diff options
Diffstat (limited to 'src/i965_media_mpeg2.c')
| -rw-r--r-- | src/i965_media_mpeg2.c | 1009 |
1 files changed, 1009 insertions, 0 deletions
diff --git a/src/i965_media_mpeg2.c b/src/i965_media_mpeg2.c new file mode 100644 index 0000000..bc3e048 --- /dev/null +++ b/src/i965_media_mpeg2.c @@ -0,0 +1,1009 @@ +/* + * 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 <va/va_backend.h> + +#include "intel_batchbuffer.h" +#include "intel_driver.h" +#include "i965_defines.h" +#include "i965_drv_video.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')); + + 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; + int i, j; + unsigned char *constant_buffer; + unsigned char *qmx; + 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 *iq_matrix = (VAIQMatrixBufferMPEG2 *)decode_state->iq_matrix->buffer; + + /* Upload quantisation matrix in row-major order. The mplayer vaapi + * patch passes quantisation matrix in zig-zag order to va library. + * Do we need a flag in VAIQMatrixBufferMPEG2 to specify the order + * of the quantisation matrix? + */ + qmx = constant_buffer; + if (iq_matrix->load_intra_quantiser_matrix) { + for (i = 0; i < 64; i++) { + j = zigzag_direct[i]; + qmx[j] = iq_matrix->intra_quantiser_matrix[i]; + } + } + + qmx = constant_buffer + 64; + if (iq_matrix->load_non_intra_quantiser_matrix) { + for (i = 0; i < 64; i++) { + j = zigzag_direct[i]; + qmx[j] = iq_matrix->non_intra_quantiser_matrix[i]; + } + } + + /* no chroma quantisation matrices for 4:2:0 data */ + } + + /* 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 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; + + 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 (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)); + + /* 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; +} |