feat(exoplayerview): Migrate ExoPlayerView to kotlin (#4038)

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HyunWoo Lee (Nunu Lee) 2024-10-11 16:08:13 +09:00 committed by GitHub
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commit 78f4f0480d
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2 changed files with 355 additions and 334 deletions

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@ -1,334 +0,0 @@
package com.brentvatne.exoplayer;
import android.annotation.SuppressLint;
import android.content.Context;
import androidx.annotation.NonNull;
import androidx.core.content.ContextCompat;
import androidx.media3.common.AdViewProvider;
import androidx.media3.common.C;
import androidx.media3.common.Format;
import androidx.media3.common.Player;
import androidx.media3.common.Tracks;
import androidx.media3.common.VideoSize;
import androidx.media3.common.text.Cue;
import androidx.media3.common.util.Assertions;
import androidx.media3.exoplayer.ExoPlayer;
import androidx.media3.ui.SubtitleView;
import android.util.TypedValue;
import android.view.Gravity;
import android.view.SurfaceView;
import android.view.TextureView;
import android.view.View;
import android.view.ViewGroup;
import android.widget.FrameLayout;
import com.brentvatne.common.api.ResizeMode;
import com.brentvatne.common.api.SubtitleStyle;
import com.brentvatne.common.api.ViewType;
import com.brentvatne.common.toolbox.DebugLog;
import com.google.common.collect.ImmutableList;
import java.util.List;
@SuppressLint("ViewConstructor")
public final class ExoPlayerView extends FrameLayout implements AdViewProvider {
private final static String TAG = "ExoPlayerView";
private View surfaceView;
private final View shutterView;
private final SubtitleView subtitleLayout;
private final AspectRatioFrameLayout layout;
private final ComponentListener componentListener;
private ExoPlayer player;
private final Context context;
private final ViewGroup.LayoutParams layoutParams;
private final FrameLayout adOverlayFrameLayout;
private @ViewType.ViewType int viewType = ViewType.VIEW_TYPE_SURFACE;
private boolean hideShutterView = false;
private SubtitleStyle localStyle = new SubtitleStyle();
public ExoPlayerView(Context context) {
super(context, null, 0);
this.context = context;
layoutParams = new ViewGroup.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.MATCH_PARENT);
componentListener = new ComponentListener();
FrameLayout.LayoutParams aspectRatioParams = new FrameLayout.LayoutParams(
FrameLayout.LayoutParams.MATCH_PARENT,
FrameLayout.LayoutParams.MATCH_PARENT);
aspectRatioParams.gravity = Gravity.CENTER;
layout = new AspectRatioFrameLayout(context);
layout.setLayoutParams(aspectRatioParams);
shutterView = new View(getContext());
shutterView.setLayoutParams(layoutParams);
shutterView.setBackgroundColor(ContextCompat.getColor(context, android.R.color.black));
subtitleLayout = new SubtitleView(context);
subtitleLayout.setLayoutParams(layoutParams);
subtitleLayout.setUserDefaultStyle();
subtitleLayout.setUserDefaultTextSize();
updateSurfaceView(viewType);
adOverlayFrameLayout = new FrameLayout(context);
layout.addView(shutterView, 1, layoutParams);
if (localStyle.getSubtitlesFollowVideo()) {
layout.addView(subtitleLayout, layoutParams);
layout.addView(adOverlayFrameLayout, layoutParams);
}
addViewInLayout(layout, 0, aspectRatioParams);
if (!localStyle.getSubtitlesFollowVideo()) {
addViewInLayout(subtitleLayout, 1, layoutParams);
}
}
public void showAds() {
adOverlayFrameLayout.setVisibility(View.GONE);
}
public void hideAds() {
adOverlayFrameLayout.setVisibility(View.VISIBLE);
}
private void clearVideoView() {
if (surfaceView instanceof TextureView) {
player.clearVideoTextureView((TextureView) surfaceView);
