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kolibrios/drivers/video/i965/i965_media_mpeg2.c
Sergey Semyonov (Serge) 84ab2d2d6b intel: update 2D driver & VA driver 
git-svn-id: svn://kolibrios.org@3769 a494cfbc-eb01-0410-851d-a64ba20cac60
2013-07-06 06:25:41 +00:00

1022 lines
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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 <haihao.xiang@intel.com>
* Zou Nan hai <nanhai.zou@intel.com>
*
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "intel_batchbuffer.h"
#include "intel_driver.h"
#include "i965_defines.h"
#include "i965_drv_video.h"
#include "i965_decoder_utils.h"
#include "i965_media.h"
#include "i965_media_mpeg2.h"
#define SURFACE_TARGET 0
#define SURFACE_FORWARD 1
#define SURFACE_BACKWARD 2
#define SURFACE_BIDIRECT 3
enum interface {
FRAME_INTRA = 0,
FRAME_FRAME_PRED_FORWARD,
FRAME_FRAME_PRED_BACKWARD,
FRAME_FRAME_PRED_BIDIRECT,
FRAME_FIELD_PRED_FORWARD,
FRAME_FIELD_PRED_BACKWARD,
FRAME_FIELD_PRED_BIDIRECT,
LIB_INTERFACE,
FIELD_INTRA,
FIELD_FORWARD,
FIELD_FORWARD_16X8,
FIELD_BACKWARD,
FIELD_BACKWARD_16X8,
FIELD_BIDIRECT,
FIELD_BIDIRECT_16X8
};
/* idct table */
#define C0 23170
#define C1 22725
#define C2 21407
#define C3 19266
#define C4 16383
#define C5 12873
#define C6 8867
#define C7 4520
const uint32_t idct_table[] = {
C4, C1, C2, C3, C4, C5, C6, C7, //g5
C4, C1, C2, C3, C4, C5, C6, C7,
C4, C3, C6,-C7,-C4,-C1,-C2,-C5,
C4, C3, C6,-C7,-C4,-C1,-C2,-C5,
C4, C5,-C6,-C1,-C4, C7, C2, C3,
C4, C5,-C6,-C1,-C4, C7, C2, C3,
C4, C7,-C2,-C5, C4, C3,-C6,-C1,
C4, C7,-C2,-C5, C4, C3,-C6,-C1,
C4,-C7,-C2, C5, C4,-C3,-C6, C1,
C4,-C7,-C2, C5, C4,-C3,-C6, C1,
C4,-C5,-C6, C1,-C4,-C7, C2,-C3,
C4,-C5,-C6, C1,-C4,-C7, C2,-C3,
C4,-C3, C6, C7,-C4, C1,-C2, C5,
C4,-C3, C6, C7,-C4, C1,-C2, C5,
C4,-C1, C2,-C3, C4,-C5, C6,-C7,
C4,-C1, C2,-C3, C4,-C5, C6,-C7 //g20
};
#undef C0
#undef C1
#undef C2
#undef C3
#undef C4
#undef C5
#undef C6
#undef C7
const uint32_t zigzag_direct[64] = {
0, 1, 8, 16, 9, 2, 3, 10,
17, 24, 32, 25, 18, 11, 4, 5,
12, 19, 26, 33, 40, 48, 41, 34,
27, 20, 13, 6, 7, 14, 21, 28,
35, 42, 49, 56, 57, 50, 43, 36,
29, 22, 15, 23, 30, 37, 44, 51,
58, 59, 52, 45, 38, 31, 39, 46,
53, 60, 61, 54, 47, 55, 62, 63
};
static const uint32_t frame_intra_kernel[][4] = {
#include "shaders/mpeg2/vld/frame_intra.g4b"
};
static const uint32_t frame_frame_pred_forward_kernel[][4] = {
#include "shaders/mpeg2/vld/frame_frame_pred_forward.g4b"
};
static const uint32_t frame_frame_pred_backward_kernel[][4] = {
#include "shaders/mpeg2/vld/frame_frame_pred_backward.g4b"
};
static const uint32_t frame_frame_pred_bidirect_kernel[][4] = {
#include "shaders/mpeg2/vld/frame_frame_pred_bidirect.g4b"
};
static const uint32_t frame_field_pred_forward_kernel[][4] = {
#include "shaders/mpeg2/vld/frame_field_pred_forward.g4b"
};
static const uint32_t frame_field_pred_backward_kernel[][4] = {
#include "shaders/mpeg2/vld/frame_field_pred_backward.g4b"
};
static const uint32_t frame_field_pred_bidirect_kernel[][4] = {
#include "shaders/mpeg2/vld/frame_field_pred_bidirect.g4b"
};
static const uint32_t lib_kernel[][4] = {
#include "shaders/mpeg2/vld/lib.g4b"
};
/*field picture*/
static const uint32_t field_intra_kernel[][4] = {
#include "shaders/mpeg2/vld/field_intra.g4b"
};
static const uint32_t field_forward_kernel[][4] = {
#include "shaders/mpeg2/vld/field_forward.g4b"
};
static const uint32_t field_forward_16x8_kernel[][4] = {
#include "shaders/mpeg2/vld/field_forward_16x8.g4b"
};
static const uint32_t field_backward_kernel[][4] = {
