use license free codecs for html5ify

src/App.jsx

@@ -52,7 +52,7 @@ import {
   getOutPath, toast, errorToast, showFfmpegFail, setFileNameTitle, getOutDir, withBlur,
   checkDirWriteAccess, dirExists, openDirToast, isMasBuild, isStoreBuild, dragPreventer, doesPlayerSupportFile,
   isDurationValid, isWindows, filenamify, getOutFileExtension, generateSegFileName, defaultOutSegTemplate,
-  hasDuplicates, havePermissionToReadFile,
+  hasDuplicates, havePermissionToReadFile, isMac,
 } from './util';
 import { formatDuration } from './util/duration';
 import { askForOutDir, askForImportChapters, createNumSegments, createFixedDurationSegments, promptTimeOffset, askForHtml5ifySpeed, askForYouTubeInput, askForFileOpenAction, confirmExtractAllStreamsDialog, cleanupFilesDialog, showDiskFull, showCutFailedDialog, labelSegmentDialog, openYouTubeChaptersDialog, showMergeDialog, showOpenAndMergeDialog, openAbout } from './dialogs';
@@ -1126,7 +1126,8 @@ const App = memo(() => {
   }, [playing, canvasPlayerEnabled]);
 
   const getHtml5ifiedPath = useCallback((cod, fp, type) => {
-    const ext = type === 'fastest-audio' ? 'mkv' : 'mp4';
+    // See also inside ffmpegHtml5ify
+    const ext = (isMac && ['slowest', 'slow', 'slow-audio'].includes(type)) ? 'mp4' : 'mkv';
     return getOutPath(cod, fp, `html5ified-${type}.${ext}`);
   }, []);
 
@@ -1569,9 +1570,9 @@ const App = memo(() => {
     let audio;
     if (ha) {
       if (speed === 'slowest') audio = 'hq';
-      else if (speed === 'slow-audio') audio = 'lq-aac';
+      else if (speed === 'slow-audio') audio = 'lq';
       else if (speed === 'fast-audio') audio = 'copy';
-      else if (speed === 'fastest-audio') audio = 'lq-flac';
+      else if (speed === 'fastest-audio') audio = 'silent-audio';
     }
 
     let video;
@@ -1961,6 +1962,7 @@ const App = memo(() => {
     // if (isDev) load({ filePath: '/Users/mifi/Downloads/inp.MOV', customOutDir });
   }, []);
 
+  // TODO fastest-audio shows muted
   const VolumeIcon = muted || dummyVideoPath ? FaVolumeMute : FaVolumeUp;
 
   useEffect(() => {

src/ffmpeg.js

@@ -5,7 +5,7 @@ import moment from 'moment';
 import i18n from 'i18next';
 import Timecode from 'smpte-timecode';
 
-import { getOutPath, isDurationValid, getExtensionForFormat } from './util';
+import { getOutPath, isDurationValid, getExtensionForFormat, isMac, isWindows } from './util';
 
 const execa = window.require('execa');
 const { join } = window.require('path');
@@ -13,7 +13,6 @@ const fileType = window.require('file-type');
 const readChunk = window.require('read-chunk');
 const readline = window.require('readline');
 const isDev = window.require('electron-is-dev');
-const os = window.require('os');
 
 
 export function getFfCommandLine(cmd, args) {
@@ -22,13 +21,14 @@ export function getFfCommandLine(cmd, args) {
 }
 
 function getFfPath(cmd) {
-  const platform = os.platform();
+  // Testing non-mac setup on mac:
+  // return `node_modules/ffmpeg-ffprobe-static/${cmd}`;
 
-  if (platform === 'darwin') {
+  if (isMac) {
     return isDev ? `ffmpeg-mac/${cmd}` : join(window.process.resourcesPath, cmd);
   }
 
