Merge "audio: Fix connection between alsa_device_profile and _proxy" into main
diff --git a/audio/aidl/default/alsa/ModuleAlsa.cpp b/audio/aidl/default/alsa/ModuleAlsa.cpp
index 8e75d56..8512631 100644
--- a/audio/aidl/default/alsa/ModuleAlsa.cpp
+++ b/audio/aidl/default/alsa/ModuleAlsa.cpp
@@ -39,13 +39,14 @@
if (!deviceProfile.has_value()) {
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
}
- auto profile = alsa::readAlsaDeviceInfo(*deviceProfile);
- if (!profile.has_value()) {
+ auto proxy = alsa::readAlsaDeviceInfo(*deviceProfile);
+ if (proxy.get() == nullptr) {
return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
}
- std::vector<AudioChannelLayout> channels = alsa::getChannelMasksFromProfile(&profile.value());
- std::vector<int> sampleRates = alsa::getSampleRatesFromProfile(&profile.value());
+ alsa_device_profile* profile = proxy.getProfile();
+ std::vector<AudioChannelLayout> channels = alsa::getChannelMasksFromProfile(profile);
+ std::vector<int> sampleRates = alsa::getSampleRatesFromProfile(profile);
for (size_t i = 0; i < std::min(MAX_PROFILE_FORMATS, AUDIO_PORT_MAX_AUDIO_PROFILES) &&
profile->formats[i] != PCM_FORMAT_INVALID;
diff --git a/audio/aidl/default/alsa/StreamAlsa.cpp b/audio/aidl/default/alsa/StreamAlsa.cpp
index 0605d6f..403b94b 100644
--- a/audio/aidl/default/alsa/StreamAlsa.cpp
+++ b/audio/aidl/default/alsa/StreamAlsa.cpp
@@ -83,7 +83,7 @@
proxy = alsa::openProxyForAttachedDevice(
device, const_cast<struct pcm_config*>(&mConfig.value()), mBufferSizeFrames);
}
- if (!proxy) {
+ if (proxy.get() == nullptr) {
return ::android::NO_INIT;
}
alsaDeviceProxies.push_back(std::move(proxy));
diff --git a/audio/aidl/default/alsa/Utils.cpp b/audio/aidl/default/alsa/Utils.cpp
index 9dcd024..c08836c 100644
--- a/audio/aidl/default/alsa/Utils.cpp
+++ b/audio/aidl/default/alsa/Utils.cpp
@@ -37,6 +37,23 @@
namespace aidl::android::hardware::audio::core::alsa {
+DeviceProxy::DeviceProxy() : mProfile(nullptr), mProxy(nullptr, alsaProxyDeleter) {}
+
+DeviceProxy::DeviceProxy(const DeviceProfile& deviceProfile)
+ : mProfile(new alsa_device_profile), mProxy(new alsa_device_proxy, alsaProxyDeleter) {
+ profile_init(mProfile.get(), deviceProfile.direction);
+ mProfile->card = deviceProfile.card;
+ mProfile->device = deviceProfile.device;
+ memset(mProxy.get(), 0, sizeof(alsa_device_proxy));
+}
+
+void DeviceProxy::alsaProxyDeleter(alsa_device_proxy* proxy) {
+ if (proxy != nullptr) {
+ proxy_close(proxy);
+ delete proxy;
+ }
+}
+
namespace {
using AudioChannelCountToMaskMap = std::map<unsigned int, AudioChannelLayout>;
@@ -261,39 +278,24 @@
return sampleRates;
}
-DeviceProxy makeDeviceProxy() {
- DeviceProxy proxy(new alsa_device_proxy, [](alsa_device_proxy* proxy) {
- if (proxy != nullptr) {
- proxy_close(proxy);
- delete proxy;
- }
- });
- memset(proxy.get(), 0, sizeof(alsa_device_proxy));
- return proxy;
-}
-
DeviceProxy openProxyForAttachedDevice(const DeviceProfile& deviceProfile,
struct pcm_config* pcmConfig, size_t bufferFrameCount) {
if (deviceProfile.isExternal) {
LOG(FATAL) << __func__ << ": called for an external device, address=" << deviceProfile;
}
- alsa_device_profile profile;
- profile_init(&profile, deviceProfile.direction);
- profile.card = deviceProfile.card;
- profile.device = deviceProfile.device;
- if (!profile_fill_builtin_device_info(&profile, pcmConfig, bufferFrameCount)) {
+ DeviceProxy proxy(deviceProfile);
+ if (!profile_fill_builtin_device_info(proxy.getProfile(), pcmConfig, bufferFrameCount)) {
LOG(FATAL) << __func__ << ": failed to init for built-in device, address=" << deviceProfile;
}
- auto proxy = makeDeviceProxy();
- if (int err = proxy_prepare_from_default_config(proxy.get(), &profile); err != 0) {
+ if (int err = proxy_prepare_from_default_config(proxy.get(), proxy.getProfile()); err != 0) {
LOG(FATAL) << __func__ << ": fail to prepare for device address=" << deviceProfile
<< " error=" << err;
- return nullptr;
+ return DeviceProxy();
}
if (int err = proxy_open(proxy.get()); err != 0) {
