mirror of
https://github.com/libretro/RetroArch.git
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403 lines
11 KiB
C
403 lines
11 KiB
C
/* RetroArch - A frontend for libretro.
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* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
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* Copyright (C) 2011-2015 - 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/file_path.h>
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#include "record_driver.h"
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#include "../driver.h"
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#include "../general.h"
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#include "../msg_hash.h"
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#include "../string_list_special.h"
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#ifdef HAVE_CONFIG_H
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#include "../config.h"
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#endif
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static bool recording_enable;
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static const record_driver_t *record_drivers[] = {
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#ifdef HAVE_FFMPEG
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&ffemu_ffmpeg,
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#endif
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&ffemu_null,
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NULL,
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};
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/**
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* record_driver_find_ident:
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* @idx : index of driver to get handle to.
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*
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* Returns: Human-readable identifier of record driver at index. Can be NULL
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* if nothing found.
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**/
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const char *record_driver_find_ident(int idx)
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{
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const record_driver_t *drv = record_drivers[idx];
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if (!drv)
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return NULL;
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return drv->ident;
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}
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/**
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* record_driver_find_handle:
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* @idx : index of driver to get handle to.
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*
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* Returns: handle to record driver at index. Can be NULL
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* if nothing found.
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**/
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const void *record_driver_find_handle(int idx)
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{
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const void *drv = record_drivers[idx];
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if (!drv)
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return NULL;
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return drv;
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}
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/**
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* config_get_record_driver_options:
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*
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* Get an enumerated list of all record driver names, separated by '|'.
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*
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* Returns: string listing of all record driver names, separated by '|'.
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**/
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const char* config_get_record_driver_options(void)
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{
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return char_list_new_special(STRING_LIST_RECORD_DRIVERS, NULL);
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}
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void find_record_driver(void)
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{
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driver_t *driver = driver_get_ptr();
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settings_t *settings = config_get_ptr();
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int i = find_driver_index("record_driver", settings->record.driver);
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if (i >= 0)
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driver->recording = (const record_driver_t*)record_driver_find_handle(i);
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else
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{
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unsigned d;
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RARCH_ERR("Couldn't find any record driver named \"%s\"\n",
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settings->audio.driver);
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RARCH_LOG_OUTPUT("Available record drivers are:\n");
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for (d = 0; record_driver_find_handle(d); d++)
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RARCH_LOG_OUTPUT("\t%s\n", record_driver_find_ident(d));
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RARCH_WARN("Going to default to first record driver...\n");
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driver->recording = (const record_driver_t*)record_driver_find_handle(0);
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if (!driver->recording)
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retro_fail(1, "find_record_driver()");
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}
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}
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/**
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* ffemu_find_backend:
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* @ident : Identifier of driver to find.
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*
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* Finds a recording driver with the name @ident.
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*
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* Returns: recording driver handle if successful, otherwise
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* NULL.
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**/
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const record_driver_t *ffemu_find_backend(const char *ident)
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{
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unsigned i;
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for (i = 0; record_drivers[i]; i++)
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{
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if (!strcmp(record_drivers[i]->ident, ident))
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return record_drivers[i];
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}
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return NULL;
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}
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/**
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* gfx_ctx_init_first:
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* @backend : Recording backend handle.
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* @data : Recording data handle.
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* @params : Recording info parameters.
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*
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* Finds first suitable recording context driver and initializes.
