From 661e5b7081ba5fb600718980ee263d3e05781ea7 Mon Sep 17 00:00:00 2001
From: Dexrn ZacAttack <60078656+DexrnZacAttack@users.noreply.github.com>
Date: Sun, 24 Nov 2024 02:39:22 -0800
Subject: [PATCH] patterns: Added RAD Game Tools BINKA hexpat (#319)

* Binka readme

* Binka hexpat
---
 README.md             |  1 +
 patterns/binka.hexpat | 24 ++++++++++++++++++++++++
 2 files changed, 25 insertions(+)
 create mode 100644 patterns/binka.hexpat

diff --git a/README.md b/README.md
index f377f2f..d4b67d4 100644
--- a/README.md
+++ b/README.md
@@ -38,6 +38,7 @@ Everything will immediately show up in ImHex's Content Store and gets bundled wi
 | BLEND  | | [`patterns/blend.hexpat`](patterns/blend.hexpat) | Blender Project file |
 | BMP  | `image/bmp` | [`patterns/bmp.hexpat`](patterns/bmp.hexpat) | OS2/Windows Bitmap files |
 | BIN  | | [`patterns/selinux.hexpat`](patterns/selinux.pat) | SE Linux modules |
+| BINKA  | | [`patterns/binka.hexpat`](patterns/binka.pat) | RAD Game Tools Bink Audio (BINKA) files |
 | BSON | `application/bson` | [`patterns/bson.hexpat`](patterns/bson.hexpat) | BSON (Binary JSON) format |
 | bplist | | [`patterns/bplist.hexpat`](patterns/bplist.hexpat) | Apple's binary property list format (bplist) |
 | BSP | | [`patterns/bsp_goldsrc.hexpat`](patterns/bsp_goldsrc.hexpat) | GoldSrc engine maps format (used in Half-Life 1) |
diff --git a/patterns/binka.hexpat b/patterns/binka.hexpat
new file mode 100644
index 0000000..fa11f38
--- /dev/null
+++ b/patterns/binka.hexpat
@@ -0,0 +1,24 @@
+#pragma author DexrnZacAttack
+#pragma description RAD Game Tools BINKA (Bink Audio)
+#pragma magic [31 46 43 42] @ 0x00
+
+import std.string;
+import std.math;
+import type.magic;
+
+fn getDuration(u32 duration_ts, u32 sample_rate) {
+    return float(duration_ts) / float(sample_rate);
+};
+
+struct Binka {
+    type::Magic<"1FCB"> magic;
+    u8; // can't get this to change anything when using ffprobe
+    u8 channel_count [[name(std::format("Channel Count: {}", this))]];
+    u16 sample_rate [[name(std::format("Sample Rate: {}", this))]];
+    u32 duration_ts [[name(std::format("Duration: {}s", std::math::floor(getDuration(this, sample_rate))))]];
+    u32;
+    u32 size [[name(std::format("File Size: {} bytes", this))]];
+    u8 data[size - 20];
+};
+
+Binka binka @ 0x00;