[英]Unable to record video using screenrecord in android programatically
[英]Cannot record the screen on Android Nexus 4 with screenrecord or telecine
在Nexus 4和Android 5.1.1上,我遇到了以下使我發瘋的問題:
嘗試使用以下方法記錄屏幕(在Kubuntu 15.04上)時:
adb shell screenrecord --verbose /sdcard/Download/intro9.mp4
僅錄制幾秒鍾(1-4),然后錄制本身停止。
在logcat中有相關的輸出:
09-16 14:12:46.943 5733-5742/? I/OMXClient﹕ Using client-side OMX mux.
09-16 14:12:46.946 188-4537/? E/OMX-VENC-720p﹕ Is component secure 0
09-16 14:12:46.969 188-188/? E/OMX-VENC-720p﹕ set_parameter: metamode is valid for input port only
09-16 14:12:46.969 188-188/? E/OMXNodeInstance﹕ setParameter(50:qcom.encoder.avc, OMX.google.android.index.storeMetaDataInBuffers(0x7f00001c): Output:1 en=0 GB=0) ERROR: UnsupportedSetting(0x80001019)
09-16 14:12:46.969 5733-5742/? E/ACodec﹕ [OMX.qcom.video.encoder.avc] storeMetaDataInBuffers (output) failed w/ err -1010
09-16 14:12:46.971 188-4537/? E/OMX-VENC-720p﹕ WARNING: Unsupported Color format [2130708361]
09-16 14:12:46.972 188-4537/? E/OMX-VENC-720p﹕ C2D init is successful
09-16 14:12:46.972 188-188/? E/OMX-VENC-720p﹕ WARNING: Unsupported Color format [2130708361]
09-16 14:12:46.973 188-5092/? E/OMX-VENC-720p﹕ venc_set_intra_period: nPFrames = 600 nBFrames = 0
09-16 14:12:46.982 188-5743/? E/OMX-VENC-720p﹕ Allocated virt:0xb3e4b000, FD: 41 of size 1474560 at index: 0
09-16 14:12:46.982 188-5743/? E/OMX-VENC-720p﹕ Allocated virt:0xb3ce3000, FD: 43 of size 1474560 at index: 1
09-16 14:12:47.011 188-5743/? E/OMX-VENC-720p﹕ open Color conv for RGBA888
在Ctrl-C之后:
09-16 14:13:21.482 188-716/? E/OMX-VENC-720p﹕ ion recon buffer free failed
09-16 14:13:21.482 188-716/? E/OMX-VENC-720p﹕ ion recon buffer free failed
09-16 14:13:21.521 188-5744/? E/OMX-VENC-720p﹕ ioctl VEN_IOCTL_CMD_READ_NEXT_MSG failed
09-16 14:13:21.521 188-5092/? E/OMX-VENC-720p﹕ Destroy C2D instance
控制台輸出是:
Main display is 768x1280 @60.00fps (orientation=0)
Configuring recorder for 768x1280 video/avc at 4.00Mbps
Content area is 768x1280 at offset x=0 y=0
我嘗試了各種解決方案,例如降低比特率,重啟電話,使用電視電影,使用其他PC,關閉MTP,但都沒有運氣。 在過去,當遇到同樣的問題時,甚至將Android降級到4.4,但也沒有運氣。
有人遇到過這個問題嗎?您是如何解決的?
PS奇怪的是,最初一切都按預期運行:我能夠用Telecine錄制大約2分鍾的屏幕錄像(很少)。 然后沒有明顯的原因,它開始表現得像這樣……
事實證明,原因很簡單:運行Android Studio或Eclipse時,它顯然會定期發送一些adb消息來中斷錄制。 解決的辦法是停止AS或Eclipse,然后進行記錄。
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