#include "shaders/mpeg2/vld/field_backward.g4b"
};
static const uint32_t field_backward_16x8_kernel[][4] = {
#include "shaders/mpeg2/vld/field_backward_16x8.g4b"
};
static const uint32_t field_bidirect_kernel[][4] = {
#include "shaders/mpeg2/vld/field_bidirect.g4b"
};
static const uint32_t field_bidirect_16x8_kernel[][4] = {
#include "shaders/mpeg2/vld/field_bidirect_16x8.g4b"
};
static struct i965_kernel mpeg2_vld_kernels_gen4[] = {
{
"FRAME_INTRA",
FRAME_INTRA,
frame_intra_kernel,
sizeof(frame_intra_kernel),
NULL
},
{
"FRAME_FRAME_PRED_FORWARD",
FRAME_FRAME_PRED_FORWARD,
frame_frame_pred_forward_kernel,
sizeof(frame_frame_pred_forward_kernel),
NULL
},
{
"FRAME_FRAME_PRED_BACKWARD",
FRAME_FRAME_PRED_BACKWARD,
frame_frame_pred_backward_kernel,
sizeof(frame_frame_pred_backward_kernel),
NULL
},
{
"FRAME_FRAME_PRED_BIDIRECT",
FRAME_FRAME_PRED_BIDIRECT,
frame_frame_pred_bidirect_kernel,
sizeof(frame_frame_pred_bidirect_kernel),
NULL
},
{
"FRAME_FIELD_PRED_FORWARD",
FRAME_FIELD_PRED_FORWARD,
frame_field_pred_forward_kernel,
sizeof(frame_field_pred_forward_kernel),
NULL
},
{
"FRAME_FIELD_PRED_BACKWARD",
FRAME_FIELD_PRED_BACKWARD,
frame_field_pred_backward_kernel,
sizeof(frame_field_pred_backward_kernel),
NULL
},
{
"FRAME_FIELD_PRED_BIDIRECT",
FRAME_FIELD_PRED_BIDIRECT,
frame_field_pred_bidirect_kernel,
sizeof(frame_field_pred_bidirect_kernel),
NULL
},
{
"LIB",
LIB_INTERFACE,
lib_kernel,
sizeof(lib_kernel),
NULL
},
{
"FIELD_INTRA",
FIELD_INTRA,
field_intra_kernel,
sizeof(field_intra_kernel),
NULL
},
{
"FIELD_FORWARD",
FIELD_FORWARD,
field_forward_kernel,
sizeof(field_forward_kernel),
NULL
},
{
"FIELD_FORWARD_16X8",
FIELD_FORWARD_16X8,
field_forward_16x8_kernel,
sizeof(field_forward_16x8_kernel),
NULL
},
{
"FIELD_BACKWARD",
FIELD_BACKWARD,
field_backward_kernel,
sizeof(field_backward_kernel),
NULL
},
{
"FIELD_BACKWARD_16X8",
FIELD_BACKWARD_16X8,
field_backward_16x8_kernel,
sizeof(field_backward_16x8_kernel),
NULL
},
{
"FIELD_BIDIRECT",
FIELD_BIDIRECT,
field_bidirect_kernel,
sizeof(field_bidirect_kernel),
NULL
},
{
"FIELD_BIDIRECT_16X8",
FIELD_BIDIRECT_16X8,
field_bidirect_16x8_kernel,
sizeof(field_bidirect_16x8_kernel),
NULL
}
};
/* On IRONLAKE */
static const uint32_t frame_intra_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/frame_intra.g4b.gen5"
};
static const uint32_t frame_frame_pred_forward_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/frame_frame_pred_forward.g4b.gen5"
};
static const uint32_t frame_frame_pred_backward_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/frame_frame_pred_backward.g4b.gen5"
};
static const uint32_t frame_frame_pred_bidirect_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/frame_frame_pred_bidirect.g4b.gen5"
};
static const uint32_t frame_field_pred_forward_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/frame_field_pred_forward.g4b.gen5"
};
static const uint32_t frame_field_pred_backward_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/frame_field_pred_backward.g4b.gen5"
};
static const uint32_t frame_field_pred_bidirect_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/frame_field_pred_bidirect.g4b.gen5"
};
static const uint32_t lib_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/lib.g4b.gen5"
};
/*field picture*/
static const uint32_t field_intra_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/field_intra.g4b.gen5"
};
static const uint32_t field_forward_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/field_forward.g4b.gen5"
};
