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【问题描述】QMediaPlayer audioPlayer;audioPlayer.setMedia(QUrl::fromLocalFile("xxx.wav"));audioPlayer.play();........audioPlayer.stop(); // QMediaPlayer停止播放后，媒体文件xxx.wav仍被锁定【解决办法】audioPlayer.stop()后执行：audioPlayer.setMedia(QUrl::fromLocalFile("")); //.

参考：http://blog.youkuaiyun.com/mcgrady_tracy/article/details/52502263http://soundfile.sapp.org/doc/WaveFormat/音频文件格式定义：// WAVE格式：Chunk-"RIFF" + Subchunk-"fmt " + Subchunk-"data" + datastruct WAV_HEADER{ uint32_t ChunkID; // "RIFF" ui...