diff options
Diffstat (limited to 'tests/internal-screenshot-test.c')
| -rw-r--r-- | tests/internal-screenshot-test.c | 160 |
1 files changed, 0 insertions, 160 deletions
diff --git a/tests/internal-screenshot-test.c b/tests/internal-screenshot-test.c index 6b26e1a5..563aa3d3 100644 --- a/tests/internal-screenshot-test.c +++ b/tests/internal-screenshot-test.c @@ -25,172 +25,12 @@ #include "config.h" -#include <unistd.h> #include <stdio.h> -#include <string.h> /* memcpy */ -#include <cairo.h> -#include "zalloc.h" #include "weston-test-client-helper.h" char *server_parameters="--use-pixman --width=320 --height=240"; -/** write_surface_as_png() - * - * Writes out a given weston test surface to disk as a PNG image - * using the provided filename (with path). - * - * @returns true if successfully saved file; false otherwise. - */ -static bool -write_surface_as_png(const struct surface* weston_surface, const char *fname) -{ - cairo_surface_t *cairo_surface; - cairo_status_t status; - int bpp = 4; /* Assume ARGB */ - int stride = bpp * weston_surface->width; - - cairo_surface = cairo_image_surface_create_for_data(weston_surface->data, - CAIRO_FORMAT_ARGB32, - weston_surface->width, - weston_surface->height, - stride); - printf("Writing PNG to disk\n"); - status = cairo_surface_write_to_png(cairo_surface, fname); - if (status != CAIRO_STATUS_SUCCESS) { - printf("Failed to save screenshot: %s\n", - cairo_status_to_string(status)); - return false; - } - cairo_surface_destroy(cairo_surface); - return true; -} - -/** load_surface_from_png() - * - * Reads a PNG image from disk using the given filename (and path) - * and returns as a freshly allocated weston test surface. - * - * @returns weston test surface with image, which should be free'd - * when no longer used; or, NULL in case of error. - */ -static struct surface* -load_surface_from_png(const char *fname) -{ - struct surface *reference; - cairo_surface_t *reference_cairo_surface; - cairo_status_t status; - size_t source_data_size; - int bpp; - int stride; - - reference_cairo_surface = cairo_image_surface_create_from_png(fname); - status = cairo_surface_status(reference_cairo_surface); - if (status != CAIRO_STATUS_SUCCESS) { - printf("Could not open %s: %s\n", fname, cairo_status_to_string(status)); - cairo_surface_destroy(reference_cairo_surface); - return NULL; - } - - /* Disguise the cairo surface in a weston test surface */ - reference = zalloc(sizeof *reference); - if (reference == NULL) { - perror("zalloc reference"); - cairo_surface_destroy(reference_cairo_surface); - return NULL; - } - reference->width = cairo_image_surface_get_width(reference_cairo_surface); - reference->height = cairo_image_surface_get_height(reference_cairo_surface); - stride = cairo_image_surface_get_stride(reference_cairo_surface); - source_data_size = stride * reference->height; - - /* Check that the file's stride matches our assumption */ - bpp = 4; - if (stride != bpp * reference->width) { - printf("Mismatched stride for screenshot reference image %s\n", fname); - cairo_surface_destroy(reference_cairo_surface); - free(reference); - return NULL; - } - - /* Allocate new buffer for our weston reference, and copy the data from - the cairo surface so we can destroy it */ - reference->data = zalloc(source_data_size); - if (reference->data == NULL) { - perror("zalloc reference data"); - cairo_surface_destroy(reference_cairo_surface); - free(reference); - return NULL; - } - memcpy(reference->data, - cairo_image_surface_get_data(reference_cairo_surface), - source_data_size); - - cairo_surface_destroy(reference_cairo_surface); - return reference; -} - -/** create_screenshot_surface() - * - * Allocates and initializes a weston test surface for use in - * storing a screenshot of the client's output. Establishes a - * shm backed wl_buffer for retrieving screenshot image data - * from the server, sized to match the client's output display. - * - * @returns stack allocated surface image, which should be - * free'd when done using it. - */ -static struct surface* -create_screenshot_surface(struct client *client) -{ - struct surface* screenshot; - screenshot = zalloc(sizeof *screenshot); - if (screenshot == NULL) - return NULL; - screenshot->wl_buffer = create_shm_buffer(client, - client->output->width, - client->output->height, - &screenshot->data); - screenshot->height = client->output->height; - screenshot->width = client->output->width; - - return screenshot; -} - -/** capture_screenshot_of_output() - * - * Requests a screenshot from the server of the output that the - * client appears on. The image data returned from the server - * can be accessed from the screenshot surface's data member. - * - * @returns a new surface object, which should be free'd when no - * longer needed. - */ -static struct surface * -capture_screenshot_of_output(struct client *client) -{ - struct surface *screenshot; - - /* Create a surface to hold the screenshot */ - screenshot = create_screenshot_surface(client); - - client->test->buffer_copy_done = 0; - weston_test_capture_screenshot(client->test->weston_test, - client->output->wl_output, - screenshot->wl_buffer); - while (client->test->buffer_copy_done == 0) - if (wl_display_dispatch(client->wl_display) < 0) - break; - - /* FIXME: Document somewhere the orientation the screenshot is taken - * and how the clip coords are interpreted, in case of scaling/transform. - * If we're using read_pixels() just make sure it is documented somewhere. - * Protocol docs in the XML, comparison function docs in Doxygen style. - */ - - return screenshot; -} - static void draw_stuff(void *pixels, int w, int h) { |