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feat: currentTime

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unanmed 2025-01-19 13:37:43 +08:00
parent d60252dca5
commit 3ec7681ecc
2 changed files with 27 additions and 2 deletions
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15
src/module/audio/player.ts
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@ -340,11 +340,25 @@ export class AudioRoute
status: AudioStatus = AudioStatus.Stoped;
/** 暂停时刻 */
private pauseTime: number = 0;
/** 暂停时播放了多长时间 */
private pauseCurrentTime: number = 0;
/** 音频时长，单位秒 */
get duration() {
return this.source.duration;
}
/** 当前播放了多长时间，单位秒 */
get currentTime() {
if (this.status === AudioStatus.Paused) {
return this.pauseCurrentTime;
} else {
return this.source.currentTime;
}
}
set currentTime(time: number) {
this.source.stop();
this.source.play(time);
}
private shouldStop: boolean = false;
/**
@ -430,6 +444,7 @@ export class AudioRoute
) {
return;
}
this.pauseCurrentTime = this.source.currentTime;
const time = this.source.stop();
this.pauseTime = time;
if (this.shouldStop) {

14
src/module/audio/source.ts
View File

@ -24,6 +24,8 @@ export abstract class AudioSource
/** 获取音频时长 */
abstract get duration(): number;
/** 获取当前音频播放了多长时间 */
abstract get currentTime(): number;
constructor(public readonly ac: AudioContext) {
super();
@ -81,7 +83,9 @@ export class AudioStreamSource extends AudioSource implements IStreamReader {
/** 歌曲时长，加载完毕之前保持为 0 */
duration: number = 0;
/** 当前已经播放了多长时间 */
// readonly currentTime: number = -1;
get currentTime(): number {
return this.ac.currentTime - this.lastStartTime + this.lastStartWhen;
}
/** 在流传输阶段，至少缓冲多长时间的音频之后才开始播放，单位秒 */
bufferPlayDuration: number = 1;
/** 音频的采样率，未成功解析出之前保持为 0 */
@ -92,6 +96,8 @@ export class AudioStreamSource extends AudioSource implements IStreamReader {
private target?: IAudioInput;
/** 上一次播放是从何时开始的 */
private lastStartWhen: number = 0;
/** 开始播放时刻 */
private lastStartTime: number = 0;
/** 上一次播放的缓存长度 */
@ -492,8 +498,12 @@ export class AudioBufferSource extends AudioSource {
private loop: boolean = false;
duration: number = 0;
// readonly currentTime: number = -1;
get currentTime(): number {
return this.ac.currentTime - this.lastStartTime + this.lastStartWhen;
}
/** 上一次播放是从何时开始的 */
private lastStartWhen: number = 0;
/** 播放开始时刻 */
private lastStartTime: number = 0;
private target?: IAudioInput;