Examples with State com.google.android.exoplayer2.ext.ima.ImaServerSideAdInsertionMediaSource.AdsLoader.State used on opensource projects

Example 36 with State

use of com.google.android.exoplayer2.ext.ima.ImaServerSideAdInsertionMediaSource.AdsLoader.State in project ExoPlayer by google.

the class DvbParser method decode.

/**
 * Decodes a subtitling packet, returning a list of parsed {@link Cue}s.
 *
 * @param data The subtitling packet data to decode.
 * @param limit The limit in {@code data} at which to stop decoding.
 * @return The parsed {@link Cue}s.
 */
public List<Cue> decode(byte[] data, int limit) {
    // Parse the input data.
    ParsableBitArray dataBitArray = new ParsableBitArray(data, limit);
    while (// sync_byte (8) + segment header (40)
    dataBitArray.bitsLeft() >= 48 && dataBitArray.readBits(8) == 0x0F) {
        parseSubtitlingSegment(dataBitArray, subtitleService);
    }
    @Nullable PageComposition pageComposition = subtitleService.pageComposition;
    if (pageComposition == null) {
        return Collections.emptyList();
    }
    // Update the canvas bitmap if necessary.
    DisplayDefinition displayDefinition = subtitleService.displayDefinition != null ? subtitleService.displayDefinition : defaultDisplayDefinition;
    if (bitmap == null || displayDefinition.width + 1 != bitmap.getWidth() || displayDefinition.height + 1 != bitmap.getHeight()) {
        bitmap = Bitmap.createBitmap(displayDefinition.width + 1, displayDefinition.height + 1, Bitmap.Config.ARGB_8888);
        canvas.setBitmap(bitmap);
    }
    // Build the cues.
    List<Cue> cues = new ArrayList<>();
    SparseArray<PageRegion> pageRegions = pageComposition.regions;
    for (int i = 0; i < pageRegions.size(); i++) {
        // Save clean clipping state.
        canvas.save();
        PageRegion pageRegion = pageRegions.valueAt(i);
        int regionId = pageRegions.keyAt(i);
        RegionComposition regionComposition = subtitleService.regions.get(regionId);
        // Clip drawing to the current region and display definition window.
        int baseHorizontalAddress = pageRegion.horizontalAddress + displayDefinition.horizontalPositionMinimum;
        int baseVerticalAddress = pageRegion.verticalAddress + displayDefinition.verticalPositionMinimum;
        int clipRight = min(baseHorizontalAddress + regionComposition.width, displayDefinition.horizontalPositionMaximum);
        int clipBottom = min(baseVerticalAddress + regionComposition.height, displayDefinition.verticalPositionMaximum);
        canvas.clipRect(baseHorizontalAddress, baseVerticalAddress, clipRight, clipBottom);
        ClutDefinition clutDefinition = subtitleService.cluts.get(regionComposition.clutId);
        if (clutDefinition == null) {
            clutDefinition = subtitleService.ancillaryCluts.get(regionComposition.clutId);
            if (clutDefinition == null) {
                clutDefinition = defaultClutDefinition;
            }
        }
        SparseArray<RegionObject> regionObjects = regionComposition.regionObjects;
        for (int j = 0; j < regionObjects.size(); j++) {
            int objectId = regionObjects.keyAt(j);
            RegionObject regionObject = regionObjects.valueAt(j);
            ObjectData objectData = subtitleService.objects.get(objectId);
            if (objectData == null) {
                objectData = subtitleService.ancillaryObjects.get(objectId);
            }
            if (objectData != null) {
                @Nullable Paint paint = objectData.nonModifyingColorFlag ? null : defaultPaint;
                paintPixelDataSubBlocks(objectData, clutDefinition, regionComposition.depth, baseHorizontalAddress + regionObject.horizontalPosition, baseVerticalAddress + regionObject.verticalPosition, paint, canvas);
            }
        }
        if (regionComposition.fillFlag) {
            int color;
            if (regionComposition.depth == REGION_DEPTH_8_BIT) {
                color = clutDefinition.clutEntries8Bit[regionComposition.pixelCode8Bit];
            } else if (regionComposition.depth == REGION_DEPTH_4_BIT) {
                color = clutDefinition.clutEntries4Bit[regionComposition.pixelCode4Bit];
            } else {
                color = clutDefinition.clutEntries2Bit[regionComposition.pixelCode2Bit];
            }
            fillRegionPaint.setColor(color);
            canvas.drawRect(baseHorizontalAddress, baseVerticalAddress, baseHorizontalAddress + regionComposition.width, baseVerticalAddress + regionComposition.height, fillRegionPaint);
        }
        cues.add(new Cue.Builder().setBitmap(Bitmap.createBitmap(bitmap, baseHorizontalAddress, baseVerticalAddress, regionComposition.width, regionComposition.height)).setPosition((float) baseHorizontalAddress / displayDefinition.width).setPositionAnchor(Cue.ANCHOR_TYPE_START).setLine((float) baseVerticalAddress / displayDefinition.height, Cue.LINE_TYPE_FRACTION).setLineAnchor(Cue.ANCHOR_TYPE_START).setSize((float) regionComposition.width / displayDefinition.width).setBitmapHeight((float) regionComposition.height / displayDefinition.height).build());
        canvas.drawColor(Color.TRANSPARENT, PorterDuff.Mode.CLEAR);
        // Restore clean clipping state.
        canvas.restore();
    }
    return Collections.unmodifiableList(cues);
}

