1152 lines
28 KiB
Objective-C
1152 lines
28 KiB
Objective-C
#import <Cocoa/Cocoa.h>
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#import <ScriptingBridge/ScriptingBridge.h>
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#import "syphon-framework/Syphon.h"
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#include <obs-module.h>
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#define LOG(level, message, ...) \
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blog(level, "%s: " message, obs_source_get_name(s->source), ##__VA_ARGS__)
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struct syphon {
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SYPHON_CLIENT_UNIQUE_CLASS_NAME *client;
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IOSurfaceRef ref;
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gs_samplerstate_t *sampler;
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gs_effect_t *effect;
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gs_vertbuffer_t *vertbuffer;
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gs_texture_t *tex;
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uint32_t width, height;
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bool crop;
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CGRect crop_rect;
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bool allow_transparency;
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obs_source_t *source;
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bool active;
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bool uuid_changed;
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id new_server_listener;
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id retire_listener;
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NSString *app_name;
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NSString *name;
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NSString *uuid;
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obs_data_t *inject_info;
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bool inject_active;
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id launch_listener;
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};
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typedef struct syphon *syphon_t;
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static inline void objc_release(NSObject **obj)
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{
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[*obj release];
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*obj = nil;
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}
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static inline void update_properties(syphon_t s)
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{
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obs_source_update_properties(s->source);
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}
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static inline void find_and_inject_target(syphon_t s, NSArray *arr);
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@interface OBSSyphonKVObserver : NSObject
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- (void)observeValueForKeyPath:(NSString *)keyPath
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ofObject:(id)object
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change:(NSDictionary *)change
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context:(void *)context;
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@end
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static inline void handle_application_launch(syphon_t s, NSArray *new)
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{
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if (!s->inject_active)
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return;
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if (!new)
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return;
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find_and_inject_target(s, new);
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}
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@implementation OBSSyphonKVObserver
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- (void)observeValueForKeyPath:(NSString *)keyPath
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ofObject:(id)object
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change:(NSDictionary *)change
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context:(void *)context
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{
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UNUSED_PARAMETER(keyPath);
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UNUSED_PARAMETER(object);
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syphon_t s = context;
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if (!s)
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return;
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handle_application_launch(s, change[NSKeyValueChangeNewKey]);
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update_properties(s);
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}
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@end
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static const char *syphon_get_name()
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{
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return "Syphon";
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}
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static void stop_client(syphon_t s)
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{
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obs_enter_graphics();
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if (s->client) {
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@autoreleasepool {
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[s->client stop];
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objc_release(&s->client);
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}
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}
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if (s->tex) {
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gs_texture_destroy(s->tex);
