288 lines
10 KiB
Java
288 lines
10 KiB
Java
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package com.bumptech.glide.load.resource.bitmap;
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import com.bumptech.glide.load.ImageHeaderParser;
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import com.google.common.primitives.UnsignedBytes;
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import java.io.IOException;
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import java.io.InputStream;
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import java.nio.ByteBuffer;
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import java.nio.ByteOrder;
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import java.nio.charset.Charset;
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import o.Opg;
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/* loaded from: classes.dex */
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public final class DefaultImageHeaderParser implements ImageHeaderParser {
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private static byte[] d = "Exif\u0000\u0000".getBytes(Charset.forName("UTF-8"));
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private static final int[] a = {0, 1, 1, 2, 4, 8, 1, 1, 2, 4, 8, 4, 8};
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@Override // com.bumptech.glide.load.ImageHeaderParser
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public final ImageHeaderParser.ImageType b(InputStream inputStream) throws IOException {
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if (inputStream != null) {
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return d(new Sts(inputStream));
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}
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throw new NullPointerException("Argument must not be null");
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}
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@Override // com.bumptech.glide.load.ImageHeaderParser
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public final ImageHeaderParser.ImageType a(ByteBuffer byteBuffer) throws IOException {
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if (byteBuffer != null) {
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return d(new RVV(byteBuffer));
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}
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throw new NullPointerException("Argument must not be null");
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}
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@Override // com.bumptech.glide.load.ImageHeaderParser
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public final int a(InputStream inputStream, Opg opg) throws IOException {
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if (inputStream != null) {
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Sts sts = new Sts(inputStream);
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if (opg != null) {
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return b(sts, opg);
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}
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throw new NullPointerException("Argument must not be null");
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}
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throw new NullPointerException("Argument must not be null");
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}
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@Override // com.bumptech.glide.load.ImageHeaderParser
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public final int d(ByteBuffer byteBuffer, Opg opg) throws IOException {
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if (byteBuffer != null) {
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RVV rvv = new RVV(byteBuffer);
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if (opg != null) {
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return b(rvv, opg);
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}
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throw new NullPointerException("Argument must not be null");
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}
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throw new NullPointerException("Argument must not be null");
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}
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private static ImageHeaderParser.ImageType d(Reader reader) throws IOException {
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try {
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int b = reader.b();
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if (b == 65496) {
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return ImageHeaderParser.ImageType.JPEG;
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}
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int c = (b << 8) | reader.c();
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if (c == 4671814) {
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return ImageHeaderParser.ImageType.GIF;
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}
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int c2 = (c << 8) | reader.c();
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if (c2 == -1991225785) {
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reader.b(21L);
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try {
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return reader.c() >= 3 ? ImageHeaderParser.ImageType.PNG_A : ImageHeaderParser.ImageType.PNG;
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} catch (Reader.EndOfFileException unused) {
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return ImageHeaderParser.ImageType.PNG;
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}
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}
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if (c2 == 1380533830) {
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reader.b(4L);
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if (((reader.b() << 16) | reader.b()) != 1464156752) {
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return ImageHeaderParser.ImageType.UNKNOWN;
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}
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int b2 = (reader.b() << 16) | reader.b();
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if ((b2 & (-256)) != 1448097792) {
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return ImageHeaderParser.ImageType.UNKNOWN;
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}
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int i = b2 & 255;
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if (i != 88) {
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if (i == 76) {
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reader.b(4L);
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return (reader.c() & 8) != 0 ? ImageHeaderParser.ImageType.WEBP_A : ImageHeaderParser.ImageType.WEBP;
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}
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return ImageHeaderParser.ImageType.WEBP;
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}
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reader.b(4L);
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short c3 = reader.c();
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if ((c3 & 2) != 0) {
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return ImageHeaderParser.ImageType.ANIMATED_WEBP;
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}
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if ((c3 & 16) != 0) {
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return ImageHeaderParser.ImageType.WEBP_A;
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}
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return ImageHeaderParser.ImageType.WEBP;
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}
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if (((reader.b() << 16) | reader.b()) == 1718909296) {
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int b3 = (reader.b() << 16) | reader.b();
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if (b3 != 1635150182 && b3 != 1635150195) {
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reader.b(4L);
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int i2 = c2 - 16;
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if (i2 % 4 == 0) {
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int i3 = 0;
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while (i3 < 5 && i2 > 0) {
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int b4 = (reader.b() << 16) | reader.b();
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if (b4 != 1635150182 && b4 != 1635150195) {
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i3++;
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i2 -= 4;
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}
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}
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}
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}
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return ImageHeaderParser.ImageType.AVIF;
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}
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return ImageHeaderParser.ImageType.UNKNOWN;
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} catch (Reader.EndOfFileException unused2) {
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return ImageHeaderParser.ImageType.UNKNOWN;
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}
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}
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/* JADX WARN: Code restructure failed: missing block: B:90:0x0139, code lost:
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if ((r6.b.remaining() - r7) < 2) goto L94;
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*/
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/* JADX WARN: Code restructure failed: missing block: B:91:0x013b, code lost:
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r13 = r6.b.getShort(r7);
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*/
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/*
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Code decompiled incorrectly, please refer to instructions dump.
