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@UnstableApi
public final class ExportException extends Exception

java.lang.Object
   ↳ kotlin.Throwable
     ↳ java.lang.Exception
       ↳ androidx.media3.transformer.ExportException

Thrown when a non-locally recoverable export failure occurs.

Summary

Nested types
public final class ExportException.CodecInfo

The Codec details.
@Documented
@Retention(value = RetentionPolicy.SOURCE)
@Target(value = ElementType.TYPE_USE)
@IntDef(open = true, value = )
public annotation ExportException.ErrorCode

Error codes that identify causes of Transformer errors.

Constants
static final int

Caused by an audio processing failure.
static final int

Caused by a decoder initialization failure.
static final int

Caused by a failure while trying to decode media samples.
static final int

Caused by trying to decode content whose format is not supported.
static final int

Caused by an encoder initialization failure.
static final int

Caused by a failure while trying to encode media samples.
static final int

Caused by trying to encode content whose format is not supported. *

static final int

Caused by a failed runtime check.
static final int

Caused by an HTTP server returning an unexpected HTTP response status code.
static final int

Caused by the AssetLoader trying to access cleartext HTTP traffic (meaning http:// rather than https://) when the app's Network Security Configuration does not permit it.
static final int

Caused by a non-existent file.
static final int

Caused by a server returning a resource with an invalid "Content-Type" HTTP header value.
static final int

Caused by a network connection failure.
static final int

Caused by a network timeout, meaning the server is taking too long to fulfill a request.
static final int

Caused by lack of permission to perform an IO operation.
static final int

Caused by reading data out of the data bound.
static final int

Caused by an Input/Output error which could not be identified.
static final int

Caused by mismatching formats in MuxerWrapper.
static final int

Caused by a failure while muxing media samples.
static final int

Caused by a timeout while muxing media samples.
static final int

Caused by an error whose cause could not be identified.
static final int

Caused by a video frame processing failure.

Public fields
final @Nullable ExportException.CodecInfo

The CodecInfo for codec related exceptions, or null if the exception is not codec related.
final int

An error code which identifies the cause of the export failure.
final long

The value of elapsedRealtime when this exception was created.

Public methods
static ExportException
createForAssetLoader(Throwable cause, int errorCode)

Creates an instance for an AssetLoader related exception.
static ExportException

Creates an instance for an audio processing related exception.
static ExportException
createForCodec(
    Throwable cause,
    @ExportException.ErrorCode int errorCode,
    ExportException.CodecInfo codecInfo
)

Creates an instance for a Codec related exception.
static ExportException

Creates an instance for an unexpected exception.
boolean

Returns whether the error data associated to this exception equals the error data associated to other.
String

Equivalent to ExportException.getErrorCodeName(this.errorCode).
static String

Returns the name of a given errorCode.

Inherited methods
From java.lang.Throwable
synchronized final void
synchronized Throwable
synchronized Throwable
String
String
StackTraceElement[]
synchronized final Throwable[]
synchronized Throwable
void
void
setStackTrace(StackTraceElement[] stackTrace)
String

Constants

ERROR_CODE_AUDIO_PROCESSING_FAILED

public static final int ERROR_CODE_AUDIO_PROCESSING_FAILED = 6001

Caused by an audio processing failure.

ERROR_CODE_DECODER_INIT_FAILED

public static final int ERROR_CODE_DECODER_INIT_FAILED = 3001

Caused by a decoder initialization failure.

ERROR_CODE_DECODING_FAILED

public static final int ERROR_CODE_DECODING_FAILED = 3002

Caused by a failure while trying to decode media samples.

ERROR_CODE_DECODING_FORMAT_UNSUPPORTED

public static final int ERROR_CODE_DECODING_FORMAT_UNSUPPORTED = 3003

Caused by trying to decode content whose format is not supported.

ERROR_CODE_ENCODER_INIT_FAILED

public static final int ERROR_CODE_ENCODER_INIT_FAILED = 4001

Caused by an encoder initialization failure.

ERROR_CODE_ENCODING_FAILED

public static final int ERROR_CODE_ENCODING_FAILED = 4002

Caused by a failure while trying to encode media samples.

ERROR_CODE_ENCODING_FORMAT_UNSUPPORTED

public static final int ERROR_CODE_ENCODING_FORMAT_UNSUPPORTED = 4003

Caused by trying to encode content whose format is not supported. *

Supported output formats are limited by the encoders available.

ERROR_CODE_FAILED_RUNTIME_CHECK

public static final int ERROR_CODE_FAILED_RUNTIME_CHECK = 1001

Caused by a failed runtime check.

This can happen when transformer reaches an invalid state.

ERROR_CODE_IO_BAD_HTTP_STATUS

public static final int ERROR_CODE_IO_BAD_HTTP_STATUS = 2004

Caused by an HTTP server returning an unexpected HTTP response status code.

ERROR_CODE_IO_CLEARTEXT_NOT_PERMITTED

public static final int ERROR_CODE_IO_CLEARTEXT_NOT_PERMITTED = 2007

Caused by the AssetLoader trying to access cleartext HTTP traffic (meaning http:// rather than https://) when the app's Network Security Configuration does not permit it.

