C++ SortedVector::add方法代码示例

void printStringPool(const ResStringPool* pool)
{
    if (pool->getError() == NO_INIT) {
        printf("String pool is unitialized.\n");
        return;
    } else if (pool->getError() != NO_ERROR) {
        printf("String pool is corrupt/invalid.\n");
        return;
    }

    SortedVector<const void*> uniqueStrings;
    const size_t N = pool->size();
    for (size_t i=0; i<N; i++) {
        size_t len;
        if (pool->isUTF8()) {
            uniqueStrings.add(pool->string8At(i, &len));
        } else {
            uniqueStrings.add(pool->stringAt(i, &len));
        }
    }

    printf("String pool of " ZD " unique %s %s strings, " ZD " entries and "
            ZD " styles using " ZD " bytes:\n",
            (ZD_TYPE)uniqueStrings.size(), pool->isUTF8() ? "UTF-8" : "UTF-16",
            pool->isSorted() ? "sorted" : "non-sorted",
            (ZD_TYPE)N, (ZD_TYPE)pool->styleCount(), (ZD_TYPE)pool->bytes());

    const size_t NS = pool->size();
    for (size_t s=0; s<NS; s++) {
        String8 str = pool->string8ObjectAt(s);
        printf("String #" ZD ": %s\n", (ZD_TYPE) s, str.string());
    }
}

void AudioPort::toAudioPort(struct audio_port *port) const
{
    // TODO: update this function once audio_port structure reflects the new profile definition.
    // For compatibility reason: flatening the AudioProfile into audio_port structure.
    SortedVector<audio_format_t> flatenedFormats;
    SampleRateVector flatenedRates;
    ChannelsVector flatenedChannels;
    for (size_t profileIndex = 0; profileIndex < mProfiles.size(); profileIndex++) {
        if (mProfiles[profileIndex]->isValid()) {
            audio_format_t formatToExport = mProfiles[profileIndex]->getFormat();
            const SampleRateVector &ratesToExport = mProfiles[profileIndex]->getSampleRates();
            const ChannelsVector &channelsToExport = mProfiles[profileIndex]->getChannels();

            if (flatenedFormats.indexOf(formatToExport) < 0) {
                flatenedFormats.add(formatToExport);
            }
            for (size_t rateIndex = 0; rateIndex < ratesToExport.size(); rateIndex++) {
                uint32_t rate = ratesToExport[rateIndex];
                if (flatenedRates.indexOf(rate) < 0) {
                    flatenedRates.add(rate);
                }
            }
            for (size_t chanIndex = 0; chanIndex < channelsToExport.size(); chanIndex++) {
                audio_channel_mask_t channels = channelsToExport[chanIndex];
                if (flatenedChannels.indexOf(channels) < 0) {
                    flatenedChannels.add(channels);
                }
            }
            if (flatenedRates.size() > AUDIO_PORT_MAX_SAMPLING_RATES ||
                    flatenedChannels.size() > AUDIO_PORT_MAX_CHANNEL_MASKS ||
                    flatenedFormats.size() > AUDIO_PORT_MAX_FORMATS) {
                ALOGE("%s: bailing out: cannot export profiles to port config", __FUNCTION__);
                return;
            }
        }
    }
    port->role = mRole;
    port->type = mType;
    strlcpy(port->name, mName, AUDIO_PORT_MAX_NAME_LEN);
    port->num_sample_rates = flatenedRates.size();
    port->num_channel_masks = flatenedChannels.size();
    port->num_formats = flatenedFormats.size();
    for (size_t i = 0; i < flatenedRates.size(); i++) {
        port->sample_rates[i] = flatenedRates[i];
    }
    for (size_t i = 0; i < flatenedChannels.size(); i++) {
        port->channel_masks[i] = flatenedChannels[i];
    }
    for (size_t i = 0; i < flatenedFormats.size(); i++) {
        port->formats[i] = flatenedFormats[i];
    }

