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074f14b132
RetroArch/screenshot.c
twinaphex 074f14b132 Add verbosity.c/verbosity.h
2015-11-23 12:03:38 +01:00

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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
* Copyright (C) 2011-2015 - Daniel De Matteis
*
* RetroArch is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* RetroArch is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along with RetroArch.
* If not, see <http://www.gnu.org/licenses/>.
*/
#ifdef _XBOX1
#include <xtl.h>
#include <xgraphics.h>
#endif
#include <stdio.h>
#include <stddef.h>
#include <time.h>
#include <boolean.h>
#include <stdint.h>
#include <string.h>
#include <retro_file.h>
#include <file/file_path.h>
#include <compat/strl.h>
#include <formats/rbmp.h>
#if defined(HAVE_ZLIB_DEFLATE) && defined(HAVE_RPNG)
#include <formats/rpng.h>
#define IMG_EXT "png"
#else
#define IMG_EXT "bmp"
#endif
#include "general.h"
#include "msg_hash.h"
#include "gfx/scaler/scaler.h"
#include "retroarch.h"
#include "screenshot.h"
#include "verbosity.h"
#include "gfx/video_driver.h"
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
/* Take frame bottom-up. */
static bool screenshot_dump(const char *folder, const void *frame,
unsigned width, unsigned height, int pitch, bool bgr24)
{
bool ret;
char filename[PATH_MAX_LENGTH] = {0};
char shotname[PATH_MAX_LENGTH] = {0};
struct scaler_ctx scaler = {0};
RFILE *file = NULL;
uint8_t *out_buffer = NULL;
driver_t *driver = driver_get_ptr();
(void)file;
(void)out_buffer;
(void)scaler;
(void)driver;
fill_dated_filename(shotname, IMG_EXT, sizeof(shotname));
fill_pathname_join(filename, folder, shotname, sizeof(filename));
#ifdef _XBOX1
d3d_video_t *d3d = (d3d_video_t*)driver->video_data;
settings_t *settings = config_get_ptr();
D3DSurface *surf = NULL;
d3d->dev->GetBackBuffer(-1, D3DBACKBUFFER_TYPE_MONO, &surf);
ret = XGWriteSurfaceToFile(surf, filename);
surf->Release();
if(ret == S_OK)
ret = true;
else
ret = false;
#elif defined(HAVE_ZLIB_DEFLATE) && defined(HAVE_RPNG)
out_buffer = (uint8_t*)malloc(width * height * 3);
if (!out_buffer)
return false;
scaler.in_width = width;
scaler.in_height = height;
scaler.out_width = width;
scaler.out_height = height;
scaler.in_stride = -pitch;
scaler.out_stride = width * 3;
scaler.out_fmt = SCALER_FMT_BGR24;
scaler.scaler_type = SCALER_TYPE_POINT;
if (bgr24)
scaler.in_fmt = SCALER_FMT_BGR24;
else if (video_driver_get_pixel_format() == RETRO_PIXEL_FORMAT_XRGB8888)
scaler.in_fmt = SCALER_FMT_ARGB8888;
else
scaler.in_fmt = SCALER_FMT_RGB565;
scaler_ctx_gen_filter(&scaler);
scaler_ctx_scale(&scaler, out_buffer,
(const uint8_t*)frame + ((int)height - 1) * pitch);
scaler_ctx_gen_reset(&scaler);
RARCH_LOG("Using RPNG for PNG screenshots.\n");
ret = rpng_save_image_bgr24(filename,
out_buffer, width, height, width * 3);
free(out_buffer);
#else
ret = rbmp_save_image(filename, frame, width, height, pitch, bgr24,
(video_driver_get_pixel_format() == RETRO_PIXEL_FORMAT_XRGB8888) );
#endif
if (!ret)
RARCH_ERR("Failed to take screenshot.\n");
return ret;
}
static bool take_screenshot_viewport(void)
{
char screenshot_path[PATH_MAX_LENGTH] = {0};
const char *screenshot_dir = NULL;
uint8_t *buffer = NULL;
bool retval = false;
struct video_viewport vp = {0};
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
video_driver_viewport_info(&vp);
if (!vp.width || !vp.height)
return false;
if (!(buffer = (uint8_t*)malloc(vp.width * vp.height * 3)))
return false;
if (!video_driver_ctl(RARCH_DISPLAY_CTL_READ_VIEWPORT, buffer))
goto done;
screenshot_dir = settings->screenshot_directory;
if (!*settings->screenshot_directory)
{
fill_pathname_basedir(screenshot_path, global->name.base,
sizeof(screenshot_path));
screenshot_dir = screenshot_path;
}
/* Data read from viewport is in bottom-up order, suitable for BMP. */
if (!screenshot_dump(screenshot_dir, buffer, vp.width, vp.height,
vp.width * 3, true))
goto done;
retval = true;
done:
if (buffer)
free(buffer);
return retval;
}
static bool take_screenshot_raw(void)
{
unsigned width, height;
size_t pitch;
char screenshot_path[PATH_MAX_LENGTH] = {0};
const void *data = NULL;
const char *screenshot_dir = NULL;
global_t *global = global_get_ptr();
settings_t *settings = config_get_ptr();
video_driver_cached_frame_get(&data, &width, &height, &pitch);
screenshot_dir = settings->screenshot_directory;
if (!*settings->screenshot_directory)
{
fill_pathname_basedir(screenshot_path, global->name.base,
sizeof(screenshot_path));
screenshot_dir = screenshot_path;
}
/* Negative pitch is needed as screenshot takes bottom-up,
* but we use top-down.