} else if (surfaceView instanceof SurfaceView) {
player.clearVideoSurfaceView((SurfaceView) surfaceView);
}
}
private void setVideoView() {
if (surfaceView instanceof TextureView) {
player.setVideoTextureView((TextureView) surfaceView);
} else if (surfaceView instanceof SurfaceView) {
player.setVideoSurfaceView((SurfaceView) surfaceView);
}
}
public boolean isPlaying() {
return player != null && player.isPlaying();
}
public void setSubtitleStyle(SubtitleStyle style) {
// ensure we reset subtitle style before reapplying it
subtitleLayout.setUserDefaultStyle();
subtitleLayout.setUserDefaultTextSize();
if (style.getFontSize() > 0) {
subtitleLayout.setFixedTextSize(TypedValue.COMPLEX_UNIT_SP, style.getFontSize());
}
subtitleLayout.setPadding(style.getPaddingLeft(), style.getPaddingTop(), style.getPaddingRight(), style.getPaddingBottom());
if (style.getOpacity() != 0) {
subtitleLayout.setAlpha(style.getOpacity());
subtitleLayout.setVisibility(View.VISIBLE);
} else {
subtitleLayout.setVisibility(View.GONE);
}
if (localStyle.getSubtitlesFollowVideo() != style.getSubtitlesFollowVideo()) {
// No need to manipulate layout if value didn't change
if (style.getSubtitlesFollowVideo()) {
removeViewInLayout(subtitleLayout);
layout.addView(subtitleLayout, layoutParams);
} else {
layout.removeViewInLayout(subtitleLayout);
addViewInLayout(subtitleLayout, 1, layoutParams, false);
}
requestLayout();
}
localStyle = style;
}
public void setShutterColor(Integer color) {
shutterView.setBackgroundColor(color);
}
public void updateSurfaceView(@ViewType.ViewType int viewType) {
this.viewType = viewType;
boolean viewNeedRefresh = false;
if (viewType == ViewType.VIEW_TYPE_SURFACE || viewType == ViewType.VIEW_TYPE_SURFACE_SECURE) {
if (!(surfaceView instanceof SurfaceView)) {
surfaceView = new SurfaceView(context);
viewNeedRefresh = true;
}
((SurfaceView)surfaceView).setSecure(viewType == ViewType.VIEW_TYPE_SURFACE_SECURE);
} else if (viewType == ViewType.VIEW_TYPE_TEXTURE) {
if (!(surfaceView instanceof TextureView)) {
surfaceView = new TextureView(context);
viewNeedRefresh = true;
}
// Support opacity properly:
((TextureView) surfaceView).setOpaque(false);
} else {
DebugLog.wtf(TAG, "wtf is this texture " + viewType);
}
if (viewNeedRefresh) {
surfaceView.setLayoutParams(layoutParams);
if (layout.getChildAt(0) != null) {
layout.removeViewAt(0);
}
layout.addView(surfaceView, 0, layoutParams);
if (this.player != null) {
setVideoView();
}
}
}
private void hideShutterView() {
shutterView.setVisibility(INVISIBLE);
surfaceView.setAlpha(1);
}
private void showShutterView() {
shutterView.setVisibility(VISIBLE);
surfaceView.setAlpha(0);
}
public void updateShutterViewVisibility() {
if (this.hideShutterView) {
hideShutterView();
} else {
showShutterView();
}
}
@Override
public void requestLayout() {
super.requestLayout();
post(measureAndLayout);
}
// AdsLoader.AdViewProvider implementation.
@Override
public ViewGroup getAdViewGroup() {
return Assertions.checkNotNull(adOverlayFrameLayout, "exo_ad_overlay must be present for ad playback");
}
/**
* Set the {@link ExoPlayer} to use. The {@link ExoPlayer#addListener} method of the
* player will be called and previous
* assignments are overridden.
*
* @param player The {@link ExoPlayer} to use.
*/
public void setPlayer(ExoPlayer player) {
if (this.player == player) {
return;
}
if (this.player != null) {
this.player.removeListener(componentListener);
clearVideoView();
}
this.player = player;
updateShutterViewVisibility();
if (player != null) {
setVideoView();
player.addListener(componentListener);
}
}
/**
* Sets the resize mode which can be of value {@link ResizeMode.Mode}
*
* @param resizeMode The resize mode.