    ALOGV("AudioPort::toAudioPort() num gains %zu", mGains.size());

    uint32_t i;
    for (i = 0; i < mGains.size() && i < AUDIO_PORT_MAX_GAINS; i++) {
        port->gains[i] = mGains[i]->getGain();
    }
    port->num_gains = i;
}

int idmap_scan(const char *target_package_name, const char *target_apk_path,
               const char *idmap_dir, const android::Vector<const char *> *overlay_dirs)
{
    String8 filename = String8(idmap_dir);
    filename.appendPath("overlays.list");
    if (unlink(filename.string()) != 0 && errno != ENOENT) {
        return EXIT_FAILURE;
    }

    SortedVector<Overlay> overlayVector;
    const size_t N = overlay_dirs->size();
    for (size_t i = 0; i < N; ++i) {
        const char *overlay_dir = overlay_dirs->itemAt(i);
        DIR *dir = opendir(overlay_dir);
        if (dir == NULL) {
            return EXIT_FAILURE;
        }

        struct dirent *dirent;
        while ((dirent = readdir(dir)) != NULL) {
            struct stat st;
            char overlay_apk_path[PATH_MAX + 1];
            snprintf(overlay_apk_path, PATH_MAX, "%s/%s", overlay_dir, dirent->d_name);
            if (stat(overlay_apk_path, &st) < 0) {
                continue;
            }
            if (!S_ISREG(st.st_mode)) {
                continue;
            }

            int priority = parse_apk(overlay_apk_path, target_package_name);
            if (priority < 0) {
                continue;
            }

            String8 idmap_path(idmap_dir);
            idmap_path.appendPath(flatten_path(overlay_apk_path + 1));
            idmap_path.append("@idmap");

            if (idmap_create_path(target_apk_path, overlay_apk_path, idmap_path.string()) != 0) {
                ALOGE("error: failed to create idmap for target=%s overlay=%s idmap=%s\n",
                      target_apk_path, overlay_apk_path, idmap_path.string());
                continue;
            }

            Overlay overlay(String8(overlay_apk_path), idmap_path, priority);
            overlayVector.add(overlay);
        }

        closedir(dir);
    }

    if (!writePackagesList(filename.string(), overlayVector)) {
        return EXIT_FAILURE;
    }

    return EXIT_SUCCESS;
}

DisplayState& Composer::getDisplayStateLocked(const sp<IBinder>& token) {
    DisplayState s;
    s.token = token;
    ssize_t index = mDisplayStates.indexOf(s);
    if (index < 0) {
        // we don't have it, add an initialized layer_state to our list
        s.what = 0;
        index = mDisplayStates.add(s);
    }
    return mDisplayStates.editItemAt(index);
}

SortedVector<SurfaceSize> V4L2Camera::getAvailableSizes() const
{
    LOGD("V4L2Camera::getAvailableSizes");
    SortedVector<SurfaceSize> ret;

    // Iterate through the list. All duplicated entries will be removed
    unsigned int i;
    for (i = 0; i< m_AllFmts.size() ; i++) {
        ret.add(m_AllFmts[i].getSize());
    }
    return ret;
}

void testSortedVector()
{
	printf("Test Firebird::SortedVector: ");
	SortedVector<int, 100> v;
	int i;
	for (i = 0; i < 100; i++)
		v.add(99 - i);
	for (i = 0; i < 50; i++)
		v.remove(0);
	bool passed = true;
	for (i = 50; i < 100; i++)
		if (v[i - 50] != i)
			passed = false;
	printf(passed ? "PASSED\n" : "FAILED\n");
}

layer_state_t* Composer::getLayerStateLocked(
        const sp<SurfaceComposerClient>& client, SurfaceID id) {

    ComposerState s;
    s.client = client->mClient;
    s.state.surface = id;

    ssize_t index = mComposerStates.indexOf(s);
    if (index < 0) {
        // we don't have it, add an initialized layer_state to our list
        index = mComposerStates.add(s);
    }

