Add mayhem_motion from https://github.com/eried/flipperzero-mayhem

git-subtree-dir: mayhem_motion
git-subtree-mainline: 6efce1f7b17dbdf7d28d28ede249f578407d38cf
git-subtree-split: ea00bc56e7ec623110e8eee0200da341c8e56dd9

mayhem_motion/.gitsubtree

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+https://github.com/eried/flipperzero-mayhem next flipper_companion_apps/applications/external/esp32cam_motion_detection

mayhem_motion/LICENSE

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+MIT License
+
+Copyright (c) 2023 Erwin Ried
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
+

mayhem_motion/application.fam

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+App(
+    appid="mayhem_motion",
+    name="[MAYHEM] Motion detection v0.1",
+    apptype=FlipperAppType.EXTERNAL,
+    entry_point="uart_echo_app",
+    cdefines=["APP_QRCODE"],
+    requires=["gui"],
+    stack_size=8*1024,
+    order=1,
+	fap_icon="icon.png",
+  fap_category="GPIO",
+	fap_description="ESP32-CAM Motion detection. It generates a beep when motion is detected. Can be extended to trigger more stuff in the code. [Unplug the USB cable to test with Mayhem]",
+	fap_author="eried",
+	fap_weburl="https://flipper.ried.cl"
+)

