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driver.c
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/* RetroArch - A frontend for libretro.
* Copyright (C) 2010-2014 - Hans-Kristian Arntzen
*
* 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/>.
*/
#include "driver.h"
#include "general.h"
#include "file.h"
#include "libretro.h"
#include <stdio.h>
#include <string.h>
#include <math.h>
#include "compat/posix_string.h"
#include "audio/utils.h"
#include "audio/resampler.h"
#include "gfx/thread_wrapper.h"
#include "audio/thread_wrapper.h"
#include "gfx/gfx_common.h"
#ifdef HAVE_X11
#include "gfx/context/x11_common.h"
#endif
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
static const audio_driver_t *audio_drivers[] = {
#ifdef HAVE_ALSA
&audio_alsa,
#ifndef __QNX__
&audio_alsathread,
#endif
#endif
#if defined(HAVE_OSS) || defined(HAVE_OSS_BSD)
&audio_oss,
#endif
#ifdef HAVE_RSOUND
&audio_rsound,
#endif
#ifdef HAVE_COREAUDIO
&audio_coreaudio,
#endif
#ifdef HAVE_AL
&audio_openal,
#endif
#ifdef HAVE_SL
&audio_opensl,
#endif
#ifdef HAVE_ROAR
&audio_roar,
#endif
#ifdef HAVE_JACK
&audio_jack,
#endif
#ifdef HAVE_SDL
&audio_sdl,
#endif
#ifdef HAVE_XAUDIO
&audio_xa,
#endif
#ifdef HAVE_DSOUND
&audio_dsound,
#endif
#ifdef HAVE_PULSE
&audio_pulse,
#endif
#ifdef __CELLOS_LV2__
&audio_ps3,
#endif
#ifdef XENON
&audio_xenon360,
#endif
#ifdef GEKKO
&audio_gx,
#endif
#ifdef EMSCRIPTEN
&audio_rwebaudio,
#endif
#ifdef PSP
&audio_psp1,
#endif
#ifdef HAVE_NULLAUDIO
&audio_null,
#endif
NULL,
};
static const video_driver_t *video_drivers[] = {
#ifdef HAVE_OPENGL
&video_gl,
#endif
#ifdef XENON
&video_xenon360,
#endif
#if defined(_XBOX) && (defined(HAVE_D3D8) || defined(HAVE_D3D9)) || defined(HAVE_WIN32_D3D9)
&video_d3d,
#endif
#ifdef SN_TARGET_PSP2
&video_vita,
#endif
#ifdef PSP
&video_psp1,
#endif
#ifdef HAVE_SDL
&video_sdl,
#endif
#ifdef HAVE_XVIDEO
&video_xvideo,
#endif
#ifdef GEKKO
&video_gx,
#endif
#ifdef HAVE_VG
&video_vg,
#endif
#ifdef HAVE_NULLVIDEO
&video_null,
#endif
#ifdef HAVE_LIMA
&video_lima,
#endif
#ifdef HAVE_OMAP
&video_omap,
#endif
NULL,
};
static const input_driver_t *input_drivers[] = {
#ifdef __CELLOS_LV2__
&input_ps3,
#endif
#if defined(SN_TARGET_PSP2) || defined(PSP)
&input_psp,
#endif
#ifdef HAVE_SDL
&input_sdl,
#endif
#ifdef HAVE_DINPUT
&input_dinput,
#endif
#ifdef HAVE_X11
&input_x,
#endif
#ifdef XENON
&input_xenon360,
#endif
#if defined(HAVE_XINPUT2) || defined(HAVE_XINPUT_XBOX1)
&input_xinput,
#endif
#ifdef GEKKO
&input_gx,
#endif
#ifdef ANDROID
&input_android,
#endif
#ifdef HAVE_UDEV
&input_udev,
#endif
#if defined(__linux__) && !defined(ANDROID)
&input_linuxraw,
#endif
#if defined(IOS) || defined(OSX) //< Don't use __APPLE__ as it breaks basic SDL builds
&input_apple,
#endif
#ifdef __BLACKBERRY_QNX__
&input_qnx,
#endif
#ifdef EMSCRIPTEN
&input_rwebinput,
#endif
#ifdef HAVE_NULLINPUT
&input_null,
#endif
NULL,
};
#ifdef HAVE_OSK
static const input_osk_driver_t *osk_drivers[] = {
#ifdef __CELLOS_LV2__
&input_ps3_osk,
#endif
NULL,
};
static int find_osk_driver_index(const char *driver)
{
unsigned i;
for (i = 0; osk_drivers[i]; i++)
if (strcasecmp(driver, osk_drivers[i]->ident) == 0)
return i;
return -1;
}
static void find_osk_driver(void)
