// Copyright (c) 2010 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 "chrome/browser/chromeos/login/image_decoder.h"

#include "chrome/browser/browser_process.h"
#include "chrome/browser/chrome_thread.h"

namespace chromeos {

ImageDecoder::ImageDecoder(Delegate* delegate,
                           const std::vector<unsigned char>& image_data)
    : delegate_(delegate),
      image_data_(image_data) {
}

void ImageDecoder::Start() {
  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
  ChromeThread::PostTask(
     ChromeThread::IO, FROM_HERE,
     NewRunnableMethod(
         this, &ImageDecoder::DecodeImageInSandbox,
         g_browser_process->resource_dispatcher_host(),
         image_data_));
}

void ImageDecoder::OnDecodeImageSucceeded(const SkBitmap& decoded_image) {
  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
  if (delegate_)
    delegate_->OnImageDecoded(decoded_image);
}

void ImageDecoder::DecodeImageInSandbox(
    ResourceDispatcherHost* rdh,
    const std::vector<unsigned char>& image_data) {
  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::IO));
  UtilityProcessHost* utility_process_host =
      new UtilityProcessHost(rdh,
                             this,
                             ChromeThread::UI);
  utility_process_host->StartImageDecoding(image_data);
}

}  // namespace chromeos