X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=nageru%2Fdecklink_output.h;h=d5ec41446f255639e1781aa8662b3156f9d94665;hb=a0e57ec99e9dfdd7e79bcf21e8c996dc43b6cb49;hp=2c07bc72ccae0c32c8300081d473eebaf6bc7af9;hpb=9a0f617093e7cde02a824b90f82f129c47193939;p=nageru

diff --git a/nageru/decklink_output.h b/nageru/decklink_output.h
index 2c07bc7..d5ec414 100644
--- a/nageru/decklink_output.h
+++ b/nageru/decklink_output.h
@@ -7,16 +7,21 @@
 #include <atomic>
 #include <chrono>
 #include <condition_variable>
+#include <map>
 #include <memory>
 #include <mutex>
 #include <queue>
 #include <thread>
+#include <unordered_set>
 #include <vector>
 
 #include "DeckLinkAPI.h"
+#include "DeckLinkAPIModes.h"
 #include "DeckLinkAPITypes.h"
 #include "LinuxCOM.h"
 
+#include <bmusb/bmusb.h>
+
 #include "shared/context.h"
 #include "print_latency.h"
 #include "quittable_sleeper.h"
@@ -37,9 +42,14 @@ class QSurface;
 class DeckLinkOutput : public IDeckLinkVideoOutputCallback {
 public:
 	DeckLinkOutput(movit::ResourcePool *resource_pool, QSurface *surface, unsigned width, unsigned height, unsigned card_index);
-
-	bool set_device(IDeckLink *output);
-	void start_output(uint32_t mode, int64_t base_pts);  // Mode comes from get_available_video_modes().
+	~DeckLinkOutput();
+
+	// The IDecklinkInput argument is to work around a bug
+	// in the 11.7 and newer drivers against older SDKs,
+	// where you get a freeze if querying an IDeckLinkInput interface
+	// on an already-started card.
+	bool set_device(IDeckLink *decklink, IDeckLinkInput *input_arg);
+	void start_output(uint32_t mode, int64_t base_pts, bool is_master_card);  // Mode comes from get_available_video_modes().
 	void end_output();
 
 	void send_frame(GLuint y_tex, GLuint cbcr_tex, movit::YCbCrLumaCoefficients ycbcr_coefficients, const std::vector<RefCountedFrame> &input_frames, int64_t pts, int64_t duration);
@@ -133,9 +143,10 @@ private:
 	std::mutex frame_queue_mutex;
 	std::queue<std::unique_ptr<Frame>> pending_video_frames;  // Under <frame_queue_mutex>.
 	std::queue<std::unique_ptr<Frame>> frame_freelist;  // Under <frame_queue_mutex>.
-	int num_frames_in_flight = 0;  // Number of frames allocated but not on the freelist. Under <frame_queue_mutex>.
+	std::unordered_set<Frame *> scheduled_frames;  // Owned by the driver, so no unique_ptr. Under <frame_queue_mutex>.
+
 	std::condition_variable frame_queues_changed;
-	bool playback_initiated = false, playback_started = false;
+	bool playback_initiated = false, playback_started = false, is_master_card = false;
 	int64_t base_pts, frame_duration;
 	BMDDisplayModeFlags current_mode_flags = 0;
 	bool last_frame_had_mode_mismatch = false;