rarch_softfilter_t *rarch_softfilter_new(const char *filter_config,
unsigned threads,
enum retro_pixel_format in_pixel_format,
unsigned max_width, unsigned max_height)
{
softfilter_simd_mask_t cpu_features = retro_get_cpu_features();
char basedir[PATH_MAX_LENGTH] = {0};
struct string_list *plugs = NULL;
rarch_softfilter_t *filt = NULL;
(void)basedir;
filt = (rarch_softfilter_t*)calloc(1, sizeof(*filt));
if (!filt)
return NULL;
filt->conf = config_file_new(filter_config);
if (!filt->conf)
{
RARCH_ERR("[SoftFilter]: Did not find config: %s\n", filter_config);
goto error;
}
#if defined(HAVE_DYLIB)
fill_pathname_basedir(basedir, filter_config, sizeof(basedir));
plugs = dir_list_new(basedir, EXT_EXECUTABLES, false, false);
if (!plugs)
{
RARCH_ERR("[SoftFilter]: Could not build up string list...\n");
goto error;
}
#endif
if (!append_softfilter_plugs(filt, plugs))
{
RARCH_ERR("[SoftFitler]: Failed to append softfilter plugins...\n");
goto error;
}
if (plugs)
string_list_free(plugs);
plugs = NULL;
if (!create_softfilter_graph(filt, in_pixel_format,
max_width, max_height, cpu_features, threads))
{
RARCH_ERR("[SoftFitler]: Failed to create softfilter graph...\n");
goto error;
}
return filt;
error:
if (plugs)
string_list_free(plugs);
plugs = NULL;
rarch_softfilter_free(filt);
return NULL;
}
static void deinit_video_filter(void)
{
rarch_softfilter_free(video_state.filter.filter);
#ifdef _3DS
linearFree(video_state.filter.buffer);
#else
free(video_state.filter.buffer);
#endif
memset(&video_state.filter, 0, sizeof(video_state.filter));
}
static void deinit_video_filter(void)
{
rarch_softfilter_free(video_state.filter.filter);
free(video_state.filter.buffer);
memset(&video_state.filter, 0, sizeof(video_state.filter));
}
rarch_softfilter_t *rarch_softfilter_new(const char *filter_path,
unsigned threads,
enum retro_pixel_format in_pixel_format,
unsigned max_width, unsigned max_height)
{
unsigned i, cpu_features, output_fmts, input_fmts, input_fmt;
softfilter_get_implementation_t cb;
i = 0;
(void)i;
(void)filter_path;
rarch_softfilter_t *filt = (rarch_softfilter_t*)calloc(1, sizeof(*filt));
if (!filt)
return NULL;
cb = NULL;
#if defined(HAVE_FILTERS_BUILTIN)
cb = (softfilter_get_implementation_t)softfilter_get_implementation_from_idx(g_settings.video.filter_idx);
#elif defined(HAVE_DYLIB)
filt->lib = dylib_load(filter_path);
if (!filt->lib)
goto error;
cb = (softfilter_get_implementation_t)dylib_proc(filt->lib, "softfilter_get_implementation");
#endif
if (!cb)
{
RARCH_ERR("Couldn't find softfilter symbol.\n");
goto error;
}
cpu_features = rarch_get_cpu_features();
filt->impl = cb(cpu_features);
if (!filt->impl)
goto error;
RARCH_LOG("Loaded softfilter \"%s\".\n", filt->impl->ident);
if (filt->impl->api_version != SOFTFILTER_API_VERSION)
{
RARCH_ERR("Softfilter ABI mismatch.\n");
goto error;
}
// Simple assumptions.
filt->pix_fmt = in_pixel_format;
input_fmts = filt->impl->query_input_formats();
switch (in_pixel_format)
{
case RETRO_PIXEL_FORMAT_XRGB8888:
input_fmt = SOFTFILTER_FMT_XRGB8888;
break;
case RETRO_PIXEL_FORMAT_RGB565:
input_fmt = SOFTFILTER_FMT_RGB565;
break;
default:
goto error;
}
if (!(input_fmt & input_fmts))
{
RARCH_ERR("Softfilter does not support input format.\n");
goto error;
}
output_fmts = filt->impl->query_output_formats(input_fmt);
if (output_fmts & input_fmt) // If we have a match of input/output formats, use that.
filt->out_pix_fmt = in_pixel_format;
else if (output_fmts & SOFTFILTER_FMT_XRGB8888)
filt->out_pix_fmt = RETRO_PIXEL_FORMAT_XRGB8888;
else if (output_fmts & SOFTFILTER_FMT_RGB565)
filt->out_pix_fmt = RETRO_PIXEL_FORMAT_RGB565;
else
{
RARCH_ERR("Did not find suitable output format for softfilter.\n");
goto error;
}
filt->max_width = max_width;
filt->max_height = max_height;
filt->impl_data = filt->impl->create(input_fmt, input_fmt, max_width, max_height,
threads != RARCH_SOFTFILTER_THREADS_AUTO ? threads : rarch_get_cpu_cores(), cpu_features);
if (!filt->impl_data)
{
RARCH_ERR("Failed to create softfilter state.\n");
goto error;
}
threads = filt->impl->query_num_threads(filt->impl_data);
if (!threads)
{
RARCH_ERR("Invalid number of threads.\n");
goto error;
}
RARCH_LOG("Using %u threads for softfilter.\n", threads);
filt->packets = (struct softfilter_work_packet*)calloc(threads, sizeof(*filt->packets));
if (!filt->packets)
{
RARCH_ERR("Failed to allocate softfilter packets.\n");
goto error;
}
#ifdef HAVE_THREADS
filt->thread_data = (struct filter_thread_data*)calloc(threads, sizeof(*filt->thread_data));
if (!filt->thread_data)
goto error;
filt->threads = threads;
for (i = 0; i < threads; i++)
{
filt->thread_data[i].userdata = filt->impl_data;
filt->thread_data[i].done = true;
filt->thread_data[i].lock = slock_new();
if (!filt->thread_data[i].lock)
goto error;
filt->thread_data[i].cond = scond_new();
if (!filt->thread_data[i].cond)
goto error;
filt->thread_data[i].thread = sthread_create(filter_thread_loop, &filt->thread_data[i]);
if (!filt->thread_data[i].thread)
goto error;
}
#endif
return filt;
error:
rarch_softfilter_free(filt);
return NULL;
}
void rarch_deinit_filter(void)
{
rarch_softfilter_free(g_extern.filter.filter);
free(g_extern.filter.buffer);
memset(&g_extern.filter, 0, sizeof(g_extern.filter));
}