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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 record_driver_init_first(const record_driver_t **backend, void **data,
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const struct ffemu_params *params)
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{
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unsigned i;
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for (i = 0; record_drivers[i]; i++)
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{
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void *handle = record_drivers[i]->init(params);
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if (!handle)
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continue;
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*backend = record_drivers[i];
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*data = handle;
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return true;
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}
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return false;
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}
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void recording_dump_frame(const void *data, unsigned width,
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unsigned height, size_t pitch)
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{
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struct ffemu_video_data ffemu_data = {0};
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driver_t *driver = driver_get_ptr();
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global_t *global = global_get_ptr();
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if (!driver->recording_data)
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return;
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ffemu_data.pitch = pitch;
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ffemu_data.width = width;
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ffemu_data.height = height;
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ffemu_data.data = data;
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if (global->record.gpu_buffer)
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{
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struct video_viewport vp = {0};
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video_driver_viewport_info(&vp);
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if (!vp.width || !vp.height)
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{
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RARCH_WARN("%s \n",
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msg_hash_to_str(MSG_VIEWPORT_SIZE_CALCULATION_FAILED));
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event_command(EVENT_CMD_GPU_RECORD_DEINIT);
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recording_dump_frame(data, width, height, pitch);
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return;
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}
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/* User has resized. We kinda have a problem now. */
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if (vp.width != global->record.gpu_width ||
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vp.height != global->record.gpu_height)
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{
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RARCH_WARN("%s\n", msg_hash_to_str(MSG_RECORDING_TERMINATED_DUE_TO_RESIZE));
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rarch_main_msg_queue_push_new(MSG_RECORDING_TERMINATED_DUE_TO_RESIZE, 1, 180, true);
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event_command(EVENT_CMD_RECORD_DEINIT);
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return;
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}
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/* Big bottleneck.
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* Since we might need to do read-backs asynchronously,
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* it might take 3-4 times before this returns true. */
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if (!video_driver_read_viewport(global->record.gpu_buffer))
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return;
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ffemu_data.pitch = global->record.gpu_width * 3;
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ffemu_data.width = global->record.gpu_width;
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ffemu_data.height = global->record.gpu_height;
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ffemu_data.data = global->record.gpu_buffer +
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(ffemu_data.height - 1) * ffemu_data.pitch;
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ffemu_data.pitch = -ffemu_data.pitch;
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}
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if (!global->record.gpu_buffer)
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ffemu_data.is_dupe = !data;
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if (driver->recording && driver->recording->push_video)
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driver->recording->push_video(driver->recording_data, &ffemu_data);
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}
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bool recording_deinit(void)
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{
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driver_t *driver = driver_get_ptr();
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if (!driver->recording_data || !driver->recording)
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return false;
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if (driver->recording->finalize)
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driver->recording->finalize(driver->recording_data);
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if (driver->recording->free)
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driver->recording->free(driver->recording_data);
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driver->recording_data = NULL;
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driver->recording = NULL;
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event_command(EVENT_CMD_GPU_RECORD_DEINIT);
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return true;
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}
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bool *recording_is_enabled(void)
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{
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return &recording_enable;
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}
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void recording_set_state(bool state)
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{
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recording_enable = state;
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}
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/**
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* recording_init:
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*
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* Initializes recording.
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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 recording_init(void)
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{
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char recording_file[PATH_MAX_LENGTH] = {0};
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struct ffemu_params params = {0};
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global_t *global = global_get_ptr();
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driver_t *driver = driver_get_ptr();
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settings_t *settings = config_get_ptr();
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struct retro_system_av_info *av_info = video_viewport_get_system_av_info();
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const struct retro_hw_render_callback *hw_render =
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(const struct retro_hw_render_callback*)video_driver_callback();
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bool *recording_enabled = recording_is_enabled();
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if (!*recording_enabled)
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return false;
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if (global->inited.core.type == CORE_TYPE_DUMMY)
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{
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RARCH_WARN("%s\n", msg_hash_to_str(MSG_USING_LIBRETRO_DUMMY_CORE_RECORDING_SKIPPED));
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return false;
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}
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if (!settings->video.gpu_record && hw_render->context_type)
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{
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RARCH_WARN("%s.\n", msg_hash_to_str(MSG_HW_RENDERED_MUST_USE_POSTSHADED_RECORDING));
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return false;
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}
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RARCH_LOG("%s: FPS: %.4f, Sample rate: %.4f\n",
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msg_hash_to_str(MSG_CUSTOM_TIMING_GIVEN),
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(float)av_info->timing.fps,
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(float)av_info->timing.sample_rate);
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strlcpy(recording_file, global->record.path, sizeof(recording_file));
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if (global->record.use_output_dir)
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fill_pathname_join(recording_file,
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global->record.output_dir,
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global->record.path, sizeof(recording_file));
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params.out_width = av_info->geometry.base_width;
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params.out_height = av_info->geometry.base_height;
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params.fb_width = av_info->geometry.max_width;
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params.fb_height = av_info->geometry.max_height;
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params.channels = 2;
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params.filename = recording_file;
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params.fps = av_info->timing.fps;
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params.samplerate = av_info->timing.sample_rate;
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params.pix_fmt = (video_driver_get_pixel_format() == RETRO_PIXEL_FORMAT_XRGB8888) ?
