285 lines
11 KiB
Java
285 lines
11 KiB
Java
package com.brentvatne.exoplayer;
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import android.support.annotation.StringDef;
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import android.view.View;
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import com.facebook.react.bridge.Arguments;
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import com.facebook.react.bridge.ReactContext;
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import com.facebook.react.bridge.WritableArray;
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import com.facebook.react.bridge.WritableMap;
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import com.facebook.react.uimanager.events.RCTEventEmitter;
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import com.google.android.exoplayer2.metadata.Metadata;
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import com.google.android.exoplayer2.metadata.id3.Id3Frame;
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import com.google.android.exoplayer2.metadata.id3.TextInformationFrame;
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import java.lang.annotation.Retention;
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import java.lang.annotation.RetentionPolicy;
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class VideoEventEmitter {
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private final RCTEventEmitter eventEmitter;
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private int viewId = View.NO_ID;
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VideoEventEmitter(ReactContext reactContext) {
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this.eventEmitter = reactContext.getJSModule(RCTEventEmitter.class);
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}
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private static final String EVENT_LOAD_START = "onVideoLoadStart";
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private static final String EVENT_LOAD = "onVideoLoad";
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private static final String EVENT_ERROR = "onVideoError";
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private static final String EVENT_PROGRESS = "onVideoProgress";
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private static final String EVENT_BANDWIDTH = "onVideoBandwidthUpdate";
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private static final String EVENT_SEEK = "onVideoSeek";
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private static final String EVENT_END = "onVideoEnd";
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private static final String EVENT_FULLSCREEN_WILL_PRESENT = "onVideoFullscreenPlayerWillPresent";
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private static final String EVENT_FULLSCREEN_DID_PRESENT = "onVideoFullscreenPlayerDidPresent";
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private static final String EVENT_FULLSCREEN_WILL_DISMISS = "onVideoFullscreenPlayerWillDismiss";
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private static final String EVENT_FULLSCREEN_DID_DISMISS = "onVideoFullscreenPlayerDidDismiss";
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private static final String EVENT_STALLED = "onPlaybackStalled";
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private static final String EVENT_RESUME = "onPlaybackResume";
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private static final String EVENT_READY = "onReadyForDisplay";
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private static final String EVENT_BUFFER = "onVideoBuffer";
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private static final String EVENT_IDLE = "onVideoIdle";
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private static final String EVENT_TIMED_METADATA = "onTimedMetadata";
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private static final String EVENT_AUDIO_BECOMING_NOISY = "onVideoAudioBecomingNoisy";
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private static final String EVENT_AUDIO_FOCUS_CHANGE = "onAudioFocusChanged";
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private static final String EVENT_PLAYBACK_RATE_CHANGE = "onPlaybackRateChange";
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static final String[] Events = {
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EVENT_LOAD_START,
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EVENT_LOAD,
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EVENT_ERROR,
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EVENT_PROGRESS,
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EVENT_SEEK,
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EVENT_END,
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EVENT_FULLSCREEN_WILL_PRESENT,
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EVENT_FULLSCREEN_DID_PRESENT,
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EVENT_FULLSCREEN_WILL_DISMISS,
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EVENT_FULLSCREEN_DID_DISMISS,
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EVENT_STALLED,
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EVENT_RESUME,
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EVENT_READY,
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EVENT_BUFFER,
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EVENT_IDLE,
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EVENT_TIMED_METADATA,
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EVENT_AUDIO_BECOMING_NOISY,
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EVENT_AUDIO_FOCUS_CHANGE,
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EVENT_PLAYBACK_RATE_CHANGE,
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EVENT_BANDWIDTH,
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};
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@Retention(RetentionPolicy.SOURCE)
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@StringDef({
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EVENT_LOAD_START,
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EVENT_LOAD,
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EVENT_ERROR,
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EVENT_PROGRESS,
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EVENT_SEEK,
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EVENT_END,
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EVENT_FULLSCREEN_WILL_PRESENT,
