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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/tools/screenshot/gdk-screenshot.cpp | |
parent | Initial commit. (diff) | |
download | firefox-upstream.tar.xz firefox-upstream.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/tools/screenshot/gdk-screenshot.cpp')
-rw-r--r-- | testing/tools/screenshot/gdk-screenshot.cpp | 154 |
1 files changed, 154 insertions, 0 deletions
diff --git a/testing/tools/screenshot/gdk-screenshot.cpp b/testing/tools/screenshot/gdk-screenshot.cpp new file mode 100644 index 0000000000..f56bc4e95c --- /dev/null +++ b/testing/tools/screenshot/gdk-screenshot.cpp @@ -0,0 +1,154 @@ +/* + * Copyright (c) 2009, The Mozilla Foundation + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the Mozilla Foundation nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY The Mozilla Foundation ''AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL The Mozilla Foundation BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * Contributors: + * Ted Mielczarek <ted.mielczarek@gmail.com> + * Karl Tomlinson <karlt+@karlt.net> + */ +/* + * gdk-screenshot.cpp: Save a screenshot of the root window in .png format. + * If a filename is specified as the first argument on the commandline, + * then the image will be saved to that filename. Otherwise, the image will + * be written to stdout. + */ +#include <gdk/gdk.h> +#ifdef MOZ_WAYLAND +# include <gdk/gdkwayland.h> +#endif + +#include <errno.h> +#include <stdio.h> +#include <unistd.h> + +#if defined(MOZ_ENABLE_DBUS) +# include <glib.h> +# include <glib/gstdio.h> +# include <dlfcn.h> +#endif + +gboolean save_to_stdout(const gchar* buf, gsize count, GError** error, + gpointer data) { + size_t written = fwrite(buf, 1, count, stdout); + if (written != count) { + g_set_error(error, G_FILE_ERROR, g_file_error_from_errno(errno), + "Write to stdout failed: %s", g_strerror(errno)); + return FALSE; + } + + return TRUE; +} + +#if defined(MOZ_ENABLE_DBUS) && defined(MOZ_WAYLAND) +static GdkPixbuf* get_screenshot_dbus() { + char *path = nullptr, *filename = nullptr, *tmpname = nullptr; + GdkPixbuf* screenshot = nullptr; + const char* method_name; + GVariant* method_params; + GDBusConnection* connection; + + auto sGApplicationGetDbusConnection = (GDBusConnection * (*)(GApplication*)) + dlsym(RTLD_DEFAULT, "g_application_get_dbus_connection"); + if (!sGApplicationGetDbusConnection) { + return nullptr; + } + + path = + g_build_filename(g_get_user_cache_dir(), "mozilla-screenshot", nullptr); + g_mkdir_with_parents(path, 0700); + + tmpname = g_strdup_printf("mozilla-screen-%d.png", g_random_int()); + filename = g_build_filename(path, tmpname, nullptr); + + method_name = "Screenshot"; + method_params = g_variant_new("(bbs)", FALSE, /* include pointer */ + FALSE, /* flash */ + filename); + + GApplication* app = g_application_new(nullptr, G_APPLICATION_NON_UNIQUE); + g_application_register(app, nullptr, nullptr); + connection = sGApplicationGetDbusConnection(app); + if (g_dbus_connection_call_sync( + connection, "org.gnome.Shell.Screenshot", + "/org/gnome/Shell/Screenshot", "org.gnome.Shell.Screenshot", + method_name, method_params, nullptr, G_DBUS_CALL_FLAGS_NONE, -1, + nullptr, nullptr)) { + screenshot = gdk_pixbuf_new_from_file(filename, nullptr); + unlink(filename); + } + + g_free(path); + g_free(tmpname); + g_free(filename); + + return screenshot; +} +#endif + +int main(int argc, char** argv) { + gdk_init(&argc, &argv); + + GdkPixbuf* screenshot = nullptr; + +#if defined(MOZ_ENABLE_DBUS) && defined(MOZ_WAYLAND) + GdkDisplay* display = gdk_display_get_default(); + if (display && GDK_IS_WAYLAND_DISPLAY(display)) { + screenshot = get_screenshot_dbus(); + } +#endif + if (!screenshot) { + GdkWindow* window = gdk_get_default_root_window(); + screenshot = + gdk_pixbuf_get_from_window(window, 0, 0, gdk_window_get_width(window), + gdk_window_get_height(window)); + } + + if (!screenshot) { + fprintf(stderr, "%s: failed to create screenshot GdkPixbuf\n", argv[0]); + return 1; + } + + GError* error = nullptr; + if (argc > 1) { + gdk_pixbuf_save(screenshot, argv[1], "png", &error, nullptr); + } else { + gdk_pixbuf_save_to_callback(screenshot, save_to_stdout, nullptr, "png", + &error, nullptr); + } + if (error) { + fprintf(stderr, "%s: failed to write screenshot as png: %s\n", argv[0], + error->message); + return error->code; + } + + return 0; +} + +// These options are copied from mozglue/build/AsanOptions.cpp +#ifdef MOZ_ASAN +extern "C" const char* __asan_default_options() { + return "allow_user_segv_handler=1:alloc_dealloc_mismatch=0:detect_leaks=0"; +} +#endif |