Index: services/image_decoder/image_decoder_impl.cc |
diff --git a/services/image_decoder/image_decoder_impl.cc b/services/image_decoder/image_decoder_impl.cc |
deleted file mode 100644 |
index 53aa56a9441fa58ce44b0f9c1eea943bfbc87d31..0000000000000000000000000000000000000000 |
--- a/services/image_decoder/image_decoder_impl.cc |
+++ /dev/null |
@@ -1,103 +0,0 @@ |
-// 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 "services/image_decoder/image_decoder_impl.h" |
- |
-#include <string.h> |
- |
-#include <utility> |
- |
-#include "base/logging.h" |
-#include "content/public/child/image_decoder_utils.h" |
-#include "mojo/public/cpp/bindings/strong_binding.h" |
-#include "skia/ext/image_operations.h" |
-#include "third_party/skia/include/core/SkBitmap.h" |
- |
-#if defined(OS_CHROMEOS) |
-#include "ui/gfx/codec/chromeos/jpeg_codec_robust_slow.h" |
-#include "ui/gfx/codec/png_codec.h" |
-#endif |
- |
-namespace image_decoder { |
- |
-namespace { |
- |
-int64_t kPadding = 64; |
- |
-} // namespace |
- |
-ImageDecoderImpl::ImageDecoderImpl( |
- std::unique_ptr<service_manager::ServiceContextRef> service_ref) |
- : service_ref_(std::move(service_ref)) {} |
- |
-ImageDecoderImpl::~ImageDecoderImpl() = default; |
- |
-void ImageDecoderImpl::DecodeImage(const std::vector<uint8_t>& encoded_data, |
- mojom::ImageCodec codec, |
- bool shrink_to_fit, |
- int64_t max_size_in_bytes, |
- const gfx::Size& desired_image_frame_size, |
- const DecodeImageCallback& callback) { |
- if (encoded_data.size() == 0) { |
- callback.Run(SkBitmap()); |
- return; |
- } |
- |
- SkBitmap decoded_image; |
-#if defined(OS_CHROMEOS) |
- if (codec == mojom::ImageCodec::ROBUST_JPEG) { |
- // Our robust jpeg decoding is using IJG libjpeg. |
- if (encoded_data.size()) { |
- std::unique_ptr<SkBitmap> decoded_jpeg(gfx::JPEGCodecRobustSlow::Decode( |
- encoded_data.data(), encoded_data.size())); |
- if (decoded_jpeg.get() && !decoded_jpeg->empty()) |
- decoded_image = *decoded_jpeg; |
- } |
- } else if (codec == mojom::ImageCodec::ROBUST_PNG) { |
- // Our robust PNG decoding is using libpng. |
- if (encoded_data.size()) { |
- SkBitmap decoded_png; |
- if (gfx::PNGCodec::Decode( |
- encoded_data.data(), encoded_data.size(), &decoded_png)) { |
- decoded_image = decoded_png; |
- } |
- } |
- } |
-#endif // defined(OS_CHROMEOS) |
- if (codec == mojom::ImageCodec::DEFAULT) { |
- decoded_image = content::DecodeImage( |
- encoded_data.data(), desired_image_frame_size, encoded_data.size()); |
- } |
- |
- if (!decoded_image.isNull()) { |
- // When serialized, the space taken up by a skia::mojom::Bitmap excluding |
- // the pixel data payload should be: |
- // sizeof(skia::mojom::Bitmap::Data_) + pixel data array header (8 bytes) |
- // Use a bigger number in case we need padding at the end. |
- int64_t struct_size = sizeof(skia::mojom::Bitmap::Data_) + kPadding; |
- int64_t image_size = decoded_image.computeSize64(); |
- int halves = 0; |
- while (struct_size + (image_size >> 2 * halves) > max_size_in_bytes) |
- halves++; |
- if (halves) { |
- // If the decoded image is too large, either discard it or shrink it. |
- // |
- // TODO(rockot): Also support exposing the bytes via shared memory for |
- // larger images. https://crbug.com/416916. |
- if (shrink_to_fit) { |
- // Shrinking by halves prevents quality loss and should never overshrink |
- // on displays smaller than 3600x2400. |
- decoded_image = skia::ImageOperations::Resize( |
- decoded_image, skia::ImageOperations::RESIZE_LANCZOS3, |
- decoded_image.width() >> halves, decoded_image.height() >> halves); |
- } else { |
- decoded_image.reset(); |
- } |
- } |
- } |
- |
- callback.Run(decoded_image); |
-} |
- |
-} // namespace image_decoder |