diff --git a/flake.lock b/flake.lock
index d412d80..802f7a8 100644
--- a/flake.lock
+++ b/flake.lock
@@ -20,11 +20,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1755020227,
-        "narHash": "sha256-gGmm+h0t6rY88RPTaIm3su95QvQIVjAJx558YUG4Id8=",
+        "lastModified": 1762482733,
+        "narHash": "sha256-g/da4FzvckvbiZT075Sb1/YDNDr+tGQgh4N8i5ceYMg=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "695d5db1b8b20b73292501683a524e0bd79074fb",
+        "rev": "e1ebeec86b771e9d387dd02d82ffdc77ac753abc",
         "type": "github"
       },
       "original": {
@@ -62,11 +62,11 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1755052812,
-        "narHash": "sha256-Tjw2YP7Hz8+ibE8wJ+Ps65vh1lzAe5ozmoo9sdQ7rGg=",
+        "lastModified": 1762828736,
+        "narHash": "sha256-RxtFHWZpKwVcWHhx88E2NhWuBbgYVqIoIDynGs5FoJs=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "433023cba5f4fa66b8b0fdbb8f91d420c9cc2527",
+        "rev": "8d5baa5628f6dbd7ce6beca3c299bae27755204c",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index 01f3d8f..3a9278f 100644
--- a/flake.nix
+++ b/flake.nix
@@ -5,102 +5,100 @@
     rust-overlay.url = "github:oxalica/rust-overlay";
   };
 
-  outputs =
-    {
-      self,
-      nixpkgs,
-      rust-overlay,
-      flake-utils,
-      ...
-    }:
+  outputs = {
+    self,
+    nixpkgs,
+    rust-overlay,
+    flake-utils,
+    ...
+  }:
     flake-utils.lib.eachDefaultSystem (
-      system:
-      let
+      system: let
         pkgs = import nixpkgs {
           inherit system;
-          overlays = [ rust-overlay.overlays.default ];
+          overlays = [rust-overlay.overlays.default];
           config.allowUnfree = true;
         };
         rustshell = pkgs.mkShell.override {
-        	stdenv = pkgs.gccStdenv;
+          stdenv = pkgs.gccStdenv;
         };
         rustbin = pkgs.rust-bin.selectLatestNightlyWith (
           toolchain:
-          toolchain.default.override {
-            extensions = [
-              "rust-src"
-              "clippy"
-              "rustfmt"
-              "miri"
-              "rust-analyzer"
-            ];
-          }
+            toolchain.default.override {
+              extensions = [
+                "rust-src"
+                "clippy"
+                "rustfmt"
+                "miri"
+                "rust-analyzer"
+              ];
+            }
         );
-      in
-      {
+      in {
         formatter = pkgs.alejandra;
 
         devShells.default = rustshell {
-          packages = [
-            rustbin
-          ]
-          ++ (with pkgs; [
-            llvmPackages_21.clangWithLibcAndBasicRtAndLibcxx
-            pkg-config
-            cmake
-            vcpkg
-            lldb
-            rustPlatform.bindgenHook
-            xmlstarlet
-            opencv
-            alsa-lib
-            systemdLibs
-            cmake
-            fontconfig
-            linuxHeaders
-            v4l-utils
-            libv4l
-            pipewire
-            rustup
-            gcc
-            ffmpeg-full
-            nasm
-            libGL
-            flite
-            quirc
-            lcevcdec
-            xz
-            celt
-            opencore-amr
-            snappy
-            codec2
-            gsm
-            ilbc
-            lame
-            libtheora
-            libogg
-            twolame
-            vo-amrwbenc
-            vvenc
-            xavs
-            xvidcore
-            soxr
-            libvdpau
-            jetbrains.rust-rover
-          ]);
+          packages =
+            [
+              rustbin
+            ]
+            ++ (with pkgs; [
+              llvmPackages_21.clangWithLibcAndBasicRtAndLibcxx
+              pkg-config
+              cmake
+              vcpkg
+              lldb
+              rustPlatform.bindgenHook
+              xmlstarlet
+              opencv
+              alsa-lib
+              systemdLibs
+              cmake
+              fontconfig
+              linuxHeaders
+              v4l-utils
+              libv4l
+              pipewire
+              rustup
+              gcc
+              ffmpeg_8-full
+              nasm
+              libGL
+              flite
+              quirc
+              lcevcdec
+              xz
+              celt
+              opencore-amr
+              snappy
+              codec2
+              gsm
+              ilbc
+              lame
+              libtheora
+              libogg
+              twolame
+              vo-amrwbenc
+              vvenc
+              xavs
+              xvidcore
+              soxr
+              libvdpau
+              gmp
+              openapv
+              svt-av1
+            ]);
 