*/
public void setResizeMode(@ResizeMode.Mode int resizeMode) {
if (layout != null && layout.getResizeMode() != resizeMode) {
layout.setResizeMode(resizeMode);
post(measureAndLayout);
}
}
public void setHideShutterView(boolean hideShutterView) {
this.hideShutterView = hideShutterView;
updateShutterViewVisibility();
}
private final Runnable measureAndLayout = () -> {
measure(
MeasureSpec.makeMeasureSpec(getWidth(), MeasureSpec.EXACTLY),
MeasureSpec.makeMeasureSpec(getHeight(), MeasureSpec.EXACTLY));
layout(getLeft(), getTop(), getRight(), getBottom());
};
private void updateForCurrentTrackSelections(Tracks tracks) {
if (tracks == null) {
return;
}
ImmutableList<Tracks.Group> groups = tracks.getGroups();
for (Tracks.Group group: groups) {
if (group.getType() == C.TRACK_TYPE_VIDEO && group.length > 0) {
// get the first track of the group to identify aspect ratio
Format format = group.getTrackFormat(0);
// There are weird cases when video height and width did not change with rotation so we need change aspect ration to fix it
switch (format.rotationDegrees) {
// update aspect ratio !
case 90:
case 270:
layout.setVideoAspectRatio(format.width == 0 ? 1 : (format.height * format.pixelWidthHeightRatio) / format.width);
break;
default:
layout.setVideoAspectRatio(format.height == 0 ? 1 : (format.width * format.pixelWidthHeightRatio) / format.height);
}
return;
}
}
// no video tracks, in that case refresh shutterView visibility
shutterView.setVisibility(this.hideShutterView ? View.INVISIBLE : View.VISIBLE);
}
public void invalidateAspectRatio() {
// Resetting aspect ratio will force layout refresh on next video size changed
layout.invalidateAspectRatio();
}
private final class ComponentListener implements Player.Listener {
@Override
public void onCues(@NonNull List<Cue> cues) {
subtitleLayout.setCues(cues);
}
@Override
public void onVideoSizeChanged(VideoSize videoSize) {
boolean isInitialRatio = layout.getVideoAspectRatio() == 0;
if (videoSize.height == 0 || videoSize.width == 0) {
// When changing video track we receive an ghost state with height / width = 0
// No need to resize the view in that case
return;
}
layout.setVideoAspectRatio((videoSize.width * videoSize.pixelWidthHeightRatio) / videoSize.height);
// React native workaround for measuring and layout on initial load.
if (isInitialRatio) {
post(measureAndLayout);
}
}
@Override
public void onRenderedFirstFrame() {
hideShutterView();
}
@Override
public void onTracksChanged(@NonNull Tracks tracks) {
updateForCurrentTrackSelections(tracks);
}
}
}

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package com.brentvatne.exoplayer
import android.content.Context
import android.util.Log
import android.util.TypedValue
import android.view.Gravity
import android.view.SurfaceView
import android.view.TextureView
import android.view.View
import android.view.ViewGroup
import android.widget.FrameLayout
import androidx.core.content.ContextCompat
import androidx.media3.common.AdViewProvider
import androidx.media3.common.C
import androidx.media3.common.Player
import androidx.media3.common.Tracks
import androidx.media3.common.VideoSize
import androidx.media3.common.text.Cue
import androidx.media3.common.util.Assertions
import androidx.media3.common.util.UnstableApi
import androidx.media3.exoplayer.ExoPlayer
import androidx.media3.ui.SubtitleView
import com.brentvatne.common.api.ResizeMode
import com.brentvatne.common.api.SubtitleStyle
import com.brentvatne.common.api.ViewType
import com.brentvatne.common.toolbox.DebugLog
@UnstableApi
class ExoPlayerView(private val context: Context) :
FrameLayout(context, null, 0),
AdViewProvider {
private var surfaceView: View? = null
private var shutterView: View
private var subtitleLayout: SubtitleView
private var layout: AspectRatioFrameLayout
private var componentListener: ComponentListener
private var player: ExoPlayer? = null
private var layoutParams: ViewGroup.LayoutParams = ViewGroup.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.MATCH_PARENT
)
private var adOverlayFrameLayout: FrameLayout
val isPlaying: Boolean
get() = player != null && player?.isPlaying == true
