audio.cc revision 58537e28ecd584eab876aee8be7156509866d23a
15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/cpp/audio.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/cpp/instance_handle.h" 85821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/cpp/module_impl.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace pp { 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)template <> const char* interface_name<PPB_Audio_1_0>() { 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) return PPB_AUDIO_INTERFACE_1_0; 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)template <> const char* interface_name<PPB_Audio_1_1>() { 1958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return PPB_AUDIO_INTERFACE_1_1; 2058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)} 2158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)Audio::Audio(const InstanceHandle& instance, 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) const AudioConfig& config, 265821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PPB_Audio_Callback callback, 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) void* user_data) 2858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) : config_(config), 2958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) use_1_0_interface_(false) { 3058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (has_interface<PPB_Audio_1_1>()) { 3158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) PassRefFromConstructor(get_interface<PPB_Audio_1_1>()->Create( 3258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) instance.pp_instance(), config.pp_resource(), callback, user_data)); 3358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 3458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)} 3558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) 3658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles)Audio::Audio(const InstanceHandle& instance, 3758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) const AudioConfig& config, 3858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) PPB_Audio_Callback_1_0 callback, 3958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) void* user_data) 4058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) : config_(config), 4158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) use_1_0_interface_(true) { 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) if (has_interface<PPB_Audio_1_0>()) { 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PassRefFromConstructor(get_interface<PPB_Audio_1_0>()->Create( 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) instance.pp_instance(), config.pp_resource(), callback, user_data)); 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 465821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool Audio::StartPlayback() { 4958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (has_interface<PPB_Audio_1_1>() && !use_1_0_interface_) { 5058537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return PP_ToBool(get_interface<PPB_Audio_1_1>()->StartPlayback( 5158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) pp_resource())); 5258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 5358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (has_interface<PPB_Audio_1_0>()) { 5458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return PP_ToBool(get_interface<PPB_Audio_1_0>()->StartPlayback( 5558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) pp_resource())); 5658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 5758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return false; 585821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)bool Audio::StopPlayback() { 6158537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (has_interface<PPB_Audio_1_1>() && !use_1_0_interface_) { 6258537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return PP_ToBool(get_interface<PPB_Audio_1_1>()->StopPlayback( 6358537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) pp_resource())); 6458537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 6558537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) if (has_interface<PPB_Audio_1_0>()) { 6658537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return PP_ToBool(get_interface<PPB_Audio_1_0>()->StopPlayback( 6758537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) pp_resource())); 6858537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) } 6958537e28ecd584eab876aee8be7156509866d23aTorne (Richard Coles) return false; 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace pp 73