Removing FAP files (use FlipC or Official store!)

2026-09-18 18:11:30 +00:00 · 2023-08-16 15:10:59 -07:00
parent 9d76a360be
commit 1397aeba36
2944 changed files with 0 additions and 0 deletions
@@ -0,0 +1,30 @@
+/* Copyright (C) 2022-2023 Salvatore Sanfilippo -- All Rights Reserved
+ * See the LICENSE file for information about the license. */
+
+/* Our circular buffer of raw samples, used in order to display
+ * the signal. */
+
+#define RAW_SAMPLES_NUM 2048 /* Use a power of two: we take the modulo
+                                of the index quite often to normalize inside
+                                the range, and division is slow. */
+
+typedef struct RawSamplesBuffer {
+    FuriMutex *mutex;
+    uint8_t level[RAW_SAMPLES_NUM];
+    uint32_t dur[RAW_SAMPLES_NUM];
+    uint32_t idx;   /* Current idx (next to write). */
+    uint32_t total; /* Total samples: same as RAW_SAMPLES_NUM, we provide
+                       this field for a cleaner interface with the user, but
+                       we always use RAW_SAMPLES_NUM when taking the modulo so
+                       the compiler can optimize % as bit masking. */
+    /* Signal features. */
+    uint32_t short_pulse_dur; /* Duration of the shortest pulse. */
+} RawSamplesBuffer;
+
+RawSamplesBuffer *raw_samples_alloc(void);
+void raw_samples_reset(RawSamplesBuffer *s);
+void raw_samples_center(RawSamplesBuffer *s, uint32_t offset);
+void raw_samples_add(RawSamplesBuffer *s, bool level, uint32_t dur);
+void raw_samples_get(RawSamplesBuffer *s, uint32_t idx, bool *level, uint32_t *dur);
+void raw_samples_copy(RawSamplesBuffer *dst, RawSamplesBuffer *src);
+void raw_samples_free(RawSamplesBuffer *s);