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Regard whitespace Rev 3768 → Rev 3769

/drivers/video/i965/i965_drv_video.c
0,0 → 1,2861
/*
* 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 "sysdeps.h"
 
#ifdef HAVE_VA_X11
# include "i965_output_dri.h"
#endif
 
#ifdef HAVE_VA_WAYLAND
# include "i965_output_wayland.h"
#endif
 
#include "intel_driver.h"
#include "intel_memman.h"
#include "intel_batchbuffer.h"
#include "i965_defines.h"
#include "i965_drv_video.h"
#include "i965_decoder.h"
#include "i965_encoder.h"
 
#define VA_DRIVER_INIT_FUNC __vaDriverInit_0_32
 
#define INTEL_DRIVER_MAJOR_VERSION 1
#define INTEL_DRIVER_MINOR_VERSION 0
#define INTEL_DRIVER_MICRO_VERSION 20
#define INTEL_DRIVER_PRE_VERSION 1
 
#define CONFIG_ID_OFFSET 0x01000000
#define CONTEXT_ID_OFFSET 0x02000000
#define SURFACE_ID_OFFSET 0x04000000
#define BUFFER_ID_OFFSET 0x08000000
#define IMAGE_ID_OFFSET 0x0a000000
#define SUBPIC_ID_OFFSET 0x10000000
 
#define HAS_MPEG2(ctx) (IS_G4X((ctx)->intel.device_id) || \
IS_IRONLAKE((ctx)->intel.device_id) || \
((IS_GEN6((ctx)->intel.device_id) || \
IS_GEN7((ctx)->intel.device_id)) && \
(ctx)->intel.has_bsd))
 
#define HAS_H264(ctx) ((IS_GEN7((ctx)->intel.device_id) || \
IS_GEN6((ctx)->intel.device_id) || \
IS_IRONLAKE((ctx)->intel.device_id)) && \
(ctx)->intel.has_bsd)
 
#define HAS_VC1(ctx) ((IS_GEN7((ctx)->intel.device_id) || \
IS_GEN6((ctx)->intel.device_id)) && \
(ctx)->intel.has_bsd)
 
#define HAS_TILED_SURFACE(ctx) ((IS_GEN7((ctx)->intel.device_id) || \
IS_GEN6((ctx)->intel.device_id)) && \
(ctx)->render_state.interleaved_uv)
 
#define HAS_ENCODER(ctx) ((IS_GEN7((ctx)->intel.device_id) || \
IS_GEN6((ctx)->intel.device_id)) && \
(ctx)->intel.has_bsd)
 
#define HAS_JPEG(ctx) (IS_GEN7((ctx)->intel.device_id) && \
(ctx)->intel.has_bsd)
 
#define HAS_ACCELERATED_GETIMAGE(ctx) (IS_GEN6((ctx)->intel.device_id) || \
IS_GEN7((ctx)->intel.device_id))
 
#define HAS_ACCELERATED_PUTIMAGE(ctx) HAS_VPP(ctx)
 
#if VA_CHECK_VERSION(0,33,0)
/* Check whether we are rendering to X11 (VA/X11 or VA/GLX API) */
#define IS_VA_X11(ctx) \
(((ctx)->display_type & VA_DISPLAY_MAJOR_MASK) == VA_DISPLAY_X11)
 
/* Check whether we are rendering to Wayland */
#define IS_VA_WAYLAND(ctx) \
(((ctx)->display_type & VA_DISPLAY_MAJOR_MASK) == VA_DISPLAY_WAYLAND)
#else
/* Previous VA-API versions only supported VA/X11 (and VA/GLX) API */
#define IS_VA_X11(ctx) 1
#define IS_VA_WAYLAND(ctx) 0
#endif
 
enum {
I965_SURFACETYPE_RGBA = 1,
I965_SURFACETYPE_YUV,
I965_SURFACETYPE_INDEXED
};
 
/* List of supported display attributes */
static const VADisplayAttribute i965_display_attributes[] = {
{
VADisplayAttribRotation,
0, 3, VA_ROTATION_NONE,
VA_DISPLAY_ATTRIB_GETTABLE|VA_DISPLAY_ATTRIB_SETTABLE
},
};
 
/* List of supported image formats */
typedef struct {
unsigned int type;
VAImageFormat va_format;
} i965_image_format_map_t;
 
static const i965_image_format_map_t
i965_image_formats_map[I965_MAX_IMAGE_FORMATS + 1] = {
{ I965_SURFACETYPE_YUV,
{ VA_FOURCC('Y','V','1','2'), VA_LSB_FIRST, 12, } },
{ I965_SURFACETYPE_YUV,
{ VA_FOURCC('I','4','2','0'), VA_LSB_FIRST, 12, } },
{ I965_SURFACETYPE_YUV,
{ VA_FOURCC('N','V','1','2'), VA_LSB_FIRST, 12, } },
};
 
/* List of supported subpicture formats */
typedef struct {
unsigned int type;
unsigned int format;
VAImageFormat va_format;
unsigned int va_flags;
} i965_subpic_format_map_t;
 
#define COMMON_SUBPICTURE_FLAGS \
(VA_SUBPICTURE_DESTINATION_IS_SCREEN_COORD| \
VA_SUBPICTURE_GLOBAL_ALPHA)
 
static const i965_subpic_format_map_t
i965_subpic_formats_map[I965_MAX_SUBPIC_FORMATS + 1] = {
{ I965_SURFACETYPE_INDEXED, I965_SURFACEFORMAT_P4A4_UNORM,
{ VA_FOURCC('I','A','4','4'), VA_MSB_FIRST, 8, },
COMMON_SUBPICTURE_FLAGS },
{ I965_SURFACETYPE_INDEXED, I965_SURFACEFORMAT_A4P4_UNORM,
{ VA_FOURCC('A','I','4','4'), VA_MSB_FIRST, 8, },
COMMON_SUBPICTURE_FLAGS },
{ I965_SURFACETYPE_INDEXED, I965_SURFACEFORMAT_P8A8_UNORM,
{ VA_FOURCC('I','A','8','8'), VA_MSB_FIRST, 16, },
COMMON_SUBPICTURE_FLAGS },
{ I965_SURFACETYPE_INDEXED, I965_SURFACEFORMAT_A8P8_UNORM,
{ VA_FOURCC('A','I','8','8'), VA_MSB_FIRST, 16, },
COMMON_SUBPICTURE_FLAGS },
{ I965_SURFACETYPE_RGBA, I965_SURFACEFORMAT_B8G8R8A8_UNORM,
{ VA_FOURCC('B','G','R','A'), VA_LSB_FIRST, 32,
32, 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000 },
COMMON_SUBPICTURE_FLAGS },
{ I965_SURFACETYPE_RGBA, I965_SURFACEFORMAT_R8G8B8A8_UNORM,
{ VA_FOURCC('R','G','B','A'), VA_LSB_FIRST, 32,
32, 0x000000ff, 0x0000ff00, 0x00ff0000, 0xff000000 },
COMMON_SUBPICTURE_FLAGS },
};
 
static const i965_subpic_format_map_t *
get_subpic_format(const VAImageFormat *va_format)
{
unsigned int i;
for (i = 0; i965_subpic_formats_map[i].type != 0; i++) {
const i965_subpic_format_map_t * const m = &i965_subpic_formats_map[i];
if (m->va_format.fourcc == va_format->fourcc &&
(m->type == I965_SURFACETYPE_RGBA ?
(m->va_format.byte_order == va_format->byte_order &&
m->va_format.red_mask == va_format->red_mask &&
m->va_format.green_mask == va_format->green_mask &&
m->va_format.blue_mask == va_format->blue_mask &&
m->va_format.alpha_mask == va_format->alpha_mask) : 1))
return m;
}
return NULL;
}
 
extern struct hw_context *g4x_dec_hw_context_init(VADriverContextP, VAProfile);
static struct hw_codec_info g4x_hw_codec_info = {
.dec_hw_context_init = g4x_dec_hw_context_init,
.enc_hw_context_init = NULL,
.max_width = 2048,
.max_height = 2048,
};
 
extern struct hw_context *ironlake_dec_hw_context_init(VADriverContextP, VAProfile);
static struct hw_codec_info ironlake_hw_codec_info = {
.dec_hw_context_init = ironlake_dec_hw_context_init,
.enc_hw_context_init = NULL,
.max_width = 2048,
.max_height = 2048,
};
 
extern struct hw_context *gen6_dec_hw_context_init(VADriverContextP, VAProfile);
extern struct hw_context *gen6_enc_hw_context_init(VADriverContextP, VAProfile);
static struct hw_codec_info gen6_hw_codec_info = {
.dec_hw_context_init = gen6_dec_hw_context_init,
.enc_hw_context_init = gen6_enc_hw_context_init,
.max_width = 2048,
.max_height = 2048,
};
 
extern struct hw_context *gen7_dec_hw_context_init(VADriverContextP, VAProfile);
static struct hw_codec_info gen7_hw_codec_info = {
.dec_hw_context_init = gen7_dec_hw_context_init,
.enc_hw_context_init = gen6_enc_hw_context_init,
.max_width = 4096,
.max_height = 4096,
};
 
static struct hw_codec_info gen75_hw_codec_info = {
.dec_hw_context_init = gen75_dec_hw_context_init,
.enc_hw_context_init = gen75_enc_hw_context_init,
.max_width = 4096,
.max_height = 4096,
};
 
VAStatus
i965_QueryConfigProfiles(VADriverContextP ctx,
VAProfile *profile_list, /* out */
int *num_profiles) /* out */
{
struct i965_driver_data * const i965 = i965_driver_data(ctx);
int i = 0;
 
if (HAS_MPEG2(i965)) {
profile_list[i++] = VAProfileMPEG2Simple;
profile_list[i++] = VAProfileMPEG2Main;
}
 
if (HAS_H264(i965)) {
profile_list[i++] = VAProfileH264Baseline;
profile_list[i++] = VAProfileH264Main;
profile_list[i++] = VAProfileH264High;
}
 
if (HAS_VC1(i965)) {
profile_list[i++] = VAProfileVC1Simple;
profile_list[i++] = VAProfileVC1Main;
profile_list[i++] = VAProfileVC1Advanced;
}
 
#ifdef HAVE_VA_JPEG_DECODE
if (HAS_JPEG(i965)) {
profile_list[i++] = VAProfileJPEGBaseline;
}
#endif
 
/* If the assert fails then I965_MAX_PROFILES needs to be bigger */
assert(i <= I965_MAX_PROFILES);
*num_profiles = i;
 
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_QueryConfigEntrypoints(VADriverContextP ctx,
VAProfile profile,
VAEntrypoint *entrypoint_list, /* out */
int *num_entrypoints) /* out */
{
struct i965_driver_data * const i965 = i965_driver_data(ctx);
int n = 0;
 
printf("%s profile %d\n", __FUNCTION__, profile);
printf("devid %x gen6=%d has264=%d bsd=%d\n",
i965->intel.device_id, IS_GEN6(i965->intel.device_id),
HAS_H264(i965), i965->intel.has_bsd);
switch (profile) {
case VAProfileMPEG2Simple:
case VAProfileMPEG2Main:
if (HAS_MPEG2(i965))
entrypoint_list[n++] = VAEntrypointVLD;
break;
 
case VAProfileH264Baseline:
case VAProfileH264Main:
case VAProfileH264High:
if (HAS_H264(i965))
entrypoint_list[n++] = VAEntrypointVLD;
 
if (HAS_ENCODER(i965))
entrypoint_list[n++] = VAEntrypointEncSlice;
 
break;
 
case VAProfileVC1Simple:
case VAProfileVC1Main:
case VAProfileVC1Advanced:
if (HAS_VC1(i965))
entrypoint_list[n++] = VAEntrypointVLD;
break;
 
case VAProfileJPEGBaseline:
if (HAS_JPEG(i965))
entrypoint_list[n++] = VAEntrypointVLD;
break;
 
default:
break;
}
 
/* If the assert fails then I965_MAX_ENTRYPOINTS needs to be bigger */
assert(n <= I965_MAX_ENTRYPOINTS);
*num_entrypoints = n;
return n > 0 ? VA_STATUS_SUCCESS : VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
}
 