{
int i = find_osk_driver_index(g_settings.osk.driver);
if (i >= 0)
driver.osk = osk_drivers[i];
else
{
unsigned d;
RARCH_ERR("Couldn't find any OSK driver named \"%s\"\n", g_settings.osk.driver);
RARCH_LOG_OUTPUT("Available OSK drivers are:\n");
for (d = 0; osk_drivers[d]; d++)
RARCH_LOG_OUTPUT("\t%s\n", osk_drivers[d]->ident);
rarch_fail(1, "find_osk_driver()");
}
}
void find_prev_osk_driver(void)
{
int i = find_osk_driver_index(g_settings.osk.driver);
if (i > 0)
strlcpy(g_settings.osk.driver, osk_drivers[i - 1]->ident, sizeof(g_settings.osk.driver));
else
RARCH_WARN("Couldn't find any previous osk driver (current one: \"%s\").\n", g_settings.osk.driver);
}
void find_next_osk_driver(void)
{
int i = find_osk_driver_index(g_settings.osk.driver);
if (i >= 0 && osk_drivers[i + 1])
strlcpy(g_settings.osk.driver, osk_drivers[i + 1]->ident, sizeof(g_settings.osk.driver));
else
RARCH_WARN("Couldn't find any next osk driver (current one: \"%s\").\n", g_settings.osk.driver);
}
#endif
#ifdef HAVE_CAMERA
static const camera_driver_t *camera_drivers[] = {
#ifdef HAVE_V4L2
&camera_v4l2,
#endif
#ifdef EMSCRIPTEN
&camera_rwebcam,
#endif
#ifdef ANDROID
&camera_android,
#endif
#ifdef IOS
&camera_ios,
#endif
NULL,
};
static int find_camera_driver_index(const char *driver)
{
unsigned i;
for (i = 0; camera_drivers[i]; i++)
if (strcasecmp(driver, camera_drivers[i]->ident) == 0)
return i;
return -1;
}
static void find_camera_driver(void)
{
int i = find_camera_driver_index(g_settings.camera.driver);
if (i >= 0)
driver.camera = camera_drivers[i];
else
{
unsigned d;
RARCH_ERR("Couldn't find any camera driver named \"%s\"\n", g_settings.camera.driver);
RARCH_LOG_OUTPUT("Available camera drivers are:\n");
for (d = 0; camera_drivers[d]; d++)
RARCH_LOG_OUTPUT("\t%s\n", camera_drivers[d]->ident);
rarch_fail(1, "find_camera_driver()");
}
}
void find_prev_camera_driver(void)
{
int i = find_camera_driver_index(g_settings.camera.driver);
if (i > 0)
strlcpy(g_settings.camera.driver, camera_drivers[i - 1]->ident, sizeof(g_settings.camera.driver));
else
RARCH_WARN("Couldn't find any previous camera driver (current one: \"%s\").\n", g_settings.camera.driver);
}
void find_next_camera_driver(void)
{
int i = find_camera_driver_index(g_settings.camera.driver);
if (i >= 0 && camera_drivers[i + 1])
strlcpy(g_settings.camera.driver, camera_drivers[i + 1]->ident, sizeof(g_settings.camera.driver));
else
RARCH_WARN("Couldn't find any next camera driver (current one: \"%s\").\n", g_settings.camera.driver);
}
#endif
#ifdef HAVE_LOCATION
static const location_driver_t *location_drivers[] = {
#ifdef ANDROID
&location_android,
#endif
#if defined(IOS) || defined(OSX)
&location_apple,
#endif
NULL,
};
static int find_location_driver_index(const char *driver)
{
unsigned i;
for (i = 0; location_drivers[i]; i++)
if (strcasecmp(driver, location_drivers[i]->ident) == 0)
return i;
return -1;
}
static void find_location_driver(void)
{
int i = find_location_driver_index(g_settings.location.driver);
if (i >= 0)
driver.location = location_drivers[i];
else
{
unsigned d;
RARCH_ERR("Couldn't find any location driver named \"%s\"\n", g_settings.location.driver);
RARCH_LOG_OUTPUT("Available location drivers are:\n");