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s->tex = NULL;
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}
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if (s->ref) {
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IOSurfaceDecrementUseCount(s->ref);
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CFRelease(s->ref);
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s->ref = NULL;
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}
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s->width = 0;
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s->height = 0;
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obs_leave_graphics();
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}
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static inline NSDictionary *find_by_uuid(NSArray *arr, NSString *uuid)
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{
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for (NSDictionary *dict in arr) {
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if ([dict[SyphonServerDescriptionUUIDKey] isEqual:uuid])
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return dict;
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}
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return nil;
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}
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static inline void check_version(syphon_t s, NSDictionary *desc)
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{
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extern const NSString *SyphonServerDescriptionDictionaryVersionKey;
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NSNumber *version = desc[SyphonServerDescriptionDictionaryVersionKey];
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if (!version)
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return LOG(LOG_WARNING, "Server description does not contain "
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"VersionKey");
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if (version.unsignedIntValue > 0)
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LOG(LOG_WARNING, "Got server description version %d, "
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"expected 0", version.unsignedIntValue);
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}
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static inline void check_description(syphon_t s, NSDictionary *desc)
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{
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extern const NSString *SyphonSurfaceType;
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extern const NSString *SyphonSurfaceTypeIOSurface;
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extern const NSString *SyphonServerDescriptionSurfacesKey;
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NSArray *surfaces = desc[SyphonServerDescriptionSurfacesKey];
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if (!surfaces)
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return LOG(LOG_WARNING, "Server description does not contain "
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"SyphonServerDescriptionSurfacesKey");
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if (!surfaces.count)
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return LOG(LOG_WARNING, "Server description contains empty "
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"SyphonServerDescriptionSurfacesKey");
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for (NSDictionary *surface in surfaces) {
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NSString *type = surface[SyphonSurfaceType];
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if (type && [type isEqual:SyphonSurfaceTypeIOSurface])
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return;
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}
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NSString *surfaces_string = [NSString stringWithFormat:@"%@", surfaces];
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LOG(LOG_WARNING, "SyphonSurfaces does not contain"
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"'SyphonSurfaceTypeIOSurface': %s",
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surfaces_string.UTF8String);
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}
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static inline bool update_string(NSString **str, NSString *new)
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{
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if (!new)
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return false;
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[*str release];
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*str = [new retain];
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return true;
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}
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static inline void handle_new_frame(syphon_t s,
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SYPHON_CLIENT_UNIQUE_CLASS_NAME *client)
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{
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IOSurfaceRef ref = [client IOSurface];
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if (!ref)
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return;
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if (ref == s->ref) {
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CFRelease(ref);
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return;
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}
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IOSurfaceIncrementUseCount(ref);
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obs_enter_graphics();
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if (s->ref) {
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gs_texture_destroy(s->tex);
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IOSurfaceDecrementUseCount(s->ref);
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CFRelease(s->ref);
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}
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s->ref = ref;