VAStatus
i965_GetConfigAttributes(VADriverContextP ctx,
VAProfile profile,
VAEntrypoint entrypoint,
VAConfigAttrib *attrib_list, /* in/out */
int num_attribs)
{
int i;
 
/* Other attributes don't seem to be defined */
/* What to do if we don't know the attribute? */
for (i = 0; i < num_attribs; i++) {
switch (attrib_list[i].type) {
case VAConfigAttribRTFormat:
attrib_list[i].value = VA_RT_FORMAT_YUV420;
break;
 
case VAConfigAttribRateControl:
attrib_list[i].value = VA_RC_VBR;
break;
 
default:
/* Do nothing */
attrib_list[i].value = VA_ATTRIB_NOT_SUPPORTED;
break;
}
}
 
return VA_STATUS_SUCCESS;
}
 
static void
i965_destroy_config(struct object_heap *heap, struct object_base *obj)
{
object_heap_free(heap, obj);
}
 
static VAStatus
i965_update_attribute(struct object_config *obj_config, VAConfigAttrib *attrib)
{
int i;
 
/* Check existing attrbiutes */
for (i = 0; obj_config->num_attribs < i; i++) {
if (obj_config->attrib_list[i].type == attrib->type) {
/* Update existing attribute */
obj_config->attrib_list[i].value = attrib->value;
return VA_STATUS_SUCCESS;
}
}
 
if (obj_config->num_attribs < I965_MAX_CONFIG_ATTRIBUTES) {
i = obj_config->num_attribs;
obj_config->attrib_list[i].type = attrib->type;
obj_config->attrib_list[i].value = attrib->value;
obj_config->num_attribs++;
return VA_STATUS_SUCCESS;
}
 
return VA_STATUS_ERROR_MAX_NUM_EXCEEDED;
}
 
VAStatus
i965_CreateConfig(VADriverContextP ctx,
VAProfile profile,
VAEntrypoint entrypoint,
VAConfigAttrib *attrib_list,
int num_attribs,
VAConfigID *config_id) /* out */
{
struct i965_driver_data * const i965 = i965_driver_data(ctx);
struct object_config *obj_config;
int configID;
int i;
VAStatus vaStatus;
 
printf("%s\n, profile %d", __FUNCTION__, profile );
/* Validate profile & entrypoint */
switch (profile) {
case VAProfileMPEG2Simple:
case VAProfileMPEG2Main:
if (HAS_MPEG2(i965) && VAEntrypointVLD == entrypoint) {
vaStatus = VA_STATUS_SUCCESS;
} else {
vaStatus = VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT;
}
break;
 
case VAProfileH264Baseline:
case VAProfileH264Main:
case VAProfileH264High:
if ((HAS_H264(i965) && VAEntrypointVLD == entrypoint) ||
(HAS_ENCODER(i965) && VAEntrypointEncSlice == entrypoint)) {
vaStatus = VA_STATUS_SUCCESS;
} else {
vaStatus = VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT;
}
 
break;
 
case VAProfileVC1Simple:
case VAProfileVC1Main:
case VAProfileVC1Advanced:
if (HAS_VC1(i965) && VAEntrypointVLD == entrypoint) {
vaStatus = VA_STATUS_SUCCESS;
} else {
vaStatus = VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT;
}
 
break;
 
case VAProfileJPEGBaseline:
if (HAS_JPEG(i965) && VAEntrypointVLD == entrypoint) {
vaStatus = VA_STATUS_SUCCESS;
} else {
vaStatus = VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT;
}
 
break;
 
default:
vaStatus = VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
break;
}
 
if (VA_STATUS_SUCCESS != vaStatus) {
return vaStatus;
}
 
configID = NEW_CONFIG_ID();
obj_config = CONFIG(configID);
 
if (NULL == obj_config) {
vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
return vaStatus;
}
 
obj_config->profile = profile;
obj_config->entrypoint = entrypoint;
obj_config->attrib_list[0].type = VAConfigAttribRTFormat;
obj_config->attrib_list[0].value = VA_RT_FORMAT_YUV420;
obj_config->num_attribs = 1;
 
for(i = 0; i < num_attribs; i++) {
vaStatus = i965_update_attribute(obj_config, &(attrib_list[i]));
 
if (VA_STATUS_SUCCESS != vaStatus) {
break;
}
}
 
/* Error recovery */
if (VA_STATUS_SUCCESS != vaStatus) {
i965_destroy_config(&i965->config_heap, (struct object_base *)obj_config);
} else {
*config_id = configID;
}
 
return vaStatus;
}
 
VAStatus
i965_DestroyConfig(VADriverContextP ctx, VAConfigID config_id)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_config *obj_config = CONFIG(config_id);
VAStatus vaStatus;
 
if (NULL == obj_config) {
vaStatus = VA_STATUS_ERROR_INVALID_CONFIG;
return vaStatus;
}
 
i965_destroy_config(&i965->config_heap, (struct object_base *)obj_config);
return VA_STATUS_SUCCESS;
}
 
VAStatus i965_QueryConfigAttributes(VADriverContextP ctx,
VAConfigID config_id,
VAProfile *profile, /* out */
VAEntrypoint *entrypoint, /* out */
VAConfigAttrib *attrib_list, /* out */
int *num_attribs) /* out */
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_config *obj_config = CONFIG(config_id);
VAStatus vaStatus = VA_STATUS_SUCCESS;
int i;
 
assert(obj_config);
*profile = obj_config->profile;
*entrypoint = obj_config->entrypoint;
*num_attribs = obj_config->num_attribs;
 
for(i = 0; i < obj_config->num_attribs; i++) {
attrib_list[i] = obj_config->attrib_list[i];
}
 
return vaStatus;
}
 
static void
i965_destroy_surface(struct object_heap *heap, struct object_base *obj)
{
struct object_surface *obj_surface = (struct object_surface *)obj;
 
dri_bo_unreference(obj_surface->bo);
obj_surface->bo = NULL;
 
if (obj_surface->free_private_data != NULL) {
obj_surface->free_private_data(&obj_surface->private_data);
obj_surface->private_data = NULL;
}
 
object_heap_free(heap, obj);
}
 
VAStatus
i965_CreateSurfaces(VADriverContextP ctx,
int width,
int height,
int format,
int num_surfaces,
VASurfaceID *surfaces) /* out */
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
int i,j;
VAStatus vaStatus = VA_STATUS_SUCCESS;
 
/* We only support one format */
if (VA_RT_FORMAT_YUV420 != format) {
return VA_STATUS_ERROR_UNSUPPORTED_RT_FORMAT;
}
 
for (i = 0; i < num_surfaces; i++) {
int surfaceID = NEW_SURFACE_ID();
struct object_surface *obj_surface = SURFACE(surfaceID);
 
if (NULL == obj_surface) {
vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
break;
}
 
surfaces[i] = surfaceID;
obj_surface->status = VASurfaceReady;
obj_surface->orig_width = width;
obj_surface->orig_height = height;
 
if (IS_G4X(i965->intel.device_id) || IS_IRONLAKE(i965->intel.device_id)) {
obj_surface->width = ALIGN(width, 16);
obj_surface->height = ALIGN(height, 16);
} else {
obj_surface->width = ALIGN(width, 128);
obj_surface->height = ALIGN(height, 32);
}
 
obj_surface->subpic_render_idx = 0;
for(j = 0; j < I965_MAX_SUBPIC_SUM; j++){
obj_surface->subpic[j] = VA_INVALID_ID;
}
 
obj_surface->flags = SURFACE_REFERENCED;
obj_surface->fourcc = 0;
obj_surface->bo = NULL;
obj_surface->locked_image_id = VA_INVALID_ID;
obj_surface->private_data = NULL;
obj_surface->free_private_data = NULL;
obj_surface->subsampling = SUBSAMPLE_YUV420;
}
 
/* Error recovery */
if (VA_STATUS_SUCCESS != vaStatus) {
/* surfaces[i-1] was the last successful allocation */
for (; i--; ) {
struct object_surface *obj_surface = SURFACE(surfaces[i]);
 
surfaces[i] = VA_INVALID_SURFACE;
assert(obj_surface);
i965_destroy_surface(&i965->surface_heap, (struct object_base *)obj_surface);
}
}
 
return vaStatus;
}
 
VAStatus
i965_DestroySurfaces(VADriverContextP ctx,
VASurfaceID *surface_list,
int num_surfaces)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
int i;
 
for (i = num_surfaces; i--; ) {
struct object_surface *obj_surface = SURFACE(surface_list[i]);
 
assert(obj_surface);
i965_destroy_surface(&i965->surface_heap, (struct object_base *)obj_surface);
}
 
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_QueryImageFormats(VADriverContextP ctx,
VAImageFormat *format_list, /* out */
int *num_formats) /* out */
{
int n;
 
for (n = 0; i965_image_formats_map[n].va_format.fourcc != 0; n++) {
const i965_image_format_map_t * const m = &i965_image_formats_map[n];
if (format_list)
format_list[n] = m->va_format;
}
 
if (num_formats)
*num_formats = n;
 
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_PutImage(VADriverContextP ctx,
VASurfaceID surface,
VAImageID image,
int src_x,
int src_y,
unsigned int src_width,
unsigned int src_height,
int dest_x,
int dest_y,
unsigned int dest_width,
unsigned int dest_height)
{
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_QuerySubpictureFormats(VADriverContextP ctx,
VAImageFormat *format_list, /* out */
unsigned int *flags, /* out */
unsigned int *num_formats) /* out */
{
int n;
 
for (n = 0; i965_subpic_formats_map[n].va_format.fourcc != 0; n++) {
const i965_subpic_format_map_t * const m = &i965_subpic_formats_map[n];
if (format_list)
format_list[n] = m->va_format;
if (flags)
flags[n] = m->va_flags;
}
 
if (num_formats)
*num_formats = n;
 
return VA_STATUS_SUCCESS;
}
 
static void
i965_destroy_subpic(struct object_heap *heap, struct object_base *obj)
{
// struct object_subpic *obj_subpic = (struct object_subpic *)obj;
 
object_heap_free(heap, obj);
}
 
VAStatus
i965_CreateSubpicture(VADriverContextP ctx,
VAImageID image,
VASubpictureID *subpicture) /* out */
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
VASubpictureID subpicID = NEW_SUBPIC_ID()
struct object_subpic *obj_subpic = SUBPIC(subpicID);
 
if (!obj_subpic)
return VA_STATUS_ERROR_ALLOCATION_FAILED;
 
struct object_image *obj_image = IMAGE(image);
if (!obj_image)
return VA_STATUS_ERROR_INVALID_IMAGE;
 
const i965_subpic_format_map_t * const m = get_subpic_format(&obj_image->image.format);
if (!m)
return VA_STATUS_ERROR_UNKNOWN; /* XXX: VA_STATUS_ERROR_UNSUPPORTED_FORMAT? */
 
*subpicture = subpicID;
obj_subpic->image = image;
obj_subpic->format = m->format;
obj_subpic->width = obj_image->image.width;
obj_subpic->height = obj_image->image.height;
obj_subpic->pitch = obj_image->image.pitches[0];
obj_subpic->bo = obj_image->bo;
obj_subpic->global_alpha = 1.0;
 
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_DestroySubpicture(VADriverContextP ctx,
VASubpictureID subpicture)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_subpic *obj_subpic = SUBPIC(subpicture);
i965_destroy_subpic(&i965->subpic_heap, (struct object_base *)obj_subpic);
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_SetSubpictureImage(VADriverContextP ctx,
VASubpictureID subpicture,
VAImageID image)
{
/* TODO */
return VA_STATUS_ERROR_UNIMPLEMENTED;
}
 
VAStatus
i965_SetSubpictureChromakey(VADriverContextP ctx,
VASubpictureID subpicture,
unsigned int chromakey_min,
unsigned int chromakey_max,
unsigned int chromakey_mask)
{
/* TODO */
return VA_STATUS_ERROR_UNIMPLEMENTED;
}
 
