Examples with ParserException androidx.media3.common.ParserException used on opensource projects

Example 16 with ParserException

use of androidx.media3.common.ParserException in project media by androidx.

the class FragmentedMp4Extractor method onMoofContainerAtomRead.

private void onMoofContainerAtomRead(ContainerAtom moof) throws ParserException {
    parseMoof(moof, trackBundles, sideloadedTrack != null, flags, scratchBytes);
    @Nullable DrmInitData drmInitData = getDrmInitDataFromAtoms(moof.leafChildren);
    if (drmInitData != null) {
        int trackCount = trackBundles.size();
        for (int i = 0; i < trackCount; i++) {
            trackBundles.valueAt(i).updateDrmInitData(drmInitData);
        }
    }
    // If we have a pending seek, advance tracks to their preceding sync frames.
    if (pendingSeekTimeUs != C.TIME_UNSET) {
        int trackCount = trackBundles.size();
        for (int i = 0; i < trackCount; i++) {
            trackBundles.valueAt(i).seek(pendingSeekTimeUs);
        }
        pendingSeekTimeUs = C.TIME_UNSET;
    }
}

Example 17 with ParserException

use of androidx.media3.common.ParserException in project media by androidx.

the class FragmentedMp4Extractor method parseTraf.

/**
 * Parses a traf atom (defined in 14496-12).
 */
private static void parseTraf(ContainerAtom traf, SparseArray<TrackBundle> trackBundles, boolean haveSideloadedTrack, @Flags int flags, byte[] extendedTypeScratch) throws ParserException {
    LeafAtom tfhd = checkNotNull(traf.getLeafAtomOfType(Atom.TYPE_tfhd));
    @Nullable TrackBundle trackBundle = parseTfhd(tfhd.data, trackBundles, haveSideloadedTrack);
    if (trackBundle == null) {
        return;
    }
    TrackFragment fragment = trackBundle.fragment;
    long fragmentDecodeTime = fragment.nextFragmentDecodeTime;
    boolean fragmentDecodeTimeIncludesMoov = fragment.nextFragmentDecodeTimeIncludesMoov;
    trackBundle.resetFragmentInfo();
    trackBundle.currentlyInFragment = true;
    @Nullable LeafAtom tfdtAtom = traf.getLeafAtomOfType(Atom.TYPE_tfdt);
    if (tfdtAtom != null && (flags & FLAG_WORKAROUND_IGNORE_TFDT_BOX) == 0) {
        fragment.nextFragmentDecodeTime = parseTfdt(tfdtAtom.data);
        fragment.nextFragmentDecodeTimeIncludesMoov = true;
    } else {
        fragment.nextFragmentDecodeTime = fragmentDecodeTime;
        fragment.nextFragmentDecodeTimeIncludesMoov = fragmentDecodeTimeIncludesMoov;
    }
    parseTruns(traf, trackBundle, flags);
    @Nullable TrackEncryptionBox encryptionBox = trackBundle.moovSampleTable.track.getSampleDescriptionEncryptionBox(checkNotNull(fragment.header).sampleDescriptionIndex);
    @Nullable LeafAtom saiz = traf.getLeafAtomOfType(Atom.TYPE_saiz);
    if (saiz != null) {
        parseSaiz(checkNotNull(encryptionBox), saiz.data, fragment);
    }
    @Nullable LeafAtom saio = traf.getLeafAtomOfType(Atom.TYPE_saio);
    if (saio != null) {
        parseSaio(saio.data, fragment);
    }
    @Nullable LeafAtom senc = traf.getLeafAtomOfType(Atom.TYPE_senc);
    if (senc != null) {
        parseSenc(senc.data, fragment);
    }
    parseSampleGroups(traf, encryptionBox != null ? encryptionBox.schemeType : null, fragment);
    int leafChildrenSize = traf.leafChildren.size();
    for (int i = 0; i < leafChildrenSize; i++) {
        LeafAtom atom = traf.leafChildren.get(i);
        if (atom.type == Atom.TYPE_uuid) {
            parseUuid(atom.data, fragment, extendedTypeScratch);
        }
    }
}

Example 18 with ParserException

use of androidx.media3.common.ParserException in project media by androidx.

the class Mp4Extractor method processMoovAtom.

