Better mp4

richmit · Aug 15, 2024 · 40eef76 · 40eef76
1 parent 8f02ba3
commit 40eef76
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Showing 11 changed files with 45 additions and 39 deletions.
diff --git a/.gitignore b/.gitignore
@@ -7,6 +7,7 @@
 /old-media
 
 /paraview/*_lossless.webm
+paraview/*_crf01.mp4
 
 /paraview/lorenz_rot_100_lossless.webm
 /paraview/lorenz_rot_100_crf30.webm
@@ -23,3 +24,4 @@ lib/tmp.cpp
 zzz_tbd_*
 
 /README.html
+/paraview/readme.html
diff --git a/docs/func-viz/func-viz.html b/docs/func-viz/func-viz.html
diff --git a/docs/func-viz/func-viz.org b/docs/func-viz/func-viz.org
@@ -2036,40 +2036,40 @@ done
 #+RESULTS:
 #+begin_example
 Processing Example complex_magnitude_surface
-  make media/complex_magnitude_surface_rot_100_crf30.html
-  make media/complex_magnitude_surface_rot_25_crf30.html
-  make media/complex_magnitude_surface_rot_50_crf30.html
+  skip media/complex_magnitude_surface_rot_100_crf30.html
+  skip media/complex_magnitude_surface_rot_25_crf30.html
+  skip media/complex_magnitude_surface_rot_50_crf30.html
 Processing Example implicit_surface
-  make media/implicit_surface_rot_100_crf30.html
-  make media/implicit_surface_rot_25_crf30.html
-  make media/implicit_surface_rot_50_crf30.html
+  skip media/implicit_surface_rot_100_crf30.html
+  skip media/implicit_surface_rot_25_crf30.html
+  skip media/implicit_surface_rot_50_crf30.html
 Processing Example lorenz
-  make media/lorenz_rot_25_crf30.html
-  make media/lorenz_rot_50_crf30.html
+  skip media/lorenz_rot_25_crf30.html
+  skip media/lorenz_rot_50_crf30.html
 Processing Example trefoil
-  make media/trefoil_rot_100_crf30.html
-  make media/trefoil_rot_25_crf30.html
-  make media/trefoil_rot_50_crf30.html
+  skip media/trefoil_rot_100_crf30.html
+  skip media/trefoil_rot_25_crf30.html
+  skip media/trefoil_rot_50_crf30.html
 Processing Example parametric_curve_3d
-  make media/parametric_curve_3d_rot_100_crf30.html
-  make media/parametric_curve_3d_rot_25_crf30.html
-  make media/parametric_curve_3d_rot_50_crf30.html
+  skip media/parametric_curve_3d_rot_100_crf30.html
+  skip media/parametric_curve_3d_rot_25_crf30.html
+  skip media/parametric_curve_3d_rot_50_crf30.html
 Processing Example surface_plot_corner
-  make media/surface_plot_corner_rot_100_crf30.html
-  make media/surface_plot_corner_rot_25_crf30.html
-  make media/surface_plot_corner_rot_50_crf30.html
+  skip media/surface_plot_corner_rot_100_crf30.html
+  skip media/surface_plot_corner_rot_25_crf30.html
+  skip media/surface_plot_corner_rot_50_crf30.html
 Processing Example ear_surface
-  make media/ear_surface_rot_100_crf30.html
-  make media/ear_surface_rot_25_crf30.html
-  make media/ear_surface_rot_50_crf30.html
+  skip media/ear_surface_rot_100_crf30.html
+  skip media/ear_surface_rot_25_crf30.html
+  skip media/ear_surface_rot_50_crf30.html
 Processing Example surface_plot_annular_edge
-  make media/surface_plot_annular_edge_rot_100_crf30.html
-  make media/surface_plot_annular_edge_rot_25_crf30.html
-  make media/surface_plot_annular_edge_rot_50_crf30.html
+  skip media/surface_plot_annular_edge_rot_100_crf30.html
+  skip media/surface_plot_annular_edge_rot_25_crf30.html
+  skip media/surface_plot_annular_edge_rot_50_crf30.html
 Processing Example holy_wave_surf
-  make media/holy_wave_surf_rot_100_crf30.html
-  make media/holy_wave_surf_rot_25_crf30.html
-  make media/holy_wave_surf_rot_50_crf30.html
+  skip media/holy_wave_surf_rot_100_crf30.html
+  skip media/holy_wave_surf_rot_25_crf30.html
+  skip media/holy_wave_surf_rot_50_crf30.html
 #+end_example
 
