Rabbit-R1/switch port/smali/smali_classes3/org/webrtc/FileVideoCapturer$VideoReaderY4M.smali
2024-05-21 17:08:36 -04:00

550 lines
13 KiB
Smali

.class Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;
.super Ljava/lang/Object;
.source "FileVideoCapturer.java"
# interfaces
.implements Lorg/webrtc/FileVideoCapturer$VideoReader;
# annotations
.annotation system Ldalvik/annotation/EnclosingClass;
value = Lorg/webrtc/FileVideoCapturer;
.end annotation
.annotation system Ldalvik/annotation/InnerClass;
accessFlags = 0xa
name = "VideoReaderY4M"
.end annotation
# static fields
.field private static final FRAME_DELIMETER_LENGTH:I = 0x6
.field private static final TAG:Ljava/lang/String; = "VideoReaderY4M"
.field private static final Y4M_FRAME_DELIMETER:Ljava/lang/String; = "FRAME"
# instance fields
.field private final frameHeight:I
.field private final frameWidth:I
.field private final mediaFile:Ljava/io/RandomAccessFile;
.field private final mediaFileChannel:Ljava/nio/channels/FileChannel;
.field private final videoStart:J
# direct methods
.method static constructor <clinit>()V
.locals 0
return-void
.end method
.method public constructor <init>(Ljava/lang/String;)V
.locals 10
.annotation system Ldalvik/annotation/Throws;
value = {
Ljava/io/IOException;
}
.end annotation
.line 46
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
.line 47
new-instance v0, Ljava/io/RandomAccessFile;
const-string v1, "r"
invoke-direct {v0, p1, v1}, Ljava/io/RandomAccessFile;-><init>(Ljava/lang/String;Ljava/lang/String;)V
iput-object v0, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFile:Ljava/io/RandomAccessFile;
.line 48
invoke-virtual {v0}, Ljava/io/RandomAccessFile;->getChannel()Ljava/nio/channels/FileChannel;
move-result-object v0
iput-object v0, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
.line 49
new-instance v0, Ljava/lang/StringBuilder;
invoke-direct {v0}, Ljava/lang/StringBuilder;-><init>()V
:goto_0
iget-object v1, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFile:Ljava/io/RandomAccessFile;
.line 51
invoke-virtual {v1}, Ljava/io/RandomAccessFile;->read()I
move-result v1
const/4 v2, -0x1
if-eq v1, v2, :cond_8
const/16 v2, 0xa
if-ne v1, v2, :cond_7
iget-object p1, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
.line 62
invoke-virtual {p1}, Ljava/nio/channels/FileChannel;->position()J
move-result-wide v1
iput-wide v1, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->videoStart:J
.line 63
invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object p1
const-string v0, "[ ]"
.line 64
invoke-virtual {p1, v0}, Ljava/lang/String;->split(Ljava/lang/String;)[Ljava/lang/String;
move-result-object p1
.line 68
array-length v0, p1
const/4 v1, 0x0
const-string v2, ""
move v3, v1
move v4, v3
move v5, v4
:goto_1
const/4 v6, 0x1
if-ge v3, v0, :cond_3
aget-object v7, p1, v3
.line 69
invoke-virtual {v7, v1}, Ljava/lang/String;->charAt(I)C
move-result v8
const/16 v9, 0x43
if-eq v8, v9, :cond_2
const/16 v9, 0x48
if-eq v8, v9, :cond_1
const/16 v9, 0x57
if-eq v8, v9, :cond_0
goto :goto_2
.line 72
:cond_0
invoke-virtual {v7, v6}, Ljava/lang/String;->substring(I)Ljava/lang/String;
move-result-object v4
invoke-static {v4}, Ljava/lang/Integer;->parseInt(Ljava/lang/String;)I
move-result v4
goto :goto_2
.line 75
:cond_1
invoke-virtual {v7, v6}, Ljava/lang/String;->substring(I)Ljava/lang/String;
move-result-object v5
invoke-static {v5}, Ljava/lang/Integer;->parseInt(Ljava/lang/String;)I
move-result v5
goto :goto_2
.line 78
:cond_2
invoke-virtual {v7, v6}, Ljava/lang/String;->substring(I)Ljava/lang/String;
move-result-object v2
:goto_2
add-int/lit8 v3, v3, 0x1
goto :goto_1
.line 82
:cond_3
new-instance p1, Ljava/lang/StringBuilder;
const-string v0, "Color space: "
invoke-direct {p1, v0}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V
invoke-virtual {p1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object p1
