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/*

 * Copyright © 2009 Intel Corporation

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and associated documentation files (the

 * "Software"), to deal in the Software without restriction, including

 * without limitation the rights to use, copy, modify, merge, publish,

 * distribute, sub license, and/or sell copies of the Software, and to

 * permit persons to whom the Software is furnished to do so, subject to

 * the following conditions:

 *

 * The above copyright notice and this permission notice (including the

 * next paragraph) shall be included in all copies or substantial portions

 * of the Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.

 * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR

 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

 *

 * Authors:

 *    Xiang Haihao 

 *    Zou Nan hai 

 *

 */

#ifndef _I965_DRV_VIDEO_H_

#define _I965_DRV_VIDEO_H_

#include 

#include 

#include "i965_mutext.h"

#include "object_heap.h"

#include "intel_driver.h"

#define I965_MAX_PROFILES                       11

#define I965_MAX_ENTRYPOINTS                    5

#define I965_MAX_CONFIG_ATTRIBUTES              10

#define I965_MAX_IMAGE_FORMATS                  3

#define I965_MAX_SUBPIC_FORMATS                 6

#define I965_MAX_SUBPIC_SUM                     4

#define INTEL_STR_DRIVER_VENDOR                 "Intel"

#define INTEL_STR_DRIVER_NAME                   "i965"

#define I965_SURFACE_TYPE_IMAGE                   0

#define I965_SURFACE_TYPE_SURFACE                 1

#define I965_SURFACE_FLAG_FRAME                  0x00000000

#define I965_SURFACE_FLAG_TOP_FIELD_FIRST        0x00000001

#define I965_SURFACE_FLAG_BOTTOM_FIELD_FIRST     0x00000002

struct i965_surface

{

    VAGenericID id;

    int type;

    int flags;

};

struct i965_kernel

{

    char *name;

    int interface;

    const uint32_t (*bin)[4];

    int size;

    dri_bo *bo;

};

struct buffer_store

{

    unsigned char *buffer;

    dri_bo *bo;

    int ref_count;

    int num_elements;

};

struct object_config

{

    struct object_base base;

    VAProfile profile;

    VAEntrypoint entrypoint;

    VAConfigAttrib attrib_list[I965_MAX_CONFIG_ATTRIBUTES];

    int num_attribs;

};

#define NUM_SLICES     10

struct decode_state

{

    struct buffer_store *pic_param;

    struct buffer_store **slice_params;

    struct buffer_store *iq_matrix;

    struct buffer_store *bit_plane;

    struct buffer_store *huffman_table;

    struct buffer_store **slice_datas;

    VASurfaceID current_render_target;

    int max_slice_params;

    int max_slice_datas;

    int num_slice_params;

    int num_slice_datas;

};

struct encode_state

{

    struct buffer_store *seq_param;

    struct buffer_store *pic_param;

    struct buffer_store *pic_control;

    struct buffer_store *iq_matrix;

    struct buffer_store *q_matrix;

    struct buffer_store **slice_params;

    VASurfaceID current_render_target;

    int max_slice_params;

    int num_slice_params;

};

#define CODEC_DEC       0

#define CODEC_ENC       1

union codec_state

{

    struct decode_state decode;

    struct encode_state encode;

};

struct hw_context

{

    void (*run)(VADriverContextP ctx,

                VAProfile profile,

                union codec_state *codec_state,

                struct hw_context *hw_context);

    void (*destroy)(void *);

    struct intel_batchbuffer *batch;

};

struct object_context

{

    struct object_base base;

    VAContextID context_id;

    VAConfigID config_id;

    VASurfaceID *render_targets;		//input->encode, output->decode

    int num_render_targets;

    int picture_width;

    int picture_height;

    int flags;

    int codec_type;

    union codec_state codec_state;

    struct hw_context *hw_context;

};

#define SURFACE_REFERENCED      (1 << 0)

#define SURFACE_DISPLAYED       (1 << 1)

#define SURFACE_DERIVED         (1 << 2)

#define SURFACE_REF_DIS_MASK    ((SURFACE_REFERENCED) | \

                                 (SURFACE_DISPLAYED))

#define SURFACE_ALL_MASK        ((SURFACE_REFERENCED) | \

                                 (SURFACE_DISPLAYED) |  \

                                 (SURFACE_DERIVED))

struct object_surface

{

    struct object_base base;

    VASurfaceStatus status;

