android下hci_tts_synth函数返回失败

skycrawler

android下调用hci_tts_synth函数，可正常工作约10分钟，10分钟后返回失败：504:TTS Local Engine Synth Failed请问这有可能是什么原因造成的呢？  


主要日志：
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][JtExamOutputVoiceProc] jtExam_OutputVoiceProc iSize(3840)!
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][JtExamOutputVoiceProc] jtExam_OutputVoiceProc iSize(3840)!
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][JtExamOutputVoiceProc] jtExam_OutputVoiceProc iSize(3840)!
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][JtExamOutputVoiceProc] jtExam_OutputVoiceProc iSize(3840)!
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][JtExamOutputVoiceProc] jtExam_OutputVoiceProc iSize(3840)!
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][JtExamOutputVoiceProc] jtExam_OutputVoiceProc iSize(3840)!
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][JtExamOutputVoiceProc] jtExam_OutputVoiceProc iSize(2080)!
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][JtExamOutputVoiceProc] jtExam_OutputVoiceProc iSize(0)!
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][JtExamOutputVoiceProc] jtTTS_SynthStop return 0
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][SynthesizeText]Leave
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsSynth]Leave
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Leave
2020-08-10 18:49:49 /app_process32(12415:-699397856) INFO    [hci_tts][Synth] SUCCESS
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Leave
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_synth]Leave
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_stop]Enter
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts][Stop]Enter
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStopSession]Enter
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStopSession]Leave
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts][Stop]Leave
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [jtcommon][~SessionInterface]Enter
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [jtcommon][~SessionInterface]Leave
2020-08-10 18:49:49 /app_process32(12415:-699397856) INFO    [hci_tts][StopSession] SUCCESS
2020-08-10 18:49:49 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_stop]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_start]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][Start]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStartSession]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][StartSession]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][StartSession] signed in librarys or not signed
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][StartSession] jtTTS_GetExtBufSize(/storage/emulated/0/Android/data/com.ai7qi.speechagenttest/files/77.ai/tmp/avt/tone/CNPackage.dat, /storage/emulated/0/Android/data/com.ai7qi.speechagenttest/files/77.ai/tmp/avt/tone/ENPackage.dat, /storage/emulated/0/Android/data/com.ai7qi.speechagenttest/files/77.ai/tmp/avt/tone/DMPackage.dat, 1987932).
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][StartSession]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStartSession]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][Start]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) INFO    [hci_tts][StartSession] SUCCESS
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_start]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_synth]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsSynth]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][SynthesizeText]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) ERROR   [hci_tts_local][SynthesizeText] (Local)SynthFiled jtErrCode(2)!
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][SynthesizeText]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsSynth]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) ERROR   [hci_tts][Synth] FAILED(504:TTS Local Engine Synth Failed)
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_synth]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_stop]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][Stop]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStopSession]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStopSession]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][Stop]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [jtcommon][~SessionInterface]Enter
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [jtcommon][~SessionInterface]Leave
2020-08-10 18:50:18 /app_process32(12415:-699397856) INFO    [hci_tts][StopSession] SUCCESS
2020-08-10 18:50:18 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_stop]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_start]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][Start]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStartSession]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][StartSession]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][StartSession] signed in librarys or not signed
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][StartSession] jtTTS_GetExtBufSize(/storage/emulated/0/Android/data/com.ai7qi.speechagenttest/files/77.ai/tmp/avt/tone/CNPackage.dat, /storage/emulated/0/Android/data/com.ai7qi.speechagenttest/files/77.ai/tmp/avt/tone/ENPackage.dat, /storage/emulated/0/Android/data/com.ai7qi.speechagenttest/files/77.ai/tmp/avt/tone/DMPackage.dat, 1987932).
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][StartSession]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStartSession]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][Start]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) INFO    [hci_tts][StartSession] SUCCESS
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_start]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_synth]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsSynth]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][SynthesizeText]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) ERROR   [hci_tts_local][SynthesizeText] (Local)SynthFiled jtErrCode(2)!
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][SynthesizeText]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsSynth]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) ERROR   [hci_tts][Synth] FAILED(504:TTS Local Engine Synth Failed)
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][Synth]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_synth]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_stop]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][Stop]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStopSession]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts_local][HciTtsStopSession]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][Stop]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [jtcommon][~SessionInterface]Enter
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [jtcommon][~SessionInterface]Leave
2020-08-10 18:50:22 /app_process32(12415:-699397856) INFO    [hci_tts][StopSession] SUCCESS
2020-08-10 18:50:22 /app_process32(12415:-699397856) DEBUG   [hci_tts][hci_tts_session_stop]Leave