    ComposerState* const out = mComposerStates.editArray();
    return &(out[index].state);
}

//.........这里部分代码省略.........
        bytesPerSample = 2;
    else if((audioFormat == ENCODING_AMRWB) &&
            ((uint32_t)source != AUDIO_SOURCE_VOICE_COMMUNICATION))
        bytesPerSample = 61;
    else
        bytesPerSample = 1;
    audio_format_t format = (audio_format_t)getformatrec(audioFormat);

    if (buffSizeInBytes == 0) {
         ALOGE("Error creating AudioRecord: frameCount is 0.");
        return AUDIORECORD_ERROR_SETUP_ZEROFRAMECOUNT;
    }
    int frameSize = nbChannels * bytesPerSample;
    size_t frameCount = buffSizeInBytes / frameSize;

    if ((uint32_t(source) >= AUDIO_SOURCE_CNT) && (uint32_t(source) != AUDIO_SOURCE_HOTWORD)) {
        ALOGE("Error creating AudioRecord: unknown source.");
        return AUDIORECORD_ERROR_SETUP_INVALIDSOURCE;
    }

    jclass clazz = env->GetObjectClass(thiz);
    if (clazz == NULL) {
        ALOGE("Can't find %s when setting up callback.", kClassPathName);
        return AUDIORECORD_ERROR_SETUP_NATIVEINITFAILED;
    }

    if (jSession == NULL) {
        ALOGE("Error creating AudioRecord: invalid session ID pointer");
        return AUDIORECORD_ERROR;
    }

    jint* nSession = (jint *) env->GetPrimitiveArrayCritical(jSession, NULL);
    if (nSession == NULL) {
        ALOGE("Error creating AudioRecord: Error retrieving session id pointer");
        return AUDIORECORD_ERROR;
    }
    int sessionId = nSession[0];
    env->ReleasePrimitiveArrayCritical(jSession, nSession, 0);
    nSession = NULL;

    // create an uninitialized AudioRecord object
    sp<AudioRecord> lpRecorder = new AudioRecord();

    // create the callback information:
    // this data will be passed with every AudioRecord callback
    audiorecord_callback_cookie *lpCallbackData = new audiorecord_callback_cookie;
    lpCallbackData->audioRecord_class = (jclass)env->NewGlobalRef(clazz);
    // we use a weak reference so the AudioRecord object can be garbage collected.
    lpCallbackData->audioRecord_ref = env->NewGlobalRef(weak_this);
    lpCallbackData->busy = false;

    lpRecorder->set((audio_source_t) source,
        sampleRateInHertz,
        format,        // word length, PCM
        channelMask,
        frameCount,
        recorderCallback,// callback_t
        lpCallbackData,// void* user
        0,             // notificationFrames,
        true,          // threadCanCallJava
        sessionId);

    if (lpRecorder->initCheck() != NO_ERROR) {
        ALOGE("Error creating AudioRecord instance: initialization check failed.");
        goto native_init_failure;
    }

    nSession = (jint *) env->GetPrimitiveArrayCritical(jSession, NULL);
    if (nSession == NULL) {
        ALOGE("Error creating AudioRecord: Error retrieving session id pointer");
        goto native_init_failure;
    }
    // read the audio session ID back from AudioRecord in case a new session was created during set()
    nSession[0] = lpRecorder->getSessionId();
    env->ReleasePrimitiveArrayCritical(jSession, nSession, 0);
    nSession = NULL;

    {   // scope for the lock
        Mutex::Autolock l(sLock);
        sAudioRecordCallBackCookies.add(lpCallbackData);
    }
    // save our newly created C++ AudioRecord in the "nativeRecorderInJavaObj" field
    // of the Java object
    setAudioRecord(env, thiz, lpRecorder);

    // save our newly created callback information in the "nativeCallbackCookie" field
    // of the Java object (in mNativeCallbackCookie) so we can free the memory in finalize()
    env->SetIntField(thiz, javaAudioRecordFields.nativeCallbackCookie, (int)lpCallbackData);

    return AUDIORECORD_SUCCESS;

