X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=bmusb.h;h=9ba27bcc111234040d807bbcd0fafbb3f3cd9275;hb=5b54cc5acb28f5d2071c99ef7a715044aa30f10c;hp=17b5bc082d7a4dc266d25d80d93dcf1e3123b242;hpb=29a8343d5cbbfdfc913b18fca7da0e14f0472f32;p=bmusb

diff --git a/bmusb.h b/bmusb.h
index 17b5bc0..9ba27bc 100644
--- a/bmusb.h
+++ b/bmusb.h
@@ -6,6 +6,7 @@
 #include <condition_variable>
 #include <deque>
 #include <functional>
+#include <map>
 #include <mutex>
 #include <stack>
 #include <string>
@@ -78,6 +79,16 @@ private:
 	std::stack<std::unique_ptr<uint8_t[]>> freelist;  // All of size <frame_size>.
 };
 
+// Represents an input mode you can tune a card to.
+struct VideoMode {
+	std::string name;
+	bool autodetect = false;  // If true, all the remaining fields are irrelevant.
+	unsigned width = 0, height = 0;
+	unsigned frame_rate_num = 0, frame_rate_den = 0;
+	bool interlaced = false;
+};
+
+// Represents the format of an actual frame coming in.
 struct VideoFormat {
 	uint16_t id = 0;  // For debugging/logging only.
 	unsigned width = 0, height = 0, second_field_start = 0;
@@ -102,6 +113,10 @@ class CaptureInterface {
  public:
 	virtual ~CaptureInterface() {}
 
+	virtual std::map<uint32_t, VideoMode> get_available_video_modes() const = 0;
+	virtual uint32_t get_current_video_mode() const = 0;
+	virtual void set_video_mode(uint32_t video_mode_id) = 0;
+
 	// Does not take ownership.
 	virtual void set_video_frame_allocator(FrameAllocator *allocator) = 0;
 
@@ -137,6 +152,10 @@ class BMUSBCapture : public CaptureInterface {
 
 	~BMUSBCapture() {}
 
+	std::map<uint32_t, VideoMode> get_available_video_modes() const override;
+	uint32_t get_current_video_mode() const override;
+	void set_video_mode(uint32_t video_mode_id) override;
+
 	// Does not take ownership.
 	void set_video_frame_allocator(FrameAllocator *allocator) override
 	{