Package com.castlabs.sdk.thumbs

Interface ThumbnailProvider

All Known Implementing Classes:

BifThumbnailProvider, JpgThumbnailProvider, VttThumbnailProvider

public interface ThumbnailProvider

Implementations of this interface provide thumbnails for positions in the current track.

Since:

4.0.0

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	ThumbnailProvider.Callback	Because loading Thumbnails is usually an asynchronous process, this callback interface needs to be implemented to receive the results when a thumbnail was requested.

Method Summary

Modifier and Type	Method	Description
void	destroy()	Free up all the resources, meaning this provider will not be used anymore
DownloadableResource[]	getDownloadableResources(String remoteManifestUrl, File basePath, Bundle bundle)	This methods is used to integrate a thumbnail provider with the downloader plugins and implementation can return an array of resources that should be fetched for offline playback.
void	getThumbnail(long positionUs, ThumbnailProvider.Callback callback, int thumbnailIndex)	Load the thumbnail for the given position and return it through the provided callback.
void	setLoadingStrategy(LoadingStrategy loadingStrategy)	Updates the LoadingStrategy of this provider.

Method Detail

getThumbnail

void getThumbnail(long positionUs,
                  ThumbnailProvider.Callback callback,
                  @ThumbnailIndex
                  int thumbnailIndex)

Load the thumbnail for the given position and return it through the provided callback.

Parameters:

positionUs - The position in microseconds

callback - The callback that will be triggered once data are available

thumbnailIndex -

getDownloadableResources

@Nullable
DownloadableResource[] getDownloadableResources(String remoteManifestUrl,
                                                File basePath,
                                                Bundle bundle)

This methods is used to integrate a thumbnail provider with the downloader plugins and implementation can return an array of resources that should be fetched for offline playback.

Parameters:

remoteManifestUrl - The manifest URL of the remote manifest that is the source of this download

basePath - The base folder for this download

bundle - The bundle that was used to start the initiate the download

Returns:

Array of downloadable resources or null

destroy

void destroy()

Free up all the resources, meaning this provider will not be used anymore

setLoadingStrategy

void setLoadingStrategy(@NonNull
                        LoadingStrategy loadingStrategy)

Updates the LoadingStrategy of this provider. If thumbnails are already loading, this might not have an immediate effect.

Parameters:

loadingStrategy - the loading strategy to set