static const uint32_t field_forward_16x8_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/field_forward_16x8.g4b.gen5"
};
static const uint32_t field_backward_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/field_backward.g4b.gen5"
};
static const uint32_t field_backward_16x8_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/field_backward_16x8.g4b.gen5"
};
static const uint32_t field_bidirect_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/field_bidirect.g4b.gen5"
};
static const uint32_t field_bidirect_16x8_kernel_gen5[][4] = {
#include "shaders/mpeg2/vld/field_bidirect_16x8.g4b.gen5"
};
static struct i965_kernel mpeg2_vld_kernels_gen5[] = {
{
"FRAME_INTRA",
FRAME_INTRA,
frame_intra_kernel_gen5,
sizeof(frame_intra_kernel_gen5),
NULL
},
{
"FRAME_FRAME_PRED_FORWARD",
FRAME_FRAME_PRED_FORWARD,
frame_frame_pred_forward_kernel_gen5,
sizeof(frame_frame_pred_forward_kernel_gen5),
NULL
},
{
"FRAME_FRAME_PRED_BACKWARD",
FRAME_FRAME_PRED_BACKWARD,
frame_frame_pred_backward_kernel_gen5,
sizeof(frame_frame_pred_backward_kernel_gen5),
NULL
},
{
"FRAME_FRAME_PRED_BIDIRECT",
FRAME_FRAME_PRED_BIDIRECT,
frame_frame_pred_bidirect_kernel_gen5,
sizeof(frame_frame_pred_bidirect_kernel_gen5),
NULL
},
{
"FRAME_FIELD_PRED_FORWARD",
FRAME_FIELD_PRED_FORWARD,
frame_field_pred_forward_kernel_gen5,
sizeof(frame_field_pred_forward_kernel_gen5),
NULL
},
{
"FRAME_FIELD_PRED_BACKWARD",
FRAME_FIELD_PRED_BACKWARD,
frame_field_pred_backward_kernel_gen5,
sizeof(frame_field_pred_backward_kernel_gen5),
NULL
},
{
"FRAME_FIELD_PRED_BIDIRECT",
FRAME_FIELD_PRED_BIDIRECT,
frame_field_pred_bidirect_kernel_gen5,
sizeof(frame_field_pred_bidirect_kernel_gen5),
NULL
},
{
"LIB",
LIB_INTERFACE,
lib_kernel_gen5,
sizeof(lib_kernel_gen5),
NULL
},
{
"FIELD_INTRA",
FIELD_INTRA,
field_intra_kernel_gen5,
sizeof(field_intra_kernel_gen5),
NULL
},
{
"FIELD_FORWARD",
FIELD_FORWARD,
field_forward_kernel_gen5,
sizeof(field_forward_kernel_gen5),
NULL
},
{
"FIELD_FORWARD_16X8",
FIELD_FORWARD_16X8,
field_forward_16x8_kernel_gen5,
sizeof(field_forward_16x8_kernel_gen5),
NULL
},
{
"FIELD_BACKWARD",
FIELD_BACKWARD,
field_backward_kernel_gen5,
sizeof(field_backward_kernel_gen5),
NULL
},
{
"FIELD_BACKWARD_16X8",
FIELD_BACKWARD_16X8,
field_backward_16x8_kernel_gen5,
sizeof(field_backward_16x8_kernel_gen5),
NULL
},
{
"FIELD_BIDIRECT",
FIELD_BIDIRECT,
field_bidirect_kernel_gen5,
sizeof(field_bidirect_kernel_gen5),
NULL
},
{
"FIELD_BIDIRECT_16X8",
FIELD_BIDIRECT_16X8,
field_bidirect_16x8_kernel_gen5,
sizeof(field_bidirect_16x8_kernel_gen5),
NULL
}
};
static void
i965_media_mpeg2_surface_state(VADriverContextP ctx,
int index,
struct object_surface *obj_surface,
unsigned long offset,
int w, int h,
Bool is_dst,
int vert_line_stride,
int vert_line_stride_ofs,
struct i965_media_context *media_context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct i965_surface_state *ss;
dri_bo *bo;
uint32_t write_domain, read_domain;
bo = dri_bo_alloc(i965->intel.bufmgr,
"surface state",
sizeof(struct i965_surface_state), 32);
assert(bo);
dri_bo_map(bo, 1);
assert(bo->virtual);
ss = bo->virtual;
memset(ss, 0, sizeof(*ss));
ss->ss0.surface_type = I965_SURFACE_2D;
ss->ss0.surface_format = I965_SURFACEFORMAT_R8_SINT;
ss->ss0.vert_line_stride = vert_line_stride;
ss->ss0.vert_line_stride_ofs = vert_line_stride_ofs;
ss->ss1.base_addr = obj_surface->bo->offset + offset;
ss->ss2.width = w - 1;
ss->ss2.height = h - 1;
ss->ss3.pitch = w - 1;
if (is_dst) {
write_domain = I915_GEM_DOMAIN_RENDER;
read_domain = I915_GEM_DOMAIN_RENDER;
} else {
