474 lines
12 KiB
Smali
474 lines
12 KiB
Smali
.class public Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;
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.super Ljava/lang/Object;
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.source "FileVideoCapturer.java"
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# interfaces
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.implements Lorg/webrtc/FileVideoCapturer$VideoReader;
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# annotations
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.annotation system Ldalvik/annotation/EnclosingClass;
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value = Lorg/webrtc/FileVideoCapturer;
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.end annotation
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.annotation system Ldalvik/annotation/InnerClass;
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accessFlags = 0x9
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name = "VideoReaderY4M"
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.end annotation
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# static fields
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.field public static final FRAME_DELIMETER_LENGTH:I = 0x6
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.field public static final TAG:Ljava/lang/String; = "VideoReaderY4M"
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.field public static final Y4M_FRAME_DELIMETER:Ljava/lang/String; = "FRAME"
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# instance fields
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.field public final frameHeight:I
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.field public final frameWidth:I
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.field public final mediaFile:Ljava/io/RandomAccessFile;
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.field public final mediaFileChannel:Ljava/nio/channels/FileChannel;
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.field public final videoStart:J
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# direct methods
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.method public constructor <init>(Ljava/lang/String;)V
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.locals 10
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.annotation system Ldalvik/annotation/Throws;
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value = {
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Ljava/io/IOException;
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}
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.end annotation
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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new-instance v0, Ljava/io/RandomAccessFile;
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const-string v1, "r"
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invoke-direct {v0, p1, v1}, Ljava/io/RandomAccessFile;-><init>(Ljava/lang/String;Ljava/lang/String;)V
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iput-object v0, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFile:Ljava/io/RandomAccessFile;
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invoke-virtual {v0}, Ljava/io/RandomAccessFile;->getChannel()Ljava/nio/channels/FileChannel;
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move-result-object v0
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iput-object v0, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
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new-instance v0, Ljava/lang/StringBuilder;
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invoke-direct {v0}, Ljava/lang/StringBuilder;-><init>()V
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:goto_0
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iget-object v1, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFile:Ljava/io/RandomAccessFile;
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invoke-virtual {v1}, Ljava/io/RandomAccessFile;->read()I
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move-result v1
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const/4 v2, -0x1
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if-eq v1, v2, :cond_8
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const/16 v2, 0xa
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if-ne v1, v2, :cond_7
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iget-object p1, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
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invoke-virtual {p1}, Ljava/nio/channels/FileChannel;->position()J
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move-result-wide v1
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iput-wide v1, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->videoStart:J
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invoke-virtual {v0}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object p1
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const-string v0, "[ ]"
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invoke-virtual {p1, v0}, Ljava/lang/String;->split(Ljava/lang/String;)[Ljava/lang/String;
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move-result-object p1
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array-length v0, p1
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const/4 v1, 0x0
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const-string v2, ""
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const/4 v3, 0x0
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const/4 v4, 0x0
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const/4 v5, 0x0
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:goto_1
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const/4 v6, 0x1
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if-ge v3, v0, :cond_3
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aget-object v7, p1, v3
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invoke-virtual {v7, v1}, Ljava/lang/String;->charAt(I)C
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move-result v8
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const/16 v9, 0x43
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if-eq v8, v9, :cond_2
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const/16 v9, 0x48
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if-eq v8, v9, :cond_1
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const/16 v9, 0x57
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if-eq v8, v9, :cond_0
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goto :goto_2
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:cond_0
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invoke-virtual {v7, v6}, Ljava/lang/String;->substring(I)Ljava/lang/String;
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move-result-object v4
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invoke-static {v4}, Ljava/lang/Integer;->parseInt(Ljava/lang/String;)I
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move-result v4
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goto :goto_2
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:cond_1
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invoke-virtual {v7, v6}, Ljava/lang/String;->substring(I)Ljava/lang/String;
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move-result-object v5
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invoke-static {v5}, Ljava/lang/Integer;->parseInt(Ljava/lang/String;)I
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move-result v5
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goto :goto_2
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:cond_2
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invoke-virtual {v7, v6}, Ljava/lang/String;->substring(I)Ljava/lang/String;
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move-result-object v2
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:goto_2