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s->tex = gs_texture_create_from_iosurface(s->ref);
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s->width = gs_texture_get_width(s->tex);
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s->height = gs_texture_get_height(s->tex);
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obs_leave_graphics();
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}
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static void create_client(syphon_t s)
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{
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stop_client(s);
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if (!s->app_name.length && !s->name.length && !s->uuid.length)
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return;
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SyphonServerDirectory *ssd = [SyphonServerDirectory sharedDirectory];
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NSArray *servers = [ssd serversMatchingName:s->name
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appName:s->app_name];
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if (!servers.count)
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return;
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NSDictionary *desc = find_by_uuid(servers, s->uuid);
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if (!desc) {
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desc = servers[0];
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if (update_string(&s->uuid,
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desc[SyphonServerDescriptionUUIDKey]))
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s->uuid_changed = true;
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}
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check_version(s, desc);
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check_description(s, desc);
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@autoreleasepool {
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s->client = [[SYPHON_CLIENT_UNIQUE_CLASS_NAME alloc]
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initWithServerDescription:desc
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options:nil
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newFrameHandler:^
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(SYPHON_CLIENT_UNIQUE_CLASS_NAME *client)
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{
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handle_new_frame(s, client);
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}];
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}
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s->active = true;
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}
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static inline void release_settings(syphon_t s)
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{
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[s->app_name release];
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[s->name release];
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[s->uuid release];
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}
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static inline bool load_syphon_settings(syphon_t s, obs_data_t *settings)
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{
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NSString *app_name = @(obs_data_get_string(settings, "app_name"));
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NSString *name = @(obs_data_get_string(settings, "name"));
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bool equal_names = [app_name isEqual:s->app_name] &&
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[name isEqual:s->name];
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if (s->uuid_changed && equal_names)
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return false;
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NSString *uuid = @(obs_data_get_string(settings, "uuid"));
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if ([uuid isEqual:s->uuid] && equal_names)
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return false;
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release_settings(s);
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s->app_name = [app_name retain];
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s->name = [name retain];
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s->uuid = [uuid retain];
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s->uuid_changed = false;
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return true;
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}
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static inline void update_from_announce(syphon_t s, NSDictionary *info)
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{
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if (s->active)
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return;
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if (!info)
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return;
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NSString *app_name = info[SyphonServerDescriptionAppNameKey];
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NSString *name = info[SyphonServerDescriptionNameKey];
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NSString *uuid = info[SyphonServerDescriptionUUIDKey];
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if (![uuid isEqual:s->uuid] &&
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!([app_name isEqual:s->app_name] && [name isEqual:s->name]))
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return;
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update_string(&s->app_name, app_name);
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update_string(&s->name, name);
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if (update_string(&s->uuid, uuid))
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s->uuid_changed = true;
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create_client(s);
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}
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static inline void handle_announce(syphon_t s, NSNotification *note)
