refactor(encode): skip excluded codecs before format checks

Move the skip-codec check directly after codec detection, before
validating pixel format and frame rate.

This lets files with excluded codecs return early without requiring
additional probe fields that are irrelevant when the file will not be
encoded.

1 files changed, 9 insertions, 7 deletions

diff --git a/transcode.sh b/transcode.sh
index ea61fda..c222dc0 100755
--- a/transcode.sh
+++ b/transcode.sh
@@ -1264,12 +1264,21 @@ encode_one() {
     error "Could not determine input video codec:" "$input_file"
     return $EXIT_RUNTIME_FAILURE
   fi
+
+  if [[ -v SKIP_CODECS["$input_codec"] ]]; then
+    ((_REPORT_SKIPPED_CODEC++))
+    append_size_report_row "skipped_codec" "$filename" "$(filesize "$input_file")"
+    msg "Skipping (codec excluded):" "$input_codec"
+    return $EXIT_OK
+  fi
+
   if [[ -z "$input_pixel_format" ]]; then
     ((_REPORT_ENCODING_FAILED++))
     append_size_report_row "failed" "$filename" "$(filesize "$input_file")"
     error "Could not determine input pixel format:" "$input_file"
     return $EXIT_RUNTIME_FAILURE
   fi
+
   if [[ -z "$input_frame_rate" ]]; then
     ((_REPORT_ENCODING_FAILED++))
     append_size_report_row "failed" "$filename" "$(filesize "$input_file")"
@@ -1277,13 +1286,6 @@ encode_one() {
     return $EXIT_RUNTIME_FAILURE
   fi
 
-  if [[ -v SKIP_CODECS["$input_codec"] ]]; then
-    ((_REPORT_SKIPPED_CODEC++))
-    append_size_report_row "skipped_codec" "$filename" "$(filesize "$input_file")"
-    msg "Skipping (codec excluded):" "$input_codec"
-    return $EXIT_OK
-  fi
-
   # Some files report "yuvj*" formats (full-range JPEG-style). For encoding
   # purposes we normalize to the equivalent "yuv*" formats.
   input_pixel_format="${input_pixel_format/yuvj/yuv}"