ppapi/cpp/audio_frame.cc

   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_frame.h"
   6
   7 #include "ppapi/cpp/module.h"
   8 #include "ppapi/cpp/module_impl.h"
   9
  10 namespace pp {
  11
  12 namespace {
  13
  14 template <> const char* interface_name<PPB_AudioFrame_0_1>() {
  15   return PPB_AUDIOFRAME_INTERFACE_0_1;
  16 }
  17
  18 }  // namespace
  19
  20 AudioFrame::AudioFrame() {
  21 }
  22
  23 AudioFrame::AudioFrame(const AudioFrame& other) : Resource(other) {
  24 }
  25
  26 AudioFrame::AudioFrame(const Resource& resource) : Resource(resource) {
  27 }
  28
  29 AudioFrame::AudioFrame(PassRef, PP_Resource resource)
  30     : Resource(PASS_REF, resource) {
  31 }
  32
  33 AudioFrame::~AudioFrame() {
  34 }
  35
  36 PP_TimeDelta AudioFrame::GetTimestamp() const {
  37   if (has_interface<PPB_AudioFrame_0_1>())
  38     return get_interface<PPB_AudioFrame_0_1>()->GetTimestamp(pp_resource());
  39   return 0.0;
  40 }
  41
  42 void AudioFrame::SetTimestamp(PP_TimeDelta timestamp) {
  43   if (has_interface<PPB_AudioFrame_0_1>())
  44     get_interface<PPB_AudioFrame_0_1>()->SetTimestamp(pp_resource(), timestamp);
  45 }
  46
  47 uint32_t AudioFrame::GetSampleSize() const {
  48   if (has_interface<PPB_AudioFrame_0_1>())
  49     return get_interface<PPB_AudioFrame_0_1>()->GetSampleSize(pp_resource());
  50   return 0;
  51 }
  52
  53 uint32_t AudioFrame::GetNumberOfChannels() const {
  54   if (has_interface<PPB_AudioFrame_0_1>()) {
  55     return get_interface<PPB_AudioFrame_0_1>()->GetNumberOfChannels(
  56         pp_resource());
  57   }
  58   return 0;
  59 }
  60
  61 uint32_t AudioFrame::GetNumberOfSamples() const {
  62   if (has_interface<PPB_AudioFrame_0_1>()) {
  63     return get_interface<PPB_AudioFrame_0_1>()->GetNumberOfSamples(
  64         pp_resource());
  65   }
  66   return 0;
  67 }
  68
  69 void* AudioFrame::GetDataBuffer() {
  70   if (has_interface<PPB_AudioFrame_0_1>())
  71     return get_interface<PPB_AudioFrame_0_1>()->GetDataBuffer(pp_resource());
  72   return NULL;
  73 }
  74
  75 uint32_t AudioFrame::GetDataBufferSize() const {
  76   if (has_interface<PPB_AudioFrame_0_1>()) {
  77     return get_interface<PPB_AudioFrame_0_1>()->GetDataBufferSize(
  78         pp_resource());
  79   }
  80   return 0;
  81 }
  82
  83 }  // namespace pp