    // failure:
native_init_failure:
    env->DeleteGlobalRef(lpCallbackData->audioRecord_class);
    env->DeleteGlobalRef(lpCallbackData->audioRecord_ref);
    delete lpCallbackData;
    env->SetIntField(thiz, javaAudioRecordFields.nativeCallbackCookie, 0);

    return AUDIORECORD_ERROR_SETUP_NATIVEINITFAILED;
}

int doDump(Bundle* bundle)
{
    status_t result = UNKNOWN_ERROR;

    if (bundle->getFileSpecCount() < 1) {
        fprintf(stderr, "ERROR: no dump option specified\n");
        return 1;
    }

    if (bundle->getFileSpecCount() < 2) {
        fprintf(stderr, "ERROR: no dump file specified\n");
        return 1;
    }

    const char* option = bundle->getFileSpecEntry(0);
    const char* filename = bundle->getFileSpecEntry(1);

    AssetManager assets;
    int32_t assetsCookie;
    if (!assets.addAssetPath(String8(filename), &assetsCookie)) {
        fprintf(stderr, "ERROR: dump failed because assets could not be loaded\n");
        return 1;
    }

    // Make a dummy config for retrieving resources...  we need to supply
    // non-default values for some configs so that we can retrieve resources
    // in the app that don't have a default.  The most important of these is
    // the API version because key resources like icons will have an implicit
    // version if they are using newer config types like density.
    ResTable_config config;
    memset(&config, 0, sizeof(ResTable_config));
    config.language[0] = 'e';
    config.language[1] = 'n';
    config.country[0] = 'U';
    config.country[1] = 'S';
    config.orientation = ResTable_config::ORIENTATION_PORT;
    config.density = ResTable_config::DENSITY_MEDIUM;
    config.sdkVersion = 10000; // Very high.
    config.screenWidthDp = 320;
    config.screenHeightDp = 480;
    config.smallestScreenWidthDp = 320;
    config.screenLayout |= ResTable_config::SCREENSIZE_NORMAL;
    assets.setConfiguration(config);

    const ResTable& res = assets.getResources(false);
    if (res.getError() != NO_ERROR) {
        fprintf(stderr, "ERROR: dump failed because the resource table is invalid/corrupt.\n");
        return 1;
    }

    // The dynamicRefTable can be null if there are no resources for this asset cookie.
    // This fine.
    const DynamicRefTable* dynamicRefTable = res.getDynamicRefTableForCookie(assetsCookie);

    Asset* asset = NULL;

    if (strcmp("resources", option) == 0) {
#ifndef __ANDROID__
        res.print(bundle->getValues());
#endif

    } else if (strcmp("strings", option) == 0) {
        const ResStringPool* pool = res.getTableStringBlock(0);
        printStringPool(pool);

    } else if (strcmp("xmltree", option) == 0) {
        if (bundle->getFileSpecCount() < 3) {
            fprintf(stderr, "ERROR: no dump xmltree resource file specified\n");
            goto bail;
        }

        for (int i=2; i<bundle->getFileSpecCount(); i++) {
            const char* resname = bundle->getFileSpecEntry(i);
            ResXMLTree tree(dynamicRefTable);
            asset = assets.openNonAsset(assetsCookie, resname, Asset::ACCESS_BUFFER);
            if (asset == NULL) {
                fprintf(stderr, "ERROR: dump failed because resource %s found\n", resname);
                goto bail;
            }

            if (tree.setTo(asset->getBuffer(true),
                           asset->getLength()) != NO_ERROR) {
                fprintf(stderr, "ERROR: Resource %s is corrupt\n", resname);
                goto bail;
            }
            tree.restart();
            printXMLBlock(&tree);
            tree.uninit();
            delete asset;
            asset = NULL;
        }