VAStatus
i965_SetSubpictureGlobalAlpha(VADriverContextP ctx,
VASubpictureID subpicture,
float global_alpha)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_subpic *obj_subpic = SUBPIC(subpicture);
 
if(global_alpha > 1.0 || global_alpha < 0.0){
return VA_STATUS_ERROR_INVALID_PARAMETER;
}
obj_subpic->global_alpha = global_alpha;
 
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_AssociateSubpicture(VADriverContextP ctx,
VASubpictureID subpicture,
VASurfaceID *target_surfaces,
int num_surfaces,
short src_x, /* upper left offset in subpicture */
short src_y,
unsigned short src_width,
unsigned short src_height,
short dest_x, /* upper left offset in surface */
short dest_y,
unsigned short dest_width,
unsigned short dest_height,
/*
* whether to enable chroma-keying or global-alpha
* see VA_SUBPICTURE_XXX values
*/
unsigned int flags)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_subpic *obj_subpic = SUBPIC(subpicture);
int i, j;
 
obj_subpic->src_rect.x = src_x;
obj_subpic->src_rect.y = src_y;
obj_subpic->src_rect.width = src_width;
obj_subpic->src_rect.height = src_height;
obj_subpic->dst_rect.x = dest_x;
obj_subpic->dst_rect.y = dest_y;
obj_subpic->dst_rect.width = dest_width;
obj_subpic->dst_rect.height = dest_height;
obj_subpic->flags = flags;
 
for (i = 0; i < num_surfaces; i++) {
struct object_surface *obj_surface = SURFACE(target_surfaces[i]);
if (!obj_surface)
return VA_STATUS_ERROR_INVALID_SURFACE;
 
for(j = 0; j < I965_MAX_SUBPIC_SUM; j ++){
if(obj_surface->subpic[j] == VA_INVALID_ID){
obj_surface->subpic[j] = subpicture;
break;
}
}
 
if(j == I965_MAX_SUBPIC_SUM){
return VA_STATUS_ERROR_MAX_NUM_EXCEEDED;
}
 
}
return VA_STATUS_SUCCESS;
}
 
 
VAStatus
i965_DeassociateSubpicture(VADriverContextP ctx,
VASubpictureID subpicture,
VASurfaceID *target_surfaces,
int num_surfaces)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
int i, j;
 
for (i = 0; i < num_surfaces; i++) {
struct object_surface *obj_surface = SURFACE(target_surfaces[i]);
if (!obj_surface)
return VA_STATUS_ERROR_INVALID_SURFACE;
 
for(j = 0; j < I965_MAX_SUBPIC_SUM; j ++){
if(obj_surface->subpic[j] == subpicture){
obj_surface->subpic[j] = VA_INVALID_ID;
break;
}
}
 
if(j == I965_MAX_SUBPIC_SUM){
return VA_STATUS_ERROR_MAX_NUM_EXCEEDED;
}
}
return VA_STATUS_SUCCESS;
}
 
void
i965_reference_buffer_store(struct buffer_store **ptr,
struct buffer_store *buffer_store)
{
assert(*ptr == NULL);
 
if (buffer_store) {
buffer_store->ref_count++;
*ptr = buffer_store;
}
}
 
void
i965_release_buffer_store(struct buffer_store **ptr)
{
struct buffer_store *buffer_store = *ptr;
 
if (buffer_store == NULL)
return;
 
assert(buffer_store->bo || buffer_store->buffer);
assert(!(buffer_store->bo && buffer_store->buffer));
buffer_store->ref_count--;
 
if (buffer_store->ref_count == 0) {
dri_bo_unreference(buffer_store->bo);
free(buffer_store->buffer);
buffer_store->bo = NULL;
buffer_store->buffer = NULL;
free(buffer_store);
}
 
*ptr = NULL;
}
 
static void
i965_destroy_context(struct object_heap *heap, struct object_base *obj)
{
struct object_context *obj_context = (struct object_context *)obj;
int i;
 
if (obj_context->hw_context) {
obj_context->hw_context->destroy(obj_context->hw_context);
obj_context->hw_context = NULL;
}
 
if (obj_context->codec_type == CODEC_ENC) {
assert(obj_context->codec_state.encode.num_slice_params <= obj_context->codec_state.encode.max_slice_params);
i965_release_buffer_store(&obj_context->codec_state.encode.pic_param);
i965_release_buffer_store(&obj_context->codec_state.encode.seq_param);
 
for (i = 0; i < obj_context->codec_state.encode.num_slice_params; i++)
i965_release_buffer_store(&obj_context->codec_state.encode.slice_params[i]);
 
free(obj_context->codec_state.encode.slice_params);
} else {
assert(obj_context->codec_state.decode.num_slice_params <= obj_context->codec_state.decode.max_slice_params);
assert(obj_context->codec_state.decode.num_slice_datas <= obj_context->codec_state.decode.max_slice_datas);
 
i965_release_buffer_store(&obj_context->codec_state.decode.pic_param);
i965_release_buffer_store(&obj_context->codec_state.decode.iq_matrix);
i965_release_buffer_store(&obj_context->codec_state.decode.bit_plane);
 
for (i = 0; i < obj_context->codec_state.decode.num_slice_params; i++)
i965_release_buffer_store(&obj_context->codec_state.decode.slice_params[i]);
 
for (i = 0; i < obj_context->codec_state.decode.num_slice_datas; i++)
i965_release_buffer_store(&obj_context->codec_state.decode.slice_datas[i]);
 
free(obj_context->codec_state.decode.slice_params);
free(obj_context->codec_state.decode.slice_datas);
}
 
free(obj_context->render_targets);
object_heap_free(heap, obj);
}
 
VAStatus
i965_CreateContext(VADriverContextP ctx,
VAConfigID config_id,
int picture_width,
int picture_height,
int flag,
VASurfaceID *render_targets,
int num_render_targets,
VAContextID *context) /* out */
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct i965_render_state *render_state = &i965->render_state;
struct object_config *obj_config = CONFIG(config_id);
struct object_context *obj_context = NULL;
VAStatus vaStatus = VA_STATUS_SUCCESS;
int contextID;
int i;
 
if (NULL == obj_config) {
vaStatus = VA_STATUS_ERROR_INVALID_CONFIG;
return vaStatus;
}
 
if (picture_width > i965->codec_info->max_width ||
picture_height > i965->codec_info->max_height) {
vaStatus = VA_STATUS_ERROR_RESOLUTION_NOT_SUPPORTED;
return vaStatus;
}
 
/* Validate flag */
/* Validate picture dimensions */
contextID = NEW_CONTEXT_ID();
obj_context = CONTEXT(contextID);
 
if (NULL == obj_context) {
vaStatus = VA_STATUS_ERROR_ALLOCATION_FAILED;
return vaStatus;
}
 
render_state->inited = 1;
 
switch (obj_config->profile) {
case VAProfileH264Baseline:
case VAProfileH264Main:
case VAProfileH264High:
if (!HAS_H264(i965))
return VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
render_state->interleaved_uv = 1;
break;
default:
render_state->interleaved_uv = !!(IS_GEN6(i965->intel.device_id) || IS_GEN7(i965->intel.device_id));
break;
}
 
*context = contextID;
obj_context->flags = flag;
obj_context->context_id = contextID;
obj_context->config_id = config_id;
obj_context->picture_width = picture_width;
obj_context->picture_height = picture_height;
obj_context->num_render_targets = num_render_targets;
obj_context->render_targets =
(VASurfaceID *)calloc(num_render_targets, sizeof(VASurfaceID));
obj_context->hw_context = NULL;
 
for(i = 0; i < num_render_targets; i++) {
if (NULL == SURFACE(render_targets[i])) {
vaStatus = VA_STATUS_ERROR_INVALID_SURFACE;
break;
}
 
obj_context->render_targets[i] = render_targets[i];
}
 
if (VA_STATUS_SUCCESS == vaStatus) {
if (VAEntrypointEncSlice == obj_config->entrypoint ) { /*encode routin only*/
obj_context->codec_type = CODEC_ENC;
memset(&obj_context->codec_state.encode, 0, sizeof(obj_context->codec_state.encode));
obj_context->codec_state.encode.current_render_target = VA_INVALID_ID;
obj_context->codec_state.encode.max_slice_params = NUM_SLICES;
obj_context->codec_state.encode.slice_params = calloc(obj_context->codec_state.encode.max_slice_params,
sizeof(*obj_context->codec_state.encode.slice_params));
assert(i965->codec_info->enc_hw_context_init);
obj_context->hw_context = i965->codec_info->enc_hw_context_init(ctx, obj_config->profile);
} else {
obj_context->codec_type = CODEC_DEC;
memset(&obj_context->codec_state.decode, 0, sizeof(obj_context->codec_state.decode));
obj_context->codec_state.decode.current_render_target = -1;
obj_context->codec_state.decode.max_slice_params = NUM_SLICES;
obj_context->codec_state.decode.max_slice_datas = NUM_SLICES;
obj_context->codec_state.decode.slice_params = calloc(obj_context->codec_state.decode.max_slice_params,
sizeof(*obj_context->codec_state.decode.slice_params));
obj_context->codec_state.decode.slice_datas = calloc(obj_context->codec_state.decode.max_slice_datas,
sizeof(*obj_context->codec_state.decode.slice_datas));
 
assert(i965->codec_info->dec_hw_context_init);
obj_context->hw_context = i965->codec_info->dec_hw_context_init(ctx, obj_config->profile);
}
}
 
/* Error recovery */
if (VA_STATUS_SUCCESS != vaStatus) {
i965_destroy_context(&i965->context_heap, (struct object_base *)obj_context);
}
 
return vaStatus;
}
 
VAStatus
i965_DestroyContext(VADriverContextP ctx, VAContextID context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_context *obj_context = CONTEXT(context);
 
assert(obj_context);
i965_destroy_context(&i965->context_heap, (struct object_base *)obj_context);
 
return VA_STATUS_SUCCESS;
}
 
static void
i965_destroy_buffer(struct object_heap *heap, struct object_base *obj)
{
struct object_buffer *obj_buffer = (struct object_buffer *)obj;
 
assert(obj_buffer->buffer_store);
i965_release_buffer_store(&obj_buffer->buffer_store);
object_heap_free(heap, obj);
}
 
static VAStatus
i965_create_buffer_internal(VADriverContextP ctx,
VAContextID context,
VABufferType type,
unsigned int size,
unsigned int num_elements,
void *data,
dri_bo *store_bo,
VABufferID *buf_id)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_buffer *obj_buffer = NULL;
struct buffer_store *buffer_store = NULL;
int bufferID;
 
/* Validate type */
switch (type) {
case VAPictureParameterBufferType:
case VAIQMatrixBufferType:
case VABitPlaneBufferType:
case VASliceGroupMapBufferType:
case VASliceParameterBufferType:
case VASliceDataBufferType:
case VAMacroblockParameterBufferType:
case VAResidualDataBufferType:
case VADeblockingParameterBufferType:
case VAImageBufferType:
case VAEncCodedBufferType:
case VAEncSequenceParameterBufferType:
case VAEncPictureParameterBufferType:
case VAEncSliceParameterBufferType:
#ifdef HAVE_VA_JPEG_DECODE
case VAHuffmanTableBufferType:
#endif
/* Ok */
break;
 
default:
return VA_STATUS_ERROR_UNSUPPORTED_BUFFERTYPE;
}
 
bufferID = NEW_BUFFER_ID();
obj_buffer = BUFFER(bufferID);
 
if (NULL == obj_buffer) {
return VA_STATUS_ERROR_ALLOCATION_FAILED;
}
 
if (type == VAEncCodedBufferType) {
size += ALIGN(sizeof(VACodedBufferSegment), 64);
}
 
obj_buffer->max_num_elements = num_elements;
obj_buffer->num_elements = num_elements;
obj_buffer->size_element = size;
obj_buffer->type = type;
obj_buffer->buffer_store = NULL;
buffer_store = calloc(1, sizeof(struct buffer_store));
assert(buffer_store);
buffer_store->ref_count = 1;
 
if (store_bo != NULL) {
buffer_store->bo = store_bo;
dri_bo_reference(buffer_store->bo);
 
if (data)
dri_bo_subdata(buffer_store->bo, 0, size * num_elements, data);
} else if (type == VASliceDataBufferType || type == VAImageBufferType || type == VAEncCodedBufferType) {
buffer_store->bo = dri_bo_alloc(i965->intel.bufmgr,
"Buffer",
size * num_elements, 64);
assert(buffer_store->bo);
 
if (type == VAEncCodedBufferType) {
VACodedBufferSegment *coded_buffer_segment;
dri_bo_map(buffer_store->bo, 1);
coded_buffer_segment = (VACodedBufferSegment *)buffer_store->bo->virtual;
coded_buffer_segment->size = size - ALIGN(sizeof(VACodedBufferSegment), 64);
coded_buffer_segment->bit_offset = 0;
coded_buffer_segment->status = 0;
coded_buffer_segment->buf = NULL;
coded_buffer_segment->next = NULL;
dri_bo_unmap(buffer_store->bo);
} else if (data) {
dri_bo_subdata(buffer_store->bo, 0, size * num_elements, data);
}
 
