering->m.bitrateRatios[1] == .6f)
+                                || (layering->m.layerCount == 4
+                                        && layering->flexCount() >= 3
+                                        && layering->m.bitrateRatios[0] == .25f
+                                        && layering->m.bitrateRatios[1] == .4f
+                                        && layering->m.bitrateRatios[2] == .6f))) {
+                    msg->setString(KEY_TEMPORAL_LAYERING, AStringPrintf(
+                            "webrtc.vp8.%u-layer", layering->m.layerCount));
+                } else if (layering->m.bLayerCount) {
+                    msg->setString(KEY_TEMPORAL_LAYERING, AStringPrintf(
+                            "android.generic.%u+%u",
+                            layering->m.layerCount - layering->m.bLayerCount,
+                            layering->m.bLayerCount));
+                } else if (layering->m.bLayerCount) {
+                    msg->setString(KEY_TEMPORAL_LAYERING, AStringPrintf(
+                            "android.generic.%u", layering->m.layerCount));
+                }
+            }
+            msg->removeEntryAt(msg->findEntryByName(C2_PARAMKEY_TEMPORAL_LAYERING));
+        }
+    }
+
+    { // convert color info
+        C2Color::primaries_t primaries;
+        C2Color::matrix_t matrix;
+        if (msg->findInt32("color-primaries", (int32_t*)&primaries)
+                && msg->findInt32("color-matrix", (int32_t*)&matrix)) {
+            int32_t standard;
+
+            if (C2Mapper::map(primaries, matrix, &standard)) {
+                msg->setInt32(KEY_COLOR_STANDARD, standard);
+            }
+
+            msg->removeEntryAt(msg->findEntryByName("color-primaries"));
+            msg->removeEntryAt(msg->findEntryByName("color-matrix"));
+        }
+
+
+        // calculate dataspace for raw graphic buffers if not specified by component, or if
+        // using surface with unspecified aspects (as those must be defaulted which may change
+        // the dataspace)
+        if ((portDomain & IS_RAW) && (mDomain & (IS_IMAGE | IS_VIDEO))) {
+            android_dataspace dataspace;
+            ColorAspects aspects = {
+                ColorAspects::RangeUnspecified, ColorAspects::PrimariesUnspecified,
+                ColorAspects::TransferUnspecified, ColorAspects::MatrixUnspecified
+            };
+            ColorUtils::getColorAspectsFromFormat(msg, aspects);
+            ColorAspects origAspects = aspects;
+            if (mUsingSurface) {
+                // get image size (default to HD)
+                int32_t width = 1280;
+                int32_t height = 720;
+                int32_t left, top, right, bottom;
+                if (msg->findRect("crop", &left, &top, &right, &bottom)) {
+                    width = right - left + 1;
+                    height = bottom - top + 1;
+                } else {
+                    (void)msg->findInt32(KEY_WIDTH, &width);
+                    (void)msg->findInt32(KEY_HEIGHT, &height);
+                }
+                ColorUtils::setDefaultCodecColorAspectsIfNeeded(aspects, width, height);
+                ColorUtils::setColorAspectsIntoFormat(aspects, msg);
+            }
+
+            if (!msg->findInt32("android._dataspace", (int32_t*)&dataspace)
+                    || aspects.mRange != origAspects.mRange
+                    || aspects.mPrimaries != origAspects.mPrimaries
+                    || aspects.mTransfer != origAspects.mTransfer
+                    || aspects.mMatrixCoeffs != origAspects.mMatrixCoeffs) {
+                dataspace = ColorUtils::getDataSpaceForColorAspects(aspects, true /* mayExpand */);
+                msg->setInt32("android._dataspace", dataspace);
+            }
+        }
+
+        // HDR static info
+
+        C2HdrStaticMetadataStruct hdr;