write_domain = 0;
read_domain = I915_GEM_DOMAIN_SAMPLER;
}
dri_bo_emit_reloc(bo,
read_domain, write_domain,
offset,
offsetof(struct i965_surface_state, ss1),
obj_surface->bo);
dri_bo_unmap(bo);
assert(index < MAX_MEDIA_SURFACES);
// assert(media_context->surface_state[index].bo == NULL);
media_context->surface_state[index].bo = bo;
}
static void
i965_media_mpeg2_surface_setup(VADriverContextP ctx,
int base_index,
struct object_surface *obj_surface,
Bool is_dst,
int picture_structure,
int surface,
struct i965_media_context *media_context)
{
int w = obj_surface->width;
int h = obj_surface->height;
i965_check_alloc_surface_bo(ctx, obj_surface, 0, VA_FOURCC('I','4','2','0'), SUBSAMPLE_YUV420);
if (picture_structure == MPEG_FRAME) {
i965_media_mpeg2_surface_state(ctx, base_index + 0, obj_surface,
0, w, h,
is_dst, 0, 0,
media_context);
i965_media_mpeg2_surface_state(ctx, base_index + 1, obj_surface,
w * h, w / 2, h / 2,
is_dst, 0, 0,
media_context);
i965_media_mpeg2_surface_state(ctx, base_index + 2, obj_surface,
w * h + w * h / 4, w / 2, h / 2,
is_dst, 0, 0,
media_context);
} else {
if (surface == SURFACE_TARGET) {
i965_media_mpeg2_surface_state(ctx, 3, obj_surface,
0, w, h,
False, 0, 0,
media_context);
i965_media_mpeg2_surface_state(ctx, 10, obj_surface,
w * h, w / 2, h / 2,
False, 0, 0,
media_context);
i965_media_mpeg2_surface_state(ctx, 11, obj_surface,
w * h + w * h / 4, w / 2, h / 2,
False, 0, 0,
media_context);
if (picture_structure == MPEG_TOP_FIELD) {
i965_media_mpeg2_surface_state(ctx, base_index + 0, obj_surface,
0, w, h,
True, 1, 0,
media_context);
i965_media_mpeg2_surface_state(ctx, base_index + 1, obj_surface,
w * h, w / 2, h / 2,
True, 1, 0,
media_context);
i965_media_mpeg2_surface_state(ctx, base_index + 2, obj_surface,
w * h + w * h / 4, w / 2, h / 2,
True, 1, 0,
media_context);
} else {
assert(picture_structure == MPEG_BOTTOM_FIELD);
i965_media_mpeg2_surface_state(ctx, base_index + 0, obj_surface,
0, w, h,
True, 1, 1,
media_context);
i965_media_mpeg2_surface_state(ctx, base_index + 1, obj_surface,
w * h, w / 2, h / 2,
True, 1, 1,
media_context);
i965_media_mpeg2_surface_state(ctx, base_index + 2, obj_surface,
w * h + w * h / 4, w / 2, h / 2,
True, 1, 1,
media_context);
}
} else {
i965_media_mpeg2_surface_state(ctx, base_index + 0, obj_surface,
0, w, h,
is_dst, 0, 0,
media_context);
i965_media_mpeg2_surface_state(ctx, base_index + 1, obj_surface,
w * h, w / 2, h / 2,
is_dst, 0, 0,
media_context);
i965_media_mpeg2_surface_state(ctx, base_index + 2, obj_surface,
w * h + w * h / 4, w / 2, h / 2,
is_dst, 0, 0,
media_context);
}
}
}
void
i965_media_mpeg2_surfaces_setup(VADriverContextP ctx,
struct decode_state *decode_state,
struct i965_media_context *media_context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface;
VAPictureParameterBufferMPEG2 *param;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
param = (VAPictureParameterBufferMPEG2 *)decode_state->pic_param->buffer;
obj_surface = SURFACE(decode_state->current_render_target);
assert(obj_surface);
i965_media_mpeg2_surface_setup(ctx, 0, obj_surface, True,
param->picture_coding_extension.bits.picture_structure,
SURFACE_TARGET,
media_context);
obj_surface = SURFACE(param->forward_reference_picture);
if (!obj_surface) {
// assert(param->picture_coding_type == 1); /* I-picture */
} else {
i965_media_mpeg2_surface_setup(ctx, 4, obj_surface, False,
param->picture_coding_extension.bits.picture_structure,
SURFACE_FORWARD,
media_context);
obj_surface = SURFACE(param->backward_reference_picture);