for (d = 0; location_drivers[d]; d++)
RARCH_LOG_OUTPUT("\t%s\n", location_drivers[d]->ident);
rarch_fail(1, "find_location_driver()");
}
}
void find_prev_location_driver(void)
{
int i = find_location_driver_index(g_settings.location.driver);
if (i > 0)
strlcpy(g_settings.location.driver, location_drivers[i - 1]->ident, sizeof(g_settings.location.driver));
else
RARCH_WARN("Couldn't find any previous location driver (current one: \"%s\").\n", g_settings.location.driver);
}
void find_next_location_driver(void)
{
int i = find_location_driver_index(g_settings.location.driver);
if (i >= 0 && location_drivers[i + 1])
strlcpy(g_settings.location.driver, location_drivers[i + 1]->ident, sizeof(g_settings.location.driver));
else
RARCH_WARN("Couldn't find any next location driver (current one: \"%s\").\n", g_settings.location.driver);
}
#endif
static int find_audio_driver_index(const char *driver)
{
unsigned i;
for (i = 0; audio_drivers[i]; i++)
if (strcasecmp(driver, audio_drivers[i]->ident) == 0)
return i;
return -1;
}
static int find_video_driver_index(const char *driver)
{
unsigned i;
for (i = 0; video_drivers[i]; i++)
if (strcasecmp(driver, video_drivers[i]->ident) == 0)
return i;
return -1;
}
static int find_input_driver_index(const char *driver)
{
unsigned i;
for (i = 0; input_drivers[i]; i++)
if (strcasecmp(driver, input_drivers[i]->ident) == 0)
return i;
return -1;
}
static void find_audio_driver(void)
{
int i = find_audio_driver_index(g_settings.audio.driver);
if (i >= 0)
driver.audio = audio_drivers[i];
else
{
unsigned d;
RARCH_ERR("Couldn't find any audio driver named \"%s\"\n", g_settings.audio.driver);
RARCH_LOG_OUTPUT("Available audio drivers are:\n");
for (d = 0; audio_drivers[d]; d++)
RARCH_LOG_OUTPUT("\t%s\n", audio_drivers[d]->ident);
rarch_fail(1, "find_audio_driver()");
}
}
void find_prev_audio_driver(void)
{
int i = find_audio_driver_index(g_settings.audio.driver);
if (i > 0)
strlcpy(g_settings.audio.driver, audio_drivers[i - 1]->ident, sizeof(g_settings.audio.driver));
else
RARCH_WARN("Couldn't find any previous audio driver (current one: \"%s\").\n", g_settings.audio.driver);
}
void find_next_audio_driver(void)
{
int i = find_audio_driver_index(g_settings.audio.driver);
if (i >= 0 && audio_drivers[i + 1])
strlcpy(g_settings.audio.driver, audio_drivers[i + 1]->ident, sizeof(g_settings.audio.driver));
else
RARCH_WARN("Couldn't find any next audio driver (current one: \"%s\").\n", g_settings.audio.driver);
}
static void find_video_driver(void)
{
#if defined(HAVE_OPENGL) && defined(HAVE_FBO)
if (g_extern.system.hw_render_callback.context_type)
{
RARCH_LOG("Using HW render, OpenGL driver forced.\n");
driver.video = &video_gl;
return;
}
#endif
int i = find_video_driver_index(g_settings.video.driver);
if (i >= 0)
driver.video = video_drivers[i];
else
{
unsigned d;
RARCH_ERR("Couldn't find any video driver named \"%s\"\n", g_settings.video.driver);
RARCH_LOG_OUTPUT("Available video drivers are:\n");
for (d = 0; video_drivers[d]; d++)
RARCH_LOG_OUTPUT("\t%s\n", video_drivers[d]->ident);
rarch_fail(1, "find_video_driver()");
}
}
void find_prev_video_driver(void)
{
// No need to enforce GL if HW render. This is done at driver init anyways.