@ViewType.ViewType
private var viewType = ViewType.VIEW_TYPE_SURFACE
private var hideShutterView = false
private var localStyle = SubtitleStyle()
init {
componentListener = ComponentListener()
val aspectRatioParams = LayoutParams(
LayoutParams.MATCH_PARENT,
LayoutParams.MATCH_PARENT
)
aspectRatioParams.gravity = Gravity.CENTER
layout = AspectRatioFrameLayout(context)
layout.layoutParams = aspectRatioParams
shutterView = View(context)
shutterView.layoutParams = layoutParams
shutterView.setBackgroundColor(ContextCompat.getColor(context, android.R.color.black))
subtitleLayout = SubtitleView(context)
subtitleLayout.layoutParams = layoutParams
subtitleLayout.setUserDefaultStyle()
subtitleLayout.setUserDefaultTextSize()
updateSurfaceView(viewType)
adOverlayFrameLayout = FrameLayout(context)
layout.addView(shutterView, 1, layoutParams)
if (localStyle.subtitlesFollowVideo) {
layout.addView(subtitleLayout, layoutParams)
layout.addView(adOverlayFrameLayout, layoutParams)
}
addViewInLayout(layout, 0, aspectRatioParams)
if (!localStyle.subtitlesFollowVideo) {
addViewInLayout(subtitleLayout, 1, layoutParams)
}
}
private fun clearVideoView() {
when (val view = surfaceView) {
is TextureView -> player?.clearVideoTextureView(view)
is SurfaceView -> player?.clearVideoSurfaceView(view)
else -> {
Log.w(
"clearVideoView",
"Unexpected surfaceView type: ${surfaceView?.javaClass?.name}"
)
}
}
}
private fun setVideoView() {
when (val view = surfaceView) {
is TextureView -> player?.setVideoTextureView(view)
is SurfaceView -> player?.setVideoSurfaceView(view)
else -> {
Log.w(
"setVideoView",
"Unexpected surfaceView type: ${surfaceView?.javaClass?.name}"
)
}
}
}
fun setSubtitleStyle(style: SubtitleStyle) {
// ensure we reset subtitle style before reapplying it
subtitleLayout.setUserDefaultStyle()
subtitleLayout.setUserDefaultTextSize()
if (style.fontSize > 0) {
subtitleLayout.setFixedTextSize(TypedValue.COMPLEX_UNIT_SP, style.fontSize.toFloat())
}
subtitleLayout.setPadding(
style.paddingLeft,
style.paddingTop,
style.paddingTop,
style.paddingBottom
)
if (style.opacity != 0.0f) {
subtitleLayout.alpha = style.opacity
subtitleLayout.visibility = View.VISIBLE
} else {
subtitleLayout.visibility = View.GONE
}
if (localStyle.subtitlesFollowVideo != style.subtitlesFollowVideo) {
// No need to manipulate layout if value didn't change
if (style.subtitlesFollowVideo) {
removeViewInLayout(subtitleLayout)
layout.addView(subtitleLayout, layoutParams)
} else {
layout.removeViewInLayout(subtitleLayout)
addViewInLayout(subtitleLayout, 1, layoutParams, false)
}
requestLayout()
}
localStyle = style
}
fun setShutterColor(color: Int) {
shutterView.setBackgroundColor(color)
}
fun updateSurfaceView(@ViewType.ViewType viewType: Int) {
this.viewType = viewType
var viewNeedRefresh = false
when (viewType) {
ViewType.VIEW_TYPE_SURFACE, ViewType.VIEW_TYPE_SURFACE_SECURE -> {
if (surfaceView !is SurfaceView) {
surfaceView = SurfaceView(context)
viewNeedRefresh = true
}
(surfaceView as SurfaceView).setSecure(viewType == ViewType.VIEW_TYPE_SURFACE_SECURE)
}
ViewType.VIEW_TYPE_TEXTURE -> {
if (surfaceView !is TextureView) {
surfaceView = TextureView(context)
viewNeedRefresh = true
}
// Support opacity properly:
(surfaceView as TextureView).isOpaque = false
}
else -> {
DebugLog.wtf(TAG, "Unexpected texture view type: $viewType")
}
}
if (viewNeedRefresh) {
surfaceView?.layoutParams = layoutParams
if (layout.getChildAt(0) != null) {
layout.removeViewAt(0)
}
layout.addView(surfaceView, 0, layoutParams)
if (this.player != null) {
setVideoView()
}
}
}
private fun hideShutterView() {
shutterView.setVisibility(INVISIBLE)
surfaceView?.setAlpha(1f)
}
private fun showShutterView() {
shutterView.setVisibility(VISIBLE)
surfaceView?.setAlpha(0f)
}
fun showAds() {
adOverlayFrameLayout.setVisibility(View.VISIBLE)
}
fun hideAds() {
adOverlayFrameLayout.setVisibility(View.GONE)
}
fun updateShutterViewVisibility() {
shutterView.visibility = if (this.hideShutterView) {
View.INVISIBLE
} else {
View.VISIBLE
}
}
override fun requestLayout() {
super.requestLayout()
post(measureAndLayout)
}
// AdsLoader.AdViewProvider implementation.