LOG(ERROR) << __func__ << ": failed to open device, address=" << deviceProfile
<< " error=" << err;
- return nullptr;
+ return DeviceProxy();
}
return proxy;
}
@@ -303,42 +305,36 @@
if (!deviceProfile.isExternal) {
LOG(FATAL) << __func__ << ": called for an attached device, address=" << deviceProfile;
}
- auto profile = readAlsaDeviceInfo(deviceProfile);
- if (!profile.has_value()) {
- LOG(ERROR) << __func__ << ": unable to read device info, device address=" << deviceProfile;
- return nullptr;
+ auto proxy = readAlsaDeviceInfo(deviceProfile);
+ if (proxy.get() == nullptr) {
+ return proxy;
}
- auto proxy = makeDeviceProxy();
- if (int err = proxy_prepare(proxy.get(), &profile.value(), pcmConfig, requireExactMatch);
+ if (int err = proxy_prepare(proxy.get(), proxy.getProfile(), pcmConfig, requireExactMatch);
err != 0) {
LOG(ERROR) << __func__ << ": fail to prepare for device address=" << deviceProfile
<< " error=" << err;
- return nullptr;
+ return DeviceProxy();
}
if (int err = proxy_open(proxy.get()); err != 0) {
LOG(ERROR) << __func__ << ": failed to open device, address=" << deviceProfile
<< " error=" << err;
- return nullptr;
+ return DeviceProxy();
}
return proxy;
}
-std::optional<alsa_device_profile> readAlsaDeviceInfo(const DeviceProfile& deviceProfile) {
- alsa_device_profile profile;
- profile_init(&profile, deviceProfile.direction);
- profile.card = deviceProfile.card;
- profile.device = deviceProfile.device;
- if (!profile_read_device_info(&profile)) {
- LOG(ERROR) << __func__ << ": failed to read device info, card=" << profile.card
- << ", device=" << profile.device;
- return std::nullopt;
+DeviceProxy readAlsaDeviceInfo(const DeviceProfile& deviceProfile) {
+ DeviceProxy proxy(deviceProfile);
+ if (!profile_read_device_info(proxy.getProfile())) {
+ LOG(ERROR) << __func__ << ": unable to read device info, device address=" << deviceProfile;
+ return DeviceProxy();
}
- return profile;
+ return proxy;
}
void resetTransferredFrames(DeviceProxy& proxy, uint64_t frames) {
- if (proxy != nullptr) {
- proxy->transferred = frames;
+ if (proxy.get() != nullptr) {
+ proxy.get()->transferred = frames;
}
}
diff --git a/audio/aidl/default/alsa/Utils.h b/audio/aidl/default/alsa/Utils.h
index 37414b3..980f685 100644
--- a/audio/aidl/default/alsa/Utils.h
+++ b/audio/aidl/default/alsa/Utils.h
@@ -43,8 +43,21 @@
bool isExternal;
};
std::ostream& operator<<(std::ostream& os, const DeviceProfile& device);
-using DeviceProxyDeleter = std::function<void(alsa_device_proxy*)>;
-using DeviceProxy = std::unique_ptr<alsa_device_proxy, DeviceProxyDeleter>;
+
+class DeviceProxy {
+ public:
+ DeviceProxy(); // Constructs a "null" proxy.
+ explicit DeviceProxy(const DeviceProfile& deviceProfile);
+ alsa_device_profile* getProfile() { return mProfile.get(); }
+ alsa_device_proxy* get() { return mProxy.get(); }
+
+ private:
+ static void alsaProxyDeleter(alsa_device_proxy* proxy);
+ using AlsaProxy = std::unique_ptr<alsa_device_proxy, decltype(alsaProxyDeleter)*>;
+
+ std::unique_ptr<alsa_device_profile> mProfile;
+ AlsaProxy mProxy;
+};
::aidl::android::media::audio::common::AudioChannelLayout getChannelLayoutMaskFromChannelCount(
unsigned int channelCount, int isInput);
@@ -60,12 +73,11 @@
const ::aidl::android::media::audio::common::AudioPort& audioPort);
std::optional<struct pcm_config> getPcmConfig(const StreamContext& context, bool isInput);
std::vector<int> getSampleRatesFromProfile(const alsa_device_profile* profile);
-DeviceProxy makeDeviceProxy();
DeviceProxy openProxyForAttachedDevice(const DeviceProfile& deviceProfile,
struct pcm_config* pcmConfig, size_t bufferFrameCount);
DeviceProxy openProxyForExternalDevice(const DeviceProfile& deviceProfile,
struct pcm_config* pcmConfig, bool requireExactMatch);
-std::optional<alsa_device_profile> readAlsaDeviceInfo(const DeviceProfile& deviceProfile);
+DeviceProxy readAlsaDeviceInfo(const DeviceProfile& deviceProfile);
void resetTransferredFrames(DeviceProxy& proxy, uint64_t frames);
::aidl::android::media::audio::common::AudioFormatDescription