Merge "audio: add calculateBufferSizeFrames for vendor implementation." into main
diff --git a/audio/aidl/default/Module.cpp b/audio/aidl/default/Module.cpp
index e96cf81..f9fa799 100644
--- a/audio/aidl/default/Module.cpp
+++ b/audio/aidl/default/Module.cpp
@@ -184,8 +184,12 @@
const int32_t nominalLatencyMs = getNominalLatencyMs(*portConfigIt);
// Since this is a private method, it is assumed that
// validity of the portConfigId has already been checked.
- const int32_t minimumStreamBufferSizeFrames =
- calculateBufferSizeFrames(nominalLatencyMs, portConfigIt->sampleRate.value().value);
+ int32_t minimumStreamBufferSizeFrames = 0;
+ if (!calculateBufferSizeFrames(
+ portConfigIt->format.value(), nominalLatencyMs,
+ portConfigIt->sampleRate.value().value, &minimumStreamBufferSizeFrames).isOk()) {
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
+ }
if (in_bufferSizeFrames < minimumStreamBufferSizeFrames) {
LOG(ERROR) << __func__ << ": " << mType << ": insufficient buffer size "
<< in_bufferSizeFrames << ", must be at least " << minimumStreamBufferSizeFrames;
@@ -378,6 +382,18 @@
return kLatencyMs;
}
+ndk::ScopedAStatus Module::calculateBufferSizeFrames(
+ const ::aidl::android::media::audio::common::AudioFormatDescription &format,
+ int32_t latencyMs, int32_t sampleRateHz, int32_t *bufferSizeFrames) {
+ if (format.type == AudioFormatType::PCM) {
+ *bufferSizeFrames = calculateBufferSizeFramesForPcm(latencyMs, sampleRateHz);
+ return ndk::ScopedAStatus::ok();
+ }
+ LOG(ERROR) << __func__ << ": " << mType << ": format " << format.toString()
+ << " is not supported";
+ return ndk::ScopedAStatus::fromExceptionCode(EX_UNSUPPORTED_OPERATION);
+}
+
ndk::ScopedAStatus Module::createMmapBuffer(
const ::aidl::android::hardware::audio::core::StreamContext& context __unused,
::aidl::android::hardware::audio::core::StreamDescriptor* desc __unused) {
@@ -1123,8 +1139,14 @@
*_aidl_return = in_requested;
auto maxSampleRateIt = std::max_element(sampleRates.begin(), sampleRates.end());
const int32_t latencyMs = getNominalLatencyMs(*(maxSampleRateIt->second));
- _aidl_return->minimumStreamBufferSizeFrames =
- calculateBufferSizeFrames(latencyMs, maxSampleRateIt->first);
+ if (!calculateBufferSizeFrames(
+ maxSampleRateIt->second->format.value(), latencyMs, maxSampleRateIt->first,
+ &_aidl_return->minimumStreamBufferSizeFrames).isOk()) {
+ if (patchesBackup.has_value()) {
+ mPatches = std::move(*patchesBackup);
+ }
+ return ndk::ScopedAStatus::fromExceptionCode(EX_ILLEGAL_STATE);
+ }
_aidl_return->latenciesMs.clear();
_aidl_return->latenciesMs.insert(_aidl_return->latenciesMs.end(),
_aidl_return->sinkPortConfigIds.size(), latencyMs);
diff --git a/audio/aidl/default/include/core-impl/Module.h b/audio/aidl/default/include/core-impl/Module.h
index d03598a..cbc13d1 100644
--- a/audio/aidl/default/include/core-impl/Module.h
+++ b/audio/aidl/default/include/core-impl/Module.h
@@ -207,12 +207,15 @@
virtual std::unique_ptr<Configuration> initializeConfig();
virtual int32_t getNominalLatencyMs(
const ::aidl::android::media::audio::common::AudioPortConfig& portConfig);
+ virtual ndk::ScopedAStatus calculateBufferSizeFrames(
+ const ::aidl::android::media::audio::common::AudioFormatDescription &format,
+ int32_t latencyMs, int32_t sampleRateHz, int32_t *bufferSizeFrames);
virtual ndk::ScopedAStatus createMmapBuffer(
const ::aidl::android::hardware::audio::core::StreamContext& context,
::aidl::android::hardware::audio::core::StreamDescriptor* desc);
// Utility and helper functions accessible to subclasses.
- static int32_t calculateBufferSizeFrames(int32_t latencyMs, int32_t sampleRateHz) {
+ static int32_t calculateBufferSizeFramesForPcm(int32_t latencyMs, int32_t sampleRateHz) {
const int32_t rawSizeFrames =
aidl::android::hardware::audio::common::frameCountFromDurationMs(latencyMs,
sampleRateHz);