| .. -*- coding: utf-8; mode: rst -*- | |
| .. _VIDEO_GET_FRAME_COUNT: | |
| ===================== | |
| VIDEO_GET_FRAME_COUNT | |
| ===================== | |
| Name | |
| ---- | |
| VIDEO_GET_FRAME_COUNT | |
| .. attention:: This ioctl is deprecated. | |
| Synopsis | |
| -------- | |
| .. c:function:: int ioctl(int fd, VIDEO_GET_FRAME_COUNT, __u64 *pts) | |
| :name: VIDEO_GET_FRAME_COUNT | |
| Arguments | |
| --------- | |
| .. flat-table:: | |
| :header-rows: 0 | |
| :stub-columns: 0 | |
| - .. row 1 | |
| - int fd | |
| - File descriptor returned by a previous call to open(). | |
| - .. row 2 | |
| - int request | |
| - Equals VIDEO_GET_FRAME_COUNT for this command. | |
| - .. row 3 | |
| - __u64 \*pts | |
| - Returns the number of frames displayed since the decoder was | |
| started. | |
| Description | |
| ----------- | |
| This ioctl is obsolete. Do not use in new drivers. For V4L2 decoders | |
| this ioctl has been replaced by the ``V4L2_CID_MPEG_VIDEO_DEC_FRAME`` | |
| control. | |
| This ioctl call asks the Video Device to return the number of displayed | |
| frames since the decoder was started. | |
| Return Value | |
| ------------ | |
| On success 0 is returned, on error -1 and the ``errno`` variable is set | |
| appropriately. The generic error codes are described at the | |
| :ref:`Generic Error Codes <gen-errors>` chapter. |