Disable libaom due to its poor performance

README.md

@@ -60,7 +60,7 @@ $ npm test
 | x265 | 3.4 | mp4 format, only works with `-pix_fmt yuv420p10le` and `-pix_fmt yuv420p12le` |
 | libvpx | 1.9.0 | webm format |
 | theora | 1.1.1 | ogv format |
-| aom | 1.0.0 | mkv format, extremely slow, not recommended to use |
+| aom | 1.0.0 | mkv format, extremely slow (takes over 120s for 1s video), not recommended to use |
 
 #### Audio
 

build.sh

@@ -26,8 +26,8 @@ $SCRIPT_ROOT/build-ogg.sh
 $SCRIPT_ROOT/build-vorbis.sh
 # build theora
 $SCRIPT_ROOT/build-theora.sh
-# build aom
-$SCRIPT_ROOT/build-aom.sh
+# build aom (disabled as it is extremely slow)
+# $SCRIPT_ROOT/build-aom.sh
 # configure FFmpeg with Emscripten
 $SCRIPT_ROOT/configure-ffmpeg.sh
 # build ffmpeg.wasm core

wasm/build-scripts/build-ffmpeg.sh

@@ -9,7 +9,7 @@ FLAGS=(
   -I. -I./fftools -I$BUILD_DIR/include
   -Llibavcodec -Llibavdevice -Llibavfilter -Llibavformat -Llibavresample -Llibavutil -Llibpostproc -Llibswscale -Llibswresample -L$BUILD_DIR/lib
   -Wno-deprecated-declarations -Wno-pointer-sign -Wno-implicit-int-float-conversion -Wno-switch -Wno-parentheses -Qunused-arguments
-  -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -lpostproc -lm -lx264 -lx265 -lvpx -lwavpack -lmp3lame -lfdk-aac -lvorbis -lvorbisenc -lvorbisfile -logg -ltheora -ltheoraenc -ltheoradec -laom -pthread
+  -lavdevice -lavfilter -lavformat -lavcodec -lswresample -lswscale -lavutil -lpostproc -lm -lx264 -lx265 -lvpx -lwavpack -lmp3lame -lfdk-aac -lvorbis -lvorbisenc -lvorbisfile -logg -ltheora -ltheoraenc -ltheoradec -pthread
   fftools/ffmpeg_opt.c fftools/ffmpeg_filter.c fftools/ffmpeg_hw.c fftools/cmdutils.c fftools/ffmpeg.c
   -o wasm/dist/ffmpeg-core.js
   -s USE_SDL=2                                  # use SDL2

wasm/build-scripts/configure-ffmpeg.sh

@@ -15,7 +15,7 @@ FLAGS=(
   --enable-libfdk-aac     # enable libfdk-aac
   --enable-libtheora      # enable libtheora
   --enable-libvorbis      # enable libvorbis
-  --enable-libaom         # enable libaom
+  # --enable-libaom         # enable libaom
 )
 echo "FFMPEG_CONFIG_FLAGS=${FLAGS[@]}"
 emconfigure ./configure "${FLAGS[@]}"