           env.RUST_SRC_PATH = "${rustbin}/lib/rustlib/src/rust/library";
           env.LIBCLANG_PATH = "${pkgs.llvmPackages.libclang.lib}/lib";
 
-          shellHook =
-            let
-              pathToRustProject = "/project/component[@name='RustProjectSettings']";
-            in
-            ''
-              echo "WONDERHOOOOOY!!!!"
-              xmlstarlet edit --inplace --update "${pathToRustProject}/option[@name='explicitPathToStdlib']/@value" --value "${rustbin}/lib/rustlib/src/rust/library" .idea/workspace.xml
-              xmlstarlet edit --inplace --update "${pathToRustProject}/option[@name='toolchainHomeDirectory']/@value" --value "${rustbin}/bin" .idea/workspace.xml
-            '';
+          shellHook = let
+            pathToRustProject = "/project/component[@name='RustProjectSettings']";
+          in ''
+            echo "WONDERHOOOOOY!!!!"
+            xmlstarlet edit --inplace --update "${pathToRustProject}/option[@name='explicitPathToStdlib']/@value" --value "${rustbin}/lib/rustlib/src/rust/library" .idea/workspace.xml
+            xmlstarlet edit --inplace --update "${pathToRustProject}/option[@name='toolchainHomeDirectory']/@value" --value "${rustbin}/bin" .idea/workspace.xml
+          '';
         };
       }
     );
diff --git a/nokhwa-core/src/codec.rs b/nokhwa-core/src/codec.rs
index 1d87887..ff8ea0a 100644
--- a/nokhwa-core/src/codec.rs
+++ b/nokhwa-core/src/codec.rs
@@ -47,7 +47,7 @@ pub trait CodecAsync: Codec {
     async fn set_format_async(&self, format: CameraFormat) -> Result<(), NokhwaError>;
 
     fn set_config_async(&mut self, config: Self::Config) -> Result<(), NokhwaError> {
-        self.set_config(config)
+        self.set_config(&config)
     }
 
     fn send_item_async(&mut self, input: Self::Input<'_>) -> Result<(), NokhwaError>;
diff --git a/nokhwa-core/src/error.rs b/nokhwa-core/src/error.rs
index 66cf753..1fa35b1 100644
--- a/nokhwa-core/src/error.rs
+++ b/nokhwa-core/src/error.rs
@@ -14,10 +14,10 @@
  * limitations under the License.
  */
 use crate::frame_format::{CustomFrameFormat, FrameFormat};
-use std::fmt::Debug;
-use thiserror::Error;
 use crate::pixel_destination::PixelDestination;
 use crate::types::Backends;
+use std::fmt::Debug;
+use thiserror::Error;
 
 pub type NokhwaResult<T> = Result<T, NokhwaError>;
 
@@ -85,7 +85,19 @@ pub enum NokhwaError {
     DecoderDestinationHintRequired,
     #[error("Decoder already deinitialized. Unusable, please make a new decoder.")]
     DecoderAlreadyDeinitialized,
+    #[error(
+        "Decoder requires more data to process - not actual error - please send more data to decode: {0}"
+    )]
+    DecoderNeedsMoreData(String),
 }
+
+impl NokhwaError {
+    #[must_use]
+    pub fn is_needs_more(&self) -> bool {
+        matches!(self, NokhwaError::DecoderNeedsMoreData(_))
+    }
+}
+
 //
 // pub enum InitializeError {}
 //
diff --git a/nokhwa-core/src/frame_buffer.rs b/nokhwa-core/src/frame_buffer.rs
index e493659..3b0ad9b 100644
--- a/nokhwa-core/src/frame_buffer.rs
+++ b/nokhwa-core/src/frame_buffer.rs
@@ -90,11 +90,31 @@ pub struct FrameBuffer<'a> {
 impl<'a> FrameBuffer<'a> {
     /// Creates a new buffer with a [`&[u8]`].
     #[must_use]
-    #[inline]
     pub fn new(buffer: Cow<'a, [u8]>, metadata: Option<Metadata>) -> Self {
         Self { buffer, metadata }
     }
 
