void find_camera_driver(void)
{
driver_t *driver = driver_get_ptr();
settings_t *settings = config_get_ptr();
int i = find_driver_index("camera_driver", settings->camera.driver);
if (i >= 0)
driver->camera = (const camera_driver_t*)camera_driver_find_handle(i);
else
{
unsigned d;
RARCH_ERR("Couldn't find any camera driver named \"%s\"\n",
settings->camera.driver);
RARCH_LOG_OUTPUT("Available camera drivers are:\n");
for (d = 0; camera_driver_find_handle(d); d++)
RARCH_LOG_OUTPUT("\t%s\n", camera_driver_find_ident(d));
RARCH_WARN("Going to default to first camera driver...\n");
driver->camera = (const camera_driver_t*)camera_driver_find_handle(0);
if (!driver->camera)
retro_fail(1, "find_camera_driver()");
}
}
/**
* find_driver_nonempty:
* @label : string of driver type to be found.
* @i : index of driver.
* @str : identifier name of the found driver
* gets written to this string.
* @len : size of @str.
*
* Find driver based on @label.
*
* Returns: NULL if no driver based on @label found, otherwise
* pointer to driver.
**/
static const void *find_driver_nonempty(const char *label, int i,
char *s, size_t len)
{
const void *drv = NULL;
uint32_t hash = msg_hash_calculate(label);
switch (hash)
{
case HASH_CAMERA_DRIVER:
drv = camera_driver_find_handle(i);
if (drv)
strlcpy(s, camera_driver_find_ident(i), len);
break;
case HASH_LOCATION_DRIVER:
drv = location_driver_find_handle(i);
if (drv)
strlcpy(s, location_driver_find_ident(i), len);
break;
case HASH_MENU_DRIVER:
#ifdef HAVE_MENU
drv = menu_driver_find_handle(i);
if (drv)
strlcpy(s, menu_driver_find_ident(i), len);
#endif
break;
case HASH_INPUT_DRIVER:
drv = input_driver_find_handle(i);
if (drv)
strlcpy(s, input_driver_find_ident(i), len);
break;
case HASH_INPUT_JOYPAD_DRIVER:
drv = joypad_driver_find_handle(i);
if (drv)
strlcpy(s, joypad_driver_find_ident(i), len);
break;
case HASH_VIDEO_DRIVER:
drv = video_driver_find_handle(i);
if (drv)
strlcpy(s, video_driver_find_ident(i), len);
break;
case HASH_AUDIO_DRIVER:
drv = audio_driver_find_handle(i);
if (drv)
strlcpy(s, audio_driver_find_ident(i), len);
break;
case HASH_RECORD_DRIVER:
drv = record_driver_find_handle(i);
if (drv)
strlcpy(s, record_driver_find_ident(i), len);
break;
case HASH_AUDIO_RESAMPLER_DRIVER:
drv = audio_resampler_driver_find_handle(i);
if (drv)
strlcpy(s, audio_resampler_driver_find_ident(i), len);
break;
}
return drv;
}
/**
* config_get_camera_driver_options:
*
* Get an enumerated list of all camera driver names,
* separated by '|'.
*
* Returns: string listing of all camera driver names,
* separated by '|'.
