mirror of
https://github.com/libretro/RetroArch.git
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663 lines
15 KiB
C
663 lines
15 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2011-2015 - 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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#include <string.h>
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#include <file/nbio.h>
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#include <formats/image.h>
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#include <formats/rpng.h>
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#include <compat/strl.h>
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#include <retro_assert.h>
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#include <retro_miscellaneous.h>
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#include <queues/message_queue.h>
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#include <string/string_list.h>
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#include <rhash.h>
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#include "tasks.h"
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#define CB_MENU_WALLPAPER 0xb476e505U
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#define CB_MENU_BOXART 0x68b307cdU
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enum nbio_image_status_enum
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{
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NBIO_IMAGE_STATUS_POLL = 0,
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NBIO_IMAGE_STATUS_TRANSFER,
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NBIO_IMAGE_STATUS_TRANSFER_PARSE,
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NBIO_IMAGE_STATUS_PROCESS_TRANSFER,
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NBIO_IMAGE_STATUS_PROCESS_TRANSFER_PARSE,
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NBIO_IMAGE_STATUS_TRANSFER_PARSE_FREE
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};
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enum nbio_status_enum
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{
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NBIO_STATUS_POLL = 0,
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NBIO_STATUS_TRANSFER,
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NBIO_STATUS_TRANSFER_PARSE,
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NBIO_STATUS_TRANSFER_PARSE_FREE
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};
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typedef struct nbio_image_handle
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{
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struct texture_image ti;
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bool is_blocking;
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bool is_blocking_on_processing;
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bool is_finished;
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transfer_cb_t cb;
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#ifdef HAVE_RPNG
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struct rpng_t *handle;
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#endif
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unsigned processing_pos_increment;
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unsigned pos_increment;
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uint64_t frame_count;
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uint64_t processing_frame_count;
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int processing_final_state;
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msg_queue_t *msg_queue;
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unsigned status;
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} nbio_image_handle_t;
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typedef struct nbio_handle
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{
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nbio_image_handle_t image;
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bool is_finished;
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transfer_cb_t cb;
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struct nbio_t *handle;
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unsigned pos_increment;
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uint64_t frame_count;
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msg_queue_t *msg_queue;
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unsigned status;
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} nbio_handle_t;
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static nbio_handle_t *nbio_ptr;
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msg_queue_t *rarch_main_data_nbio_get_msg_queue_ptr(void)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)nbio_ptr;
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if (!nbio)
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return NULL;
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return nbio->msg_queue;
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}
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void *rarch_main_data_nbio_get_handle(void)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)nbio_ptr;
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if (!nbio)
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return NULL;
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return nbio->handle;
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}
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msg_queue_t *rarch_main_data_nbio_image_get_msg_queue_ptr(void)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)nbio_ptr;
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if (!nbio)
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return NULL;
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#ifdef HAVE_RPNG
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return nbio->image.msg_queue;
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#else
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return NULL;
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#endif
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}
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void *rarch_main_data_nbio_image_get_handle(void)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)nbio_ptr;
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if (!nbio)
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return NULL;
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#ifdef HAVE_RPNG
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return nbio->image.handle;
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#else
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return NULL;
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#endif
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}
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#ifdef HAVE_MENU
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#include "../menu/menu_driver.h"
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#ifdef HAVE_RPNG
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static int cb_image_menu_upload_generic(nbio_handle_t *nbio)
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{
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unsigned r_shift, g_shift, b_shift, a_shift;
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if (!nbio)
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return -1;
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if (nbio->image.processing_final_state == IMAGE_PROCESS_ERROR ||
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nbio->image.processing_final_state == IMAGE_PROCESS_ERROR_END)
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return -1;
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texture_image_set_color_shifts(&r_shift, &g_shift, &b_shift,
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&a_shift);
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texture_image_color_convert(r_shift, g_shift, b_shift,
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a_shift, &nbio->image.ti);
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nbio->image.is_blocking_on_processing = false;
