MD5 校验值：abac416d58de62cbb13589224e25fe1c
i.java 文件包含反编译后的源代码，请注意，该内容仅供学习和参考使用，不得用于非法用途。
package t1;
import android.util.Log;
import i1.f;
import java.io.InputStream;
import java.nio.ByteBuffer;
import java.nio.ByteOrder;
import java.nio.charset.Charset;
public final class i implements i1.f {
static final byte[] f19058a = "Exif\u0000\u0000".getBytes(Charset.forName("UTF-8"));
private static final int[] f19059b = {0, 1, 1, 2, 4, 8, 1, 1, 2, 4, 8, 4, 8};
private static final class a implements c {
private final ByteBuffer f19060a;
a(ByteBuffer byteBuffer) {
this.f19060a = byteBuffer;
byteBuffer.order(ByteOrder.BIG_ENDIAN);
}
@Override
public long a(long j6) {
int min = (int) Math.min(this.f19060a.remaining(), j6);
ByteBuffer byteBuffer = this.f19060a;
byteBuffer.position(byteBuffer.position() + min);
return min;
}
@Override
public int b(byte[] bArr, int i6) {
int min = Math.min(i6, this.f19060a.remaining());
if (min == 0) {
return -1;
}
this.f19060a.get(bArr, 0, min);
return min;
}
@Override
public short c() {
return (short) (e() & 255);
}
@Override
public int d() {
return ((e() << 8) & 65280) | (e() & 255);
}
@Override
public int e() {
if (this.f19060a.remaining() < 1) {
return -1;
}
return this.f19060a.get();
}
}
public static final class b {
private final ByteBuffer f19061a;
b(byte[] bArr, int i6) {
this.f19061a = (ByteBuffer) ByteBuffer.wrap(bArr).order(ByteOrder.BIG_ENDIAN).limit(i6);
}
private boolean c(int i6, int i7) {
return this.f19061a.remaining() - i6 >= i7;
}
short a(int i6) {
if (c(i6, 2)) {
return this.f19061a.getShort(i6);
}
return (short) -1;
}
int b(int i6) {
if (c(i6, 4)) {
return this.f19061a.getInt(i6);
}
return -1;
}
int d() {
return this.f19061a.remaining();
}
void e(ByteOrder byteOrder) {
this.f19061a.order(byteOrder);
}
}
public interface c {
long a(long j6);
int b(byte[] bArr, int i6);
short c();
int d();
int e();
}
private static final class d implements c {
private final InputStream f19062a;
d(InputStream inputStream) {
this.f19062a = inputStream;
}
@Override
public long a(long j6) {
if (j6 < 0) {
return 0L;
}
long j7 = j6;
while (j7 > 0) {
long skip = this.f19062a.skip(j7);
if (skip <= 0) {
if (this.f19062a.read() == -1) {
break;
}
skip = 1;
}
j7 -= skip;
}
return j6 - j7;
}
@Override
public int b(byte[] bArr, int i6) {
int i7 = i6;
while (i7 > 0) {
int read = this.f19062a.read(bArr, i6 - i7, i7);
if (read == -1) {
break;
}
i7 -= read;
}
return i6 - i7;
}
@Override
public short c() {
return (short) (this.f19062a.read() & 255);
}
@Override
public int d() {
return ((this.f19062a.read() << 8) & 65280) | (this.f19062a.read() & 255);
}
@Override
public int e() {
return this.f19062a.read();
}
}
private static int d(int i6, int i7) {
return i6 + 2 + (i7 * 12);
}
private int e(c cVar, m1.b bVar) {
int d6 = cVar.d();
if (!g(d6)) {
if (Log.isLoggable("DfltImageHeaderParser", 3)) {
Log.d("DfltImageHeaderParser", "Parser doesn't handle magic number: " + d6);
}
return -1;
}
int i6 = i(cVar);
if (i6 == -1) {
if (Log.isLoggable("DfltImageHeaderParser", 3)) {
Log.d("DfltImageHeaderParser", "Failed to parse exif segment length, or exif segment not found");
}
return -1;
}
byte[] bArr = (byte[]) bVar.e(i6, byte[].class);
try {
return k(cVar, bArr, i6);
} finally {
bVar.d(bArr);
}
}
private f.a f(c cVar) {
int d6 = cVar.d();
if (d6 == 65496) {
return f.a.JPEG;
}
int d7 = ((d6 << 16) & (-65536)) | (cVar.d() & 65535);
if (d7 == -1991225785) {
cVar.a(21L);
return cVar.e() >= 3 ? f.a.PNG_A : f.a.PNG;
}
if ((d7 >> 8) == 4671814) {
return f.a.GIF;
}
if (d7 != 1380533830) {
return f.a.UNKNOWN;
}
cVar.a(4L);
if ((((cVar.d() << 16) & (-65536)) | (cVar.d() & 65535)) != 1464156752) {
return f.a.UNKNOWN;
}
int d8 = ((cVar.d() << 16) & (-65536)) | (cVar.d() & 65535);
if ((d8 & (-256)) != 1448097792) {
return f.a.UNKNOWN;
}
int i6 = d8 & 255;
if (i6 == 88) {
cVar.a(4L);
