Support query encapsualtion modes and metadata types.
When a new device is attached to hardware module, query the HAL to get
the supported encapsulation modes and metadata types.
Test: atest EnumDevicesTest, manually
Test: atest audiofoundation_parcelable_test
Bug: 155799506
Change-Id: I903e46e35a44416c9f2d206c128face8a6c61dcb
diff --git a/media/libaudiohal/impl/ConversionHelperHidl.cpp b/media/libaudiohal/impl/ConversionHelperHidl.cpp
index f29b0f3..ebed5fd 100644
--- a/media/libaudiohal/impl/ConversionHelperHidl.cpp
+++ b/media/libaudiohal/impl/ConversionHelperHidl.cpp
@@ -41,16 +41,25 @@
bool keepFormatValue = halKeys.size() == 2 &&
(halKeys.get(String8(AudioParameter::keyStreamSupportedChannels), value) == NO_ERROR ||
halKeys.get(String8(AudioParameter::keyStreamSupportedSamplingRates), value) == NO_ERROR);
+ // When querying encapsulation capabilities, "keyRouting=<value>" pair is used to identify
+ // the device. We need to transform it into a single key string so that it is carried over to
+ // the legacy HAL via HIDL.
+ bool keepRoutingValue =
+ halKeys.get(String8(AUDIO_PARAMETER_DEVICE_SUP_ENCAPSULATION_MODES),
+ value) == NO_ERROR ||
+ halKeys.get(String8(AUDIO_PARAMETER_DEVICE_SUP_ENCAPSULATION_METADATA_TYPES),
+ value) == NO_ERROR;
for (size_t i = 0; i < halKeys.size(); ++i) {
String8 key;
status_t status = halKeys.getAt(i, key);
if (status != OK) return status;
- if (keepFormatValue && key == AudioParameter::keyFormat) {
- AudioParameter formatParam;
+ if ((keepFormatValue && key == AudioParameter::keyFormat) ||
+ (keepRoutingValue && key == AudioParameter::keyRouting)) {
+ AudioParameter keepValueParam;
halKeys.getAt(i, key, value);
- formatParam.add(key, value);
- key = formatParam.toString();
+ keepValueParam.add(key, value);
+ key = keepValueParam.toString();
}
(*hidlKeys)[i] = key.string();
}