2013-11-04 67 views
2

我想学习使用相机的onPreviewFrame回调来编码mp4或任何类型的视频文件。MediaCodec上的非法异常配置

目前,我这个职位

Encoding H.264 from camera with Android MediaCodec

不幸的是,我保持对

mediaCodec.configure(mediaFormat得到一个IllegalException,NULL,NULL,MediaCodec尝试的例子代码。 CONFIGURE_FLAG_ENCODE);

从另一篇文章 IllegalStateException when MediaCodec.configure Android, 我注意到,我必须为MediaCodec设置一些必需的值。

我试图强制mediacodec的所有强制值,但仍然没有得到过去

的IllegalException的运气。

现在我有点想法尝试。任何建议,意见或提示将不胜感激。

感谢

11-04 12:27:14.785  175-894/? E/mm-libcamera2﹕ PROFILE HAL: stopPreview(): E: 1383596834.803557773 
11-04 12:27:14.795  175-175/? E/OMXNodeInstance﹕ !!! Observer died. Quickly, do something, ... anything... 
11-04 12:27:14.795  208-5797/? E/mm-camera﹕ config_shutdown_pp Camera not in streaming mode. Returning. 
11-04 12:27:14.795  208-5797/? E/mm-camera﹕ vfe_ops_deinit: E 
11-04 12:27:14.825  175-5814/? E/OMX-VENC-720p﹕ ioctl VEN_IOCTL_CMD_READ_NEXT_MSG failed 
11-04 12:27:14.825  175-175/? E/OMX-VENC-720p﹕ Destroy C2D instance 
11-04 12:27:14.835  527-539/? E/qcom_sensors_hal﹕ hal_process_report_ind: Bad item quality: 11 
11-04 12:28:17.642 6241-6247/? E/jdwp﹕ Failed sending reply to debugger: Broken pipe 
11-04 12:28:17.912  527-539/? E/qcom_sensors_hal﹕ hal_process_report_ind: Bad item quality: 11 
11-04 12:28:17.922  208-6264/? E/mm-camera﹕ sensor_load_chromatix: libchromatix_imx111_preview.so: 30 
11-04 12:28:18.032  208-6264/? E/mm-camera﹕ vfe_ops_init: E 
11-04 12:28:18.042  208-6264/? E/mm-camera﹕ vfe_legacy_stats_buffer_init: AEC_STATS_BUFNUM 
11-04 12:28:18.052  208-6264/? E/mm-camera﹕ vfe_legacy_stats_buffer_init: AEC_STATS_BUFNUM 
11-04 12:28:18.052  208-6264/? E/mm-camera﹕ mctl_init_stats_proc_info: snap_max_line_cnt =30096 
11-04 12:28:18.213 6241-6241/? E/CamcorderProfile﹕ width: 720 
11-04 12:28:18.213 6241-6241/? E/CamcorderProfile﹕ height: 480 
11-04 12:28:18.213 6241-6241/? E/CamcorderProfile﹕ audioSampleRate: 48000 
11-04 12:28:18.213 6241-6241/? E/CamcorderProfile﹕ videoBitRate: 5000000 
11-04 12:28:18.213 6241-6241/? E/CamcorderProfile﹕ videoFrameRate: 30 
11-04 12:28:18.233  175-617/? E/OMX-VENC-720p﹕ Is component secure 0 
11-04 12:28:18.263 6241-6280/? E/ACodec﹕ [OMX.qcom.video.encoder.avc] does not support color format 19 
11-04 12:28:18.263 6241-6280/? E/ACodec﹕ [OMX.qcom.video.encoder.avc] configureCodec returning error -2147483648 
11-04 12:28:18.263 6241-6279/? E/MediaCodec﹕ Codec reported an error. (omx error 0x80001001, internalError -2147483648) 
11-04 12:28:18.263 6241-6241/? E/AndroidRuntime﹕ FATAL EXCEPTION: main 
    java.lang.IllegalStateException 
      at android.media.MediaCodec.native_configure(Native Method) 
      at android.media.MediaCodec.configure(MediaCodec.java:259) 
      at com.example.mediacodec.AvcEncoder.<init>(AvcEncoder.java:40) 
      at com.example.mediacodec.Preview.surfaceCreated(MediaCodecActivity.java:304) 
      at android.view.SurfaceView.updateWindow(SurfaceView.java:571) 
      at android.view.SurfaceView.access$000(SurfaceView.java:86) 
      at android.view.SurfaceView$3.onPreDraw(SurfaceView.java:175) 
      at android.view.ViewTreeObserver.dispatchOnPreDraw(ViewTreeObserver.java:833) 
      at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:1860) 
      at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:1004) 
      at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:5481) 
      at android.view.Choreographer$CallbackRecord.run(Choreographer.java:749) 
      at android.view.Choreographer.doCallbacks(Choreographer.java:562) 
      at android.view.Choreographer.doFrame(Choreographer.java:532) 
      at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:735) 
      at android.os.Handler.handleCallback(Handler.java:730) 
      at android.os.Handler.dispatchMessage(Handler.java:92) 
      at android.os.Looper.loop(Looper.java:137) 
      at android.app.ActivityThread.main(ActivityThread.java:5103) 
      at java.lang.reflect.Method.invokeNative(Native Method) 
      at java.lang.reflect.Method.invoke(Method.java:525) 
      at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:737) 
      at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:553) 
      at dalvik.system.NativeStart.main(Native Method) 
11-04 12:28:20.135  175-617/? E/mm-libcamera2﹕ PROFILE HAL: stopPreview(): E: 1383596900.149872429 
11-04 12:28:20.135  175-575/? E/OMXNodeInstance﹕ !!! Observer died. Quickly, do something, ... anything... 
11-04 12:28:20.135  208-6264/? E/mm-camera﹕ config_shutdown_pp Camera not in streaming mode. Returning. 
11-04 12:28:20.145  208-6264/? E/mm-camera﹕ vfe_ops_deinit: E 
11-04 12:28:20.165  175-6283/? E/OMX-VENC-720p﹕ ioctl VEN_IOCTL_CMD_READ_NEXT_MSG failed 
11-04 12:28:20.165  175-575/? E/OMX-VENC-720p﹕ Destroy C2D instance 
11-04 12:28:20.195  527-539/? E/qcom_sensors_hal﹕ hal_process_report_ind: Bad item quality: 11 

回答

5
E/ACodec﹕ [OMX.qcom.video.encoder.avc] does not support color format 19 

看起来像你想的是Qualcomm设备上使用的颜色格式19(COLOR_FormatYUV420Planar,A/K/A I420)。对我的一个设备进行快速测试,表明他们的编解码器需要颜色格式21(COLOR_FormatYUV420SemiPlanar,a/k/a NV12)。

EncodeDecodeTest sources中的缓冲区到缓冲区测试显示如何查询MediaCodecInfo以获取适当的颜色格式。由于您正在接收来自相机的输入,因此您需要将预览格式设置为半平面布局(NV21),然后在将其交给MediaCodec之前执行U/V swap

如果您使用的是Android 4.3或更高版本,则可以跳过所有格式体操并使用Surface预览输出。示例请参阅CameraToMpegTest sources