if (!obj_surface) {
assert(param->picture_coding_type == 2); /* P-picture */
obj_surface = SURFACE(param->forward_reference_picture);
i965_media_mpeg2_surface_setup(ctx, 7, obj_surface, False,
param->picture_coding_extension.bits.picture_structure,
SURFACE_BACKWARD,
media_context);
} else {
assert(param->picture_coding_type == 3); /* B-picture */
i965_media_mpeg2_surface_setup(ctx, 7, obj_surface, False,
param->picture_coding_extension.bits.picture_structure,
SURFACE_BIDIRECT,
media_context);
}
}
}
static void
i965_media_mpeg2_binding_table(VADriverContextP ctx, struct i965_media_context *media_context)
{
int i;
unsigned int *binding_table;
dri_bo *bo = media_context->binding_table.bo;
dri_bo_map(bo, 1);
assert(bo->virtual);
binding_table = bo->virtual;
memset(binding_table, 0, bo->size);
for (i = 0; i < MAX_MEDIA_SURFACES; i++) {
if (media_context->surface_state[i].bo) {
binding_table[i] = media_context->surface_state[i].bo->offset;
dri_bo_emit_reloc(bo,
I915_GEM_DOMAIN_INSTRUCTION, 0,
0,
i * sizeof(*binding_table),
media_context->surface_state[i].bo);
}
}
dri_bo_unmap(media_context->binding_table.bo);
}
static void
i965_media_mpeg2_vfe_state(VADriverContextP ctx, struct i965_media_context *media_context)
{
struct i965_vfe_state *vfe_state;
dri_bo *bo;
bo = media_context->vfe_state.bo;
dri_bo_map(bo, 1);
assert(bo->virtual);
vfe_state = bo->virtual;
memset(vfe_state, 0, sizeof(*vfe_state));
vfe_state->vfe0.extend_vfe_state_present = 1;
vfe_state->vfe1.vfe_mode = VFE_VLD_MODE;
vfe_state->vfe1.num_urb_entries = media_context->urb.num_vfe_entries;
vfe_state->vfe1.children_present = 0;
vfe_state->vfe1.urb_entry_alloc_size = media_context->urb.size_vfe_entry - 1;
vfe_state->vfe1.max_threads = media_context->urb.num_vfe_entries - 1;
vfe_state->vfe2.interface_descriptor_base =
media_context->idrt.bo->offset >> 4; /* reloc */
dri_bo_emit_reloc(bo,
I915_GEM_DOMAIN_INSTRUCTION, 0,
0,
offsetof(struct i965_vfe_state, vfe2),
media_context->idrt.bo);
dri_bo_unmap(bo);
}
static void
i965_media_mpeg2_interface_descriptor_remap_table(VADriverContextP ctx, struct i965_media_context *media_context)
{
struct i965_mpeg2_context *i965_mpeg2_context = (struct i965_mpeg2_context *)media_context->private_context;
struct i965_interface_descriptor *desc;
int i;
dri_bo *bo;
bo = media_context->idrt.bo;
dri_bo_map(bo, 1);
assert(bo->virtual);
desc = bo->virtual;
for (i = 0; i < NUM_MPEG2_VLD_KERNELS; i++) {
memset(desc, 0, sizeof(*desc));
desc->desc0.grf_reg_blocks = 15;
desc->desc0.kernel_start_pointer = i965_mpeg2_context->vld_kernels[i].bo->offset >> 6; /* reloc */
desc->desc1.const_urb_entry_read_offset = 0;
desc->desc1.const_urb_entry_read_len = 30;
desc->desc3.binding_table_entry_count = 0;
desc->desc3.binding_table_pointer =
media_context->binding_table.bo->offset >> 5; /*reloc */
dri_bo_emit_reloc(bo,
I915_GEM_DOMAIN_INSTRUCTION, 0,
desc->desc0.grf_reg_blocks,
i * sizeof(*desc) + offsetof(struct i965_interface_descriptor, desc0),
i965_mpeg2_context->vld_kernels[i].bo);
dri_bo_emit_reloc(bo,
I915_GEM_DOMAIN_INSTRUCTION, 0,
desc->desc3.binding_table_entry_count,
i * sizeof(*desc) + offsetof(struct i965_interface_descriptor, desc3),
media_context->binding_table.bo);
desc++;
}
dri_bo_unmap(bo);
}
void
i965_media_mpeg2_vld_state(VADriverContextP ctx,
struct decode_state *decode_state,
struct i965_media_context *media_context)
{
struct i965_vld_state *vld_state;
VAPictureParameterBufferMPEG2 *param;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
