আপনার অ্যাপে স্পেশিয়াল ভিডিও যোগ করা

val stereoSurfaceEntity = SurfaceEntity.create(
    session = xrSession,
    stereoMode = SurfaceEntity.StereoMode.SIDE_BY_SIDE,
    pose = Pose(Vector3(0.0f, 0.0f, -1.5f)),
    shape = SurfaceEntity.Shape.Quad(FloatSize2d(1.0f, 1.0f))
)
val videoUri = Uri.Builder()
    .scheme(ContentResolver.SCHEME_ANDROID_RESOURCE)
    .path("sbs_video.mp4")
    .build()
val mediaItem = MediaItem.fromUri(videoUri)

val exoPlayer = ExoPlayer.Builder(this).build()
exoPlayer.setVideoSurface(stereoSurfaceEntity.getSurface())
exoPlayer.setMediaItem(mediaItem)
exoPlayer.prepare()
exoPlayer.play()
SpatialVideo.kt

// Create the SurfaceEntity with the StereoMode corresponding to the MV-HEVC content
val stereoSurfaceEntity = SurfaceEntity.create(
    session = xrSession,
    stereoMode = SurfaceEntity.StereoMode.MULTIVIEW_LEFT_PRIMARY,
    pose = Pose(Vector3(0.0f, 0.0f, -1.5f)),
    shape = SurfaceEntity.Shape.Quad(FloatSize2d(1.0f, 1.0f))
)
val videoUri = Uri.Builder()
    .scheme(ContentResolver.SCHEME_ANDROID_RESOURCE)
    .path("mvhevc_video.mp4")
    .build()
val mediaItem = MediaItem.fromUri(videoUri)

val exoPlayer = ExoPlayer.Builder(this).build()
exoPlayer.setVideoSurface(stereoSurfaceEntity.getSurface())
exoPlayer.setMediaItem(mediaItem)
exoPlayer.prepare()
exoPlayer.play()
SpatialVideo.kt

// Create a SurfaceEntity with DRM content

// Define the URI for your DRM-protected content and license server.
val videoUri = "https://your-content-provider.com/video.mpd"
val drmLicenseUrl = "https://your-license-server.com/license"

// Create the SurfaceEntity with the PROTECTED content security level.
val protectedSurfaceEntity = SurfaceEntity.create(
    session = xrSession,
    stereoMode = SurfaceEntity.StereoMode.SIDE_BY_SIDE,
    pose = Pose(Vector3(0.0f, 0.0f, -1.5f)),
    shape = SurfaceEntity.Shape.Quad(FloatSize2d(1.0f, 1.0f)),
    surfaceProtection = SurfaceEntity.SurfaceProtection.PROTECTED
)

// Build a MediaItem with the necessary DRM configuration.
val mediaItem = MediaItem.Builder()
    .setUri(videoUri)
    .setDrmConfiguration(
        MediaItem.DrmConfiguration.Builder(C.WIDEVINE_UUID)
            .setLicenseUri(drmLicenseUrl)
            .build()
    )
    .build()

// Initialize ExoPlayer and set the protected surface.
val exoPlayer = ExoPlayer.Builder(this).build()
exoPlayer.setVideoSurface(protectedSurfaceEntity.getSurface())

// Set the media item and start playback.
exoPlayer.setMediaItem(mediaItem)
exoPlayer.prepare()
exoPlayer.play()
SpatialVideo.kt

val devicePose = ArDevice.getInstance(xrSession).state.value.devicePose
val activitySpacePose = xrSession.scene.perceptionSpace.transformPoseTo(devicePose, xrSession.scene.activitySpace)

// Set up the surface for playing a 180° video on a hemisphere.
val hemisphereStereoSurfaceEntity =
    SurfaceEntity.create(
        session = xrSession,
        stereoMode = SurfaceEntity.StereoMode.SIDE_BY_SIDE,
        pose = activitySpacePose,
        shape = SurfaceEntity.Shape.Hemisphere(1.0f),
    )
// ... and use the surface for playing the media.
SpatialVideo.kt

val devicePose = ArDevice.getInstance(xrSession).state.value.devicePose
val activitySpacePose = xrSession.scene.perceptionSpace.transformPoseTo(devicePose, xrSession.scene.activitySpace)
// Set up the surface for playing a 360° video on a sphere.
val sphereStereoSurfaceEntity =
    SurfaceEntity.create(
        session = xrSession,
        stereoMode = SurfaceEntity.StereoMode.TOP_BOTTOM,
        pose = activitySpacePose,
        shape = SurfaceEntity.Shape.Sphere(1.0f),
    )
// ... and use the surface for playing the media.
SpatialVideo.kt

// Create a SurfaceEntity.
val surfaceEntity = SurfaceEntity.create(
    session = xrSession,
    pose = Pose(Vector3(0.0f, 0.0f, -1.5f))
)

// Feather the edges of the surface.
surfaceEntity.edgeFeatheringParams =
    SurfaceEntity.EdgeFeatheringParams.RectangleFeather(0.1f, 0.1f)
SpatialVideo.kt

// Create a SurfaceEntity.
val surfaceEntity = SurfaceEntity.create(
    session = xrSession,
    pose = Pose(Vector3(0.0f, 0.0f, -1.5f))
)

// Load the texture in a coroutine scope.
activity.lifecycleScope.launch {
    val alphaMaskTexture =
        Texture.create(
            xrSession,
            Paths.get("textures", "alpha_mask.png"),
        )

    // Apply the alpha mask.
    surfaceEntity.primaryAlphaMaskTexture = alphaMaskTexture

    // To remove the mask, set the property to null.
    surfaceEntity.primaryAlphaMaskTexture = null
}
SpatialVideo.kt