1 files changed, 58 insertions, 0 deletions
diff --git a/src/detection/camera/camera_android.c b/src/detection/camera/camera_android.c
new file mode 100644
index 0000000..b09314d
--- /dev/null
+++ b/src/detection/camera/camera_android.c
@@ -0,0 +1,58 @@
+#include "camera.h"
+
+#include "common/processing.h"
+#include "common/properties.h"
+
+#define FF_TERMUX_API_PATH FASTFETCH_TARGET_DIR_ROOT "/libexec/termux-api"
+#define FF_TERMUX_API_PARAM "CameraInfo"
+
+static inline void wrapYyjsonFree(yyjson_doc** doc) {
+    assert(doc);
+    if (*doc) {
+        yyjson_doc_free(*doc);
+    }
+}
+
+const char* ffDetectCamera(FF_A_UNUSED FFlist* result) {
+    FF_STRBUF_AUTO_DESTROY buffer = ffStrbufCreate();
+
+    if (ffProcessAppendStdOut(&buffer, (char* const[]) { FF_TERMUX_API_PATH, FF_TERMUX_API_PARAM, NULL })) {
+        return "Starting `" FF_TERMUX_API_PATH " " FF_TERMUX_API_PARAM "` failed";
+    }
+
+    yyjson_doc* FF_A_CLEANUP(wrapYyjsonFree) doc = yyjson_read_opts(buffer.chars, buffer.length, 0, NULL, NULL);
+    if (!doc) {
+        return "Failed to parse camera info";
+    }
+
+    yyjson_val* root = yyjson_doc_get_root(doc);
+    if (!yyjson_is_arr(root)) {
+        return "Camera info result is not a JSON array";
+    }
+
+    yyjson_val* device;
+    size_t idx, max;
+    yyjson_arr_foreach (root, idx, max, device) {
+        FFCameraResult* camera = FF_LIST_ADD(FFCameraResult, *result);
+        {
+            const char* facing = yyjson_get_str(yyjson_obj_get(device, "facing"));
+            if (facing) {
+                ffStrbufInitF(&camera->name, "builtin-%s", facing);
+            } else {
+                ffStrbufInitStatic(&camera->name, "Unknown");
+            }
+        }
+        ffStrbufInit(&camera->vendor);
+        ffStrbufInitJsonVal(&camera->id, yyjson_obj_get(device, "id"));
+        yyjson_val* sizes = yyjson_arr_get_first(yyjson_obj_get(device, "jpeg_output_sizes"));
+        if (yyjson_is_obj(sizes)) {
+            camera->width = (uint32_t) yyjson_get_uint(yyjson_obj_get(sizes, "width"));
+            camera->height = (uint32_t) yyjson_get_uint(yyjson_obj_get(sizes, "height"));
+        } else {
+            camera->width = camera->height = 0;
+        }
+        ffStrbufInit(&camera->colorspace);
+    }
+
+    return NULL;
+}