int i = find_video_driver_index(g_settings.video.driver);
if (i > 0)
strlcpy(g_settings.video.driver, video_drivers[i - 1]->ident, sizeof(g_settings.video.driver));
else
RARCH_WARN("Couldn't find any previous video driver (current one: \"%s\").\n", g_settings.video.driver);
}
void find_next_video_driver(void)
{
// No need to enforce GL if HW render. This is done at driver init anyways.
int i = find_video_driver_index(g_settings.video.driver);
if (i >= 0 && video_drivers[i + 1])
strlcpy(g_settings.video.driver, video_drivers[i + 1]->ident, sizeof(g_settings.video.driver));
else
RARCH_WARN("Couldn't find any next video driver (current one: \"%s\").\n", g_settings.video.driver);
}
static void find_input_driver(void)
{
int i = find_input_driver_index(g_settings.input.driver);
if (i >= 0)
driver.input = input_drivers[i];
else
{
unsigned d;
RARCH_ERR("Couldn't find any input driver named \"%s\"\n", g_settings.input.driver);
RARCH_LOG_OUTPUT("Available input drivers are:\n");
for (d = 0; input_drivers[d]; d++)
RARCH_LOG_OUTPUT("\t%s\n", input_drivers[d]->ident);
rarch_fail(1, "find_input_driver()");
}
}
void find_prev_input_driver(void)
{
int i = find_input_driver_index(g_settings.input.driver);
if (i > 0)
strlcpy(g_settings.input.driver, input_drivers[i - 1]->ident, sizeof(g_settings.input.driver));
else
RARCH_ERR("Couldn't find any previous input driver (current one: \"%s\").\n", g_settings.input.driver);
}
void find_next_input_driver(void)
{
int i = find_input_driver_index(g_settings.input.driver);
if (i >= 0 && input_drivers[i + 1])
strlcpy(g_settings.input.driver, input_drivers[i + 1]->ident, sizeof(g_settings.input.driver));
else
RARCH_ERR("Couldn't find any next input driver (current one: \"%s\").\n", g_settings.input.driver);
}
void init_drivers_pre(void)
{
find_audio_driver();
find_video_driver();
find_input_driver();
#ifdef HAVE_CAMERA
find_camera_driver();
#endif
#ifdef HAVE_LOCATION
find_location_driver();
#endif
#ifdef HAVE_OSK
find_osk_driver();
#endif
}
static void adjust_system_rates(void)
{
g_extern.system.force_nonblock = false;
const struct retro_system_timing *info = &g_extern.system.av_info.timing;
if (info->fps <= 0.0 || info->sample_rate <= 0.0)
return;
float timing_skew = fabs(1.0f - info->fps / g_settings.video.refresh_rate);
if (timing_skew > 0.05f) // We don't want to adjust pitch too much. If we have extreme cases, just don't readjust at all.
{
RARCH_LOG("Timings deviate too much. Will not adjust. (Display = %.2f Hz, Game = %.2f Hz)\n",
g_settings.video.refresh_rate,
(float)info->fps);
// We won't be able to do VSync reliably as game FPS > monitor FPS.
