我可以通过在Android设备上流式传输H.265视频来重现崩溃。所有相关的代码都是try-catch块。是否有可能捕获异常并防止应用崩溃。跟踪不指向任何应用程序的代码。我怀疑这不是由任何特定声明引起的。
10-03 00:26:46.891 31480-31888/net.mydomain.appid I/OMXClient: Using client-side OMX mux. 10-03 00:26:46.894 31480-31882/net.mydomain.appid D/SoftHEVC: Number of CPU cores: 8 10-03 00:26:46.897 31480-31882/net.mydomain.appid D/SoftHEVC: Initializing decoder 10-03 00:26:46.900 31480-31882/net.mydomain.appid D/SoftHEVC: Set number of cores to 4 10-03 00:26:46.900 31480-31882/net.mydomain.appid D/SoftHEVC: Ittiam decoder version number: @(#)Id:HEVCDEC_production Ver:04.01 Released by ITTIAM Build: Feb 18 2019 @ 12:15:02 10-03 00:26:46.905 31480-31882/net.mydomain.appid W/OMXNodeInstance: [1:google.hevc.decoder] component does not support metadata mode; using fallback 10-03 00:26:46.905 31480-31882/net.mydomain.appid E/ACodec: [OMX.google.hevc.decoder] storeMetaDataInBuffers failed w/ err -1010 10-03 00:26:46.905 31480-31882/net.mydomain.appid D/SoftHEVC: Freeing codec memory 10-03 00:26:46.908 31480-31888/net.mydomain.appid D/SoftHEVC: Number of CPU cores: 8 10-03 00:26:46.908 31480-31888/net.mydomain.appid D/SoftHEVC: Initializing decoder 10-03 00:26:46.909 31480-31888/net.mydomain.appid D/SoftHEVC: Set number of cores to 4 10-03 00:26:46.909 31480-31888/net.mydomain.appid D/SoftHEVC: Ittiam decoder version number: @(#)Id:HEVCDEC_production Ver:04.01 Released by ITTIAM Build: Feb 18 2019 @ 12:15:02 10-03 00:26:46.909 31480-31882/net.mydomain.appid D/SoftHEVC: Number of CPU cores: 8 10-03 00:26:46.912 31480-31882/net.mydomain.appid D/SoftHEVC: Initializing decoder 10-03 00:26:46.914 31480-31888/net.mydomain.appid W/OMXNodeInstance: [1:google.hevc.decoder] component does not support metadata mode; using fallback 10-03 00:26:46.914 31480-31888/net.mydomain.appid E/ACodec: [OMX.google.hevc.decoder] storeMetaDataInBuffers failed w/ err -1010 10-03 00:26:46.915 31480-31888/net.mydomain.appid D/SoftHEVC: Freeing codec memory 10-03 00:26:46.916 31480-31882/net.mydomain.appid D/SoftHEVC: Set number of cores to 4 10-03 00:26:46.916 31480-31882/net.mydomain.appid D/SoftHEVC: Ittiam decoder version number: @(#)Id:HEVCDEC_production Ver:04.01 Released by ITTIAM Build: Feb 18 2019 @ 12:15:02 10-03 00:26:46.925 31480-31888/net.mydomain.appid D/SoftHEVC: Number of CPU cores: 8 10-03 00:26:46.926 31480-31888/net.mydomain.appid E/SoftHEVC: Allocation failure for memory record #30 of size 402427776 10-03 00:26:46.926 31480-31888/net.mydomain.appid E/SoftHEVC: Create failure 10-03 00:26:46.926 31480-31888/net.mydomain.appid D/SoftHEVC: Freeing codec memory 10-03 00:26:46.935 31480-31891/net.mydomain.appid D/SoftHEVC: Number of CPU cores: 8 10-03 00:26:46.935 31480-31891/net.mydomain.appid D/SoftHEVC: Initializing decoder 10-03 00:26:46.937 31480-31891/net.mydomain.appid D/SoftHEVC: Set number