Changes between Version 5 and Version 6 of Encode/FFV1

Timestamp:

Dec 14, 2014, 6:48:47 PM (12 years ago)

Author:

Timothy Gu

Comment:

Commands pretty-print

Encode/FFV1

@@ -10 +10 @@
 
 === Examples ===
-1. '''Copy audio "as-is" and use FFV1.1 as video codec.'''
+1. '''Copy audio "as-is" and use FFV1.1 as video codec. Audio stream kept as-is.'''
     Parameters are GOP-size=1, coder=1, context=1:
     {{{
-    ffmpeg -i <input_video> -acodec copy -vcodec ffv1 -level 1 -coder 1 -context 1 -g 1 <output_video>
+    ffmpeg -i <input_video> \
+        -acodec  copy       \
+        -vcodec  ffv1       \
+        -level   1          \
+        -coder   1          \
+        -context 1          \
+        -g       1          \
+        <output_video>
     }}}
 
@@ -33 +40 @@
 === Examples ===
 * '''Copy audio "as-is" and use FFV1.3 as video codec.'''
-    Parameters are GOP-size=1, coder=1, context=1, 24 slices and slice-CRC on:
+    Parameters are 8 threads, coder=1, context=1, GOP-size=1, 24 slices and slice-CRC on:
     {{{
-    ffmpeg -i <input_video> -threads 8 -acodec copy -vcodec ffv1 -level 3 -coder 1 -context 1 -g 1 -slices 24 -slicecrc 1 <output_video>
+    ffmpeg -i <input_video>     \
+        -acodec   copy          \
+        -vcodec   ffv1 -level 3 \
+        -threads  8             \
+        -coder    1             \
+        -context  1             \
+        -g        1             \
+        -slices  24             \
+        -slicecrc 1             \
+        <output_video>
     }}}
 
-* '''Encode using 2-pass mode:'''
+* '''Encode using 2-pass mode, with audio kept as-is:'''
     ** 1st pass:
         {{{
-        ffmpeg -i <input_video> -threads 8 -an -vcodec ffv1 -coder 1 -context 1 -g 1 -level 3 -slices 24 -slicecrc 1 -pass 1 -passlogfile my_passlog <output_video-pass1>
+        ffmpeg -i <input_video>     \
+            -an                     \
+            -vcodec ffv1 -level 3   \
+            -pass 1                 \
+            -passlogfile my_passlog \
+            -f nut /dev/null
         }}}
-        NOTE: You can delete the "<output_video-pass1>" after the first pass.
 
     ** 2nd pass:
         {{{
-        ffmpeg -i <input_video> -threads 8 -acodec copy -vcodec ffv1 -coder 1 -context 1 -g 1 -level 3 -slices 24 -slicecrc 1 -pass 2 -passlogfile my_passlog <output_video>
+        ffmpeg -i <input_video>     \
+            -acodec copy            \
+            -vcodec ffv1 -level 3   \
+            -pass 2                 \
+            -passlogfile my_passlog \
+            <output_video>
         }}}