| th_comment | The comment information | 
| th_huff_code | A Huffman code for a Theora DCT token | 
| th_img_plane | A buffer for a single color plane in an uncompressed image | 
| th_info | Theora bitstream information | 
| th_quant_info | A complete set of quantization parameters | 
| th_quant_ranges | A set of qi ranges | 
| th_stripe_callback | The striped decode callback data to pass to TH_DECCTL_SET_STRIPE_CB | 
| theora_comment | Comment header metadata | 
| theora_info | Theora bitstream info | 
| theora_state | Codec internal state and context | 
| yuv_buffer | A YUV buffer for passing uncompressed frames to and from the codec | 
 1.6.1
 1.6.1