/**
 * Updates the stored track metadata to reflect the contents of the specified moov atom.
 */
private void processMoovAtom(ContainerAtom moov) throws ParserException {
    int firstVideoTrackIndex = C.INDEX_UNSET;
    long durationUs = C.TIME_UNSET;
    List<Mp4Track> tracks = new ArrayList<>();
    // Process metadata.
    @Nullable Metadata udtaMetaMetadata = null;
    @Nullable Metadata smtaMetadata = null;
    boolean isQuickTime = fileType == FILE_TYPE_QUICKTIME;
    GaplessInfoHolder gaplessInfoHolder = new GaplessInfoHolder();
    @Nullable Atom.LeafAtom udta = moov.getLeafAtomOfType(Atom.TYPE_udta);
    if (udta != null) {
        Pair<@NullableType Metadata, @NullableType Metadata> udtaMetadata = AtomParsers.parseUdta(udta);
        udtaMetaMetadata = udtaMetadata.first;
        smtaMetadata = udtaMetadata.second;
        if (udtaMetaMetadata != null) {
            gaplessInfoHolder.setFromMetadata(udtaMetaMetadata);
        }
    }
    @Nullable Metadata mdtaMetadata = null;
    @Nullable Atom.ContainerAtom meta = moov.getContainerAtomOfType(Atom.TYPE_meta);
    if (meta != null) {
        mdtaMetadata = AtomParsers.parseMdtaFromMeta(meta);
    }
    boolean ignoreEditLists = (flags & FLAG_WORKAROUND_IGNORE_EDIT_LISTS) != 0;
    List<TrackSampleTable> trackSampleTables = parseTraks(moov, gaplessInfoHolder, /* duration= */
    C.TIME_UNSET, /* drmInitData= */
    null, ignoreEditLists, isQuickTime, /* modifyTrackFunction= */
    track -> track);
    ExtractorOutput extractorOutput = checkNotNull(this.extractorOutput);
    int trackCount = trackSampleTables.size();
    for (int i = 0; i < trackCount; i++) {
        TrackSampleTable trackSampleTable = trackSampleTables.get(i);
        if (trackSampleTable.sampleCount == 0) {
            continue;
        }
        Track track = trackSampleTable.track;
        long trackDurationUs = track.durationUs != C.TIME_UNSET ? track.durationUs : trackSampleTable.durationUs;
        durationUs = max(durationUs, trackDurationUs);
        Mp4Track mp4Track = new Mp4Track(track, trackSampleTable, extractorOutput.track(i, track.type));
        int maxInputSize;
        if (MimeTypes.AUDIO_TRUEHD.equals(track.format.sampleMimeType)) {
            // TrueHD groups samples per chunks of TRUEHD_RECHUNK_SAMPLE_COUNT samples.
            maxInputSize = trackSampleTable.maximumSize * Ac3Util.TRUEHD_RECHUNK_SAMPLE_COUNT;
        } else {
            // Each sample has up to three bytes of overhead for the start code that replaces its
            // length. Allow ten source samples per output sample, like the platform extractor.
            maxInputSize = trackSampleTable.maximumSize + 3 * 10;
        }
        Format.Builder formatBuilder = track.format.buildUpon();
        formatBuilder.setMaxInputSize(maxInputSize);
        if (track.type == C.TRACK_TYPE_VIDEO && trackDurationUs > 0 && trackSampleTable.sampleCount > 1) {
            float frameRate = trackSampleTable.sampleCount / (trackDurationUs / 1000000f);
            formatBuilder.setFrameRate(frameRate);
        }
        MetadataUtil.setFormatGaplessInfo(track.type, gaplessInfoHolder, formatBuilder);
        MetadataUtil.setFormatMetadata(track.type, udtaMetaMetadata, mdtaMetadata, formatBuilder, smtaMetadata, slowMotionMetadataEntries.isEmpty() ? null : new Metadata(slowMotionMetadataEntries));
        mp4Track.trackOutput.format(formatBuilder.build());
        if (track.type == C.TRACK_TYPE_VIDEO && firstVideoTrackIndex == C.INDEX_UNSET) {
            firstVideoTrackIndex = tracks.size();
        }
        tracks.add(mp4Track);
    }
    this.firstVideoTrackIndex = firstVideoTrackIndex;
    this.durationUs = durationUs;
    this.tracks = tracks.toArray(new Mp4Track[0]);
    accumulatedSampleSizes = calculateAccumulatedSampleSizes(this.tracks);
    extractorOutput.endTracks();
    extractorOutput.seekMap(this);
}