+    #[must_use]
+    pub fn from_buffer(buffer: &'a [u8], metadata: Option<Metadata>) -> Self {
+        FrameBuffer {
+            buffer: Cow::Borrowed(buffer),
+            metadata,
+        }
+    }
+
+    #[must_use]
+    pub fn from_cow(buffer: Cow<'a, [u8]>, metadata: Option<Metadata>) -> Self {
+        FrameBuffer { buffer, metadata }
+    }
+
+    #[must_use]
+    pub fn from_vec(buffer: Vec<u8>, metadata: Option<Metadata>) -> Self {
+        FrameBuffer {
+            buffer: Cow::Owned(buffer),
+            metadata,
+        }
+    }
+
     /// Get the data of this buffer.
     #[must_use]
     pub fn buffer(&'a self) -> &'a [u8] {
@@ -147,22 +167,28 @@ impl Deref for FrameBuffer<'_> {
     }
 }
 
-impl From<Vec<u8>> for FrameBuffer<'_> {
-    fn from(value: Vec<u8>) -> Self {
-        let buffer = Cow::Owned(value);
-
-        FrameBuffer {
-            buffer,
-            metadata: None,
-        }
-    }
-}
-
 impl<'a> From<&'a [u8]> for FrameBuffer<'a> {
     fn from(value: &'a [u8]) -> Self {
-        let buffer = Cow::Borrowed(value);
         FrameBuffer {
-            buffer,
+            buffer: Cow::Borrowed(value),
+            metadata: None,
+        }
+    }
+}
+
+impl From<Vec<u8>> for FrameBuffer<'static> {
+    fn from(value: Vec<u8>) -> Self {
+        FrameBuffer {
+            buffer: Cow::Owned(value),
+            metadata: None,
+        }
+    }
+}
+
+impl<'a> From<Cow<'a, [u8]>> for FrameBuffer<'a> {
+    fn from(value: Cow<'a, [u8]>) -> Self {
+        FrameBuffer {
+            buffer: value,
             metadata: None,
         }
     }
diff --git a/nokhwa-decoders/Cargo.toml b/nokhwa-decoders/Cargo.toml
index e68897e..c50dcb4 100644
--- a/nokhwa-decoders/Cargo.toml
+++ b/nokhwa-decoders/Cargo.toml
@@ -1,14 +1,14 @@
 [package]
-name    = "nokhwa-decoders"
+name = "nokhwa-decoders"
 version = "0.1.0"
 edition = "2024"
 
 [features]
-ffmpeg = [ "ffmpeg-the-third" ]
-yuyv   = [ "dcv-color-primitives", "yuv" ]
-mjpeg  = [ "zune-jpeg", "zune-core" ]
-luma   = [ "nokhwa-iter-extensions", "itermore" ]
-# static = ["ffmpeg-the-third/static"]
+ffmpeg = ["ffmpeg-the-third"]
+yuyv = ["dcv-color-primitives", "yuv"]
+mjpeg = ["zune-jpeg", "zune-core"]
+luma = ["nokhwa-iter-extensions", "itermore"]
+static = ["ffmpeg-the-third/static"]
 #async = []
 
 [dependencies]
@@ -16,38 +16,38 @@ bytemuck = "1.23"
 
 [dependencies.nokhwa-core]
 version = "0.2"
-path    = "../nokhwa-core"
+path = "../nokhwa-core"
 
 [dependencies.ffmpeg-the-third]
-version  = "4.0.0"
+version = "4.0.0"
 optional = true
 
 [dependencies.yuv]
-version  = "0.8"
+version = "0.8"
 optional = true
 
 [dependencies.dcv-color-primitives]
-version  = "0.7"
+version = "0.7"
 optional = true
 