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{
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if (!note)
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return;
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update_from_announce(s, note.object);
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update_properties(s);
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}
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static inline void update_from_retire(syphon_t s, NSDictionary *info)
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{
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if (!info)
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return;
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NSString *uuid = info[SyphonServerDescriptionUUIDKey];
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if (!uuid)
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return;
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if (![uuid isEqual:s->uuid])
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return;
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s->active = false;
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}
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static inline void handle_retire(syphon_t s, NSNotification *note)
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{
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if (!note)
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return;
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update_from_retire(s, note.object);
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update_properties(s);
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}
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static inline gs_vertbuffer_t *create_vertbuffer()
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{
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struct gs_vb_data *vb_data = gs_vbdata_create();
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vb_data->num = 4;
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vb_data->points = bzalloc(sizeof(struct vec3) * 4);
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if (!vb_data->points)
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return NULL;
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vb_data->num_tex = 1;
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vb_data->tvarray = bzalloc(sizeof(struct gs_tvertarray));
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if (!vb_data->tvarray)
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goto fail_tvarray;
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vb_data->tvarray[0].width = 2;
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vb_data->tvarray[0].array = bzalloc(sizeof(struct vec2) * 4);
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if (!vb_data->tvarray[0].array)
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goto fail_array;
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gs_vertbuffer_t *vbuff = gs_vertexbuffer_create(vb_data, GS_DYNAMIC);
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if (vbuff)
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return vbuff;
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bfree(vb_data->tvarray[0].array);
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fail_array:
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bfree(vb_data->tvarray);
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fail_tvarray:
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bfree(vb_data->points);
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return NULL;
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}
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static inline bool init_obs_graphics_objects(syphon_t s)
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{
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struct gs_sampler_info info = {
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.filter = GS_FILTER_LINEAR,
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.address_u = GS_ADDRESS_CLAMP,
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.address_v = GS_ADDRESS_CLAMP,
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.address_w = GS_ADDRESS_CLAMP,
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.max_anisotropy = 1,
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};
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obs_enter_graphics();
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s->sampler = gs_samplerstate_create(&info);
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s->vertbuffer = create_vertbuffer();
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obs_leave_graphics();
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s->effect = obs_get_default_rect_effect();
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return s->sampler != NULL && s->vertbuffer != NULL && s->effect != NULL;
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}
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static inline bool create_syphon_listeners(syphon_t s)
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{
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NSNotificationCenter *nc = [NSNotificationCenter defaultCenter];
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s->new_server_listener = [nc
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addObserverForName:SyphonServerAnnounceNotification
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object:nil
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queue:[NSOperationQueue mainQueue]
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usingBlock:^(NSNotification *note)
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{
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handle_announce(s, note);
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}
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];
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s->retire_listener = [nc
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addObserverForName:SyphonServerRetireNotification
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object:nil
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queue:[NSOperationQueue mainQueue]