    } else if (strcmp("xmlstrings", option) == 0) {
        if (bundle->getFileSpecCount() < 3) {
            fprintf(stderr, "ERROR: no dump xmltree resource file specified\n");
            goto bail;
        }

        for (int i=2; i<bundle->getFileSpecCount(); i++) {
            const char* resname = bundle->getFileSpecEntry(i);
//.........这里部分代码省略.........

status_t VendorTagDescriptor::createDescriptorFromOps(const vendor_tag_ops_t* vOps,
            /*out*/
            sp<VendorTagDescriptor>& descriptor) {
    if (vOps == NULL) {
        ALOGE("%s: vendor_tag_ops argument was NULL.", __FUNCTION__);
        return BAD_VALUE;
    }

    int tagCount = vOps->get_tag_count(vOps);
    if (tagCount < 0 || tagCount > INT32_MAX) {
        ALOGE("%s: tag count %d from vendor ops is invalid.", __FUNCTION__, tagCount);
        return BAD_VALUE;
    }

    Vector<uint32_t> tagArray;
    LOG_ALWAYS_FATAL_IF(tagArray.resize(tagCount) != tagCount,
            "%s: too many (%u) vendor tags defined.", __FUNCTION__, tagCount);

    vOps->get_all_tags(vOps, /*out*/tagArray.editArray());

    sp<VendorTagDescriptor> desc = new VendorTagDescriptor();
    desc->mTagCount = tagCount;

    SortedVector<String8> sections;
    KeyedVector<uint32_t, String8> tagToSectionMap;

    for (size_t i = 0; i < static_cast<size_t>(tagCount); ++i) {
        uint32_t tag = tagArray[i];
        if (tag < CAMERA_METADATA_VENDOR_TAG_BOUNDARY) {
            ALOGE("%s: vendor tag %d not in vendor tag section.", __FUNCTION__, tag);
            return BAD_VALUE;
        }
        const char *tagName = vOps->get_tag_name(vOps, tag);
        if (tagName == NULL) {
            ALOGE("%s: no tag name defined for vendor tag %d.", __FUNCTION__, tag);
            return BAD_VALUE;
        }
        desc->mTagToNameMap.add(tag, String8(tagName));
        const char *sectionName = vOps->get_section_name(vOps, tag);
        if (sectionName == NULL) {
            ALOGE("%s: no section name defined for vendor tag %d.", __FUNCTION__, tag);
            return BAD_VALUE;
        }

        String8 sectionString(sectionName);

        sections.add(sectionString);
        tagToSectionMap.add(tag, sectionString);

        int tagType = vOps->get_tag_type(vOps, tag);
        if (tagType < 0 || tagType >= NUM_TYPES) {
            ALOGE("%s: tag type %d from vendor ops does not exist.", __FUNCTION__, tagType);
            return BAD_VALUE;
        }
        desc->mTagToTypeMap.add(tag, tagType);
    }

    desc->mSections = sections;

    for (size_t i = 0; i < static_cast<size_t>(tagCount); ++i) {
        uint32_t tag = tagArray[i];
        String8 sectionString = tagToSectionMap.valueFor(tag);

        // Set up tag to section index map
        ssize_t index = sections.indexOf(sectionString);
        LOG_ALWAYS_FATAL_IF(index < 0, "index %zd must be non-negative", index);
        desc->mTagToSectionMap.add(tag, static_cast<uint32_t>(index));

        // Set up reverse mapping
        ssize_t reverseIndex = -1;
        if ((reverseIndex = desc->mReverseMapping.indexOfKey(sectionString)) < 0) {
            KeyedVector<String8, uint32_t>* nameMapper = new KeyedVector<String8, uint32_t>();
            reverseIndex = desc->mReverseMapping.add(sectionString, nameMapper);
        }
        desc->mReverseMapping[reverseIndex]->add(desc->mTagToNameMap.valueFor(tag), tag);
    }

    descriptor = desc;
    return OK;
}

void StringPool::sortByConfig()
{
    LOG_ALWAYS_FATAL_IF(mOriginalPosToNewPos.size() > 0, "Can't sort string pool after already sorted.");

    const size_t N = mEntryArray.size();