+        if (msg->findFloat("smpte2086.red.x", &hdr.mastering.red.x)
+                && msg->findFloat("smpte2086.red.y", &hdr.mastering.red.y)
+                && msg->findFloat("smpte2086.green.x", &hdr.mastering.green.x)
+                && msg->findFloat("smpte2086.green.y", &hdr.mastering.green.y)
+                && msg->findFloat("smpte2086.blue.x", &hdr.mastering.blue.x)
+                && msg->findFloat("smpte2086.blue.y", &hdr.mastering.blue.y)
+                && msg->findFloat("smpte2086.white.x", &hdr.mastering.white.x)
+                && msg->findFloat("smpte2086.white.y", &hdr.mastering.white.y)
+                && msg->findFloat("smpte2086.max-luminance", &hdr.mastering.maxLuminance)
+                && msg->findFloat("smpte2086.min-luminance", &hdr.mastering.minLuminance)
+                && msg->findFloat("cta861.max-cll", &hdr.maxCll)
+                && msg->findFloat("cta861.max-fall", &hdr.maxFall)) {
+            if (hdr.mastering.red.x >= 0                && hdr.mastering.red.x <= 1
+                    && hdr.mastering.red.y >= 0         && hdr.mastering.red.y <= 1
+                    && hdr.mastering.green.x >= 0       && hdr.mastering.green.x <= 1
+                    && hdr.mastering.green.y >= 0       && hdr.mastering.green.y <= 1
+                    && hdr.mastering.blue.x >= 0        && hdr.mastering.blue.x <= 1
+                    && hdr.mastering.blue.y >= 0        && hdr.mastering.blue.y <= 1
+                    && hdr.mastering.white.x >= 0       && hdr.mastering.white.x <= 1
+                    && hdr.mastering.white.y >= 0       && hdr.mastering.white.y <= 1
+                    && hdr.mastering.maxLuminance >= 0  && hdr.mastering.maxLuminance <= 65535
+                    && hdr.mastering.minLuminance >= 0  && hdr.mastering.minLuminance <= 6.5535
+                    && hdr.maxCll >= 0                  && hdr.maxCll <= 65535
+                    && hdr.maxFall >= 0                 && hdr.maxFall <= 65535) {
+                HDRStaticInfo meta;
+                meta.mID = meta.kType1;
+                meta.sType1.mR.x = hdr.mastering.red.x / 0.00002 + 0.5;
+                meta.sType1.mR.y = hdr.mastering.red.y / 0.00002 + 0.5;
+                meta.sType1.mG.x = hdr.mastering.green.x / 0.00002 + 0.5;
+                meta.sType1.mG.y = hdr.mastering.green.y / 0.00002 + 0.5;
+                meta.sType1.mB.x = hdr.mastering.blue.x / 0.00002 + 0.5;
+                meta.sType1.mB.y = hdr.mastering.blue.y / 0.00002 + 0.5;
+                meta.sType1.mW.x = hdr.mastering.white.x / 0.00002 + 0.5;
+                meta.sType1.mW.y = hdr.mastering.white.y / 0.00002 + 0.5;
+                meta.sType1.mMaxDisplayLuminance = hdr.mastering.maxLuminance + 0.5;
+                meta.sType1.mMinDisplayLuminance = hdr.mastering.minLuminance / 0.0001 + 0.5;
+                meta.sType1.mMaxContentLightLevel = hdr.maxCll + 0.5;
+                meta.sType1.mMaxFrameAverageLightLevel = hdr.maxFall + 0.5;
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.red.x"));
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.red.y"));
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.green.x"));
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.green.y"));
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.blue.x"));
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.blue.y"));
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.white.x"));
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.white.y"));
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.max-luminance"));
+                msg->removeEntryAt(msg->findEntryByName("smpte2086.min-luminance"));
+                msg->removeEntryAt(msg->findEntryByName("cta861.max-cll"));
+                msg->removeEntryAt(msg->findEntryByName("cta861.max-fall"));
