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devtools_instrumentation.cc
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devtools_instrumentation.cc
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// Copyright 2016 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/base/devtools_instrumentation.h"
namespace cc {
namespace devtools_instrumentation {
namespace internal {
const char kCategory[] = TRACE_DISABLED_BY_DEFAULT("devtools.timeline");
const char kCategoryFrame[] =
TRACE_DISABLED_BY_DEFAULT("devtools.timeline.frame");
const char kData[] = "data";
const char kFrameId[] = "frameId";
const char kLayerId[] = "layerId";
const char kLayerTreeId[] = "layerTreeId";
const char kPixelRefId[] = "pixelRefId";
const char kImageDecodeTask[] = "ImageDecodeTask";
const char kBeginFrame[] = "BeginFrame";
const char kNeedsBeginFrameChanged[] = "NeedsBeginFrameChanged";
const char kActivateLayerTree[] = "ActivateLayerTree";
const char kRequestMainThreadFrame[] = "RequestMainThreadFrame";
const char kBeginMainThreadFrame[] = "BeginMainThreadFrame";
const char kDrawFrame[] = "DrawFrame";
const char kCompositeLayers[] = "CompositeLayers";
} // namespace internal
const char kPaintSetup[] = "PaintSetup";
const char kUpdateLayer[] = "UpdateLayer";
ScopedImageDecodeTask::ScopedImageDecodeTask(const void* image_ptr,
DecodeType decode_type,
TaskType task_type)
: decode_type_(decode_type),
task_type_(task_type),
start_time_(base::TimeTicks::Now()) {
TRACE_EVENT_BEGIN1(internal::kCategory, internal::kImageDecodeTask,
internal::kPixelRefId,
reinterpret_cast<uint64_t>(image_ptr));
}
ScopedImageDecodeTask::~ScopedImageDecodeTask() {
TRACE_EVENT_END0(internal::kCategory, internal::kImageDecodeTask);
base::TimeDelta duration = base::TimeTicks::Now() - start_time_;
switch (task_type_) {
case kInRaster:
switch (decode_type_) {
case kSoftware:
UMA_HISTOGRAM_COUNTS_1M(
"Renderer4.ImageDecodeTaskDurationUs.Software",
duration.InMicroseconds());
break;
case kGpu:
UMA_HISTOGRAM_COUNTS_1M("Renderer4.ImageDecodeTaskDurationUs.Gpu",
duration.InMicroseconds());
break;
}
break;
case kOutOfRaster:
switch (decode_type_) {
case kSoftware:
UMA_HISTOGRAM_COUNTS_1M(
"Renderer4.ImageDecodeTaskDurationUs.OutOfRaster.Software",
duration.InMicroseconds());
break;
case kGpu:
UMA_HISTOGRAM_COUNTS_1M(
"Renderer4.ImageDecodeTaskDurationUs.OutOfRaster.Gpu",
duration.InMicroseconds());
break;
}
break;
}
}
} // namespace devtools_instrumentation
} // namespace cc