gstqgcqvideosink.h

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#pragma once
 
#include <gst/video/gstvideosink.h>
#include <gst/video/video-info.h>
 
G_BEGIN_DECLS
 
#define GST_TYPE_QGC_Q_VIDEO_SINK (gst_qgc_q_video_sink_get_type())
G_DECLARE_FINAL_TYPE(GstQgcQVideoSink, gst_qgc_q_video_sink, GST, QGC_Q_VIDEO_SINK, GstVideoSink)
 
 
struct _GstQgcQVideoSink
{
    GstVideoSink parent;
 
    // Properties backed inline; GObject's property system is the cross-thread boundary (GST_OBJECT_LOCK).
    gpointer qvideosink;  // QVideoSink* (caller-owned; never unref'd by us)
    gboolean active;
    gboolean gpu_zerocopy;
 
    // Cached negotiated state (set_caps writes, show_frame reads, both streaming-thread,
    // serialised by GstBaseSink). `priv` holds heap C++ non-POD state so this struct stays POD.
    gboolean caps_valid;
    GstVideoInfo video_info;
    gpointer priv;  // owned (new/delete in instance_init / finalize)
};
 
G_END_DECLS
 
#ifdef __cplusplus
struct HwVideoBufferContext;
 
void gst_qgc_q_video_sink_set_hw_context(GstQgcQVideoSink* self, const HwVideoBufferContext& ctx);
#endif