Adding modding folder with a hacked build.

2026-09-26 08:53:08 +02:00
parent cdb960dc71
commit c91080aba7
755 changed files with 50424 additions and 0 deletions
@@ -0,0 +1,73 @@
+package format
+
+import (
+	"fmt"
+	"math"
+)
+
+// Tag is the identifier key of a MOVI container.
+const Tag string = "MOVI"
+
+// HeaderSize specifies the length of a serialized Header in bytes.
+const HeaderSize = 256
+
+// Fix represents a fixed-point number, with 16 bits of fraction and 15 bits of integer number.
+type Fix struct {
+	Fraction uint16
+	Number   int16
+}
+
+// FixFromFloat returns a fixed-point number from given floating-point number.
+func FixFromFloat(value float32) Fix {
+	number := int16(value)
+	return Fix{
+		Fraction: uint16(math.Abs(float64(value)-float64(number)) * 0x10000),
+		Number:   number,
+	}
+}
+
+// ToFloat returns the equivalent floating-point number.
+func (f Fix) ToFloat() float32 {
+	return float32(f.Number) + float32(f.Fraction)/0x10000
+}
+
+// Header is the first entry of a MOVI container.
+type Header struct {
+	// Tag is the identifier key of a MOVI container
+	Tag [4]byte
+	// IndexEntryCount specifies how many index entries are in the index.
+	IndexEntryCount int32
+	// IndexSize specifies how long the index is.
+	IndexSize int32
+	// ContentSize specifies the length of the content.
+	ContentSize int32
+	// Duration is the length of the media in seconds.
+	Duration Fix
+
+	// VideoFrameRate gives a hint on number of frames per second.
+	VideoFrameRate Fix
+	// VideoWidth specifies the width of the video.
+	VideoWidth uint16
+	// VideoHeight specifies the height of the video.
+	VideoHeight uint16
+	// VideoBitsPerPixel specifies bit count for color information: 8, 15, 24.
+	VideoBitsPerPixel int16
+	// VideoPalettePresent specifies whether a palette is set.
+	VideoPalettePresent int16
+
+	// AudioChannelCount specifies whether there is audio, and how many channels to use. 0 = no audio, 1 = mono, 2 = stereo.
+	AudioChannelCount int16
+	// AudioBytesPerSample specifies how many bytes one audio sample has. 1 = 8-bit, 2 = 16-bit.
+	AudioBytesPerSample int16
+	// AudioSampleRate specifies the sample rate of the audio.
+	AudioSampleRate Fix
+
+	_ [216]byte
+}
+
+func (header *Header) String() (result string) {
+	result += fmt.Sprintf("Index: %d entries (%d bytes)\n", header.IndexEntryCount, header.IndexSize)
+	result += fmt.Sprintf("Content: %d bytes, %f seconds\n", header.ContentSize, header.Duration.ToFloat())
+	result += fmt.Sprintf("Video: %dx%d pixel @%f sample rate\n", header.VideoWidth, header.VideoHeight, header.AudioSampleRate.ToFloat())
+	return
+}