*/
return screenshot_dump(screenshot_dir,
(const uint8_t*)data + (height - 1) * pitch,
width, height, -pitch, false);
}
/**
* take_screenshot:
*
* Returns: true (1) if successful, otherwise false (0).
**/
bool take_screenshot(void)
{
bool is_paused;
bool viewport_read = false;
bool ret = true;
const char *msg = NULL;
driver_t *driver = driver_get_ptr();
settings_t *settings = config_get_ptr();
global_t *global = global_get_ptr();
const struct retro_hw_render_callback *hw_render =
(const struct retro_hw_render_callback*)video_driver_callback();
/* No way to infer screenshot directory. */
if ((!*settings->screenshot_directory) && (!*global->name.base))
return false;
viewport_read = (settings->video.gpu_screenshot ||
((hw_render->context_type
!= RETRO_HW_CONTEXT_NONE) && !driver->video->read_frame_raw))
&& driver->video->read_viewport && driver->video->viewport_info;
if (viewport_read)
{
/* Avoid taking screenshot of GUI overlays. */
video_driver_set_texture_enable(false, false);
if (driver->video)
video_driver_ctl(RARCH_DISPLAY_CTL_CACHED_FRAME_RENDER, NULL);
}
if (viewport_read)
ret = take_screenshot_viewport();
else if (!video_driver_ctl(RARCH_DISPLAY_CTL_CACHED_FRAME_HAS_VALID_FB, NULL))
ret = take_screenshot_raw();
else if (driver->video->read_frame_raw)
{
unsigned old_width, old_height;
size_t old_pitch;
void *frame_data;
const void* old_data = NULL;
video_driver_cached_frame_get(&old_data, &old_width, &old_height,
&old_pitch);
frame_data = video_driver_read_frame_raw(
&old_width, &old_height, &old_pitch);
video_driver_cached_frame_set(old_data, old_width, old_height,
old_pitch);
if (frame_data)
{
video_driver_cached_frame_set_ptr(frame_data);
ret = take_screenshot_raw();
free(frame_data);
}
else
ret = false;
}
else
{
RARCH_ERR("%s.\n", msg_hash_to_str(MSG_FAILED_TO_TAKE_SCREENSHOT));
ret = false;
}
if (ret)
{
RARCH_LOG("%s.\n", msg_hash_to_str(MSG_TAKING_SCREENSHOT));
msg = msg_hash_to_str(MSG_TAKING_SCREENSHOT);
}
else
{
RARCH_WARN("%s.\n", msg_hash_to_str(MSG_FAILED_TO_TAKE_SCREENSHOT));
msg = msg_hash_to_str(MSG_FAILED_TO_TAKE_SCREENSHOT);
}
rarch_main_ctl(RARCH_MAIN_CTL_IS_PAUSED, &is_paused);
rarch_main_msg_queue_push(msg, 1, is_paused ? 1 : 180, true);
if (is_paused)
video_driver_ctl(RARCH_DISPLAY_CTL_CACHED_FRAME_RENDER, NULL);
return ret;
}
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