1// Copyright 2014 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_buffer.h"
6
7#include "ppapi/cpp/module.h"
8#include "ppapi/cpp/module_impl.h"
9
10namespace pp {
11
12namespace {
13
14template <> const char* interface_name<PPB_AudioBuffer_0_1>() {
15  return PPB_AUDIOBUFFER_INTERFACE_0_1;
16}
17
18}  // namespace
19
20AudioBuffer::AudioBuffer() {
21}
22
23AudioBuffer::AudioBuffer(const AudioBuffer& other) : Resource(other) {
24}
25
26AudioBuffer::AudioBuffer(const Resource& resource) : Resource(resource) {
27}
28
29AudioBuffer::AudioBuffer(PassRef, PP_Resource resource)
30    : Resource(PASS_REF, resource) {
31}
32
33AudioBuffer::~AudioBuffer() {
34}
35
36PP_TimeDelta AudioBuffer::GetTimestamp() const {
37  if (has_interface<PPB_AudioBuffer_0_1>())
38    return get_interface<PPB_AudioBuffer_0_1>()->GetTimestamp(pp_resource());
39  return 0.0;
40}
41
42void AudioBuffer::SetTimestamp(PP_TimeDelta timestamp) {
43  if (has_interface<PPB_AudioBuffer_0_1>()) {
44    get_interface<PPB_AudioBuffer_0_1>()->SetTimestamp(pp_resource(),
45                                                       timestamp);
46  }
47}
48
49PP_AudioBuffer_SampleRate AudioBuffer::GetSampleRate() const {
50  if (has_interface<PPB_AudioBuffer_0_1>())
51    return get_interface<PPB_AudioBuffer_0_1>()->GetSampleRate(pp_resource());
52  return PP_AUDIOBUFFER_SAMPLERATE_UNKNOWN;
53}
54
55PP_AudioBuffer_SampleSize AudioBuffer::GetSampleSize() const {
56  if (has_interface<PPB_AudioBuffer_0_1>())
57    return get_interface<PPB_AudioBuffer_0_1>()->GetSampleSize(pp_resource());
58  return PP_AUDIOBUFFER_SAMPLESIZE_UNKNOWN;
59}
60
61uint32_t AudioBuffer::GetNumberOfChannels() const {
62  if (has_interface<PPB_AudioBuffer_0_1>()) {
63    return get_interface<PPB_AudioBuffer_0_1>()->GetNumberOfChannels(
64        pp_resource());
65  }
66  return 0;
67}
68
69uint32_t AudioBuffer::GetNumberOfSamples() const {
70  if (has_interface<PPB_AudioBuffer_0_1>()) {
71    return get_interface<PPB_AudioBuffer_0_1>()->GetNumberOfSamples(
72        pp_resource());
73  }
74  return 0;
75}
76
77void* AudioBuffer::GetDataBuffer() {
78  if (has_interface<PPB_AudioBuffer_0_1>())
79    return get_interface<PPB_AudioBuffer_0_1>()->GetDataBuffer(pp_resource());
80  return NULL;
81}
82
83uint32_t AudioBuffer::GetDataBufferSize() const {
84  if (has_interface<PPB_AudioBuffer_0_1>()) {
85    return get_interface<PPB_AudioBuffer_0_1>()->GetDataBufferSize(
86        pp_resource());
87  }
88  return 0;
89}
90
91}  // namespace pp
92