+                msg->setBuffer(KEY_HDR_STATIC_INFO, ABuffer::CreateAsCopy(&meta, sizeof(meta)));
+            } else {
+                ALOGD("found invalid HDR static metadata %s", msg->debugString(8).c_str());
+            }
+        }
+    }
+
+    ALOGV("converted to SDK values as %s", msg->debugString().c_str());
+    return msg;
+}
+
+/// converts an AMessage value to a ParamUpdater value
+static void convert(const AMessage::ItemData &from, ReflectedParamUpdater::Value *to) {
+    int32_t int32Value;
+    int64_t int64Value;
+    sp<ABuffer> bufValue;
+    AString strValue;
+    float floatValue;
+    double doubleValue;
+
+    if (from.find(&int32Value)) {
+        to->set(int32Value);
+    } else if (from.find(&int64Value)) {
+        to->set(int64Value);
+    } else if (from.find(&bufValue)) {
+        to->set(bufValue);
+    } else if (from.find(&strValue)) {
+        to->set(strValue);
+    } else if (from.find(&floatValue)) {
+        to->set(C2Value(floatValue));
+    } else if (from.find(&doubleValue)) {
+        // convert double to float
+        to->set(C2Value((float)doubleValue));
+    }
+    // ignore all other AMessage types
+}
+
+/// relaxes Codec 2.0 specific value types to SDK types (mainly removes signedness and counterness
+/// from 32/64-bit values.)
+static void relaxValues(ReflectedParamUpdater::Value &item) {
+    C2Value c2Value;
+    int32_t int32Value;
+    int64_t int64Value;
+    (void)item.find(&c2Value);
+    if (c2Value.get(&int32Value) || c2Value.get((uint32_t*)&int32Value)
+            || c2Value.get((c2_cntr32_t*)&int32Value)) {
+        item.set(int32Value);
+    } else if (c2Value.get(&int64Value)
+            || c2Value.get((uint64_t*)&int64Value)
+            || c2Value.get((c2_cntr64_t*)&int64Value)) {
+        item.set(int64Value);
+    }
+}
+
+ReflectedParamUpdater::Dict CCodecConfig::getReflectedFormat(
+        const sp<AMessage> &params_, Domain configDomain) const {
+    // create a modifiable copy of params
+    sp<AMessage> params = params_->dup();
+    ALOGV("filtering with config domain %x", configDomain);
+
+    // convert some macro parameters to Codec 2.0 specific expressions
+
+    { // make i-frame-interval frame based
+        float iFrameInterval;
+        if (params->findAsFloat(KEY_I_FRAME_INTERVAL, &iFrameInterval)) {
+            float frameRate;
+            if (params->findAsFloat(KEY_FRAME_RATE, &frameRate)) {
+                params->setInt32("i-frame-period",
+                        (frameRate <= 0 || iFrameInterval < 0)
+                                 ? -1 /* no sync frames */
+                                 : (int32_t)c2_min(iFrameInterval * frameRate + 0.5,
+                                                   (float)INT32_MAX));
+            }
+        }
+    }
+
+    if (mDomain == (IS_VIDEO | IS_ENCODER)) {
+        // convert capture-rate into input-time-stretch
+        float frameRate, captureRate;
+        if (params->findAsFloat(KEY_FRAME_RATE, &frameRate)) {
+            if (!params->findAsFloat("time-lapse-fps", &captureRate)
+                    && !params->findAsFloat(KEY_CAPTURE_RATE, &captureRate)) {
+                captureRate = frameRate;
+            }
+            if (captureRate > 0 && frameRate > 0) {
+                params->setFloat(C2_PARAMKEY_INPUT_TIME_STRETCH, captureRate / frameRate);
+            }
+        }
+    }
+
+    {   // reflect temporal layering into a binary blob
+        AString schema;
+        if (params->findString(KEY_TEMPORAL_LAYERING, &schema)) {
+            unsigned int numLayers = 0;
+            unsigned int numBLayers = 0;
+            int tags;
+            char dummy;
+            std::unique_ptr<C2StreamTemporalLayeringTuning::output> layering;
+            if (sscanf(schema.c_str(), "webrtc.vp8.%u-layer%c", &numLayers, &dummy) == 1
