vibrator: effect: Read vibration fifo data from vendor
Change-Id: I58c74f01d75e8616fdb03c27e3dc4c4df6838faa
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Arian
parent
b9f555e557
commit
2f5513decb
@ -9,8 +9,12 @@ cc_library_shared {
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"effect.cpp",
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],
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shared_libs: [
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"libbase",
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"libcutils",
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"libutils",
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],
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static_libs: [
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"libc++fs",
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],
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export_include_dirs: ["."]
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}
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@ -1,5 +1,6 @@
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/*
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* Copyright (c) 2020, The Linux Foundation. All rights reserved.
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* Copyright (C) 2022-2023 The LineageOS Project
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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@ -31,103 +32,69 @@
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* SPDX-License-Identifier: BSD-3-Clause-Clear
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*/
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#define LOG_TAG "libqtivibratoreffect.xiaomi"
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#include <android-base/logging.h>
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#include <filesystem>
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#include <fstream>
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#include <iostream>
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#include <unordered_map>
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#include <vector>
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#include "effect.h"
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#define ARRAY_SIZE(a) (sizeof(a) / sizeof(*(a)))
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namespace {
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/* ~170 HZ sine waveform */
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static const int8_t effect_0[] = {
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17, 34, 50, 65, 79, 92, 103, 112, 119, 124,
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127, 127, 126, 122, 116, 108, 98, 86, 73, 58,
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42, 26, 9, -8, -25, -41, -57, -72, -85, -97,
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-108, -116, -122, -126, -127, -127, -125, -120,
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-113, -104, -93, -80, -66, -51, -35, -18, -1,
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};
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const uint32_t kDefaultPlayRateHz = 24000;
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const uint16_t kPrimitiveMask = (1 << 15);
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static const int8_t effect_1[] = {
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-1, -18, -35, -51, -66, -80, -93, -104, -113,
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-120, -125, -127, -127, -126, -122, -116, -108,
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-97, -85, -72, -57, -41, -25, -8, 9, 26, 42,
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58, 73, 86, 98, 108, 116, 122, 126, 127, 127,
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124, 119, 112, 103, 92, 79, 65, 50, 34, 17,
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};
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std::unordered_map<uint32_t, effect_stream> sEffectStreams;
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std::unordered_map<uint32_t, std::vector<int8_t>> sEffectFifoData;
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static const int8_t primitive_0[] = {
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0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
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};
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std::unique_ptr<effect_stream> readEffectStreamFromFile(uint32_t uniqueEffectId) {
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std::filesystem::path filePath;
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static const int8_t primitive_1[] = {
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17, 34, 50, 65, 79, 92, 103, 112, 119, 124,
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127, 127, 126, 122, 116, 108, 98, 86, 73, 58,
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42, 26, 9, -8, -25, -41, -57, -72, -85, -97,
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-108, -116, -122, -126, -127, -127, -125, -120,
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-113, -104, -93, -80, -66, -51, -35, -18, -1,
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};
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uint32_t effectId = uniqueEffectId & ~kPrimitiveMask;
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static const int8_t primitive_2[] = {
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17, 34, 50, 65, 79, 92, 103, 112, 119, 124,
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127, 127, 126, 122, 116, 108, 98, 86, 73, 58,
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42, 26, 9, -8, -25, -41, -57, -72, -85, -97,
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-108, -116, -122, -126, -127, -127, -125, -120,
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-113, -104, -93, -80, -66, -51, -35, -18, -1,
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};
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static const struct effect_stream effects[] = {
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{
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.effect_id = 0,
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.data = effect_0,
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.length = ARRAY_SIZE(effect_0),
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.play_rate_hz = 8000,
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},
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{
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.effect_id = 1,
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.data = effect_1,
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.length = ARRAY_SIZE(effect_1),
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.play_rate_hz = 8000,
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},
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};
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static const struct effect_stream primitives[] = {
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{
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.effect_id = 0,
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.data = primitive_0,
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.length = ARRAY_SIZE(primitive_0),
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.play_rate_hz = 8000,
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},
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{
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.effect_id = 1,
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.data = primitive_1,
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.length = ARRAY_SIZE(primitive_1),
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.play_rate_hz = 8000,
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},
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{
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.effect_id = 2,
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.data = primitive_2,
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.length = ARRAY_SIZE(primitive_2),
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.play_rate_hz = 8000,
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},
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};
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const struct effect_stream *get_effect_stream(uint32_t effect_id)
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{
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int i;
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if ((effect_id & 0x8000) != 0) {
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effect_id = effect_id & 0x7fff;
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for (i = 0; i < ARRAY_SIZE(primitives); i++) {
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if (effect_id == primitives[i].effect_id)
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return &primitives[i];
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}
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if ((uniqueEffectId & kPrimitiveMask) != 0) {
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filePath = "/vendor/etc/vibrator/primitive_effect_" + std::to_string(effectId) + ".bin";
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} else {
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for (i = 0; i < ARRAY_SIZE(effects); i++) {
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if (effect_id == effects[i].effect_id)
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return &effects[i];
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}
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filePath = "/vendor/etc/vibrator/effect_" + std::to_string(effectId) + ".bin";
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}
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return NULL;
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LOG(VERBOSE) << "Reading fifo data for effect " << effectId << " from " << filePath;
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std::ifstream data(filePath, std::ios::in | std::ios::binary);
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if (!data.is_open()) {
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LOG(ERROR) << "Failed to open " << filePath << " for effect " << effectId;
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return nullptr;
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}
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std::uint32_t fileSize = std::filesystem::file_size(filePath);
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std::vector<int8_t> fifoData(fileSize);
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data.read(reinterpret_cast<char*>(fifoData.data()), fileSize);
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auto result = sEffectFifoData.emplace(uniqueEffectId, std::move(fifoData));
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return std::make_unique<effect_stream>(effectId, fileSize, kDefaultPlayRateHz,
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result.first->second.data());
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}
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} // namespace
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const struct effect_stream* get_effect_stream(uint32_t effectId) {
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auto it = sEffectStreams.find(effectId);
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if (it == sEffectStreams.end()) {
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std::unique_ptr<effect_stream> newEffectStream = readEffectStreamFromFile(effectId);
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if (newEffectStream) {
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auto result = sEffectStreams.emplace(effectId, *newEffectStream);
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return &result.first->second;
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}
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} else {
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return &it->second;
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}
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return nullptr;
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}
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@ -1,5 +1,6 @@
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/*
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* Copyright (c) 2020, The Linux Foundation. All rights reserved.
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* Copyright (C) 2022-2023 The LineageOS Project
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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@ -32,12 +33,15 @@
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#include <sys/types.h>
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struct effect_stream {
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uint32_t effect_id;
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uint32_t length;
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uint32_t play_rate_hz;
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const int8_t *data;
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uint32_t effect_id;
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uint32_t length;
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uint32_t play_rate_hz;
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const int8_t* data;
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effect_stream(uint32_t effect_id, uint32_t length, uint32_t play_rate_hz, const int8_t* data)
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: effect_id(effect_id), length(length), play_rate_hz(play_rate_hz), data(data) {}
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};
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const struct effect_stream *get_effect_stream(uint32_t effect_id);
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const struct effect_stream* get_effect_stream(uint32_t effect_id);
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#endif
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