override fun getAdViewGroup(): ViewGroup =
Assertions.checkNotNull(
adOverlayFrameLayout,
"exo_ad_overlay must be present for ad playback"
)
/**
* Set the {@link ExoPlayer} to use. The {@link ExoPlayer#addListener} method of the
* player will be called and previous
* assignments are overridden.
*
* @param player The {@link ExoPlayer} to use.
*/
fun setPlayer(player: ExoPlayer?) {
if (this.player == player) {
return
}
if (this.player != null) {
this.player!!.removeListener(componentListener)
clearVideoView()
}
this.player = player
updateShutterViewVisibility()
if (player != null) {
setVideoView()
player.addListener(componentListener)
}
}
/**
* Sets the resize mode which can be of value {@link ResizeMode.Mode}
*
* @param resizeMode The resize mode.
*/
fun setResizeMode(@ResizeMode.Mode resizeMode: Int) {
if (layout.resizeMode != resizeMode) {
layout.resizeMode = resizeMode
post(measureAndLayout)
}
}
fun setHideShutterView(hideShutterView: Boolean) {
this.hideShutterView = hideShutterView
updateShutterViewVisibility()
}
private val measureAndLayout: Runnable = Runnable {
measure(
MeasureSpec.makeMeasureSpec(width, MeasureSpec.EXACTLY),
MeasureSpec.makeMeasureSpec(height, MeasureSpec.EXACTLY)
)
layout(left, top, right, bottom)
}
private fun updateForCurrentTrackSelections(tracks: Tracks?) {
if (tracks == null) {
return
}
val groups = tracks.groups
for (group in groups) {
if (group.type == C.TRACK_TYPE_VIDEO && group.length > 0) {
// get the first track of the group to identify aspect ratio
val format = group.getTrackFormat(0)
// There are weird cases when video height and width did not change with rotation so we need change aspect ration to fix
layout.videoAspectRatio = when (format.rotationDegrees) {
// update aspect ratio !
90, 270 -> if (format.width == 0) {
1f
} else {
(format.height * format.pixelWidthHeightRatio) / format.width
}
else -> if (format.height == 0) {
1f
} else {
(format.width * format.pixelWidthHeightRatio) / format.height
}
}
return
}
}
// no video tracks, in that case refresh shutterView visibility
updateShutterViewVisibility()
}
fun invalidateAspectRatio() {
// Resetting aspect ratio will force layout refresh on next video size changed
layout.invalidateAspectRatio()
}
private inner class ComponentListener : Player.Listener {
override fun onCues(cues: List<Cue>) {
subtitleLayout.setCues(cues)
}
override fun onVideoSizeChanged(videoSize: VideoSize) {
val isInitialRatio = layout.videoAspectRatio == 0f
if (videoSize.height == 0 || videoSize.width == 0) {
// When changing video track we receive an ghost state with height / width = 0
// No need to resize the view in that case
return
}
layout.videoAspectRatio =
((videoSize.width * videoSize.pixelWidthHeightRatio) / videoSize.height)
// React native workaround for measuring and layout on initial load.
if (isInitialRatio) {
post(measureAndLayout)
}
}
override fun onRenderedFirstFrame() {
shutterView.visibility = INVISIBLE
}
override fun onTracksChanged(tracks: Tracks) {
updateForCurrentTrackSelections(tracks)
}
}
companion object {
private const val TAG = "ExoPlayerView"
}
}