Add the GPU memory metrics to the Grafana dashboard.

[nageru] / quicksync_encoder.h

diff --git a/quicksync_encoder.h b/quicksync_encoder.h
index f4e9e0b57e37c890b44536a24e86babd9d2dd558..110d615ed05e846b85aae14ad4422a64166092f2 100644 (file)
--- a/quicksync_encoder.h
+++ b/quicksync_encoder.h
@@ -59,14 +59,16 @@ class ResourcePool;
 // This is just a pimpl, because including anything X11-related in a .h file
 // tends to trip up Qt. All the real logic is in QuickSyncEncoderImpl,
 // defined in quicksync_encoder_impl.h.
+//
+// This class is _not_ thread-safe, except where mentioned.
 class QuickSyncEncoder {
 public:
         QuickSyncEncoder(const std::string &filename, movit::ResourcePool *resource_pool, QSurface *surface, const std::string &va_display, int width, int height, AVOutputFormat *oformat, X264Encoder *x264_encoder, DiskSpaceEstimator *disk_space_estimator);
         ~QuickSyncEncoder();
 
        void set_stream_mux(Mux *mux);  // Does not take ownership. Must be called unless x264 is used for the stream.
-       void add_audio(int64_t pts, std::vector<float> audio);
-       bool is_zerocopy() const;
+       void add_audio(int64_t pts, std::vector<float> audio);  // Thread-safe.
+       bool is_zerocopy() const;  // Thread-safe.
 
        // See VideoEncoder::begin_frame().
        bool begin_frame(int64_t pts, int64_t duration, movit::YCbCrLumaCoefficients ycbcr_coefficients, const std::vector<RefCountedFrame> &input_frames, GLuint *y_tex, GLuint *cbcr_tex);
@@ -76,6 +78,11 @@ public:
        void release_gl_resources();  // Requires an OpenGL context. Must be run after shutdown.
        int64_t global_delay() const;  // So we never get negative dts.
 
+       // Tries to autodetect a device with a usable VA-API H.264 encoder.
+       // Tries first the default X11 display, then every /dev/dri/renderD* node in turn.
+       // Dies if none could be found.
+       static std::string get_usable_va_display();
+
 private:
        std::unique_ptr<QuickSyncEncoderImpl> impl;
 };