package androidx.media3.exoplayer.rtsp.reader;

import androidx.media3.common.util.Assertions;
import androidx.media3.common.util.ParsableBitArray;
import androidx.media3.common.util.ParsableByteArray;
import androidx.media3.common.util.Util;
import androidx.media3.exoplayer.rtsp.RtpPayloadFormat;
import androidx.media3.extractor.b0;
import androidx.media3.extractor.z0;
import com.google.common.base.h;

/* JADX INFO: loaded from: classes.dex */
final class RtpAacReader implements RtpPayloadReader {
    private static final String AAC_HIGH_BITRATE_MODE = "AAC-hbr";
    private static final String AAC_LOW_BITRATE_MODE = "AAC-lbr";
    private static final String TAG = "RtpAacReader";
    private final ParsableBitArray auHeaderScratchBit = new ParsableBitArray();
    private final int auIndexFieldBitSize;
    private final int auSizeFieldBitSize;
    private long firstReceivedTimestamp;
    private final int numBitsInAuHeader;
    private final RtpPayloadFormat payloadFormat;
    private final int sampleRate;
    private long startTimeOffsetUs;
    private z0 trackOutput;

    public RtpAacReader(RtpPayloadFormat rtpPayloadFormat) {
        this.payloadFormat = rtpPayloadFormat;
        this.sampleRate = rtpPayloadFormat.clockRate;
        String str = (String) Assertions.checkNotNull((String) rtpPayloadFormat.fmtpParameters.get("mode"));
        if (h.k(str, AAC_HIGH_BITRATE_MODE)) {
            this.auSizeFieldBitSize = 13;
            this.auIndexFieldBitSize = 3;
        } else {
            if (!h.k(str, AAC_LOW_BITRATE_MODE)) {
                throw new UnsupportedOperationException("AAC mode not supported");
            }
            this.auSizeFieldBitSize = 6;
            this.auIndexFieldBitSize = 2;
        }
        this.numBitsInAuHeader = this.auIndexFieldBitSize + this.auSizeFieldBitSize;
    }

    private static void outputSampleMetadata(z0 z0Var, long j10, int i10) {
        z0Var.sampleMetadata(j10, 1, i10, 0, null);
    }

    @Override // androidx.media3.exoplayer.rtsp.reader.RtpPayloadReader
    public void consume(ParsableByteArray parsableByteArray, long j10, int i10, boolean z10) {
        Assertions.checkNotNull(this.trackOutput);
        short s10 = parsableByteArray.readShort();
        int i11 = s10 / this.numBitsInAuHeader;
        long sampleTimeUs = RtpReaderUtils.toSampleTimeUs(this.startTimeOffsetUs, j10, this.firstReceivedTimestamp, this.sampleRate);
        this.auHeaderScratchBit.reset(parsableByteArray);
        if (i11 == 1) {
            int bits = this.auHeaderScratchBit.readBits(this.auSizeFieldBitSize);
            this.auHeaderScratchBit.skipBits(this.auIndexFieldBitSize);
            this.trackOutput.sampleData(parsableByteArray, parsableByteArray.bytesLeft());
            if (z10) {
                outputSampleMetadata(this.trackOutput, sampleTimeUs, bits);
                return;
            }
            return;
        }
        parsableByteArray.skipBytes((s10 + 7) / 8);
        for (int i12 = 0; i12 < i11; i12++) {
            int bits2 = this.auHeaderScratchBit.readBits(this.auSizeFieldBitSize);
            this.auHeaderScratchBit.skipBits(this.auIndexFieldBitSize);
            this.trackOutput.sampleData(parsableByteArray, bits2);
            outputSampleMetadata(this.trackOutput, sampleTimeUs, bits2);
            sampleTimeUs += Util.scaleLargeTimestamp(i11, 1000000L, this.sampleRate);
        }
    }

    @Override // androidx.media3.exoplayer.rtsp.reader.RtpPayloadReader
    public void createTracks(b0 b0Var, int i10) {
        z0 z0VarTrack = b0Var.track(i10, 1);
        this.trackOutput = z0VarTrack;
        z0VarTrack.format(this.payloadFormat.format);
    }

    @Override // androidx.media3.exoplayer.rtsp.reader.RtpPayloadReader
    public void onReceivingFirstPacket(long j10, int i10) {
        this.firstReceivedTimestamp = j10;
    }

    @Override // androidx.media3.exoplayer.rtsp.reader.RtpPayloadReader
    public void seek(long j10, long j11) {
        this.firstReceivedTimestamp = j10;
        this.startTimeOffsetUs = j11;
    }
}