bousqi · May 5, 2023 01:49 · Aug 6, 2022 · Aug 6, 2022 · Aug 6, 2022 · Mar 11, 2020
diff --git a/x264_convert.sh b/x264_convert.sh
@@ -10,7 +10,7 @@ ffmpeg -i input.mkv -map 0 -c:v libx264 -crf 18 -c:a copy output.mkv
 
 # to exlcude a stream : -map -0:5
 
-# For NVIDIA graphic card encoder usage : **6 time faster** (your GC might not support 10bit encoding)
+# For NVIDIA graphic card encoder usage : 6 time faster (your GC might not support 10bit encoding)
 # replace encoder from libx264 to h264_nvenc
 ffmpeg -i input.mkv -map 0 -c:v h264_nvenc -crf 18 -vf format=yuv420p -c:a copy output.mkv
 

diff --git a/x264_convert.sh b/x264_convert.sh
@@ -1,3 +1,7 @@
+##########################
+# FFMPEG 5
+##########################
+
 # refer to : https://superuser.com/questions/1380946/how-do-i-convert-10-bit-h-265-hevc-videos-to-h-264-without-quality-loss
 # 10-bit/12-bit HEVC to 8-bit H.264
 ffmpeg -i input.mkv -map 0 -c:v libx264 -crf 18 -vf format=yuv420p -c:a copy output.mkv
@@ -6,6 +10,14 @@ ffmpeg -i input.mkv -map 0 -c:v libx264 -crf 18 -c:a copy output.mkv
 
 # to exlcude a stream : -map -0:5
 
+# For NVIDIA graphic card encoder usage : **6 time faster** (your GC might not support 10bit encoding)
+# replace encoder from libx264 to h264_nvenc
+ffmpeg -i input.mkv -map 0 -c:v h264_nvenc -crf 18 -vf format=yuv420p -c:a copy output.mkv
+
+##########################
+# FFMPEG 4
+##########################
+
 # x265 to x264 (audio copy)
 set FNAME="file"
 set BITRATE="3500K"

diff --git a/x264_convert.sh b/x264_convert.sh
@@ -1,3 +1,11 @@
+# refer to : https://superuser.com/questions/1380946/how-do-i-convert-10-bit-h-265-hevc-videos-to-h-264-without-quality-loss
+# 10-bit/12-bit HEVC to 8-bit H.264
+ffmpeg -i input.mkv -map 0 -c:v libx264 -crf 18 -vf format=yuv420p -c:a copy output.mkv
+# 10-bit/12-bit HEVC to 10-bit H.264
+ffmpeg -i input.mkv -map 0 -c:v libx264 -crf 18 -c:a copy output.mkv
+
+# to exlcude a stream : -map -0:5
+
 # x265 to x264 (audio copy)
 set FNAME="file"
 set BITRATE="3500K"

