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spectrum: avoid unneccesary extra fft runs
Before it was possible that we run an extra fft when the time for sending a new message is due. Only do this if we have not run the fft for the interval at all.
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1 changed files with 6 additions and 8 deletions
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@ -986,10 +986,9 @@ gst_spectrum_transform_ip (GstBaseTransform * trans, GstBuffer * buffer)
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);
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/* If we have enough frames for an FFT or we have all frames required for
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* the interval run an FFT. In the last case we probably take the
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* FFT of frames that we already handled.
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*/
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if ((spectrum->num_frames % nfft == 0) || have_full_interval) {
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* the interval and we haven't run a FFT, then run an FFT */
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if ((spectrum->num_frames % nfft == 0) ||
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(have_full_interval && !spectrum->num_fft)) {
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gst_spectrum_run_fft (spectrum, cd, input_pos);
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spectrum->num_fft++;
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}
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@ -1050,10 +1049,9 @@ gst_spectrum_transform_ip (GstBaseTransform * trans, GstBuffer * buffer)
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);
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/* If we have enough frames for an FFT or we have all frames required for
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* the interval run an FFT. In the last case we probably take the
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* FFT of frames that we already handled.
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*/
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if ((spectrum->num_frames % nfft == 0) || have_full_interval) {
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* the interval and we haven't run a FFT, then run an FFT */
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if ((spectrum->num_frames % nfft == 0) ||
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(have_full_interval && !spectrum->num_fft)) {
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for (c = 0; c < channels; c++) {
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cd = &spectrum->channel_data[c];
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gst_spectrum_run_fft (spectrum, cd, input_pos);
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