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Only allow one modifier per DMA-BUF, split attributes struct in render/

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master
emersion 7 years ago
parent 8c9d0f15ce
commit 28020ff577
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GPG Key ID: 0FDE7BE0E88F5E48
15 changed files with 91 additions and 74 deletions
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4
backend/drm/renderer.c
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@ -186,15 +186,15 @@ static struct wlr_texture *get_tex_for_bo(struct wlr_drm_renderer *renderer,
return NULL;
}
struct wlr_dmabuf_buffer_attribs attribs = {
struct wlr_dmabuf_attributes attribs = {
.n_planes = 1,
.width = gbm_bo_get_width(bo),
.height = gbm_bo_get_height(bo),
.format = gbm_bo_get_format(bo),
.modifier = DRM_FORMAT_MOD_LINEAR,
};
attribs.offset[0] = 0;
attribs.stride[0] = gbm_bo_get_stride_for_plane(bo, 0);
attribs.modifier[0] = DRM_FORMAT_MOD_LINEAR;
attribs.fd[0] = gbm_bo_get_fd(bo);
tex->tex = wlr_texture_from_dmabuf(renderer->wlr_rend, &attribs);

29
include/wlr/render/dmabuf.h
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@ -0,0 +1,29 @@
#ifndef WLR_RENDER_DMABUF_H
#define WLR_RENDER_DMABUF_H
// So we don't have to pull in linux specific drm headers
#ifndef DRM_FORMAT_MOD_INVALID
#define DRM_FORMAT_MOD_INVALID ((1ULL<<56) - 1)
#endif
#define WLR_DMABUF_MAX_PLANES 4
enum wlr_dmabuf_attributes_flags {
WLR_DMABUF_ATTRIBUTES_FLAGS_Y_INVERT = 1,
WLR_DMABUF_ATTRIBUTES_FLAGS_INTERLACED = 2,
WLR_DMABUF_ATTRIBUTES_FLAGS_BOTTOM_FIRST = 4,
};
struct wlr_dmabuf_attributes {
int32_t width, height;
uint32_t format;
uint32_t flags; // enum wlr_dmabuf_attributes_flags
uint64_t modifier;
int n_planes;
uint32_t offset[WLR_DMABUF_MAX_PLANES];
uint32_t stride[WLR_DMABUF_MAX_PLANES];
int fd[WLR_DMABUF_MAX_PLANES];
};
#endif

6
include/wlr/render/egl.h
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@ -6,7 +6,7 @@
#include <pixman.h>
#include <stdbool.h>
#include <wayland-server.h>
#include <wlr/types/wlr_linux_dmabuf.h>
#include <wlr/render/dmabuf.h>
struct wlr_egl {
EGLDisplay display;
@ -65,14 +65,14 @@ EGLImageKHR wlr_egl_create_image_from_wl_drm(struct wlr_egl *egl,
* of the dmabuf with wlr_egl_check_import_dmabuf once first.
*/
EGLImageKHR wlr_egl_create_image_from_dmabuf(struct wlr_egl *egl,
struct wlr_dmabuf_buffer_attribs *attributes);
struct wlr_dmabuf_attributes *attributes);
/**
* Try to import the given dmabuf. On success return true false otherwise.
* If this succeeds the dmabuf can be used for rendering on a texture
*/
bool wlr_egl_check_import_dmabuf(struct wlr_egl *egl,
struct wlr_dmabuf_buffer *dmabuf);
struct wlr_dmabuf_attributes *attributes);
/**
* Get the available dmabuf formats

2
include/wlr/render/gles2.h
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@ -14,6 +14,6 @@ struct wlr_texture *wlr_gles2_texture_from_pixels(struct wlr_egl *egl,
struct wlr_texture *wlr_gles2_texture_from_wl_drm(struct wlr_egl *egl,
struct wl_resource *data);
struct wlr_texture *wlr_gles2_texture_from_dmabuf(struct wlr_egl *egl,
struct wlr_dmabuf_buffer_attribs *attribs);
struct wlr_dmabuf_attributes *attribs);
#endif

