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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "ppapi/shared_impl/audio_config_impl.h" | 5 #include "ppapi/shared_impl/ppb_audio_config_shared.h" |
| 6 | 6 |
| 7 namespace ppapi { | 7 namespace ppapi { |
| 8 | 8 |
| 9 AudioConfigImpl::AudioConfigImpl(PP_Instance instance) | 9 PPB_AudioConfig_Shared::PPB_AudioConfig_Shared(PP_Instance instance) |
| 10 : Resource(instance), | 10 : Resource(instance), |
| 11 sample_rate_(PP_AUDIOSAMPLERATE_NONE), | 11 sample_rate_(PP_AUDIOSAMPLERATE_NONE), |
| 12 sample_frame_count_(0) { | 12 sample_frame_count_(0) { |
| 13 } | 13 } |
| 14 | 14 |
| 15 AudioConfigImpl::AudioConfigImpl(const HostResource& host_resource) | 15 PPB_AudioConfig_Shared::PPB_AudioConfig_Shared( |
| 16 const HostResource& host_resource) |
| 16 : Resource(host_resource), | 17 : Resource(host_resource), |
| 17 sample_rate_(PP_AUDIOSAMPLERATE_NONE), | 18 sample_rate_(PP_AUDIOSAMPLERATE_NONE), |
| 18 sample_frame_count_(0) { | 19 sample_frame_count_(0) { |
| 19 } | 20 } |
| 20 | 21 |
| 21 AudioConfigImpl::~AudioConfigImpl() { | 22 PPB_AudioConfig_Shared::~PPB_AudioConfig_Shared() { |
| 22 } | 23 } |
| 23 | 24 |
| 24 // static | 25 // static |
| 25 PP_Resource AudioConfigImpl::CreateAsImpl(PP_Instance instance, | 26 PP_Resource PPB_AudioConfig_Shared::CreateAsImpl( |
| 26 PP_AudioSampleRate sample_rate, | 27 PP_Instance instance, |
| 27 uint32_t sample_frame_count) { | 28 PP_AudioSampleRate sample_rate, |
| 28 scoped_refptr<AudioConfigImpl> object(new AudioConfigImpl(instance)); | 29 uint32_t sample_frame_count) { |
| 30 scoped_refptr<PPB_AudioConfig_Shared> object( |
| 31 new PPB_AudioConfig_Shared(instance)); |
| 29 if (!object->Init(sample_rate, sample_frame_count)) | 32 if (!object->Init(sample_rate, sample_frame_count)) |
| 30 return 0; | 33 return 0; |
| 31 return object->GetReference(); | 34 return object->GetReference(); |
| 32 } | 35 } |
| 33 | 36 |
| 34 // static | 37 // static |
| 35 PP_Resource AudioConfigImpl::CreateAsProxy(PP_Instance instance, | 38 PP_Resource PPB_AudioConfig_Shared::CreateAsProxy( |
| 36 PP_AudioSampleRate sample_rate, | 39 PP_Instance instance, |
| 37 uint32_t sample_frame_count) { | 40 PP_AudioSampleRate sample_rate, |
| 38 scoped_refptr<AudioConfigImpl> object(new AudioConfigImpl( | 41 uint32_t sample_frame_count) { |
| 42 scoped_refptr<PPB_AudioConfig_Shared> object(new PPB_AudioConfig_Shared( |
| 39 HostResource::MakeInstanceOnly(instance))); | 43 HostResource::MakeInstanceOnly(instance))); |
| 40 if (!object->Init(sample_rate, sample_frame_count)) | 44 if (!object->Init(sample_rate, sample_frame_count)) |
| 41 return 0; | 45 return 0; |
| 42 return object->GetReference(); | 46 return object->GetReference(); |
| 43 } | 47 } |
| 44 | 48 |
| 45 thunk::PPB_AudioConfig_API* AudioConfigImpl::AsPPB_AudioConfig_API() { | 49 thunk::PPB_AudioConfig_API* PPB_AudioConfig_Shared::AsPPB_AudioConfig_API() { |
| 46 return this; | 50 return this; |
| 47 } | 51 } |
| 48 | 52 |
| 49 PP_AudioSampleRate AudioConfigImpl::GetSampleRate() { | 53 PP_AudioSampleRate PPB_AudioConfig_Shared::GetSampleRate() { |
| 50 return sample_rate_; | 54 return sample_rate_; |
| 51 } | 55 } |
| 52 | 56 |
| 53 uint32_t AudioConfigImpl::GetSampleFrameCount() { | 57 uint32_t PPB_AudioConfig_Shared::GetSampleFrameCount() { |
| 54 return sample_frame_count_; | 58 return sample_frame_count_; |
| 55 } | 59 } |
| 56 | 60 |
| 57 bool AudioConfigImpl::Init(PP_AudioSampleRate sample_rate, | 61 bool PPB_AudioConfig_Shared::Init(PP_AudioSampleRate sample_rate, |
| 58 uint32_t sample_frame_count) { | 62 uint32_t sample_frame_count) { |
| 59 // TODO(brettw): Currently we don't actually check what the hardware | 63 // TODO(brettw): Currently we don't actually check what the hardware |
| 60 // supports, so just allow sample rates of the "guaranteed working" ones. | 64 // supports, so just allow sample rates of the "guaranteed working" ones. |
| 61 if (sample_rate != PP_AUDIOSAMPLERATE_44100 && | 65 if (sample_rate != PP_AUDIOSAMPLERATE_44100 && |
| 62 sample_rate != PP_AUDIOSAMPLERATE_48000) | 66 sample_rate != PP_AUDIOSAMPLERATE_48000) |
| 63 return false; | 67 return false; |
| 64 | 68 |
| 65 // TODO(brettw): Currently we don't actually query to get a value from the | 69 // TODO(brettw): Currently we don't actually query to get a value from the |
| 66 // hardware, so just validate the range. | 70 // hardware, so just validate the range. |
| 67 if (sample_frame_count > PP_AUDIOMAXSAMPLEFRAMECOUNT || | 71 if (sample_frame_count > PP_AUDIOMAXSAMPLEFRAMECOUNT || |
| 68 sample_frame_count < PP_AUDIOMINSAMPLEFRAMECOUNT) | 72 sample_frame_count < PP_AUDIOMINSAMPLEFRAMECOUNT) |
| 69 return false; | 73 return false; |
| 70 | 74 |
| 71 sample_rate_ = sample_rate; | 75 sample_rate_ = sample_rate; |
| 72 sample_frame_count_ = sample_frame_count; | 76 sample_frame_count_ = sample_frame_count; |
| 73 return true; | 77 return true; |
| 74 } | 78 } |
| 75 | 79 |
| 76 } // namespace ppapi | 80 } // namespace ppapi |
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