} else {
buffer_store->buffer = malloc(size * num_elements);
assert(buffer_store->buffer);
 
if (data)
memcpy(buffer_store->buffer, data, size * num_elements);
}
 
buffer_store->num_elements = obj_buffer->num_elements;
i965_reference_buffer_store(&obj_buffer->buffer_store, buffer_store);
i965_release_buffer_store(&buffer_store);
*buf_id = bufferID;
 
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_CreateBuffer(VADriverContextP ctx,
VAContextID context, /* in */
VABufferType type, /* in */
unsigned int size, /* in */
unsigned int num_elements, /* in */
void *data, /* in */
VABufferID *buf_id) /* out */
{
return i965_create_buffer_internal(ctx, context, type, size, num_elements, data, NULL, buf_id);
}
 
 
VAStatus
i965_BufferSetNumElements(VADriverContextP ctx,
VABufferID buf_id, /* in */
unsigned int num_elements) /* in */
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_buffer *obj_buffer = BUFFER(buf_id);
VAStatus vaStatus = VA_STATUS_SUCCESS;
 
assert(obj_buffer);
 
if ((num_elements < 0) ||
(num_elements > obj_buffer->max_num_elements)) {
vaStatus = VA_STATUS_ERROR_UNKNOWN;
} else {
obj_buffer->num_elements = num_elements;
if (obj_buffer->buffer_store != NULL) {
obj_buffer->buffer_store->num_elements = num_elements;
}
}
 
return vaStatus;
}
 
VAStatus
i965_MapBuffer(VADriverContextP ctx,
VABufferID buf_id, /* in */
void **pbuf) /* out */
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_buffer *obj_buffer = BUFFER(buf_id);
VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
 
assert(obj_buffer && obj_buffer->buffer_store);
assert(obj_buffer->buffer_store->bo || obj_buffer->buffer_store->buffer);
assert(!(obj_buffer->buffer_store->bo && obj_buffer->buffer_store->buffer));
 
if (NULL != obj_buffer->buffer_store->bo) {
unsigned int tiling, swizzle;
 
dri_bo_get_tiling(obj_buffer->buffer_store->bo, &tiling, &swizzle);
 
if (tiling != I915_TILING_NONE)
drm_intel_gem_bo_map_gtt(obj_buffer->buffer_store->bo);
else
dri_bo_map(obj_buffer->buffer_store->bo, 1);
 
assert(obj_buffer->buffer_store->bo->virtual);
*pbuf = obj_buffer->buffer_store->bo->virtual;
 
if (obj_buffer->type == VAEncCodedBufferType) {
VACodedBufferSegment *coded_buffer_segment = (VACodedBufferSegment *)(obj_buffer->buffer_store->bo->virtual);
coded_buffer_segment->buf = (unsigned char *)(obj_buffer->buffer_store->bo->virtual) + ALIGN(sizeof(VACodedBufferSegment), 64);
}
 
vaStatus = VA_STATUS_SUCCESS;
} else if (NULL != obj_buffer->buffer_store->buffer) {
*pbuf = obj_buffer->buffer_store->buffer;
vaStatus = VA_STATUS_SUCCESS;
}
 
return vaStatus;
}
 
VAStatus
i965_UnmapBuffer(VADriverContextP ctx, VABufferID buf_id)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_buffer *obj_buffer = BUFFER(buf_id);
VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
 
assert(obj_buffer && obj_buffer->buffer_store);
assert(obj_buffer->buffer_store->bo || obj_buffer->buffer_store->buffer);
assert(!(obj_buffer->buffer_store->bo && obj_buffer->buffer_store->buffer));
 
if (NULL != obj_buffer->buffer_store->bo) {
unsigned int tiling, swizzle;
 
dri_bo_get_tiling(obj_buffer->buffer_store->bo, &tiling, &swizzle);
 
if (tiling != I915_TILING_NONE)
drm_intel_gem_bo_unmap_gtt(obj_buffer->buffer_store->bo);
else
dri_bo_unmap(obj_buffer->buffer_store->bo);
 
vaStatus = VA_STATUS_SUCCESS;
} else if (NULL != obj_buffer->buffer_store->buffer) {
/* Do nothing */
vaStatus = VA_STATUS_SUCCESS;
}
 
return vaStatus;
}
 
VAStatus
i965_DestroyBuffer(VADriverContextP ctx, VABufferID buffer_id)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_buffer *obj_buffer = BUFFER(buffer_id);
 
assert(obj_buffer);
i965_destroy_buffer(&i965->buffer_heap, (struct object_base *)obj_buffer);
 
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_BeginPicture(VADriverContextP ctx,
VAContextID context,
VASurfaceID render_target)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_context *obj_context = CONTEXT(context);
struct object_surface *obj_surface = SURFACE(render_target);
struct object_config *obj_config;
VAContextID config;
VAStatus vaStatus;
int i;
 
assert(obj_context);
assert(obj_surface);
 
config = obj_context->config_id;
obj_config = CONFIG(config);
assert(obj_config);
 
switch (obj_config->profile) {
case VAProfileMPEG2Simple:
case VAProfileMPEG2Main:
vaStatus = VA_STATUS_SUCCESS;
break;
 
case VAProfileH264Baseline:
case VAProfileH264Main:
case VAProfileH264High:
vaStatus = VA_STATUS_SUCCESS;
break;
 
case VAProfileVC1Simple:
case VAProfileVC1Main:
case VAProfileVC1Advanced:
vaStatus = VA_STATUS_SUCCESS;
break;
 
case VAProfileJPEGBaseline:
vaStatus = VA_STATUS_SUCCESS;
break;
 
default:
assert(0);
vaStatus = VA_STATUS_ERROR_UNSUPPORTED_PROFILE;
break;
}
 
if (obj_context->codec_type == CODEC_ENC) {
i965_release_buffer_store(&obj_context->codec_state.encode.pic_param);
i965_release_buffer_store(&obj_context->codec_state.encode.seq_param);
 
for (i = 0; i < obj_context->codec_state.encode.num_slice_params; i++) {
i965_release_buffer_store(&obj_context->codec_state.encode.slice_params[i]);
}
 
obj_context->codec_state.encode.num_slice_params = 0;
obj_context->codec_state.encode.current_render_target = render_target; /*This is input new frame*/
} else {
obj_context->codec_state.decode.current_render_target = render_target;
i965_release_buffer_store(&obj_context->codec_state.decode.pic_param);
i965_release_buffer_store(&obj_context->codec_state.decode.iq_matrix);
i965_release_buffer_store(&obj_context->codec_state.decode.bit_plane);
i965_release_buffer_store(&obj_context->codec_state.decode.huffman_table);
 
for (i = 0; i < obj_context->codec_state.decode.num_slice_params; i++) {
i965_release_buffer_store(&obj_context->codec_state.decode.slice_params[i]);
i965_release_buffer_store(&obj_context->codec_state.decode.slice_datas[i]);
}
 
obj_context->codec_state.decode.num_slice_params = 0;
obj_context->codec_state.decode.num_slice_datas = 0;
}
 
return vaStatus;
}
 
#define I965_RENDER_BUFFER(category, name) i965_render_##category##_##name##_buffer(ctx, obj_context, obj_buffer)
 
#define DEF_RENDER_SINGLE_BUFFER_FUNC(category, name, member) \
static VAStatus \
i965_render_##category##_##name##_buffer(VADriverContextP ctx, \
struct object_context *obj_context, \
struct object_buffer *obj_buffer) \
{ \
struct category##_state *category = &obj_context->codec_state.category; \
assert(obj_buffer->buffer_store->bo == NULL); \
assert(obj_buffer->buffer_store->buffer); \
i965_release_buffer_store(&category->member); \
i965_reference_buffer_store(&category->member, obj_buffer->buffer_store); \
return VA_STATUS_SUCCESS; \
}
 
#define DEF_RENDER_MULTI_BUFFER_FUNC(category, name, member) \
static VAStatus \
i965_render_##category##_##name##_buffer(VADriverContextP ctx, \
struct object_context *obj_context, \
struct object_buffer *obj_buffer) \
{ \
struct category##_state *category = &obj_context->codec_state.category; \
if (category->num_##member == category->max_##member) { \
category->member = realloc(category->member, (category->max_##member + NUM_SLICES) * sizeof(*category->member)); \
memset(category->member + category->max_##member, 0, NUM_SLICES * sizeof(*category->member)); \
category->max_##member += NUM_SLICES; \
} \
i965_release_buffer_store(&category->member[category->num_##member]); \
i965_reference_buffer_store(&category->member[category->num_##member], obj_buffer->buffer_store); \
category->num_##member++; \
return VA_STATUS_SUCCESS; \
}
 
#define I965_RENDER_DECODE_BUFFER(name) I965_RENDER_BUFFER(decode, name)
 
#define DEF_RENDER_DECODE_SINGLE_BUFFER_FUNC(name, member) DEF_RENDER_SINGLE_BUFFER_FUNC(decode, name, member)
DEF_RENDER_DECODE_SINGLE_BUFFER_FUNC(picture_parameter, pic_param)
DEF_RENDER_DECODE_SINGLE_BUFFER_FUNC(iq_matrix, iq_matrix)
DEF_RENDER_DECODE_SINGLE_BUFFER_FUNC(bit_plane, bit_plane)
DEF_RENDER_DECODE_SINGLE_BUFFER_FUNC(huffman_table, huffman_table)
 
#define DEF_RENDER_DECODE_MULTI_BUFFER_FUNC(name, member) DEF_RENDER_MULTI_BUFFER_FUNC(decode, name, member)
DEF_RENDER_DECODE_MULTI_BUFFER_FUNC(slice_parameter, slice_params)
DEF_RENDER_DECODE_MULTI_BUFFER_FUNC(slice_data, slice_datas)
 
static VAStatus
i965_decoder_render_picture(VADriverContextP ctx,
VAContextID context,
VABufferID *buffers,
int num_buffers)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_context *obj_context = CONTEXT(context);
VAStatus vaStatus = VA_STATUS_SUCCESS;
int i;
 
for (i = 0; i < num_buffers && vaStatus == VA_STATUS_SUCCESS; i++) {
struct object_buffer *obj_buffer = BUFFER(buffers[i]);
assert(obj_buffer);
 
switch (obj_buffer->type) {
case VAPictureParameterBufferType:
vaStatus = I965_RENDER_DECODE_BUFFER(picture_parameter);
break;
 
case VAIQMatrixBufferType:
vaStatus = I965_RENDER_DECODE_BUFFER(iq_matrix);
break;
 
case VABitPlaneBufferType:
vaStatus = I965_RENDER_DECODE_BUFFER(bit_plane);
break;
 
case VASliceParameterBufferType:
vaStatus = I965_RENDER_DECODE_BUFFER(slice_parameter);
break;
 
case VASliceDataBufferType:
vaStatus = I965_RENDER_DECODE_BUFFER(slice_data);
break;
 
