diff --git a/src/decode/codecs/audio.rs b/src/decode/codecs/audio.rs
index a13123f..bf81a0c 100644
--- a/src/decode/codecs/audio.rs
+++ b/src/decode/codecs/audio.rs
@@ -33,6 +33,6 @@ pub fn new_aac(metadata: Arc<util::Metadata>) -> Result<AACDecoder, Box<dyn Erro
     let cmd = Command::new("faad")
         .args(["-f", "2", "-w", "-q", "-"])
         .stdin(Stdio::piped()).stdout(Stdio::piped()).spawn()?;
-    let bytes_per_sample_chunk = 1024 * 2 * metadata.audio.channels as usize;
-    return Ok(AACDecoder {cmd: cmd, raw_buff_size: bytes_per_sample_chunk, raw_sample_type: util::RawMediaType::PCM16BE})
+    let bytes_per_sample_chunk = (metadata.audio.samplerate * 2 * metadata.audio.channels as u32) as usize;
+    return Ok(AACDecoder {cmd: cmd, raw_buff_size: bytes_per_sample_chunk, raw_sample_type: util::RawMediaType::PCM16LE})
 }
diff --git a/src/util/mod.rs b/src/util/mod.rs
index d35a06c..2039435 100644
--- a/src/util/mod.rs
+++ b/src/util/mod.rs
@@ -64,7 +64,7 @@ pub struct NALUPacket {
 #[derive(Copy, Clone)]
 pub enum RawMediaType {
     YUV420P,
-    PCM16BE,
+    PCM16LE,
 }
 
 pub struct RawMedia {