aaudio test: improve test_timestamps.cpp (19785de5) · Commits · e / os / android_frameworks_av

media/libaaudio/tests/test_timestamps.cpp

+102 −23

Original line number	Diff line number	Diff line
		@@ -35,6 +35,7 @@

		#define NUM_SECONDS 1
		#define NUM_LOOPS 4
		#define MAX_TESTS 20

		typedef struct TimestampInfo {
		int64_t framesTotal;
		@@ -53,6 +54,49 @@ typedef struct TimestampCallbackData_s {
		bool forceUnderruns = false;
		} TimestampCallbackData_t;

		struct TimeStampTestLog {
		aaudio_policy_t isMmap;
		aaudio_sharing_mode_t sharingMode;
		aaudio_performance_mode_t performanceMode;
		aaudio_direction_t direction;
		aaudio_result_t result;
		};

		static int s_numTests = 0;
		// Use a plain old array because we reference this from the callback and do not want any
		// automatic memory allocation.
		static TimeStampTestLog s_testLogs[MAX_TESTS]{};

		static void logTestResult(bool isMmap,
		aaudio_sharing_mode_t sharingMode,
		aaudio_performance_mode_t performanceMode,
		aaudio_direction_t direction,
		aaudio_result_t result) {
		if(s_numTests >= MAX_TESTS) {
		printf("ERROR - MAX_TESTS too small = %d\n", MAX_TESTS);
		return;
		}
		s_testLogs[s_numTests].isMmap = isMmap;
		s_testLogs[s_numTests].sharingMode = sharingMode;
		s_testLogs[s_numTests].performanceMode = performanceMode;
		s_testLogs[s_numTests].direction = direction;
		s_testLogs[s_numTests].result = result;
		s_numTests++;
		}

		static void printTestResults() {
		for (int i = 0; i < s_numTests; i++) {
		TimeStampTestLog *log = &s_testLogs[i];
		printf("%2d: mmap = %3s, sharing = %9s, perf = %11s, dir = %6s ---- %4s\n",
		i,
		log->isMmap ? "yes" : "no",
		getSharingModeText(log->sharingMode),
		getPerformanceModeText(log->performanceMode),
		getDirectionText(log->direction),
		log->result ? "FAIL" : "pass");
		}
		}

		// Callback function that fills the audio output buffer.
		aaudio_data_callback_result_t timestampDataCallbackProc(
		AAudioStream *stream,
		@@ -115,6 +159,7 @@ static aaudio_result_t testTimeStamps(aaudio_policy_t mmapPolicy,
		int32_t originalBufferSize = 0;
		int32_t requestedBufferSize = 0;
		int32_t finalBufferSize = 0;
		bool isMmap = false;
		aaudio_format_t actualDataFormat = AAUDIO_FORMAT_PCM_FLOAT;
		aaudio_sharing_mode_t actualSharingMode = AAUDIO_SHARING_MODE_SHARED;
		aaudio_sharing_mode_t actualPerformanceMode = AAUDIO_PERFORMANCE_MODE_NONE;
		@@ -124,7 +169,8 @@ static aaudio_result_t testTimeStamps(aaudio_policy_t mmapPolicy,

		memset(&sTimestampData, 0, sizeof(sTimestampData));

		printf("------------ testTimeStamps(policy = %d, sharing = %s, perf = %s, dir = %s) -----------\n",
		printf("\n=================================================================================\n");
		printf("--------- testTimeStamps(policy = %d, sharing = %s, perf = %s, dir = %s) --------\n",
		mmapPolicy,
		getSharingModeText(sharingMode),
		getPerformanceModeText(performanceMode),
		@@ -177,8 +223,8 @@ static aaudio_result_t testTimeStamps(aaudio_policy_t mmapPolicy,

		printf(" chans = %3d, rate = %6d format = %d\n",
		actualChannelCount, actualSampleRate, actualDataFormat);
		printf(" Is MMAP used? %s\n", AAudioStream_isMMapUsed(aaudioStream)
		? "yes" : "no");
		isMmap = AAudioStream_isMMapUsed(aaudioStream);
		printf(" Is MMAP used? %s\n", isMmap ? "yes" : "no");

		// This is the number of frames that are read in one chunk by a DMA controller
		// or a DSP or a mixer.
		@@ -218,7 +264,7 @@ static aaudio_result_t testTimeStamps(aaudio_policy_t mmapPolicy,

		for (int second = 0; second < NUM_SECONDS; second++) {
		// Give AAudio callback time to run in the background.
		sleep(1);
		usleep(200 * 1000);

