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content / browser / devtools / devtools_traceable_screenshot.cc [blame]
// Copyright 2018 The Chromium Authors
// 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::optional<std::vector<uint8_t>> data =
gfx::JPEGCodec::Encode(frame_, /*quality=*/80);
if (data) {
base::Base64EncodeAppend(data.value(), out);
}
}
out->append("\"");
}
} // namespace content