2019-02-04 20:08:30 +00:00
|
|
|
.class public final Lcom/facebook/imageutils/c;
|
|
|
|
.super Ljava/lang/Object;
|
2019-02-04 20:29:01 +00:00
|
|
|
.source "JfifUtil.java"
|
2019-02-04 20:08:30 +00:00
|
|
|
|
|
|
|
|
|
|
|
# direct methods
|
|
|
|
.method public static j(Ljava/io/InputStream;)I
|
|
|
|
.locals 5
|
|
|
|
|
|
|
|
const/4 v0, 0x0
|
|
|
|
|
|
|
|
:try_start_0
|
|
|
|
invoke-static {p0}, Lcom/facebook/common/d/i;->checkNotNull(Ljava/lang/Object;)Ljava/lang/Object;
|
|
|
|
|
|
|
|
:cond_0
|
|
|
|
:goto_0
|
|
|
|
const/4 v1, 0x1
|
|
|
|
|
|
|
|
invoke-static {p0, v1, v0}, Lcom/facebook/imageutils/d;->a(Ljava/io/InputStream;IZ)I
|
|
|
|
|
|
|
|
move-result v2
|
|
|
|
|
|
|
|
const/16 v3, 0xff
|
|
|
|
|
|
|
|
const/4 v4, 0x2
|
|
|
|
|
2019-05-03 18:53:54 +00:00
|
|
|
if-ne v2, v3, :cond_4
|
2019-02-04 20:08:30 +00:00
|
|
|
|
|
|
|
const/16 v2, 0xff
|
|
|
|
|
|
|
|
:goto_1
|
|
|
|
if-ne v2, v3, :cond_1
|
|
|
|
|
|
|
|
invoke-static {p0, v1, v0}, Lcom/facebook/imageutils/d;->a(Ljava/io/InputStream;IZ)I
|
|
|
|
|
|
|
|
move-result v2
|
|
|
|
|
|
|
|
goto :goto_1
|
|
|
|
|
|
|
|
:cond_1
|
|
|
|
const/16 v3, 0xe1
|
|
|
|
|
|
|
|
if-ne v2, v3, :cond_2
|
|
|
|
|
|
|
|
goto :goto_3
|
|
|
|
|
|
|
|
:cond_2
|
|
|
|
const/16 v3, 0xd8
|
|
|
|
|
|
|
|
if-eq v2, v3, :cond_0
|
|
|
|
|
|
|
|
if-eq v2, v1, :cond_0
|
|
|
|
|
|
|
|
const/16 v1, 0xd9
|
|
|
|
|
|
|
|
if-eq v2, v1, :cond_4
|
|
|
|
|
|
|
|
const/16 v1, 0xda
|
|
|
|
|
|
|
|
if-ne v2, v1, :cond_3
|
|
|
|
|
|
|
|
goto :goto_2
|
|
|
|
|
|
|
|
:cond_3
|
|
|
|
invoke-static {p0, v4, v0}, Lcom/facebook/imageutils/d;->a(Ljava/io/InputStream;IZ)I
|
|
|
|
|
|
|
|
move-result v1
|
|
|
|
|
|
|
|
sub-int/2addr v1, v4
|
|
|
|
|
|
|
|
int-to-long v1, v1
|
|
|
|
|
|
|
|
invoke-virtual {p0, v1, v2}, Ljava/io/InputStream;->skip(J)J
|
|
|
|
|
|
|
|
goto :goto_0
|
|
|
|
|
|
|
|
:cond_4
|
|
|
|
:goto_2
|
|
|
|
const/4 v1, 0x0
|
|
|
|
|
|
|
|
:goto_3
|
2019-05-03 18:53:54 +00:00
|
|
|
if-eqz v1, :cond_5
|
2019-02-04 20:08:30 +00:00
|
|
|
|
|
|
|
invoke-static {p0, v4, v0}, Lcom/facebook/imageutils/d;->a(Ljava/io/InputStream;IZ)I
|
|
|
|
|
|
|
|
move-result v1
|
|
|
|
|
|
|
|
sub-int/2addr v1, v4
|
|
|
|
|
|
|
|
const/4 v2, 0x6
|
|
|
|
|
2019-05-03 18:53:54 +00:00
|
|
|
if-le v1, v2, :cond_5
|
2019-02-04 20:08:30 +00:00
|
|
|
|
|
|
|
const/4 v2, 0x4
|
|
|
|
|
|
|
|
invoke-static {p0, v2, v0}, Lcom/facebook/imageutils/d;->a(Ljava/io/InputStream;IZ)I
|
|
|
|
|
|
|
|
move-result v2
|
|
|
|
|
|
|
|
add-int/lit8 v1, v1, -0x4
|
|
|
|
|
|
|
|
invoke-static {p0, v4, v0}, Lcom/facebook/imageutils/d;->a(Ljava/io/InputStream;IZ)I
|
|
|
|
|
|
|
|
move-result v3
|
|
|
|
|
|
|
|
add-int/lit8 v1, v1, -0x2
|
|
|
|
|
|
|
|
const v4, 0x45786966
|
|
|
|
|
2019-05-03 18:53:54 +00:00
|
|
|
if-ne v2, v4, :cond_5
|
2019-02-04 20:08:30 +00:00
|
|
|
|
2019-05-03 18:53:54 +00:00
|
|
|
if-nez v3, :cond_5
|
2019-02-04 20:08:30 +00:00
|
|
|
|
|
|
|
goto :goto_4
|
|
|
|
|
2019-05-03 18:53:54 +00:00
|
|
|
:cond_5
|
2019-02-04 20:08:30 +00:00
|
|
|
const/4 v1, 0x0
|
|
|
|
|
|
|
|
:goto_4
|
2019-05-03 18:53:54 +00:00
|
|
|
if-nez v1, :cond_6
|
2019-02-04 20:08:30 +00:00
|
|
|
|
|
|
|
return v0
|
|
|
|
|
2019-05-03 18:53:54 +00:00
|
|
|
:cond_6
|
2019-02-04 20:08:30 +00:00
|
|
|
invoke-static {p0, v1}, Lcom/facebook/imageutils/e;->f(Ljava/io/InputStream;I)I
|
|
|
|
|
|
|
|
move-result p0
|
|
|
|
:try_end_0
|
|
|
|
.catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_0
|
|
|
|
|
|
|
|
return p0
|
|
|
|
|
|
|
|
:catch_0
|
|
|
|
return v0
|
|
|
|
.end method
|