Add option to specify the initial window size

Add --window-width and --window-height parameters.

If only one is provided, the other is computed so that the aspect ratio
is preserved.
This commit is contained in:
Romain Vimont 2019-11-03 18:00:11 +01:00
parent b6e2f8ae00
commit 9fd7a80a89
6 changed files with 89 additions and 6 deletions

View file

@ -125,6 +125,17 @@ Set the initial window vertical position.
Default is -1 (automatic).\n
.TP
.BI \-\-window\-width " value
Set the initial window width.
Default is 0 (automatic).\n
.TP
.BI \-\-window\-height " value
Set the initial window height.
Default is 0 (automatic).\n
.SH SHORTCUTS

View file

@ -118,6 +118,14 @@ static void usage(const char *arg0) {
" Set the initial window vertical position.\n"
" Default is -1 (automatic).\n"
"\n"
" --window-width value\n"
" Set the initial window width.\n"
" Default is -1 (automatic).\n"
"\n"
" --window-height value\n"
" Set the initial window width.\n"
" Default is -1 (automatic).\n"
"\n"
"Shortcuts:\n"
"\n"
" " CTRL_OR_CMD "+f\n"
@ -279,6 +287,27 @@ parse_window_position(char *optarg, int16_t *position) {
return true;
}
static bool
parse_window_dimension(char *optarg, uint16_t *dimension) {
char *endptr;
if (*optarg == '\0') {
LOGE("Window dimension parameter is empty");
return false;
}
long value = strtol(optarg, &endptr, 0);
if (*endptr != '\0') {
LOGE("Invalid window dimension: %s", optarg);
return false;
}
if (value & ~0xffff) {
LOGE("Window position must be between 0 and 65535: %ld", value);
return false;
}
*dimension = (uint16_t) value;
return true;
}
static bool
parse_port(char *optarg, uint16_t *port) {
char *endptr;
@ -339,6 +368,8 @@ guess_record_format(const char *filename) {
#define OPT_PREFER_TEXT 1006
#define OPT_WINDOW_X 1007
#define OPT_WINDOW_Y 1008
#define OPT_WINDOW_WIDTH 1009
#define OPT_WINDOW_HEIGHT 1010
static bool
parse_args(struct args *args, int argc, char *argv[]) {
@ -365,6 +396,8 @@ parse_args(struct args *args, int argc, char *argv[]) {
{"window-title", required_argument, NULL, OPT_WINDOW_TITLE},
{"window-x", required_argument, NULL, OPT_WINDOW_X},
{"window-y", required_argument, NULL, OPT_WINDOW_Y},
{"window-width", required_argument, NULL, OPT_WINDOW_WIDTH},
{"window-height", required_argument, NULL, OPT_WINDOW_HEIGHT},
{NULL, 0, NULL, 0 },
};
@ -452,6 +485,16 @@ parse_args(struct args *args, int argc, char *argv[]) {
return false;
}
break;
case OPT_WINDOW_WIDTH:
if (!parse_window_dimension(optarg, &opts->window_width)) {
return false;
}
break;
case OPT_WINDOW_HEIGHT:
if (!parse_window_dimension(optarg, &opts->window_height)) {
return false;
}
break;
case OPT_PUSH_TARGET:
opts->push_target = optarg;
break;

View file

@ -388,7 +388,8 @@ scrcpy(const struct scrcpy_options *options) {
if (!screen_init_rendering(&screen, window_title, frame_size,
options->always_on_top, options->window_x,
options->window_y)) {
options->window_y, options->window_width,
options->window_height)) {
goto end;
}

View file

@ -20,6 +20,8 @@ struct scrcpy_options {
uint32_t bit_rate;
int16_t window_x;
int16_t window_y;
uint16_t window_width;
uint16_t window_height;
bool show_touches;
bool fullscreen;
bool always_on_top;
@ -42,6 +44,8 @@ struct scrcpy_options {
.bit_rate = DEFAULT_BIT_RATE, \
.window_x = -1, \
.window_y = -1, \
.window_width = 0, \
.window_height = 0, \
.show_touches = false, \
.fullscreen = false, \
.always_on_top = false, \

View file

@ -122,9 +122,30 @@ get_optimal_window_size(const struct screen *screen, struct size frame_size) {
}
// initially, there is no current size, so use the frame size as current size
// req_width and req_height, if not 0, are the sizes requested by the user
static inline struct size
get_initial_optimal_size(struct size frame_size) {
return get_optimal_size(frame_size, frame_size);
get_initial_optimal_size(struct size frame_size, uint16_t req_width,
uint16_t req_height) {
struct size window_size;
if (!req_width && !req_height) {
window_size = get_optimal_size(frame_size, frame_size);
} else {
if (req_width) {
window_size.width = req_width;
} else {
// compute from the requested height
window_size.width = (uint32_t) req_height * frame_size.width
/ frame_size.height;
}
if (req_height) {
window_size.height = req_height;
} else {
// compute from the requested width
window_size.height = (uint32_t) req_width * frame_size.height
/ frame_size.width;
}
}
return window_size;
}
void
@ -142,10 +163,12 @@ create_texture(SDL_Renderer *renderer, struct size frame_size) {
bool
screen_init_rendering(struct screen *screen, const char *window_title,
struct size frame_size, bool always_on_top,
int16_t window_x, int16_t window_y) {
int16_t window_x, int16_t window_y, uint16_t window_width,
uint16_t window_height) {
screen->frame_size = frame_size;
struct size window_size = get_initial_optimal_size(frame_size);
struct size window_size =
get_initial_optimal_size(frame_size, window_width, window_height);
uint32_t window_flags = SDL_WINDOW_HIDDEN | SDL_WINDOW_RESIZABLE;
#ifdef HIDPI_SUPPORT
window_flags |= SDL_WINDOW_ALLOW_HIGHDPI;

View file

@ -56,7 +56,8 @@ screen_init(struct screen *screen);
bool
screen_init_rendering(struct screen *screen, const char *window_title,
struct size frame_size, bool always_on_top,
int16_t window_x, int16_t window_y);
int16_t window_x, int16_t window_y, uint16_t window_width,
uint16_t window_height);
// show the window
void