Example 37 with State

use of com.google.android.exoplayer2.ext.ima.ImaServerSideAdInsertionMediaSource.AdsLoader.State in project ExoPlayer by google.

the class HlsChunkSource method getChunkPublicationState.

/**
 * Returns the publication state of the given chunk.
 *
 * @param mediaChunk The media chunk for which to evaluate the publication state.
 * @return Whether the media chunk is {@link #CHUNK_PUBLICATION_STATE_PRELOAD a preload chunk},
 *     has been {@link #CHUNK_PUBLICATION_STATE_REMOVED removed} or is definitely {@link
 *     #CHUNK_PUBLICATION_STATE_PUBLISHED published}.
 */
@ChunkPublicationState
public int getChunkPublicationState(HlsMediaChunk mediaChunk) {
    if (mediaChunk.partIndex == C.INDEX_UNSET) {
        // Chunks based on full segments can't be removed and are always published.
        return CHUNK_PUBLICATION_STATE_PUBLISHED;
    }
    Uri playlistUrl = playlistUrls[trackGroup.indexOf(mediaChunk.trackFormat)];
    HlsMediaPlaylist mediaPlaylist = checkNotNull(playlistTracker.getPlaylistSnapshot(playlistUrl, /* isForPlayback= */
    false));
    int segmentIndexInPlaylist = (int) (mediaChunk.chunkIndex - mediaPlaylist.mediaSequence);
    if (segmentIndexInPlaylist < 0) {
        // The parent segment of the previous chunk is not in the current playlist anymore.
        return CHUNK_PUBLICATION_STATE_PUBLISHED;
    }
    List<HlsMediaPlaylist.Part> partsInCurrentPlaylist = segmentIndexInPlaylist < mediaPlaylist.segments.size() ? mediaPlaylist.segments.get(segmentIndexInPlaylist).parts : mediaPlaylist.trailingParts;
    if (mediaChunk.partIndex >= partsInCurrentPlaylist.size()) {
        // sequence in the new playlist.
        return CHUNK_PUBLICATION_STATE_REMOVED;
    }
    HlsMediaPlaylist.Part newPart = partsInCurrentPlaylist.get(mediaChunk.partIndex);
    if (newPart.isPreload) {
        // The playlist did not change and the part in the new playlist is still a preload hint.
        return CHUNK_PUBLICATION_STATE_PRELOAD;
    }
    Uri newUri = Uri.parse(UriUtil.resolve(mediaPlaylist.baseUri, newPart.url));
    return Util.areEqual(newUri, mediaChunk.dataSpec.uri) ? CHUNK_PUBLICATION_STATE_PUBLISHED : CHUNK_PUBLICATION_STATE_REMOVED;
}

Example 38 with State

use of com.google.android.exoplayer2.ext.ima.ImaServerSideAdInsertionMediaSource.AdsLoader.State in project ExoPlayer by google.

the class DefaultDrmSessionManager method acquireSession.