6
include/wlr/render/interface.h
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@ -8,8 +8,8 @@
#include <wlr/render/wlr_renderer.h>
#include <wlr/render/wlr_texture.h>
#include <wlr/types/wlr_box.h>
#include <wlr/types/wlr_linux_dmabuf.h>
#include <wlr/types/wlr_output.h>
#include <wlr/render/dmabuf.h>
struct wlr_renderer_impl {
void (*begin)(struct wlr_renderer *renderer, uint32_t width,
@ -31,7 +31,7 @@ struct wlr_renderer_impl {
void (*wl_drm_buffer_get_size)(struct wlr_renderer *renderer,
struct wl_resource *buffer, int *width, int *height);
bool (*check_import_dmabuf)(struct wlr_renderer *renderer,
struct wlr_dmabuf_buffer *dmabuf);
struct wlr_dmabuf_attributes *attribs);
int (*get_dmabuf_formats)(struct wlr_renderer *renderer, int **formats);
int (*get_dmabuf_modifiers)(struct wlr_renderer *renderer, int format,
uint64_t **modifiers);
@ -47,7 +47,7 @@ struct wlr_renderer_impl {
struct wlr_texture *(*texture_from_wl_drm)(struct wlr_renderer *renderer,
struct wl_resource *data);
struct wlr_texture *(*texture_from_dmabuf)(struct wlr_renderer *renderer,
struct wlr_dmabuf_buffer_attribs *attribs);
struct wlr_dmabuf_attributes *attribs);
void (*destroy)(struct wlr_renderer *renderer);
void (*init_wl_display)(struct wlr_renderer *renderer,
struct wl_display *wl_display);

2
include/wlr/render/wlr_renderer.h
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@ -89,7 +89,7 @@ int wlr_renderer_get_dmabuf_modifiers(struct wlr_renderer *renderer, int format,
* If this succeeds the dmabuf can be used for rendering on a texture
*/
bool wlr_renderer_check_import_dmabuf(struct wlr_renderer *renderer,
struct wlr_dmabuf_buffer *dmabuf);
struct wlr_dmabuf_attributes *attributes);
/**
* Reads out of pixels of the currently bound surface into data. `stride` is in
* bytes.

4
include/wlr/render/wlr_texture.h
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@ -5,7 +5,7 @@
#include <EGL/eglext.h>
#include <stdint.h>
#include <wayland-server-protocol.h>
#include <wlr/types/wlr_linux_dmabuf.h>
#include <wlr/render/dmabuf.h>
struct wlr_renderer;
struct wlr_texture_impl;
@ -33,7 +33,7 @@ struct wlr_texture *wlr_texture_from_wl_drm(struct wlr_renderer *renderer,
* Create a new texture from a DMA-BUF. The returned texture is immutable.
*/
struct wlr_texture *wlr_texture_from_dmabuf(struct wlr_renderer *renderer,
struct wlr_dmabuf_buffer_attribs *attribs);
struct wlr_dmabuf_attributes *attribs);
/**
* Get the texture width and height.

30
include/wlr/types/wlr_linux_dmabuf.h
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@ -1,40 +1,16 @@
#ifndef WLR_TYPES_WLR_LINUX_DMABUF_H
#define WLR_TYPES_WLR_LINUX_DMABUF_H
#define WLR_LINUX_DMABUF_MAX_PLANES 4
#include <stdint.h>
#include <wayland-server-protocol.h>
/* So we don't have to pull in linux specific drm headers */
#ifndef DRM_FORMAT_MOD_INVALID
#define DRM_FORMAT_MOD_INVALID ((1ULL<<56) - 1)
#endif
enum {
WLR_DMABUF_BUFFER_ATTRIBS_FLAGS_Y_INVERT = 1,
WLR_DMABUF_BUFFER_ATTRIBS_FLAGS_INTERLACED = 2,
WLR_DMABUF_BUFFER_ATTRIBS_FLAGS_BOTTOM_FIRST = 4,
};
struct wlr_dmabuf_buffer_attribs {
/* set via params_add */
int n_planes;
uint32_t offset[WLR_LINUX_DMABUF_MAX_PLANES];
uint32_t stride[WLR_LINUX_DMABUF_MAX_PLANES];
uint64_t modifier[WLR_LINUX_DMABUF_MAX_PLANES];
int fd[WLR_LINUX_DMABUF_MAX_PLANES];
/* set via params_create */
int32_t width, height;
uint32_t format;
uint32_t flags;
};
#include <wlr/render/dmabuf.h>
struct wlr_dmabuf_buffer {
struct wlr_renderer *renderer;
struct wl_resource *buffer_resource;
struct wl_resource *params_resource;
struct wlr_dmabuf_buffer_attribs attributes;
struct wlr_dmabuf_attributes attributes;
bool has_modifier;
};
/**