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To view partially-correct add '--show-bad-code' argument
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*/
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private static int b(com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.Reader r13, o.Opg r14) throws java.io.IOException {
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/*
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Method dump skipped, instructions count: 337
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To view this dump add '--comments-level debug' option
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*/
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throw new UnsupportedOperationException("Method not decompiled: com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.b(com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser$Reader, o.Opg):int");
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes.dex */
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public static final class HBt {
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final ByteBuffer b;
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HBt(byte[] bArr, int i) {
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this.b = (ByteBuffer) ByteBuffer.wrap(bArr).order(ByteOrder.BIG_ENDIAN).limit(i);
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}
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}
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/* JADX INFO: Access modifiers changed from: package-private */
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/* loaded from: classes.dex */
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public interface Reader {
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int a(byte[] bArr, int i) throws IOException;
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int b() throws IOException;
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long b(long j) throws IOException;
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short c() throws IOException;
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/* loaded from: classes.dex */
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public static final class EndOfFileException extends IOException {
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EndOfFileException() {
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super("Unexpectedly reached end of a file");
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}
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}
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}
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/* loaded from: classes.dex */
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static final class RVV implements Reader {
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private final ByteBuffer c;
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RVV(ByteBuffer byteBuffer) {
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this.c = byteBuffer;
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byteBuffer.order(ByteOrder.BIG_ENDIAN);
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}
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@Override // com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.Reader
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public final short c() throws Reader.EndOfFileException {
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if (this.c.remaining() <= 0) {
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throw new Reader.EndOfFileException();
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}
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return (short) (this.c.get() & UnsignedBytes.MAX_VALUE);
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}
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@Override // com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.Reader
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public final int b() throws Reader.EndOfFileException {
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if (this.c.remaining() <= 0) {
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throw new Reader.EndOfFileException();
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}
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int i = ((short) (this.c.get() & UnsignedBytes.MAX_VALUE)) << 8;
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if (this.c.remaining() <= 0) {
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throw new Reader.EndOfFileException();
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}
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return i | ((short) (this.c.get() & UnsignedBytes.MAX_VALUE));
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}
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@Override // com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.Reader
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public final int a(byte[] bArr, int i) {
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int min = Math.min(i, this.c.remaining());
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if (min == 0) {
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return -1;
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}
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this.c.get(bArr, 0, min);
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return min;
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}
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@Override // com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.Reader
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public final long b(long j) {
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int min = (int) Math.min(this.c.remaining(), j);
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ByteBuffer byteBuffer = this.c;
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byteBuffer.position(byteBuffer.position() + min);
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return min;
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}
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}
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/* loaded from: classes.dex */
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static final class Sts implements Reader {
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private final InputStream b;
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Sts(InputStream inputStream) {
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this.b = inputStream;
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}
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@Override // com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.Reader
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public final short c() throws IOException {
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int read = this.b.read();
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if (read != -1) {
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return (short) read;
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}
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throw new Reader.EndOfFileException();
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}
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@Override // com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.Reader
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public final int b() throws IOException {
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int read = this.b.read();
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if (read == -1) {
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throw new Reader.EndOfFileException();
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}
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int i = ((short) read) << 8;
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int read2 = this.b.read();
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if (read2 != -1) {
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return i | ((short) read2);
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}
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throw new Reader.EndOfFileException();
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}
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@Override // com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.Reader
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public final int a(byte[] bArr, int i) throws IOException {
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int i2 = 0;
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int i3 = 0;
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while (i3 < i && (i2 = this.b.read(bArr, i3, i - i3)) != -1) {
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i3 += i2;
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}
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if (i3 == 0 && i2 == -1) {
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throw new Reader.EndOfFileException();
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}
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return i3;
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}
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@Override // com.bumptech.glide.load.resource.bitmap.DefaultImageHeaderParser.Reader
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public final long b(long j) throws IOException {
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if (j < 0) {
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return 0L;
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}
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long j2 = j;
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while (j2 > 0) {
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long skip = this.b.skip(j2);
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if (skip <= 0) {
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if (this.b.read() == -1) {
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break;
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}
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skip = 1;
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}
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j2 -= skip;
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}
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return j - j2;
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}
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}
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}
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