**/
const char* config_get_camera_driver_options(void)
{
union string_list_elem_attr attr;
unsigned i;
char *options = NULL;
int options_len = 0;
struct string_list *options_l = string_list_new();
attr.i = 0;
if (!options_l)
return NULL;
for (i = 0; camera_driver_find_handle(i); i++)
{
const char *opt = camera_driver_find_ident(i);
options_len += strlen(opt) + 1;
string_list_append(options_l, opt, attr);
}
options = (char*)calloc(options_len, sizeof(char));
if (!options)
{
string_list_free(options_l);
options_l = NULL;
return NULL;
}
string_list_join_concat(options, options_len, options_l, "|");
string_list_free(options_l);
options_l = NULL;
return options;
}
struct string_list *string_list_new_special(enum string_list_type type,
void *data, unsigned *len, size_t *list_size)
{
union string_list_elem_attr attr;
unsigned i;
core_info_list_t *core_info_list = NULL;
const core_info_t *core_info = NULL;
struct string_list *s = string_list_new();
if (!s || !len)
goto error;
attr.i = 0;
*len = 0;
switch (type)
{
case STRING_LIST_MENU_DRIVERS:
#ifdef HAVE_MENU
for (i = 0; menu_driver_find_handle(i); i++)
{
const char *opt = menu_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
#endif
case STRING_LIST_CAMERA_DRIVERS:
#ifdef HAVE_CAMERA
for (i = 0; camera_driver_find_handle(i); i++)
{
const char *opt = camera_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
#endif
case STRING_LIST_LOCATION_DRIVERS:
#ifdef HAVE_LOCATION
for (i = 0; location_driver_find_handle(i); i++)
{
const char *opt = location_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(options_l, opt, attr);
}
break;
#endif
case STRING_LIST_AUDIO_DRIVERS:
for (i = 0; audio_driver_find_handle(i); i++)
{
const char *opt = audio_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
case STRING_LIST_AUDIO_RESAMPLER_DRIVERS:
for (i = 0; audio_resampler_driver_find_handle(i); i++)
{
const char *opt = audio_resampler_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
case STRING_LIST_VIDEO_DRIVERS:
for (i = 0; video_driver_find_handle(i); i++)
{
const char *opt = video_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
case STRING_LIST_INPUT_DRIVERS:
for (i = 0; input_driver_find_handle(i); i++)
{
const char *opt = input_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
case STRING_LIST_INPUT_HID_DRIVERS:
for (i = 0; hid_driver_find_handle(i); i++)
{
const char *opt = hid_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
case STRING_LIST_INPUT_JOYPAD_DRIVERS:
for (i = 0; joypad_driver_find_handle(i); i++)
{
const char *opt = joypad_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
case STRING_LIST_RECORD_DRIVERS:
for (i = 0; record_driver_find_handle(i); i++)
{
const char *opt = record_driver_find_ident(i);
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
case STRING_LIST_SUPPORTED_CORES_PATHS:
core_info_get_list(&core_info_list);
core_info_list_get_supported_cores(core_info_list,
(const char*)data, &core_info, list_size);
if (!core_info)
goto error;
if (*list_size == 0)
goto error;
for (i = 0; i < *list_size; i++)
{
const core_info_t *info = (const core_info_t*)&core_info[i];
const char *opt = info->path;
if (!opt)
goto error;
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
case STRING_LIST_SUPPORTED_CORES_NAMES:
core_info_get_list(&core_info_list);
core_info_list_get_supported_cores(core_info_list,
(const char*)data, &core_info, list_size);
if (!core_info)
goto error;
if (*list_size == 0)
goto error;
for (i = 0; i < *list_size; i++)
{
const char *opt = NULL;
core_info_t *info = (core_info_t*)&core_info[i];
if (!info)
goto error;
opt = info->display_name;
if (!opt)
goto error;
*len += strlen(opt) + 1;
string_list_append(s, opt, attr);
}
break;
case STRING_LIST_NONE:
default:
goto error;
}
return s;
error:
string_list_free(s);
s = NULL;
return NULL;
}
/**
* find_driver_nonempty:
* @label : string of driver type to be found.
* @i : index of driver.
* @str : identifier name of the found driver
* gets written to this string.
* @sizeof_str : size of @str.
*
* Find driver based on @label.
*
* Returns: NULL if no driver based on @label found, otherwise
* pointer to driver.