if (info->fps > g_settings.video.refresh_rate)
{
g_extern.system.force_nonblock = true;
RARCH_LOG("Game FPS > Monitor FPS. Cannot rely on VSync.\n");
}
g_settings.audio.in_rate = info->sample_rate;
}
else
g_settings.audio.in_rate = info->sample_rate *
(g_settings.video.refresh_rate / info->fps);
RARCH_LOG("Set audio input rate to: %.2f Hz.\n", g_settings.audio.in_rate);
if (driver.video_data)
{
if (g_extern.system.force_nonblock)
video_set_nonblock_state_func(true);
else
driver_set_nonblock_state(driver.nonblock_state);
}
}
void driver_set_monitor_refresh_rate(float hz)
{
char msg[256];
snprintf(msg, sizeof(msg), "Setting refresh rate to: %.3f Hz.", hz);
msg_queue_push(g_extern.msg_queue, msg, 1, 180);
RARCH_LOG("%s\n", msg);
g_settings.video.refresh_rate = hz;
adjust_system_rates();
g_extern.audio_data.orig_src_ratio =
g_extern.audio_data.src_ratio =
(double)g_settings.audio.out_rate / g_settings.audio.in_rate;
}
void driver_set_nonblock_state(bool nonblock)
{
// Only apply non-block-state for video if we're using vsync.
if (g_extern.video_active && driver.video_data)
{
bool video_nb = nonblock;
if (!g_settings.video.vsync || g_extern.system.force_nonblock)
video_nb = true;
video_set_nonblock_state_func(video_nb);
}
if (g_extern.audio_active && driver.audio_data)
audio_set_nonblock_state_func(g_settings.audio.sync ? nonblock : true);
g_extern.audio_data.chunk_size = nonblock ?
g_extern.audio_data.nonblock_chunk_size : g_extern.audio_data.block_chunk_size;
}
bool driver_set_rumble_state(unsigned port, enum retro_rumble_effect effect, uint16_t strength)
{
if (driver.input && driver.input_data && driver.input->set_rumble)
return driver.input->set_rumble(driver.input_data, port, effect, strength);
else
return false;
}
bool driver_set_sensor_state(unsigned port, enum retro_sensor_action action, unsigned rate)
{
if (driver.input && driver.input_data && driver.input->set_sensor_state)
return driver.input->set_sensor_state(driver.input_data, port, action, rate);
else
return false;
}
float driver_sensor_get_input(unsigned port, unsigned id)
{
if (driver.input && driver.input_data && driver.input->get_sensor_input)
return driver.input->get_sensor_input(driver.input_data, port, id);
else
return 0.0f;
}
#ifdef HAVE_CAMERA
bool driver_camera_start(void)
{
if (driver.camera && driver.camera_data)
return driver.camera->start(driver.camera_data);
else
return false;
}
void driver_camera_stop(void)
{
if (driver.camera && driver.camera_data)
driver.camera->stop(driver.camera_data);
}
void driver_camera_poll(void)
{
if (driver.camera && driver.camera_data)
{
driver.camera->poll(driver.camera_data,
g_extern.system.camera_callback.frame_raw_framebuffer,
g_extern.system.camera_callback.frame_opengl_texture);
}
}
#endif
#ifdef HAVE_LOCATION
bool driver_location_start(void)
{
if (driver.location && driver.location_data)
return driver.location->start(driver.location_data);
else
return false;
}
void driver_location_stop(void)
{
if (driver.location && driver.location_data)
driver.location->stop(driver.location_data);
}
void driver_location_set_interval(unsigned interval_msecs, unsigned interval_distance)
{
if (driver.location && driver.location_data)
driver.location->set_interval(driver.location_data, interval_msecs, interval_distance);
}
bool driver_location_get_position(double *lat, double *lon, double *horiz_accuracy,
double *vert_accuracy)
{
if (driver.location && driver.location_data)
return driver.location->get_position(driver.location_data, lat, lon, horiz_accuracy, vert_accuracy);
*lat = 0.0;
*lon = 0.0;
*horiz_accuracy = 0.0;
*vert_accuracy = 0.0;
return false;
}
#endif
uintptr_t driver_get_current_framebuffer(void)
{
#ifdef HAVE_FBO
if (driver.video_poke && driver.video_poke->get_current_framebuffer)
return driver.video_poke->get_current_framebuffer(driver.video_data);
else
#endif
return 0;
}
retro_proc_address_t driver_get_proc_address(const char *sym)
{
#ifdef HAVE_FBO
if (driver.video_poke && driver.video_poke->get_proc_address)
return driver.video_poke->get_proc_address(driver.video_data, sym);
else
#endif
return NULL;
}
bool driver_update_system_av_info(const struct retro_system_av_info *info)
{
g_extern.system.av_info = *info;
rarch_set_fullscreen(g_settings.video.fullscreen);
// Cannot continue recording with different parameters.