mayhem_motion/uart_echo.c

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+#include "uart_echo.h"
+
+static void uart_echo_view_draw_callback(Canvas* canvas, void* _model) {
+    UartDumpModel* model = _model;
+
+    // Prepare canvas
+    canvas_clear(canvas);
+    canvas_set_color(canvas, ColorBlack);
+    canvas_set_font(canvas, FontKeyboard);
+
+    for(size_t i = 0; i < LINES_ON_SCREEN; i++) {
+        canvas_draw_str(
+            canvas,
+            0,
+            (i + 1) * (canvas_current_font_height(canvas) - 1),
+            furi_string_get_cstr(model->list[i]->text));
+
+        if(i == model->line) {
+            uint8_t width =
+                canvas_string_width(canvas, furi_string_get_cstr(model->list[i]->text));
+
+            canvas_draw_box(
+                canvas,
+                width,
+                (i) * (canvas_current_font_height(canvas) - 1) + 2,
+                2,
+                canvas_current_font_height(canvas) - 2);
+        }
+    }
+}
+
+static bool uart_echo_view_input_callback(InputEvent* event, void* context) {
+    UNUSED(event);
+    UNUSED(context);
+    return false;
+}
+
+static uint32_t uart_echo_exit(void* context) {
+    UNUSED(context);
+    return VIEW_NONE;
+}
+
+static void uart_echo_on_irq_cb(UartIrqEvent ev, uint8_t data, void* context) {
+    furi_assert(context);
+    UartEchoApp* app = context;
+
+    if(ev == UartIrqEventRXNE) {
+        furi_stream_buffer_send(app->rx_stream, &data, 1, 0);
+        furi_thread_flags_set(furi_thread_get_id(app->worker_thread), WorkerEventRx);
+    }
+}
+
+static void uart_echo_push_to_list(UartDumpModel* model, void* context, const char data) {
+    // Alarm sound
+    if(data == '!'){
+        UartEchoApp* app = context;
+        notification_message(app->notification, &sequence_alarm);
+    }
+
+    if(model->escape) {
+        // escape code end with letter
+        if((data >= 'a' && data <= 'z') || (data >= 'A' && data <= 'Z')) {
+            model->escape = false;
+        }
+    } else if(data == '[' && model->last_char == '\e') {
+        // "Esc[" is a escape code
+        model->escape = true;
+    } else if((data >= ' ' && data <= '~') || (data == '\n' || data == '\r')) {
+        bool new_string_needed = false;
+        if(furi_string_size(model->list[model->line]->text) >= COLUMNS_ON_SCREEN) {
+            new_string_needed = true;
+        } else if((data == '\n' || data == '\r')) {
+            // pack line breaks
+            if(model->last_char != '\n' && model->last_char != '\r') {
+                new_string_needed = true;
+            }
+        }
+
+        if(new_string_needed) {
+            if((model->line + 1) < LINES_ON_SCREEN) {
+                model->line += 1;
+            } else {
+                ListElement* first = model->list[0];
+
+                for(size_t i = 1; i < LINES_ON_SCREEN; i++) {
+                    model->list[i - 1] = model->list[i];
+                }
+
+                furi_string_reset(first->text);
+                model->list[model->line] = first;
+            }
+        }
+
+        if(data != '\n' && data != '\r') {
+            furi_string_push_back(model->list[model->line]->text, data);
+        }
+    }
+    model->last_char = data;
+}
+
+static int32_t uart_echo_worker(void* context) {
+    furi_assert(context);
+    UartEchoApp* app = context;
+
+    while(1) {
+        uint32_t events =
+            furi_thread_flags_wait(WORKER_EVENTS_MASK, FuriFlagWaitAny, FuriWaitForever);
+        furi_check((events & FuriFlagError) == 0);
+
+        if(events & WorkerEventStop) break;
+        if(events & WorkerEventRx) {
+            size_t length = 0;
+            do {
+                uint8_t data[64];
+                length = furi_stream_buffer_receive(app->rx_stream, data, 64, 0);
+                if(length > 0 && app->initialized) {
+                    furi_hal_uart_tx(FuriHalUartIdUSART1, data, length);
+                    with_view_model(
+                        app->view,
+                        UartDumpModel * model,
+                        {
+                            for(size_t i = 0; i < length; i++) {
+                                uart_echo_push_to_list(model, app, data[i]);
+                            }
+                        },
+                        false);
+                }
+            } while(length > 0);
+
+            //notification_message(app->notification, &sequence_notification);
+            with_view_model(
+                app->view, UartDumpModel * model, { UNUSED(model); }, true);
+        }
+    }
+
+    return 0;
+}
+
+static UartEchoApp* uart_echo_app_alloc() {
+    UartEchoApp* app = malloc(sizeof(UartEchoApp));
+
+    app->rx_stream = furi_stream_buffer_alloc(2048, 1);
+
+    // Gui
+    app->gui = furi_record_open(RECORD_GUI);
+    app->notification = furi_record_open(RECORD_NOTIFICATION);
+
+    // View dispatcher
+    app->view_dispatcher = view_dispatcher_alloc();
+    view_dispatcher_enable_queue(app->view_dispatcher);
+    view_dispatcher_attach_to_gui(app->view_dispatcher, app->gui, ViewDispatcherTypeFullscreen);
+
+    // Views
+    app->view = view_alloc();
+    view_set_draw_callback(app->view, uart_echo_view_draw_callback);
+    view_set_input_callback(app->view, uart_echo_view_input_callback);
+    view_allocate_model(app->view, ViewModelTypeLocking, sizeof(UartDumpModel));
+    with_view_model(
+        app->view,
+        UartDumpModel * model,
+        {
+            for(size_t i = 0; i < LINES_ON_SCREEN; i++) {
+                model->line = 0;
+                model->escape = false;
+                model->list[i] = malloc(sizeof(ListElement));
+                model->list[i]->text = furi_string_alloc();
+            }
+        },
+        true);
+
+    view_set_previous_callback(app->view, uart_echo_exit);
+    view_dispatcher_add_view(app->view_dispatcher, 0, app->view);
+    view_dispatcher_switch_to_view(app->view_dispatcher, 0);
+
+    app->worker_thread = furi_thread_alloc_ex("UsbUartWorker", 1024, uart_echo_worker, app);
+    furi_thread_start(app->worker_thread);
+
+    // Enable uart listener
+    furi_hal_console_disable();
+    furi_hal_uart_set_br(FuriHalUartIdUSART1, 230400);
+    furi_hal_uart_set_irq_cb(FuriHalUartIdUSART1, uart_echo_on_irq_cb, app);
+
+    furi_hal_power_disable_external_3_3v();
+    furi_hal_power_disable_otg();
+    furi_delay_ms(200);
+    furi_hal_power_enable_external_3_3v();
+    furi_hal_power_enable_otg();
+    for(int i=0;i<2;i++)
+    {
+        furi_delay_ms(500); 
+        furi_hal_uart_tx(FuriHalUartIdUSART1, (uint8_t[1]){'m'}, 1);
+    }
+    furi_delay_ms(1);
+    app->initialized = true;
+    return app;
+}
+
+static void uart_echo_app_free(UartEchoApp* app) {
+    furi_assert(app);
+
+    furi_hal_console_enable(); // this will also clear IRQ callback so thread is no longer referenced
+
+    furi_thread_flags_set(furi_thread_get_id(app->worker_thread), WorkerEventStop);
+    furi_thread_join(app->worker_thread);
+    furi_thread_free(app->worker_thread);
+
+    // Free views
+    view_dispatcher_remove_view(app->view_dispatcher, 0);
+
+    with_view_model(
+        app->view,
+        UartDumpModel * model,
+        {
+            for(size_t i = 0; i < LINES_ON_SCREEN; i++) {
+                furi_string_free(model->list[i]->text);
+                free(model->list[i]);
+            }
+        },
+        true);
+    view_free(app->view);
+    view_dispatcher_free(app->view_dispatcher);
+
+    // Close gui record
+    furi_record_close(RECORD_GUI);
+    furi_record_close(RECORD_NOTIFICATION);
+    app->gui = NULL;
+
+    furi_stream_buffer_free(app->rx_stream);
+
+    // Free rest
+    free(app);
+}
+
+int32_t uart_echo_app(void* p) {
+    UNUSED(p);
+    UartEchoApp* app = uart_echo_app_alloc();
+    view_dispatcher_run(app->view_dispatcher);
+    uart_echo_app_free(app);
+    furi_hal_power_disable_otg();
+    return 0;
+}