    // This is a vector that starts out with a 1:1 mapping to entries
    // in the array, which we will sort to come up with the desired order.
    // At that point it maps from the new position in the array to the
    // original position the entry appeared.
    Vector<size_t> newPosToOriginalPos;
    newPosToOriginalPos.setCapacity(N);
    for (size_t i=0; i < N; i++) {
        newPosToOriginalPos.add(i);
    }

    // Sort the array.
    NOISY(printf("SORTING STRINGS BY CONFIGURATION...\n"));
    // Vector::sort uses insertion sort, which is very slow for this data set.
    // Use quicksort instead because we don't need a stable sort here.
    qsort_r_compat(newPosToOriginalPos.editArray(), N, sizeof(size_t), this, config_sort);
    //newPosToOriginalPos.sort(config_sort, this);
    NOISY(printf("DONE SORTING STRINGS BY CONFIGURATION.\n"));

    // Create the reverse mapping from the original position in the array
    // to the new position where it appears in the sorted array.  This is
    // so that clients can re-map any positions they had previously stored.
    mOriginalPosToNewPos = newPosToOriginalPos;
    for (size_t i=0; i<N; i++) {
        mOriginalPosToNewPos.editItemAt(newPosToOriginalPos[i]) = i;
    }

#if 0
    SortedVector<entry> entries;

    for (size_t i=0; i<N; i++) {
        printf("#%d was %d: %s\n", i, newPosToOriginalPos[i],
                mEntries[mEntryArray[newPosToOriginalPos[i]]].makeConfigsString().string());
        entries.add(mEntries[mEntryArray[i]]);
    }

    for (size_t i=0; i<entries.size(); i++) {
        printf("Sorted config #%d: %s\n", i,
                entries[i].makeConfigsString().string());
    }
#endif

    // Now we rebuild the arrays.
    Vector<entry> newEntries;
    Vector<size_t> newEntryArray;
    Vector<entry_style> newEntryStyleArray;
    DefaultKeyedVector<size_t, size_t> origOffsetToNewOffset;

    for (size_t i=0; i<N; i++) {
        // We are filling in new offset 'i'; oldI is where we can find it
        // in the original data structure.
        size_t oldI = newPosToOriginalPos[i];
        // This is the actual entry associated with the old offset.
        const entry& oldEnt = mEntries[mEntryArray[oldI]];
        // This is the same entry the last time we added it to the
        // new entry array, if any.
        ssize_t newIndexOfOffset = origOffsetToNewOffset.indexOfKey(oldI);
        size_t newOffset;
        if (newIndexOfOffset < 0) {
            // This is the first time we have seen the entry, so add
            // it.
            newOffset = newEntries.add(oldEnt);
            newEntries.editItemAt(newOffset).indices.clear();
        } else {
            // We have seen this entry before, use the existing one
            // instead of adding it again.
            newOffset = origOffsetToNewOffset.valueAt(newIndexOfOffset);
        }
        // Update the indices to include this new position.
        newEntries.editItemAt(newOffset).indices.add(i);
        // And add the offset of the entry to the new entry array.
        newEntryArray.add(newOffset);
        // Add any old style to the new style array.
        if (mEntryStyleArray.size() > 0) {
            if (oldI < mEntryStyleArray.size()) {
                newEntryStyleArray.add(mEntryStyleArray[oldI]);
            } else {
                newEntryStyleArray.add(entry_style());
            }
        }
    }

    // Now trim any entries at the end of the new style array that are
    // not needed.
    for (ssize_t i=newEntryStyleArray.size()-1; i>=0; i--) {
        const entry_style& style = newEntryStyleArray[i];
        if (style.spans.size() > 0) {
            // That's it.
            break;
        }
        // This one is not needed; remove.
        newEntryStyleArray.removeAt(i);
    }

    // All done, install the new data structures and upate mValues with
//.........这里部分代码省略.........

