java.lang.Object
- com.google.android.exoplayer2.upstream.CmcdHeadersFactory

```
@Deprecated
public final class CmcdHeadersFactory
extends Object
```
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.

This class serves as a factory for generating Common Media Client Data (CMCD) HTTP request headers in adaptive streaming formats, DASH, HLS, and SmoothStreaming.
It encapsulates the necessary attributes and information relevant to media content playback, following the guidelines specified in the CMCD standard document CTA-5004.

Nested Class Summary

Nested Classes
Modifier and Type	Class	Description
`static interface`	`CmcdHeadersFactory.ObjectType`	Deprecated. Indicates the media type of current object being requested.
`static interface`	`CmcdHeadersFactory.StreamingFormat`	Deprecated. Indicates the streaming format used for media content.
`static interface`	`CmcdHeadersFactory.StreamType`	Deprecated. Indicates the type of streaming for media content.

Field Summary

Fields
Modifier and Type	Field	Description
`static String`	`OBJECT_TYPE_AUDIO_ONLY`	Deprecated. Represents the object type for audio-only content in a media container.
`static String`	`OBJECT_TYPE_INIT_SEGMENT`	Deprecated. Represents the object type for an initialization segment in a media container.
`static String`	`OBJECT_TYPE_MUXED_AUDIO_AND_VIDEO`	Deprecated. Represents the object type for muxed audio and video content in a media container.
`static String`	`OBJECT_TYPE_VIDEO_ONLY`	Deprecated. Represents the object type for video-only content in a media container.
`static String`	`STREAM_TYPE_LIVE`	Deprecated. Represents the Live Streaming stream type.
`static String`	`STREAM_TYPE_VOD`	Deprecated. Represents the Video on Demand (VOD) stream type.
`static String`	`STREAMING_FORMAT_DASH`	Deprecated. Represents the Dynamic Adaptive Streaming over HTTP (DASH) format.
`static String`	`STREAMING_FORMAT_HLS`	Deprecated. Represents the HTTP Live Streaming (HLS) format.
`static String`	`STREAMING_FORMAT_SS`	Deprecated. Represents the Smooth Streaming (SS) format.

Constructor Summary

Constructors
Constructor	Description
`CmcdHeadersFactory(CmcdConfiguration cmcdConfiguration, ExoTrackSelection trackSelection, long bufferedDurationUs, @StreamingFormat String streamingFormat, boolean isLive)`	Deprecated. Creates an instance.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods Deprecated Methods
Modifier and Type	Method	Description
`ImmutableMap<@HeaderKey String,String>`	`createHttpRequestHeaders()`	Deprecated. Creates and returns a new `ImmutableMap` containing the CMCD HTTP request headers.
`static @ObjectType String`	`getObjectType(ExoTrackSelection trackSelection)`	Deprecated. Retrieves the object type value from the given `ExoTrackSelection`.
`CmcdHeadersFactory`	`setChunkDurationUs(long chunkDurationUs)`	Deprecated. Sets the duration of current media chunk being requested, in microseconds.
`CmcdHeadersFactory`	`setObjectType(@ObjectType String objectType)`	Deprecated. Sets the object type of the current object being requested.

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - STREAMING_FORMAT_DASH
```
public static final String STREAMING_FORMAT_DASH
```
    Deprecated.
    
    Represents the Dynamic Adaptive Streaming over HTTP (DASH) format.
    
    See Also:
    
    Constant Field Values
  - STREAMING_FORMAT_HLS
```
public static final String STREAMING_FORMAT_HLS
```
    Deprecated.
    
    Represents the HTTP Live Streaming (HLS) format.
    
    See Also:
    
    Constant Field Values
  - STREAMING_FORMAT_SS
```
public static final String STREAMING_FORMAT_SS
```
    Deprecated.
    
    Represents the Smooth Streaming (SS) format.
    
    See Also:
    
    Constant Field Values
  - STREAM_TYPE_VOD
```
public static final String STREAM_TYPE_VOD
```
    Deprecated.
    
    Represents the Video on Demand (VOD) stream type.
    
    See Also:
    
    Constant Field Values
  - STREAM_TYPE_LIVE
```
public static final String STREAM_TYPE_LIVE
```
    Deprecated.
    
