Class AmrExtractor
- java.lang.Object
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- com.google.android.exoplayer2.extractor.amr.AmrExtractor
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- All Implemented Interfaces:
Extractor
@Deprecated public final class AmrExtractor extends Object implements Extractor
Deprecated.com.google.android.exoplayer2 is deprecated. Please migrate to androidx.media3 (which contains the same ExoPlayer code). See the migration guide for more details, including a script to help with the migration.Extracts data from the AMR containers format (either AMR or AMR-WB). This follows RFC-4867, section 5.This extractor only supports single-channel AMR container formats.
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Nested Class Summary
Nested Classes Modifier and Type Class Description static interfaceAmrExtractor.FlagsDeprecated.Flags controlling the behavior of the extractor.-
Nested classes/interfaces inherited from interface com.google.android.exoplayer2.extractor.Extractor
Extractor.ReadResult
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Field Summary
Fields Modifier and Type Field Description static ExtractorsFactoryFACTORYDeprecated.Factory forAmrExtractorinstances.static intFLAG_ENABLE_CONSTANT_BITRATE_SEEKINGDeprecated.Flag to force enable seeking using a constant bitrate assumption in cases where seeking would otherwise not be possible.static intFLAG_ENABLE_CONSTANT_BITRATE_SEEKING_ALWAYSDeprecated.LikeFLAG_ENABLE_CONSTANT_BITRATE_SEEKING, except that seeking is also enabled in cases where the content length (and hence the duration of the media) is unknown.-
Fields inherited from interface com.google.android.exoplayer2.extractor.Extractor
RESULT_CONTINUE, RESULT_END_OF_INPUT, RESULT_SEEK
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Constructor Summary
Constructors Constructor Description AmrExtractor()Deprecated.AmrExtractor(@com.google.android.exoplayer2.extractor.amr.AmrExtractor.Flags int flags)Deprecated.
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Method Summary
All Methods Instance Methods Concrete Methods Deprecated Methods Modifier and Type Method Description voidinit(ExtractorOutput output)Deprecated.Initializes the extractor with anExtractorOutput.intread(ExtractorInput input, PositionHolder seekPosition)Deprecated.Extracts data read from a providedExtractorInput.voidrelease()Deprecated.Releases all kept resources.voidseek(long position, long timeUs)Deprecated.Notifies the extractor that a seek has occurred.booleansniff(ExtractorInput input)Deprecated.Returns whether this extractor can extract samples from theExtractorInput, which must provide data from the start of the stream.
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Field Detail
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FACTORY
public static final ExtractorsFactory FACTORY
Deprecated.Factory forAmrExtractorinstances.
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FLAG_ENABLE_CONSTANT_BITRATE_SEEKING
public static final int FLAG_ENABLE_CONSTANT_BITRATE_SEEKING
Deprecated.Flag to force enable seeking using a constant bitrate assumption in cases where seeking would otherwise not be possible.- See Also:
- Constant Field Values
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FLAG_ENABLE_CONSTANT_BITRATE_SEEKING_ALWAYS
public static final int FLAG_ENABLE_CONSTANT_BITRATE_SEEKING_ALWAYS
Deprecated.LikeFLAG_ENABLE_CONSTANT_BITRATE_SEEKING, except that seeking is also enabled in cases where the content length (and hence the duration of the media) is unknown. Application code should ensure that requested seek positions are valid when using this flag, or be ready to handle playback failures reported throughPlayer.Listener.onPlayerError(com.google.android.exoplayer2.PlaybackException)withPlaybackException.errorCodeset toPlaybackException.ERROR_CODE_IO_READ_POSITION_OUT_OF_RANGE.If this flag is set, then the behavior enabled by
FLAG_ENABLE_CONSTANT_BITRATE_SEEKINGis implicitly enabled as well.- See Also:
- Constant Field Values
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Method Detail
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sniff
public boolean sniff(ExtractorInput input) throws IOException
Deprecated.Description copied from interface:ExtractorReturns whether this extractor can extract samples from theExtractorInput, which must provide data from the start of the stream.If
trueis returned, theinput's reading position may have been modified. Otherwise, only its peek position may have been modified.- Specified by:
sniffin interfaceExtractor- Parameters:
input- TheExtractorInputfrom which data should be peeked/read.- Returns:
- Whether this extractor can read the provided input.
- Throws:
IOException- If an error occurred reading from the input.
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init
public void init(ExtractorOutput output)
Deprecated.Description copied from interface:ExtractorInitializes the extractor with anExtractorOutput. Called at most once.- Specified by:
initin interfaceExtractor- Parameters:
output- AnExtractorOutputto receive extracted data.
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read
public int read(ExtractorInput input, PositionHolder seekPosition) throws IOException
Deprecated.Description copied from interface:ExtractorExtracts data read from a providedExtractorInput. Must not be called beforeExtractor.init(ExtractorOutput).A single call to this method will block until some progress has been made, but will not block for longer than this. Hence each call will consume only a small amount of input data.
In the common case,
Extractor.RESULT_CONTINUEis returned to indicate that theExtractorInputpassed to the next read is required to provide data continuing from the position in the stream reached by the returning call. If the extractor requires data to be provided from a different position, then that position is set inseekPositionandExtractor.RESULT_SEEKis returned. If the extractor reached the end of the data provided by theExtractorInput, thenExtractor.RESULT_END_OF_INPUTis returned.When this method throws an
IOException, extraction may continue by providing anExtractorInputwith an unchangedread positionto a subsequent call to this method.- Specified by:
readin interfaceExtractor- Parameters:
input- TheExtractorInputfrom which data should be read.seekPosition- IfExtractor.RESULT_SEEKis returned, this holder is updated to hold the position of the required data.- Returns:
- One of the
RESULT_values defined in this interface. - Throws:
IOException- If an error occurred reading from or parsing the input.
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seek
public void seek(long position, long timeUs)Deprecated.Description copied from interface:ExtractorNotifies the extractor that a seek has occurred.Following a call to this method, the
ExtractorInputpassed to the next invocation ofExtractor.read(ExtractorInput, PositionHolder)is required to provide data starting frompositionin the stream. Valid random access positions are the start of the stream and positions that can be obtained from anySeekMappassed to theExtractorOutput.
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