param = (VAPictureParameterBufferMPEG2 *)decode_state->pic_param->buffer;
assert(media_context->extended_state.bo);
dri_bo_map(media_context->extended_state.bo, 1);
assert(media_context->extended_state.bo->virtual);
vld_state = media_context->extended_state.bo->virtual;
memset(vld_state, 0, sizeof(*vld_state));
vld_state->vld0.f_code_0_0 = ((param->f_code >> 12) & 0xf);
vld_state->vld0.f_code_0_1 = ((param->f_code >> 8) & 0xf);
vld_state->vld0.f_code_1_0 = ((param->f_code >> 4) & 0xf);
vld_state->vld0.f_code_1_1 = (param->f_code & 0xf);
vld_state->vld0.intra_dc_precision = param->picture_coding_extension.bits.intra_dc_precision;
vld_state->vld0.picture_structure = param->picture_coding_extension.bits.picture_structure;
vld_state->vld0.top_field_first = param->picture_coding_extension.bits.top_field_first;
vld_state->vld0.frame_predict_frame_dct = param->picture_coding_extension.bits.frame_pred_frame_dct;
vld_state->vld0.concealment_motion_vector = param->picture_coding_extension.bits.concealment_motion_vectors;
vld_state->vld0.quantizer_scale_type = param->picture_coding_extension.bits.q_scale_type;
vld_state->vld0.intra_vlc_format = param->picture_coding_extension.bits.intra_vlc_format;
vld_state->vld0.scan_order = param->picture_coding_extension.bits.alternate_scan;
vld_state->vld1.picture_coding_type = param->picture_coding_type;
if (vld_state->vld0.picture_structure == MPEG_FRAME) {
/*frame picture*/
vld_state->desc_remap_table0.index_0 = FRAME_INTRA;
vld_state->desc_remap_table0.index_1 = FRAME_FRAME_PRED_FORWARD;
vld_state->desc_remap_table0.index_2 = FRAME_FIELD_PRED_FORWARD;
vld_state->desc_remap_table0.index_3 = FRAME_FIELD_PRED_BIDIRECT; /* dual prime */
vld_state->desc_remap_table0.index_4 = FRAME_FRAME_PRED_BACKWARD;
vld_state->desc_remap_table0.index_5 = FRAME_FIELD_PRED_BACKWARD;
vld_state->desc_remap_table0.index_6 = FRAME_FRAME_PRED_BIDIRECT;
vld_state->desc_remap_table0.index_7 = FRAME_FIELD_PRED_BIDIRECT;
vld_state->desc_remap_table1.index_8 = FRAME_INTRA;
vld_state->desc_remap_table1.index_9 = FRAME_FRAME_PRED_FORWARD;
vld_state->desc_remap_table1.index_10 = FRAME_FIELD_PRED_FORWARD;
vld_state->desc_remap_table1.index_11 = FRAME_FIELD_PRED_BIDIRECT;
vld_state->desc_remap_table1.index_12 = FRAME_FRAME_PRED_BACKWARD;
vld_state->desc_remap_table1.index_13 = FRAME_FIELD_PRED_BACKWARD;
vld_state->desc_remap_table1.index_14 = FRAME_FRAME_PRED_BIDIRECT;
vld_state->desc_remap_table1.index_15 = FRAME_FIELD_PRED_BIDIRECT;
} else {
/*field picture*/
vld_state->desc_remap_table0.index_0 = FIELD_INTRA;
vld_state->desc_remap_table0.index_1 = FIELD_FORWARD;
vld_state->desc_remap_table0.index_2 = FIELD_FORWARD_16X8;
vld_state->desc_remap_table0.index_3 = FIELD_BIDIRECT; /* dual prime */
vld_state->desc_remap_table0.index_4 = FIELD_BACKWARD;
vld_state->desc_remap_table0.index_5 = FIELD_BACKWARD_16X8;
vld_state->desc_remap_table0.index_6 = FIELD_BIDIRECT;
vld_state->desc_remap_table0.index_7 = FIELD_BIDIRECT_16X8;
}
dri_bo_unmap(media_context->extended_state.bo);
}
static void
i965_media_mpeg2_upload_constants(VADriverContextP ctx,
struct decode_state *decode_state,
struct i965_media_context *media_context)
{
struct i965_mpeg2_context *i965_mpeg2_context = (struct i965_mpeg2_context *)media_context->private_context;
VAIQMatrixBufferMPEG2 * const gen_iq_matrix = &i965_mpeg2_context->iq_matrix;
int i;
unsigned char *constant_buffer;
unsigned int *lib_reloc;
int lib_reloc_offset = 0;
dri_bo_map(media_context->curbe.bo, 1);
assert(media_context->curbe.bo->virtual);