// Take the easiest route out and just restart the recording.
#ifdef HAVE_FFMPEG
if (g_extern.recording)
{
static const char *msg = "Restarting FFmpeg recording due to driver reinit.";
msg_queue_push(g_extern.msg_queue, msg, 2, 180);
RARCH_WARN("%s\n", msg);
rarch_deinit_recording();
rarch_init_recording();
}
#endif
return true;
}
// Only called once on init and deinit.
// Video and input drivers need to be active (owned)
// before retroarch core starts.
// Core handles audio.
void global_init_drivers(void)
{
find_audio_driver();
find_input_driver();
init_video_input();
}
void global_uninit_drivers(void)
{
if (driver.video && driver.video_data)
{
driver.video->free(driver.video_data);
driver.video_data = NULL;
}
if (driver.input && driver.input_data)
{
driver.input->free(driver.input_data);
driver.input_data = NULL;
}
#ifdef HAVE_CAMERA
if (driver.camera && driver.camera_data)
{
if (g_extern.system.camera_callback.deinitialized)
g_extern.system.camera_callback.deinitialized();
driver.camera->free(driver.camera_data);
driver.camera_data = NULL;
}
#endif
#ifdef HAVE_LOCATION
if (driver.location && driver.location_data)
{
if (g_extern.system.location_callback.deinitialized)
g_extern.system.location_callback.deinitialized();
driver.location->free(driver.location_data);
driver.location_data = NULL;
}
#endif
#ifdef HAVE_OSK
if (driver.osk && driver.osk_data)
{
driver.osk->free(driver.osk_data);
driver.osk_data = NULL;
}
#endif
}
#ifdef HAVE_CAMERA
void init_camera(void)
{
// Resource leaks will follow if camera is initialized twice.
if (driver.camera_data)
return;
find_camera_driver();
driver.camera_data = camera_init_func(
*g_settings.camera.device ? g_settings.camera.device : NULL,
g_extern.system.camera_callback.caps,
g_settings.camera.width ? g_settings.camera.width : g_extern.system.camera_callback.width,
g_settings.camera.height ? g_settings.camera.height : g_extern.system.camera_callback.height);
if (!driver.camera_data)
{
RARCH_ERR("Failed to initialize camera driver. Will continue without camera.\n");
g_extern.camera_active = false;
}
if (g_extern.system.camera_callback.initialized)
g_extern.system.camera_callback.initialized();
}
#endif
#ifdef HAVE_LOCATION
void init_location(void)
{
// Resource leaks will follow if location interface is initialized twice.
if (driver.location_data)
return;
find_location_driver();
driver.location_data = location_init_func();
if (!driver.location_data)
{
RARCH_ERR("Failed to initialize location driver. Will continue without location.\n");
g_extern.location_active = false;
}
if (g_extern.system.location_callback.initialized)
g_extern.system.location_callback.initialized();
}
#endif
#ifdef HAVE_OSK
void init_osk(void)
{
// Resource leaks will follow if osk is initialized twice.
if (driver.osk_data)
return;
find_osk_driver();
//FIXME - refactor params later based on semantics
driver.osk_data = osk_init_func(0);
if (!driver.osk_data)
{
RARCH_ERR("Failed to initialize OSK driver. Will continue without OSK.\n");
g_extern.osk_active = false;
}
}
#endif
void init_drivers(void)
{
driver.video_data_own = !driver.video_data;
driver.audio_data_own = !driver.audio_data;
driver.input_data_own = !driver.input_data;
#ifdef HAVE_CAMERA
driver.camera_data_own = !driver.camera_data;
#endif
#ifdef HAVE_LOCATION
driver.location_data_own = !driver.location_data;
#endif
#ifdef HAVE_OSK
driver.osk_data_own = !driver.osk_data;
#endif
adjust_system_rates();
g_extern.frame_count = 0;
init_video_input();
if (!driver.video_cache_context_ack && g_extern.system.hw_render_callback.context_reset)
g_extern.system.hw_render_callback.context_reset();
driver.video_cache_context_ack = false;
init_audio();
#ifdef HAVE_CAMERA
// Only init camera driver if we're ever going to use it.