Example 19 with ParserException

use of androidx.media3.common.ParserException in project media by androidx.

the class AtomParsers method parseVideoSampleEntry.

// hdrStaticInfo is allocated using allocate() in allocateHdrStaticInfo().
@SuppressWarnings("ByteBufferBackingArray")
private static void parseVideoSampleEntry(ParsableByteArray parent, int atomType, int position, int size, int trackId, int rotationDegrees, @Nullable DrmInitData drmInitData, StsdData out, int entryIndex) throws ParserException {
    parent.setPosition(position + Atom.HEADER_SIZE + StsdData.STSD_HEADER_SIZE);
    parent.skipBytes(16);
    int width = parent.readUnsignedShort();
    int height = parent.readUnsignedShort();
    boolean pixelWidthHeightRatioFromPasp = false;
    float pixelWidthHeightRatio = 1;
    parent.skipBytes(50);
    int childPosition = parent.getPosition();
    if (atomType == Atom.TYPE_encv) {
        @Nullable Pair<Integer, TrackEncryptionBox> sampleEntryEncryptionData = parseSampleEntryEncryptionData(parent, position, size);
        if (sampleEntryEncryptionData != null) {
            atomType = sampleEntryEncryptionData.first;
            drmInitData = drmInitData == null ? null : drmInitData.copyWithSchemeType(sampleEntryEncryptionData.second.schemeType);
            out.trackEncryptionBoxes[entryIndex] = sampleEntryEncryptionData.second;
        }
        parent.setPosition(childPosition);
    }
    // TODO: Uncomment when [Internal: b/63092960] is fixed.
    // else {
    // drmInitData = null;
    // }
    @Nullable String mimeType = null;
    if (atomType == Atom.TYPE_m1v_) {
        mimeType = MimeTypes.VIDEO_MPEG;
    } else if (atomType == Atom.TYPE_H263) {
        mimeType = MimeTypes.VIDEO_H263;
    }
    @Nullable List<byte[]> initializationData = null;
    @Nullable String codecs = null;
    @Nullable byte[] projectionData = null;
    @C.StereoMode int stereoMode = Format.NO_VALUE;
    // HDR related metadata.
    @C.ColorSpace int colorSpace = Format.NO_VALUE;
    @C.ColorRange int colorRange = Format.NO_VALUE;
    @C.ColorTransfer int colorTransfer = Format.NO_VALUE;
    // The format of HDR static info is defined in CTA-861-G:2017, Table 45.
    @Nullable ByteBuffer hdrStaticInfo = null;
    while (childPosition - position < size) {
        parent.setPosition(childPosition);
        int childStartPosition = parent.getPosition();
        int childAtomSize = parent.readInt();
        if (childAtomSize == 0 && parent.getPosition() - position == size) {
            // Handle optional terminating four zero bytes in MOV files.
            break;
        }
        ExtractorUtil.checkContainerInput(childAtomSize > 0, "childAtomSize must be positive");
        int childAtomType = parent.readInt();
        if (childAtomType == Atom.TYPE_avcC) {
            ExtractorUtil.checkContainerInput(mimeType == null, /* message= */
            null);
            mimeType = MimeTypes.VIDEO_H264;
            parent.setPosition(childStartPosition + Atom.HEADER_SIZE);
            AvcConfig avcConfig = AvcConfig.parse(parent);
            initializationData = avcConfig.initializationData;
            out.nalUnitLengthFieldLength = avcConfig.nalUnitLengthFieldLength;
            if (!pixelWidthHeightRatioFromPasp) {
                pixelWidthHeightRatio = avcConfig.pixelWidthHeightRatio;
            }
            codecs = avcConfig.codecs;
        } else if (childAtomType == Atom.TYPE_hvcC) {
            ExtractorUtil.checkContainerInput(mimeType == null, /* message= */
            null);
            mimeType = MimeTypes.VIDEO_H265;
            parent.setPosition(childStartPosition + Atom.HEADER_SIZE);
            HevcConfig hevcConfig = HevcConfig.parse(parent);
            initializationData = hevcConfig.initializationData;
            out.nalUnitLengthFieldLength = hevcConfig.nalUnitLengthFieldLength;