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nbio->image.is_blocking = true;
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nbio->image.is_finished = true;
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nbio->is_finished = true;
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return 0;
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}
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static int cb_image_menu_wallpaper_upload(void *data, size_t len)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)data;
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if (cb_image_menu_upload_generic(nbio) != 0)
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return -1;
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menu_driver_load_image(&nbio->image.ti, MENU_IMAGE_WALLPAPER);
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texture_image_free(&nbio->image.ti);
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return 0;
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}
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static int cb_image_menu_boxart_upload(void *data, size_t len)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)data;
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if (cb_image_menu_upload_generic(nbio) != 0)
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return -1;
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menu_driver_load_image(&nbio->image.ti, MENU_IMAGE_BOXART);
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texture_image_free(&nbio->image.ti);
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return 0;
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}
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static int cb_image_menu_generic(nbio_handle_t *nbio)
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{
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unsigned width, height;
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int retval;
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if (!nbio)
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return -1;
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if (!rpng_is_valid(nbio->image.handle))
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return -1;
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retval = rpng_nbio_load_image_argb_process(nbio->image.handle,
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&nbio->image.ti.pixels, &width, &height);
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nbio->image.ti.width = width;
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nbio->image.ti.height = height;
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if (retval == IMAGE_PROCESS_ERROR || retval == IMAGE_PROCESS_ERROR_END)
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return -1;
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nbio->image.is_blocking_on_processing = true;
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nbio->image.is_finished = false;
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return 0;
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}
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static int cb_image_menu_wallpaper(void *data, size_t len)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)data;
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if (cb_image_menu_generic(nbio) != 0)
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return -1;
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nbio->image.cb = &cb_image_menu_wallpaper_upload;
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return 0;
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}
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static int cb_image_menu_boxart(void *data, size_t len)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)data;
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if (cb_image_menu_generic(nbio) != 0)
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return -1;
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nbio->image.cb = &cb_image_menu_boxart_upload;
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return 0;
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}
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static int rarch_main_data_image_iterate_poll(nbio_handle_t *nbio)
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{
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const char *path = NULL;
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if (!nbio)
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return -1;
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path = msg_queue_pull(nbio->image.msg_queue);
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if (!path)
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return -1;
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/* Can only deal with one image transfer at a time for now */
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if (nbio->image.handle)
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return -1;
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/* We need to load the image file first. */
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msg_queue_clear(nbio->msg_queue);
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msg_queue_push(nbio->msg_queue, path, 0, 1);
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return 0;
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}
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static int rarch_main_data_image_iterate_transfer(nbio_handle_t *nbio)
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{
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unsigned i;
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if (!nbio)
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return -1;
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if (nbio->image.is_finished)
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return 0;
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for (i = 0; i < nbio->image.pos_increment; i++)
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{
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if (!rpng_nbio_load_image_argb_iterate(nbio->image.handle))
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goto error;
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}
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nbio->image.frame_count++;
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return 0;
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error:
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return -1;
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}
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static int rarch_main_data_image_iterate_process_transfer(nbio_handle_t *nbio)
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{
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unsigned i, width, height;
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int retval = 0;
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if (!nbio)
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return -1;
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for (i = 0; i < nbio->image.processing_pos_increment; i++)
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{
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retval = rpng_nbio_load_image_argb_process(nbio->image.handle,
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&nbio->image.ti.pixels, &width, &height);
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nbio->image.ti.width = width;
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nbio->image.ti.height = height;
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if (retval != IMAGE_PROCESS_NEXT)
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break;
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}
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nbio->image.processing_frame_count++;
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if (retval == IMAGE_PROCESS_NEXT)
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return 0;
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nbio->image.processing_final_state = retval;
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return -1;
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}
