## **Details**
## **Field **
## charSet
```
uint32_t SubtitleTrackInfo::charSet
```
**Description:**
Character encoding format
## format
```
[SubtitleFormat](Format.md#gadac45ce4731516c262292c15433439b3) SubtitleTrackInfo::format
```
**Description:**
Subtitle encoding and decoding format. For details, see [SubtitleFormat](Format.md#gadac45ce4731516c262292c15433439b3)
## language
```
char SubtitleTrackInfo::language[[FORMAT_MAX_LANGUAGE_NUM](Format.md#gac2d2d077edb8e9bb9f85ab6350015c5b)][[FORMAT_LANGUAGE_LEN](Format.md#gaa70508bb1089c99f9aa3d59fcbdfa8eb)]
```
**Description:**
Subtitle language
## originalFrameHeight
```
uint16_t SubtitleTrackInfo::originalFrameHeight
```
**Description:**
Height of the original image. This variable is valid for the image subtitle.
## originalFrameWidth
```
uint16_t SubtitleTrackInfo::originalFrameWidth
```
**Description:**
Width of the original image. This variable is valid for the image subtitle.