//.........这里部分代码省略.........

    if (jSession == NULL) {
        ALOGE("Error creating AudioRecord: invalid session ID pointer");
        return (jint) AUDIO_JAVA_ERROR;
    }

    jint* nSession = (jint *) env->GetPrimitiveArrayCritical(jSession, NULL);
    if (nSession == NULL) {
        ALOGE("Error creating AudioRecord: Error retrieving session id pointer");
        return (jint) AUDIO_JAVA_ERROR;
    }
    int sessionId = nSession[0];
    env->ReleasePrimitiveArrayCritical(jSession, nSession, 0);
    nSession = NULL;

    ScopedUtfChars opPackageNameStr(env, opPackageName);

    // create an uninitialized AudioRecord object
    sp<AudioRecord> lpRecorder = new AudioRecord(String16(opPackageNameStr.c_str()));

    audio_attributes_t *paa = NULL;
    // read the AudioAttributes values
    paa = (audio_attributes_t *) calloc(1, sizeof(audio_attributes_t));
    const jstring jtags =
            (jstring) env->GetObjectField(jaa, javaAudioAttrFields.fieldFormattedTags);
    const char* tags = env->GetStringUTFChars(jtags, NULL);
    // copying array size -1, char array for tags was calloc'd, no need to NULL-terminate it
    strncpy(paa->tags, tags, AUDIO_ATTRIBUTES_TAGS_MAX_SIZE - 1);
    env->ReleaseStringUTFChars(jtags, tags);
    paa->source = (audio_source_t) env->GetIntField(jaa, javaAudioAttrFields.fieldRecSource);
    paa->flags = (audio_flags_mask_t)env->GetIntField(jaa, javaAudioAttrFields.fieldFlags);
    ALOGV("AudioRecord_setup for source=%d tags=%s flags=%08x", paa->source, paa->tags, paa->flags);

    audio_input_flags_t flags = AUDIO_INPUT_FLAG_NONE;
    if (paa->flags & AUDIO_FLAG_HW_HOTWORD) {
        flags = AUDIO_INPUT_FLAG_HW_HOTWORD;
    }
    // create the callback information:
    // this data will be passed with every AudioRecord callback
    audiorecord_callback_cookie *lpCallbackData = new audiorecord_callback_cookie;
    lpCallbackData->audioRecord_class = (jclass)env->NewGlobalRef(clazz);
    // we use a weak reference so the AudioRecord object can be garbage collected.
    lpCallbackData->audioRecord_ref = env->NewGlobalRef(weak_this);
    lpCallbackData->busy = false;

    const status_t status = lpRecorder->set(paa->source,
        sampleRateInHertz,
        format,        // word length, PCM
        channelMask,
        frameCount,
        recorderCallback,// callback_t
        lpCallbackData,// void* user
        0,             // notificationFrames,
        true,          // threadCanCallJava
        sessionId,
        AudioRecord::TRANSFER_DEFAULT,
        flags,
        -1, -1,        // default uid, pid
        paa);

    if (status != NO_ERROR) {
        ALOGE("Error creating AudioRecord instance: initialization check failed with status %d.",
                status);
        goto native_init_failure;
    }

    nSession = (jint *) env->GetPrimitiveArrayCritical(jSession, NULL);
    if (nSession == NULL) {
        ALOGE("Error creating AudioRecord: Error retrieving session id pointer");
        goto native_init_failure;
    }
    // read the audio session ID back from AudioRecord in case a new session was created during set()
    nSession[0] = lpRecorder->getSessionId();
    env->ReleasePrimitiveArrayCritical(jSession, nSession, 0);
    nSession = NULL;

    {   // scope for the lock
        Mutex::Autolock l(sLock);
        sAudioRecordCallBackCookies.add(lpCallbackData);
    }
    // save our newly created C++ AudioRecord in the "nativeRecorderInJavaObj" field
    // of the Java object
    setAudioRecord(env, thiz, lpRecorder);

