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Properly handle Ctrl+C on Windows 

By default, Ctrl+C just kills the process on Windows. This caused
corrupted video files on recording.

Handle Ctrl+C properly to clean up properly.

Fixes #818 <https://github.com/Genymobile/scrcpy/issues/818>
This commit is contained in:
Romain Vimont 2020-05-08 14:54:33 +02:00
parent e2d5f0e7fc
commit 28abd98f7f
2 changed files with 24 additions and 1 deletions
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1
README.md
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@ -210,7 +210,6 @@ To disable mirroring while recording:
scrcpy --no-display --record file.mp4 scrcpy --no-display --record file.mp4
scrcpy -Nr file.mkv scrcpy -Nr file.mkv
# interrupt recording with Ctrl+C # interrupt recording with Ctrl+C
# Ctrl+C does not terminate properly on Windows, so disconnect the device
``` ```
"Skipped frames" are recorded, even if they are not displayed in real time (for "Skipped frames" are recorded, even if they are not displayed in real time (for

24
app/src/scrcpy.c
View File

@ -7,6 +7,10 @@
#include <sys/time.h> #include <sys/time.h>
#include <SDL2/SDL.h> #include <SDL2/SDL.h>
#ifdef _WIN32
# include <windows.h>
#endif
#include "config.h" #include "config.h"
#include "command.h" #include "command.h"
#include "common.h" #include "common.h"
@ -45,6 +49,18 @@ static struct input_manager input_manager = {
.prefer_text = false, // initialized later .prefer_text = false, // initialized later
}; };
#ifdef _WIN32
BOOL windows_ctrl_handler(DWORD ctrl_type) {
if (ctrl_type == CTRL_C_EVENT) {
SDL_Event event;
event.type = SDL_QUIT;
SDL_PushEvent(&event);
return TRUE;
}
return FALSE;
}
#endif // _WIN32
// init SDL and set appropriate hints // init SDL and set appropriate hints
static bool static bool
sdl_init_and_configure(bool display, const char *render_driver) { sdl_init_and_configure(bool display, const char *render_driver) {
@ -56,6 +72,14 @@ sdl_init_and_configure(bool display, const char *render_driver) {
atexit(SDL_Quit); atexit(SDL_Quit);
#ifdef _WIN32
// Clean up properly on Ctrl+C on Windows
bool ok = SetConsoleCtrlHandler(windows_ctrl_handler, TRUE);
if (!ok) {
LOGW("Could not set Ctrl+C handler");
}
#endif // _WIN32
if (!display) { if (!display) {
return true; return true;
} }