**/
static const void *find_driver_nonempty(const char *label, int i,
char *str, size_t sizeof_str)
{
const void *drv = NULL;
if (!strcmp(label, "camera_driver"))
{
drv = camera_driver_find_handle(i);
if (drv)
strlcpy(str, camera_driver_find_ident(i), sizeof_str);
}
else if (!strcmp(label, "location_driver"))
{
drv = location_driver_find_handle(i);
if (drv)
strlcpy(str, location_driver_find_ident(i), sizeof_str);
}
#ifdef HAVE_MENU
else if (!strcmp(label, "menu_driver"))
{
drv = menu_driver_find_handle(i);
if (drv)
strlcpy(str, menu_driver_find_ident(i), sizeof_str);
}
#endif
else if (!strcmp(label, "input_driver"))
{
drv = input_driver_find_handle(i);
if (drv)
strlcpy(str, input_driver_find_ident(i), sizeof_str);
}
else if (!strcmp(label, "input_joypad_driver"))
{
drv = joypad_driver_find_handle(i);
if (drv)
strlcpy(str, joypad_driver_find_ident(i), sizeof_str);
}
else if (!strcmp(label, "video_driver"))
{
drv = video_driver_find_handle(i);
if (drv)
strlcpy(str, video_driver_find_ident(i), sizeof_str);
}
else if (!strcmp(label, "audio_driver"))
{
drv = audio_driver_find_handle(i);
if (drv)
strlcpy(str, audio_driver_find_ident(i), sizeof_str);
}
else if (!strcmp(label, "record_driver"))
{
drv = record_driver_find_handle(i);
if (drv)
strlcpy(str, record_driver_find_ident(i), sizeof_str);
}
else if (!strcmp(label, "audio_resampler_driver"))
{
drv = audio_resampler_driver_find_handle(i);
if (drv)
strlcpy(str, audio_resampler_driver_find_ident(i), sizeof_str);
}
return drv;
}
/**
* find_driver_nonempty:
* @label : string of driver type to be found.
* @i : index of driver.
* @str : identifier name of the found driver
* gets written to this string.
* @len : size of @str.
*
* Find driver based on @label.
*
* Returns: NULL if no driver based on @label found, otherwise
* pointer to driver.
**/
static const void *find_driver_nonempty(const char *label, int i,
char *s, size_t len)
{
const void *drv = NULL;
if (string_is_equal(label, "camera_driver"))
{
drv = camera_driver_find_handle(i);
if (drv)
strlcpy(s, camera_driver_find_ident(i), len);
}
else if (string_is_equal(label, "location_driver"))
{
drv = location_driver_find_handle(i);
if (drv)
strlcpy(s, location_driver_find_ident(i), len);
}
#ifdef HAVE_MENU
else if (string_is_equal(label, "menu_driver"))
{
drv = menu_driver_find_handle(i);
if (drv)
strlcpy(s, menu_driver_find_ident(i), len);
}
#endif
else if (string_is_equal(label, "input_driver"))
{
drv = input_driver_find_handle(i);
if (drv)
strlcpy(s, input_driver_find_ident(i), len);
}
else if (string_is_equal(label, "input_joypad_driver"))
{
drv = joypad_driver_find_handle(i);
if (drv)
strlcpy(s, joypad_driver_find_ident(i), len);
}
else if (string_is_equal(label, "video_driver"))
{
drv = video_driver_find_handle(i);
if (drv)
strlcpy(s, video_driver_find_ident(i), len);
}
else if (string_is_equal(label, "audio_driver"))
{
drv = audio_driver_find_handle(i);
if (drv)
strlcpy(s, audio_driver_find_ident(i), len);
}
else if (string_is_equal(label, "record_driver"))
{
drv = record_driver_find_handle(i);
if (drv)
strlcpy(s, record_driver_find_ident(i), len);
}
else if (string_is_equal(label, "midi_driver"))
{
drv = midi_driver_find_handle(i);
if (drv)
strlcpy(s, midi_driver_find_ident(i), len);
}
else if (string_is_equal(label, "audio_resampler_driver"))
{
drv = audio_resampler_driver_find_handle(i);
if (drv)
strlcpy(s, audio_resampler_driver_find_ident(i), len);
}