		// Periodically print the progress so we know it hasn't died.
		printf("framesWritten = %d, XRuns = %d\n",
		@@ -234,18 +280,25 @@ static aaudio_result_t testTimeStamps(aaudio_policy_t mmapPolicy,
		}

		printf("timestampCount = %d\n", sTimestampData.timestampCount);
		int printed = 0;
		for (int i = 0; i < sTimestampData.timestampCount; i++) {
		int printedGood = 0;
		int printedBad = 0;
		for (int i = 1; i < sTimestampData.timestampCount; i++) {
		TimestampInfo *timestamp = &sTimestampData.timestamps[i];
		bool posChanged = (timestamp->timestampPosition != (timestamp - 1)->timestampPosition);
		bool timeChanged = (timestamp->timestampNanos != (timestamp - 1)->timestampNanos);
		if ((printed < 20) && ((i < 10) \|\| posChanged \|\| timeChanged)) {
		printf(" %3d : frames %8lld, xferd %8lld", i,
		(long long) timestamp->framesTotal,
		(long long) timestamp->appPosition);
		if (timestamp->result != AAUDIO_OK) {
		printf(", result = %s\n", AAudio_convertResultToText(timestamp->result));
		if (printedBad < 5) {
		printf(" %3d : frames %8lld, xferd %8lld, result = %s\n",
		i,
		(long long) timestamp->framesTotal,
		(long long) timestamp->appPosition,
		AAudio_convertResultToText(timestamp->result));
		printedBad++;
		}
		} else {
		const bool posChanged = (timestamp->timestampPosition !=
		(timestamp - 1)->timestampPosition);
		const bool timeChanged = (timestamp->timestampNanos
		!= (timestamp - 1)->timestampNanos);
		if ((printedGood < 20) && (posChanged \|\| timeChanged)) {
		bool negative = timestamp->timestampPosition < 0;
		bool retro = (i > 0 && (timestamp->timestampPosition <
		(timestamp - 1)->timestampPosition));
		@@ -257,13 +310,35 @@ static aaudio_result_t testTimeStamps(aaudio_policy_t mmapPolicy,
		timestamp->appPosition,
		timestamp->appNanoseconds,
		actualSampleRate);
		printf(", STAMP: pos = %8lld, nanos = %8lld, lat = %7.1f msec %s\n",
		printf(" %3d : frames %8lld, xferd %8lld",
		i,
		(long long) timestamp->framesTotal,
		(long long) timestamp->appPosition);
		printf(" STAMP: pos = %8lld, nanos = %8lld, lat = %7.1f msec %s\n",
		(long long) timestamp->timestampPosition,
		(long long) timestamp->timestampNanos,
		latency,
		message);
		printedGood++;
		}
		printed++;
		}
		}

		if (printedGood == 0) {
		printf("ERROR - AAudioStream_getTimestamp() never gave us a valid timestamp\n");
		result = AAUDIO_ERROR_INTERNAL;
		} else {
		// Make sure we do not get timestamps when stopped.
		int64_t position;
		int64_t time;
		aaudio_result_t tempResult = AAudioStream_getTimestamp(aaudioStream,
		CLOCK_MONOTONIC,
		&position, &time);
		if (tempResult != AAUDIO_ERROR_INVALID_STATE) {
		printf("ERROR - AAudioStream_getTimestamp() should return"
		" INVALID_STATE when stopped! %s\n",
		AAudio_convertResultToText(tempResult));
		result = AAUDIO_ERROR_INTERNAL;
		}
		}

		@@ -273,12 +348,14 @@ static aaudio_result_t testTimeStamps(aaudio_policy_t mmapPolicy,
		}

		finish:

		logTestResult(isMmap, sharingMode, performanceMode, direction, result);

		if (aaudioStream != nullptr) {
		AAudioStream_close(aaudioStream);
		}
		AAudioStreamBuilder_delete(aaudioBuilder);
		printf("result = %d = %s\n", result, AAudio_convertResultToText(result));

		return result;
		}

		@@ -292,7 +369,7 @@ int main(int argc, char **argv) {
		// in a buffer if we hang or crash.
		setvbuf(stdout, nullptr, _IONBF, (size_t) 0);

		printf("Test Timestamps V0.1.3\n");
		printf("Test Timestamps V0.1.4\n");

		// Legacy
		aaudio_policy_t policy = AAUDIO_POLICY_NEVER;
		@@ -332,5 +409,7 @@ int main(int argc, char **argv) {
		AAUDIO_PERFORMANCE_MODE_LOW_LATENCY,
		AAUDIO_DIRECTION_OUTPUT);

		printTestResults();

		return (result == AAUDIO_OK) ? EXIT_SUCCESS : EXIT_FAILURE;
		}