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usingBlock:^(NSNotification *note)
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{
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handle_retire(s, note);
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}
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];
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return s->new_server_listener != nil && s->retire_listener != nil;
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}
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static inline bool create_applications_observer(syphon_t s, NSWorkspace *ws)
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{
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s->launch_listener = [[OBSSyphonKVObserver alloc] init];
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if (!s->launch_listener)
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return false;
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[ws addObserver:s->launch_listener
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forKeyPath:NSStringFromSelector(@selector(runningApplications))
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options:NSKeyValueObservingOptionNew
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context:s];
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return true;
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}
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static inline void load_crop(syphon_t s, obs_data_t *settings)
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{
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s->crop = obs_data_get_bool(settings, "crop");
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#define LOAD_CROP(x) \
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s->crop_rect.x = obs_data_get_double(settings, "crop." #x)
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LOAD_CROP(origin.x);
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LOAD_CROP(origin.y);
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LOAD_CROP(size.width);
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LOAD_CROP(size.height);
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#undef LOAD_CROP
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}
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static inline void syphon_destroy_internal(syphon_t s);
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static void *syphon_create_internal(obs_data_t *settings, obs_source_t *source)
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{
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UNUSED_PARAMETER(source);
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syphon_t s = bzalloc(sizeof(struct syphon));
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if (!s)
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return s;
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s->source = source;
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if (!init_obs_graphics_objects(s))
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goto fail;
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if (!load_syphon_settings(s, settings))
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goto fail;
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const char *inject_info = obs_data_get_string(settings, "application");
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s->inject_info = obs_data_create_from_json(inject_info);
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s->inject_active = obs_data_get_bool(settings, "inject");
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if (!create_syphon_listeners(s))
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goto fail;
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NSWorkspace *ws = [NSWorkspace sharedWorkspace];
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if (!create_applications_observer(s, ws))
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goto fail;
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if (s->inject_active)
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find_and_inject_target(s, ws.runningApplications);
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create_client(s);
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load_crop(s, settings);
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s->allow_transparency = obs_data_get_bool(settings,
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"allow_transparency");
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return s;
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fail:
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syphon_destroy_internal(s);
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return NULL;
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}
|
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|
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static void *syphon_create(obs_data_t *settings, obs_source_t *source)
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{
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@autoreleasepool {
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return syphon_create_internal(settings, source);
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}
|
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}
|
|
|
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static inline void stop_listener(id listener)
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{
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if (!listener)
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return;
|
|
|
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NSNotificationCenter *nc = [NSNotificationCenter defaultCenter];
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[nc removeObserver:listener];
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}
|
|
|
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static inline void syphon_destroy_internal(syphon_t s)
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{
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stop_listener(s->new_server_listener);
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stop_listener(s->retire_listener);
|
|
|
