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Add UUID handling and effect descriptor for ViPER4Android
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This commit is contained in:
Iscle 2025-03-31 18:22:23 +02:00
parent ec972e5099
commit 2083654a07
1 changed files with 51 additions and 2 deletions
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51
src/ViPER4Android.cpp
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@ -4,11 +4,13 @@
#include "viper/constants.h"
#include "ViperContext.h"
#include <aidl/android/hardware/audio/effect/Descriptor.h>
#include <aidl/android/hardware/audio/effect/Flags.h>
#include <aidl/android/hardware/audio/effect/IEffect.h>
#include <aidl/android/media/audio/common/AudioUuid.h>
#include <android/binder_status.h>
using aidl::android::hardware::audio::effect::Descriptor;
using aidl::android::hardware::audio::effect::Flags;
using aidl::android::hardware::audio::effect::IEffect;
using aidl::android::media::audio::common::AudioUuid;
@ -111,9 +113,56 @@ binder_exception_t destroyEffect(const std::shared_ptr<IEffect> &instanceSp) {
// return EX_NONE;
//}
inline AudioUuid stringToUuid(const char* str) {
AudioUuid uuid{};
uint32_t tmp[10];
if (!str || sscanf(str, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x", tmp,
tmp + 1, tmp + 2, tmp + 3, tmp + 4, tmp + 5, tmp + 6,
tmp + 7, tmp + 8, tmp + 9) < 10) {
return uuid;
}
uuid.timeLow = (uint32_t)tmp[0];
uuid.timeMid = (uint16_t)tmp[1];
uuid.timeHiAndVersion = (uint16_t)tmp[2];
uuid.clockSeq = (uint16_t)tmp[3];
uuid.node.insert(uuid.node.end(), {(uint8_t)tmp[4], (uint8_t)tmp[5], (uint8_t)tmp[6],
(uint8_t)tmp[7], (uint8_t)tmp[8], (uint8_t)tmp[9]});
return uuid;
}
const std::string kEffectName = "ViPER4Android";
const AudioUuid kType = stringToUuid("b9bc100c-26cd-42e6-acb6-cad8c3f778de");
const AudioUuid kUuid = stringToUuid("90380da3-8536-4744-a6a3-5731970e640f");
const Descriptor kDescriptor = {
.common = {
.id = {
.type = kType,
.uuid = kUuid,
.proxy = std::nullopt
},
.flags = {
.type = Flags::Type::INSERT,
.insert = Flags::Insert::LAST,
.volume = Flags::Volume::NONE
},
.name = kEffectName,
.implementor = "Iscle",
},
};
extern "C" binder_exception_t queryEffect(const AudioUuid *audio_uuid, Descriptor *descriptor) {
VIPER_LOGD("queryEffect called");
if (audio_uuid == nullptr || descriptor == nullptr) {
VIPER_LOGE("queryEffect called with null arguments");
return EX_ILLEGAL_ARGUMENT;
}
if (*audio_uuid != kUuid) {
VIPER_LOGE("queryEffect called with invalid uuid");
return EX_ILLEGAL_ARGUMENT;
}
VIPER_LOGD("queryEffect: returning descriptor");
*descriptor = kDescriptor;
return EX_NONE;
}
extern "C"