+                && numLayers > 0) {
+                switch (numLayers) {
+                    case 1:
+                        layering = C2StreamTemporalLayeringTuning::output::AllocUnique(
+                                {}, 0u, 1u, 0u);
+                        break;
+                    case 2:
+                        layering = C2StreamTemporalLayeringTuning::output::AllocUnique(
+                                { .6f }, 0u, 2u, 0u);
+                        break;
+                    case 3:
+                        layering = C2StreamTemporalLayeringTuning::output::AllocUnique(
+                                { .4f, .6f }, 0u, 3u, 0u);
+                        break;
+                    default:
+                        layering = C2StreamTemporalLayeringTuning::output::AllocUnique(
+                                { .25f, .4f, .6f }, 0u, 4u, 0u);
+                        break;
+                }
+            } else if ((tags = sscanf(schema.c_str(), "android.generic.%u%c%u%c",
+                        &numLayers, &dummy, &numBLayers, &dummy))
+                && (tags == 1 || (tags == 3 && dummy == '+'))
+                && numLayers > 0 && numLayers < UINT32_MAX - numBLayers) {
+                layering = C2StreamTemporalLayeringTuning::output::AllocUnique(
+                        {}, 0u, numLayers + numBLayers, numBLayers);
+            } else {
+                ALOGD("Ignoring unsupported ts-schema [%s]", schema.c_str());
+            }
+            if (layering) {
+                params->setBuffer(C2_PARAMKEY_TEMPORAL_LAYERING,
+                                  ABuffer::CreateAsCopy(layering.get(), layering->size()));
+            }
+        }
+    }
+
+    { // convert from MediaFormat rect to Codec 2.0 rect
+        int32_t offset;
+        int32_t end;
+        AMessage::ItemData item;
+        if (params->findInt32("crop-left", &offset) && params->findInt32("crop-right", &end)
+                && offset >= 0 && end >= offset - 1) {
+            size_t ix = params->findEntryByName("crop-right");
+            params->setEntryNameAt(ix, "crop-width");
+            item.set(end - offset + 1);
+            params->setEntryAt(ix, item);
+        }
+        if (params->findInt32("crop-top", &offset) && params->findInt32("crop-bottom", &end)
+                && offset >= 0 && end >= offset - 1) {
+            size_t ix = params->findEntryByName("crop-bottom");
+            params->setEntryNameAt(ix, "crop-height");
+            item.set(end - offset + 1);
+            params->setEntryAt(ix, item);
+        }
+    }
+
+    { // convert color info
+        int32_t standard;
+        if (params->findInt32(KEY_COLOR_STANDARD, &standard)) {
+            C2Color::primaries_t primaries;
+            C2Color::matrix_t matrix;
+
+            if (C2Mapper::map(standard, &primaries, &matrix)) {
+                params->setInt32("color-primaries", primaries);
+                params->setInt32("color-matrix", matrix);
+            }
+        }
+
+        sp<ABuffer> hdrMeta;
+        if (params->findBuffer(KEY_HDR_STATIC_INFO, &hdrMeta)
+                && hdrMeta->size() == sizeof(HDRStaticInfo)) {
+            HDRStaticInfo *meta = (HDRStaticInfo*)hdrMeta->data();
+            if (meta->mID == meta->kType1) {
+                params->setFloat("smpte2086.red.x", meta->sType1.mR.x * 0.00002);
+                params->setFloat("smpte2086.red.y", meta->sType1.mR.y * 0.00002);
+                params->setFloat("smpte2086.green.x", meta->sType1.mG.x * 0.00002);
+                params->setFloat("smpte2086.green.y", meta->sType1.mG.y * 0.00002);
+                params->setFloat("smpte2086.blue.x", meta->sType1.mB.x * 0.00002);
+                params->setFloat("smpte2086.blue.y", meta->sType1.mB.y * 0.00002);
