mirror of
https://github.com/libretro/RetroArch.git
synced 2024-11-24 00:20:01 +00:00
303 lines
7.8 KiB
C
303 lines
7.8 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2016 - Daniel De Matteis
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*
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* RetroArch is free software: you can redistribute it and/or modify it under the terms
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* of the GNU General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with RetroArch.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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/* TODO/FIXME - turn this into actual task */
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#ifdef HAVE_CONFIG_H
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#include "../config.h"
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#endif
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#ifdef _XBOX1
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#include <xtl.h>
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#include <xgraphics.h>
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#endif
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#include <stdio.h>
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#include <stddef.h>
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#include <time.h>
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#include <boolean.h>
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#include <stdint.h>
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#include <string.h>
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#include <file/file_path.h>
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#include <compat/strl.h>
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#include <string/stdstring.h>
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#include <gfx/scaler/scaler.h>
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#ifdef HAVE_RBMP
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#include <formats/rbmp.h>
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#endif
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#ifdef HAVE_RPNG
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#include <formats/rpng.h>
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#define IMG_EXT "png"
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#else
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#define IMG_EXT "bmp"
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#endif
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#include "../defaults.h"
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#include "../configuration.h"
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#include "../runloop.h"
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#include "../paths.h"
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#include "../msg_hash.h"
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#include "../gfx/video_driver.h"
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#include "../gfx/video_frame.h"
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#include "tasks_internal.h"
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/* Take frame bottom-up. */
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static bool screenshot_dump(
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const char *name_base,
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const char *folder,
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const void *frame,
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unsigned width,
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unsigned height,
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int pitch, bool bgr24)
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{
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char filename[PATH_MAX_LENGTH] = {0};
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char shotname[256] = {0};
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bool ret = false;
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settings_t *settings = config_get_ptr();
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#if defined(HAVE_RPNG)
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uint8_t *out_buffer = NULL;
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struct scaler_ctx scaler = {0};
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#endif
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if (settings->auto_screenshot_filename)
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{
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fill_str_dated_filename(shotname, path_basename(name_base),
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IMG_EXT, sizeof(shotname));
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}
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else
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{
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snprintf(shotname, sizeof(shotname),"%s.png", path_basename(name_base));
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}
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fill_pathname_join(filename, folder, shotname, sizeof(filename));
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#ifdef _XBOX1
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d3d_video_t *d3d = (d3d_video_t*)video_driver_get_ptr(true);
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D3DSurface *surf = NULL;
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d3d->dev->GetBackBuffer(-1, D3DBACKBUFFER_TYPE_MONO, &surf);
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if (XGWriteSurfaceToFile(surf, filename) == S_OK)
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ret = true;
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surf->Release();
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#elif defined(HAVE_RPNG)
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out_buffer = (uint8_t*)malloc(width * height * 3);
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if (!out_buffer)
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return false;
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video_frame_convert_to_bgr24(
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&scaler,
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out_buffer,
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(const uint8_t*)frame + ((int)height - 1) * pitch,
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width, height,
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-pitch,
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bgr24);
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scaler_ctx_gen_reset(&scaler);
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ret = rpng_save_image_bgr24(
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filename,
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out_buffer,
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width,
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height,
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width * 3
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);
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free(out_buffer);
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#elif defined(HAVE_RBMP)
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enum rbmp_source_type bmp_type = RBMP_SOURCE_TYPE_DONT_CARE;
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if (bgr24)
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bmp_type = RBMP_SOURCE_TYPE_BGR24;
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else if (video_driver_get_pixel_format() == RETRO_PIXEL_FORMAT_XRGB8888)
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bmp_type = RBMP_SOURCE_TYPE_XRGB888;
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ret = rbmp_save_image(filename,
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frame,
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width,
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height,
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pitch,
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bmp_type);
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#endif
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#ifdef HAVE_IMAGEVIEWER
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if (ret == true)
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{
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if (content_push_to_history_playlist(g_defaults.image_history, filename,
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"imageviewer", "builtin"))
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playlist_write_file(g_defaults.image_history);
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}
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#endif
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return ret;
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}
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#if !defined(VITA)
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static bool take_screenshot_viewport(const char *name_base)
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{
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char screenshot_path[PATH_MAX_LENGTH] = {0};
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const char *screenshot_dir = NULL;
