diff --git a/src/default_shaders/glsl.rs b/src/default_shaders/glsl.rs
index ab53fc2..94e1419 100644
--- a/src/default_shaders/glsl.rs
+++ b/src/default_shaders/glsl.rs
@@ -1,12 +1,24 @@
 pub const FRAG_SHADER: &str = "#version 460
 #extension GL_EXT_buffer_reference : require
+#extension GL_EXT_nonuniform_qualifier : require
 
 // In the beginning, colours never existed. There's nothing that was done before you...
 
 #include <prelude.glsl>
 
+layout(location = 0) in vec2 in_uv;
+layout(location = 0) out vec4 out_color;
+
 layout(set = 0, binding = 0) uniform sampler gsamplers[];
 layout(set = 0, binding = 1) uniform texture2D gtextures[];
+vec4 Tex(uint id) {
+    return texture(
+        nonuniformEXT(sampler2D(gtextures[id], gsamplers[LINER_SAMPL])), in_uv);
+}
+vec4 Tex(uint id, vec2 uv) {
+    return texture(
+        nonuniformEXT(sampler2D(gtextures[id], gsamplers[LINER_SAMPL])), uv);
+}
 
 layout(std430, push_constant) uniform PushConstant {
     vec3 pos;
@@ -20,9 +32,6 @@ layout(std430, push_constant) uniform PushConstant {
 }
 pc;
 
-layout(location = 0) in vec2 in_uv;
-layout(location = 0) out vec4 out_color;
-
 void main() {
     vec2 uv = (in_uv + -0.5) * vec2(pc.resolution.x / pc.resolution.y, 1);
 
@@ -32,6 +41,7 @@ void main() {
 
 pub const VERT_SHADER: &str = "#version 460
 #extension GL_EXT_buffer_reference : require
+#extension GL_EXT_nonuniform_qualifier : require
 
 layout(set = 0, binding = 0) uniform sampler gsamplers[];
 layout(set = 0, binding = 1) uniform texture2D gtextures[];
@@ -56,6 +66,7 @@ void main() {
 }";
 
 pub const COMP_SHADER: &str = "#version 460
+#extension GL_EXT_nonuniform_qualifier : require
 #extension GL_EXT_buffer_reference : require
 
 layout(set = 0, binding = 0) uniform sampler gsamplers[];
diff --git a/src/recorder.rs b/src/recorder.rs
index 1c97518..cd62c3b 100644
--- a/src/recorder.rs
+++ b/src/recorder.rs
@@ -109,8 +109,8 @@ fn new_ffmpeg_command(image_dimensions: ImageDimensions, filename: &str) -> Resu
         "-f", "rawvideo",
         "-i", "pipe:",
         "-c:v", "libx264",
-        "-crf", "25",
-        "-preset", "ultrafast",
+        "-crf", "23",
+        // "-preset", "ultrafast",
         "-tune", "animation",
         "-color_primaries", "bt709",
         "-color_trc", "bt709",
@@ -118,7 +118,7 @@ fn new_ffmpeg_command(image_dimensions: ImageDimensions, filename: &str) -> Resu
         "-color_range", "tv",
         "-chroma_sample_location", "center",
         "-pix_fmt", "yuv420p",
-        "-movflags", "+faststart",
+        // "-movflags", "+faststart",
         "-y",
     ];
 
@@ -127,8 +127,7 @@ fn new_ffmpeg_command(image_dimensions: ImageDimensions, filename: &str) -> Resu
         .arg("-video_size")
         .arg(format!(
             "{}x{}",
-            image_dimensions.unpadded_bytes_per_row / 4,
-            image_dimensions.height
+            image_dimensions.width, image_dimensions.height
         ))
         .args(args)
         .arg(filename)