            if (!pixelWidthHeightRatioFromPasp) {
                pixelWidthHeightRatio = hevcConfig.pixelWidthHeightRatio;
            }
            codecs = hevcConfig.codecs;
        } else if (childAtomType == Atom.TYPE_dvcC || childAtomType == Atom.TYPE_dvvC) {
            @Nullable DolbyVisionConfig dolbyVisionConfig = DolbyVisionConfig.parse(parent);
            if (dolbyVisionConfig != null) {
                codecs = dolbyVisionConfig.codecs;
                mimeType = MimeTypes.VIDEO_DOLBY_VISION;
            }
        } else if (childAtomType == Atom.TYPE_vpcC) {
            ExtractorUtil.checkContainerInput(mimeType == null, /* message= */
            null);
            mimeType = (atomType == Atom.TYPE_vp08) ? MimeTypes.VIDEO_VP8 : MimeTypes.VIDEO_VP9;
        } else if (childAtomType == Atom.TYPE_av1C) {
            ExtractorUtil.checkContainerInput(mimeType == null, /* message= */
            null);
            mimeType = MimeTypes.VIDEO_AV1;
        } else if (childAtomType == Atom.TYPE_clli) {
            if (hdrStaticInfo == null) {
                hdrStaticInfo = allocateHdrStaticInfo();
            }
            // The contents of the clli box occupy the last 4 bytes of the HDR static info array. Note
            // that each field is read in big endian and written in little endian.
            hdrStaticInfo.position(21);
            // max_content_light_level.
            hdrStaticInfo.putShort(parent.readShort());
            // max_pic_average_light_level.
            hdrStaticInfo.putShort(parent.readShort());
        } else if (childAtomType == Atom.TYPE_mdcv) {
            if (hdrStaticInfo == null) {
                hdrStaticInfo = allocateHdrStaticInfo();
            }
            // The contents of the mdcv box occupy 20 bytes after the first byte of the HDR static info
            // array. Note that each field is read in big endian and written in little endian.
            short displayPrimariesGX = parent.readShort();
            short displayPrimariesGY = parent.readShort();
            short displayPrimariesBX = parent.readShort();
            short displayPrimariesBY = parent.readShort();
            short displayPrimariesRX = parent.readShort();
            short displayPrimariesRY = parent.readShort();
            short whitePointX = parent.readShort();
            short whitePointY = parent.readShort();
            long maxDisplayMasteringLuminance = parent.readUnsignedInt();
            long minDisplayMasteringLuminance = parent.readUnsignedInt();
            hdrStaticInfo.position(1);
            hdrStaticInfo.putShort(displayPrimariesRX);
            hdrStaticInfo.putShort(displayPrimariesRY);
            hdrStaticInfo.putShort(displayPrimariesGX);
            hdrStaticInfo.putShort(displayPrimariesGY);
            hdrStaticInfo.putShort(displayPrimariesBX);
            hdrStaticInfo.putShort(displayPrimariesBY);
            hdrStaticInfo.putShort(whitePointX);
            hdrStaticInfo.putShort(whitePointY);
            hdrStaticInfo.putShort((short) (maxDisplayMasteringLuminance / 10000));
            hdrStaticInfo.putShort((short) (minDisplayMasteringLuminance / 10000));
        } else if (childAtomType == Atom.TYPE_d263) {
            ExtractorUtil.checkContainerInput(mimeType == null, /* message= */
            null);
            mimeType = MimeTypes.VIDEO_H263;
        } else if (childAtomType == Atom.TYPE_esds) {
            ExtractorUtil.checkContainerInput(mimeType == null, /* message= */
            null);
            Pair<@NullableType String, byte @NullableType []> mimeTypeAndInitializationDataBytes = parseEsdsFromParent(parent, childStartPosition);
            mimeType = mimeTypeAndInitializationDataBytes.first;
            @Nullable byte[] initializationDataBytes = mimeTypeAndInitializationDataBytes.second;
