Remove unused dependencies

Cargo.lock

@@ -459,8 +459,6 @@ dependencies = [
  "ffmpeg-dev",
  "fraction",
  "image",
- "log",
- "mime",
  "serde",
  "serde_json",
  "structopt",
@@ -482,12 +480,6 @@ dependencies = [
  "rustc_version",
 ]
 
-[[package]]
-name = "mime"
-version = "0.3.16"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2a60c7ce501c71e03a9c9c0d35b861413ae925bd979cc7a4e30d060069aaac8d"
-
 [[package]]
 name = "miniz_oxide"
 version = "0.3.6"

Cargo.toml

@@ -18,12 +18,10 @@ edition = "2018"
 
 [dependencies]
 ffmpeg-dev = "0.3.8"
-log = "0.4.8"
 image = "0.23.0"
 enum_primitive = "0.1.1"
 failure = "0.1.6"
 fraction = "0.6.2"
-mime = "0.3.16"
 time = "0.2"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"