int slesDestroyServer(sles_data *pSles) { int status = SLES_FAIL; SLES_PRINTF("Start slesDestroyServer: pSles = %p", pSles); if (pSles != NULL) { if (NULL != pSles->playerObject) { SLES_PRINTF("stopping player..."); SLPlayItf playerPlay; SLresult result = (*(pSles->playerObject))->GetInterface(pSles->playerObject, SL_IID_PLAY, &playerPlay); ASSERT_EQ(SL_RESULT_SUCCESS, result); //stop player and recorder if they exist result = (*playerPlay)->SetPlayState(playerPlay, SL_PLAYSTATE_STOPPED); ASSERT_EQ(SL_RESULT_SUCCESS, result); } if (NULL != pSles->recorderObject) { SLES_PRINTF("stopping recorder..."); SLRecordItf recorderRecord; SLresult result = (*(pSles->recorderObject))->GetInterface(pSles->recorderObject, SL_IID_RECORD, &recorderRecord); ASSERT_EQ(SL_RESULT_SUCCESS, result); result = (*recorderRecord)->SetRecordState(recorderRecord, SL_RECORDSTATE_STOPPED); ASSERT_EQ(SL_RESULT_SUCCESS, result); } usleep(1000); audio_utils_fifo_deinit(&(pSles->fifo)); delete[] pSles->fifoBuffer; SLES_PRINTF("slesDestroyServer 2"); // if (sndfile != NULL) { audio_utils_fifo_deinit(&(pSles->fifo2)); delete[] pSles->fifo2Buffer; SLES_PRINTF("slesDestroyServer 3"); // sf_close(sndfile); // } if (NULL != pSles->playerObject) { (*(pSles->playerObject))->Destroy(pSles->playerObject); } SLES_PRINTF("slesDestroyServer 4"); if (NULL != pSles->recorderObject) { (*(pSles->recorderObject))->Destroy(pSles->recorderObject); } SLES_PRINTF("slesDestroyServer 5"); (*(pSles->outputmixObject))->Destroy(pSles->outputmixObject); SLES_PRINTF("slesDestroyServer 6"); (*(pSles->engineObject))->Destroy(pSles->engineObject); SLES_PRINTF("slesDestroyServer 7"); // free(pSles); // pSles = NULL; status = SLES_SUCCESS; } SLES_PRINTF("End slesDestroyServer: status = %d", status); return status; }
int main(int argc, char **argv) { size_t frameCount = 256; size_t maxFramesPerRead = 1; size_t maxFramesPerWrite = 1; int i; for (i = 1; i < argc; i++) { char *arg = argv[i]; if (arg[0] != '-') break; switch (arg[1]) { case 'c': // FIFO frame count frameCount = atoi(&arg[2]); break; case 'r': // maximum frame count per read from FIFO maxFramesPerRead = atoi(&arg[2]); break; case 'w': // maximum frame count per write to FIFO maxFramesPerWrite = atoi(&arg[2]); break; default: fprintf(stderr, "%s: unknown option %s\n", argv[0], arg); goto usage; } } if (argc - i != 2) { usage: fprintf(stderr, "usage: %s [-c#] in.wav out.wav\n", argv[0]); return EXIT_FAILURE; } char *inputFile = argv[i]; char *outputFile = argv[i+1]; SF_INFO sfinfoin; memset(&sfinfoin, 0, sizeof(sfinfoin)); SNDFILE *sfin = sf_open(inputFile, SFM_READ, &sfinfoin); if (sfin == NULL) { perror(inputFile); return EXIT_FAILURE; } // sf_readf_short() does conversion, so not strictly necessary to check the file format. // But I want to do "cmp" on input and output files afterwards, // and it is easier if they are all the same format. // Enforcing that everything is 16-bit is convenient for this. if ((sfinfoin.format & (SF_FORMAT_TYPEMASK | SF_FORMAT_SUBMASK)) != (SF_FORMAT_WAV | SF_FORMAT_PCM_16)) { fprintf(stderr, "%s: unsupported format\n", inputFile); sf_close(sfin); return EXIT_FAILURE; } size_t frameSize = sizeof(short) * sfinfoin.channels; short *inputBuffer = new short[sfinfoin.frames * sfinfoin.channels]; sf_count_t actualRead = sf_readf_short(sfin, inputBuffer, sfinfoin.frames); if (actualRead != sfinfoin.frames) { fprintf(stderr, "%s: unexpected EOF or error\n", inputFile); sf_close(sfin); return EXIT_FAILURE; } sf_close(sfin); short *outputBuffer = new short[sfinfoin.frames * sfinfoin.channels]; size_t framesWritten = 0; size_t framesRead = 0; struct audio_utils_fifo fifo; short *fifoBuffer = new short[frameCount * sfinfoin.channels]; audio_utils_fifo_init(&fifo, frameCount, frameSize, fifoBuffer); int fifoWriteCount = 0, fifoReadCount = 0; int fifoFillLevel = 0, minFillLevel = INT_MAX, maxFillLevel = INT_MIN; for (;;) { size_t framesToWrite = sfinfoin.frames - framesWritten; size_t framesToRead = sfinfoin.frames - framesRead; if (framesToWrite == 0 && framesToRead == 0) { break; } if (framesToWrite > maxFramesPerWrite) { framesToWrite = maxFramesPerWrite; } framesToWrite = rand() % (framesToWrite + 1); ssize_t actualWritten = audio_utils_fifo_write(&fifo, &inputBuffer[framesWritten * sfinfoin.channels], framesToWrite); if (actualWritten < 0 || (size_t) actualWritten > framesToWrite) { fprintf(stderr, "write to FIFO failed\n"); break; } framesWritten += actualWritten; if (actualWritten > 0) { fifoWriteCount++; } fifoFillLevel += actualWritten; if (fifoFillLevel > maxFillLevel) { maxFillLevel = fifoFillLevel; if (maxFillLevel > (int) frameCount) abort(); } if (framesToRead > maxFramesPerRead) { framesToRead = maxFramesPerRead; } framesToRead = rand() % (framesToRead + 1); ssize_t actualRead = audio_utils_fifo_read(&fifo, &outputBuffer[framesRead * sfinfoin.channels], framesToRead); if (actualRead < 0 || (size_t) actualRead > framesToRead) { fprintf(stderr, "read from FIFO failed\n"); break; } framesRead += actualRead; if (actualRead > 0) { fifoReadCount++; } fifoFillLevel -= actualRead; if (fifoFillLevel < minFillLevel) { minFillLevel = fifoFillLevel; if (minFillLevel < 0) abort(); } } printf("FIFO non-empty writes: %d, non-empty reads: %d\n", fifoWriteCount, fifoReadCount); printf("fill=%d, min=%d, max=%d\n", fifoFillLevel, minFillLevel, maxFillLevel); audio_utils_fifo_deinit(&fifo); delete[] fifoBuffer; SF_INFO sfinfoout; memset(&sfinfoout, 0, sizeof(sfinfoout)); sfinfoout.samplerate = sfinfoin.samplerate; sfinfoout.channels = sfinfoin.channels; sfinfoout.format = sfinfoin.format; SNDFILE *sfout = sf_open(outputFile, SFM_WRITE, &sfinfoout); if (sfout == NULL) { perror(outputFile); return EXIT_FAILURE; } sf_count_t actualWritten = sf_writef_short(sfout, outputBuffer, framesRead); delete[] inputBuffer; delete[] outputBuffer; delete[] fifoBuffer; if (actualWritten != (sf_count_t) framesRead) { fprintf(stderr, "%s: unexpected error\n", outputFile); sf_close(sfout); return EXIT_FAILURE; } sf_close(sfout); return EXIT_SUCCESS; }