Android端ExoPlayer播放MOV流报错 求解决方案及兼容库推荐

问题根因分析 #

从报错栈定位核心触发逻辑：

• 前置的Extension not implemented类日志是高通平台OMX实现的常规打印，不属于崩溃根因。真正导致播放失败的是高通1080P规格HEVC硬件解码器OMX.qcom.video.decoder.hevc抛出硬件错误（错误码0x80001009），造成MediaCodec状态机异常，最终ExoPlayer调用dequeueOutputBuffer、stop接口时触发IllegalStateException
• 触发硬件解码器错误的直接原因有两个：
  • 常规非faststart编码的MOV文件默认将moov元数据块放在文件尾部，流式播放场景下ExoPlayer旧版本无法在未拉取完整文件的前提下解析正确的编码参数，传给解码器的profile值为0，触发解码器初始化失败
  • 部分HEVC编码的MOV文件采用了对应机型高通硬解不支持的编码profile/level，ExoPlayer旧版本没有硬解失败自动切换软解的降级逻辑，直接抛出运行时错误

ExoPlayer侧修复步骤 #

按优先级依次验证：

• 第一步：配置MP4提取器的流式兼容flag，MOV容器与MP4容器基础结构一致，可直接复用Mp4Extractor解析逻辑，开启后支持moov块在尾部的文件边下边播：

DefaultExtractorsFactory extractorsFactory = new DefaultExtractorsFactory()
    .setMp4ExtractorFlags(Mp4Extractor.FLAG_WORKAROUND_IGNORE_EDIT_LISTS | Mp4Extractor.FLAG_ENABLE_HTTP_SEEK);

• 第二步：配置硬解黑名单，将存在兼容问题的高通HEVC解码器从可用列表中移除，强制ExoPlayer回退到FFmpeg软解播放，需要提前引入ExoPlayer的FFmpeg扩展依赖并编译对应平台so库：

DefaultRenderersFactory renderersFactory = new DefaultRenderersFactory(context)
    .setExtensionRendererMode(DefaultRenderersFactory.EXTENSION_RENDERER_MODE_PREFER)
    .setMediaCodecSelector(new MediaCodecSelector() {
        @Override
        public List<MediaCodecInfo> getDecoderInfos(MediaCodecList mediaCodecList, String mimeType, boolean requiresSecureDecoder) throws MediaCodecUtil.DecoderQueryException {
            List<MediaCodecInfo> defaultList = MediaCodecSelector.DEFAULT.getDecoderInfos(mediaCodecList, mimeType, requiresSecureDecoder);
            if (MimeTypes.VIDEO_HEVC.equals(mimeType)) {
                defaultList.removeIf(info -> info.name.toLowerCase().contains("qcom.decoder.hevc"));
            }
            return defaultList;
        }
    });

• 第三步：直接升级ExoPlayer到2.18及以上版本，该版本后官方修复了MOV容器流式解析时的参数传递bug，新增硬解失败自动重试软解的逻辑，无需手动配置解码器黑名单。

备选稳定支持MOV格式的第三方播放库 #

• 阿里云播放器SDK：内置自研容器解析层，自动适配moov块在文件尾部的MOV流式播放场景，针对高通、联发科、麒麟等主流芯片平台做了全量硬解兼容性适配，不需要业务侧手动处理编码参数兼容问题
• 腾讯云播放器SDK：同样不依赖系统原生MediaCodec的解析逻辑，支持MOV格式边下边播、在线Seek，兼容性表现优于原生ExoPlayer
• IjkPlayer：基于FFmpeg的开源播放器，全格式软解支持完善，MOV格式播放不存在兼容性问题，缺点是包体积较大，部分机型硬解适配需要自行处理bug

