diff options
Diffstat (limited to 'src/egl/drivers/dri2/platform_android.c')
| -rw-r--r-- | src/egl/drivers/dri2/platform_android.c | 124 |
1 files changed, 117 insertions, 7 deletions
diff --git a/src/egl/drivers/dri2/platform_android.c b/src/egl/drivers/dri2/platform_android.c index ea05818..43ca45e 100644 --- a/src/egl/drivers/dri2/platform_android.c +++ b/src/egl/drivers/dri2/platform_android.c @@ -65,6 +65,19 @@ get_format_bpp(int native) return bpp; } +/* createImageFromFds requires fourcc format */ +static int get_fourcc(int format) +{ + switch(format) { + case __DRI_IMAGE_FORMAT_RGB565: return __DRI_IMAGE_FOURCC_RGB565; + case __DRI_IMAGE_FORMAT_ARGB8888: return __DRI_IMAGE_FOURCC_ARGB8888; + case __DRI_IMAGE_FORMAT_XRGB8888: return __DRI_IMAGE_FOURCC_XRGB8888; + case __DRI_IMAGE_FORMAT_ABGR8888: return __DRI_IMAGE_FOURCC_ABGR8888; + case __DRI_IMAGE_FORMAT_XBGR8888: return __DRI_IMAGE_FOURCC_XBGR8888; + } + return -1; +} + static int get_format(int format) { switch (format) { @@ -80,6 +93,18 @@ static int get_format(int format) return -1; } static int +get_native_buffer_fd(struct ANativeWindowBuffer *buf) +{ + native_handle_t *handle = (native_handle_t *)buf->handle; + /* + * Various gralloc implementations exist, but the dma-buf fd tends + * to be first. Access it directly to avoid a dependency on specific + * gralloc versions. + */ + return (handle && handle->numFds) ? handle->data[0] : -1; +} + +static int get_native_buffer_name(struct ANativeWindowBuffer *buf) { return gralloc_drm_get_gem_handle(buf->handle); @@ -333,6 +358,66 @@ update_buffers(struct dri2_egl_surface *dri2_surf) return 0; } +static int +get_back_bo(struct dri2_egl_surface *dri2_surf) +{ + struct dri2_egl_display *dri2_dpy = + dri2_egl_display(dri2_surf->base.Resource.Display); + int format, stride; + int offset = 0, fd; + + if (!dri2_surf->buffer) + return -1; + + fd = get_native_buffer_fd(dri2_surf->buffer); + if (fd < 0) + return -1; + + format = get_format(dri2_surf->buffer->format); + + stride = dri2_surf->buffer->stride * + get_format_bpp(dri2_surf->buffer->format); + + dri2_surf->dri_image = + dri2_dpy->image->createImageFromFds(dri2_dpy->dri_screen, + dri2_surf->base.Width, + dri2_surf->base.Height, + get_fourcc(format), + &fd, + 1, + &stride, + &offset, + dri2_surf); + if (!dri2_surf->dri_image) + return -1; + + return 0; +} + +static int +droid_image_get_buffers(__DRIdrawable *driDrawable, + unsigned int format, + uint32_t *stamp, + void *loaderPrivate, + uint32_t buffer_mask, + struct __DRIimageList *images) +{ + struct dri2_egl_surface *dri2_surf = loaderPrivate; + + if (update_buffers(dri2_surf) < 0) + return 0; + + if (get_back_bo(dri2_surf) < 0) { + _eglError(EGL_BAD_PARAMETER, "get_back_bo"); + return 0; + } + + images->image_mask = __DRI_IMAGE_BUFFER_BACK; + images->back = dri2_surf->dri_image; + + return 1; +} + static EGLBoolean droid_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw) { @@ -361,12 +446,13 @@ droid_swap_buffers(_EGLDriver *drv, _EGLDisplay *disp, _EGLSurface *draw) } static _EGLImage * -dri2_create_image_android_native_buffer(_EGLDisplay *disp, _EGLContext *ctx, +dri2_create_image_android_native_buffer(_EGLDriver *drv, _EGLDisplay *disp, + _EGLContext *ctx, struct ANativeWindowBuffer *buf) { struct dri2_egl_display *dri2_dpy = dri2_egl_display(disp); struct dri2_egl_image *dri2_img; - int name; + int name, fd; if (ctx != NULL) { /* From the EGL_ANDROID_image_native_buffer spec: @@ -386,6 +472,22 @@ dri2_create_image_android_native_buffer(_EGLDisplay *disp, _EGLContext *ctx, return NULL; } + fd = get_native_buffer_fd(buf); + if (fd >= 0) { + const EGLint attr_list[14] = { + EGL_WIDTH, buf->width, + EGL_HEIGHT, buf->height, + EGL_LINUX_DRM_FOURCC_EXT, get_fourcc(get_format(buf->format)), + EGL_DMA_BUF_PLANE0_FD_EXT, fd, + EGL_DMA_BUF_PLANE0_PITCH_EXT, buf->stride * get_format_bpp(buf->format), + EGL_DMA_BUF_PLANE0_OFFSET_EXT, 0, + EGL_NONE, 0 + }; + + return dri2_create_image_khr(drv, disp, ctx, EGL_LINUX_DMA_BUF_EXT, + NULL, attr_list); + } + name = get_native_buffer_name(buf); if (!name) { _eglError(EGL_BAD_PARAMETER, "eglCreateEGLImageKHR"); @@ -427,7 +529,7 @@ droid_create_image_khr(_EGLDriver *drv, _EGLDisplay *disp, { switch (target) { case EGL_NATIVE_BUFFER_ANDROID: - return dri2_create_image_android_native_buffer(disp, ctx, + return dri2_create_image_android_native_buffer(drv, disp, ctx, (struct ANativeWindowBuffer *) buffer); default: return dri2_create_image_khr(drv, disp, ctx, target, buffer, attr_list); @@ -663,6 +765,13 @@ static struct dri2_egl_display_vtbl droid_display_vtbl = { .get_dri_drawable = dri2_surface_get_dri_drawable, }; +static const __DRIimageLoaderExtension droid_image_loader_extension = { + .base = { __DRI_IMAGE_LOADER, 1 }, + + .getBuffers = droid_image_get_buffers, + .flushFrontBuffer = droid_flush_front_buffer, +}; + EGLBoolean dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy) { @@ -698,8 +807,9 @@ dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy) dri2_dpy->is_render_node = drmGetNodeTypeFromFd(dri2_dpy->fd) == DRM_NODE_RENDER; - dri2_dpy->extensions[0] = &image_lookup_extension.base; + dri2_dpy->extensions[0] = &droid_image_loader_extension.base; dri2_dpy->extensions[1] = &use_invalidate.base; + dri2_dpy->extensions[2] = &image_lookup_extension.base; /* render nodes cannot use Gem names, and thus do not support * the __DRI_DRI2_LOADER extension */ @@ -710,10 +820,10 @@ dri2_initialize_android(_EGLDriver *drv, _EGLDisplay *dpy) dri2_dpy->dri2_loader_extension.flushFrontBuffer = droid_flush_front_buffer; dri2_dpy->dri2_loader_extension.getBuffersWithFormat = droid_get_buffers_with_format; - dri2_dpy->extensions[2] = &dri2_dpy->dri2_loader_extension.base; - dri2_dpy->extensions[3] = NULL; + dri2_dpy->extensions[3] = &dri2_dpy->dri2_loader_extension.base; + dri2_dpy->extensions[4] = NULL; } else - dri2_dpy->extensions[2] = NULL; + dri2_dpy->extensions[3] = NULL; if (!dri2_create_screen(dpy)) { |