Add functionality for MJPEG export.

[nageru] / mixer.h

diff --git a/mixer.h b/mixer.h
index 32a1ea476f21547137e680fb13675c80b6b42835..84313e5130b0816b2a997ee9265d637781cb3aed 100644 (file)
--- a/mixer.h
+++ b/mixer.h
@@ -42,6 +42,7 @@
 class ALSAOutput;
 class ChromaSubsampler;
 class DeckLinkOutput;
+class MJPEGEncoder;
 class QSurface;
 class QSurfaceFormat;
 class TimecodeRenderer;
@@ -475,6 +476,7 @@ private:
        std::unique_ptr<ChromaSubsampler> chroma_subsampler;
        std::unique_ptr<v210Converter> v210_converter;
        std::unique_ptr<VideoEncoder> video_encoder;
+       std::unique_ptr<MJPEGEncoder> mjpeg_encoder;
 
        std::unique_ptr<TimecodeRenderer> timecode_renderer;
        std::atomic<bool> display_timecode_in_stream{false};
@@ -530,6 +532,12 @@ private:
                        std::function<void()> upload_func;  // Needs to be called to actually upload the texture to OpenGL.
                        unsigned dropped_frames = 0;  // Number of dropped frames before this one.
                        std::chrono::steady_clock::time_point received_timestamp = std::chrono::steady_clock::time_point::min();
+
+                       // Used for MJPEG encoding. (upload_func packs everything it needs
+                       // into the functor, but would otherwise also use these.)
+                       // width=0 or height=0 means a broken frame, ie., do not upload.
+                       bmusb::VideoFormat video_format;
+                       size_t y_offset, cbcr_offset;
                };
                std::deque<NewFrame> new_frames;
                std::condition_variable new_frames_changed;  // Set whenever new_frames is changed.