原始报错日志 #

E/ANDR-PERF-MPCTL: Invalid profile no. 0, total profiles 0 only
E/OMX-VDEC-1080P: Extension: OMX.google.android.index.storeANWBufferInMetadata not implemented
E/OMX-VDEC-1080P: Extension: OMX.google.android.index.storeANWBufferInMetadata not implemented
E/OMX-VDEC-1080P: Extension: OMX.google.android.index.configureVideoTunnelMode not implemented
E/OMX-VDEC-1080P: Extension: OMX.google.android.index.useAndroidNativeBuffer is supported
E/OMX-VDEC-1080P: Extension: OMX.google.android.index.describeHDRStaticInfo not implemented
E/OMX-VDEC-1080P: Does not handle dataspace request
E/OMXNodeInstance: getConfig(2db0c3b:qcom.decoder.hevc, ??(0x7f000062)) ERROR: UnsupportedSetting(0x80001019)
E/OMXNodeInstance: setConfig(2db0c3c:google.aac.decoder, ConfigPriority(0x6f800002)) ERROR: Undefined(0x80001001)
E/OMXNodeInstance: setConfig(2db0c3c:google.aac.decoder, ConfigPriority(0x6f800002)) ERROR: Undefined(0x80001001)
E/OMX-VDEC-1080P: OMX_COMPONENT_GENERATE_HARDWARE_ERROR
E/OMX-VDEC-1080P: ERROR: Sending OMX_ErrorHardware to Client
E/ACodec: [OMX.qcom.video.decoder.hevc] ERROR(0x80001009)
E/ACodec: signalError(omxError 0x80001009, internalError -2147483648)
E/MediaCodec: Codec reported err 0x80001009, actionCode 0, while in state 6
E/OMX-VDEC-1080P: Dropping message 11 since client expected to be in error state
E/OMX-VDEC-1080P: Dropping message 11 since client expected to be in error state
E/OMX-VDEC-1080P: Dropping message 11 since client expected to be in error state
E/OMX-VDEC-1080P: Dropping message 11 since client expected to be in error state
E/ExoPlayerImplInternal: Internal runtime error.
    java.lang.IllegalStateException
        at android.media.MediaCodec.native_dequeueOutputBuffer(Native Method)
        at android.media.MediaCodec.dequeueOutputBuffer(MediaCodec.java:2568)
        at com.google.android.exoplayer2.mediacodec.MediaCodecRenderer.drainOutputBuffer(MediaCodecRenderer.java:1033)
        at com.google.android.exoplayer2.mediacodec.MediaCodecRenderer.render(MediaCodecRenderer.java:582)
        at com.google.android.exoplayer2.ExoPlayerImplInternal.doSomeWork(ExoPlayerImplInternal.java:518)
        at com.google.android.exoplayer2.ExoPlayerImplInternal.handleMessage(ExoPlayerImplInternal.java:301)
        at android.os.Handler.dispatchMessage(Handler.java:98)
        at android.os.Looper.loop(Looper.java:165)
        at android.os.HandlerThread.run(HandlerThread.java:61)
E/ExoPlayerImplInternal: Stop failed.
    java.lang.IllegalStateException
        at android.media.MediaCodec.native_stop(Native Method)
        at android.media.MediaCodec.stop(MediaCodec.java:2005)
        at com.google.android.exoplayer2.mediacodec.MediaCodecRenderer.releaseCodec(MediaCodecRenderer.java:527)
        at com.google.android.exoplayer2.video.MediaCodecVideoRenderer.releaseCodec(MediaCodecVideoRenderer.java:477)
        at com.google.android.exoplayer2.mediacodec.MediaCodecRenderer.onDisabled(MediaCodecRenderer.java:483)
        at com.google.android.exoplayer2.video.MediaCodecVideoRenderer.onDisabled(MediaCodecVideoRenderer.java:365)
        at com.google.android.exoplayer2.BaseRenderer.disable(BaseRenderer.java:153)
        at com.google.android.exoplayer2.ExoPlayerImplInternal.disableRenderer(ExoPlayerImplInternal.java:972)
        at com.google.android.exoplayer2.ExoPlayerImplInternal.resetInternal(ExoPlayerImplInternal.java:768)
        at com.google.android.exoplayer2.ExoPlayerImplInternal.stopInternal(ExoPlayerImplInternal.java:731)
        at com.google.android.exoplayer2.ExoPlayerImplInternal.handleMessage(ExoPlayerImplInternal.java:353)
        at android.os.Handler.dispatchMessage(Handler.java:98)
        at android.os.Looper.loop(Looper.java:165)
        at android.os.HandlerThread.run(HandlerThread.java:61)

内容的提问来源于stack exchange，提问作者OMAK