constant_buffer = media_context->curbe.bo->virtual;
/* iq_matrix */
if (decode_state->iq_matrix && decode_state->iq_matrix->buffer) {
VAIQMatrixBufferMPEG2 * const iq_matrix =
(VAIQMatrixBufferMPEG2 *)decode_state->iq_matrix->buffer;
gen_iq_matrix->load_intra_quantiser_matrix =
iq_matrix->load_intra_quantiser_matrix;
if (iq_matrix->load_intra_quantiser_matrix) {
for (i = 0; i < 64; i++)
gen_iq_matrix->intra_quantiser_matrix[zigzag_direct[i]] =
iq_matrix->intra_quantiser_matrix[i];
}
gen_iq_matrix->load_non_intra_quantiser_matrix =
iq_matrix->load_non_intra_quantiser_matrix;
if (iq_matrix->load_non_intra_quantiser_matrix) {
for (i = 0; i < 64; i++)
gen_iq_matrix->non_intra_quantiser_matrix[zigzag_direct[i]] =
iq_matrix->non_intra_quantiser_matrix[i];
}
/* no chroma quantisation matrices for 4:2:0 data */
}
if (gen_iq_matrix->load_intra_quantiser_matrix) {
unsigned char * const qm = constant_buffer;
memcpy(qm, gen_iq_matrix->intra_quantiser_matrix, 64);
}
if (gen_iq_matrix->load_non_intra_quantiser_matrix) {
unsigned char * const qm = constant_buffer + 64;
memcpy(qm, gen_iq_matrix->non_intra_quantiser_matrix, 64);
}
/* idct table */
memcpy(constant_buffer + 128, idct_table, sizeof(idct_table));
/* idct lib reloc */
lib_reloc_offset = 128 + sizeof(idct_table);
lib_reloc = (unsigned int *)(constant_buffer + lib_reloc_offset);
for (i = 0; i < 8; i++) {
lib_reloc[i] = i965_mpeg2_context->vld_kernels[LIB_INTERFACE].bo->offset;
dri_bo_emit_reloc(media_context->curbe.bo,
I915_GEM_DOMAIN_INSTRUCTION, 0,
0,
lib_reloc_offset + i * sizeof(unsigned int),
i965_mpeg2_context->vld_kernels[LIB_INTERFACE].bo);
}
dri_bo_unmap(media_context->curbe.bo);
}
static void
i965_media_mpeg2_states_setup(VADriverContextP ctx,
struct decode_state *decode_state,
struct i965_media_context *media_context)
{
i965_media_mpeg2_surfaces_setup(ctx, decode_state, media_context);
i965_media_mpeg2_binding_table(ctx, media_context);
i965_media_mpeg2_interface_descriptor_remap_table(ctx, media_context);
i965_media_mpeg2_vld_state(ctx, decode_state, media_context);
i965_media_mpeg2_vfe_state(ctx, media_context);
i965_media_mpeg2_upload_constants(ctx, decode_state, media_context);
}
static void
i965_media_mpeg2_objects(VADriverContextP ctx,
struct decode_state *decode_state,
struct i965_media_context *media_context)
{
struct i965_mpeg2_context * const i965_mpeg2_context = media_context->private_context;
struct intel_batchbuffer *batch = media_context->base.batch;
VASliceParameterBufferMPEG2 *slice_param;
VAPictureParameterBufferMPEG2 *pic_param;
int i, j;
assert(decode_state->pic_param && decode_state->pic_param->buffer);
pic_param = (VAPictureParameterBufferMPEG2 *)decode_state->pic_param->buffer;
if (i965_mpeg2_context->wa_slice_vertical_position < 0)
i965_mpeg2_context->wa_slice_vertical_position =
mpeg2_wa_slice_vertical_position(decode_state, pic_param);
for (j = 0; j < decode_state->num_slice_params; j++) {
assert(decode_state->slice_params[j] && decode_state->slice_params[j]->buffer);
assert(decode_state->slice_datas[j] && decode_state->slice_datas[j]->bo);
slice_param = (VASliceParameterBufferMPEG2 *)decode_state->slice_params[j]->buffer;
for (i = 0; i < decode_state->slice_params[j]->num_elements; i++) {
int vpos, hpos, is_field_pic = 0;
if (i965_mpeg2_context->wa_slice_vertical_position > 0 &&
(pic_param->picture_coding_extension.bits.picture_structure == MPEG_TOP_FIELD ||
pic_param->picture_coding_extension.bits.picture_structure == MPEG_BOTTOM_FIELD))
is_field_pic = 1;