+                params->setFloat("smpte2086.white.x", meta->sType1.mW.x * 0.00002);
+                params->setFloat("smpte2086.white.y", meta->sType1.mW.y * 0.00002);
+                params->setFloat("smpte2086.max-luminance", meta->sType1.mMaxDisplayLuminance);
+                params->setFloat("smpte2086.min-luminance", meta->sType1.mMinDisplayLuminance * 0.0001);
+                params->setFloat("cta861.max-cll", meta->sType1.mMaxContentLightLevel);
+                params->setFloat("cta861.max-fall", meta->sType1.mMaxFrameAverageLightLevel);
+            }
+        }
+    }
+
+    // this is to verify that we set proper signedness for standard parameters
+    bool beVeryStrict = property_get_bool("debug.stagefright.ccodec_strict_type", false);
+    // this is to allow vendors to use the wrong signedness for standard parameters
+    bool beVeryLax = property_get_bool("debug.stagefright.ccodec_lax_type", false);
+
+    ReflectedParamUpdater::Dict filtered;
+    for (size_t ix = 0; ix < params->countEntries(); ++ix) {
+        AMessage::Type type;
+        AString name = params->getEntryNameAt(ix, &type);
+        AMessage::ItemData msgItem = params->getEntryAt(ix);
+        ReflectedParamUpdater::Value item;
+        convert(msgItem, &item); // convert item to param updater item
+
+        if (name.startsWith("vendor.")) {
+            // vendor params pass through as is
+            filtered.emplace(name.c_str(), item);
+            continue;
+        }
+        // standard parameters may get modified, filtered or duplicated
+        for (const ConfigMapper &cm : mStandardParams->getConfigMappersForSdkKey(name.c_str())) {
+            // note: we ignore port domain for configuration
+            if ((cm.domain() & configDomain)
+                    // component domain + kind (these must match)
+                    && (cm.domain() & mDomain) == mDomain) {
+                // map arithmetic values, pass through string or buffer
+                switch (type) {
+                    case AMessage::kTypeBuffer:
+                    case AMessage::kTypeString:
+                        break;
+                    case AMessage::kTypeInt32:
+                    case AMessage::kTypeInt64:
+                    case AMessage::kTypeFloat:
+                    case AMessage::kTypeDouble:
+                        // for now only map settings with mappers as we are not creating
+                        // signed <=> unsigned mappers
+                        // TODO: be precise about signed unsigned
+                        if (beVeryStrict || cm.mapper()) {
+                            item.set(cm.mapFromMessage(params->getEntryAt(ix)));
+                            // also allow to relax type strictness
+                            if (beVeryLax) {
+                                relaxValues(item);
+                            }
+                        }
+                        break;
+                    default:
+                        continue;
+                }
+                filtered.emplace(cm.path(), item);
+            }
+        }
+    }
+    ALOGV("filtered %s to %s", params->debugString(4).c_str(),
+            filtered.debugString(4).c_str());
+    return filtered;
+}
+
+status_t CCodecConfig::getConfigUpdateFromSdkParams(
+        std::shared_ptr<Codec2Client::Component> component,
+        const sp<AMessage> &sdkParams, Domain configDomain,
+        c2_blocking_t blocking,
+        std::vector<std::unique_ptr<C2Param>> *configUpdate) const {
+    ReflectedParamUpdater::Dict params = getReflectedFormat(sdkParams, configDomain);
+
+    std::vector<C2Param::Index> indices;
+    mParamUpdater->getParamIndicesFromMessage(params, &indices);
+    if (indices.empty()) {
+        ALOGD("no recognized params in: %s", params.debugString().c_str());
+        return OK;
+    }
+