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add-int/lit8 v3, v3, 0x1
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goto :goto_1
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:cond_3
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new-instance p1, Ljava/lang/StringBuilder;
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invoke-direct {p1}, Ljava/lang/StringBuilder;-><init>()V
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const-string v0, "Color space: "
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invoke-virtual {p1, v0}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {p1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {p1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object p1
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const-string v0, "VideoReaderY4M"
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invoke-static {v0, p1}, Lorg/webrtc/Logging;->d(Ljava/lang/String;Ljava/lang/String;)V
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const-string p1, "420"
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invoke-virtual {v2, p1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
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move-result p1
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if-nez p1, :cond_5
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const-string p1, "420mpeg2"
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invoke-virtual {v2, p1}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
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move-result p1
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if-eqz p1, :cond_4
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goto :goto_3
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:cond_4
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new-instance p1, Ljava/lang/IllegalArgumentException;
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const-string v0, "Does not support any other color space than I420 or I420mpeg2"
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invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
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throw p1
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:cond_5
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:goto_3
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rem-int/lit8 p1, v4, 0x2
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if-eq p1, v6, :cond_6
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rem-int/lit8 p1, v5, 0x2
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if-eq p1, v6, :cond_6
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iput v4, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameWidth:I
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iput v5, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameHeight:I
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const-string p1, "frame dim: ("
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const-string v1, ", "
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const-string v2, ")"
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invoke-static {p1, v4, v1, v5, v2}, Lf/e/c/a/a;->l(Ljava/lang/String;ILjava/lang/String;ILjava/lang/String;)Ljava/lang/String;
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move-result-object p1
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invoke-static {v0, p1}, Lorg/webrtc/Logging;->d(Ljava/lang/String;Ljava/lang/String;)V
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return-void
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:cond_6
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new-instance p1, Ljava/lang/IllegalArgumentException;
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const-string v0, "Does not support odd width or height"
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invoke-direct {p1, v0}, Ljava/lang/IllegalArgumentException;-><init>(Ljava/lang/String;)V
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throw p1
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:cond_7
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int-to-char v1, v1
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invoke-virtual {v0, v1}, Ljava/lang/StringBuilder;->append(C)Ljava/lang/StringBuilder;
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goto/16 :goto_0
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:cond_8
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new-instance v0, Ljava/lang/RuntimeException;
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const-string v1, "Found end of file before end of header for file: "
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invoke-static {v1, p1}, Lf/e/c/a/a;->q(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
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move-result-object p1
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invoke-direct {v0, p1}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V
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throw v0
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.end method
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# virtual methods
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.method public close()V
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.locals 3
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:try_start_0
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iget-object v0, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFile:Ljava/io/RandomAccessFile;
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invoke-virtual {v0}, Ljava/io/RandomAccessFile;->close()V
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:try_end_0
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.catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_0
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goto :goto_0
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:catch_0
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move-exception v0
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const-string v1, "VideoReaderY4M"
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const-string v2, "Problem closing file"
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invoke-static {v1, v2, v0}, Lorg/webrtc/Logging;->e(Ljava/lang/String;Ljava/lang/String;Ljava/lang/Throwable;)V
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:goto_0
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return-void
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.end method
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.method public getNextFrame()Lorg/webrtc/VideoFrame;
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.locals 10
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sget-object v0, Ljava/util/concurrent/TimeUnit;->MILLISECONDS:Ljava/util/concurrent/TimeUnit;
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invoke-static {}, Landroid/os/SystemClock;->elapsedRealtime()J
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move-result-wide v1
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invoke-virtual {v0, v1, v2}, Ljava/util/concurrent/TimeUnit;->toNanos(J)J
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move-result-wide v0
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iget v2, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameWidth:I
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iget v3, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameHeight:I
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invoke-static {v2, v3}, Lorg/webrtc/JavaI420Buffer;->allocate(II)Lorg/webrtc/JavaI420Buffer;
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move-result-object v2
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invoke-virtual {v2}, Lorg/webrtc/JavaI420Buffer;->getDataY()Ljava/nio/ByteBuffer;
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move-result-object v3
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invoke-virtual {v2}, Lorg/webrtc/JavaI420Buffer;->getDataU()Ljava/nio/ByteBuffer;