if (g_extern.camera_active)
init_camera();
#endif
#ifdef HAVE_LOCATION
// Only init location driver if we're ever going to use it.
if (g_extern.location_active)
init_location();
#endif
#ifdef HAVE_OSK
init_osk();
#endif
// Keep non-throttled state as good as possible.
if (driver.nonblock_state)
driver_set_nonblock_state(driver.nonblock_state);
g_extern.system.frame_time_last = 0;
}
#ifdef HAVE_CAMERA
void uninit_camera(void)
{
if (driver.camera_data && driver.camera)
{
if (g_extern.system.camera_callback.deinitialized)
g_extern.system.camera_callback.deinitialized();
driver.camera->free(driver.camera_data);
}
}
#endif
#ifdef HAVE_LOCATION
void uninit_location(void)
{
if (driver.location_data && driver.location)
{
if (g_extern.system.location_callback.deinitialized)
g_extern.system.location_callback.deinitialized();
driver.location->free(driver.location_data);
}
}
#endif
#ifdef HAVE_OSK
void uninit_osk(void)
{
if (driver.osk_data && driver.osk)
driver.osk->free(driver.osk_data);
}
#endif
void uninit_drivers(void)
{
uninit_audio();
if (g_extern.system.hw_render_callback.context_destroy && !driver.video_cache_context)
g_extern.system.hw_render_callback.context_destroy();
uninit_video_input();
#ifdef HAVE_CAMERA
uninit_camera();
if (driver.camera_data_own)
driver.camera_data = NULL;
#endif
#ifdef HAVE_LOCATION
uninit_location();
if (driver.location_data_own)
driver.location_data = NULL;
#endif
#ifdef HAVE_OSK
uninit_osk();
if (driver.osk_data_own)
driver.osk_data = NULL;
#endif
if (driver.video_data_own)
driver.video_data = NULL;
if (driver.audio_data_own)
driver.audio_data = NULL;
if (driver.input_data_own)
driver.input_data = NULL;
#ifdef HAVE_CAMERA
driver.camera_data_own = false;
#endif
#ifdef HAVE_LOCATION
driver.location_data_own = false;
#endif
#ifdef HAVE_OSK
driver.osk_data_own = false;
#endif
driver.video_data_own = false;
driver.audio_data_own = false;
driver.input_data_own = false;
}
#ifdef HAVE_DYLIB
static void init_dsp_plugin(void)
{
if (!(*g_settings.audio.dsp_plugin))
return;
rarch_dsp_info_t info = {0};
g_extern.audio_data.dsp_lib = dylib_load(g_settings.audio.dsp_plugin);
if (!g_extern.audio_data.dsp_lib)
{
RARCH_ERR("Failed to open DSP plugin: \"%s\" ...\n", g_settings.audio.dsp_plugin);
return;
}
const rarch_dsp_plugin_t* (RARCH_API_CALLTYPE *plugin_init)(void) =
(const rarch_dsp_plugin_t *(RARCH_API_CALLTYPE*)(void))dylib_proc(g_extern.audio_data.dsp_lib, "rarch_dsp_plugin_init");
if (!plugin_init)
{
RARCH_ERR("Failed to find symbol \"rarch_dsp_plugin_init\" in DSP plugin.\n");
goto error;
}
g_extern.audio_data.dsp_plugin = plugin_init();
if (!g_extern.audio_data.dsp_plugin)
{
RARCH_ERR("Failed to get a valid DSP plugin.\n");
goto error;
}
if (g_extern.audio_data.dsp_plugin->api_version != RARCH_DSP_API_VERSION)