17
render/egl.c
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@ -340,9 +340,9 @@ EGLImageKHR wlr_egl_create_image_from_wl_drm(struct wlr_egl *egl,
}
EGLImageKHR wlr_egl_create_image_from_dmabuf(struct wlr_egl *egl,
struct wlr_dmabuf_buffer_attribs *attributes) {
struct wlr_dmabuf_attributes *attributes) {
bool has_modifier = false;
if (attributes->modifier[0] != DRM_FORMAT_MOD_INVALID) {
if (attributes->modifier != DRM_FORMAT_MOD_INVALID) {
if (!egl->egl_exts.dmabuf_import_modifiers) {
return NULL;
}
@ -364,7 +364,7 @@ EGLImageKHR wlr_egl_create_image_from_dmabuf(struct wlr_egl *egl,
EGLint pitch;
EGLint mod_lo;
EGLint mod_hi;
} attr_names[WLR_LINUX_DMABUF_MAX_PLANES] = {
} attr_names[WLR_DMABUF_MAX_PLANES] = {
{
EGL_DMA_BUF_PLANE0_FD_EXT,
EGL_DMA_BUF_PLANE0_OFFSET_EXT,
@ -401,9 +401,9 @@ EGLImageKHR wlr_egl_create_image_from_dmabuf(struct wlr_egl *egl,
attribs[atti++] = attributes->stride[i];
if (has_modifier) {
attribs[atti++] = attr_names[i].mod_lo;
attribs[atti++] = attributes->modifier[i] & 0xFFFFFFFF;
attribs[atti++] = attributes->modifier & 0xFFFFFFFF;
attribs[atti++] = attr_names[i].mod_hi;
attribs[atti++] = attributes->modifier[i] >> 32;
attribs[atti++] = attributes->modifier >> 32;
}
}
attribs[atti++] = EGL_NONE;
@ -417,8 +417,8 @@ EGLImageKHR wlr_egl_create_image_from_dmabuf(struct wlr_egl *egl,
#define DRM_FORMAT_BIG_ENDIAN 0x80000000
#endif
bool wlr_egl_check_import_dmabuf(struct wlr_egl *egl,
struct wlr_dmabuf_buffer *dmabuf) {
switch (dmabuf->attributes.format & ~DRM_FORMAT_BIG_ENDIAN) {
struct wlr_dmabuf_attributes *attribs) {
switch (attribs->format & ~DRM_FORMAT_BIG_ENDIAN) {
/* TODO: YUV based formats not yet supported, require multiple
* wlr_create_image_from_dmabuf */
case WL_SHM_FORMAT_YUYV:
@ -431,8 +431,7 @@ bool wlr_egl_check_import_dmabuf(struct wlr_egl *egl,
break;
}
EGLImage egl_image = wlr_egl_create_image_from_dmabuf(egl,
&dmabuf->attributes);
EGLImage egl_image = wlr_egl_create_image_from_dmabuf(egl, attribs);
if (egl_image) {
/* We can import the image, good. No need to keep it
since wlr_texture_upload_dmabuf will import it again */

