THP
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| This page contains content/info from the Revolution SDK. This is to be considered 100% true. |
|---|
THP does not stand for anything unlike other file formats. It's mainly used for prerendered cutscenes and other prerendered videos. This format was also used on the Nintendo GameCube.
Format Specifications
Below you'll find helpful tables on how the file is structured
Header
Each THP starts with a header
| Offset | Type | Description |
|---|---|---|
| 0x00 | String | "THP0" in ASCII |
| 0x04 | UInt32 | Version Number. SMG uses 0x1048832 |
| 0x08 | UInt32 | The Maximum Frame data size |
| 0x0C | UInt32 | Max no. of Audio Samples. SMG uses 0x570556416 |
| 0x10 | Float | Frame Rate. Defaults to 29.97 in THPConv.exe. SMG uses 59.97 (the max value) |
| 0x14 | UInt32 | Total number of frames |
| 0x18 | UInt32 | The length of the first frame |
| 0x1C | UInt32 | The length of ALL frames |
| 0x20 | UInt32 | Offset to components |
| 0x24 | UInt32 | Offset to FrameOffsetData |
| 0x28 | UInt32 | First frame offset |
| 0x2C | UInt32 | Last frame offset |
Frame Comp Info
This section is for the Component structure
| Offset | Type | Description |
|---|---|---|
| 0x00 | UInt32 | Number of components in this frame. Max is 16 |
| 0x04 | UInt8[16] | Component types (0 = video, 1 = audio, -1 = none) |
Video
This section contains the video data.
| Offset | Type | Description |
|---|---|---|
| 0x00 | UInt32 | Width. SMG uses 640 |
| 0x04 | UInt32 | Height. SMG uses 368 |
| 0x08 | UInt32 | Video format (Only used in certain versions) |
Audio
This sections contains the audio data.
| Offset | Type | Description |
|---|---|---|
| 0x00 | UInt32 | Number of Audio Channels (Min is 0, Max is 2) |
| 0x04 | UInt32 | Frequency |
| 0x08 | UInt32 | Number of samples played |
| 0x0C | UInt32 | Number of tracks (Only used in certain versions) |
Frame
A frame starts with a frame header
| Offset | Type | Description |
|---|---|---|
| 0x00 | UInt32 | Total size of the next frame |
| 0x04 | UInt32 | Total size of previous frame |
| 0x08 | UInt32 | Total size of the current frame |
| 0x0C | UInt32 | Audio size (Only if there is audio in the current frame) |
| 0x0C or 0x10 | Image Data | |
Video
Video data
| Offset | Type | Description |
|---|---|---|
| 0x00 | Int8[I] | Image Data |
| I | End of Image Data | |
Audio
| Offset | Type | Description |
|---|---|---|
| 0x00 | UInt32 | Channel size |
| 0x04 | UInt32 | Number of samples |
| 0x08 | Int16[16] | Table 1 |
| 0x28 | Int16[16] | Table 2 |
| 0x48 | Int16 | Channel 1 previous 1 |
| 0x4A | Int16 | Channel 1 previous 2 |
| 0x4C | Int16 | Channel 2 previous 1 |
| 0x4E | Int16 | Channel 2 previous 2 |
| 0x50 | Audio Data | |
| Offset | Type | Description |
|---|---|---|
| 0x00 | Int8[M] | Audio Data |
| M | End of Audio Data | |
Tools
The following tools can handle THP files:
- BrawlCrate (Can only view the files)
- ffmpeg (Can convert THP videos to other video formats)
- VLC media player (Can reproduce THP video files)
- Wiiflow THP Video Converter (Creates thp videos. Only supports 30 fps)
- THP-Converter (Can convert to and from THP files using other programs)
- THPConv.exe (Nintendo's internal program to make thp videos, used by other programs)