mayhem_motion/uart_echo.h

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+#include <furi.h>
+#include <furi_hal.h>
+#include <gui/gui.h>
+#include <notification/notification.h>
+#include <notification/notification_messages.h>
+#include <gui/elements.h>
+#include <furi_hal_uart.h>
+#include <furi_hal_console.h>
+#include <gui/view_dispatcher.h>
+#include <gui/modules/dialog_ex.h>
+
+#define LINES_ON_SCREEN 6
+#define COLUMNS_ON_SCREEN 21
+
+static const NotificationSequence sequence_alarm = {
+    &message_display_backlight_on,
+    &message_red_255,
+    //&message_vibro_on,
+    &message_note_d5,
+    &message_delay_100,
+    //&message_vibro_off,
+    &message_sound_off,
+    &message_note_b4,
+    &message_delay_50,
+    &message_sound_off,
+    &message_display_backlight_off,
+    //&message_red_0,
+    //&message_delay_50,
+    NULL,
+};
+
+typedef struct UartDumpModel UartDumpModel;
+
+typedef struct {
+    Gui* gui;
+    NotificationApp* notification;
+    ViewDispatcher* view_dispatcher;
+    View* view;
+    FuriThread* worker_thread;
+    FuriStreamBuffer* rx_stream;
+    bool initialized;
+} UartEchoApp;
+
+typedef struct {
+    FuriString* text;
+} ListElement;
+
+struct UartDumpModel {
+    ListElement* list[LINES_ON_SCREEN];
+    uint8_t line;
+
+    char last_char;
+    bool escape;
+};
+
+typedef enum {
+    WorkerEventReserved = (1 << 0), // Reserved for StreamBuffer internal event
+    WorkerEventStop = (1 << 1),
+    WorkerEventRx = (1 << 2),
+} WorkerEventFlags;
+
+#define WORKER_EVENTS_MASK (WorkerEventStop | WorkerEventRx)
+
+/*const NotificationSequence sequence_notification = {
+    &message_display_backlight_on,
+    &message_green_255,
+    &message_delay_10,
+    NULL,
+};*/