// AO #include #include #include #include #include #include #include #include #include "sample_comm.h" static bool quit = false; static void sigterm_handler(int sig) { fprintf(stderr, "signal %d\n", sig); quit = true; } static FILE *ao_file; RK_S32 ao_set_other(RK_S32 s32SetVolume) { printf("\n=======%s=======\n", __func__); int s32DevId = 0; RK_S32 volume = 0; RK_MPI_AO_SetVolume(s32DevId, s32SetVolume); RK_MPI_AO_GetVolume(s32DevId, &volume); RK_LOGI("test info : get volume = %d", volume); RK_MPI_AO_SetTrackMode(s32DevId, AUDIO_TRACK_OUT_STEREO); AUDIO_TRACK_MODE_E trackMode; RK_MPI_AO_GetTrackMode(s32DevId, &trackMode); RK_LOGI("test info : get track mode = %d", trackMode); return 0; } RK_S32 open_device_ao(RK_S32 s32ReSmpSampleRate, RK_S32 s32SampleRate, RK_S32 u32FrameCnt) { printf("\n=======%s=======\n", __func__); RK_S32 result = 0; AUDIO_DEV aoDevId = 0; AO_CHN aoChn = 0; AIO_ATTR_S aoAttr; AO_CHN_PARAM_S pstParams; memset(&pstParams, 0, sizeof(AO_CHN_PARAM_S)); memset(&aoAttr, 0, sizeof(AIO_ATTR_S)); /*==============================================================================*/ sprintf((char *)aoAttr.u8CardName, "%s", "hw:0,0"); aoAttr.soundCard.channels = 2; // 2 aoAttr.soundCard.sampleRate = s32SampleRate; // s32SampleRate; 16000 aoAttr.soundCard.bitWidth = AUDIO_BIT_WIDTH_16; aoAttr.enBitwidth = AUDIO_BIT_WIDTH_16; // AUDIO_BIT_WIDTH_16 aoAttr.enSamplerate = (AUDIO_SAMPLE_RATE_E)s32SampleRate; // 16000 aoAttr.enSoundmode = AUDIO_SOUND_MODE_MONO; aoAttr.u32PtNumPerFrm = u32FrameCnt; // 1024 //以下参数没有特殊需要,无需修改 aoAttr.u32FrmNum = 4; aoAttr.u32EXFlag = 0; aoAttr.u32ChnCnt = 2; RK_MPI_AO_SetPubAttr(aoDevId, &aoAttr); RK_MPI_AO_Enable(aoDevId); /*==============================================================================*/ pstParams.enLoopbackMode = AUDIO_LOOPBACK_NONE; result = RK_MPI_AO_SetChnParams(aoDevId, aoChn, &pstParams); if (result != RK_SUCCESS) { RK_LOGE("ao set channel params, aoChn = %d", aoChn); return RK_FAILURE; } /*==============================================================================*/ result = RK_MPI_AO_EnableChn(aoDevId, aoChn); if (result != 0) { RK_LOGE("ao enable channel fail, aoChn = %d, reason = %x", aoChn, result); return RK_FAILURE; } /*==============================================================================*/ // set sample rate of input data if (s32ReSmpSampleRate != s32SampleRate) { printf("********RK_MPI_AO_EnableReSmp*********\n"); result = RK_MPI_AO_EnableReSmp(aoDevId, aoChn, (AUDIO_SAMPLE_RATE_E)s32ReSmpSampleRate); if (result != 0) { RK_LOGE("ao enable channel fail, reason = %x, aoChn = %d", result, aoChn); return RK_FAILURE; } } ao_set_other(100); return RK_SUCCESS; } static RK_CHAR optstr[] = "?::d:r:i:t:s:"; static void print_usage(const RK_CHAR *name) { printf("usage example:\n"); printf("\t%s -r 16000 -s 16000 -i /tmp/16000.pcm\n", name); //正常情况-r -s 配置成一样的就好 printf("\t-r: Resample rate, Default:16000\n"); printf("\t-s: sample rate, Default:16000\n"); printf("\t-i: input path, Default:\"/tmp/16000.pcm\"\n"); } int main(int argc, char *argv[]) { RK_S32 u32SampleRate = 16000; // device samplerate RK_S32 s32ReSmpSampleRate = 16000; // input pcm samplerate RK_U32 u32FrameCnt = 1024; RK_CHAR *pInPath = "/tmp/16000.pcm"; int c; while ((c = getopt(argc, argv, optstr)) != -1) { switch (c) { case 'r': s32ReSmpSampleRate = atoi(optarg); break; case 's': u32SampleRate = atoi(optarg); break; case 'i': pInPath = optarg; break; case '?': default: print_usage(argv[0]); return 0; } } printf("#SampleRate: %d\n", u32SampleRate); printf("#s32ReSmpSampleRate: %d\n", s32ReSmpSampleRate); printf("#Frame Count: %d\n", u32FrameCnt); printf("#Input Path: %s\n", pInPath); if (pInPath) { ao_file = fopen(pInPath, "rb"); if (!ao_file) { printf("ERROR: open file: %s fail, exit\n", pInPath); return 0; } } signal(SIGINT, sigterm_handler); RK_MPI_SYS_Init(); open_device_ao(s32ReSmpSampleRate, u32SampleRate, u32FrameCnt); printf("%s initial finish\n", __func__); RK_U8 *srcData = RK_NULL; RK_S32 srcSize = 0; RK_U64 timeStamp = 0; AUDIO_FRAME_S frame; RK_S32 result = 0; RK_S32 s32MilliSec = -1; while (!quit) { srcData = calloc(1024, sizeof(RK_U8)); memset(srcData, 0, 1024); srcSize = fread(srcData, 1, 1024, ao_file); frame.u32Len = srcSize; frame.u64TimeStamp = timeStamp++; frame.enBitWidth = AUDIO_BIT_WIDTH_16; frame.enSoundMode = AUDIO_SOUND_MODE_MONO; frame.bBypassMbBlk = RK_FALSE; MB_EXT_CONFIG_S extConfig; memset(&extConfig, 0, sizeof(extConfig)); extConfig.pOpaque = srcData; extConfig.pu8VirAddr = srcData; extConfig.u64Size = srcSize; RK_MPI_SYS_CreateMB(&(frame.pMbBlk), &extConfig); __RETRY: result = RK_MPI_AO_SendFrame(0, 0, &frame, s32MilliSec); if (result < 0) { RK_LOGE("send frame fail, result = %d, TimeStamp = %lld, s32MilliSec = %d", result, frame.u64TimeStamp, s32MilliSec); goto __RETRY; } RK_MPI_MB_ReleaseMB(frame.pMbBlk); if (srcSize <= 0) { printf("eof"); RK_MPI_AO_WaitEos(0, 0, s32MilliSec); break; } } if (ao_file) { fclose(ao_file); ao_file = RK_NULL; } free(srcData); RK_MPI_AO_DisableReSmp(0, 0); RK_MPI_AO_DisableChn(0, 0); RK_MPI_AO_Disable(0); RK_MPI_SYS_Exit(); return 0; }