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NSWorkspace *ws = [NSWorkspace sharedWorkspace];
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[ws removeObserver:s->launch_listener
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forKeyPath:NSStringFromSelector(@selector(runningApplications))];
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objc_release(&s->launch_listener);
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|
|
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obs_data_release(s->inject_info);
|
|
|
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release_settings(s);
|
|
|
|
obs_enter_graphics();
|
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stop_client(s);
|
|
|
|
if (s->sampler)
|
|
gs_samplerstate_destroy(s->sampler);
|
|
if (s->vertbuffer)
|
|
gs_vertexbuffer_destroy(s->vertbuffer);
|
|
obs_leave_graphics();
|
|
|
|
bfree(s);
|
|
}
|
|
|
|
static void syphon_destroy(void *data)
|
|
{
|
|
@autoreleasepool {
|
|
syphon_destroy_internal(data);
|
|
}
|
|
}
|
|
|
|
static inline NSString *get_string(obs_data_t *settings, const char *name)
|
|
{
|
|
if (!settings)
|
|
return nil;
|
|
|
|
return @(obs_data_get_string(settings, name));
|
|
}
|
|
|
|
static inline void update_strings_from_context(syphon_t s, obs_data_t *settings,
|
|
NSString **app, NSString **name, NSString **uuid)
|
|
{
|
|
if (!s || !s->uuid_changed)
|
|
return;
|
|
|
|
s->uuid_changed = false;
|
|
*app = s->app_name;
|
|
*name = s->name;
|
|
*uuid = s->uuid;
|
|
|
|
obs_data_set_string(settings, "app_name", s->app_name.UTF8String);
|
|
obs_data_set_string(settings, "name", s->name.UTF8String);
|
|
obs_data_set_string(settings, "uuid", s->uuid.UTF8String);
|
|
}
|
|
|
|
static inline void add_servers(syphon_t s, obs_property_t *list,
|
|
obs_data_t *settings)
|
|
{
|
|
bool found_current = settings == NULL;
|
|
|
|
NSString *set_app = get_string(settings, "app_name");
|
|
NSString *set_name = get_string(settings, "name");
|
|
NSString *set_uuid = get_string(settings, "uuid");
|
|
|
|
update_strings_from_context(s, settings,
|
|
&set_app, &set_name, &set_uuid);
|
|
|
|
obs_property_list_add_string(list, "", "");
|
|
NSArray *arr = [[SyphonServerDirectory sharedDirectory] servers];
|
|
for (NSDictionary *server in arr) {
|
|
NSString *app = server[SyphonServerDescriptionAppNameKey];
|
|
NSString *name = server[SyphonServerDescriptionNameKey];
|
|
NSString *uuid = server[SyphonServerDescriptionUUIDKey];
|
|
NSString *serv = [NSString stringWithFormat:@"[%@] %@",
|
|
app, name];
|
|
|
|
obs_property_list_add_string(list,
|
|
serv.UTF8String, uuid.UTF8String);
|
|
|
|
if (!found_current)
|
|
found_current = [uuid isEqual:set_uuid];
|
|
}
|
|
|
|
if (found_current || !set_uuid.length || !set_app.length)
|
|
return;
|
|
|
|
NSString *serv = [NSString stringWithFormat:@"[%@] %@",
|
|
set_app, set_name];
|
|
size_t idx = obs_property_list_add_string(list,
|
|
serv.UTF8String, set_uuid.UTF8String);
|
|
obs_property_list_item_disable(list, idx, true);
|
|
}
|
|
|
|
static bool servers_changed(obs_properties_t *props, obs_property_t *list,
|
|
obs_data_t *settings)
|
|
{
|
|
@autoreleasepool {
|
|
obs_property_list_clear(list);
|
|
add_servers(obs_properties_get_param(props), list, settings);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
static inline NSString *get_inject_application_path()
|
|
{
|
|
static NSString *ident = @"zakk.lol.SyphonInject";
|
|
NSWorkspace *ws = [NSWorkspace sharedWorkspace];
|
|
return [ws absolutePathForAppBundleWithIdentifier:ident];
|
|
}
|
|
|
|
static inline bool is_inject_available_in_lib_dir(NSFileManager *fm, NSURL *url)
|
|
{
|
|
if (!url.isFileURL)
|
|
return false;
|
|
|
|
for (NSString *path in [fm
|
|
contentsOfDirectoryAtPath:url.path
|
|
error:nil]) {
|
|
NSURL *bundle_url = [url URLByAppendingPathComponent:path];
|
|
NSBundle *bundle = [NSBundle bundleWithURL:bundle_url];
|
|
if (!bundle)
|
|
continue;
|
|
|
|
if ([bundle.bundleIdentifier
|
|
isEqual:@"zakk.lol.SASyphonInjector"])
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static inline bool is_inject_available()
|
|
{
|
|
if (get_inject_application_path())
|
|
return true;
|
|
|
|
NSFileManager *fm = [NSFileManager defaultManager];
|
|
for (NSURL *url in [fm URLsForDirectory:NSLibraryDirectory
|
|
inDomains:NSAllDomainsMask]) {
|
|
NSURL *scripting = [url
|
|
URLByAppendingPathComponent:@"ScriptingAdditions"
|
|
isDirectory:true];
|
|
if (is_inject_available_in_lib_dir(fm, scripting))
|
|
return true;
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
static inline void launch_syphon_inject_internal()
|
|
{
|
|
NSString *path = get_inject_application_path();
|
|
NSWorkspace *ws = [NSWorkspace sharedWorkspace];
|
|
if (path)
|
|
[ws launchApplication:path];
|
|
}
|
|
|
|
static bool launch_syphon_inject(obs_properties_t *props, obs_property_t *prop,
|
|
void *data)
|
|
{
|
|
UNUSED_PARAMETER(props);
|
|
UNUSED_PARAMETER(prop);
|
|
UNUSED_PARAMETER(data);
|
|
|
|
@autoreleasepool {
|
|
launch_syphon_inject_internal();
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static int describes_app(obs_data_t *info, NSRunningApplication *app)
|
|
{
|
|
int score = 0;
|
|
if ([app.localizedName isEqual:get_string(info, "name")])
|
|
score += 1;
|
|
|
|
if ([app.bundleIdentifier isEqual:get_string(info, "bundle")])
|
|
score += 1;
|
|
|
|
if ([app.executableURL isEqual:get_string(info, "executable")])
|
|
score += 1;
|
|
|
|
if (score && app.processIdentifier == obs_data_get_int(info, "pid"))
|
|
score += 1;
|
|
|
|
return score;
|
|
}
|
|
|
|
static inline void app_to_data(NSRunningApplication *app, obs_data_t *app_data)
|
|
{
|
|
obs_data_set_string(app_data, "name", app.localizedName.UTF8String);
|
|
obs_data_set_string(app_data, "bundle",
|
|
app.bundleIdentifier.UTF8String);
|
|
obs_data_set_string(app_data, "executable",
|
|
app.executableURL.fileSystemRepresentation);
|
|
obs_data_set_int(app_data, "pid", app.processIdentifier);
|
|
}
|
|
|
|
static void update_inject_list_internal(obs_properties_t *props,
|
|
obs_property_t *prop, obs_data_t *settings)
|
|
{
|
|
UNUSED_PARAMETER(props);
|
|
|
|
const char *current_str = obs_data_get_string(settings, "application");
|
|
obs_data_t *current = obs_data_create_from_json(current_str);
|
|
|
|
bool current_found = !obs_data_has_user_value(current, "name");
|
|
|
|