 [dependencies.zune-jpeg]
-version  = "0.5.0-rc9"
+version = "0.5.0-rc9"
 optional = true
 
 [dependencies.zune-core]
-version  = "0.5.0-rc2"
+version = "0.5.0-rc2"
 optional = true
 
 [dependencies.itermore]
-version  = "0.8"
-features = [ "array_chunks" ]
+version = "0.8"
+features = ["array_chunks"]
 optional = true
 
 [dependencies.nokhwa-iter-extensions]
-version  = "0.1"
-path     = "../nokhwa-iter-extensions"
+version = "0.1"
+path = "../nokhwa-iter-extensions"
 optional = true
 
 [dev-dependencies.image]
 workspace = true
-features  = [ "png", "jpeg", "avif" ]
+features = ["png", "jpeg", "avif"]
diff --git a/nokhwa-decoders/src/ffmpeg.rs b/nokhwa-decoders/src/ffmpeg.rs
index 8d98712..78db23a 100644
--- a/nokhwa-decoders/src/ffmpeg.rs
+++ b/nokhwa-decoders/src/ffmpeg.rs
@@ -3,8 +3,8 @@ use ffmpeg_the_third::codec::{Context, Id};
 use ffmpeg_the_third::color::{Range, Space};
 use ffmpeg_the_third::decoder::{Video, find};
 use ffmpeg_the_third::ffi::{
-    AVCodecID, AVCodecParameters, AVPacketSideData, AVPixelFormat, av_frame_alloc,
-    av_image_fill_arrays, av_packet_side_data_free, avcodec_parameters_alloc,
+    AVCodecID, AVCodecParameters, AVMediaType, AVPacketSideData, AVPixelFormat, AVRational,
+    av_frame_alloc, av_image_fill_arrays, av_packet_side_data_free, avcodec_parameters_alloc,
     avcodec_parameters_free,
 };
 use ffmpeg_the_third::format::Pixel as FfmpegPixel;
@@ -53,8 +53,20 @@ fn create_video(config: &FfmpegConfig) -> Result<Video, NokhwaError> {
             ))
         })?;
 
+    let frame_rate = AVRational {
+        num: config.frame_rate.numerator(),
+        den: config.frame_rate.denominator(),
+    };
+    let codec_i32 = unsafe { transmute::<AVCodecID, i32>(AVCodecID::from(id)) };
+    let intermediate_config = IntermediateDecoderConfig {
+        config: config.ffmpeg_codec_low_level.clone(),
+        resolution: config.resolution,
+        frame_rate,
+        format: codec_i32,
+    };
+
     video
-        .set_parameters(config.ffmpeg_codec_low_level.clone())
+        .set_parameters(intermediate_config)
         .map_err(|why| NokhwaError::DecoderInvalidConfiguration(why.to_string()))?;
 
     let threading_kind = config.parallelism.behavior;
@@ -120,12 +132,8 @@ pub struct FfmpegOutputMeta<'a> {
     pub timestamp: Option<i64>,
     pub pts: Option<i64>,
 
-    pub is_key: bool,
     pub is_corrupt: bool,
     pub is_empty: bool,
-    pub is_top_first: bool,
-    pub is_interlaced: bool,
-    pub has_palatte_changed: bool,
 
     pub color_space: Space,
     pub color_range: Range,
@@ -144,19 +152,25 @@ pub struct FfmpegDecoder {
     decoder: Video,
     sws: ScalerContext,
     config: FfmpegConfig,
-    last_used_format: FfmpegPixel,
+    last_used_out_format: FfmpegPixel,
+    last_used_in_format: FfmpegPixel,
 }
 
 impl FfmpegDecoder {
     pub fn new(config: FfmpegConfig) -> Result<Self, NokhwaError> {
         let decoder = create_video(&config)?;
-        let sws = create_sws(&config, decoder.format(), decoder.format())?;
-        let last_used_format = decoder.format();
+        let last_used_in_format = match decoder.format() {
+            FfmpegPixel::None => FfmpegPixel::RGB24,
+            px => px,
+        };
+        let last_used_out_format = FfmpegPixel::RGB24;
+        let sws = create_sws(&config, last_used_in_format, last_used_out_format)?;
         Ok(FfmpegDecoder {
             decoder,
             sws,
             config,
-            last_used_format,
+            last_used_out_format,
+            last_used_in_format,
         })
     }
 
