Created a consumer that provides sync to a channel based on the pace of another chann...

[casparcg] / core / consumer / frame_consumer.h

diff --git a/core/consumer/frame_consumer.h b/core/consumer/frame_consumer.h
index 3a0f7ec62de4fbdc21287971e16fa58939168640..58ffeb61b62168581d4f2d91c4f2ea5d068c9897 100644 (file)
--- a/core/consumer/frame_consumer.h
+++ b/core/consumer/frame_consumer.h
@@ -23,6 +23,7 @@
 
 #include "../monitor/monitor.h"
 #include "../fwd.h"
+#include "../help/help_repository.h"
 
 #include <common/memory.h>
 #include <common/future_fwd.h>
@@ -43,19 +44,19 @@ class frame_consumer
 public:
 
        // Static Members
-       
+
        static const spl::shared_ptr<frame_consumer>& empty();
 
        // Constructors
 
        frame_consumer(){}
        virtual ~frame_consumer() {}
-       
+
        // Methods
 
        virtual std::future<bool>                               send(const_frame frame) = 0;
-       virtual void                                                    initialize(const video_format_desc& format_desc, int channel_index) = 0;
-       
+       virtual void                                                    initialize(const video_format_desc& format_desc, const audio_channel_layout& channel_layout, int channel_index) = 0;
+
        // monitor::observable
 
        virtual monitor::subject& monitor_output() = 0;
@@ -68,25 +69,41 @@ public:
        virtual bool                                                    has_synchronization_clock() const {return true;}
        virtual int                                                             buffer_depth() const = 0; // -1 to not participate in frame presentation synchronization
        virtual int                                                             index() const = 0;
+       virtual int64_t                                                 presentation_frame_age_millis() const = 0;
+       virtual const frame_consumer*                   unwrapped() const { return this; }
 };
 
 typedef std::function<spl::shared_ptr<frame_consumer>(
                const std::vector<std::wstring>&,
-               interaction_sink* sink)> consumer_factory_t;
+               interaction_sink* sink,
+               std::vector<spl::shared_ptr<video_channel>> channels)> consumer_factory_t;
 typedef std::function<spl::shared_ptr<frame_consumer>(
                const boost::property_tree::wptree& element,
-               interaction_sink* sink)> preconfigured_consumer_factory_t;
-
-void register_consumer_factory(const consumer_factory_t& factory);
-void register_preconfigured_consumer_factory(
-               const std::wstring& element_name,
-               const preconfigured_consumer_factory_t& factory);
-spl::shared_ptr<frame_consumer> create_consumer(
-               const std::vector<std::wstring>& params,
-               interaction_sink* sink);
-spl::shared_ptr<frame_consumer> create_consumer(
-               const std::wstring& element_name,
-               const boost::property_tree::wptree& element,
-               interaction_sink* sink);
+               interaction_sink* sink,
+               std::vector<spl::shared_ptr<video_channel>> channels)> preconfigured_consumer_factory_t;
+
+class frame_consumer_registry : boost::noncopyable
+{
+public:
+       frame_consumer_registry(spl::shared_ptr<help_repository> help_repo);
+       void register_consumer_factory(const std::wstring& name, const consumer_factory_t& factory, const help_item_describer& describer);
+       void register_preconfigured_consumer_factory(
+                       const std::wstring& element_name,
+                       const preconfigured_consumer_factory_t& factory);
+       spl::shared_ptr<frame_consumer> create_consumer(
+                       const std::vector<std::wstring>& params,
+                       interaction_sink* sink,
+                       std::vector<spl::shared_ptr<video_channel>> channels) const;
+       spl::shared_ptr<frame_consumer> create_consumer(
+                       const std::wstring& element_name,
+                       const boost::property_tree::wptree& element,
+                       interaction_sink* sink,
+                       std::vector<spl::shared_ptr<video_channel>> channels) const;
+private:
+       struct impl;
+       spl::shared_ptr<impl> impl_;
+};
+
+void destroy_consumers_synchronously();
 
 }}