Analog tv app (#334)

* Analog TV app (PAL) * Icon on main menu * Analog TV should be yellow Works for PAL only know, it would be nice to add NTSC in the future, or some customizable sync
2025-06-21 05:14:26 -04:00 · 2020-04-20 06:50:24 +02:00 · 2020-04-20 06:50:24 +02:00 · e43f814861
commit e43f814861
parent 40531e9230
14 changed files with 1410 additions and 0 deletions
--- a/firmware/application/ui/ui_tv.hpp
+++ b/firmware/application/ui/ui_tv.hpp
@ -0,0 +1,176 @@
+/*
+ * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
+ * Copyright (C) 2020 Shao
+ *
+ * This file is part of PortaPack.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; see the file COPYING.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street,
+ * Boston, MA 02110-1301, USA.
+ */
+
+#ifndef __UI_TV_H__
+#define __UI_TV_H__
+
+#include "ui.hpp"
+#include "ui_widget.hpp"
+
+#include "event_m0.hpp"
+
+#include "message.hpp"
+
+#include <cstdint>
+#include <cstddef>
+
+namespace ui {
+namespace tv {
+
+class TimeScopeView : public View {
+public:
+	TimeScopeView(const Rect parent_rect);
+	
+	void paint(Painter& painter) override;
+	
+	void on_audio_spectrum(const AudioSpectrum* spectrum);
+	
+private:
+	static constexpr int cursor_band_height = 4;
+	
+	int16_t audio_spectrum[128] { 0 };
+	
+	/*Labels labels {
+		{ { 6 * 8, 0 * 16 }, "Hz", Color::light_grey() }
+	};*/
+	/*
+	NumberField field_frequency {
+		{ 0 * 8, 0 * 16 },
+		5,
+		{ 0, 48000 },
+		48000 / 240,
+		' '
+	};*/
+	
+	Waveform waveform {
+		{ 0, 1 * 16 + cursor_band_height, 30 * 8, 2 * 16 },
+		audio_spectrum,
+		128,
+		0,
+		false,
+		Color::white()
+	};
+};
+
+class TVView : public Widget {
+public:
+	void on_show() override;
+	void on_hide() override;
+
+	void paint(Painter& painter) override;
+	void on_channel_spectrum(const ChannelSpectrum& spectrum);
+	void on_adjust_xcorr(uint8_t xcorr);
+	//ui::Color video_buffer[13312];
+        uint8_t video_buffer_int[13312+128] { 0 }; //128 is for the over length caused by x_correction
+	uint32_t count=0;
+        uint8_t x_correction=0;
+private:
+	void clear();
+	
+};
+
+class TVWidget : public View {
+public:
+	std::function<void(int32_t offset)> on_select { };
+	
+	TVWidget(const bool cursor = false);
+
+	TVWidget(const TVWidget&) = delete;
+	TVWidget(TVWidget&&) = delete;
+	TVWidget& operator=(const TVWidget&) = delete;
+	TVWidget& operator=(TVWidget&&) = delete;
+
+	void on_show() override;
+	void on_hide() override;
+
+	void set_parent_rect(const Rect new_parent_rect) override;
+	
+	void show_audio_spectrum_view(const bool show);
+
+	void paint(Painter& painter) override;
+	NumberField field_xcorr {
+		{ 0 * 8, 0 * 16 },
+		5,
+		{ 0, 128 },
+		1,
+		' '
+	};
+
+private:
+	void update_widgets_rect();
+	
+	const Rect audio_spectrum_view_rect { 0 * 8, 0 * 16, 30 * 8, 2 * 16 + 20 };
+	static constexpr Dim audio_spectrum_height = 16 * 2 + 20;
+	static constexpr Dim scale_height = 20;
+	
+	TVView tv_view { };
+
+	ChannelSpectrumFIFO* channel_fifo { nullptr };
+	AudioSpectrum* audio_spectrum_data { nullptr };
+	bool audio_spectrum_update { false };
+	
+	std::unique_ptr<TimeScopeView> audio_spectrum_view { };
+	
+	int sampling_rate { 0 };
+	int32_t cursor_position { 0 };
+	ui::Rect tv_normal_rect { };
+	ui::Rect tv_reduced_rect { };
+
+	MessageHandlerRegistration message_handler_channel_spectrum_config {
+		Message::ID::ChannelSpectrumConfig,
+		[this](const Message* const p) {
+			const auto message = *reinterpret_cast<const ChannelSpectrumConfigMessage*>(p);
+			this->channel_fifo = message.fifo;
+		}
+	};
+	MessageHandlerRegistration message_handler_audio_spectrum {
+		Message::ID::AudioSpectrum,
+		[this](const Message* const p) {
+			const auto message = *reinterpret_cast<const AudioSpectrumMessage*>(p);
+			this->audio_spectrum_data = message.data;
+			this->audio_spectrum_update = true;
+		}
+	};
+	MessageHandlerRegistration message_handler_frame_sync {
+		Message::ID::DisplayFrameSync,
+		[this](const Message* const) {
+			if( this->channel_fifo ) {
+				ChannelSpectrum channel_spectrum;
+				while( channel_fifo->out(channel_spectrum) ) {
+					this->on_channel_spectrum(channel_spectrum);
+				}
+			}
+			if (this->audio_spectrum_update) {
+				this->audio_spectrum_update = false;
+				this->on_audio_spectrum();
+			}
+		}
+	};
+
+	void on_channel_spectrum(const ChannelSpectrum& spectrum);
+	void on_audio_spectrum();
+};
+
+} /* namespace tv */
+} /* namespace ui */
+
+#endif/*__UI_TV_H__*/