| // Copyright 2018 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 "content/browser/devtools/devtools_traceable_screenshot.h" |
| |
| #include "base/base64.h" |
| #include "ui/gfx/codec/jpeg_codec.h" |
| |
| namespace content { |
| |
| base::subtle::Atomic32 DevToolsTraceableScreenshot::number_of_instances_ = 0; |
| |
| // static |
| base::subtle::Atomic32 DevToolsTraceableScreenshot::GetNumberOfInstances() { |
| return base::subtle::NoBarrier_Load(&number_of_instances_); |
| } |
| |
| DevToolsTraceableScreenshot::DevToolsTraceableScreenshot(const SkBitmap& bitmap) |
| : frame_(bitmap) { |
| base::subtle::NoBarrier_AtomicIncrement(&number_of_instances_, 1); |
| } |
| |
| DevToolsTraceableScreenshot::~DevToolsTraceableScreenshot() { |
| base::subtle::NoBarrier_AtomicIncrement(&number_of_instances_, -1); |
| } |
| |
| void DevToolsTraceableScreenshot::AppendAsTraceFormat(std::string* out) const { |
| out->append("\""); |
| if (!frame_.drawsNothing()) { |
| std::vector<unsigned char> data; |
| bool encoded = gfx::JPEGCodec::Encode(frame_, 80, &data); |
| if (encoded) { |
| std::string encoded_data; |
| base::Base64Encode( |
| base::StringPiece(reinterpret_cast<char*>(&data[0]), data.size()), |
| &encoded_data); |
| out->append(encoded_data); |
| } |
| } |
| out->append("\""); |
| } |
| |
| } // namespace content |