    Represents the Live Streaming stream type.
    
    See Also:
    
    Constant Field Values
  - OBJECT_TYPE_INIT_SEGMENT
```
public static final String OBJECT_TYPE_INIT_SEGMENT
```
    Deprecated.
    
    Represents the object type for an initialization segment in a media container.
    
    See Also:
    
    Constant Field Values
  - OBJECT_TYPE_AUDIO_ONLY
```
public static final String OBJECT_TYPE_AUDIO_ONLY
```
    Deprecated.
    
    Represents the object type for audio-only content in a media container.
    
    See Also:
    
    Constant Field Values
  - OBJECT_TYPE_VIDEO_ONLY
```
public static final String OBJECT_TYPE_VIDEO_ONLY
```
    Deprecated.
    
    Represents the object type for video-only content in a media container.
    
    See Also:
    
    Constant Field Values
  - OBJECT_TYPE_MUXED_AUDIO_AND_VIDEO
```
public static final String OBJECT_TYPE_MUXED_AUDIO_AND_VIDEO
```
    Deprecated.
    
    Represents the object type for muxed audio and video content in a media container.
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - CmcdHeadersFactory
```
public CmcdHeadersFactory(CmcdConfiguration cmcdConfiguration,
                          ExoTrackSelection trackSelection,
                          long bufferedDurationUs,
                          @StreamingFormat String streamingFormat,
                          boolean isLive)
```
    Deprecated.
    
    Creates an instance.
    
    Parameters:
    
    cmcdConfiguration - The CmcdConfiguration for this chunk source.
    
    trackSelection - The track selection.
    
    bufferedDurationUs - The duration of media currently buffered from the current playback position, in microseconds.
    
    streamingFormat - The streaming format of the media content. Must be one of the allowed streaming formats specified by the CmcdHeadersFactory.StreamingFormat annotation.
    
    isLive - true if the media content is being streamed live, false otherwise.
    
    Throws:
    
    IllegalArgumentException - If bufferedDurationUs is negative.
- Method Detail
  - getObjectType
```
@Nullable
public static @ObjectType String getObjectType(ExoTrackSelection trackSelection)
```
    Deprecated.
    
    Retrieves the object type value from the given ExoTrackSelection.
    
    Parameters:
    
    trackSelection - The ExoTrackSelection from which to retrieve the object type.
    
    Returns:
    
    The object type value as a String if C.TrackType can be mapped to one of the object types specified by CmcdHeadersFactory.ObjectType annotation, or null.
    
    Throws:
    
    IllegalArgumentException - if the provided ExoTrackSelection is null.
  - setChunkDurationUs
```
@CanIgnoreReturnValue
public CmcdHeadersFactory setChunkDurationUs(long chunkDurationUs)
```
    Deprecated.
    
    Sets the duration of current media chunk being requested, in microseconds. The default value is C.TIME_UNSET.
    
    Throws:
    
    IllegalArgumentException - If chunkDurationUs is negative.
  - setObjectType
```
@CanIgnoreReturnValue
public CmcdHeadersFactory setObjectType(@Nullable
                                        @ObjectType String objectType)
```
    Deprecated.
    
    Sets the object type of the current object being requested. Must be one of the allowed object types specified by the CmcdHeadersFactory.ObjectType annotation.
    Default is null.
  - createHttpRequestHeaders
```
public ImmutableMap<@HeaderKey String,String> createHttpRequestHeaders()
```
    Deprecated.
    
    Creates and returns a new ImmutableMap containing the CMCD HTTP request headers.

Class CmcdHeadersFactory

Nested Class Summary

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

STREAMING_FORMAT_DASH

STREAMING_FORMAT_HLS

STREAMING_FORMAT_SS

STREAM_TYPE_VOD

STREAM_TYPE_LIVE

OBJECT_TYPE_INIT_SEGMENT

OBJECT_TYPE_AUDIO_ONLY

OBJECT_TYPE_VIDEO_ONLY

OBJECT_TYPE_MUXED_AUDIO_AND_VIDEO

Constructor Detail

CmcdHeadersFactory

Method Detail

getObjectType

setChunkDurationUs

setObjectType

createHttpRequestHeaders