            if (initializationDataBytes != null) {
                initializationData = ImmutableList.of(initializationDataBytes);
            }
        } else if (childAtomType == Atom.TYPE_pasp) {
            pixelWidthHeightRatio = parsePaspFromParent(parent, childStartPosition);
            pixelWidthHeightRatioFromPasp = true;
        } else if (childAtomType == Atom.TYPE_sv3d) {
            projectionData = parseProjFromParent(parent, childStartPosition, childAtomSize);
        } else if (childAtomType == Atom.TYPE_st3d) {
            int version = parent.readUnsignedByte();
            // Flags.
            parent.skipBytes(3);
            if (version == 0) {
                int layout = parent.readUnsignedByte();
                switch(layout) {
                    case 0:
                        stereoMode = C.STEREO_MODE_MONO;
                        break;
                    case 1:
                        stereoMode = C.STEREO_MODE_TOP_BOTTOM;
                        break;
                    case 2:
                        stereoMode = C.STEREO_MODE_LEFT_RIGHT;
                        break;
                    case 3:
                        stereoMode = C.STEREO_MODE_STEREO_MESH;
                        break;
                    default:
                        break;
                }
            }
        } else if (childAtomType == Atom.TYPE_colr) {
            int colorType = parent.readInt();
            if (colorType == TYPE_nclx || colorType == TYPE_nclc) {
                // For more info on syntax, see Section 8.5.2.2 in ISO/IEC 14496-12:2012(E) and
                // https://developer.apple.com/library/archive/documentation/QuickTime/QTFF/QTFFChap3/qtff3.html.
                int colorPrimaries = parent.readUnsignedShort();
                int transferCharacteristics = parent.readUnsignedShort();
                // matrix_coefficients.
                parent.skipBytes(2);
                // Only try and read full_range_flag if the box is long enough. It should be present in
                // all colr boxes with type=nclx (Section 8.5.2.2 in ISO/IEC 14496-12:2012(E)) but some
                // device cameras record videos with type=nclx without this final flag (and therefore
                // size=18): https://github.com/google/ExoPlayer/issues/9332
                boolean fullRangeFlag = childAtomSize == 19 && (parent.readUnsignedByte() & 0b10000000) != 0;
                colorSpace = ColorInfo.isoColorPrimariesToColorSpace(colorPrimaries);
                colorRange = fullRangeFlag ? C.COLOR_RANGE_FULL : C.COLOR_RANGE_LIMITED;
                colorTransfer = ColorInfo.isoTransferCharacteristicsToColorTransfer(transferCharacteristics);
            } else {
                Log.w(TAG, "Unsupported color type: " + Atom.getAtomTypeString(colorType));
            }
        }
        childPosition += childAtomSize;
    }
    // If the media type was not recognized, ignore the track.
    if (mimeType == null) {
        return;
    }
    Format.Builder formatBuilder = new Format.Builder().setId(trackId).setSampleMimeType(mimeType).setCodecs(codecs).setWidth(width).setHeight(height).setPixelWidthHeightRatio(pixelWidthHeightRatio).setRotationDegrees(rotationDegrees).setProjectionData(projectionData).setStereoMode(stereoMode).setInitializationData(initializationData).setDrmInitData(drmInitData);
    if (colorSpace != Format.NO_VALUE || colorRange != Format.NO_VALUE || colorTransfer != Format.NO_VALUE || hdrStaticInfo != null) {
        // Note that if either mdcv or clli are missing, we leave the corresponding HDR static
        // metadata bytes with value zero. See [Internal ref: b/194535665].
        formatBuilder.setColorInfo(new ColorInfo(colorSpace, colorRange, colorTransfer, hdrStaticInfo != null ? hdrStaticInfo.array() : null));
    }
    out.format = formatBuilder.build();
}