obs_property_list_clear(prop);
|
|
obs_property_list_add_string(prop, "", "");
|
|
|
|
NSMapTable *candidates = [NSMapTable weakToStrongObjectsMapTable];
|
|
|
|
obs_data_t *app_data = obs_data_create();
|
|
NSWorkspace *ws = [NSWorkspace sharedWorkspace];
|
|
for (NSRunningApplication *app in ws.runningApplications) {
|
|
app_to_data(app, app_data);
|
|
|
|
obs_property_list_add_string(prop, app.localizedName.UTF8String,
|
|
obs_data_get_json(app_data));
|
|
|
|
int score = describes_app(current, app);
|
|
if (score) {
|
|
[candidates setObject:@(score) forKey:app];
|
|
current_found = true;
|
|
}
|
|
}
|
|
obs_data_release(app_data);
|
|
|
|
if (!current_found) {
|
|
size_t idx = obs_property_list_add_string(prop,
|
|
obs_data_get_string(current, "name"),
|
|
current_str);
|
|
obs_property_list_item_disable(prop, idx, true);
|
|
|
|
} else if (candidates.count > 0) {
|
|
NSRunningApplication *best_match = nil;
|
|
NSNumber *best_match_score = @(0);
|
|
|
|
for (NSRunningApplication *app in candidates.keyEnumerator) {
|
|
NSNumber *score = [candidates objectForKey:app];
|
|
if ([score compare:best_match_score] ==
|
|
NSOrderedDescending) {
|
|
best_match = app;
|
|
best_match_score = score;
|
|
}
|
|
}
|
|
|
|
app_to_data(best_match, current);
|
|
obs_data_set_string(settings, "application",
|
|
obs_data_get_json(current));
|
|
}
|
|
|
|
obs_data_release(current);
|
|
}
|
|
|
|
static void toggle_inject_internal(obs_properties_t *props,
|
|
obs_property_t *prop, obs_data_t *settings)
|
|
{
|
|
bool enabled = obs_data_get_bool(settings, "inject");
|
|
obs_property_t *inject_list = obs_properties_get(props, "application");
|
|
|
|
bool inject_enabled = obs_property_enabled(prop);
|
|
obs_property_set_enabled(inject_list, enabled && inject_enabled);
|
|
}
|
|
|
|
static bool toggle_inject(obs_properties_t *props, obs_property_t *prop,
|
|
obs_data_t *settings)
|
|
{
|
|
@autoreleasepool {
|
|
toggle_inject_internal(props, prop, settings);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
static bool update_inject_list(obs_properties_t *props, obs_property_t *prop,
|
|
obs_data_t *settings)
|
|
{
|
|
@autoreleasepool {
|
|
update_inject_list_internal(props, prop, settings);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
static bool update_crop(obs_properties_t *props, obs_property_t *prop,
|
|
obs_data_t *settings)
|
|
{
|
|
bool enabled = obs_data_get_bool(settings, "crop");
|
|
|
|
#define LOAD_CROP(x) \
|
|
prop = obs_properties_get(props, "crop." #x); \
|
|
obs_property_set_enabled(prop, enabled);
|
|
LOAD_CROP(origin.x);
|
|
LOAD_CROP(origin.y);
|
|
LOAD_CROP(size.width);
|
|
LOAD_CROP(size.height);
|
|
#undef LOAD_CROP
|
|
|
|
return true;
|
|
}
|
|
|
|
static void show_syphon_license_internal(void)
|
|
{
|
|
char *path = obs_module_file("syphon_license.txt");
|
|
if (!path)
|
|
return;
|
|
|
|
NSWorkspace *ws = [NSWorkspace sharedWorkspace];
|
|
[ws openFile:@(path)];
|
|
bfree(path);
|
|
}
|
|
|
|
static bool show_syphon_license(obs_properties_t *props, obs_property_t *prop,
|
|
void *data)
|
|
{
|
|
UNUSED_PARAMETER(props);
|
|
UNUSED_PARAMETER(prop);
|
|
UNUSED_PARAMETER(data);
|
|
|
|
@autoreleasepool {
|
|
show_syphon_license_internal();
|
|
return false;
|
|
}
|
|
}
|
|
|
|
static void syphon_release(void *param)
|
|
{
|
|
if (!param)
|
|
return;
|
|
|
|
obs_source_release(((syphon_t)param)->source);
|
|
}
|
|
|
|
static inline obs_properties_t *syphon_properties_internal(syphon_t s)
|
|
{
|
|
if (s)
|
|
obs_source_addref(s->source);
|
|
|
|
obs_properties_t *props = obs_properties_create_param(s,
|
|
syphon_release);
|
|
|
|
obs_property_t *list = obs_properties_add_list(props,
|
|
"uuid", obs_module_text("Source"),
|
|
OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_STRING);
|
|
obs_property_set_modified_callback(list, servers_changed);
|
|
|
|
obs_properties_add_bool(props, "allow_transparency",
|
|
obs_module_text("AllowTransparency"));
|
|
|
|
obs_property_t *launch = obs_properties_add_button(props,
|
|
"launch inject", obs_module_text("LaunchSyphonInject"),
|
|
launch_syphon_inject);
|
|
|
|
obs_property_t *inject = obs_properties_add_bool(props,
|
|
"inject", obs_module_text("Inject"));
|
|
obs_property_set_modified_callback(inject, toggle_inject);
|
|
|
|
obs_property_t *inject_list = obs_properties_add_list(props,
|
|
"application", obs_module_text("Application"),
|
|
OBS_COMBO_TYPE_LIST, OBS_COMBO_FORMAT_STRING);
|
|
obs_property_set_modified_callback(inject_list, update_inject_list);
|
|
|
|
if (!get_inject_application_path())
|
|
obs_property_set_enabled(launch, false);
|
|
|
|
if (!is_inject_available()) {
|
|
obs_property_set_enabled(inject, false);
|
|
obs_property_set_enabled(inject_list, false);
|
|
}
|
|
|
|
obs_property_t *crop = obs_properties_add_bool(props, "crop",
|
|
obs_module_text("Crop"));
|
|
obs_property_set_modified_callback(crop, update_crop);
|
|
|
|
#define LOAD_CROP(x) \
|
|
obs_properties_add_float(props, "crop." #x, \
|
|
obs_module_text("Crop." #x), 0., 4096.f, .5f);
|
|
LOAD_CROP(origin.x);
|
|
LOAD_CROP(origin.y);
|
|
LOAD_CROP(size.width);
|
|
LOAD_CROP(size.height);
|
|
#undef LOAD_CROP
|
|
|
|
obs_properties_add_button(props, "syphon license",
|
|
obs_module_text("SyphonLicense"),
|
|
show_syphon_license);
|
|
|
|
return props;
|
|
}
|
|
|
|
static obs_properties_t *syphon_properties(void *data)
|
|
{
|
|
@autoreleasepool {
|
|
return syphon_properties_internal(data);
|
|
}
|
|
}
|
|
|
|
static inline void syphon_save_internal(syphon_t s, obs_data_t *settings)
|
|
{
|
|
if (!s->uuid_changed)
|
|
return;
|
|
|
|
obs_data_set_string(settings, "app_name", s->app_name.UTF8String);
|
|
obs_data_set_string(settings, "name", s->name.UTF8String);
|
|
obs_data_set_string(settings, "uuid", s->uuid.UTF8String);
|
|
}
|
|
|
|
static void syphon_save(void *data, obs_data_t *settings)
|
|
{
|
|
@autoreleasepool {
|
|
syphon_save_internal(data, settings);
|
|
}
|
|
}
|
|
|
|
static inline void build_sprite(struct gs_vb_data *data, float fcx, float fcy,
|
|
float start_u, float end_u, float start_v, float end_v)
|
|
{
|
|
struct vec2 *tvarray = data->tvarray[0].array;
|
|
|
|
vec3_set(data->points+1, fcx, 0.0f, 0.0f);
|
|
vec3_set(data->points+2, 0.0f, fcy, 0.0f);
|
|
vec3_set(data->points+3, fcx, fcy, 0.0f);
|
|
vec2_set(tvarray, start_u, start_v);
|
|
vec2_set(tvarray+1, end_u, start_v);
