From c34cb1919f62d77263523d1253d3e852a8b3a565 Mon Sep 17 00:00:00 2001
From: Warren Lo <warren@accusys.com.tw>
Date: Wed, 11 Mar 2026 01:44:28 +0800
Subject: [PATCH] Add metadata.rs

---
 src/metadata.rs | 74 +++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 74 insertions(+)
 create mode 100644 src/metadata.rs

diff --git a/src/metadata.rs b/src/metadata.rs
new file mode 100644
index 0000000..d1bd337
--- /dev/null
+++ b/src/metadata.rs
@@ -0,0 +1,74 @@
+use serde::{Deserialize, Serialize};
+use chrono::{DateTime, Utc};
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct VideoMetadata {
+    pub video_path: String,
+    pub probed_at: DateTime<Utc>,
+    pub format: FormatInfo,
+    pub video_stream: Option<VideoStream>,
+    pub audio_streams: Vec<AudioStream>,
+    pub subtitle_streams: Vec<SubtitleStream>,
+    pub other_streams: Vec<OtherStream>,
+}
+
+#[derive(Debug, Serialize, Deserialize, Default)]
+pub struct FormatInfo {
+    pub filename: Option<String>,
+    pub format_name: Option<String>,
+    pub format_long_name: Option<String>,
+    pub duration: f64,
+    pub size: u64,
+    pub bit_rate: u64,
+    pub probe_score: Option<i32>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tags: Option<serde_json::Value>,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct VideoStream {
+    pub index: i32,
+    pub codec_name: Option<String>,
+    pub codec_long_name: Option<String>,
+    pub profile: Option<String>,
+    pub width: i32,
+    pub height: i32,
+    pub pix_fmt: Option<String>,
+    pub r_frame_rate: Option<String>,
+    pub avg_frame_rate: Option<String>,
+    pub bit_rate: Option<u64>,
+    pub duration: Option<f64>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tags: Option<serde_json::Value>,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct AudioStream {
+    pub index: i32,
+    pub codec_name: Option<String>,
+    pub channels: i32,
+    pub sample_rate: Option<String>,
+    pub bit_rate: Option<u64>,
+    pub duration: Option<f64>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tags: Option<serde_json::Value>,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct SubtitleStream {
+    pub index: i32,
+    pub codec_name: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub language: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tags: Option<serde_json::Value>,
+}
+
+#[derive(Debug, Serialize, Deserialize)]
+pub struct OtherStream {
+    pub index: i32,
+    pub codec_type: String,
+    pub codec_name: Option<String>,
+    #[serde(skip_serializing_if = "Option::is_none")]
+    pub tags: Option<serde_json::Value>,
+}
\ No newline at end of file