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uint8_t *buffer = NULL;
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bool retval = false;
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struct video_viewport vp = {0};
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settings_t *settings = config_get_ptr();
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video_driver_get_viewport_info(&vp);
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if (!vp.width || !vp.height)
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return false;
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buffer = (uint8_t*)malloc(vp.width * vp.height * 3);
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if (!buffer)
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return false;
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if (!video_driver_read_viewport(buffer))
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goto done;
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screenshot_dir = settings->directory.screenshot;
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if (string_is_empty(screenshot_dir))
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{
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fill_pathname_basedir(screenshot_path, name_base,
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sizeof(screenshot_path));
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screenshot_dir = screenshot_path;
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}
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/* Data read from viewport is in bottom-up order, suitable for BMP. */
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if (!screenshot_dump(name_base, screenshot_dir, buffer, vp.width, vp.height,
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vp.width * 3, true))
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goto done;
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retval = true;
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done:
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if (buffer)
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free(buffer);
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return retval;
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}
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#endif
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static bool take_screenshot_raw(const char *name_base)
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{
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unsigned width, height;
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size_t pitch;
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char screenshot_path[PATH_MAX_LENGTH] = {0};
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const void *data = NULL;
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settings_t *settings = config_get_ptr();
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const char *screenshot_dir = settings->directory.screenshot;
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video_driver_cached_frame_get(&data, &width, &height, &pitch);
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if (string_is_empty(settings->directory.screenshot))
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{
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fill_pathname_basedir(screenshot_path, name_base,
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sizeof(screenshot_path));
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screenshot_dir = screenshot_path;
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}
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/* Negative pitch is needed as screenshot takes bottom-up,
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* but we use top-down.
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*/
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if (!screenshot_dump(name_base, screenshot_dir,
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(const uint8_t*)data + (height - 1) * pitch,
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width, height, -pitch, false))
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return false;
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return true;
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}
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static bool take_screenshot_choice(const char *name_base)
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{
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settings_t *settings = config_get_ptr();
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/* No way to infer screenshot directory. */
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if (string_is_empty(settings->directory.screenshot) && (!*name_base))
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return false;
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if (video_driver_supports_viewport_read())
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{
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/* Avoid taking screenshot of GUI overlays. */
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video_driver_set_texture_enable(false, false);
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video_driver_cached_frame_render();
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#if defined(VITA)
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return take_screenshot_raw(name_base);
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#else
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return take_screenshot_viewport(name_base);
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#endif
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}
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if (!video_driver_cached_frame_has_valid_framebuffer())
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return take_screenshot_raw(name_base);
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if (video_driver_supports_read_frame_raw())
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{
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unsigned old_width, old_height;
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size_t old_pitch;
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bool ret = false;
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void *frame_data = NULL;
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const void* old_data = NULL;
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video_driver_cached_frame_get(&old_data, &old_width, &old_height,
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&old_pitch);
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frame_data = video_driver_read_frame_raw(
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&old_width, &old_height, &old_pitch);
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video_driver_cached_frame_set(old_data, old_width, old_height,
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old_pitch);
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if (frame_data)
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{
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video_driver_set_cached_frame_ptr(frame_data);
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if (take_screenshot_raw(name_base))
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ret = true;
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free(frame_data);
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}
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return ret;
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}
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return false;
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}
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/**
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* take_screenshot:
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*
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* Returns: true (1) if successful, otherwise false (0).
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**/
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bool take_screenshot(void)
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{
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char *name_base = strdup(path_get(RARCH_PATH_BASENAME));
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bool is_paused = runloop_ctl(RUNLOOP_CTL_IS_PAUSED, NULL);
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bool ret = take_screenshot_choice(name_base);
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const char *msg_screenshot = ret
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? msg_hash_to_str(MSG_TAKING_SCREENSHOT) :
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msg_hash_to_str(MSG_FAILED_TO_TAKE_SCREENSHOT);
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const char *msg = msg_screenshot;
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free(name_base);
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runloop_msg_queue_push(msg, 1, is_paused ? 1 : 180, true);
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if (is_paused)
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video_driver_cached_frame_render();
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return ret;
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}
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