invoke-virtual {p1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object p1
const-string v0, "VideoReaderY4M"
invoke-static {v0, p1}, Lorg/webrtc/Logging;->d(Ljava/lang/String;Ljava/lang/String;)V
const-string p1, "420"
.line 83
invoke-virtual {v2, p1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result p1
if-nez p1, :cond_5
const-string p1, "420mpeg2"
invoke-virtual {v2, p1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result p1
if-eqz p1, :cond_4
goto :goto_3
.line 84
:cond_4
new-instance p0, Ljava/lang/IllegalArgumentException;
const-string p1, "Does not support any other color space than I420 or I420mpeg2"
invoke-direct {p0, p1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
throw p0
.line 87
:cond_5
:goto_3
rem-int/lit8 p1, v4, 0x2
if-eq p1, v6, :cond_6
rem-int/lit8 p1, v5, 0x2
if-eq p1, v6, :cond_6
iput v4, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameWidth:I
iput v5, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameHeight:I
.line 92
new-instance p0, Ljava/lang/StringBuilder;
const-string p1, "frame dim: ("
invoke-direct {p0, p1}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V
invoke-virtual {p0, v4}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;
move-result-object p0
const-string p1, ", "
invoke-virtual {p0, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object p0
invoke-virtual {p0, v5}, Ljava/lang/StringBuilder;->append(I)Ljava/lang/StringBuilder;
move-result-object p0
const-string p1, ")"
invoke-virtual {p0, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object p0
invoke-virtual {p0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object p0
invoke-static {v0, p0}, Lorg/webrtc/Logging;->d(Ljava/lang/String;Ljava/lang/String;)V
return-void
.line 88
:cond_6
new-instance p0, Ljava/lang/IllegalArgumentException;
const-string p1, "Does not support odd width or height"
invoke-direct {p0, p1}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
throw p0
:cond_7
int-to-char v1, v1
.line 60
invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(C)Ljava/lang/StringBuilder;
goto/16 :goto_0
.line 54
:cond_8
new-instance p0, Ljava/lang/RuntimeException;
new-instance v0, Ljava/lang/StringBuilder;
const-string v1, "Found end of file before end of header for file: "
invoke-direct {v0, v1}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V
invoke-virtual {v0, p1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object p1
invoke-virtual {p1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object p1
invoke-direct {p0, p1}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V
throw p0
.end method
# virtual methods
.method public close()V
.locals 2
:try_start_0
iget-object p0, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFile:Ljava/io/RandomAccessFile;
.line 137
invoke-virtual {p0}, Ljava/io/RandomAccessFile;->close()V
:try_end_0
.catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_0
goto :goto_0
:catch_0
move-exception p0
const-string v0, "VideoReaderY4M"
const-string v1, "Problem closing file"
.line 139
invoke-static {v0, v1, p0}, Lorg/webrtc/Logging;->e(Ljava/lang/String;Ljava/lang/String;Ljava/lang/Throwable;)V
:goto_0
return-void
.end method
.method public getNextFrame()Lorg/webrtc/VideoFrame;
.locals 12
const-string v0, "Frames should be delimited by FRAME plus newline, found delimter was: \'"
.line 97
sget-object v1, Ljava/util/concurrent/TimeUnit;->MILLISECONDS:Ljava/util/concurrent/TimeUnit;
invoke-static {}, Landroid/os/SystemClock;->elapsedRealtime()J
move-result-wide v2
invoke-virtual {v1, v2, v3}, Ljava/util/concurrent/TimeUnit;->toNanos(J)J
move-result-wide v1
iget v3, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameWidth:I
iget v4, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameHeight:I
.line 98
invoke-static {v3, v4}, Lorg/webrtc/JavaI420Buffer;->allocate(II)Lorg/webrtc/JavaI420Buffer;