|
|
vec2_set(tvarray+2, start_u, end_v);
|
|
vec2_set(tvarray+3, end_u, end_v);
|
|
}
|
|
|
|
static inline void build_sprite_rect(struct gs_vb_data *data,
|
|
float origin_x, float origin_y, float end_x, float end_y)
|
|
{
|
|
build_sprite(data, fabs(end_x - origin_x), fabs(end_y - origin_y),
|
|
origin_x, end_x,
|
|
origin_y, end_y);
|
|
}
|
|
|
|
static void syphon_video_tick(void *data, float seconds)
|
|
{
|
|
UNUSED_PARAMETER(seconds);
|
|
|
|
syphon_t s = data;
|
|
if (!s->tex)
|
|
return;
|
|
|
|
static const CGRect null_crop = { { 0.f } };
|
|
const CGRect *crop = &null_crop;
|
|
if (s->crop)
|
|
crop = &s->crop_rect;
|
|
|
|
obs_enter_graphics();
|
|
build_sprite_rect(gs_vertexbuffer_get_data(s->vertbuffer),
|
|
crop->origin.x,
|
|
s->height - crop->origin.y,
|
|
s->width - crop->size.width,
|
|
crop->size.height);
|
|
obs_leave_graphics();
|
|
}
|
|
|
|
static void syphon_video_render(void *data, gs_effect_t *effect)
|
|
{
|
|
UNUSED_PARAMETER(effect);
|
|
|
|
syphon_t s = data;
|
|
|
|
if (!s->tex)
|
|
return;
|
|
|
|
bool disable_blending = !s->allow_transparency;
|
|
if (disable_blending) {
|
|
gs_enable_blending(false);
|
|
gs_enable_color(true, true, true, false);
|
|
}
|
|
|
|
gs_vertexbuffer_flush(s->vertbuffer);
|
|
gs_load_vertexbuffer(s->vertbuffer);
|
|
gs_load_indexbuffer(NULL);
|
|
gs_load_samplerstate(s->sampler, 0);
|
|
gs_technique_t *tech = gs_effect_get_technique(s->effect, "Draw");
|
|
gs_effect_set_texture(gs_effect_get_param_by_name(s->effect, "image"),
|
|
s->tex);
|
|
gs_technique_begin(tech);
|
|
gs_technique_begin_pass(tech, 0);
|
|
|
|
gs_draw(GS_TRISTRIP, 0, 4);
|
|
|
|
gs_technique_end_pass(tech);
|
|
gs_technique_end(tech);
|
|
|
|
if (disable_blending) {
|
|
gs_enable_color(true, true, true, true);
|
|
gs_enable_blending(true);
|
|
}
|
|
}
|
|
|
|
static uint32_t syphon_get_width(void *data)
|
|
{
|
|
syphon_t s = (syphon_t)data;
|
|
if (!s->crop)
|
|
return s->width;
|
|
int32_t width = s->width
|
|
- s->crop_rect.origin.x
|
|
- s->crop_rect.size.width;
|
|
return MAX(0, width);
|
|
}
|
|
|
|
static uint32_t syphon_get_height(void *data)
|
|
{
|
|
syphon_t s = (syphon_t)data;
|
|
if (!s->crop)
|
|
return s->height;
|
|
int32_t height = s->height
|
|
- s->crop_rect.origin.y
|
|
- s->crop_rect.size.height;
|
|
return MAX(0, height);
|
|
}
|
|
|
|
static inline void inject_app(syphon_t s, NSRunningApplication *app)
|
|
{
|
|
SBApplication *sbapp = nil;
|
|
if (app.processIdentifier != -1)
|
|
sbapp = [SBApplication
|
|
applicationWithProcessIdentifier:app.processIdentifier];
|
|
else if (app.bundleIdentifier)
|
|
sbapp = [SBApplication
|
|
applicationWithBundleIdentifier:app.bundleIdentifier];
|
|
|
|
if (!sbapp)
|
|
return LOG(LOG_ERROR, "Could not inject %s",
|
|
app.localizedName.UTF8String);
|
|
|
|
sbapp.timeout = 10*60;
|
|
sbapp.sendMode = kAEWaitReply;
|
|
[sbapp sendEvent:'ascr' id:'gdut' parameters:0];
|
|
sbapp.sendMode = kAENoReply;
|
|
[sbapp sendEvent:'SASI' id:'injc' parameters:0];
|
|
|
|
LOG(LOG_INFO, "Injected '%s' (%d, '%s')",
|
|
app.localizedName.UTF8String,
|
|
app.processIdentifier, app.bundleIdentifier.UTF8String);
|
|
}
|
|
|
|
static inline void find_and_inject_target(syphon_t s, NSArray *arr)
|
|
{
|
|
for (NSRunningApplication *app in arr) {
|
|
if (describes_app(s->inject_info, app))
|
|
inject_app(s, app);
|
|
}
|
|
}
|
|
|
|
static inline bool inject_info_equal(obs_data_t *prev, obs_data_t *new)
|
|
{
|
|
if (![get_string(prev, "name")
|
|
isEqual:get_string(new, "name")])
|
|
return false;
|
|
|
|
if (![get_string(prev, "bundle")
|
|
isEqual:get_string(new, "bundle")])
|
|
return false;
|
|
|
|
if (![get_string(prev, "executable")
|
|
isEqual:get_string(new, "executable")])
|
|
return false;
|
|
|
|
if (![get_string(prev, "pid")
|
|
isEqual:get_string(new, "pid")])
|
|
return false;
|
|
|
|
return true;
|
|
}
|
|
|
|
static inline void update_inject(syphon_t s, obs_data_t *settings)
|
|
{
|
|
bool try_injecting = s->inject_active;
|
|
s->inject_active = obs_data_get_bool(settings, "inject");
|
|
const char *inject_str = obs_data_get_string(settings, "application");
|
|
|
|
try_injecting = !try_injecting && s->inject_active;
|
|
|
|
obs_data_t *prev = s->inject_info;
|
|
s->inject_info = obs_data_create_from_json(inject_str);
|
|
if (!try_injecting)
|
|
try_injecting = s->inject_active &&
|
|
!inject_info_equal(prev, s->inject_info);
|
|
obs_data_release(prev);
|
|
|
|
if (!try_injecting)
|
|
return;
|
|
|
|
NSWorkspace *ws = [NSWorkspace sharedWorkspace];
|
|
find_and_inject_target(s, ws.runningApplications);
|
|
}
|
|
|
|
static inline bool update_syphon(syphon_t s, obs_data_t *settings)
|
|
{
|
|
NSArray *arr = [[SyphonServerDirectory sharedDirectory] servers];
|
|
|
|
if (!load_syphon_settings(s, settings))
|
|
return false;
|
|
|
|
NSDictionary *dict = find_by_uuid(arr, s->uuid);
|
|
if (dict) {
|
|
NSString *app = dict[SyphonServerDescriptionAppNameKey];
|
|
NSString *name = dict[SyphonServerDescriptionNameKey];
|
|
obs_data_set_string(settings, "app_name", app.UTF8String);
|
|
obs_data_set_string(settings, "name", name.UTF8String);
|
|
load_syphon_settings(s, settings);
|
|
|
|
} else if (!dict && !s->uuid.length) {
|
|
obs_data_set_string(settings, "app_name", "");
|
|
obs_data_set_string(settings, "name", "");
|
|
load_syphon_settings(s, settings);
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
static void syphon_update_internal(syphon_t s, obs_data_t *settings)
|
|
{
|
|
s->allow_transparency = obs_data_get_bool(settings,
|
|
"allow_transparency");
|
|
|
|
load_crop(s, settings);
|
|
update_inject(s, settings);
|
|
if (update_syphon(s, settings))
|
|
create_client(s);
|
|
}
|
|
|
|
static void syphon_update(void *data, obs_data_t *settings)
|
|
{
|
|
@autoreleasepool {
|
|
syphon_update_internal(data, settings);
|
|
}
|
|
}
|
|
|
|
struct obs_source_info syphon_info = {
|
|
.id = "syphon-input",
|
|
.type = OBS_SOURCE_TYPE_INPUT,
|
|
.output_flags = OBS_SOURCE_VIDEO | OBS_SOURCE_CUSTOM_DRAW,
|
|
.get_name = syphon_get_name,
|
|
.create = syphon_create,
|
|
.destroy = syphon_destroy,
|
|
.video_render = syphon_video_render,
|
|
.video_tick = syphon_video_tick,
|
|
.get_properties = syphon_properties,
|
|
.get_width = syphon_get_width,
|
|
.get_height = syphon_get_height,
|
|
.update = syphon_update,
|
|
.save = syphon_save,
|
|
};
|
|
|