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EVENT_FULLSCREEN_DID_PRESENT,
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EVENT_FULLSCREEN_WILL_DISMISS,
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EVENT_FULLSCREEN_DID_DISMISS,
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EVENT_STALLED,
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EVENT_RESUME,
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EVENT_READY,
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EVENT_BUFFER,
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EVENT_IDLE,
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EVENT_TIMED_METADATA,
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EVENT_AUDIO_BECOMING_NOISY,
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EVENT_AUDIO_FOCUS_CHANGE,
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EVENT_PLAYBACK_RATE_CHANGE,
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EVENT_BANDWIDTH,
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})
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@interface VideoEvents {
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}
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private static final String EVENT_PROP_FAST_FORWARD = "canPlayFastForward";
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private static final String EVENT_PROP_SLOW_FORWARD = "canPlaySlowForward";
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private static final String EVENT_PROP_SLOW_REVERSE = "canPlaySlowReverse";
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private static final String EVENT_PROP_REVERSE = "canPlayReverse";
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private static final String EVENT_PROP_STEP_FORWARD = "canStepForward";
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private static final String EVENT_PROP_STEP_BACKWARD = "canStepBackward";
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private static final String EVENT_PROP_DURATION = "duration";
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private static final String EVENT_PROP_PLAYABLE_DURATION = "playableDuration";
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private static final String EVENT_PROP_SEEKABLE_DURATION = "seekableDuration";
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private static final String EVENT_PROP_CURRENT_TIME = "currentTime";
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private static final String EVENT_PROP_SEEK_TIME = "seekTime";
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private static final String EVENT_PROP_NATURAL_SIZE = "naturalSize";
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private static final String EVENT_PROP_WIDTH = "width";
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private static final String EVENT_PROP_HEIGHT = "height";
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private static final String EVENT_PROP_ORIENTATION = "orientation";
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private static final String EVENT_PROP_VIDEO_TRACKS = "videoTracks";
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private static final String EVENT_PROP_AUDIO_TRACKS = "audioTracks";
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private static final String EVENT_PROP_TEXT_TRACKS = "textTracks";
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private static final String EVENT_PROP_HAS_AUDIO_FOCUS = "hasAudioFocus";
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private static final String EVENT_PROP_IS_BUFFERING = "isBuffering";
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private static final String EVENT_PROP_PLAYBACK_RATE = "playbackRate";
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private static final String EVENT_PROP_ERROR = "error";
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private static final String EVENT_PROP_ERROR_STRING = "errorString";
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private static final String EVENT_PROP_ERROR_EXCEPTION = "errorException";
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private static final String EVENT_PROP_TIMED_METADATA = "metadata";
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private static final String EVENT_PROP_BITRATE = "bitrate";
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void setViewId(int viewId) {
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this.viewId = viewId;
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}
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void loadStart() {
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receiveEvent(EVENT_LOAD_START, null);
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}
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void load(double duration, double currentPosition, int videoWidth, int videoHeight,
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WritableArray audioTracks, WritableArray textTracks, WritableArray videoTracks) {
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WritableMap event = Arguments.createMap();
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event.putDouble(EVENT_PROP_DURATION, duration / 1000D);
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event.putDouble(EVENT_PROP_CURRENT_TIME, currentPosition / 1000D);
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WritableMap naturalSize = Arguments.createMap();
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naturalSize.putInt(EVENT_PROP_WIDTH, videoWidth);
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naturalSize.putInt(EVENT_PROP_HEIGHT, videoHeight);
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if (videoWidth > videoHeight) {
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naturalSize.putString(EVENT_PROP_ORIENTATION, "landscape");
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} else {
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naturalSize.putString(EVENT_PROP_ORIENTATION, "portrait");
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}
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event.putMap(EVENT_PROP_NATURAL_SIZE, naturalSize);
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event.putArray(EVENT_PROP_VIDEO_TRACKS, videoTracks);
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event.putArray(EVENT_PROP_AUDIO_TRACKS, audioTracks);
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event.putArray(EVENT_PROP_TEXT_TRACKS, textTracks);
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// TODO: Actually check if you can.