@@ -187,8 +201,12 @@ impl Decoder for FfmpegDecoder {
 
     fn set_config(&mut self, config: Self::Config) -> Result<(), NokhwaError> {
         self.decoder = create_video(&config)?;
-        self.sws = create_sws(&config, self.decoder.format(), self.last_used_format)?;
-
+        let last_used_in_format = match self.decoder.format() {
+            FfmpegPixel::None => FfmpegPixel::RGB24,
+            px => px,
+        };
+        self.sws = create_sws(&config, last_used_in_format, self.last_used_out_format)?;
+        self.last_used_in_format = last_used_in_format;
         self.config = config;
         Ok(())
     }
@@ -202,9 +220,6 @@ impl Decoder for FfmpegDecoder {
         let buffer = buffer.as_mut();
 
         let dest_as_ffmpeg = convert_destination_pixel_format_to_av_pxfmt(destination_format);
-        if self.last_used_format != dest_as_ffmpeg {
-            self.sws = create_sws(&self.config, self.decoder.format(), self.last_used_format)?;
-        }
 
         let packet = Packet::borrow(to_decode.buffer());
         self.decoder
@@ -216,9 +231,14 @@ impl Decoder for FfmpegDecoder {
             self.decoder.width(),
             self.decoder.width(),
         );
-        self.decoder
-            .receive_frame(&mut frame)
-            .map_err(|why| NokhwaError::Decoder(why.to_string()))?;
+
+        if let Err(why) = self.decoder.receive_frame(&mut frame) {
+            if let ffmpeg_the_third::util::error::Error::Other { errno: 11 } = why {
+                return Err(NokhwaError::DecoderNeedsMoreData(why.to_string()));
+            } else {
+                return Err(NokhwaError::Decoder(why.to_string()));
+            }
+        }
 
         let receiver_avframe = unsafe { av_frame_alloc() };
         let dest_resolution = self
@@ -226,10 +246,10 @@ impl Decoder for FfmpegDecoder {
             .ffmpeg_scaler_low_level
             .destionation_resolution
             .unwrap_or(self.config.resolution);
+        let av_pixel_format: AVPixelFormat = dest_as_ffmpeg.into();
         unsafe {
             (*receiver_avframe).width = dest_resolution.width() as i32;
             (*receiver_avframe).height = dest_resolution.height() as i32;
-            let av_pixel_format: AVPixelFormat = dest_as_ffmpeg.into();
             (*receiver_avframe).format = av_pixel_format as i32;
         }
         let imgbuf = unsafe {
@@ -237,7 +257,7 @@ impl Decoder for FfmpegDecoder {
                 (&mut (*receiver_avframe).data) as *mut *mut u8,
                 (&mut (*receiver_avframe).linesize) as *mut i32,
                 buffer.as_ptr(),
-                self.decoder.format().into(),
+                av_pixel_format,
                 dest_resolution.width() as i32,
                 dest_resolution.height() as i32,
                 1,
@@ -250,19 +270,31 @@ impl Decoder for FfmpegDecoder {
         }
         let mut receiver_frame = unsafe { frame::Video::wrap(receiver_avframe) };
 