6
render/gles2/renderer.c
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@ -243,9 +243,9 @@ static int gles2_get_dmabuf_modifiers(struct wlr_renderer *wlr_renderer,
}
static bool gles2_check_import_dmabuf(struct wlr_renderer *wlr_renderer,
struct wlr_dmabuf_buffer *dmabuf) {
struct wlr_dmabuf_attributes *attribs) {
struct wlr_gles2_renderer *renderer = gles2_get_renderer(wlr_renderer);
return wlr_egl_check_import_dmabuf(renderer->egl, dmabuf);
return wlr_egl_check_import_dmabuf(renderer->egl, attribs);
}
static bool gles2_read_pixels(struct wlr_renderer *wlr_renderer,
@ -299,7 +299,7 @@ static struct wlr_texture *gles2_texture_from_wl_drm(
static struct wlr_texture *gles2_texture_from_dmabuf(
struct wlr_renderer *wlr_renderer,
struct wlr_dmabuf_buffer_attribs *attribs) {
struct wlr_dmabuf_attributes *attribs) {
struct wlr_gles2_renderer *renderer = gles2_get_renderer(wlr_renderer);
return wlr_gles2_texture_from_dmabuf(renderer->egl, attribs);
}

4
render/gles2/texture.c
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@ -199,7 +199,7 @@ struct wlr_texture *wlr_gles2_texture_from_wl_drm(struct wlr_egl *egl,
}
struct wlr_texture *wlr_gles2_texture_from_dmabuf(struct wlr_egl *egl,
struct wlr_dmabuf_buffer_attribs *attribs) {
struct wlr_dmabuf_attributes *attribs) {
assert(wlr_egl_is_current(egl));
if (!glEGLImageTargetTexture2DOES) {
@ -225,7 +225,7 @@ struct wlr_texture *wlr_gles2_texture_from_dmabuf(struct wlr_egl *egl,
texture->type = WLR_GLES2_TEXTURE_DMABUF;
texture->has_alpha = true;
texture->inverted_y =
(attribs->flags & WLR_DMABUF_BUFFER_ATTRIBS_FLAGS_Y_INVERT) != 0;
(attribs->flags & WLR_DMABUF_ATTRIBUTES_FLAGS_Y_INVERT) != 0;
texture->image = wlr_egl_create_image_from_dmabuf(egl, attribs);
if (texture->image == NULL) {

4
render/wlr_renderer.c
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@ -136,11 +136,11 @@ int wlr_renderer_get_dmabuf_modifiers(struct wlr_renderer *r, int format,
}
bool wlr_renderer_check_import_dmabuf(struct wlr_renderer *r,
struct wlr_dmabuf_buffer *dmabuf) {
struct wlr_dmabuf_attributes *attribs) {
if (!r->impl->check_import_dmabuf) {
return false;
}
return r->impl->check_import_dmabuf(r, dmabuf);
return r->impl->check_import_dmabuf(r, attribs);
}
bool wlr_renderer_read_pixels(struct wlr_renderer *r, enum wl_shm_format fmt,

2
render/wlr_texture.c
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@ -35,7 +35,7 @@ struct wlr_texture *wlr_texture_from_wl_drm(struct wlr_renderer *renderer,
}
struct wlr_texture *wlr_texture_from_dmabuf(struct wlr_renderer *renderer,
struct wlr_dmabuf_buffer_attribs *attribs) {
struct wlr_dmabuf_attributes *attribs) {
if (!renderer->impl->texture_from_dmabuf) {
return NULL;
}

