diff options
Diffstat (limited to 'variablespeed')
| -rw-r--r-- | variablespeed/jni/variablespeed.cc | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/variablespeed/jni/variablespeed.cc b/variablespeed/jni/variablespeed.cc index 6162242..88eb783 100644 --- a/variablespeed/jni/variablespeed.cc +++ b/variablespeed/jni/variablespeed.cc @@ -26,6 +26,8 @@ #include <vector> +#include <sys/system_properties.h> + // **************************************************************************** // Constants, utility methods, structures and other miscellany used throughout // this file. @@ -91,6 +93,18 @@ void CheckSLResult_Real(const char* message, SLresult result, int line) { CHECK(SL_RESULT_SUCCESS == result); } +// Whether logging should be enabled. Only used if LOG_OPENSL_API_CALL is +// defined to use it. +bool gLogEnabled = false; +// The property to set in order to enable logging. +const char *const kLogTagVariableSpeed = "log.tag.VariableSpeed"; + +bool ShouldLog() { + char buffer[PROP_VALUE_MAX]; + __system_property_get(kLogTagVariableSpeed, buffer); + return strlen(buffer) > 0; +} + } // namespace // **************************************************************************** @@ -155,8 +169,8 @@ static void DecodingEventCb(SLPlayItf caller, void*, SLuint32 event) { // **************************************************************************** // Macros for making working with OpenSL easier. -// #define LOG_OPENSL_API_CALL(string) LOGV(string) -#define LOG_OPENSL_API_CALL(string) false +// Log based on the value of a property. +#define LOG_OPENSL_API_CALL(string) (gLogEnabled && LOGV(string)) // The regular macro: log an api call, make the api call, check the result. #define OpenSL(obj, method, ...) \ @@ -285,6 +299,8 @@ AudioEngine::AudioEngine(size_t targetFrames, float windowDuration, audioStreamType_(audioStreamType), totalDurationMs_(0), decoderCurrentPosition_(0), startRequested_(false), stopRequested_(false), finishedDecoding_(false) { + // Determine whether we should log calls. + gLogEnabled = ShouldLog(); } AudioEngine::~AudioEngine() { |