Source code
Revision control
Copy as Markdown
/*
Copyright 2018 Google Inc. All Rights Reserved.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS-IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
#include "graph/buffered_source_node.h"
#include "base/constants_and_types.h"
#include "base/logging.h"
namespace vraudio {
BufferedSourceNode::BufferedSourceNode(SourceId source_id, size_t num_channels,
size_t frames_per_buffer)
: source_id_(source_id),
input_audio_buffer_(num_channels, frames_per_buffer),
new_buffer_flag_(false) {
input_audio_buffer_.Clear();
}
AudioBuffer* BufferedSourceNode::GetMutableAudioBufferAndSetNewBufferFlag() {
new_buffer_flag_ = true;
return &input_audio_buffer_;
}
const AudioBuffer* BufferedSourceNode::AudioProcess() {
if (!new_buffer_flag_) {
return nullptr;
}
new_buffer_flag_ = false;
input_audio_buffer_.set_source_id(source_id_);
return &input_audio_buffer_;
}
} // namespace vraudio