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static int rarch_main_data_image_iterate_parse_free(nbio_handle_t *nbio)
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{
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if (!nbio)
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return -1;
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rpng_nbio_load_image_free(nbio->image.handle);
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nbio->image.handle = NULL;
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nbio->image.frame_count = 0;
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nbio->image.processing_frame_count = 0;
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msg_queue_clear(nbio->image.msg_queue);
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return 0;
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}
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static int rarch_main_data_image_iterate_process_transfer_parse(nbio_handle_t *nbio)
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{
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size_t len = 0;
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if (nbio->image.handle && nbio->image.cb)
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nbio->image.cb(nbio, len);
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return 0;
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}
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static int rarch_main_data_image_iterate_transfer_parse(nbio_handle_t *nbio)
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{
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size_t len = 0;
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if (nbio->image.handle && nbio->image.cb)
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nbio->image.cb(nbio, len);
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return 0;
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}
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void rarch_main_data_nbio_image_iterate(bool is_thread)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)nbio_ptr;
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nbio_image_handle_t *image = nbio ? &nbio->image : NULL;
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if (!image || !nbio)
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return;
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(void)is_thread;
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switch (image->status)
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{
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case NBIO_IMAGE_STATUS_PROCESS_TRANSFER:
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if (rarch_main_data_image_iterate_process_transfer(nbio) == -1)
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image->status = NBIO_IMAGE_STATUS_PROCESS_TRANSFER_PARSE;
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break;
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case NBIO_IMAGE_STATUS_TRANSFER_PARSE:
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rarch_main_data_image_iterate_transfer_parse(nbio);
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if (image->is_blocking_on_processing)
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image->status = NBIO_IMAGE_STATUS_PROCESS_TRANSFER;
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break;
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case NBIO_IMAGE_STATUS_TRANSFER:
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if (!image->is_blocking)
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if (rarch_main_data_image_iterate_transfer(nbio) == -1)
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image->status = NBIO_IMAGE_STATUS_TRANSFER_PARSE;
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break;
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default:
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case NBIO_IMAGE_STATUS_POLL:
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if (rarch_main_data_image_iterate_poll(nbio) == 0)
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image->status = NBIO_IMAGE_STATUS_TRANSFER;
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break;
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}
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}
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void rarch_main_data_nbio_image_upload_iterate(bool is_thread)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)nbio_ptr;
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nbio_image_handle_t *image = nbio ? &nbio->image : NULL;
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if (!image || !nbio)
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return;
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(void)is_thread;
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switch (image->status)
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{
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case NBIO_IMAGE_STATUS_PROCESS_TRANSFER_PARSE:
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rarch_main_data_image_iterate_process_transfer_parse(nbio);
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if (image->is_finished)
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image->status = NBIO_IMAGE_STATUS_TRANSFER_PARSE_FREE;
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break;
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case NBIO_IMAGE_STATUS_TRANSFER_PARSE_FREE:
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rarch_main_data_image_iterate_parse_free(nbio);
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image->status = NBIO_IMAGE_STATUS_POLL;
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break;
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}
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}
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#endif
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#endif
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static int cb_nbio_default(void *data, size_t len)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)data;
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if (!data)
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return -1;
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(void)len;
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nbio->is_finished = true;
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return 0;
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}
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#ifdef HAVE_RPNG
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static int cb_nbio_generic(nbio_handle_t *nbio, size_t *len)
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{
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void *ptr = NULL;
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if (!nbio->image.handle)
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{
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nbio->image.cb = NULL;
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return -1;
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}
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ptr = nbio_get_ptr(nbio->handle, len);
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if (!ptr)
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{
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rpng_nbio_load_image_free(nbio->image.handle);
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nbio->image.handle = NULL;
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nbio->image.cb = NULL;
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return -1;
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}
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nbio->image.handle->buff_data = (uint8_t*)ptr;
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nbio->image.pos_increment = (*len / 2) ? (*len / 2) : 1;
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nbio->image.processing_pos_increment = (*len / 4) ? (*len / 4) : 1;
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if (!rpng_nbio_load_image_argb_start(nbio->image.handle))
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{
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rpng_nbio_load_image_free(nbio->image.handle);
