| /* INTEL CONFIDENTIAL |
| * 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 <nana.n.guo@intel.com> |
| * Yao Cheng <yao.cheng@intel.com> |
| * |
| */ |
| |
| |
| #ifndef JPEGDEC_H |
| #define JPEGDEC_H |
| |
| #include "../videovpp/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; |
| public: |
| struct MapHandle |
| { |
| friend class JpegDecoder; |
| public: |
| bool valid; |
| private: |
| VAImage *img; |
| }; |
| JpegDecoder(); |
| 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); |
| private: |
| 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); |
| }; |
| |
| |
| #endif |
| |