Mixing audio with different latency requirements

media/base/audio_hardware_config_unittest.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "build/build_config.h"
 #include "media/base/audio_hardware_config.h"
 #include "media/base/audio_parameters.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace media {
@@ skipping 70 matching lines @@
       AudioParameters::AUDIO_PCM_LOW_LATENCY,
       kNewInputChannelLayout,
       kNewInputSampleRate,
       16,
       kOutputBufferSize);
   fake_config.UpdateInputConfig(new_input_params);
   EXPECT_EQ(kNewInputSampleRate, fake_config.GetInputSampleRate());
   EXPECT_EQ(kNewInputChannelLayout, fake_config.GetInputChannelLayout());
 }
 
-TEST(AudioHardwareConfig, HighLatencyBufferSizes) {
-  AudioParameters input_params(AudioParameters::AUDIO_PCM_LOW_LATENCY,
-                               kInputChannelLayout,
-                               kInputSampleRate,
-                               16,
-                               kOutputBufferSize);
-  AudioParameters output_params(AudioParameters::AUDIO_PCM_LOW_LATENCY,
-                                kOutputChannelLayout,
-                                3200,
-                                16,
-                                32);
-  AudioHardwareConfig fake_config(input_params, output_params);
-
-#if defined(OS_WIN)
-  for (int i = 6400; i <= 204800; i *= 2) {
-    fake_config.UpdateOutputConfig(
-        AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY,
-                        kOutputChannelLayout,
-                        i,
-                        16,
-                        i / 100));
-    EXPECT_EQ(2 * (i / 100), fake_config.GetHighLatencyBufferSize());
-  }
-#else
-  EXPECT_EQ(64, fake_config.GetHighLatencyBufferSize());
-
-  for (int i = 6400; i <= 204800; i *= 2) {
-    fake_config.UpdateOutputConfig(
-        AudioParameters(AudioParameters::AUDIO_PCM_LOW_LATENCY,
-                        kOutputChannelLayout,
-                        i,
-                        16,
-                        32));
-    EXPECT_EQ(2 * (i / 100), fake_config.GetHighLatencyBufferSize());
-  }
-#endif  // defined(OS_WIN)
-}
-
 }  // namespace content