namespace movit {
class YCbCrInput;
}
-class QOpenGLContext;
class QSurfaceFormat;
// For any card that's not the master (where we pick out the frames as they
output_channel[output].set_frame_ready_callback(callback);
}
+ // TODO: Should this really be per-channel? Shouldn't it just be called for e.g. the live output?
+ typedef std::function<void(const std::vector<std::string> &)> transition_names_updated_callback_t;
+ void set_transition_names_updated_callback(Output output, transition_names_updated_callback_t callback)
+ {
+ output_channel[output].set_transition_names_updated_callback(callback);
+ }
+
+ typedef std::function<void(const std::string &)> name_updated_callback_t;
+ void set_name_updated_callback(Output output, name_updated_callback_t callback)
+ {
+ output_channel[output].set_name_updated_callback(callback);
+ }
+
+ typedef std::function<void(const std::string &)> color_updated_callback_t;
+ void set_color_updated_callback(Output output, color_updated_callback_t callback)
+ {
+ output_channel[output].set_color_updated_callback(callback);
+ }
+
typedef std::function<void(float level_lufs, float peak_db,
float global_level_lufs, float range_low_lufs, float range_high_lufs,
float gain_staging_db, float final_makeup_gain_db,
locut_enabled = enabled;
}
+ bool get_locut_enabled() const
+ {
+ return locut_enabled;
+ }
+
float get_limiter_threshold_dbfs()
{
return limiter_threshold_dbfs;
limiter_enabled = enabled;
}
+ bool get_limiter_enabled() const
+ {
+ return limiter_enabled;
+ }
+
void set_compressor_enabled(bool enabled)
{
compressor_enabled = enabled;
}
+ bool get_compressor_enabled() const
+ {
+ return compressor_enabled;
+ }
+
void set_gain_staging_db(float gain_db)
{
std::unique_lock<std::mutex> lock(compressor_mutex);
gain_staging_db = gain_db;
}
+ float get_gain_staging_db() const
+ {
+ std::unique_lock<std::mutex> lock(compressor_mutex);
+ return gain_staging_db;
+ }
+
void set_gain_staging_auto(bool enabled)
{
std::unique_lock<std::mutex> lock(compressor_mutex);
level_compressor_enabled = enabled;
}
+ bool get_gain_staging_auto() const
+ {
+ std::unique_lock<std::mutex> lock(compressor_mutex);
+ return level_compressor_enabled;
+ }
+
void set_final_makeup_gain_db(float gain_db)
{
std::unique_lock<std::mutex> lock(compressor_mutex);
final_makeup_gain_auto = enabled;
}
+ bool get_final_makeup_gain_auto() const
+ {
+ std::unique_lock<std::mutex> lock(compressor_mutex);
+ return final_makeup_gain_auto;
+ }
+
void schedule_cut()
{
should_cut = true;
return cards[card_index].capture->get_description();
}
- std::map<uint32_t, VideoMode> get_available_video_modes(unsigned card_index) const {
+ std::map<uint32_t, bmusb::VideoMode> get_available_video_modes(unsigned card_index) const {
assert(card_index < num_cards);
return cards[card_index].capture->get_available_video_modes();
}
cards[card_index].capture->set_audio_input(input);
}
+ void change_x264_bitrate(unsigned rate_kbit) {
+ video_encoder->change_x264_bitrate(rate_kbit);
+ }
+
private:
- void configure_card(unsigned card_index, const QSurfaceFormat &format, CaptureInterface *capture);
+ void configure_card(unsigned card_index, bmusb::CaptureInterface *capture, bool is_fake_capture);
void bm_frame(unsigned card_index, uint16_t timecode,
- FrameAllocator::Frame video_frame, size_t video_offset, VideoFormat video_format,
- FrameAllocator::Frame audio_frame, size_t audio_offset, AudioFormat audio_format);
+ bmusb::FrameAllocator::Frame video_frame, size_t video_offset, bmusb::VideoFormat video_format,
+ bmusb::FrameAllocator::Frame audio_frame, size_t audio_offset, bmusb::AudioFormat audio_format);
+ void bm_hotplug_add(libusb_device *dev);
+ void bm_hotplug_remove(unsigned card_index);
void place_rectangle(movit::Effect *resample_effect, movit::Effect *padding_effect, float x0, float y0, float x1, float y1);
void thread_func();
+ void handle_hotplugged_cards();
void schedule_audio_resampling_tasks(unsigned dropped_frames, int num_samples_per_frame, int length_per_frame);
void render_one_frame(int64_t duration);
void send_audio_level_callback();
int64_t pts_int = 0; // In TIMEBASE units.
std::mutex bmusb_mutex;
+ bool has_bmusb_thread = false;
struct CaptureCard {
- CaptureInterface *capture;
+ bmusb::CaptureInterface *capture = nullptr;
+ bool is_fake_capture;
std::unique_ptr<PBOFrameAllocator> frame_allocator;
// Stuff for the OpenGL context (for texture uploading).
- QSurface *surface;
- QOpenGLContext *context;
+ QSurface *surface = nullptr;
struct NewFrame {
RefCountedFrame frame;
InputState input_state;
+ // Cards we have been noticed about being hotplugged, but haven't tried adding yet.
+ // Protected by its own mutex.
+ std::mutex hotplug_mutex;
+ std::vector<libusb_device *> hotplugged_cards;
+
class OutputChannel {
public:
~OutputChannel();
void output_frame(DisplayFrame frame);
bool get_display_frame(DisplayFrame *frame);
void set_frame_ready_callback(new_frame_ready_callback_t callback);
+ void set_transition_names_updated_callback(transition_names_updated_callback_t callback);
+ void set_name_updated_callback(name_updated_callback_t callback);
+ void set_color_updated_callback(color_updated_callback_t callback);
private:
friend class Mixer;
+ unsigned channel;
Mixer *parent = nullptr; // Not owned.
std::mutex frame_mutex;
DisplayFrame current_frame, ready_frame; // protected by <frame_mutex>
bool has_current_frame = false, has_ready_frame = false; // protected by <frame_mutex>
new_frame_ready_callback_t new_frame_ready_callback;
- bool has_new_frame_ready_callback = false;
+ transition_names_updated_callback_t transition_names_updated_callback;
+ name_updated_callback_t name_updated_callback;
+ color_updated_callback_t color_updated_callback;
+
+ std::vector<std::string> last_transition_names;
+ std::string last_name, last_color;
};
OutputChannel output_channel[NUM_OUTPUTS];
std::atomic<bool> should_cut{false};
audio_level_callback_t audio_level_callback = nullptr;
- std::mutex compressor_mutex;
+ mutable std::mutex compressor_mutex;
Ebu_r128_proc r128; // Under compressor_mutex.
CorrelationMeasurer correlation; // Under compressor_mutex.
};
extern Mixer *global_mixer;
+extern bool uses_mlock;
#endif // !defined(_MIXER_H)