+        // remake swscontext in case we are being gooned
+        let new_in_format = match frame.format() {
+            FfmpegPixel::None => {
+                return Err(NokhwaError::Decoder(
+                    "Received None format from ffmpeg buffer. Invalid - cannot use sws".to_string(),
+                ));
+            }
+            fmt => fmt,
+        };
+
+        if new_in_format != self.last_used_in_format
+            || receiver_frame.format() != self.last_used_out_format
+        {
+            self.sws = create_sws(&self.config, new_in_format, receiver_frame.format())?;
+            self.last_used_in_format = new_in_format;
+            self.last_used_out_format = receiver_frame.format();
+        }
         self.sws
             .run(&frame, &mut receiver_frame)
             .map_err(|why| NokhwaError::Decoder(why.to_string()))?;
-
         let metadata = receiver_frame.metadata().to_owned();
         let timestamp = receiver_frame.timestamp();
         let pts = receiver_frame.pts();
-        let is_key = receiver_frame.is_key();
         let is_corrupt = receiver_frame.is_corrupt();
         let is_empty = unsafe { receiver_frame.is_empty() };
-        let is_top_first = receiver_frame.is_top_first();
-        let is_interlaced = receiver_frame.is_interlaced();
-        let has_palatte_changed = receiver_frame.has_palette_changed();
         let color_space = receiver_frame.color_space();
         let color_range = receiver_frame.color_range();
         let color_primaries = receiver_frame.color_primaries();
@@ -278,12 +310,8 @@ impl Decoder for FfmpegDecoder {
             metadata,
             timestamp,
             pts,
-            is_key,
             is_corrupt,
             is_empty,
-            is_top_first,
-            is_interlaced,
-            has_palatte_changed,
             color_space,
             color_range,
             color_primaries,
@@ -408,6 +436,7 @@ where
 
 #[derive(Clone, Debug, Default)]
 pub struct FfmpegDecoderConfig {
+    pub codec_tag: Option<u32>,
     pub bit_rate: Option<i64>,
     pub profile: Option<i32>,
     pub level: Option<i32>,
@@ -425,53 +454,71 @@ pub struct FfmpegDecoderConfig {
     pub extra_data: Option<SideData<u8>>,
 }
 
-impl AsPtr<AVCodecParameters> for FfmpegDecoderConfig {
+#[derive(Clone, Debug)]
+struct IntermediateDecoderConfig {
+    pub(crate) config: FfmpegDecoderConfig,
+    pub(crate) resolution: Resolution,
+    pub(crate) frame_rate: AVRational,
+    pub(crate) format: i32,
+}
+
+impl AsPtr<AVCodecParameters> for IntermediateDecoderConfig {
     fn as_ptr(&self) -> *const AVCodecParameters {
         let parameters = unsafe { avcodec_parameters_alloc() };
 
         unsafe {
-            if let Some(bit_rate) = self.bit_rate {
+            (*parameters).width = self.resolution.width() as i32;
+            (*parameters).height = self.resolution.height() as i32;
+            (*parameters).format = self.format;
+            (*parameters).codec_type = AVMediaType::AVMEDIA_TYPE_VIDEO;
+            (*parameters).framerate = self.frame_rate;
+
+            if let Some(codec_tag) = self.config.codec_tag {
+                (*parameters).codec_tag = codec_tag;
+            }
+
+            if let Some(bit_rate) = self.config.bit_rate {
                 (*parameters).bit_rate = bit_rate;
             }
 
-            if let Some(profile) = self.profile {
+            if let Some(profile) = self.config.profile {
                 (*parameters).profile = profile;
             }
 
-            if let Some(level) = self.level {
+            if let Some(level) = self.config.level {
                 (*parameters).level = level;
             }
 
-            if let Some(aspect_ratio) = self.aspect_ratio {
+            if let Some(aspect_ratio) = self.config.aspect_ratio {
                 (*parameters).sample_aspect_ratio = aspect_ratio.into();
             }
 
-            if let Some(field_order) = self.field_order {
+            if let Some(field_order) = self.config.field_order {
                 (*parameters).field_order = field_order.into();
             }
 
-            if let Some(color_range) = self.color_range {
+            if let Some(color_range) = self.config.color_range {
                 (*parameters).color_range = color_range.into();
             }
 
-            if let Some(color_primaries) = self.color_primaries {
+            if let Some(color_primaries) = self.config.color_primaries {
                 (*parameters).color_primaries = color_primaries.into();
             }
 
-            if let Some(color_transfer) = self.color_transfer_characteristics {
+            if let Some(color_transfer) = self.config.color_transfer_characteristics {
                 (*parameters).color_trc = color_transfer.into();
             }
 
-            if let Some(chroma_location) = self.chroma_location {
+            if let Some(chroma_location) = self.config.chroma_location {
                 (*parameters).chroma_location = chroma_location.into();
             }
 