#ifdef HAVE_VA_JPEG_DECODE
case VAHuffmanTableBufferType:
vaStatus = I965_RENDER_DECODE_BUFFER(huffman_table);
break;
#endif
 
default:
vaStatus = VA_STATUS_ERROR_UNSUPPORTED_BUFFERTYPE;
break;
}
}
 
return vaStatus;
}
 
#define I965_RENDER_ENCODE_BUFFER(name) I965_RENDER_BUFFER(encode, name)
 
#define DEF_RENDER_ENCODE_SINGLE_BUFFER_FUNC(name, member) DEF_RENDER_SINGLE_BUFFER_FUNC(encode, name, member)
DEF_RENDER_ENCODE_SINGLE_BUFFER_FUNC(sequence_parameter, seq_param)
DEF_RENDER_ENCODE_SINGLE_BUFFER_FUNC(picture_parameter, pic_param)
DEF_RENDER_ENCODE_SINGLE_BUFFER_FUNC(picture_control, pic_control)
DEF_RENDER_ENCODE_SINGLE_BUFFER_FUNC(qmatrix, q_matrix)
DEF_RENDER_ENCODE_SINGLE_BUFFER_FUNC(iqmatrix, iq_matrix)
 
#define DEF_RENDER_ENCODE_MULTI_BUFFER_FUNC(name, member) DEF_RENDER_MULTI_BUFFER_FUNC(encode, name, member)
DEF_RENDER_ENCODE_MULTI_BUFFER_FUNC(slice_parameter, slice_params)
 
static VAStatus
i965_encoder_render_picture(VADriverContextP ctx,
VAContextID context,
VABufferID *buffers,
int num_buffers)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_context *obj_context = CONTEXT(context);
VAStatus vaStatus = VA_STATUS_SUCCESS;
int i;
 
for (i = 0; i < num_buffers && vaStatus == VA_STATUS_SUCCESS; i++) {
struct object_buffer *obj_buffer = BUFFER(buffers[i]);
assert(obj_buffer);
 
switch (obj_buffer->type) {
case VAEncSequenceParameterBufferType:
vaStatus = I965_RENDER_ENCODE_BUFFER(sequence_parameter);
break;
 
case VAEncPictureParameterBufferType:
vaStatus = I965_RENDER_ENCODE_BUFFER(picture_parameter);
break;
 
case VAEncSliceParameterBufferType:
vaStatus = I965_RENDER_ENCODE_BUFFER(slice_parameter);
break;
 
case VAPictureParameterBufferType:
vaStatus = I965_RENDER_ENCODE_BUFFER(picture_control);
break;
 
case VAQMatrixBufferType:
vaStatus = I965_RENDER_ENCODE_BUFFER(qmatrix);
break;
 
case VAIQMatrixBufferType:
vaStatus = I965_RENDER_ENCODE_BUFFER(iqmatrix);
break;
 
default:
vaStatus = VA_STATUS_ERROR_UNSUPPORTED_BUFFERTYPE;
break;
}
}
 
return vaStatus;
}
 
VAStatus
i965_RenderPicture(VADriverContextP ctx,
VAContextID context,
VABufferID *buffers,
int num_buffers)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_context *obj_context;
struct object_config *obj_config;
VAContextID config;
VAStatus vaStatus = VA_STATUS_ERROR_UNKNOWN;
 
obj_context = CONTEXT(context);
assert(obj_context);
 
config = obj_context->config_id;
obj_config = CONFIG(config);
assert(obj_config);
 
if (VAEntrypointEncSlice == obj_config->entrypoint ){
vaStatus = i965_encoder_render_picture(ctx, context, buffers, num_buffers);
} else {
vaStatus = i965_decoder_render_picture(ctx, context, buffers, num_buffers);
}
 
return vaStatus;
}
 
VAStatus
i965_EndPicture(VADriverContextP ctx, VAContextID context)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_context *obj_context = CONTEXT(context);
struct object_config *obj_config;
VAContextID config;
 
assert(obj_context);
config = obj_context->config_id;
obj_config = CONFIG(config);
assert(obj_config);
 
if (obj_context->codec_type == CODEC_ENC) {
assert(VAEntrypointEncSlice == obj_config->entrypoint);
 
assert(obj_context->codec_state.encode.pic_param);
assert(obj_context->codec_state.encode.seq_param);
assert(obj_context->codec_state.encode.num_slice_params >= 1);
} else {
assert(obj_context->codec_state.decode.pic_param);
assert(obj_context->codec_state.decode.num_slice_params >= 1);
assert(obj_context->codec_state.decode.num_slice_datas >= 1);
assert(obj_context->codec_state.decode.num_slice_params == obj_context->codec_state.decode.num_slice_datas);
}
 
assert(obj_context->hw_context->run);
obj_context->hw_context->run(ctx, obj_config->profile, &obj_context->codec_state, obj_context->hw_context);
 
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_SyncSurface(VADriverContextP ctx,
VASurfaceID render_target)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface = SURFACE(render_target);
 
assert(obj_surface);
 
if(obj_surface->bo)
drm_intel_bo_wait_rendering(obj_surface->bo);
 
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_QuerySurfaceStatus(VADriverContextP ctx,
VASurfaceID render_target,
VASurfaceStatus *status) /* out */
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface = SURFACE(render_target);
 
assert(obj_surface);
 
if (obj_surface->bo) {
// if (drm_intel_bo_busy(obj_surface->bo)){
// *status = VASurfaceRendering;
// }
// else {
*status = VASurfaceReady;
// }
} else {
*status = VASurfaceReady;
}
 
return VA_STATUS_SUCCESS;
}
 
static VADisplayAttribute *
get_display_attribute(VADriverContextP ctx, VADisplayAttribType type)
{
struct i965_driver_data * const i965 = i965_driver_data(ctx);
unsigned int i;
 
if (!i965->display_attributes)
return NULL;
 
for (i = 0; i < i965->num_display_attributes; i++) {
if (i965->display_attributes[i].type == type)
return &i965->display_attributes[i];
}
return NULL;
}
 
static bool
i965_display_attributes_init(VADriverContextP ctx)
{
struct i965_driver_data * const i965 = i965_driver_data(ctx);
 
printf("%s\n", __FUNCTION__);
 
i965->num_display_attributes = ARRAY_ELEMS(i965_display_attributes);
i965->display_attributes = malloc(
i965->num_display_attributes * sizeof(i965->display_attributes[0]));
if (!i965->display_attributes)
return false;
 
memcpy(
i965->display_attributes,
i965_display_attributes,
sizeof(i965_display_attributes)
);
 
i965->rotation_attrib = get_display_attribute(ctx, VADisplayAttribRotation);
if (!i965->rotation_attrib)
return false;
return true;
}
 
static void
i965_display_attributes_terminate(VADriverContextP ctx)
{
struct i965_driver_data * const i965 = i965_driver_data(ctx);
 
if (i965->display_attributes) {
free(i965->display_attributes);
i965->display_attributes = NULL;
i965->num_display_attributes = 0;
}
}
 
/*
* Query display attributes
* The caller must provide a "attr_list" array that can hold at
* least vaMaxNumDisplayAttributes() entries. The actual number of attributes
* returned in "attr_list" is returned in "num_attributes".
*/
VAStatus
i965_QueryDisplayAttributes(
VADriverContextP ctx,
VADisplayAttribute *attribs, /* out */
int *num_attribs_ptr /* out */
)
{
const int num_attribs = ARRAY_ELEMS(i965_display_attributes);
 
if (attribs && num_attribs > 0)
memcpy(attribs, i965_display_attributes, sizeof(i965_display_attributes));
 
if (num_attribs_ptr)
*num_attribs_ptr = num_attribs;
 
return VA_STATUS_SUCCESS;
}
 
/*
* Get display attributes
* This function returns the current attribute values in "attr_list".
* Only attributes returned with VA_DISPLAY_ATTRIB_GETTABLE set in the "flags" field
* from vaQueryDisplayAttributes() can have their values retrieved.
*/
VAStatus
i965_GetDisplayAttributes(
VADriverContextP ctx,
VADisplayAttribute *attribs, /* inout */
int num_attribs /* in */
)
{
int i;
 
for (i = 0; i < num_attribs; i++) {
VADisplayAttribute *src_attrib, * const dst_attrib = &attribs[i];
 
src_attrib = get_display_attribute(ctx, dst_attrib->type);
if (src_attrib && (src_attrib->flags & VA_DISPLAY_ATTRIB_GETTABLE)) {
dst_attrib->min_value = src_attrib->min_value;
dst_attrib->max_value = src_attrib->max_value;
dst_attrib->value = src_attrib->value;
}
else
dst_attrib->flags = VA_DISPLAY_ATTRIB_NOT_SUPPORTED;
}
return VA_STATUS_SUCCESS;
}
 
/*
* Set display attributes
* Only attributes returned with VA_DISPLAY_ATTRIB_SETTABLE set in the "flags" field
* from vaQueryDisplayAttributes() can be set. If the attribute is not settable or
* the value is out of range, the function returns VA_STATUS_ERROR_ATTR_NOT_SUPPORTED
*/
VAStatus
i965_SetDisplayAttributes(
VADriverContextP ctx,
VADisplayAttribute *attribs, /* in */
int num_attribs /* in */
)
{
int i;
 
for (i = 0; i < num_attribs; i++) {
VADisplayAttribute *dst_attrib, * const src_attrib = &attribs[i];
 
dst_attrib = get_display_attribute(ctx, src_attrib->type);
if (!dst_attrib)
return VA_STATUS_ERROR_ATTR_NOT_SUPPORTED;
 
if (!(dst_attrib->flags & VA_DISPLAY_ATTRIB_SETTABLE))
continue;
 
if (src_attrib->value < dst_attrib->min_value ||
src_attrib->value > dst_attrib->max_value)
return VA_STATUS_ERROR_INVALID_PARAMETER;
 
dst_attrib->value = src_attrib->value;
/* XXX: track modified attributes through timestamps */
}
return VA_STATUS_SUCCESS;
}
 
VAStatus
i965_DbgCopySurfaceToBuffer(VADriverContextP ctx,
VASurfaceID surface,
void **buffer, /* out */
unsigned int *stride) /* out */
{
/* TODO */
return VA_STATUS_ERROR_UNIMPLEMENTED;
}
 
static VAStatus
i965_Init(VADriverContextP ctx)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
 
printf("%s context %p\n", __FUNCTION__, ctx);
 
 
if (intel_driver_init(ctx) == False)
return VA_STATUS_ERROR_UNKNOWN;
 
printf("set codec info\n");
if (IS_HASWELL(i965->intel.device_id))
i965->codec_info = &gen75_hw_codec_info;
else if (IS_G4X(i965->intel.device_id))
i965->codec_info = &g4x_hw_codec_info;
else if (IS_IRONLAKE(i965->intel.device_id))
i965->codec_info = &ironlake_hw_codec_info;
else if (IS_GEN6(i965->intel.device_id))
i965->codec_info = &gen6_hw_codec_info;
else if (IS_GEN7(i965->intel.device_id))
i965->codec_info = &gen7_hw_codec_info;
else
return VA_STATUS_ERROR_UNKNOWN;
 
printf("codec info %p\n", i965->codec_info);
i965->batch = intel_batchbuffer_new(&i965->intel, I915_EXEC_RENDER, 0);
 
if (!i965_display_attributes_init(ctx))
return VA_STATUS_ERROR_UNKNOWN;
 
if (i965_post_processing_init(ctx) == False)
return VA_STATUS_ERROR_UNKNOWN;
 
if (i965_render_init(ctx) == False)
return VA_STATUS_ERROR_UNKNOWN;
 
#ifdef HAVE_VA_WAYLAND
if (IS_VA_WAYLAND(ctx) && !i965_output_wayland_init(ctx))
return VA_STATUS_ERROR_UNKNOWN;
#endif
 
#ifdef HAVE_VA_X11
if (IS_VA_X11(ctx) && !i965_output_dri_init(ctx))
return VA_STATUS_ERROR_UNKNOWN;
#endif
 
