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// Copyright (c) 2012 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.
#ifndef PAPPI_TESTS_TEST_AUDIO_H_
#define PAPPI_TESTS_TEST_AUDIO_H_
#include <stdint.h>
#include <string>
#include "ppapi/c/ppb_audio.h"
#include "ppapi/c/ppb_audio_config.h"
#include "ppapi/c/ppb_core.h"
#include "ppapi/tests/test_case.h"
class TestAudio : public TestCase {
public:
explicit TestAudio(TestingInstance* instance);
~TestAudio();
// TestCase implementation.
virtual bool Init();
virtual void RunTests(const std::string& filter);
private:
std::string TestCreation();
std::string TestDestroyNoStop();
std::string TestFailures();
std::string TestAudioCallback1();
std::string TestAudioCallback2();
std::string TestAudioCallback3();
std::string TestAudioCallback4();
#if defined(__native_client__)
std::string TestAudioThreadCreatorIsRequired();
std::string TestAudioThreadCreatorIsCalled();
#endif
// Calls |audio_callback_method_| (where |user_data| is "this").
static void AudioCallbackTrampoline(void* sample_buffer,
uint32_t buffer_size_in_bytes,
PP_TimeDelta latency,
void* user_data);
static void AudioCallbackTrampoline1_0(void* sample_buffer,
uint32_t buffer_size_in_bytes,
void* user_data);
typedef void (TestAudio::*AudioCallbackMethod)(void* sample_buffer,
uint32_t buffer_size_in_bytes,
PP_TimeDelta latency);
// Method called by |AudioCallbackTrampoline()|. Set only when the callback
// can't be running (before |StartPlayback()|, after |StopPlayback()| or
// releasing the last reference to the audio resource).
AudioCallbackMethod audio_callback_method_;
// An |AudioCallbackMethod| that just clears |sample_buffer|.
void AudioCallbackTrivial(void* sample_buffer,
uint32_t buffer_size_in_bytes,
PP_TimeDelta latency);
// |AudioCallbackMethod| used by |TestAudioCallbackN()|.
void AudioCallbackTest(void* sample_buffer,
uint32_t buffer_size_in_bytes,
PP_TimeDelta latency);
PP_Resource CreateAudioConfig(PP_AudioSampleRate sample_rate,
uint32_t requested_sample_frame_count);
// Used by |TestAudioCallbackN()|.
NestedEvent audio_callback_event_;
bool test_done_;
// Raw C-level interfaces, set in |Init()|; do not modify them elsewhere.
const PPB_Audio_1_1* audio_interface_;
const PPB_Audio_1_0* audio_interface_1_0_;
const PPB_AudioConfig* audio_config_interface_;
const PPB_Core* core_interface_;
};
#endif // PAPPI_TESTS_TEST_AUDIO_H_
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