// DrmSessionManager implementation.
@Override
public DrmSession<T> acquireSession(Looper playbackLooper, DrmInitData drmInitData) {
    Assertions.checkState(this.playbackLooper == null || this.playbackLooper == playbackLooper);
    if (++openCount != 1) {
        return this;
    }
    if (this.playbackLooper == null) {
        this.playbackLooper = playbackLooper;
        mediaDrmHandler = new MediaDrmHandler(playbackLooper);
        postResponseHandler = new PostResponseHandler(playbackLooper);
    }
    requestHandlerThread = new HandlerThread("DrmRequestHandler");
    requestHandlerThread.start();
    postRequestHandler = new PostRequestHandler(requestHandlerThread.getLooper());
    if (offlineLicenseKeySetId == null) {
        SchemeData schemeData = drmInitData.get(uuid);
        if (schemeData == null) {
            onError(new IllegalStateException("Media does not support uuid: " + uuid));
            return this;
        }
        schemeInitData = schemeData.data;
        schemeMimeType = schemeData.mimeType;
        if (Util.SDK_INT < 21) {
            // Prior to L the Widevine CDM required data to be extracted from the PSSH atom.
            byte[] psshData = PsshAtomUtil.parseSchemeSpecificData(schemeInitData, C.WIDEVINE_UUID);
            if (psshData == null) {
            // Extraction failed. schemeData isn't a Widevine PSSH atom, so leave it unchanged.
            } else {
                schemeInitData = psshData;
            }
        }
        if (Util.SDK_INT < 26 && C.CLEARKEY_UUID.equals(uuid) && (MimeTypes.VIDEO_MP4.equals(schemeMimeType) || MimeTypes.AUDIO_MP4.equals(schemeMimeType))) {
            // Prior to API level 26 the ClearKey CDM only accepted "cenc" as the scheme for MP4.
            schemeMimeType = CENC_SCHEME_MIME_TYPE;
        }
    }
    state = STATE_OPENING;
    openInternal(true);
    return this;
}

Example 39 with State

use of com.google.android.exoplayer2.ext.ima.ImaServerSideAdInsertionMediaSource.AdsLoader.State in project ExoPlayer by google.

the class HlsMediaPeriod method selectTracks.