move-result-object v3
.line 99
invoke-virtual {v3}, Lorg/webrtc/JavaI420Buffer;->getDataY()Ljava/nio/ByteBuffer;
move-result-object v4
.line 100
invoke-virtual {v3}, Lorg/webrtc/JavaI420Buffer;->getDataU()Ljava/nio/ByteBuffer;
move-result-object v5
.line 101
invoke-virtual {v3}, Lorg/webrtc/JavaI420Buffer;->getDataV()Ljava/nio/ByteBuffer;
move-result-object v6
iget v7, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameHeight:I
add-int/lit8 v7, v7, 0x1
.line 102
div-int/lit8 v7, v7, 0x2
.line 103
invoke-virtual {v3}, Lorg/webrtc/JavaI420Buffer;->getStrideY()I
.line 104
invoke-virtual {v3}, Lorg/webrtc/JavaI420Buffer;->getStrideU()I
.line 105
invoke-virtual {v3}, Lorg/webrtc/JavaI420Buffer;->getStrideV()I
:try_start_0
sget v7, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->FRAME_DELIMETER_LENGTH:I
.line 108
invoke-static {v7}, Ljava/nio/ByteBuffer;->allocate(I)Ljava/nio/ByteBuffer;
move-result-object v8
iget-object v9, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
.line 109
invoke-virtual {v9, v8}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
move-result v9
if-ge v9, v7, :cond_1
iget-object v9, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
iget-wide v10, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->videoStart:J
.line 111
invoke-virtual {v9, v10, v11}, Ljava/nio/channels/FileChannel;->position(J)Ljava/nio/channels/FileChannel;
iget-object v9, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
.line 112
invoke-virtual {v9, v8}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
move-result v9
if-lt v9, v7, :cond_0
goto :goto_0
.line 113
:cond_0
new-instance p0, Ljava/lang/RuntimeException;
const-string v0, "Error looping video"
invoke-direct {p0, v0}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V
throw p0
.line 116
:cond_1
:goto_0
new-instance v7, Ljava/lang/String;
invoke-virtual {v8}, Ljava/nio/ByteBuffer;->array()[B
move-result-object v8
const-string v9, "US-ASCII"
invoke-static {v9}, Ljava/nio/charset/Charset;->forName(Ljava/lang/String;)Ljava/nio/charset/Charset;
move-result-object v9
invoke-direct {v7, v8, v9}, Ljava/lang/String;-><init>([BLjava/nio/charset/Charset;)V
const-string v8, "FRAME\n"
.line 117
invoke-virtual {v7, v8}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
move-result v8
if-eqz v8, :cond_2
iget-object v0, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
.line 123
invoke-virtual {v0, v4}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
iget-object v0, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
.line 124
invoke-virtual {v0, v5}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
iget-object p0, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
.line 125
invoke-virtual {p0, v6}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
:try_end_0
.catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_0
.line 130
new-instance p0, Lorg/webrtc/VideoFrame;
const/4 v0, 0x0
invoke-direct {p0, v3, v0, v1, v2}, Lorg/webrtc/VideoFrame;-><init>(Lorg/webrtc/VideoFrame$Buffer;IJ)V
return-object p0
.line 118
:cond_2
:try_start_1
new-instance p0, Ljava/lang/RuntimeException;
new-instance v1, Ljava/lang/StringBuilder;
invoke-direct {v1, v0}, Ljava/lang/StringBuilder;-><init>(Ljava/lang/String;)V
invoke-virtual {v1, v7}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v0
const-string v1, "\'"
invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
move-result-object v0
invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
move-result-object v0
invoke-direct {p0, v0}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V
throw p0
:try_end_1
.catch Ljava/io/IOException; {:try_start_1 .. :try_end_1} :catch_0
:catch_0
move-exception p0
.line 127
new-instance v0, Ljava/lang/RuntimeException;
invoke-direct {v0, p0}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/Throwable;)V
throw v0
.end method