_i965InitMutex(&i965->render_mutex);
 
printf("device_id=%x has_exec2=%d has_bsd=%d has_blt=%d\n",
i965->intel.device_id, i965->intel.has_exec2,
i965->intel.has_bsd, i965->intel.has_blt);
 
printf("%s done\n", __FUNCTION__);
return VA_STATUS_SUCCESS;
}
 
static void
i965_destroy_heap(struct object_heap *heap,
void (*func)(struct object_heap *heap, struct object_base *object))
{
struct object_base *object;
object_heap_iterator iter;
 
object = object_heap_first(heap, &iter);
 
while (object) {
if (func)
func(heap, object);
 
object = object_heap_next(heap, &iter);
}
 
object_heap_destroy(heap);
}
 
 
VAStatus
i965_DestroyImage(VADriverContextP ctx, VAImageID image);
 
VAStatus
i965_CreateImage(VADriverContextP ctx,
VAImageFormat *format,
int width,
int height,
VAImage *out_image) /* out */
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_image *obj_image;
VAStatus va_status = VA_STATUS_ERROR_OPERATION_FAILED;
VAImageID image_id;
unsigned int width2, height2, size2, size;
 
out_image->image_id = VA_INVALID_ID;
out_image->buf = VA_INVALID_ID;
 
image_id = NEW_IMAGE_ID();
if (image_id == VA_INVALID_ID)
return VA_STATUS_ERROR_ALLOCATION_FAILED;
 
obj_image = IMAGE(image_id);
if (!obj_image)
return VA_STATUS_ERROR_ALLOCATION_FAILED;
obj_image->bo = NULL;
obj_image->palette = NULL;
obj_image->derived_surface = VA_INVALID_ID;
 
VAImage * const image = &obj_image->image;
image->image_id = image_id;
image->buf = VA_INVALID_ID;
 
size = width * height;
width2 = (width + 1) / 2;
height2 = (height + 1) / 2;
size2 = width2 * height2;
 
image->num_palette_entries = 0;
image->entry_bytes = 0;
memset(image->component_order, 0, sizeof(image->component_order));
 
switch (format->fourcc) {
case VA_FOURCC('I','A','4','4'):
case VA_FOURCC('A','I','4','4'):
image->num_planes = 1;
image->pitches[0] = width;
image->offsets[0] = 0;
image->data_size = image->offsets[0] + image->pitches[0] * height;
image->num_palette_entries = 16;
image->entry_bytes = 3;
image->component_order[0] = 'R';
image->component_order[1] = 'G';
image->component_order[2] = 'B';
break;
case VA_FOURCC('I','A','8','8'):
case VA_FOURCC('A','I','8','8'):
image->num_planes = 1;
image->pitches[0] = width * 2;
image->offsets[0] = 0;
image->data_size = image->offsets[0] + image->pitches[0] * height;
image->num_palette_entries = 256;
image->entry_bytes = 3;
image->component_order[0] = 'R';
image->component_order[1] = 'G';
image->component_order[2] = 'B';
break;
case VA_FOURCC('A','R','G','B'):
case VA_FOURCC('A','B','G','R'):
case VA_FOURCC('B','G','R','A'):
case VA_FOURCC('R','G','B','A'):
image->num_planes = 1;
image->pitches[0] = width * 4;
image->offsets[0] = 0;
image->data_size = image->offsets[0] + image->pitches[0] * height;
break;
case VA_FOURCC('Y','V','1','2'):
image->num_planes = 3;
image->pitches[0] = width;
image->offsets[0] = 0;
image->pitches[1] = width2;
image->offsets[1] = size + size2;
image->pitches[2] = width2;
image->offsets[2] = size;
image->data_size = size + 2 * size2;
break;
case VA_FOURCC('I','4','2','0'):
image->num_planes = 3;
image->pitches[0] = width;
image->offsets[0] = 0;
image->pitches[1] = width2;
image->offsets[1] = size;
image->pitches[2] = width2;
image->offsets[2] = size + size2;
image->data_size = size + 2 * size2;
break;
case VA_FOURCC('N','V','1','2'):
image->num_planes = 2;
image->pitches[0] = width;
image->offsets[0] = 0;
image->pitches[1] = width;
image->offsets[1] = size;
image->data_size = size + 2 * size2;
break;
default:
goto error;
}
 
va_status = i965_CreateBuffer(ctx, 0, VAImageBufferType,
image->data_size, 1, NULL, &image->buf);
if (va_status != VA_STATUS_SUCCESS)
goto error;
 
obj_image->bo = BUFFER(image->buf)->buffer_store->bo;
dri_bo_reference(obj_image->bo);
 
if (image->num_palette_entries > 0 && image->entry_bytes > 0) {
obj_image->palette = malloc(image->num_palette_entries * sizeof(*obj_image->palette));
if (!obj_image->palette)
goto error;
}
 
image->image_id = image_id;
image->format = *format;
image->width = width;
image->height = height;
 
*out_image = *image;
return VA_STATUS_SUCCESS;
 
error:
i965_DestroyImage(ctx, image_id);
return va_status;
}
 
void
i965_check_alloc_surface_bo(VADriverContextP ctx,
struct object_surface *obj_surface,
int tiled,
unsigned int fourcc,
unsigned int subsampling)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
int region_width, region_height;
 
if (obj_surface->bo) {
assert(obj_surface->fourcc);
assert(obj_surface->fourcc == fourcc);
assert(obj_surface->subsampling == subsampling);
return;
}
 
obj_surface->x_cb_offset = 0; /* X offset is always 0 */
obj_surface->x_cr_offset = 0;
 
if (tiled) {
assert(fourcc == VA_FOURCC('N', 'V', '1', '2') ||
fourcc == VA_FOURCC('I', 'M', 'C', '1') ||
fourcc == VA_FOURCC('I', 'M', 'C', '3'));
 
obj_surface->width = ALIGN(obj_surface->orig_width, 128);
obj_surface->height = ALIGN(obj_surface->orig_height, 32);
obj_surface->cb_cr_pitch = obj_surface->width;
region_width = obj_surface->width;
region_height = obj_surface->height;
 
if (fourcc == VA_FOURCC('N', 'V', '1', '2')) {
assert(subsampling == SUBSAMPLE_YUV420);
obj_surface->y_cb_offset = obj_surface->height;
obj_surface->y_cr_offset = obj_surface->height;
obj_surface->cb_cr_width = obj_surface->orig_width / 2;
obj_surface->cb_cr_height = obj_surface->orig_height / 2;
region_height = obj_surface->height + ALIGN(obj_surface->cb_cr_height, 32);
} else if (fourcc == VA_FOURCC('I', 'M', 'C', '1') ||
fourcc == VA_FOURCC('I', 'M', 'C', '3')) {
switch (subsampling) {
case SUBSAMPLE_YUV400:
obj_surface->cb_cr_width = 0;
obj_surface->cb_cr_height = 0;
break;
 
case SUBSAMPLE_YUV420:
obj_surface->cb_cr_width = obj_surface->orig_width / 2;
obj_surface->cb_cr_height = obj_surface->orig_height / 2;
break;
 
case SUBSAMPLE_YUV422H:
obj_surface->cb_cr_width = obj_surface->orig_width / 2;
obj_surface->cb_cr_height = obj_surface->orig_height;
break;
 
case SUBSAMPLE_YUV422V:
obj_surface->cb_cr_width = obj_surface->orig_width;
obj_surface->cb_cr_height = obj_surface->orig_height / 2;
break;
 
case SUBSAMPLE_YUV444:
obj_surface->cb_cr_width = obj_surface->orig_width;
obj_surface->cb_cr_height = obj_surface->orig_height;
break;
 
case SUBSAMPLE_YUV411:
obj_surface->cb_cr_width = obj_surface->orig_width / 4;
obj_surface->cb_cr_height = obj_surface->orig_height;
break;
 
default:
assert(0);
break;
}
 
region_height = obj_surface->height + ALIGN(obj_surface->cb_cr_height, 32) * 2;
 
if (fourcc == VA_FOURCC('I', 'M', 'C', '1')) {
obj_surface->y_cr_offset = obj_surface->height;
obj_surface->y_cb_offset = obj_surface->y_cr_offset + ALIGN(obj_surface->cb_cr_height, 32);
} else {
obj_surface->y_cb_offset = obj_surface->height;
obj_surface->y_cr_offset = obj_surface->y_cb_offset + ALIGN(obj_surface->cb_cr_height, 32);
}
}
} else {
assert(fourcc != VA_FOURCC('I', 'M', 'C', '1') &&
fourcc != VA_FOURCC('I', 'M', 'C', '3'));
assert(subsampling == SUBSAMPLE_YUV420);
 
region_width = obj_surface->width;
region_height = obj_surface->height;
 
switch (fourcc) {
case VA_FOURCC('N', 'V', '1', '2'):
obj_surface->y_cb_offset = obj_surface->height;
obj_surface->y_cr_offset = obj_surface->height;
obj_surface->cb_cr_width = obj_surface->orig_width / 2;
obj_surface->cb_cr_height = obj_surface->orig_height / 2;
obj_surface->cb_cr_pitch = obj_surface->width;
region_height = obj_surface->height + obj_surface->height / 2;
break;
 
case VA_FOURCC('Y', 'V', '1', '2'):
case VA_FOURCC('I', '4', '2', '0'):
if (fourcc == VA_FOURCC('Y', 'V', '1', '2')) {
obj_surface->y_cr_offset = obj_surface->height;
obj_surface->y_cb_offset = obj_surface->height + obj_surface->height / 4;
} else {
obj_surface->y_cb_offset = obj_surface->height;
obj_surface->y_cr_offset = obj_surface->height + obj_surface->height / 4;
}
 
obj_surface->cb_cr_width = obj_surface->orig_width / 2;
obj_surface->cb_cr_height = obj_surface->orig_height / 2;
obj_surface->cb_cr_pitch = obj_surface->width / 2;
region_height = obj_surface->height + obj_surface->height / 2;
break;
 
default:
assert(0);
break;
}
}
 
obj_surface->size = ALIGN(region_width * region_height, 0x1000);
 
#if 0
if (tiled) {
uint32_t tiling_mode = I915_TILING_Y; /* always uses Y-tiled format */
unsigned long pitch;
 
obj_surface->bo = drm_intel_bo_alloc_tiled(i965->intel.bufmgr,
"vaapi surface",
region_width,
region_height,
1,
&tiling_mode,
&pitch,
0);
assert(tiling_mode == I915_TILING_Y);
assert(pitch == obj_surface->width);
} else {
#endif
obj_surface->bo = dri_bo_alloc(i965->intel.bufmgr,
"vaapi surface",
obj_surface->size,
0x1000);
// }
 
obj_surface->fourcc = fourcc;
obj_surface->subsampling = subsampling;
assert(obj_surface->bo);
}
 
VAStatus i965_DeriveImage(VADriverContextP ctx,
VASurfaceID surface,
VAImage *out_image) /* out */
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct i965_render_state *render_state = &i965->render_state;
struct object_image *obj_image;
struct object_surface *obj_surface;
VAImageID image_id;
unsigned int w_pitch, h_pitch;
VAStatus va_status;
 
out_image->image_id = VA_INVALID_ID;
obj_surface = SURFACE(surface);
 
if (!obj_surface)
return VA_STATUS_ERROR_INVALID_SURFACE;
 
w_pitch = obj_surface->width;
h_pitch = obj_surface->height;
 
image_id = NEW_IMAGE_ID();
 
if (image_id == VA_INVALID_ID)
return VA_STATUS_ERROR_ALLOCATION_FAILED;
 
obj_image = IMAGE(image_id);
 
if (!obj_image)
return VA_STATUS_ERROR_ALLOCATION_FAILED;
 
obj_image->bo = NULL;
obj_image->palette = NULL;
obj_image->derived_surface = VA_INVALID_ID;
 