diff --git a/x264_convert.sh b/x264_convert.sh
@@ -0,0 +1,51 @@
+# x265 to x264 (audio copy)
+set FNAME="file"
+set BITRATE="3500K"
+# 2pass
+ffmpeg -hwaccel cuvid -i %FNAME%.mkv -f matroska -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -an -b:v %BITRATE% -pass 1 -2pass -1 %FNAME%.new.mkv
+ffmpeg -hwaccel cuvid -i %FNAME%.mkv -f matroska -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -acodec copy -b:v %BITRATE% -pass 2 -2pass -1 -y %FNAME%.new.mkv
+# 1pass
+ffmpeg -hwaccel cuvid -i %FNAME%.mkv -f matroska -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -acodec copy -b:v %BITRATE% -y %FNAME%.new.mkv
+
+# x265 to x264 (audio aac 192k)
+set FNAME="file"
+set BITRATE="3500K"
+# 2pass
+ffmpeg -hwaccel cuvid -i %FNAME%.mkv -f matroska -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -an -b:v %BITRATE% -pass 1 -2pass -1 %FNAME%.new.mkv
+ffmpeg -hwaccel cuvid -i %FNAME%.mkv -f matroska -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -c:a aac -b:a 192k -ac 2 -b:v %BITRATE% -pass 2 -2pass -1 -y %FNAME%.new.mkv
+# 1pass
+ffmpeg -hwaccel cuvid -i %FNAME%.mkv -f matroska -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -c:a aac -b:a 192k -ac 2 -b:v %BITRATE% -y %FNAME%.new.mkv
+
+#------------------------------------------------------------------------------------------------------------------------------------------------------
+
+# SW enc
+ffmpeg.exe -i .\MVI_3796.MOV -c:v libx264 -crf 19 -preset slow -c:a aac -b:a 192k -ac 2 .\MVI_3796.AVI
+# HW encoder (for NVidia)
+++ ffmpeg.exe -i .\MVI_3796.MOV -c:v h264_nvenc  -qmin 28 -qmax 52 -preset fast -c:a aac -b:a 128k -ac 2 .\MVI_3796.AVI
++ 	ffmpeg.exe -i .\MVI_3796.MOV -c:v h264_nvenc -crf 19 -preset slow -c:a aac -b:a 192k -ac 2 .\MVI_3796.AVI
+ffmpeg.exe -hwaccel cuvid -i IMG_2616.MOV -c:v h264_nvenc -crf 19 -preset slow -c:a aac -b:a 192k -ac 2 IMG_2616.AVI
+# HW decoder + encoder (faster, less CPU)
+ffmpeg.exe -hwaccel cuda -i IMG_2616.MOV -c:v h264_nvenc -crf 19 -preset slow -c:a aac -b:a 192k -ac 2 IMG_2616.AVI
+
+ffmpeg.exe -hwaccel cuvid -c:v h264_cuvid -i IMG_2616.MOV -crf 19 -preset slow -c:a aac -b:a 192k -ac 2 IMG_2616.AVI
+
+ffmpeg -y -hwaccel cuvid -c:v h264_cuvid -vsync 0 -i MVI_3796.MOV -vcodec h264_nvenc MVI_3796.AVI
+ffmpeg -h encoder=nvenc
+
+# deprecated
+ffmpeg -hwaccel cuvid -i "IMG_2616.MOV" -c:v h264_nvenc -preset llhq -profile:v high -rc ll_2pass_quality -an -b:v 2.4M -pass 1 -2pass -1 "IMG_2616.high.avi"
+ffmpeg -hwaccel cuvid -i "IMG_2616.MOV" -c:v h264_nvenc -preset llhq -profile:v high -rc ll_2pass_quality -acodec copy -b:v 2.4M -pass 2 -2pass -1 -y "IMG_2616.high.avi"
+# with correct plugin
+ffmpeg -hwaccel cuvid -i "IMG_2616.MOV" -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -an -b:v 2.4M -pass 1 -2pass -1 "IMG_2616.high_cbr.avi"
+ffmpeg -hwaccel cuvid -i "IMG_2616.MOV" -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -acodec copy -b:v 2.4M -pass 2 -2pass -1 -y "IMG_2616.high_cbr.avi"
+# with audio compression
+# ffmpeg -hwaccel cuvid -i "IMG_2616.MOV" -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -b:v 2.4M -pass 1 -2pass -1 -an "IMG_2616.high_cbr_aac.avi"
+# ffmpeg -hwaccel cuvid -i "IMG_2616.MOV" -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -b:v 2.4M -pass 2 -2pass -1 -y -c:a aac -b:a 192k -ac 2 "IMG_2616.high_cbr_aac.avi"
+
+# with correct plugin
+ffmpeg -hwaccel cuvid -i "IMG_2616.MOV" -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -an -b:v 4M -pass 1 -2pass -1 "IMG_2616.high_cbr4M.avi"
+ffmpeg -hwaccel cuvid -i "IMG_2616.MOV" -c:v h264_nvenc -preset llhq -profile:v high -rc cbr_ld_hq -acodec copy -b:v 4M -pass 2 -2pass -1 -y "IMG_2616.high_cbr4M.avi"
+
+DVD :
+ffmpeg.exe -i concat:"z:\tmp\GRAND_INCENDIE_DE_PONTYPANDY___71-1.vob|z:\tmp\GRAND_INCENDIE_DE_PONTYPANDY___71-1.vob" -vf yadif -c:v libx264 -crf 28 -preset slow -c:a aac -b:a 128k -ac 2 C:\Work\Sam_le_Pompier.mp4
+
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