Example 20 with ParserException

use of androidx.media3.common.ParserException in project media by androidx.

the class LatmReader method parseStreamMuxConfig.

/**
 * Parses a StreamMuxConfig as defined in ISO/IEC 14496-3:2009 Section 1.7.3.1, Table 1.42.
 */
@RequiresNonNull("output")
private void parseStreamMuxConfig(ParsableBitArray data) throws ParserException {
    int audioMuxVersion = data.readBits(1);
    audioMuxVersionA = audioMuxVersion == 1 ? data.readBits(1) : 0;
    if (audioMuxVersionA == 0) {
        if (audioMuxVersion == 1) {
            // Skip taraBufferFullness.
            latmGetValue(data);
        }
        if (!data.readBit()) {
            throw ParserException.createForMalformedContainer(/* message= */
            null, /* cause= */
            null);
        }
        numSubframes = data.readBits(6);
        int numProgram = data.readBits(4);
        int numLayer = data.readBits(3);
        if (numProgram != 0 || numLayer != 0) {
            throw ParserException.createForMalformedContainer(/* message= */
            null, /* cause= */
            null);
        }
        if (audioMuxVersion == 0) {
            int startPosition = data.getPosition();
            int readBits = parseAudioSpecificConfig(data);
            data.setPosition(startPosition);
            byte[] initData = new byte[(readBits + 7) / 8];
            data.readBits(initData, 0, readBits);
            Format format = new Format.Builder().setId(formatId).setSampleMimeType(MimeTypes.AUDIO_AAC).setCodecs(codecs).setChannelCount(channelCount).setSampleRate(sampleRateHz).setInitializationData(Collections.singletonList(initData)).setLanguage(language).build();
            if (!format.equals(this.format)) {
                this.format = format;
                sampleDurationUs = (C.MICROS_PER_SECOND * 1024) / format.sampleRate;
                output.format(format);
            }
        } else {
            int ascLen = (int) latmGetValue(data);
            int bitsRead = parseAudioSpecificConfig(data);
            // fillBits.
            data.skipBits(ascLen - bitsRead);
        }
        parseFrameLength(data);
        otherDataPresent = data.readBit();
        otherDataLenBits = 0;
        if (otherDataPresent) {
            if (audioMuxVersion == 1) {
                otherDataLenBits = latmGetValue(data);
            } else {
                boolean otherDataLenEsc;
                do {
                    otherDataLenEsc = data.readBit();
                    otherDataLenBits = (otherDataLenBits << 8) + data.readBits(8);
                } while (otherDataLenEsc);
            }
        }
        boolean crcCheckPresent = data.readBit();
        if (crcCheckPresent) {
            // crcCheckSum.
            data.skipBits(8);
        }
    } else {
        // This is not defined by ISO/IEC 14496-3:2009.
        throw ParserException.createForMalformedContainer(/* message= */
        null, /* cause= */
        null);
    }
}