VAImage * const image = &obj_image->image;
 
memset(image, 0, sizeof(*image));
image->image_id = image_id;
image->buf = VA_INVALID_ID;
image->num_palette_entries = 0;
image->entry_bytes = 0;
image->width = obj_surface->orig_width;
image->height = obj_surface->orig_height;
image->data_size = obj_surface->size;
 
if (!render_state->inited) {
image->format.fourcc = VA_FOURCC('Y','V','1','2');
image->format.byte_order = VA_LSB_FIRST;
image->format.bits_per_pixel = 12;
image->num_planes = 3;
image->pitches[0] = w_pitch;
image->offsets[0] = 0;
image->pitches[1] = w_pitch / 2;
image->offsets[1] = w_pitch * h_pitch;
image->pitches[2] = w_pitch / 2;
image->offsets[2] = w_pitch * h_pitch + (w_pitch / 2) * (h_pitch / 2);
} else {
if (render_state->interleaved_uv) {
image->format.fourcc = VA_FOURCC('N','V','1','2');
image->format.byte_order = VA_LSB_FIRST;
image->format.bits_per_pixel = 12;
image->num_planes = 2;
image->pitches[0] = w_pitch;
image->offsets[0] = 0;
image->pitches[1] = w_pitch;
image->offsets[1] = w_pitch * h_pitch;
} else {
image->format.fourcc = VA_FOURCC('I','4','2','0');
image->format.byte_order = VA_LSB_FIRST;
image->format.bits_per_pixel = 12;
image->num_planes = 3;
image->pitches[0] = w_pitch;
image->offsets[0] = 0;
image->pitches[1] = w_pitch / 2;
image->offsets[1] = w_pitch * h_pitch;
image->pitches[2] = w_pitch / 2;
image->offsets[2] = w_pitch * h_pitch + (w_pitch / 2) * (h_pitch / 2);
}
}
 
i965_check_alloc_surface_bo(ctx, obj_surface, HAS_TILED_SURFACE(i965), image->format.fourcc, SUBSAMPLE_YUV420);
va_status = i965_create_buffer_internal(ctx, 0, VAImageBufferType,
obj_surface->size, 1, NULL, obj_surface->bo, &image->buf);
if (va_status != VA_STATUS_SUCCESS)
goto error;
 
obj_image->bo = BUFFER(image->buf)->buffer_store->bo;
dri_bo_reference(obj_image->bo);
 
if (image->num_palette_entries > 0 && image->entry_bytes > 0) {
obj_image->palette = malloc(image->num_palette_entries * sizeof(obj_image->palette));
if (!obj_image->palette) {
va_status = VA_STATUS_ERROR_ALLOCATION_FAILED;
goto error;
}
}
 
*out_image = *image;
obj_surface->flags |= SURFACE_DERIVED;
obj_image->derived_surface = surface;
 
return VA_STATUS_SUCCESS;
 
error:
i965_DestroyImage(ctx, image_id);
return va_status;
}
 
static void
i965_destroy_image(struct object_heap *heap, struct object_base *obj)
{
object_heap_free(heap, obj);
}
 
 
VAStatus
i965_DestroyImage(VADriverContextP ctx, VAImageID image)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_image *obj_image = IMAGE(image);
struct object_surface *obj_surface;
 
if (!obj_image)
return VA_STATUS_SUCCESS;
 
dri_bo_unreference(obj_image->bo);
obj_image->bo = NULL;
 
if (obj_image->image.buf != VA_INVALID_ID) {
i965_DestroyBuffer(ctx, obj_image->image.buf);
obj_image->image.buf = VA_INVALID_ID;
}
 
if (obj_image->palette) {
free(obj_image->palette);
obj_image->palette = NULL;
}
 
obj_surface = SURFACE(obj_image->derived_surface);
 
if (obj_surface) {
obj_surface->flags &= ~SURFACE_DERIVED;
}
 
i965_destroy_image(&i965->image_heap, (struct object_base *)obj_image);
 
return VA_STATUS_SUCCESS;
}
 
/*
* pointer to an array holding the palette data. The size of the array is
* num_palette_entries * entry_bytes in size. The order of the components
* in the palette is described by the component_order in VASubpicture struct
*/
VAStatus
i965_SetImagePalette(VADriverContextP ctx,
VAImageID image,
unsigned char *palette)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
unsigned int i;
 
struct object_image *obj_image = IMAGE(image);
if (!obj_image)
return VA_STATUS_ERROR_INVALID_IMAGE;
 
if (!obj_image->palette)
return VA_STATUS_ERROR_ALLOCATION_FAILED; /* XXX: unpaletted/error */
 
for (i = 0; i < obj_image->image.num_palette_entries; i++)
obj_image->palette[i] = (((unsigned int)palette[3*i + 0] << 16) |
((unsigned int)palette[3*i + 1] << 8) |
(unsigned int)palette[3*i + 2]);
return VA_STATUS_SUCCESS;
}
 
static inline void
memcpy_pic(uint8_t *dst, unsigned int dst_stride,
const uint8_t *src, unsigned int src_stride,
unsigned int len, unsigned int height)
{
unsigned int i;
 
for (i = 0; i < height; i++) {
memcpy(dst, src, len);
dst += dst_stride;
src += src_stride;
}
}
 
static void
get_image_i420(struct object_image *obj_image, uint8_t *image_data,
struct object_surface *obj_surface,
const VARectangle *rect)
{
uint8_t *dst[3], *src[3];
const int Y = 0;
const int U = obj_image->image.format.fourcc == obj_surface->fourcc ? 1 : 2;
const int V = obj_image->image.format.fourcc == obj_surface->fourcc ? 2 : 1;
unsigned int tiling, swizzle;
 
if (!obj_surface->bo)
return;
 
assert(obj_surface->fourcc);
dri_bo_get_tiling(obj_surface->bo, &tiling, &swizzle);
 
if (tiling != I915_TILING_NONE)
drm_intel_gem_bo_map_gtt(obj_surface->bo);
else
dri_bo_map(obj_surface->bo, 0);
 
if (!obj_surface->bo->virtual)
return;
 
/* Dest VA image has either I420 or YV12 format.
Source VA surface alway has I420 format */
dst[Y] = image_data + obj_image->image.offsets[Y];
src[0] = (uint8_t *)obj_surface->bo->virtual;
dst[U] = image_data + obj_image->image.offsets[U];
src[1] = src[0] + obj_surface->width * obj_surface->height;
dst[V] = image_data + obj_image->image.offsets[V];
src[2] = src[1] + (obj_surface->width / 2) * (obj_surface->height / 2);
 
/* Y plane */
dst[Y] += rect->y * obj_image->image.pitches[Y] + rect->x;
src[0] += rect->y * obj_surface->width + rect->x;
memcpy_pic(dst[Y], obj_image->image.pitches[Y],
src[0], obj_surface->width,
rect->width, rect->height);
 
/* U plane */
dst[U] += (rect->y / 2) * obj_image->image.pitches[U] + rect->x / 2;
src[1] += (rect->y / 2) * obj_surface->width / 2 + rect->x / 2;
memcpy_pic(dst[U], obj_image->image.pitches[U],
src[1], obj_surface->width / 2,
rect->width / 2, rect->height / 2);
 
/* V plane */
dst[V] += (rect->y / 2) * obj_image->image.pitches[V] + rect->x / 2;
src[2] += (rect->y / 2) * obj_surface->width / 2 + rect->x / 2;
memcpy_pic(dst[V], obj_image->image.pitches[V],
src[2], obj_surface->width / 2,
rect->width / 2, rect->height / 2);
 
if (tiling != I915_TILING_NONE)
drm_intel_gem_bo_unmap_gtt(obj_surface->bo);
else
dri_bo_unmap(obj_surface->bo);
}
 
static void
get_image_nv12(struct object_image *obj_image, uint8_t *image_data,
struct object_surface *obj_surface,
const VARectangle *rect)
{
uint8_t *dst[2], *src[2];
unsigned int tiling, swizzle;
 
if (!obj_surface->bo)
return;
 
assert(obj_surface->fourcc);
dri_bo_get_tiling(obj_surface->bo, &tiling, &swizzle);
 
if (tiling != I915_TILING_NONE)
drm_intel_gem_bo_map_gtt(obj_surface->bo);
else
dri_bo_map(obj_surface->bo, 0);
 
if (!obj_surface->bo->virtual)
return;
 
/* Both dest VA image and source surface have NV12 format */
dst[0] = image_data + obj_image->image.offsets[0];
src[0] = (uint8_t *)obj_surface->bo->virtual;
dst[1] = image_data + obj_image->image.offsets[1];
src[1] = src[0] + obj_surface->width * obj_surface->height;
 
/* Y plane */
dst[0] += rect->y * obj_image->image.pitches[0] + rect->x;
src[0] += rect->y * obj_surface->width + rect->x;
memcpy_pic(dst[0], obj_image->image.pitches[0],
src[0], obj_surface->width,
rect->width, rect->height);
 
/* UV plane */
dst[1] += (rect->y / 2) * obj_image->image.pitches[1] + (rect->x & -2);
src[1] += (rect->y / 2) * obj_surface->width + (rect->x & -2);
memcpy_pic(dst[1], obj_image->image.pitches[1],
src[1], obj_surface->width,
rect->width, rect->height / 2);
 
if (tiling != I915_TILING_NONE)
drm_intel_gem_bo_unmap_gtt(obj_surface->bo);
else
dri_bo_unmap(obj_surface->bo);
}
 
VAStatus
i965_GetImage(VADriverContextP ctx,
VASurfaceID surface,
int x, /* coordinates of the upper left source pixel */
int y,
unsigned int width, /* width and height of the region */
unsigned int height,
VAImageID image)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct i965_render_state *render_state = &i965->render_state;
 
struct object_surface *obj_surface = SURFACE(surface);
if (!obj_surface)
return VA_STATUS_ERROR_INVALID_SURFACE;
 
struct object_image *obj_image = IMAGE(image);
if (!obj_image)
return VA_STATUS_ERROR_INVALID_IMAGE;
 
if (x < 0 || y < 0)
return VA_STATUS_ERROR_INVALID_PARAMETER;
if (x + width > obj_surface->orig_width ||
y + height > obj_surface->orig_height)
return VA_STATUS_ERROR_INVALID_PARAMETER;
if (x + width > obj_image->image.width ||
y + height > obj_image->image.height)
return VA_STATUS_ERROR_INVALID_PARAMETER;
 
VAStatus va_status;
void *image_data = NULL;
 
va_status = i965_MapBuffer(ctx, obj_image->image.buf, &image_data);
if (va_status != VA_STATUS_SUCCESS)
return va_status;
 
VARectangle rect;
rect.x = x;
rect.y = y;
rect.width = width;
rect.height = height;
 
switch (obj_image->image.format.fourcc) {
case VA_FOURCC('Y','V','1','2'):
case VA_FOURCC('I','4','2','0'):
/* I420 is native format for MPEG-2 decoded surfaces */
if (render_state->interleaved_uv)
goto operation_failed;
get_image_i420(obj_image, image_data, obj_surface, &rect);
break;
case VA_FOURCC('N','V','1','2'):
/* NV12 is native format for H.264 decoded surfaces */
if (!render_state->interleaved_uv)
goto operation_failed;
get_image_nv12(obj_image, image_data, obj_surface, &rect);
break;
default:
operation_failed:
va_status = VA_STATUS_ERROR_OPERATION_FAILED;
break;
}
 
i965_UnmapBuffer(ctx, obj_image->image.buf);
return va_status;
}
 
VAStatus
i965_PutSurface(VADriverContextP ctx,
VASurfaceID surface,
void *draw, /* X Drawable */
short srcx,
short srcy,
unsigned short srcw,
unsigned short srch,
short destx,
short desty,
unsigned short destw,
unsigned short desth,
VARectangle *cliprects, /* client supplied clip list */
unsigned int number_cliprects, /* number of clip rects in the clip list */
unsigned int flags) /* de-interlacing flags */
{
#ifdef HAVE_VA_X11
if (IS_VA_X11(ctx)) {
VARectangle src_rect, dst_rect;
 
src_rect.x = srcx;
src_rect.y = srcy;
src_rect.width = srcw;
src_rect.height = srch;
 
dst_rect.x = destx;
dst_rect.y = desty;
dst_rect.width = destw;
dst_rect.height = desth;
 
return i965_put_surface_dri(ctx, surface, draw, &src_rect, &dst_rect,
cliprects, number_cliprects, flags);
}
#endif
return VA_STATUS_ERROR_UNIMPLEMENTED;
}
 
