blob: 348c407d2475b19ac8e8e97d4e2ff7af2d1b1bfe [file] [log] [blame]
* Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
#include "dl/api/omxtypes.h"
struct SnrResult {
/* SNR (in dB) for real component (for complex signals) */
float real_snr_;
/* SNR (in dB) for imaginary component (for complex signals) */
float imag_snr_;
/* SNR (in dB) for real and complex component (for complex signals) */
float complex_snr_;
* Compute the SNR between the |actual| and |expected| signals of
* length |size|. Three SNRs are computed. An SNR is computed for
* just the real component, just the imaginary component, and the
* complex component. The computed SNR is in dBs.
void CompareComplex32(struct SnrResult* snr, OMX_SC32* actual,
OMX_SC32* expected, int size);
void CompareComplex16(struct SnrResult* snr, OMX_SC16* actual,
OMX_SC16* expected, int size);
void CompareReal32(struct SnrResult* snr, OMX_S32* actual,
OMX_S32* expected, int size);
void CompareReal16(struct SnrResult* snr, OMX_S16* actual,
OMX_S16* expected, int size);
void CompareComplexFloat(struct SnrResult* snr, OMX_FC32* actual,
OMX_FC32* expected, int size);
void CompareFloat(struct SnrResult* snr, OMX_F32* actual,
OMX_F32* expected, int size);