GBM_EXPORT uint32_t
gbm_bo_get_stride(struct gbm_bo *bo)
{
- return bo->stride;
+ return gbm_bo_get_stride_for_plane(bo, 0);
+}
+
+/** Get the stride for the given plane
+ *
+ * \param bo The buffer object
+ * \param plane for which you want the stride
+ *
+ * \sa gbm_bo_get_stride()
+ */
+GBM_EXPORT uint32_t
+gbm_bo_get_stride_for_plane(struct gbm_bo *bo, int plane)
+{
+ return bo->gbm->bo_get_stride(bo, plane);
}
/** Get the format of the buffer object
return bo->format;
}
+/** Get the offset for the data of the specified plane
+ *
+ * Extra planes, and even the first plane, may have an offset from the start of
+ * the buffer object. This function will provide the offset for the given plane
+ * to be used in various KMS APIs.
+ *
+ * \param bo The buffer object
+ * \return The offset
+ */
+GBM_EXPORT uint32_t
+gbm_bo_get_offset(struct gbm_bo *bo, int plane)
+{
+ return bo->gbm->bo_get_offset(bo, plane);
+}
+
/** Get the gbm device used to create the buffer object
*
* \param bo The buffer object
return bo->gbm->bo_get_fd(bo);
}
+/** Get the number of planes for the given bo.
+ *
+ * \param bo The buffer object
+ * \return The number of planes
+ */
+GBM_EXPORT int
+gbm_bo_get_plane_count(struct gbm_bo *bo)
+{
+ return bo->gbm->bo_get_planes(bo);
+}
+
+/** Get the handle for the specified plane of the buffer object
+ *
+ * This function gets the handle for any plane associated with the BO. When
+ * dealing with multi-planar formats, or formats which might have implicit
+ * planes based on different underlying hardware it is necessary for the client
+ * to be able to get this information to pass to the DRM.
+ *
+ * \param bo The buffer object
+ * \param plane the plane to get a handle for
+ *
+ * \sa gbm_bo_get_handle()
+ */
+GBM_EXPORT union gbm_bo_handle
+gbm_bo_get_handle_for_plane(struct gbm_bo *bo, int plane)
+{
+ return bo->gbm->bo_get_handle(bo, plane);
+}
+
+/**
+ * Get the chosen modifier for the buffer object
+ *
+ * This function returns the modifier that was chosen for the object. These
+ * properties may be generic, or platform/implementation dependent.
+ *
+ * \param bo The buffer object
+ * \return Returns the selected modifier (chosen by the implementation) for the
+ * BO.
+ * \sa gbm_bo_create_with_modifiers() where possible modifiers are set
+ * \sa gbm_surface_create_with_modifiers() where possible modifiers are set
+ * \sa define DRM_FORMAT_MOD_* in drm_fourcc.h for possible modifiers
+ */
+GBM_EXPORT uint64_t
+gbm_bo_get_modifier(struct gbm_bo *bo)
+{
+ return bo->gbm->bo_get_modifier(bo);
+}
/** Write data into the buffer object
*
return NULL;
}
- return gbm->bo_create(gbm, width, height, format, usage);
+ return gbm->bo_create(gbm, width, height, format, usage, NULL, 0);
}
+GBM_EXPORT struct gbm_bo *
+gbm_bo_create_with_modifiers(struct gbm_device *gbm,
+ uint32_t width, uint32_t height,
+ uint32_t format,
+ const uint64_t *modifiers,
+ const unsigned int count)
+{
+ if (width == 0 || height == 0) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ if ((count && !modifiers) || (modifiers && !count)) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ return gbm->bo_create(gbm, width, height, format, 0, modifiers, count);
+}
/**
* Create a gbm buffer object from an foreign object
*
* independent of the foreign object.
*
* \param gbm The gbm device returned from gbm_create_device()
- * \param gbm The type of object we're importing
- * \param gbm Pointer to the external object
+ * \param type The type of object we're importing
+ * \param buffer Pointer to the external object
* \param usage The union of the usage flags for this buffer
*
* \return A newly allocated buffer object that should be freed with
uint32_t width, uint32_t height,
uint32_t format, uint32_t flags)
{
- return gbm->surface_create(gbm, width, height, format, flags);
+ return gbm->surface_create(gbm, width, height, format, flags, NULL, 0);
+}
+
+GBM_EXPORT struct gbm_surface *
+gbm_surface_create_with_modifiers(struct gbm_device *gbm,
+ uint32_t width, uint32_t height,
+ uint32_t format,
+ const uint64_t *modifiers,
+ const unsigned int count)
+{
+ if ((count && !modifiers) || (modifiers && !count)) {
+ errno = EINVAL;
+ return NULL;
+ }
+
+ return gbm->surface_create(gbm, width, height, format, 0,
+ modifiers, count);
}
/**