imagedecoder/JPEGDecoder.h

/* INTEL CONFIDENTIAL
* Copyright (c) 2012 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>
*
*/

#ifndef JDLIBVA_H
#define JDLIBVA_H

#include "JPEGParser.h"
#include <pthread.h>
#include <va/va.h>
//#include <va/va_android.h>
#include "va/va_dec_jpeg.h"

#define Display unsigned int
#define BOOL int

#define JPEG_MAX_COMPONENTS 4
#define JPEG_MAX_QUANT_TABLES 4

typedef struct {
    Display * android_display;
    uint32_t surface_count;
    VADisplay va_display;
    VAContextID va_context;
    VASurfaceID* va_surfaces;
    VAConfigID va_config;

    VAPictureParameterBufferJPEGBaseline picture_param_buf;
    VASliceParameterBufferJPEGBaseline slice_param_buf[JPEG_MAX_COMPONENTS];
    VAIQMatrixBufferJPEGBaseline qmatrix_buf;
    VAHuffmanTableBufferJPEGBaseline hufman_table_buf;

    uint32_t dht_byte_offset[4];
    uint32_t dqt_byte_offset[4];
    uint32_t huffman_tables_num;
    uint32_t quant_tables_num;
    uint32_t soi_offset;
    uint32_t eoi_offset;

    uint8_t* bitstream_buf;
    uint32_t image_width;
    uint32_t image_height;
    uint32_t scan_ctrl_count;

    uint8_t * image_buf;
    VAImage surface_image;
    boolean hw_state_ready;
    boolean hw_caps_ready;
    boolean hw_path;
    boolean initialized;
    boolean resource_allocated;

    uint32_t file_size;
    uint32_t rotation;
    CJPEGParse* JPEGParser;

} jd_libva_struct;

typedef enum {
    DECODE_NOT_STARTED = -6,
    DECODE_INVALID_DATA = -5,
    DECODE_DRIVER_FAIL = -4,
    DECODE_PARSER_FAIL = -3,
    DECODE_MEMORY_FAIL = -2,
    DECODE_FAIL = -1,
    DECODE_SUCCESS = 0,

} IMAGE_DECODE_STATUS;

typedef int32_t Decode_Status;

extern jd_libva_struct jd_libva;

Decode_Status jdva_initialize (jd_libva_struct * jd_libva_ptr);
void jdva_deinitialize (jd_libva_struct * jd_libva_ptr);
Decode_Status jdva_decode (jd_libva_struct * jd_libva_ptr, uint8_t* buf);
Decode_Status jdva_create_resource (jd_libva_struct * jd_libva_ptr);
Decode_Status jdva_release_resource (jd_libva_struct * jd_libva_ptr);
Decode_Status parseBitstream(jd_libva_struct * jd_libva_ptr);
Decode_Status parseTableData(jd_libva_struct * jd_libva_ptr);
#endif