return (cVar.e() & 16) != 0 ? f.a.WEBP_A : f.a.WEBP;
}
if (i6 != 76) {
return f.a.WEBP;
}
cVar.a(4L);
return (cVar.e() & 8) != 0 ? f.a.WEBP_A : f.a.WEBP;
}
private static boolean g(int i6) {
return (i6 & 65496) == 65496 || i6 == 19789 || i6 == 18761;
}
private boolean h(byte[] bArr, int i6) {
boolean z6 = bArr != null && i6 > f19058a.length;
if (z6) {
int i7 = 0;
while (true) {
byte[] bArr2 = f19058a;
if (i7 >= bArr2.length) {
break;
}
if (bArr[i7] != bArr2[i7]) {
return false;
}
i7++;
}
}
return z6;
}
private int i(c cVar) {
short c6;
int d6;
long j6;
long a7;
do {
short c7 = cVar.c();
if (c7 != 255) {
if (Log.isLoggable("DfltImageHeaderParser", 3)) {
Log.d("DfltImageHeaderParser", "Unknown segmentId=" + ((int) c7));
}
return -1;
}
c6 = cVar.c();
if (c6 == 218) {
return -1;
}
if (c6 == 217) {
if (Log.isLoggable("DfltImageHeaderParser", 3)) {
Log.d("DfltImageHeaderParser", "Found MARKER_EOI in exif segment");
}
return -1;
}
d6 = cVar.d() - 2;
if (c6 == 225) {
return d6;
}
j6 = d6;
a7 = cVar.a(j6);
} while (a7 == j6);
if (Log.isLoggable("DfltImageHeaderParser", 3)) {
Log.d("DfltImageHeaderParser", "Unable to skip enough data, type: " + ((int) c6) + ", wanted to skip: " + d6 + ", but actually skipped: " + a7);
}
return -1;
}
private static int j(b bVar) {
ByteOrder byteOrder;
StringBuilder sb;
String str;
String sb2;
short a7 = bVar.a(6);
if (a7 != 18761) {
if (a7 != 19789 && Log.isLoggable("DfltImageHeaderParser", 3)) {
Log.d("DfltImageHeaderParser", "Unknown endianness = " + ((int) a7));
}
byteOrder = ByteOrder.BIG_ENDIAN;
} else {
byteOrder = ByteOrder.LITTLE_ENDIAN;
}
bVar.e(byteOrder);
int b6 = bVar.b(10) + 6;
short a8 = bVar.a(b6);
for (int i6 = 0; i6 < a8; i6++) {
int d6 = d(b6, i6);
short a9 = bVar.a(d6);
if (a9 == 274) {
short a10 = bVar.a(d6 + 2);
if (a10 >= 1 && a10 <= 12) {
int b7 = bVar.b(d6 + 4);
if (b7 >= 0) {
if (Log.isLoggable("DfltImageHeaderParser", 3)) {
Log.d("DfltImageHeaderParser", "Got tagIndex=" + i6 + " tagType=" + ((int) a9) + " formatCode=" + ((int) a10) + " componentCount=" + b7);
}
int i7 = b7 + f19059b[a10];
if (i7 <= 4) {
int i8 = d6 + 8;
if (i8 >= 0 && i8 <= bVar.d()) {
if (i7 >= 0 && i7 + i8 <= bVar.d()) {
return bVar.a(i8);
}
if (Log.isLoggable("DfltImageHeaderParser", 3)) {
sb = new StringBuilder();
sb.append("Illegal number of bytes for TI tag data tagType=");
sb.append((int) a9);
}
} else if (Log.isLoggable("DfltImageHeaderParser", 3)) {
sb2 = "Illegal tagValueOffset=" + i8 + " tagType=" + ((int) a9);
Log.d("DfltImageHeaderParser", sb2);
}
} else if (Log.isLoggable("DfltImageHeaderParser", 3)) {
sb = new StringBuilder();
str = "Got byte count > 4, not orientation, continuing, formatCode=";
sb.append(str);
sb.append((int) a10);
}
} else if (Log.isLoggable("DfltImageHeaderParser", 3)) {
sb2 = "Negative tiff component count";
Log.d("DfltImageHeaderParser", sb2);
}
} else if (Log.isLoggable("DfltImageHeaderParser", 3)) {
sb = new StringBuilder();
str = "Got invalid format code = ";
sb.append(str);
sb.append((int) a10);
}
sb2 = sb.toString();
Log.d("DfltImageHeaderParser", sb2);
}
}
return -1;
}
private int k(c cVar, byte[] bArr, int i6) {
int b6 = cVar.b(bArr, i6);
if (b6 == i6) {
if (h(bArr, i6)) {
return j(new b(bArr, i6));
}
if (Log.isLoggable("DfltImageHeaderParser", 3)) {
Log.d("DfltImageHeaderParser", "Missing jpeg exif preamble");
}
return -1;
}
if (Log.isLoggable("DfltImageHeaderParser", 3)) {
Log.d("DfltImageHeaderParser", "Unable to read exif segment data, length: " + i6 + ", actually read: " + b6);
}
return -1;
}
@Override
public f.a a(ByteBuffer byteBuffer) {
return f(new a((ByteBuffer) g2.i.d(byteBuffer)));
}
@Override
public int b(InputStream inputStream, m1.b bVar) {
return e(new d((InputStream) g2.i.d(inputStream)), (m1.b) g2.i.d(bVar));
}
@Override
public f.a c(InputStream inputStream) {
return f(new d((InputStream) g2.i.d(inputStream)));
}
}