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move-result-object v4
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invoke-virtual {v2}, Lorg/webrtc/JavaI420Buffer;->getDataV()Ljava/nio/ByteBuffer;
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move-result-object v5
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iget v6, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->frameHeight:I
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add-int/lit8 v6, v6, 0x1
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div-int/lit8 v6, v6, 0x2
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invoke-virtual {v2}, Lorg/webrtc/JavaI420Buffer;->getStrideY()I
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invoke-virtual {v2}, Lorg/webrtc/JavaI420Buffer;->getStrideU()I
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invoke-virtual {v2}, Lorg/webrtc/JavaI420Buffer;->getStrideV()I
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:try_start_0
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sget v6, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->FRAME_DELIMETER_LENGTH:I
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invoke-static {v6}, Ljava/nio/ByteBuffer;->allocate(I)Ljava/nio/ByteBuffer;
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move-result-object v6
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iget-object v7, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
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invoke-virtual {v7, v6}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
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move-result v7
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sget v8, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->FRAME_DELIMETER_LENGTH:I
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if-ge v7, v8, :cond_1
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iget-object v7, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
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iget-wide v8, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->videoStart:J
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invoke-virtual {v7, v8, v9}, Ljava/nio/channels/FileChannel;->position(J)Ljava/nio/channels/FileChannel;
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iget-object v7, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
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invoke-virtual {v7, v6}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
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move-result v7
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sget v8, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->FRAME_DELIMETER_LENGTH:I
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if-lt v7, v8, :cond_0
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goto :goto_0
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:cond_0
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new-instance v0, Ljava/lang/RuntimeException;
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const-string v1, "Error looping video"
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invoke-direct {v0, v1}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V
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throw v0
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:cond_1
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:goto_0
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new-instance v7, Ljava/lang/String;
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invoke-virtual {v6}, Ljava/nio/ByteBuffer;->array()[B
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move-result-object v6
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const-string v8, "US-ASCII"
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invoke-static {v8}, Ljava/nio/charset/Charset;->forName(Ljava/lang/String;)Ljava/nio/charset/Charset;
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move-result-object v8
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invoke-direct {v7, v6, v8}, Ljava/lang/String;-><init>([BLjava/nio/charset/Charset;)V
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const-string v6, "FRAME\n"
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invoke-virtual {v7, v6}, Ljava/lang/String;->equals(Ljava/lang/Object;)Z
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move-result v6
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if-eqz v6, :cond_2
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iget-object v6, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
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invoke-virtual {v6, v3}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
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iget-object v3, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
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invoke-virtual {v3, v4}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
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iget-object v3, p0, Lorg/webrtc/FileVideoCapturer$VideoReaderY4M;->mediaFileChannel:Ljava/nio/channels/FileChannel;
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invoke-virtual {v3, v5}, Ljava/nio/channels/FileChannel;->read(Ljava/nio/ByteBuffer;)I
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:try_end_0
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.catch Ljava/io/IOException; {:try_start_0 .. :try_end_0} :catch_0
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new-instance v3, Lorg/webrtc/VideoFrame;
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const/4 v4, 0x0
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invoke-direct {v3, v2, v4, v0, v1}, Lorg/webrtc/VideoFrame;-><init>(Lorg/webrtc/VideoFrame$Buffer;IJ)V
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return-object v3
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:cond_2
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:try_start_1
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new-instance v0, Ljava/lang/RuntimeException;
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new-instance v1, Ljava/lang/StringBuilder;
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invoke-direct {v1}, Ljava/lang/StringBuilder;-><init>()V
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const-string v2, "Frames should be delimited by FRAME plus newline, found delimter was: \'"
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invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1, v7}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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const-string v2, "\'"
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invoke-virtual {v1, v2}, Ljava/lang/StringBuilder;->append(Ljava/lang/String;)Ljava/lang/StringBuilder;
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invoke-virtual {v1}, Ljava/lang/StringBuilder;->toString()Ljava/lang/String;
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move-result-object v1
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invoke-direct {v0, v1}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/String;)V
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throw v0
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:try_end_1
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.catch Ljava/io/IOException; {:try_start_1 .. :try_end_1} :catch_0
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:catch_0
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move-exception v0
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new-instance v1, Ljava/lang/RuntimeException;
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invoke-direct {v1, v0}, Ljava/lang/RuntimeException;-><init>(Ljava/lang/Throwable;)V
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throw v1
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.end method
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