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* Copyright (c) 2012, 2013 Intel Corporation. All rights reserved.
* Copyright (c) Imagination Technologies Limited, UK
* The source code contained or described herein and all documents
* related to the source code ("Material") are owned by Intel
* Corporation or its suppliers or licensors. Title to the
* Material remains with Intel Corporation or its suppliers and
* licensors. The Material contains trade secrets and proprietary
* and confidential information of Intel or its suppliers and
* licensors. The Material is protected by worldwide copyright and
* trade secret laws and treaty provisions. No part of the Material
* may be used, copied, reproduced, modified, published, uploaded,
* posted, transmitted, distributed, or disclosed in any way without
* Intel's prior express written permission.
* No license under any patent, copyright, trade secret or other
* intellectual property right is granted to or conferred upon you
* by disclosure or delivery of the Materials, either expressly, by
* implication, inducement, estoppel or otherwise. Any license
* under such intellectual property rights must be express and
* approved by Intel in writing.
* Authors:
* Nana Guo <>
* Yao Cheng <>
#ifndef JPEGDEC_H
#define JPEGDEC_H
#include <VideoVPPBase.h>
#include <utils/KeyedVector.h>
#include <utils/threads.h>
#include "JPEGCommon.h"
using namespace android;
struct CJPEGParse;
class JpegBlitter;
// Non thread-safe
class JpegDecoder
friend class JpegBlitter;
struct MapHandle
friend class JpegDecoder;
bool valid;
VAImage *img;
virtual ~JpegDecoder();
virtual JpegDecodeStatus init(int width, int height, RenderTarget **targets, int num);
virtual void deinit();
virtual JpegDecodeStatus parse(JpegInfo &jpginfo);
virtual JpegDecodeStatus decode(JpegInfo &jpginfo, RenderTarget &target);
virtual JpegDecodeStatus sync(RenderTarget &target);
virtual bool busy(RenderTarget &target) const;
virtual JpegDecodeStatus blit(RenderTarget &src, RenderTarget &dst);
virtual MapHandle mapData(RenderTarget &target, void ** data, uint32_t * offsets, uint32_t * pitches);
virtual void unmapData(RenderTarget &target, MapHandle maphandle);
bool mInitialized;
mutable Mutex mLock;
VADisplay mDisplay;
VAConfigID mConfigId;
VAContextID mContextId;
CJPEGParse *mParser;
JpegBlitter *mBlitter;
KeyedVector<buffer_handle_t, VASurfaceID> mGrallocSurfaceMap;
KeyedVector<unsigned long, VASurfaceID> mDrmSurfaceMap;
KeyedVector<int, VASurfaceID> mNormalSurfaceMap;
virtual VASurfaceID getSurfaceID(RenderTarget &target) const;
virtual JpegDecodeStatus parseTableData(JpegInfo &jpginfo);
virtual bool jpegColorFormatSupported(JpegInfo &jpginfo) const;
virtual JpegDecodeStatus createSurfaceFromRenderTarget(RenderTarget &target, VASurfaceID *surf_id);
virtual JpegDecodeStatus createSurfaceInternal(int width, int height, int pixel_format, int handle, VASurfaceID *surf_id);
virtual JpegDecodeStatus createSurfaceDrm(int width, int height, int pixel_format, unsigned long boname, int stride, VASurfaceID *surf_id);
virtual JpegDecodeStatus createSurfaceGralloc(int width, int height, int pixel_format, buffer_handle_t handle, int stride, VASurfaceID *surf_id);