-            if let Some(coded_side_data) = self.coded_side_data {
+            if let Some(coded_side_data) = self.config.coded_side_data {
                 (*parameters).coded_side_data = coded_side_data.pointer.as_ptr();
                 (*parameters).nb_coded_side_data = coded_side_data.length as i32;
             }
 
-            if let Some(extra_data) = self.extra_data {
+            if let Some(extra_data) = self.config.extra_data {
                 (*parameters).extradata = extra_data.pointer.as_ptr();
                 (*parameters).extradata_size = extra_data.length as i32;
             }
@@ -604,4 +651,146 @@ const fn is_little_endian() -> bool {
 }
 
 #[cfg(test)]
-mod test {}
+mod test {
+    use ffmpeg_the_third::{codec::Context, format::input, media::Type, threading::Config};
+    use image::{ImageFormat, Rgb};
+    use nokhwa_core::{
+        decoder::Decoder,
+        frame_buffer::FrameBuffer,
+        frame_format::FrameFormat,
+        types::{FrameRate, Resolution},
+    };
+
+    use crate::ffmpeg::{
+        FfmpegConfig, FfmpegDecoder, FfmpegDecoderConfig, FfmpegScalerConfig, Parallelism,
+    };
+
+    #[test]
+    pub fn test_h264() {
+        ffmpeg_the_third::init().unwrap();
+
+        let file = "test_images/ffmpeg/h264/test.h264";
+        let output_dir = "test_images/ffmpeg/h264/out";
+
+        let decoder_cfg = FfmpegConfig {
+            custom_frame_format_map: None,
+            frame_format: FrameFormat::AVC1,
+            resolution: Resolution::new(498, 348),
+            frame_rate: FrameRate::from_fps(30),
+            parallelism: Parallelism::default(),
+            ffmpeg_codec_low_level: FfmpegDecoderConfig::default(),
+            ffmpeg_scaler_low_level: FfmpegScalerConfig::default(),
+            side_data_check_list: Vec::default(),
+        };
+
+        let mut decoder = FfmpegDecoder::new(decoder_cfg).unwrap();
+
+        let mut ictx = input(file).unwrap();
+        for maybe_frame in ictx.packets() {
+            let (_stream, packet) = maybe_frame.unwrap();
+            let decoded =
+                decoder.decode::<Rgb<u8>>(FrameBuffer::from_buffer(packet.data().unwrap(), None));
+            match decoded {
+                Ok(decoded) => {
+                    let index = packet.position();
+                    decoded
+                        .save_with_format(format!("{output_dir}/{index}.png"), ImageFormat::Png)
+                        .unwrap();
+                }
+                Err(why) => {
+                    if why.is_needs_more() {
+                        continue;
+                    } else {
+                        panic!("aaa {why}");
+                    }
+                }
+            }
+        }
+    }
+
+    #[test]
+    pub fn test_h265() {
+        ffmpeg_the_third::init().unwrap();
+
+        let file = "test_images/ffmpeg/h265/out.h265";
+        let output_dir = "test_images/ffmpeg/h265/out";
+
+        let decoder_cfg = FfmpegConfig {
+            custom_frame_format_map: None,
+            frame_format: FrameFormat::H265,
+            resolution: Resolution::new(498, 348),
+            frame_rate: FrameRate::from_fps(30),
+            parallelism: Parallelism::default(),
+            ffmpeg_codec_low_level: FfmpegDecoderConfig::default(),
+            ffmpeg_scaler_low_level: FfmpegScalerConfig::default(),
+            side_data_check_list: Vec::default(),
+        };
+
+        let mut decoder = FfmpegDecoder::new(decoder_cfg).unwrap();
+
+        let mut ictx = input(file).unwrap();
+        for maybe_frame in ictx.packets() {
+            let (_stream, packet) = maybe_frame.unwrap();
+            let decoded =
+                decoder.decode::<Rgb<u8>>(FrameBuffer::from_buffer(packet.data().unwrap(), None));
