mirror of
https://github.com/hrydgard/ppsspp.git
synced 2024-11-27 15:30:35 +00:00
68317f0067
Some compile parameters were resulting in us try to use a func we didn't compile. We should at least use the same defines in usage and definition.
128 lines
4.4 KiB
C++
128 lines
4.4 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
|
|
|
|
// This program is free software: you can redistribute it and/or modify
|
|
// it under the terms of the GNU General Public License as published by
|
|
// the Free Software Foundation, version 2.0 or later versions.
|
|
|
|
// This program is distributed in the hope that it will be useful,
|
|
// but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
// GNU General Public License 2.0 for more details.
|
|
|
|
// A copy of the GPL 2.0 should have been included with the program.
|
|
// If not, see http://www.gnu.org/licenses/
|
|
|
|
// Official git repository and contact information can be found at
|
|
// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
|
|
|
|
#include "Common/Common.h"
|
|
#include "Common/CPUDetect.h"
|
|
#include "Core/Util/AudioFormat.h"
|
|
#include "Core/Util/AudioFormatNEON.h"
|
|
|
|
#ifdef _M_SSE
|
|
#include <emmintrin.h>
|
|
#endif
|
|
|
|
void AdjustVolumeBlockStandard(s16 *out, s16 *in, size_t size, int leftVol, int rightVol) {
|
|
#ifdef _M_SSE
|
|
if (leftVol <= 0x7fff && -leftVol <= 0x8000 && rightVol <= 0x7fff && -rightVol <= 0x8000) {
|
|
__m128i volume = _mm_set_epi16(leftVol, rightVol, leftVol, rightVol, leftVol, rightVol, leftVol, rightVol);
|
|
while (size >= 16) {
|
|
__m128i indata1 = _mm_loadu_si128((__m128i *)in);
|
|
__m128i indata2 = _mm_loadu_si128((__m128i *)(in + 8));
|
|
_mm_storeu_si128((__m128i *)out, _mm_mulhi_epi16(indata1, volume));
|
|
_mm_storeu_si128((__m128i *)(out + 8), _mm_mulhi_epi16(indata2, volume));
|
|
in += 16;
|
|
out += 16;
|
|
size -= 16;
|
|
}
|
|
}
|
|
#if 0
|
|
// This path wraps instead of clamps in _mm_slli_epi16. Needs fixing.
|
|
else {
|
|
// We have to shift inside the loop to avoid the signed 16-bit multiply issue.
|
|
int leftShift = 0;
|
|
int leftVol16 = leftVol;
|
|
while (leftVol16 > 0x7fff || -leftVol16 > 0x8000) {
|
|
++leftShift;
|
|
leftVol16 >>= 1;
|
|
}
|
|
int rightShift = 0;
|
|
int rightVol16 = rightVol;
|
|
while (rightVol16 > 0x7fff || -rightVol16 > 0x8000) {
|
|
++rightShift;
|
|
rightVol16 >>= 1;
|
|
}
|
|
__m128i volume = _mm_set_epi16(leftVol16, rightVol16, leftVol16, rightVol16, leftVol16, rightVol16, leftVol16, rightVol16);
|
|
while (size >= 16) {
|
|
__m128i indata1 = _mm_loadu_si128((__m128i *)in);
|
|
__m128i indata2 = _mm_loadu_si128((__m128i *)(in + 8));
|
|
_mm_storeu_si128((__m128i *)out, _mm_slli_epi16(_mm_mulhi_epi16(indata1, volume), leftShift));
|
|
_mm_storeu_si128((__m128i *)(out + 8), _mm_slli_epi16(_mm_mulhi_epi16(indata2, volume), rightShift));
|
|
in += 16;
|
|
out += 16;
|
|
size -= 16;
|
|
}
|
|
}
|
|
#endif
|
|
#endif
|
|
if (leftVol <= 0x7fff && -leftVol <= 0x8000 && rightVol <= 0x7fff && -rightVol <= 0x8000) {
|
|
for (size_t i = 0; i < size; i += 2) {
|
|
out[i] = ApplySampleVolume(in[i], leftVol);
|
|
out[i + 1] = ApplySampleVolume(in[i + 1], rightVol);
|
|
}
|
|
} else {
|
|
for (size_t i = 0; i < size; i += 2) {
|
|
out[i] = ApplySampleVolume20Bit(in[i], leftVol);
|
|
out[i + 1] = ApplySampleVolume20Bit(in[i + 1], rightVol);
|
|
}
|
|
}
|
|
}
|
|
|
|
void ConvertS16ToF32(float *out, const s16 *in, size_t size) {
|
|
#ifdef _M_SSE
|
|
const __m128i zero = _mm_setzero_si128();
|
|
const __m128 scale = _mm_set_ps1(1.0f / 32767.0f);
|
|
while (size >= 16) {
|
|
__m128i indata1 = _mm_loadu_si128((__m128i *)in + 0);
|
|
__m128i indata2 = _mm_loadu_si128((__m128i *)in + 1);
|
|
// Now we unpack with "sign extension", by unpacking with 0xFFFF if zero is greater.
|
|
__m128i insign1 = _mm_cmpgt_epi16(zero, indata1);
|
|
__m128i insign2 = _mm_cmpgt_epi16(zero, indata2);
|
|
__m128i indata1lo = _mm_unpacklo_epi16(indata1, insign1);
|
|
__m128i indata1hi = _mm_unpackhi_epi16(indata1, insign1);
|
|
__m128i indata2lo = _mm_unpacklo_epi16(indata2, insign2);
|
|
__m128i indata2hi = _mm_unpackhi_epi16(indata2, insign2);
|
|
|
|
_mm_storeu_ps(out + 0, _mm_mul_ps(_mm_cvtepi32_ps(indata1lo), scale));
|
|
_mm_storeu_ps(out + 4, _mm_mul_ps(_mm_cvtepi32_ps(indata1hi), scale));
|
|
_mm_storeu_ps(out + 8, _mm_mul_ps(_mm_cvtepi32_ps(indata2lo), scale));
|
|
_mm_storeu_ps(out + 12, _mm_mul_ps(_mm_cvtepi32_ps(indata2hi), scale));
|
|
|
|
in += 16;
|
|
out += 16;
|
|
size -= 16;
|
|
}
|
|
#endif
|
|
for (size_t i = 0; i < size; i++) {
|
|
out[i] = in[i] * (1.0f / 32767.0f);
|
|
}
|
|
}
|
|
|
|
#if !defined(_M_SSE) && !PPSSPP_ARCH(ARM64)
|
|
AdjustVolumeBlockFunc AdjustVolumeBlock = &AdjustVolumeBlockStandard;
|
|
|
|
// This has to be done after CPUDetect has done its magic.
|
|
void SetupAudioFormats() {
|
|
#if PPSSPP_ARCH(ARM_NEON) && !PPSSPP_ARCH(ARM64)
|
|
if (cpu_info.bNEON) {
|
|
AdjustVolumeBlock = &AdjustVolumeBlockNEON;
|
|
}
|
|
#endif
|
|
}
|
|
#else
|
|
void SetupAudioFormats() {
|
|
}
|
|
#endif
|