assert(slice_param->slice_data_flag == VA_SLICE_DATA_FLAG_ALL);
vpos = slice_param->slice_vertical_position / (1 + is_field_pic);
hpos = slice_param->slice_horizontal_position;
BEGIN_BATCH(batch, 6);
OUT_BATCH(batch, CMD_MEDIA_OBJECT | 4);
OUT_BATCH(batch, 0);
OUT_BATCH(batch, slice_param->slice_data_size - (slice_param->macroblock_offset >> 3));
OUT_RELOC(batch, decode_state->slice_datas[j]->bo,
I915_GEM_DOMAIN_SAMPLER, 0,
slice_param->slice_data_offset + (slice_param->macroblock_offset >> 3));
OUT_BATCH(batch,
((hpos << 24) |
(vpos << 16) |
(127 << 8) |
(slice_param->macroblock_offset & 0x7)));
OUT_BATCH(batch, slice_param->quantiser_scale_code << 24);
ADVANCE_BATCH(batch);
slice_param++;
}
}
}
static void
i965_media_mpeg2_free_private_context(void **data)
{
struct i965_mpeg2_context *i965_mpeg2_context = *data;
int i;
if (i965_mpeg2_context == NULL)
return;
for (i = 0; i < NUM_MPEG2_VLD_KERNELS; i++) {
struct i965_kernel *kernel = &i965_mpeg2_context->vld_kernels[i];
dri_bo_unreference(kernel->bo);
kernel->bo = NULL;
}
free(i965_mpeg2_context);
*data = NULL;
}
void
i965_media_mpeg2_decode_init(VADriverContextP ctx,
struct decode_state *decode_state,
struct i965_media_context *media_context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
dri_bo *bo;
dri_bo_unreference(media_context->indirect_object.bo);
media_context->indirect_object.bo = NULL;
media_context->extended_state.enabled = 1;
dri_bo_unreference(media_context->extended_state.bo);
bo = dri_bo_alloc(i965->intel.bufmgr,
"vld state",
sizeof(struct i965_vld_state), 32);
assert(bo);
media_context->extended_state.bo = bo;
}
void
i965_media_mpeg2_dec_context_init(VADriverContextP ctx, struct i965_media_context *media_context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct i965_mpeg2_context *i965_mpeg2_context;
int i;
i965_mpeg2_context = calloc(1, sizeof(struct i965_mpeg2_context));
i965_mpeg2_context->wa_slice_vertical_position = -1;
/* kernel */
assert(NUM_MPEG2_VLD_KERNELS == (sizeof(mpeg2_vld_kernels_gen4) /
sizeof(mpeg2_vld_kernels_gen4[0])));
assert(NUM_MPEG2_VLD_KERNELS == (sizeof(mpeg2_vld_kernels_gen5) /
sizeof(mpeg2_vld_kernels_gen5[0])));
assert(NUM_MPEG2_VLD_KERNELS <= MAX_INTERFACE_DESC);
if (IS_IRONLAKE(i965->intel.device_id))
memcpy(i965_mpeg2_context->vld_kernels, mpeg2_vld_kernels_gen5, sizeof(i965_mpeg2_context->vld_kernels));
else
memcpy(i965_mpeg2_context->vld_kernels, mpeg2_vld_kernels_gen4, sizeof(i965_mpeg2_context->vld_kernels));
for (i = 0; i < NUM_MPEG2_VLD_KERNELS; i++) {
struct i965_kernel *kernel = &i965_mpeg2_context->vld_kernels[i];
kernel->bo = dri_bo_alloc(i965->intel.bufmgr,
kernel->name,
kernel->size, 64);
assert(kernel->bo);
dri_bo_subdata(kernel->bo, 0, kernel->size, kernel->bin);
}
/* URB */
media_context->urb.num_vfe_entries = 28;
media_context->urb.size_vfe_entry = 13;
media_context->urb.num_cs_entries = 1;
media_context->urb.size_cs_entry = 16;
media_context->urb.vfe_start = 0;
media_context->urb.cs_start = media_context->urb.vfe_start +
media_context->urb.num_vfe_entries * media_context->urb.size_vfe_entry;
assert(media_context->urb.cs_start +
media_context->urb.num_cs_entries * media_context->urb.size_cs_entry <= URB_SIZE((&i965->intel)));
/* hook functions */
media_context->media_states_setup = i965_media_mpeg2_states_setup;
media_context->media_objects = i965_media_mpeg2_objects;
media_context->private_context = i965_mpeg2_context;
media_context->free_private_context = i965_media_mpeg2_free_private_context;
}
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