Rename --output-file to --record

To record the screen to a local file:

    scrcpy --record file.mp4

app/src/main.c

@@ -11,7 +11,7 @@
 struct args {
     const char *serial;
     const char *crop;
-    const char *out_filename;
+    const char *record_filename;
     SDL_bool fullscreen;
     SDL_bool help;
     SDL_bool version;
@@ -50,13 +50,13 @@ static void usage(const char *arg0) {
         "        is preserved.\n"
         "        Default is %d%s.\n"
         "\n"
-        "    -o, --output-file\n"
-        "        Write video output to file.\n"
-        "\n"
         "    -p, --port port\n"
         "        Set the TCP port the client listens on.\n"
         "        Default is %d.\n"
         "\n"
+        "    -r, --record file.mp4\n"
+        "        Record screen to file.\n"
+        "\n"
         "    -s, --serial\n"
         "        The device serial number. Mandatory only if several devices\n"
         "        are connected to adb.\n"
@@ -211,15 +211,15 @@ static SDL_bool parse_args(struct args *args, int argc, char *argv[]) {
         {"fullscreen",   no_argument,       NULL, 'f'},
         {"help",         no_argument,       NULL, 'h'},
         {"max-size",     required_argument, NULL, 'm'},
-        {"output-file",  required_argument, NULL, 'o'},
         {"port",         required_argument, NULL, 'p'},
+        {"record",       required_argument, NULL, 'r'},
         {"serial",       required_argument, NULL, 's'},
         {"show-touches", no_argument,       NULL, 't'},
         {"version",      no_argument,       NULL, 'v'},
         {NULL,           0,                 NULL, 0  },
     };
     int c;
-    while ((c = getopt_long(argc, argv, "b:c:fhm:o:p:s:tv", long_options, NULL)) != -1) {
+    while ((c = getopt_long(argc, argv, "b:c:fhm:p:r:s:tv", long_options, NULL)) != -1) {
         switch (c) {
             case 'b':
                 if (!parse_bit_rate(optarg, &args->bit_rate)) {
@@ -240,14 +240,14 @@ static SDL_bool parse_args(struct args *args, int argc, char *argv[]) {
                     return SDL_FALSE;
                 }
                 break;
-            case 'o':
-                args->out_filename = optarg;
-                break;
             case 'p':
                 if (!parse_port(optarg, &args->port)) {
                     return SDL_FALSE;
                 }
                 break;
+            case 'r':
+                args->record_filename = optarg;
+                break;
             case 's':
                 args->serial = optarg;
                 break;
@@ -281,6 +281,7 @@ int main(int argc, char *argv[]) {
     struct args args = {
         .serial = NULL,
         .crop = NULL,
+        .record_filename = NULL,
         .help = SDL_FALSE,
         .version = SDL_FALSE,
         .show_touches = SDL_FALSE,
@@ -318,7 +319,7 @@ int main(int argc, char *argv[]) {
         .serial = args.serial,
         .crop = args.crop,
         .port = args.port,
-        .out_filename = args.out_filename,
+        .record_filename = args.record_filename,
         .max_size = args.max_size,
         .bit_rate = args.bit_rate,
         .show_touches = args.show_touches,

app/src/scrcpy.c

@@ -192,8 +192,8 @@ SDL_bool scrcpy(const struct scrcpy_options *options) {
     }
 
     struct recorder *rec = NULL;
-    if (options->out_filename) {
-        if (!recorder_init(&recorder, options->out_filename, frame_size)) {
+    if (options->record_filename) {
+        if (!recorder_init(&recorder, options->record_filename, frame_size)) {
             ret = SDL_FALSE;
             server_stop(&server);
             goto finally_destroy_file_handler;
@@ -255,7 +255,7 @@ finally_destroy_file_handler:
     file_handler_join(&file_handler);
     file_handler_destroy(&file_handler);
 finally_destroy_recorder:
-    if (options->out_filename) {
+    if (options->record_filename) {
         recorder_destroy(&recorder);
     }
 finally_destroy_frames:

app/src/scrcpy.h

@@ -6,7 +6,7 @@
 struct scrcpy_options {
     const char *serial;
     const char *crop;
-    const char *out_filename;
+    const char *record_filename;
     Uint16 port;
     Uint16 max_size;
     Uint32 bit_rate;