diff options
| author | pommicket <pommicket@gmail.com> | 2025-02-24 20:35:38 -0500 |
|---|---|---|
| committer | pommicket <pommicket@gmail.com> | 2025-02-25 15:16:08 -0500 |
| commit | b42ba09545b5c53d8ff4b4cc98f2d6c935f6ad18 (patch) | |
| tree | 3679213e3c312f52f5207a80df98b322e82fc3bc /camera.c | |
| parent | b164809f0ff29210344a0dbc8310d5a4916ddc70 (diff) | |
ensure output file doesn't exist yet
Diffstat (limited to 'camera.c')
| -rw-r--r-- | camera.c | 9 |
1 files changed, 8 insertions, 1 deletions
@@ -714,6 +714,7 @@ CameraAccessMethod camera_access_method(Camera *camera) { } void camera_close(Camera *camera) { + camera->any_frames = false; free(camera->read_frame); camera->read_frame = NULL; free(camera->decompression_buf); @@ -726,8 +727,10 @@ void camera_close(Camera *camera) { free(camera->userp_frames[i]); camera->userp_frames[i] = NULL; } - if (camera->fd >= 0) + if (camera->fd >= 0) { v4l2_close(camera->fd); + camera->fd = -1; + } } void camera_free(Camera *camera) { @@ -773,10 +776,12 @@ bool camera_set_format(Camera *camera, PictureFormat picfmt, CameraAccessMethod camera->decompression_buf = realloc(camera->decompression_buf, (size_t)3 * picfmt.width * picfmt.height); if (!camera->decompression_buf) { perror("realloc"); + camera_close(camera); return false; } if (v4l2_ioctl(camera->fd, VIDIOC_S_FMT, &format) != 0) { perror("v4l2_ioctl VIDIOC_S_FMT"); + camera_close(camera); return false; } camera->curr_format = format; @@ -806,10 +811,12 @@ bool camera_open(Camera *camera, PictureFormat desired_format) { camera->fd = v4l2_open(camera->devnode, O_RDWR | O_CLOEXEC); if (camera->fd < 0) { perror("v4l2_open"); + camera_close(camera); return false; } if (v4l2_ioctl(camera->fd, VIDIOC_S_INPUT, &camera->input_idx) != 0) { perror("v4l2_ioctl"); + camera_close(camera); return false; } camera_set_format(camera, desired_format, camera->access_method, true); |