Examples with SystemApi android.annotation.SystemApi used on opensource projects

Example 36 with SystemApi

use of android.annotation.SystemApi in project platform_frameworks_base by android.

the class Condition method copy.

@SystemApi
public Condition copy() {
    final Parcel parcel = Parcel.obtain();
    try {
        writeToParcel(parcel, 0);
        parcel.setDataPosition(0);
        return new Condition(parcel);
    } finally {
        parcel.recycle();
    }
}

Example 37 with SystemApi

use of android.annotation.SystemApi in project android_frameworks_base by crdroidandroid.

the class AudioPolicy method createAudioRecordSink.

/**
     * Create an {@link AudioRecord} instance that is associated with the given {@link AudioMix}.
     * Audio buffers recorded through the created instance will contain the mix of the audio
     * streams that fed the given mixer.
     * @param mix a non-null {@link AudioMix} instance whose routing flags was defined with
     *     {@link AudioMix#ROUTE_FLAG_LOOP_BACK}, previously added to this policy.
     * @return a new {@link AudioRecord} instance whose data format is the one defined in the
     *     {@link AudioMix}, or null if this policy was not successfully registered
     *     with {@link AudioManager#registerAudioPolicy(AudioPolicy)}.
     * @throws IllegalArgumentException
     */
@SystemApi
public AudioRecord createAudioRecordSink(AudioMix mix) throws IllegalArgumentException {
    if (!policyReadyToUse()) {
        Log.e(TAG, "Cannot create AudioRecord sink for AudioMix");
        return null;
    }
    checkMixReadyToUse(mix, false);
    // create an AudioFormat from the mix format compatible with recording, as the mix
    // was defined for playback
    AudioFormat mixFormat = new AudioFormat.Builder(mix.getFormat()).setChannelMask(AudioFormat.inChannelMaskFromOutChannelMask(mix.getFormat().getChannelMask())).build();
    // create the AudioRecord, configured for loop back, using the same format as the mix
    AudioRecord ar = new AudioRecord(new AudioAttributes.Builder().setInternalCapturePreset(MediaRecorder.AudioSource.REMOTE_SUBMIX).addTag(addressForTag(mix)).build(), mixFormat, AudioRecord.getMinBufferSize(mix.getFormat().getSampleRate(), // using stereo for buffer size to avoid the current poor support for masks
    AudioFormat.CHANNEL_IN_STEREO, mix.getFormat().getEncoding()), AudioManager.AUDIO_SESSION_ID_GENERATE);
    return ar;
}

Example 38 with SystemApi

use of android.annotation.SystemApi in project android_frameworks_base by crdroidandroid.

the class AudioPolicy method createAudioTrackSource.

/**
     * Create an {@link AudioTrack} instance that is associated with the given {@link AudioMix}.
     * Audio buffers played through the created instance will be sent to the given mix
     * to be recorded through the recording APIs.
     * @param mix a non-null {@link AudioMix} instance whose routing flags was defined with
     *     {@link AudioMix#ROUTE_FLAG_LOOP_BACK}, previously added to this policy.
     * @return a new {@link AudioTrack} instance whose data format is the one defined in the
     *     {@link AudioMix}, or null if this policy was not successfully registered
     *     with {@link AudioManager#registerAudioPolicy(AudioPolicy)}.
     * @throws IllegalArgumentException
     */
@SystemApi
public AudioTrack createAudioTrackSource(AudioMix mix) throws IllegalArgumentException {
    if (!policyReadyToUse()) {
        Log.e(TAG, "Cannot create AudioTrack source for AudioMix");
        return null;
    }
    checkMixReadyToUse(mix, true);
    // create the AudioTrack, configured for loop back, using the same format as the mix
    AudioTrack at = new AudioTrack(new AudioAttributes.Builder().setUsage(AudioAttributes.USAGE_VIRTUAL_SOURCE).addTag(addressForTag(mix)).build(), mix.getFormat(), AudioTrack.getMinBufferSize(mix.getFormat().getSampleRate(), mix.getFormat().getChannelMask(), mix.getFormat().getEncoding()), AudioTrack.MODE_STREAM, AudioManager.AUDIO_SESSION_ID_GENERATE);
    return at;
}

Example 39 with SystemApi

use of android.annotation.SystemApi in project android_frameworks_base by crdroidandroid.

the class PackageItemInfo method loadSafeLabel.

/**
     * Same as {@link #loadLabel(PackageManager)} with the addition that
     * the returned label is safe for being presented in the UI since it
     * will not contain new lines and the length will be limited to a
     * reasonable amount. This prevents a malicious party to influence UI
     * layout via the app label misleading the user into performing a
     * detrimental for them action. If the label is too long it will be
     * truncated and ellipsized at the end.
     *
     * @param pm A PackageManager from which the label can be loaded; usually
     * the PackageManager from which you originally retrieved this item
     * @return Returns a CharSequence containing the item's label. If the
     * item does not have a label, its name is returned.
     *
     * @hide
     */
@SystemApi
@NonNull
public CharSequence loadSafeLabel(@NonNull PackageManager pm) {
    // loadLabel() always returns non-null
    String label = loadLabel(pm).toString();
    // strip HTML tags to avoid <br> and other tags overwriting original message
    String labelStr = Html.fromHtml(label).toString();
    // If the label contains new line characters it may push the UI
    // down to hide a part of it. Labels shouldn't have new line
    // characters, so just truncate at the first time one is seen.
    final int labelLength = labelStr.length();
    int offset = 0;
    while (offset < labelLength) {
        final int codePoint = labelStr.codePointAt(offset);
        final int type = Character.getType(codePoint);
        if (type == Character.LINE_SEPARATOR || type == Character.CONTROL || type == Character.PARAGRAPH_SEPARATOR) {
            labelStr = labelStr.substring(0, offset);
            break;
        }
        // replace all non-break space to " " in order to be trimmed
        if (type == Character.SPACE_SEPARATOR) {
            labelStr = labelStr.substring(0, offset) + " " + labelStr.substring(offset + Character.charCount(codePoint));
        }
        offset += Character.charCount(codePoint);
    }
    labelStr = labelStr.trim();
    if (labelStr.isEmpty()) {
        return packageName;
    }
    TextPaint paint = new TextPaint();
    paint.setTextSize(42);
    return TextUtils.ellipsize(labelStr, paint, MAX_LABEL_SIZE_PX, TextUtils.TruncateAt.END);
}

Example 40 with SystemApi

use of android.annotation.SystemApi in project android_frameworks_base by crdroidandroid.

the class CarrierConfigManager method updateConfigForPhoneId.

/**
     * Request the carrier config loader to update the cofig for phoneId.
     * <p>
     * Depending on simState, the config may be cleared or loaded from config app. This is only used
     * by SubscriptionInfoUpdater.
     * </p>
     *
     * @hide
     */
@SystemApi
public void updateConfigForPhoneId(int phoneId, String simState) {
    try {
        ICarrierConfigLoader loader = getICarrierConfigLoader();
        if (loader == null) {
            Rlog.w(TAG, "Error updating config for phoneId=" + phoneId + " ICarrierConfigLoader is null");
            return;
        }
        loader.updateConfigForPhoneId(phoneId, simState);
    } catch (RemoteException ex) {
        Rlog.e(TAG, "Error updating config for phoneId=" + phoneId + ": " + ex.toString());
    }
}