VAStatus
i965_Terminate(VADriverContextP ctx)
{
struct i965_driver_data *i965 = i965_driver_data(ctx);
 
if (i965->batch)
intel_batchbuffer_free(i965->batch);
 
_i965DestroyMutex(&i965->render_mutex);
 
#ifdef HAVE_VA_X11
if (IS_VA_X11(ctx))
i965_output_dri_terminate(ctx);
#endif
 
#ifdef HAVE_VA_WAYLAND
if (IS_VA_WAYLAND(ctx))
i965_output_wayland_terminate(ctx);
#endif
 
if (i965_render_terminate(ctx) == False)
return VA_STATUS_ERROR_UNKNOWN;
 
if (i965_post_processing_terminate(ctx) == False)
return VA_STATUS_ERROR_UNKNOWN;
 
i965_display_attributes_terminate(ctx);
 
i965_destroy_heap(&i965->buffer_heap, i965_destroy_buffer);
i965_destroy_heap(&i965->image_heap, i965_destroy_image);
i965_destroy_heap(&i965->subpic_heap, i965_destroy_subpic);
i965_destroy_heap(&i965->surface_heap, i965_destroy_surface);
i965_destroy_heap(&i965->context_heap, i965_destroy_context);
i965_destroy_heap(&i965->config_heap, i965_destroy_config);
 
if (intel_driver_terminate(ctx) == False)
return VA_STATUS_ERROR_UNKNOWN;
 
free(ctx->pDriverData);
ctx->pDriverData = NULL;
 
return VA_STATUS_SUCCESS;
}
 
static VAStatus
i965_BufferInfo(
VADriverContextP ctx, /* in */
VABufferID buf_id, /* in */
VABufferType *type, /* out */
unsigned int *size, /* out */
unsigned int *num_elements /* out */
)
{
struct i965_driver_data *i965 = NULL;
struct object_buffer *obj_buffer = NULL;
 
i965 = i965_driver_data(ctx);
obj_buffer = BUFFER(buf_id);
 
*type = obj_buffer->type;
*size = obj_buffer->size_element;
*num_elements = obj_buffer->num_elements;
 
return VA_STATUS_SUCCESS;
}
 
static VAStatus
i965_LockSurface(
VADriverContextP ctx, /* in */
VASurfaceID surface, /* in */
unsigned int *fourcc, /* out */
unsigned int *luma_stride, /* out */
unsigned int *chroma_u_stride, /* out */
unsigned int *chroma_v_stride, /* out */
unsigned int *luma_offset, /* out */
unsigned int *chroma_u_offset, /* out */
unsigned int *chroma_v_offset, /* out */
unsigned int *buffer_name, /* out */
void **buffer /* out */
)
{
VAStatus vaStatus = VA_STATUS_SUCCESS;
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_surface *obj_surface = NULL;
VAImage tmpImage;
 
assert(fourcc);
assert(luma_stride);
assert(chroma_u_stride);
assert(chroma_v_stride);
assert(luma_offset);
assert(chroma_u_offset);
assert(chroma_v_offset);
assert(buffer_name);
assert(buffer);
 
tmpImage.image_id = VA_INVALID_ID;
 
obj_surface = SURFACE(surface);
if (obj_surface == NULL) {
// Surface is absent.
vaStatus = VA_STATUS_ERROR_INVALID_PARAMETER;
goto error;
}
 
// Lock functionality is absent now.
if (obj_surface->locked_image_id != VA_INVALID_ID) {
// Surface is locked already.
vaStatus = VA_STATUS_ERROR_INVALID_PARAMETER;
goto error;
}
 
vaStatus = i965_DeriveImage(
ctx,
surface,
&tmpImage);
if (vaStatus != VA_STATUS_SUCCESS) {
goto error;
}
 
obj_surface->locked_image_id = tmpImage.image_id;
 
vaStatus = i965_MapBuffer(
ctx,
tmpImage.buf,
buffer);
if (vaStatus != VA_STATUS_SUCCESS) {
goto error;
}
 
*fourcc = tmpImage.format.fourcc;
*luma_offset = tmpImage.offsets[0];
*luma_stride = tmpImage.pitches[0];
*chroma_u_offset = tmpImage.offsets[1];
*chroma_u_stride = tmpImage.pitches[1];
*chroma_v_offset = tmpImage.offsets[2];
*chroma_v_stride = tmpImage.pitches[2];
*buffer_name = tmpImage.buf;
 
error:
if (vaStatus != VA_STATUS_SUCCESS) {
buffer = NULL;
}
 
return vaStatus;
}
 
static VAStatus
i965_UnlockSurface(
VADriverContextP ctx, /* in */
VASurfaceID surface /* in */
)
{
VAStatus vaStatus = VA_STATUS_SUCCESS;
struct i965_driver_data *i965 = i965_driver_data(ctx);
struct object_image *locked_img = NULL;
struct object_surface *obj_surface = NULL;
 
obj_surface = SURFACE(surface);
 
if (obj_surface == NULL) {
vaStatus = VA_STATUS_ERROR_INVALID_PARAMETER; // Surface is absent
return vaStatus;
}
if (obj_surface->locked_image_id == VA_INVALID_ID) {
vaStatus = VA_STATUS_ERROR_INVALID_PARAMETER; // Surface is not locked
return vaStatus;
}
 
locked_img = IMAGE(obj_surface->locked_image_id);
if (locked_img == NULL || (locked_img->image.image_id == VA_INVALID_ID)) {
// Work image was deallocated before i965_UnlockSurface()
vaStatus = VA_STATUS_ERROR_INVALID_PARAMETER;
goto error;
}
 
vaStatus = i965_UnmapBuffer(
ctx,
locked_img->image.buf);
if (vaStatus != VA_STATUS_SUCCESS) {
goto error;
}
 
vaStatus = i965_DestroyImage(
ctx,
locked_img->image.image_id);
if (vaStatus != VA_STATUS_SUCCESS) {
goto error;
}
 
locked_img->image.image_id = VA_INVALID_ID;
 
error:
obj_surface->locked_image_id = VA_INVALID_ID;
 
return vaStatus;
}
 
 
 
VAStatus DLL_EXPORT
VA_DRIVER_INIT_FUNC(VADriverContextP ctx);
 
VAStatus
VA_DRIVER_INIT_FUNC( VADriverContextP ctx )
{
struct VADriverVTable * const vtable = ctx->vtable;
struct i965_driver_data *i965;
int result;
 
printf("%s context %p\n", __FUNCTION__, ctx);
ctx->version_major = VA_MAJOR_VERSION;
ctx->version_minor = VA_MINOR_VERSION;
ctx->max_profiles = I965_MAX_PROFILES;
ctx->max_entrypoints = I965_MAX_ENTRYPOINTS;
ctx->max_attributes = I965_MAX_CONFIG_ATTRIBUTES;
ctx->max_image_formats = I965_MAX_IMAGE_FORMATS;
ctx->max_subpic_formats = I965_MAX_SUBPIC_FORMATS;
ctx->max_display_attributes = 1 + ARRAY_ELEMS(i965_display_attributes);
 
vtable->vaTerminate = i965_Terminate;
vtable->vaQueryConfigEntrypoints = i965_QueryConfigEntrypoints;
vtable->vaQueryConfigProfiles = i965_QueryConfigProfiles;
vtable->vaQueryConfigEntrypoints = i965_QueryConfigEntrypoints;
vtable->vaQueryConfigAttributes = i965_QueryConfigAttributes;
vtable->vaCreateConfig = i965_CreateConfig;
vtable->vaDestroyConfig = i965_DestroyConfig;
vtable->vaGetConfigAttributes = i965_GetConfigAttributes;
vtable->vaCreateSurfaces = i965_CreateSurfaces;
vtable->vaDestroySurfaces = i965_DestroySurfaces;
vtable->vaCreateContext = i965_CreateContext;
vtable->vaDestroyContext = i965_DestroyContext;
vtable->vaCreateBuffer = i965_CreateBuffer;
vtable->vaBufferSetNumElements = i965_BufferSetNumElements;
vtable->vaMapBuffer = i965_MapBuffer;
vtable->vaUnmapBuffer = i965_UnmapBuffer;
vtable->vaDestroyBuffer = i965_DestroyBuffer;
vtable->vaBeginPicture = i965_BeginPicture;
vtable->vaRenderPicture = i965_RenderPicture;
vtable->vaEndPicture = i965_EndPicture;
vtable->vaSyncSurface = i965_SyncSurface;
vtable->vaQuerySurfaceStatus = i965_QuerySurfaceStatus;
vtable->vaPutSurface = i965_PutSurface;
vtable->vaQueryImageFormats = i965_QueryImageFormats;
vtable->vaCreateImage = i965_CreateImage;
vtable->vaDeriveImage = i965_DeriveImage;
vtable->vaDestroyImage = i965_DestroyImage;
vtable->vaSetImagePalette = i965_SetImagePalette;
vtable->vaGetImage = i965_GetImage;
vtable->vaPutImage = i965_PutImage;
vtable->vaQuerySubpictureFormats = i965_QuerySubpictureFormats;
vtable->vaCreateSubpicture = i965_CreateSubpicture;
vtable->vaDestroySubpicture = i965_DestroySubpicture;
vtable->vaSetSubpictureImage = i965_SetSubpictureImage;
vtable->vaSetSubpictureChromakey = i965_SetSubpictureChromakey;
vtable->vaSetSubpictureGlobalAlpha = i965_SetSubpictureGlobalAlpha;
vtable->vaAssociateSubpicture = i965_AssociateSubpicture;
vtable->vaDeassociateSubpicture = i965_DeassociateSubpicture;
vtable->vaQueryDisplayAttributes = i965_QueryDisplayAttributes;
vtable->vaGetDisplayAttributes = i965_GetDisplayAttributes;
vtable->vaSetDisplayAttributes = i965_SetDisplayAttributes;
vtable->vaBufferInfo = i965_BufferInfo;
vtable->vaLockSurface = i965_LockSurface;
vtable->vaUnlockSurface = i965_UnlockSurface;
// vtable->vaDbgCopySurfaceToBuffer = i965_DbgCopySurfaceToBuffer;
 
i965 = (struct i965_driver_data *)calloc(1, sizeof(*i965));
assert(i965);
ctx->pDriverData = (void *)i965;
 
result = object_heap_init(&i965->config_heap,
sizeof(struct object_config),
CONFIG_ID_OFFSET);
assert(result == 0);
 
result = object_heap_init(&i965->context_heap,
sizeof(struct object_context),
CONTEXT_ID_OFFSET);
assert(result == 0);
 
result = object_heap_init(&i965->surface_heap,
sizeof(struct object_surface),
SURFACE_ID_OFFSET);
assert(result == 0);
 
result = object_heap_init(&i965->buffer_heap,
sizeof(struct object_buffer),
BUFFER_ID_OFFSET);
assert(result == 0);
 
result = object_heap_init(&i965->image_heap,
sizeof(struct object_image),
IMAGE_ID_OFFSET);
assert(result == 0);
 
result = object_heap_init(&i965->subpic_heap,
sizeof(struct object_subpic),
SUBPIC_ID_OFFSET);
assert(result == 0);
 
sprintf(i965->va_vendor, "%s %s driver - %d.%d.%d",
INTEL_STR_DRIVER_VENDOR,
INTEL_STR_DRIVER_NAME,
INTEL_DRIVER_MAJOR_VERSION,
INTEL_DRIVER_MINOR_VERSION,
INTEL_DRIVER_MICRO_VERSION);
 
if (INTEL_DRIVER_PRE_VERSION > 0) {
const int len = strlen(i965->va_vendor);
sprintf(&i965->va_vendor[len], ".pre%d", INTEL_DRIVER_PRE_VERSION);
}
ctx->str_vendor = i965->va_vendor;
 
return i965_Init(ctx);
}