@Override
public long selectTracks(TrackSelection[] selections, boolean[] mayRetainStreamFlags, SampleStream[] streams, boolean[] streamResetFlags, long positionUs) {
    // Map each selection and stream onto a child period index.
    int[] streamChildIndices = new int[selections.length];
    int[] selectionChildIndices = new int[selections.length];
    for (int i = 0; i < selections.length; i++) {
        streamChildIndices[i] = streams[i] == null ? C.INDEX_UNSET : streamWrapperIndices.get(streams[i]);
        selectionChildIndices[i] = C.INDEX_UNSET;
        if (selections[i] != null) {
            TrackGroup trackGroup = selections[i].getTrackGroup();
            for (int j = 0; j < sampleStreamWrappers.length; j++) {
                if (sampleStreamWrappers[j].getTrackGroups().indexOf(trackGroup) != C.INDEX_UNSET) {
                    selectionChildIndices[i] = j;
                    break;
                }
            }
        }
    }
    boolean selectedNewTracks = false;
    streamWrapperIndices.clear();
    // Select tracks for each child, copying the resulting streams back into a new streams array.
    SampleStream[] newStreams = new SampleStream[selections.length];
    SampleStream[] childStreams = new SampleStream[selections.length];
    TrackSelection[] childSelections = new TrackSelection[selections.length];
    ArrayList<HlsSampleStreamWrapper> enabledSampleStreamWrapperList = new ArrayList<>(sampleStreamWrappers.length);
    for (int i = 0; i < sampleStreamWrappers.length; i++) {
        for (int j = 0; j < selections.length; j++) {
            childStreams[j] = streamChildIndices[j] == i ? streams[j] : null;
            childSelections[j] = selectionChildIndices[j] == i ? selections[j] : null;
        }
        selectedNewTracks |= sampleStreamWrappers[i].selectTracks(childSelections, mayRetainStreamFlags, childStreams, streamResetFlags, !seenFirstTrackSelection);
        boolean wrapperEnabled = false;
        for (int j = 0; j < selections.length; j++) {
            if (selectionChildIndices[j] == i) {
                // Assert that the child provided a stream for the selection.
                Assertions.checkState(childStreams[j] != null);
                newStreams[j] = childStreams[j];
                wrapperEnabled = true;
                streamWrapperIndices.put(childStreams[j], i);
            } else if (streamChildIndices[j] == i) {
                // Assert that the child cleared any previous stream.
                Assertions.checkState(childStreams[j] == null);
            }
        }
        if (wrapperEnabled) {
            enabledSampleStreamWrapperList.add(sampleStreamWrappers[i]);
        }
    }
    // Copy the new streams back into the streams array.
    System.arraycopy(newStreams, 0, streams, 0, newStreams.length);
    // Update the local state.
    enabledSampleStreamWrappers = new HlsSampleStreamWrapper[enabledSampleStreamWrapperList.size()];
    enabledSampleStreamWrapperList.toArray(enabledSampleStreamWrappers);
    // initialization.
    if (enabledSampleStreamWrappers.length > 0) {
        enabledSampleStreamWrappers[0].setIsTimestampMaster(true);
        for (int i = 1; i < enabledSampleStreamWrappers.length; i++) {
            enabledSampleStreamWrappers[i].setIsTimestampMaster(false);
        }
    }
    sequenceableLoader = new CompositeSequenceableLoader(enabledSampleStreamWrappers);
    if (seenFirstTrackSelection && selectedNewTracks) {
        seekToUs(positionUs);
        // We'll need to reset renderers consuming from all streams due to the seek.
        for (int i = 0; i < selections.length; i++) {
            if (streams[i] != null) {
                streamResetFlags[i] = true;
            }
        }
    }
    seenFirstTrackSelection = true;
    return positionUs;
}

Example 40 with State

use of com.google.android.exoplayer2.ext.ima.ImaServerSideAdInsertionMediaSource.AdsLoader.State in project ExoPlayer by google.

the class WebvttDecoder method decode.

@Override
protected WebvttSubtitle decode(byte[] bytes, int length) throws SubtitleDecoderException {
    parsableWebvttData.reset(bytes, length);
    // Initialization for consistent starting state.
    webvttCueBuilder.reset();
    definedStyles.clear();
    // Validate the first line of the header, and skip the remainder.
    WebvttParserUtil.validateWebvttHeaderLine(parsableWebvttData);
    while (!TextUtils.isEmpty(parsableWebvttData.readLine())) {
    }
    int event;
    ArrayList<WebvttCue> subtitles = new ArrayList<>();
    while ((event = getNextEvent(parsableWebvttData)) != EVENT_END_OF_FILE) {
        if (event == EVENT_COMMENT) {
            skipComment(parsableWebvttData);
        } else if (event == EVENT_STYLE_BLOCK) {
            if (!subtitles.isEmpty()) {
                throw new SubtitleDecoderException("A style block was found after the first cue.");
            }
            // Consume the "STYLE" header.
            parsableWebvttData.readLine();
            WebvttCssStyle styleBlock = cssParser.parseBlock(parsableWebvttData);
            if (styleBlock != null) {
                definedStyles.add(styleBlock);
            }
        } else if (event == EVENT_CUE) {
            if (cueParser.parseCue(parsableWebvttData, webvttCueBuilder, definedStyles)) {
                subtitles.add(webvttCueBuilder.build());
                webvttCueBuilder.reset();
            }
        }
    }
    return new WebvttSubtitle(subtitles);
}