ERROR_CODE_IO_FILE_NOT_FOUND

public static final int ERROR_CODE_IO_FILE_NOT_FOUND = 2005

Caused by a non-existent file.

ERROR_CODE_IO_INVALID_HTTP_CONTENT_TYPE

public static final int ERROR_CODE_IO_INVALID_HTTP_CONTENT_TYPE = 2003

Caused by a server returning a resource with an invalid "Content-Type" HTTP header value.

For example, this can happen when the AssetLoader is expecting a piece of media, but the server returns a paywall HTML page, with content type "text/html".

ERROR_CODE_IO_NETWORK_CONNECTION_FAILED

public static final int ERROR_CODE_IO_NETWORK_CONNECTION_FAILED = 2001

Caused by a network connection failure.

The following is a non-exhaustive list of possible reasons:

  • There is no network connectivity.
  • The URL's domain is misspelled or does not exist.
  • The target host is unreachable.
  • The server unexpectedly closes the connection.

ERROR_CODE_IO_NETWORK_CONNECTION_TIMEOUT

public static final int ERROR_CODE_IO_NETWORK_CONNECTION_TIMEOUT = 2002

Caused by a network timeout, meaning the server is taking too long to fulfill a request.

ERROR_CODE_IO_NO_PERMISSION

public static final int ERROR_CODE_IO_NO_PERMISSION = 2006

Caused by lack of permission to perform an IO operation. For example, lack of permission to access internet or external storage.

ERROR_CODE_IO_READ_POSITION_OUT_OF_RANGE

public static final int ERROR_CODE_IO_READ_POSITION_OUT_OF_RANGE = 2008

Caused by reading data out of the data bound.

ERROR_CODE_IO_UNSPECIFIED

public static final int ERROR_CODE_IO_UNSPECIFIED = 2000

Caused by an Input/Output error which could not be identified.

ERROR_CODE_MUXING_APPEND

public static final int ERROR_CODE_MUXING_APPEND = 7003

Caused by mismatching formats in MuxerWrapper.

See also
MuxerWrapper.AppendTrackFormatException

ERROR_CODE_MUXING_FAILED

public static final int ERROR_CODE_MUXING_FAILED = 7001

Caused by a failure while muxing media samples.

ERROR_CODE_MUXING_TIMEOUT

public static final int ERROR_CODE_MUXING_TIMEOUT = 7002

Caused by a timeout while muxing media samples.

See also
setMaxDelayBetweenMuxerSamplesMs

ERROR_CODE_UNSPECIFIED

public static final int ERROR_CODE_UNSPECIFIED = 1000

Caused by an error whose cause could not be identified.

ERROR_CODE_VIDEO_FRAME_PROCESSING_FAILED

public static final int ERROR_CODE_VIDEO_FRAME_PROCESSING_FAILED = 5001

Caused by a video frame processing failure.

Public fields

codecInfo

public final @Nullable ExportException.CodecInfo codecInfo

The CodecInfo for codec related exceptions, or null if the exception is not codec related.

errorCode

@ExportException.ErrorCode
public final int errorCode

An error code which identifies the cause of the export failure.

timestampMs

public final long timestampMs

The value of elapsedRealtime when this exception was created.

Public methods

createForAssetLoader

public static ExportException createForAssetLoader(Throwable cause, int errorCode)

Creates an instance for an AssetLoader related exception.

Parameters
Throwable cause

The cause of the failure.
int errorCode

See errorCode.
Returns
ExportException

The created instance.

createForAudioProcessing

public static ExportException createForAudioProcessing(
    AudioProcessor.UnhandledAudioFormatException exception,
    String details
)

Creates an instance for an audio processing related exception.

Parameters
AudioProcessor.UnhandledAudioFormatException exception

The cause of the failure.
String details

The details associated with this exception.
Returns
ExportException

The created instance.

createForCodec

public static ExportException createForCodec(
    Throwable cause,
    @ExportException.ErrorCode int errorCode,
    ExportException.CodecInfo codecInfo
)

Creates an instance for a Codec related exception.

Parameters
Throwable cause

The cause of the failure.
@ExportException.ErrorCode int errorCode

See errorCode.
ExportException.CodecInfo codecInfo

The CodecInfo.
Returns
ExportException

The created instance.

createForUnexpected

public static ExportException createForUnexpected(Throwable cause)

Creates an instance for an unexpected exception.

If the exception is a runtime exception, error code ERROR_CODE_FAILED_RUNTIME_CHECK is used. Otherwise, the created instance has error code ERROR_CODE_UNSPECIFIED.

Parameters
Throwable cause

The cause of the failure.
Returns
ExportException

The created instance.

errorInfoEquals

public boolean errorInfoEquals(@Nullable ExportException other)

Returns whether the error data associated to this exception equals the error data associated to other.

Note that this method does not compare the exceptions' stack traces.

getErrorCodeName

public String getErrorCodeName()

Equivalent to ExportException.getErrorCodeName(this.errorCode).

getErrorCodeName

public static String getErrorCodeName(@ExportException.ErrorCode int errorCode)

Returns the name of a given errorCode.
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