of cores to 4 10-03 00:26:46.937 31480-31891/net.mydomain.appid D/SoftHEVC: Ittiam decoder version number: @(#)Id:HEVCDEC_production Ver:04.01 Released by ITTIAM Build: Feb 18 2019 @ 12:15:02 10-03 00:26:46.943 31480-31891/net.mydomain.appid D/SoftHEVC: Freeing codec memory 10-03 00:26:46.946 31480-31891/net.mydomain.appid D/SoftHEVC: Number of CPU cores: 8 10-03 00:26:46.947 31480-31891/net.mydomain.appid E/SoftHEVC: Allocation failure for memory record #30 of size 402427776 10-03 00:26:46.947 31480-31891/net.mydomain.appid E/SoftHEVC: Create failure 10-03 00:26:46.947 31480-31891/net.mydomain.appid D/SoftHEVC: Freeing codec memory 10-03 00:26:46.949 31480-31891/net.mydomain.appid A/SoftHEVC: frameworks/av/media/libstagefright/codecs/hevcdec/SoftHEVC.cpp:678 CHECK_EQ( reInitDecoder(),(status_t)OK) failed: -12 vs. 0 --------- beginning of crash 10-03 00:26:46.950 31480-31891/net.mydomain.appid A/libc: Fatal signal 6 (SIGABRT), code -6 in tid 31891 (le.hevc.decoder) 10-03 00:26:47.067 322-322/? I/DEBUG: *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** *** 10-03 00:26:47.067 322-322/? I/DEBUG: Build fingerprint: 'foo/tm_a83t/tm-a83t:5.1.1/LMY48B/20190312:eng/test-keys' 10-03 00:26:47.067 322-322/? I/DEBUG: Revision: '0' 10-03 00:26:47.067 322-322/? I/DEBUG: ABI: 'arm' 10-03 00:26:47.068 322-322/? I/DEBUG: pid: 31480, tid: 31891, name: le.hevc.decoder >>> net.mydomain.appid <<< 10-03 00:26:47.068 322-322/? I/DEBUG: signal 6 (SIGABRT), code -6 (SI_TKILL), fault addr -------- 10-03 00:26:47.164 322-322/? I/DEBUG: Abort message: 'frameworks/av/media/libstagefright/codecs/hevcdec/SoftHEVC.cpp:678 CHECK_EQ( reInitDecoder(),(status_t)OK) failed: -12 vs. 0' 10-03 00:26:47.164 322-322/? I/DEBUG: r0 00000000 r1 00007c93 r2 00000006 r3 00000000 10-03 00:26:47.164 322-322/? I/DEBUG: r4 98e39db8 r5 00000006 r6 0000000c r7 0000010c 10-03 00:26:47.164 322-322/? I/DEBUG: r8 00000000 r9 98e39a58 sl 98e399dc fp 98e399d0 10-03 00:26:47.164 322-322/? I/DEBUG: ip 00007c93 sp 98e39538 lr b6df2855 pc b6e15a68 cpsr 60030010 10-03 00:26:47.165 322-322/? I/DEBUG: backtrace: 10-03 00:26:47.165 322-322/? I/DEBUG: #00 pc 0003aa68 /system/lib/libc.so (tgkill+12) 10-03 00:26:47.166 322-322/? I/DEBUG: #01 pc 00017851 /system/lib/libc.so (pthread_kill+52) 10-03 00:26:47.166 322-322/? I/DEBUG: #02 pc 00018467 /system/lib/libc.so (raise+10) 10-03 00:26:47.166 322-322/? I/DEBUG: #03 pc 00014c25 /system/lib/libc.so (__libc_android_abort+36) 10-03 00:26:47.166 322-322/? I/DEBUG: #04 pc 00012f70 /system/lib/libc.so (abort+4) 10-03 00:26:47.166 322-322/? I/DEBUG: #05 pc 00002215 /system/lib/liblog.so (__android_log_assert+88) 10-03 00:26:47.166 322-322/? I/DEBUG: #06 pc 00009d87 /system/lib/libstagefright_soft_hevcdec.so 10-03 00:26:47.166 322-322/? I/DEBUG: #07 pc 00016ca5 /system/lib/libstagefright_omx.so (android::SimpleSoftOMXComponent::onMessageReceived(android::sp<android::AMessage> const&)+220) 10-03 00:26:47.166 322-322/? I/DEBUG: #08 pc 00016deb /system/lib/libstagefright_omx.so 10-03 00:26:47.167 322-322/? I/DEBUG: #09 pc 0000c55f /system/lib/libstagefright_foundation.so (android::ALooperRoster::deliverMessage(android::sp<android::AMessage> const&)+166) 10-03 00:26:47.167 322-322/? I/DEBUG: #10 pc 0000bedd /system/lib/libstagefright_foundation.so (android::ALooper::loop()+220) 10-03 00:26:47.167 322-322/? I/DEBUG: #11 pc 000104e1 /system/lib/libutils.so (android::Thread::_threadLoop(void*)+112) 10-03 00:26:47.167 322-322/? I/DEBUG: #12 pc 00010051 /system/lib/libutils.so 10-03 00:26:47.167 322-322/? I/DEBUG: #13 pc 0001703f /system/lib/libc.so (__pthread_start(void*)+30) 10-03 00:26:47.167 322-322/? I/DEBUG: #14 pc 00014f87 /system/lib/libc.so (__start_thread+6) 10-03 00:26:47.168 322-322/? I/debuggerd: type=1400 audit(0.0:8): avc: denied { read } for name="pvrsrvkm" dev="tmpfs" ino=2176 scontext=u:r:debuggerd:s0 tcontext=u:object_r:gpu_device:s0 tclass=chr_file permissive=1 10-03 00:26:47.168 322-322/? I/debuggerd: type=1400 audit(0.0:9): avc: denied { open } for name="pvrsrvkm" dev="tmpfs" ino=2176 scontext=u:r:debuggerd:s0 tcontext=u:object_r:gpu_device:s0 tclass=chr_file permissive=1 10-03 00:26:47.168 322-322/? I/debuggerd: type=1400 audit(0.0:10): avc: denied { getattr } for path="/dev/pvrsrvkm" dev="tmpfs" ino=2176 scontext=u:r:debuggerd:s0 tcontext=u:object_r:gpu_device:s0 tclass=chr_file permissive=1 10-03 00:26:49.165 433-581/system_process E/NativeCrashListener: Exception dealing with report android.system.ErrnoException: read failed: EAGAIN (Try again) at libcore.io.Posix.readBytes(Native Method) at libcore.io.Posix.read(Posix.java:165) at libcore.io.BlockGuardOs.read(BlockGuardOs.java:230) at android.system.Os.read(Os.java:350) at com.android.server.am.NativeCrashListener.consumeNativeCrashData(NativeCrashListener.java:240) at com.android.server.am.NativeCrashListener.run(NativeCrashListener.java:138)似乎是由“ CHECK_EQ（reInitDecoder（），（status_t）OK）;”引起的；”在以下code中：
// This is needed to handle CTS DecoderTest testCodecResetsHEVCWithoutSurface, // which is not sending SPS/PPS after port reconfiguration and flush to the codec. if (unsupportedDimensions && !mFlushNeeded) { bool portWillReset = false; handlePortSettingsChange(&portWillReset, s_dec_op.u4_pic_wd, s_dec_op.u4_pic_ht); CHECK_EQ(reInitDecoder(), (status_t)OK); setDecodeArgs(&s_dec_ip, &s_dec_op, inHeader, outHeader, timeStampIx); ivdec_api_function(mCodecCtx, (void *)&s_dec_ip, (void *)&s_dec_op); return; }是否有办法找出Android设备的HEVC解码器的unsupportedDimensions？
我可以通过在Android设备上流式传输H.265视频来重现崩溃。所有相关的代码都是try-catch块。是否有可能捕获异常并防止应用崩溃。跟踪不...
如果您正在寻求一种方法来获取编解码器的不同参数的支持范围，则可以使用MediaCodecInfo.VideoCapabilities