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FFEMU_PIX_ARGB8888 : FFEMU_PIX_RGB565;
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params.config = NULL;
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if (*global->record.config)
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params.config = global->record.config;
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if (settings->video.gpu_record && driver->video->read_viewport)
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{
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struct video_viewport vp = {0};
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video_driver_viewport_info(&vp);
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if (!vp.width || !vp.height)
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{
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RARCH_ERR("Failed to get viewport information from video driver. "
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"Cannot start recording ...\n");
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return false;
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}
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params.out_width = vp.width;
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params.out_height = vp.height;
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params.fb_width = next_pow2(vp.width);
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params.fb_height = next_pow2(vp.height);
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if (settings->video.force_aspect &&
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(video_driver_get_aspect_ratio() > 0.0f))
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params.aspect_ratio = video_driver_get_aspect_ratio();
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else
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params.aspect_ratio = (float)vp.width / vp.height;
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params.pix_fmt = FFEMU_PIX_BGR24;
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global->record.gpu_width = vp.width;
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global->record.gpu_height = vp.height;
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RARCH_LOG("%s %u x %u\n", msg_hash_to_str(MSG_DETECTED_VIEWPORT_OF),
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vp.width, vp.height);
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global->record.gpu_buffer = (uint8_t*)malloc(vp.width * vp.height * 3);
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if (!global->record.gpu_buffer)
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return false;
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}
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else
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{
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if (global->record.width || global->record.height)
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{
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params.out_width = global->record.width;
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params.out_height = global->record.height;
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}
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if (settings->video.force_aspect &&
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(video_driver_get_aspect_ratio() > 0.0f))
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params.aspect_ratio = video_driver_get_aspect_ratio();
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else
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params.aspect_ratio = (float)params.out_width / params.out_height;
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if (settings->video.post_filter_record && video_driver_frame_filter_alive())
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{
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unsigned max_width = 0;
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unsigned max_height = 0;
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if (video_driver_frame_filter_is_32bit())
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params.pix_fmt = FFEMU_PIX_ARGB8888;
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else
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params.pix_fmt = FFEMU_PIX_RGB565;
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rarch_softfilter_get_max_output_size(
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video_driver_frame_filter_get_ptr(),
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&max_width, &max_height);
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params.fb_width = next_pow2(max_width);
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params.fb_height = next_pow2(max_height);
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}
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}
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RARCH_LOG("%s %s @ %ux%u. (FB size: %ux%u pix_fmt: %u)\n",
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msg_hash_to_str(MSG_RECORDING_TO),
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global->record.path,
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params.out_width, params.out_height,
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params.fb_width, params.fb_height,
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(unsigned)params.pix_fmt);
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if (!record_driver_init_first(&driver->recording, &driver->recording_data, ¶ms))
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{
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RARCH_ERR("%s\n", msg_hash_to_str(MSG_FAILED_TO_START_RECORDING));
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event_command(EVENT_CMD_GPU_RECORD_DEINIT);
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return false;
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}
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return true;
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}
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