else if (string_is_equal(label, "wifi_driver"))
{
drv = wifi_driver_find_handle(i);
if (drv)
strlcpy(s, wifi_driver_find_ident(i), len);
}
return drv;
}
bool camera_driver_ctl(enum rarch_camera_ctl_state state, void *data)
{
settings_t *settings = config_get_ptr();
static struct retro_camera_callback camera_cb;
static const camera_driver_t *camera_driver = NULL;
static void *camera_data = NULL;
static bool camera_driver_active = false;
static bool camera_driver_data_own = false;
switch (state)
{
case RARCH_CAMERA_CTL_DESTROY:
camera_driver_active = false;
camera_driver_data_own = false;
camera_driver = NULL;
camera_data = NULL;
break;
case RARCH_CAMERA_CTL_SET_OWN_DRIVER:
camera_driver_data_own = true;
break;
case RARCH_CAMERA_CTL_UNSET_OWN_DRIVER:
camera_driver_data_own = false;
break;
case RARCH_CAMERA_CTL_OWNS_DRIVER:
return camera_driver_data_own;
case RARCH_CAMERA_CTL_SET_ACTIVE:
camera_driver_active = true;
break;
case RARCH_CAMERA_CTL_FIND_DRIVER:
{
int i;
driver_ctx_info_t drv;
drv.label = "camera_driver";
drv.s = settings->camera.driver;
driver_ctl(RARCH_DRIVER_CTL_FIND_INDEX, &drv);
i = drv.len;
if (i >= 0)
camera_driver = (const camera_driver_t*)camera_driver_find_handle(i);
else
{
unsigned d;
RARCH_ERR("Couldn't find any camera driver named \"%s\"\n",
settings->camera.driver);
RARCH_LOG_OUTPUT("Available camera drivers are:\n");
for (d = 0; camera_driver_find_handle(d); d++)
RARCH_LOG_OUTPUT("\t%s\n", camera_driver_find_ident(d));
RARCH_WARN("Going to default to first camera driver...\n");
camera_driver = (const camera_driver_t*)camera_driver_find_handle(0);
if (!camera_driver)
retro_fail(1, "find_camera_driver()");
}
}
break;
case RARCH_CAMERA_CTL_UNSET_ACTIVE:
camera_driver_active = false;
break;
case RARCH_CAMERA_CTL_IS_ACTIVE:
return camera_driver_active;
case RARCH_CAMERA_CTL_DEINIT:
if (camera_data && camera_driver)
{
if (camera_cb.deinitialized)
camera_cb.deinitialized();
if (camera_driver->free)
camera_driver->free(camera_data);
}
camera_data = NULL;
break;
case RARCH_CAMERA_CTL_STOP:
if ( camera_driver
&& camera_driver->stop
&& camera_data)
camera_driver->stop(camera_data);
break;
case RARCH_CAMERA_CTL_START:
if (camera_driver && camera_data && camera_driver->start)
{
if (settings->camera.allow)
return camera_driver->start(camera_data);
runloop_msg_queue_push(
"Camera is explicitly disabled.\n", 1, 180, false);
}
return false;
case RARCH_CAMERA_CTL_POLL:
if (!camera_cb.caps)
return false;
if (!camera_driver || !camera_driver->poll || !camera_data)
return false;
camera_driver->poll(camera_data,
camera_cb.frame_raw_framebuffer,
camera_cb.frame_opengl_texture);
break;
case RARCH_CAMERA_CTL_SET_CB:
{
struct retro_camera_callback *cb =
(struct retro_camera_callback*)data;
camera_cb = *cb;
}
break;
case RARCH_CAMERA_CTL_INIT:
/* Resource leaks will follow if camera is initialized twice. */
if (camera_data)
return false;
camera_driver_ctl(RARCH_CAMERA_CTL_FIND_DRIVER, NULL);
camera_data = camera_driver->init(
*settings->camera.device ? settings->camera.device : NULL,
camera_cb.caps,
settings->camera.width ?
settings->camera.width : camera_cb.width,
settings->camera.height ?
settings->camera.height : camera_cb.height);
if (!camera_data)
{
RARCH_ERR("Failed to initialize camera driver. Will continue without camera.\n");
camera_driver_ctl(RARCH_CAMERA_CTL_UNSET_ACTIVE, NULL);
}
if (camera_cb.initialized)
camera_cb.initialized();
break;
default:
break;
}
return false;
}