    // save our newly created callback information in the "nativeCallbackCookie" field
    // of the Java object (in mNativeCallbackCookie) so we can free the memory in finalize()
    env->SetLongField(thiz, javaAudioRecordFields.nativeCallbackCookie, (jlong)lpCallbackData);

    return (jint) AUDIO_JAVA_SUCCESS;

    // failure:
native_init_failure:
    env->DeleteGlobalRef(lpCallbackData->audioRecord_class);
    env->DeleteGlobalRef(lpCallbackData->audioRecord_ref);
    delete lpCallbackData;
    env->SetLongField(thiz, javaAudioRecordFields.nativeCallbackCookie, 0);

    // lpRecorder goes out of scope, so reference count drops to zero
    return (jint) AUDIORECORD_ERROR_SETUP_NATIVEINITFAILED;
}

static int main(int argc, char** argv) {
    // Skip over the first argument.
    argc--;
    argv++;

    bool generateFlag = false;
    String8 targetConfigStr;
    Vector<String8> splitApkPaths;
    String8 baseApkPath;
    while (argc > 0) {
        const String8 arg(*argv);
        if (arg == "--target") {
            argc--;
            argv++;
            if (argc < 1) {
                fprintf(stderr, "error: missing parameter for --target.\n");
                usage();
                return 1;
            }
            targetConfigStr.setTo(*argv);
        } else if (arg == "--split") {
            argc--;
            argv++;
            if (argc < 1) {
                fprintf(stderr, "error: missing parameter for --split.\n");
                usage();
                return 1;
            }
            splitApkPaths.add(String8(*argv));
        } else if (arg == "--base") {
            argc--;
            argv++;
            if (argc < 1) {
                fprintf(stderr, "error: missing parameter for --base.\n");
                usage();
                return 1;
            }

            if (baseApkPath.size() > 0) {
                fprintf(stderr, "error: multiple --base flags not allowed.\n");
                usage();
                return 1;
            }
            baseApkPath.setTo(*argv);
        } else if (arg == "--generate") {
            generateFlag = true;
        } else if (arg == "--help") {
            help();
            return 0;
        } else {
            fprintf(stderr, "error: unknown argument '%s'.\n", arg.string());
            usage();
            return 1;
        }
        argc--;
        argv++;
    }

    if (!generateFlag && targetConfigStr == "") {
        usage();
        return 1;
    }

    if (baseApkPath.size() == 0) {
        fprintf(stderr, "error: missing --base argument.\n");
        usage();
        return 1;
    }

    // Find out some details about the base APK.
    AppInfo baseAppInfo;
    if (!getAppInfo(baseApkPath, baseAppInfo)) {
        fprintf(stderr, "error: unable to read base APK: '%s'.\n", baseApkPath.string());
        return 1;
    }

    SplitDescription targetSplit;
    if (!generateFlag) {
        if (!SplitDescription::parse(targetConfigStr, &targetSplit)) {
            fprintf(stderr, "error: invalid --target config: '%s'.\n",
                    targetConfigStr.string());
            usage();
            return 1;
        }

        // We don't want to match on things that will change at run-time
        // (orientation, w/h, etc.).
        removeRuntimeQualifiers(&targetSplit.config);
    }

    splitApkPaths.add(baseApkPath);

    KeyedVector<String8, Vector<SplitDescription> > apkPathSplitMap;
    KeyedVector<SplitDescription, String8> splitApkPathMap;
    Vector<SplitDescription> splitConfigs;
    const size_t splitCount = splitApkPaths.size();
    for (size_t i = 0; i < splitCount; i++) {
        Vector<SplitDescription> splits = extractSplitDescriptionsFromApk(splitApkPaths[i]);
        if (splits.isEmpty()) {
            fprintf(stderr, "error: invalid --split path: '%s'. No splits found.\n",
//.........这里部分代码省略.........