| // Copyright 2017 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "cc/paint/decode_stashing_image_provider.h" |
| |
| namespace cc { |
| DecodeStashingImageProvider::DecodeStashingImageProvider( |
| ImageProvider* source_provider) |
| : source_provider_(source_provider) { |
| DCHECK(source_provider_); |
| } |
| DecodeStashingImageProvider::~DecodeStashingImageProvider() = default; |
| |
| ImageProvider::ScopedDecodedDrawImage |
| DecodeStashingImageProvider::GetDecodedDrawImage(const DrawImage& draw_image) { |
| auto decode = source_provider_->GetDecodedDrawImage(draw_image); |
| if (!decode.needs_unlock()) |
| return decode; |
| |
| // No need to add any destruction callback to the returned image. The images |
| // decoded here match the lifetime of this provider. |
| auto image_to_return = ScopedDecodedDrawImage(decode.decoded_image()); |
| decoded_images_->push_back(std::move(decode)); |
| return image_to_return; |
| } |
| |
| void DecodeStashingImageProvider::Reset() { |
| decoded_images_->clear(); |
| } |
| |
| } // namespace cc |