46
types/wlr_linux_dmabuf.c
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@ -66,7 +66,7 @@ static void params_destroy(struct wl_client *client,
}
static void params_add(struct wl_client *client,
struct wl_resource *params_resource, int32_t name_fd,
struct wl_resource *params_resource, int32_t fd,
uint32_t plane_idx, uint32_t offset, uint32_t stride,
uint32_t modifier_hi, uint32_t modifier_lo) {
struct wlr_dmabuf_buffer *buffer =
@ -76,33 +76,42 @@ static void params_add(struct wl_client *client,
wl_resource_post_error(params_resource,
ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_ALREADY_USED,
"params was already used to create a wl_buffer");
close(name_fd);
close(fd);
return;
}
if (plane_idx >= WLR_LINUX_DMABUF_MAX_PLANES) {
if (plane_idx >= WLR_DMABUF_MAX_PLANES) {
wl_resource_post_error(params_resource,
ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_PLANE_IDX,
"plane index %u > %u", plane_idx, WLR_LINUX_DMABUF_MAX_PLANES);
close(name_fd);
"plane index %u > %u", plane_idx, WLR_DMABUF_MAX_PLANES);
close(fd);
return;
}
if (buffer->attributes.fd[plane_idx] != -1) {
wl_resource_post_error(params_resource,
ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_PLANE_SET,
"a dmabuf with id %d has already been added for plane %u",
buffer->attributes.fd[plane_idx],
plane_idx);
close(name_fd);
"a dmabuf with FD %d has already been added for plane %u",
buffer->attributes.fd[plane_idx], plane_idx);
close(fd);
return;
}
buffer->attributes.fd[plane_idx] = name_fd;
uint64_t modifier = ((uint64_t)modifier_hi << 32) | modifier_lo;
if (buffer->has_modifier && modifier != buffer->attributes.modifier) {
wl_resource_post_error(params_resource,
ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_INVALID_FORMAT,
"sent modifier %lu for plane %u, expected modifier %lu like other planes",
modifier, plane_idx, buffer->attributes.modifier);
close(fd);
return;
}
buffer->attributes.modifier = modifier;
buffer->has_modifier = true;
buffer->attributes.fd[plane_idx] = fd;
buffer->attributes.offset[plane_idx] = offset;
buffer->attributes.stride[plane_idx] = stride;
buffer->attributes.modifier[plane_idx] =
((uint64_t)modifier_hi << 32) | modifier_lo;
buffer->attributes.n_planes++;
}
@ -181,7 +190,8 @@ static void params_create_common(struct wl_client *client,
}
off_t size = lseek(buffer->attributes.fd[i], 0, SEEK_END);
if (size == -1) { /* Skip checks if kernel does no support seek on buffer */
if (size == -1) {
// Skip checks if kernel does no support seek on buffer
continue;
}
if (buffer->attributes.offset[i] >= size) {
@ -200,8 +210,9 @@ static void params_create_common(struct wl_client *client,
goto err_out;
}
if (i == 0 && /* planes > 0 might be subsampled according to fourcc format */
buffer->attributes.offset[i] + buffer->attributes.stride[i] * height > size) {
// planes > 0 might be subsampled according to fourcc format
if (i == 0 && buffer->attributes.offset[i] +
buffer->attributes.stride[i] * height >= size) {
wl_resource_post_error(params_resource,
ZWP_LINUX_BUFFER_PARAMS_V1_ERROR_OUT_OF_BOUNDS,
"invalid buffer stride or height for plane %d", i);
@ -218,7 +229,8 @@ static void params_create_common(struct wl_client *client,
}
/* Check if dmabuf is usable */
if (!wlr_renderer_check_import_dmabuf(buffer->renderer, buffer)) {
if (!wlr_renderer_check_import_dmabuf(buffer->renderer,
&buffer->attributes)) {
goto err_failed;
}
@ -319,7 +331,7 @@ static void linux_dmabuf_create_params(struct wl_client *client,
goto err;
}
for (int i = 0; i < WLR_LINUX_DMABUF_MAX_PLANES; i++) {
for (int i = 0; i < WLR_DMABUF_MAX_PLANES; i++) {
buffer->attributes.fd[i] = -1;
}

1
types/wlr_surface.c
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@ -4,6 +4,7 @@
#include <wlr/render/egl.h>
#include <wlr/render/interface.h>
#include <wlr/types/wlr_compositor.h>
#include <wlr/types/wlr_linux_dmabuf.h>
#include <wlr/types/wlr_matrix.h>
#include <wlr/types/wlr_region.h>
#include <wlr/types/wlr_surface.h>

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