# Supported source captions and output captions in a QuickTime output container
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To read this table, find the type of container and captions from your input. The supported caption formats for this *output *container are then shown in the last column. 

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- **HLS Container**
  - **Source caption format:** Embedded / **Supported output captions:**  Burn-in, Embedded, Embedded\+Ancillary 
  - **Source caption format:** SCTE-20 / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary

- **MP4 Container**
  - **Source caption format:** Embedded / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary
  - **Source caption format:** SCTE-20 / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary

- **MXF Container**
  - **Source caption format:** Embedded / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary
  - **Source caption format:** Ancillary Data / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary
  - **Source caption format:** Teletext / **Supported output captions:** Burn-in

- **QuickTime Container**
  - **Source caption format:** Embedded / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary
  - **Source caption format:** Ancillary Data / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary

- **Raw Container**
  - **Source caption format:** SRT / **Supported output captions:** Burn-in
  - **Source caption format:** SMI / **Supported output captions:** Burn-in
  - **Source caption format:** TTML / **Supported output captions:** Burn-in
  - **Source caption format:** STL / **Supported output captions:** Burn-in
  - **Source caption format:** SCC / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary

- **RTMP Container**
  - **Source caption format:** Embedded
  - **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary

- **SDI Container**
  - **Source caption format:** Embedded / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary
  - **Source caption format:** Teletext / **Supported output captions:** Burn-in
  - **Source caption format:** ARIB / **Supported output captions:** None

- **MPEG2-TS Container**
  - **Source caption format:** Embedded / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary
  - **Source caption format:** SCTE-20 / **Supported output captions:** Burn-in, Embedded, Embedded\+Ancillary
  - **Source caption format:** Teletext / **Supported output captions:** Burn-in
  - **Source caption format:** ARIB / **Supported output captions:** None
  - **Source caption format:** DVB-Sub / **Supported output captions:** Burn-in
  - **Source caption format:** SCTE-27 / **Supported output captions:** Burn-in