+    configUpdate->clear();
+    std::vector<C2Param::Index> supportedIndices;
+    for (C2Param::Index ix : indices) {
+        if (mSupportedIndices.count(ix)) {
+            supportedIndices.push_back(ix);
+        } else if (mLocalParams.count(ix)) {
+            // query local parameter here
+            auto it = mCurrentConfig.find(ix);
+            if (it != mCurrentConfig.end()) {
+                configUpdate->emplace_back(C2Param::Copy(*it->second));
+            }
+        }
+    }
+
+    c2_status_t err = component->query({ }, supportedIndices, blocking, configUpdate);
+    if (err != C2_OK) {
+        ALOGD("query failed after returning %zu params => %s", configUpdate->size(), asString(err));
+    }
+
+    if (configUpdate->size()) {
+        mParamUpdater->updateParamsFromMessage(params, configUpdate);
+    }
+    return OK;
+}
+
+status_t CCodecConfig::setParameters(
+        std::shared_ptr<Codec2Client::Component> component,
+        std::vector<std::unique_ptr<C2Param>> &configUpdate,
+        c2_blocking_t blocking) {
+    status_t result = OK;
+    if (configUpdate.empty()) {
+        return OK;
+    }
+
+    std::vector<C2Param::Index> indices;
+    std::vector<C2Param *> paramVector;
+    for (const std::unique_ptr<C2Param> &param : configUpdate) {
+        if (mSupportedIndices.count(param->index())) {
+            // component parameter
+            paramVector.push_back(param.get());
+            indices.push_back(param->index());
+        } else if (mLocalParams.count(param->index())) {
+            // handle local parameter here
+            LocalParamValidator validator = mLocalParams.find(param->index())->second;
+            c2_status_t err = C2_OK;
+            std::unique_ptr<C2Param> copy = C2Param::Copy(*param);
+            if (validator) {
+                err = validator(copy);
+            }
+            if (err == C2_OK) {
+                ALOGV("updated local parameter value for %s",
+                        mParamUpdater->getParamName(param->index()).c_str());
+
+                mCurrentConfig[param->index()] = std::move(copy);
+            } else {
+                ALOGD("failed to set parameter value for %s => %s",
+                        mParamUpdater->getParamName(param->index()).c_str(), asString(err));
+                result = BAD_VALUE;
+            }
+        }
+    }
+    // update subscribed param indices
+    subscribeToConfigUpdate(component, indices, blocking);
+
+    std::vector<std::unique_ptr<C2SettingResult>> failures;
+    c2_status_t err = component->config(paramVector, blocking, &failures);
+    if (err != C2_OK) {
+        ALOGD("config failed => %s", asString(err));
+        // This is non-fatal.
+    }
+    for (const std::unique_ptr<C2SettingResult> &failure : failures) {
+        switch (failure->failure) {
+            case C2SettingResult::BAD_VALUE:
+                ALOGD("Bad parameter value");
+                result = BAD_VALUE;
+                break;
+            default:
+                ALOGV("failure = %d", int(failure->failure));
+                break;
+        }
+    }
+
+    // Re-query parameter values in case config could not update them and update the current
+    // configuration.
+    configUpdate.clear();
+    err = component->query({}, indices, blocking, &configUpdate);
+    if (err != C2_OK) {
+        ALOGD("query failed after returning %zu params => %s", configUpdate.size(), asString(err));
+    }
+    (void)updateConfiguration(configUpdate, ALL);
+
+    // TODO: error value
+    return result;
+}
+
+const C2Param *CCodecConfig::getConfigParameterValue(C2Param::Index index) const {
+    auto it = mCurrentConfig.find(index);
+    if (it == mCurrentConfig.end()) {
+        return nullptr;
+    } else {
+        return it->second.get();
+    }
+}
+
+}  // namespace android