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event.putBoolean(EVENT_PROP_FAST_FORWARD, true);
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event.putBoolean(EVENT_PROP_SLOW_FORWARD, true);
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event.putBoolean(EVENT_PROP_SLOW_REVERSE, true);
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event.putBoolean(EVENT_PROP_REVERSE, true);
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event.putBoolean(EVENT_PROP_FAST_FORWARD, true);
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event.putBoolean(EVENT_PROP_STEP_BACKWARD, true);
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event.putBoolean(EVENT_PROP_STEP_FORWARD, true);
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receiveEvent(EVENT_LOAD, event);
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}
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void progressChanged(double currentPosition, double bufferedDuration, double seekableDuration) {
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WritableMap event = Arguments.createMap();
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event.putDouble(EVENT_PROP_CURRENT_TIME, currentPosition / 1000D);
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event.putDouble(EVENT_PROP_PLAYABLE_DURATION, bufferedDuration / 1000D);
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event.putDouble(EVENT_PROP_SEEKABLE_DURATION, seekableDuration / 1000D);
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receiveEvent(EVENT_PROGRESS, event);
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}
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void bandwidthReport(double bitRateEstimate) {
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WritableMap event = Arguments.createMap();
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event.putDouble(EVENT_PROP_BITRATE, bitRateEstimate);
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receiveEvent(EVENT_BANDWIDTH, event);
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}
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void seek(long currentPosition, long seekTime) {
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WritableMap event = Arguments.createMap();
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event.putDouble(EVENT_PROP_CURRENT_TIME, currentPosition / 1000D);
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event.putDouble(EVENT_PROP_SEEK_TIME, seekTime / 1000D);
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receiveEvent(EVENT_SEEK, event);
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}
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void ready() {
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receiveEvent(EVENT_READY, null);
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}
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void buffering(boolean isBuffering) {
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WritableMap map = Arguments.createMap();
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map.putBoolean(EVENT_PROP_IS_BUFFERING, isBuffering);
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receiveEvent(EVENT_BUFFER, map);
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}
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void idle() {
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receiveEvent(EVENT_IDLE, null);
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}
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void end() {
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receiveEvent(EVENT_END, null);
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}
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void fullscreenWillPresent() {
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receiveEvent(EVENT_FULLSCREEN_WILL_PRESENT, null);
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}
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void fullscreenDidPresent() {
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receiveEvent(EVENT_FULLSCREEN_DID_PRESENT, null);
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}
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void fullscreenWillDismiss() {
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receiveEvent(EVENT_FULLSCREEN_WILL_DISMISS, null);
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}
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void fullscreenDidDismiss() {
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receiveEvent(EVENT_FULLSCREEN_DID_DISMISS, null);
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}
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void error(String errorString, Exception exception) {
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WritableMap error = Arguments.createMap();
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error.putString(EVENT_PROP_ERROR_STRING, errorString);
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error.putString(EVENT_PROP_ERROR_EXCEPTION, exception.getMessage());
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WritableMap event = Arguments.createMap();
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event.putMap(EVENT_PROP_ERROR, error);
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receiveEvent(EVENT_ERROR, event);
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}
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void playbackRateChange(float rate) {
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WritableMap map = Arguments.createMap();
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map.putDouble(EVENT_PROP_PLAYBACK_RATE, (double)rate);
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receiveEvent(EVENT_PLAYBACK_RATE_CHANGE, map);
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}
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void timedMetadata(Metadata metadata) {
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WritableArray metadataArray = Arguments.createArray();
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for (int i = 0; i < metadata.length(); i++) {
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Id3Frame frame = (Id3Frame) metadata.get(i);
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String value = "";
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if (frame instanceof TextInformationFrame) {
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TextInformationFrame txxxFrame = (TextInformationFrame) frame;
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value = txxxFrame.value;
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}
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String identifier = frame.id;
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WritableMap map = Arguments.createMap();
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map.putString("identifier", identifier);
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map.putString("value", value);
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metadataArray.pushMap(map);
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}
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WritableMap event = Arguments.createMap();
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event.putArray(EVENT_PROP_TIMED_METADATA, metadataArray);
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receiveEvent(EVENT_TIMED_METADATA, event);
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}
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void audioFocusChanged(boolean hasFocus) {
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WritableMap map = Arguments.createMap();
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map.putBoolean(EVENT_PROP_HAS_AUDIO_FOCUS, hasFocus);
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receiveEvent(EVENT_AUDIO_FOCUS_CHANGE, map);
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}
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void audioBecomingNoisy() {
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receiveEvent(EVENT_AUDIO_BECOMING_NOISY, null);
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}
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private void receiveEvent(@VideoEvents String type, WritableMap event) {
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eventEmitter.receiveEvent(viewId, type, event);
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}
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}
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