dev
xufulong 3 years ago
parent aecd1c94e2
commit 08799c74a9
  1. 9
      app/src/main/cpp/visualizer/execute_fft.c

@ -27,7 +27,7 @@ int open_visualizer(filter_sys_t *p_sys)
p_sys->f_rotationIncrement = ROTATION_INCREMENT; p_sys->f_rotationIncrement = ROTATION_INCREMENT;
window_param *w_param = (window_param*) malloc(sizeof(window_param)); window_param *w_param = (window_param*) malloc(sizeof(window_param));
p_sys->wind_param = *w_param;//TODO p_sys->wind_param = *w_param;
/* Fetch the FFT window parameters */ /* Fetch the FFT window parameters */
window_get_param(&p_sys->wind_param); window_get_param(&p_sys->wind_param);
@ -37,7 +37,7 @@ int open_visualizer(filter_sys_t *p_sys)
p_sys->queue = *queue; p_sys->queue = *queue;
p_sys->dead = false; p_sys->dead = false;
pthread_create (&p_sys->thread, NULL, fft_thread, p_sys);//TODO pthread_create (&p_sys->thread, NULL, fft_thread, p_sys);
return 0; return 0;
} }
@ -298,11 +298,10 @@ void fft_once(filter_sys_t *p_sys)
window_scale_in_place (p_buffer1, &wind_ctx); window_scale_in_place (p_buffer1, &wind_ctx);
fft_perform (p_buffer1, p_output, p_state); fft_perform (p_buffer1, p_output, p_state);
for (i = 0; i < out_samples; ++i) for (i = 0; i < out_samples; ++i) {
p_sys->output[i] = p_output[i] * (2 ^ 16) p_sys->output[i] = p_output[i] * (2 ^ 16)
/ ((out_samples / 2 * 32768) ^ 2); / ((out_samples / 2 * 32768) ^ 2);
}
LOGE("out[100]=%d,out[101]=%d,out[102]=%d", p_sys->output[100], p_sys->output[101], p_sys->output[102]);
release: release:
window_close(&wind_ctx); window_close(&wind_ctx);

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