From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- testing/tools/screenshot/gdk-screenshot.cpp | 146 ++++++++++++++++++++++++++++ 1 file changed, 146 insertions(+) create mode 100644 testing/tools/screenshot/gdk-screenshot.cpp (limited to 'testing/tools/screenshot/gdk-screenshot.cpp') diff --git a/testing/tools/screenshot/gdk-screenshot.cpp b/testing/tools/screenshot/gdk-screenshot.cpp new file mode 100644 index 0000000000..a666547c40 --- /dev/null +++ b/testing/tools/screenshot/gdk-screenshot.cpp @@ -0,0 +1,146 @@ +/* + * 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 + * Karl Tomlinson + */ +/* + * 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 +#ifdef MOZ_WAYLAND +# include +# include "mozilla/GUniquePtr.h" +# include "mozilla/UniquePtrExtensions.h" +# include "mozilla/ScopeExit.h" +#endif + +#include +#include +#include + +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_WAYLAND) +static GdkPixbuf* get_screenshot_gnome(char* aAppName) { + char* path = + g_build_filename(g_get_user_cache_dir(), "mozilla-screenshot", nullptr); + g_mkdir_with_parents(path, 0700); + char* tmpname = g_strdup_printf("mozilla-screen-%d.png", g_random_int()); + char* filename = g_build_filename(path, tmpname, nullptr); + + auto autoFree = mozilla::MakeScopeExit([&] { + unlink(filename); + g_free(path); + g_free(tmpname); + g_free(filename); + }); + + mozilla::GUniquePtr error; + char* argv[] = {g_strdup("/usr/bin/gnome-screenshot"), g_strdup("-f"), + filename, nullptr}; + gboolean ret = g_spawn_sync( + nullptr, argv, nullptr, GSpawnFlags(G_SPAWN_LEAVE_DESCRIPTORS_OPEN), + nullptr, nullptr, nullptr, nullptr, nullptr, getter_Transfers(error)); + if (!ret || error) { + fprintf(stderr, "%s: g_spawn_sync() of gnome-screenshot failed: %s\n", + aAppName, error ? error->message : ""); + return nullptr; + } + + GdkPixbuf* screenshot = gdk_pixbuf_new_from_file(filename, nullptr); + if (!screenshot) { + fprintf(stderr, "%s: gdk_pixbuf_new_from_file %s failed\n", aAppName, + filename); + } + return screenshot; +} +#endif + +int main(int argc, char** argv) { + gdk_init(&argc, &argv); + + GdkPixbuf* screenshot = nullptr; + +#if defined(MOZ_WAYLAND) + GdkDisplay* display = gdk_display_get_default(); + if (display && GDK_IS_WAYLAND_DISPLAY(display)) { + screenshot = get_screenshot_gnome(argv[0]); + if (!screenshot) { + fprintf(stderr, "%s: failed to create screenshot Wayland/GdkPixbuf\n", + argv[0]); + return 1; + } + } +#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 X11/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 -- cgit v1.2.3