    VASubpictureID subpic[I965_MAX_SUBPIC_SUM];

    unsigned int subpic_render_idx;

    int width;

    int height;

    int size;

    int orig_width;

    int orig_height;

    int flags;

    unsigned int fourcc;

    dri_bo *bo;

    VAImageID locked_image_id;

    void (*free_private_data)(void **data);

    void *private_data;

    unsigned int subsampling;

    int x_cb_offset;

    int y_cb_offset;

    int x_cr_offset;

    int y_cr_offset;

    int cb_cr_width;

    int cb_cr_height;

    int cb_cr_pitch;

};

struct object_buffer

{

    struct object_base base;

    struct buffer_store *buffer_store;

    int max_num_elements;

    int num_elements;

    int size_element;

    VABufferType type;

};

struct object_image

{

    struct object_base base;

    VAImage image;

    dri_bo *bo;

    unsigned int *palette;

    VASurfaceID derived_surface;

};

struct object_subpic

{

    struct object_base base;

    VAImageID image;

    VARectangle src_rect;

    VARectangle dst_rect;

    unsigned int format;

    int width;

    int height;

    int pitch;

    float global_alpha;

    dri_bo *bo;

    unsigned int flags;

};

struct hw_codec_info

{

    struct hw_context *(*dec_hw_context_init)(VADriverContextP, VAProfile);

    struct hw_context *(*enc_hw_context_init)(VADriverContextP, VAProfile);

    int max_width;

    int max_height;

};

#include "i965_render.h"

struct i965_driver_data

{

    struct intel_driver_data intel;

    struct object_heap config_heap;

    struct object_heap context_heap;

    struct object_heap surface_heap;

    struct object_heap buffer_heap;

    struct object_heap image_heap;

    struct object_heap subpic_heap;

    struct hw_codec_info *codec_info;

    _I965Mutex render_mutex;

    struct intel_batchbuffer *batch;

    struct i965_render_state render_state;

    void *pp_context;

    char va_vendor[256];

    VADisplayAttribute *display_attributes;

    unsigned int num_display_attributes;

    VADisplayAttribute *rotation_attrib;

    /* VA/DRI (X11) specific data */

    struct va_dri_output *dri_output;

    /* VA/Wayland specific data */

    struct va_wl_output *wl_output;

};

#define NEW_CONFIG_ID() object_heap_allocate(&i965->config_heap);

#define NEW_CONTEXT_ID() object_heap_allocate(&i965->context_heap);

#define NEW_SURFACE_ID() object_heap_allocate(&i965->surface_heap);

#define NEW_BUFFER_ID() object_heap_allocate(&i965->buffer_heap);

#define NEW_IMAGE_ID() object_heap_allocate(&i965->image_heap);

#define NEW_SUBPIC_ID() object_heap_allocate(&i965->subpic_heap);

#define CONFIG(id) ((struct object_config *)object_heap_lookup(&i965->config_heap, id))

#define CONTEXT(id) ((struct object_context *)object_heap_lookup(&i965->context_heap, id))

#define SURFACE(id) ((struct object_surface *)object_heap_lookup(&i965->surface_heap, id))

#define BUFFER(id) ((struct object_buffer *)object_heap_lookup(&i965->buffer_heap, id))

#define IMAGE(id) ((struct object_image *)object_heap_lookup(&i965->image_heap, id))

#define SUBPIC(id) ((struct object_subpic *)object_heap_lookup(&i965->subpic_heap, id))

#define FOURCC_IA44 0x34344149

#define FOURCC_AI44 0x34344941

#define STRIDE(w)               (((w) + 0xf) & ~0xf)

#define SIZE_YUV420(w, h)       (h * (STRIDE(w) + STRIDE(w >> 1)))

static INLINE struct i965_driver_data *

i965_driver_data(VADriverContextP ctx)

{

    return (struct i965_driver_data *)(ctx->pDriverData);

}

void

i965_check_alloc_surface_bo(VADriverContextP ctx,

                            struct object_surface *obj_surface,

                            int tiled,

                            unsigned int fourcc,

                            unsigned int subsampling);

extern VAStatus i965_MapBuffer(VADriverContextP ctx,

		VABufferID buf_id,       /* in */

		void **pbuf);            /* out */

extern VAStatus i965_UnmapBuffer(VADriverContextP ctx, VABufferID buf_id);

#endif /* _I965_DRV_VIDEO_H_ */