1// Copyright (c) 2012 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "ppapi/cpp/audio.h"
6
7#include "ppapi/cpp/instance_handle.h"
8#include "ppapi/cpp/module_impl.h"
9
10namespace pp {
11
12namespace {
13
14template <> const char* interface_name<PPB_Audio_1_0>() {
15  return PPB_AUDIO_INTERFACE_1_0;
16}
17
18template <> const char* interface_name<PPB_Audio_1_1>() {
19  return PPB_AUDIO_INTERFACE_1_1;
20}
21
22}  // namespace
23
24Audio::Audio(const InstanceHandle& instance,
25             const AudioConfig& config,
26             PPB_Audio_Callback callback,
27             void* user_data)
28    : config_(config),
29      use_1_0_interface_(false) {
30  if (has_interface<PPB_Audio_1_1>()) {
31    PassRefFromConstructor(get_interface<PPB_Audio_1_1>()->Create(
32        instance.pp_instance(), config.pp_resource(), callback, user_data));
33  }
34}
35
36Audio::Audio(const InstanceHandle& instance,
37             const AudioConfig& config,
38             PPB_Audio_Callback_1_0 callback,
39             void* user_data)
40    : config_(config),
41      use_1_0_interface_(true) {
42  if (has_interface<PPB_Audio_1_0>()) {
43    PassRefFromConstructor(get_interface<PPB_Audio_1_0>()->Create(
44        instance.pp_instance(), config.pp_resource(), callback, user_data));
45  }
46}
47
48bool Audio::StartPlayback() {
49  if (has_interface<PPB_Audio_1_1>() && !use_1_0_interface_) {
50    return PP_ToBool(get_interface<PPB_Audio_1_1>()->StartPlayback(
51        pp_resource()));
52  }
53  if (has_interface<PPB_Audio_1_0>()) {
54    return PP_ToBool(get_interface<PPB_Audio_1_0>()->StartPlayback(
55        pp_resource()));
56  }
57  return false;
58}
59
60bool Audio::StopPlayback() {
61  if (has_interface<PPB_Audio_1_1>() && !use_1_0_interface_) {
62    return PP_ToBool(get_interface<PPB_Audio_1_1>()->StopPlayback(
63        pp_resource()));
64  }
65  if (has_interface<PPB_Audio_1_0>()) {
66    return PP_ToBool(get_interface<PPB_Audio_1_0>()->StopPlayback(
67        pp_resource()));
68  }
69  return false;
70}
71
72}  // namespace pp
73