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return -1;
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}
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nbio->image.is_blocking = false;
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nbio->image.is_finished = false;
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nbio->is_finished = true;
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return 0;
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}
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static int cb_nbio_image_menu_wallpaper(void *data, size_t len)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)data;
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if (!nbio || !data)
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return -1;
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nbio->image.handle = (struct rpng_t*)calloc(1, sizeof(struct rpng_t));
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nbio->image.cb = &cb_image_menu_wallpaper;
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return cb_nbio_generic(nbio, &len);
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}
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static int cb_nbio_image_menu_boxart(void *data, size_t len)
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{
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nbio_handle_t *nbio = (nbio_handle_t*)data;
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if (!nbio || !data)
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return -1;
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nbio->image.handle = (struct rpng_t*)calloc(1, sizeof(struct rpng_t));
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nbio->image.cb = &cb_image_menu_boxart;
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return cb_nbio_generic(nbio, &len);
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}
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#endif
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static int rarch_main_data_nbio_iterate_poll(nbio_handle_t *nbio)
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{
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char elem0[PATH_MAX_LENGTH];
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unsigned elem0_hash = 0;
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uint32_t cb_type_hash = 0;
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struct nbio_t* handle = NULL;
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struct string_list *str_list = NULL;
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const char *path = NULL;
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if (!nbio)
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return -1;
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path = msg_queue_pull(nbio->msg_queue);
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if (!path)
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return -1;
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/* Can only deal with one NBIO transfer at a time for now */
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if (nbio->handle)
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return -1;
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str_list = string_split(path, "|");
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if (!str_list || (str_list->size < 1))
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goto error;
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strlcpy(elem0, str_list->elems[0].data, sizeof(elem0));
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elem0_hash = djb2_calculate(elem0);
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/* TODO/FIXME - should be able to deal with this
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* in a better way. */
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switch(elem0_hash)
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{
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case CB_MENU_WALLPAPER:
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case CB_MENU_BOXART:
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goto error;
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default:
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break;
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}
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if (str_list->size > 1)
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cb_type_hash = djb2_calculate(str_list->elems[1].data);
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handle = nbio_open(elem0, NBIO_READ);
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if (!handle)
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{
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RARCH_ERR("Could not create new file loading handle.\n");
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goto error;
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}
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nbio->handle = handle;
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nbio->is_finished = false;
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nbio->cb = &cb_nbio_default;
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switch (cb_type_hash)
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{
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#if defined(HAVE_MENU) && defined(HAVE_RPNG)
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case CB_MENU_WALLPAPER:
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nbio->cb = &cb_nbio_image_menu_wallpaper;
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break;
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case CB_MENU_BOXART:
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nbio->cb = &cb_nbio_image_menu_boxart;
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break;
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|
#endif
|
|
}
|
|
|
|
nbio_begin_read(handle);
|
|
|
|
string_list_free(str_list);
|
|
|
|
|
|
return 0;
|
|
|
|
error:
|
|
if (str_list)
|
|
string_list_free(str_list);
|
|
|
|
return -1;
|
|
}
|
|
|
|
static int rarch_main_data_nbio_iterate_transfer(nbio_handle_t *nbio)
|
|
{
|
|
size_t i;
|
|
|
|
if (!nbio)
|
|
return -1;
|
|
|
|
nbio->pos_increment = 5;
|
|
|
|
if (nbio->is_finished)
|
|
return 0;
|
|
|
|
for (i = 0; i < nbio->pos_increment; i++)
|
|
{
|
|
if (nbio_iterate(nbio->handle))
|
|
return -1;
|
|
}
|
|
|
|
nbio->frame_count++;
|
|
return 0;
|
|
}
|
|
|
|
static int rarch_main_data_nbio_iterate_parse_free(nbio_handle_t *nbio)
|
|
{
|
|
if (!nbio || !nbio->is_finished)
|
|
return -1;
|
|
|
|
nbio_free(nbio->handle);
|
|
nbio->handle = NULL;
|
|
nbio->is_finished = false;
|
|
nbio->frame_count = 0;
|
|
|
|
msg_queue_clear(nbio->msg_queue);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int rarch_main_data_nbio_iterate_parse(nbio_handle_t *nbio)
|
|
{
|
|
int len = 0;
|
|
|
|
if (!nbio)
|
|
return -1;
|
|
|
|
if (nbio->cb)
|
|
nbio->cb(nbio, len);
|
|
|
|
return 0;
|
|
}
|
|
|
|
void rarch_main_data_nbio_iterate(bool is_thread)
|
|
{
|
|
nbio_handle_t *nbio = (nbio_handle_t*)nbio_ptr;
|
|
if (!nbio)
|
|
return;
|
|
|
|
switch (nbio->status)
|
|
{
|
|
case NBIO_STATUS_TRANSFER_PARSE:
|
|
rarch_main_data_nbio_iterate_parse(nbio);
|
|
nbio->status = NBIO_STATUS_TRANSFER_PARSE_FREE;
|
|
break;
|
|
case NBIO_STATUS_TRANSFER:
|
|
if (rarch_main_data_nbio_iterate_transfer(nbio) == -1)
|
|
nbio->status = NBIO_STATUS_TRANSFER_PARSE;
|
|
break;
|
|
case NBIO_STATUS_TRANSFER_PARSE_FREE:
|
|
rarch_main_data_nbio_iterate_parse_free(nbio);
|
|
nbio->status = NBIO_STATUS_POLL;
|
|
break;
|
|
case NBIO_STATUS_POLL:
|
|
default:
|
|
if (rarch_main_data_nbio_iterate_poll(nbio) == 0)
|
|
nbio->status = NBIO_STATUS_TRANSFER;
|
|
break;
|
|
}
|
|
}
|
|
|
|
void rarch_main_data_nbio_init_msg_queue(void)
|
|
{
|
|
nbio_handle_t *nbio = (nbio_handle_t*)nbio_ptr;
|
|
if (!nbio)
|
|
return;
|
|
|
|
if (!nbio->msg_queue)
|
|
rarch_assert(nbio->msg_queue = msg_queue_new(8));
|
|
if (!nbio->image.msg_queue)
|
|
rarch_assert(nbio->image.msg_queue = msg_queue_new(8));
|
|
}
|
|
|
|
void rarch_main_data_nbio_uninit(void)
|
|
{
|
|
if (nbio_ptr)
|
|
free(nbio_ptr);
|
|
nbio_ptr = NULL;
|
|
}
|
|
|
|
void rarch_main_data_nbio_init(void)
|
|
{
|
|
nbio_ptr = (nbio_handle_t*)calloc(1, sizeof(*nbio_ptr));
|
|
}
|