+            match decoded {
+                Ok(decoded) => {
+                    let index = packet.position();
+                    decoded
+                        .save_with_format(format!("{output_dir}/{index}.png"), ImageFormat::Png)
+                        .unwrap();
+                }
+                Err(why) => {
+                    if why.is_needs_more() {
+                        continue;
+                    } else {
+                        panic!("aaa {why}");
+                    }
+                }
+            }
+        }
+    }
+
+    #[test]
+    pub fn test_av1() {
+        ffmpeg_the_third::init().unwrap();
+
+        let file = "test_images/ffmpeg/av1/test.ivf";
+        let output_dir = "test_images/ffmpeg/av1/out";
+
+        let decoder_cfg = FfmpegConfig {
+            custom_frame_format_map: None,
+            frame_format: FrameFormat::AV1,
+            resolution: Resolution::new(320, 320),
+            frame_rate: FrameRate::from_fps(10),
+            parallelism: Parallelism::default(),
+            ffmpeg_codec_low_level: FfmpegDecoderConfig::default(),
+            ffmpeg_scaler_low_level: FfmpegScalerConfig::default(),
+            side_data_check_list: Vec::default(),
+        };
+
+        let mut decoder = FfmpegDecoder::new(decoder_cfg).unwrap();
+
+        let mut ictx = input(file).unwrap();
+        for maybe_frame in ictx.packets() {
+            let (_stream, packet) = maybe_frame.unwrap();
+            let decoded =
+                decoder.decode::<Rgb<u8>>(FrameBuffer::from_buffer(packet.data().unwrap(), None));
+            match decoded {
+                Ok(decoded) => {
+                    let index = packet.position();
+                    decoded
+                        .save_with_format(format!("{output_dir}/{index}.png"), ImageFormat::Png)
+                        .unwrap();
+                }
+                Err(why) => {
+                    if why.is_needs_more() {
+                        continue;
+                    } else {
+                        panic!("aaa {why}");
+                    }
+                }
+            }
+        }
+    }
+}
diff --git a/nokhwa-decoders/src/lib.rs b/nokhwa-decoders/src/lib.rs
index 7a9206e..824831d 100644
--- a/nokhwa-decoders/src/lib.rs
+++ b/nokhwa-decoders/src/lib.rs
@@ -1,8 +1,8 @@
 #[cfg(feature = "ffmpeg")]
 pub mod ffmpeg;
+#[cfg(feature = "luma")]
+pub mod luma;
 #[cfg(feature = "mjpeg")]
 pub mod mjpeg;
 #[cfg(feature = "yuyv")]
 pub mod yuv;
-#[cfg(feature = "luma")]
-pub mod luma;
diff --git a/nokhwa-decoders/test_images/ffmpeg/av1/av1_test.mkv b/nokhwa-decoders/test_images/ffmpeg/av1/av1_test.mkv
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diff --git a/nokhwa-decoders/test_images/ffmpeg/h265/testh265.mkv b/nokhwa-decoders/test_images/ffmpeg/h265/testh265.mkv
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diff --git a/nokhwa-decoders/test_images/notes.txt b/nokhwa-decoders/test_images/notes.txt
index 8d0f932..fede93b 100644
--- a/nokhwa-decoders/test_images/notes.txt
+++ b/nokhwa-decoders/test_images/notes.txt
@@ -4,4 +4,14 @@ ffmpeg -i crimeandsekai.png -pix_fmt nv12 -f rawvideo crimeandsekai.yuv
 ffmpeg -s 1024x1520 -pix_fmt nv12 -i crimeandsekai.yuv -f image2 -pix_fmt rgb24 crimeandsekai.nv12.png
 
 
-AYUV will fail on BE machines :D
\ No newline at end of file
+AYUV will fail on BE machines :D
+
+ffmpeg -i input.mp4 -c:v libx265 -vtag hvc1 output.mp4
+
+
+ffmpeg -i in.mkv -c:v copy -bsf hevc_mp4toannexb out.h265
+ffmpeg -i in.mkv -c:v copy -bsf h264_mp4toannexb out.h264
+
+
+ffmpeg -i input.mkv -pix_fmt yuv420p10le -f yuv4mpegpipe -strict -1 - | SvtAv1EncApp -i stdin --preset 2 --keyint 240
+--input-depth 10 --crf 30 --film-grain 20 --output test.ivf
\ No newline at end of file