 * xx :noexport:

diff --git a/paraview/holy_wave_surf_rot_100.mp4 b/paraview/holy_wave_surf_rot_100.mp4
diff --git a/paraview/holy_wave_surf_rot_100_crf30.mp4 b/paraview/holy_wave_surf_rot_100_crf30.mp4
diff --git a/paraview/holy_wave_surf_rot_25.mp4 b/paraview/holy_wave_surf_rot_25.mp4
diff --git a/paraview/holy_wave_surf_rot_25_crf30.mp4 b/paraview/holy_wave_surf_rot_25_crf30.mp4
diff --git a/paraview/holy_wave_surf_rot_50.mp4 b/paraview/holy_wave_surf_rot_50.mp4
diff --git a/paraview/holy_wave_surf_rot_50_crf30.mp4 b/paraview/holy_wave_surf_rot_50_crf30.mp4
diff --git a/paraview/readme.org b/paraview/readme.org
@@ -169,7 +169,7 @@ magick -delay 1 -loop 0 -dispose previous ../old-media/sq_ear_surface_rot.????.p
 #+begin_src sh
 # for f in surface_plot_annular_edge_rot.*.png { echo $f; magick $f -gravity center -crop 1665x1665+0+0 +repage -rotate -90 ../old-media/$f }
 
-ffmpeg -y -framerate 15 -i ../old-media/surface_plot_annular_edge_rot.%4d.png -vf "scale=trunc(iw/4)*2:trunc(ih/4)*2" -pix_fmt yuv420p surface_plot_annular_edge_rot_100.mp4;
+ffmpeg -y -framerate 15 -i ../old-media/surface_plot_annular_edge_rot.%4d.png -vf "scale=trunc(iw/2)*2:trunc(ih/2)*2" -pix_fmt yuv420p surface_plot_annular_edge_rot_100.mp4;
 ffmpeg -y -framerate 15 -i ../old-media/surface_plot_annular_edge_rot.%4d.png -vf "scale=trunc(iw/4)*2:trunc(ih/4)*4" -pix_fmt yuv420p surface_plot_annular_edge_rot_50.mp4;
 ffmpeg -y -framerate 15 -i ../old-media/surface_plot_annular_edge_rot.%4d.png -vf "scale=trunc(iw/8)*2:trunc(ih/8)*8" -pix_fmt yuv420p surface_plot_annular_edge_rot_25.mp4;
 
@@ -190,9 +190,13 @@ magick -delay 1 -loop 0 -dispose previous ../old-media/surface_plot_annular_edge
 * holy_wave_surf_rot
 
 #+begin_src sh
-ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/4)*2:trunc(ih/4)*2" -pix_fmt yuv420p holy_wave_surf_rot_100.mp4;
-ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/4)*2:trunc(ih/4)*4" -pix_fmt yuv420p holy_wave_surf_rot_50.mp4;
-ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/8)*2:trunc(ih/8)*8" -pix_fmt yuv420p holy_wave_surf_rot_25.mp4;
+
+ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/2)*2:trunc(ih/2)*2" -c:v libx264 -crf 30 -b:v 0 -pix_fmt yuv420p holy_wave_surf_rot_100_crf30.mp4;
+ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/2)*2:trunc(ih/2)*2" -c:v libx264 -crf  3 -b:v 0 -pix_fmt yuv420p holy_wave_surf_rot_100_crf01.mp4;
+ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/4)*2:trunc(ih/4)*2" -c:v libx264 -crf 30 -b:v 0 -pix_fmt yuv420p holy_wave_surf_rot_50_crf30.mp4;
+ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/4)*2:trunc(ih/4)*2" -c:v libx264 -crf  3 -b:v 0 -pix_fmt yuv420p holy_wave_surf_rot_50_crf01.mp4;
+ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/8)*2:trunc(ih/8)*2" -c:v libx264 -crf 30 -b:v 0 -pix_fmt yuv420p holy_wave_surf_rot_25_crf30.mp4;
+ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/8)*2:trunc(ih/8)*2" -c:v libx264 -crf  3 -b:v 0 -pix_fmt yuv420p holy_wave_surf_rot_25_crf01.mp4;
 
 ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/2)*2:trunc(ih/2)*2"  -c:v libvpx-vp9 -lossless 1    -c:a libopus holy_wave_surf_rot_100_lossless.webm;
 ffmpeg -y -framerate 15 -i ../old-media/holy_wave_surf_rot.%4d.png -vf "scale=trunc(iw/2)*2:trunc(ih/2)*2"  -c:v libvpx-vp9 -crf 30 -b:v 0 -c:a libopus holy_wave_surf_rot_100_crf30.webm;

diff --git a/paraview/surface_plot_annular_edge_rot_100.mp4 b/paraview/surface_plot_annular_edge_rot_100.mp4