# lv_ffmpeg.h (/api/libs/ffmpeg/lv_ffmpeg_h)
Functions [#functions]
lv_ffmpeg_player_set_src [#lv_ffmpeg_player_set_src]
Set the path of the file to be played.
```c title=" " lineNumbers=1
lv_result_t lv_ffmpeg_player_set_src(lv_obj_t *obj, const char *path)
```
Parameters
| Name | Type | Description |
| ------ | ------------------------------------------------ | ---------------------------------- |
| `obj` | | pointer to a ffmpeg\_player object |
| `path` | `const char *` | video file path |
**Returns:** — LV\_RESULT\_OK: no error; LV\_RESULT\_INVALID: can't get the info.
lv_ffmpeg_player_set_cmd [#lv_ffmpeg_player_set_cmd]
Set command control video player
```c title=" " lineNumbers=1
void lv_ffmpeg_player_set_cmd(lv_obj_t *obj, lv_ffmpeg_player_cmd_t cmd)
```
Parameters
| Name | Type | Description |
| ----- | ------------------------------------------------ | ---------------------------------- |
| `obj` | | pointer to a ffmpeg\_player object |
| `cmd` | | control commands |
lv_ffmpeg_player_set_auto_restart [#lv_ffmpeg_player_set_auto_restart]
Set the video to automatically replay
```c title=" " lineNumbers=1
void lv_ffmpeg_player_set_auto_restart(lv_obj_t *obj, bool en)
```
Parameters
| Name | Type | Description |
| ----- | ------------------------------------------------ | ---------------------------------- |
| `obj` | | pointer to a ffmpeg\_player object |
| `en` | | true: enable the auto restart |
lv_ffmpeg_player_set_decoder [#lv_ffmpeg_player_set_decoder]
Set the video decoder
```c title=" " lineNumbers=1
void lv_ffmpeg_player_set_decoder(lv_obj_t *obj, const char *decoder_name)
```
Parameters
| Name | Type | Description |
| -------------- | ------------------------------------------------ | ---------------------------------- |
| `obj` | | pointer to a ffmpeg\_player object |
| `decoder_name` | `const char *` | decoder name |
lv_ffmpeg_get_frame_num [#lv_ffmpeg_get_frame_num]
Get the number of frames contained in the file
```c title=" " lineNumbers=1
int lv_ffmpeg_get_frame_num(const char *path)
```
Parameters
| Name | Type | Description |
| ------ | -------------- | ------------------------ |
| `path` | `const char *` | image or video file name |
**Returns:** `int` — Number of frames, less than 0 means failed
lv_ffmpeg_init [#lv_ffmpeg_init]
Register FFMPEG image decoder
```c title=" " lineNumbers=1
void lv_ffmpeg_init(void)
```
lv_ffmpeg_deinit [#lv_ffmpeg_deinit]
De-initialize FFMPEG image decoder
```c title=" " lineNumbers=1
void lv_ffmpeg_deinit(void)
```
lv_ffmpeg_player_create [#lv_ffmpeg_player_create]
Create ffmpeg\_player object
```c title=" " lineNumbers=1
lv_obj_t * lv_ffmpeg_player_create(lv_obj_t *parent)
```
Parameters
| Name | Type | Description |
| -------- | ------------------------------------------------ | ------------------------------------------------------------- |
| `parent` | | pointer to an object, it will be the parent of the new player |
**Returns:** — pointer to the created ffmpeg\_player
Enums [#enums]
lv_ffmpeg_player_cmd_t [#lv_ffmpeg_player_cmd_t]
| Name |
| ----------------------------- |
| `LV_FFMPEG_PLAYER_CMD_START` |
| `LV_FFMPEG_PLAYER_CMD_STOP` |
| `LV_FFMPEG_PLAYER_CMD_PAUSE` |
| `LV_FFMPEG_PLAYER_CMD_RESUME` |
| `LV_FFMPEG_PLAYER_CMD_LAST` |
* `lv_ffmpeg_player_set_cmd` — param `cmd`
Variables [#variables]
lv_ffmpeg_player_class [#lv_ffmpeg_player_class]
```c title=" " lineNumbers=1
const lv_obj_class_t lv_ffmpeg_player_class
```
Dependencies [#dependencies]