-  const exeName = platform === 'win32' ? `${cmd}.exe` : cmd;
+  const exeName = isWindows ? `${cmd}.exe` : cmd;
   return isDev
     ? `node_modules/ffmpeg-ffprobe-static/${exeName}`
     : join(window.process.resourcesPath, `node_modules/ffmpeg-ffprobe-static/${exeName}`);

src/hooks/useFfmpegOperations.js

@@ -4,11 +4,10 @@ import flatMapDeep from 'lodash/flatMapDeep';
 import sum from 'lodash/sum';
 import pMap from 'p-map';
 
-import { getOutPath, transferTimestamps, getOutFileExtension, getOutDir } from '../util';
+import { getOutPath, transferTimestamps, getOutFileExtension, getOutDir, isMac } from '../util';
 import { isCuttingStart, isCuttingEnd, handleProgress, getFfCommandLine, getFfmpegPath, getDuration, runFfmpeg, createChaptersFromSegments } from '../ffmpeg';
 
 const execa = window.require('execa');
-const os = window.require('os');
 const { join } = window.require('path');
 const fs = window.require('fs-extra');
 const stringToStream = window.require('string-to-stream');
@@ -268,14 +267,19 @@ function useFfmpegOperations({ filePath, enableTransferTimestamps }) {
     let videoArgs;
     let audioArgs;
 
-    const isMac = os.platform() === 'darwin';
+    // h264/aac_at: No licensing when using HW encoder (Video/Audio Toolbox on Mac)
+    // https://github.com/mifi/lossless-cut/issues/372#issuecomment-810766512
 
     switch (video) {
       case 'hq': {
         if (isMac) {
           videoArgs = ['-vf', 'format=yuv420p', '-allow_sw', '1', '-vcodec', 'h264', '-b:v', '15M'];
         } else {
-          videoArgs = ['-vf', 'format=yuv420p', '-vcodec', 'libx264', '-profile:v', 'high', '-preset:v', 'slow', '-crf', '17'];
+          // AV1 is very slow
+          // videoArgs = ['-vf', 'scale=-2:400,format=yuv420p', '-sws_flags', 'neighbor', '-vcodec', 'libaom-av1', '-crf', '30', '-cpu-used', '8'];
+          // Theora is a bit faster but not that much
+          // videoArgs = ['-vf', '-c:v', 'libtheora', '-qscale:v', '1'];
+          videoArgs = ['-vf', 'format=yuv420p', '-c:v', 'libvpx-vp9', '-crf', '30', '-b:v', '0', '-row-mt', '1'];
         }
         break;
       }
@@ -283,7 +287,7 @@ function useFfmpegOperations({ filePath, enableTransferTimestamps }) {
         if (isMac) {
           videoArgs = ['-vf', 'scale=-2:400,format=yuv420p', '-allow_sw', '1', '-sws_flags', 'lanczos', '-vcodec', 'h264', '-b:v', '1500k'];
         } else {
-          videoArgs = ['-vf', 'scale=-2:400,format=yuv420p', '-sws_flags', 'neighbor', '-vcodec', 'libx264', '-profile:v', 'baseline', '-x264opts', 'level=3.0', '-preset:v', 'ultrafast', '-crf', '28'];
+          videoArgs = ['-vf', 'scale=-2:400,format=yuv420p', '-sws_flags', 'neighbor', '-c:v', 'libtheora', '-qscale:v', '1'];
         }
         break;
       }
@@ -298,15 +302,23 @@ function useFfmpegOperations({ filePath, enableTransferTimestamps }) {
 
     switch (audio) {
       case 'hq': {
-        audioArgs = ['-acodec', 'aac', '-b:a', '192k'];
+        if (isMac) {
+          audioArgs = ['-acodec', 'aac_at', '-b:a', '192k'];
+        } else {
+          audioArgs = ['-acodec', 'flac'];
+        }
         break;
       }
-      case 'lq-flac': {
+      case 'silent-audio': {
         audioArgs = ['-acodec', 'flac', '-ar', '11025', '-ac', '2'];
         break;
       }
-      case 'lq-aac': {
-        audioArgs = ['-acodec', 'aac', '-ar', '44100', '-ac', '2', '-b:a', '96k'];
+      case 'lq': {
+        if (isMac) {
+          audioArgs = ['-acodec', 'aac_at', '-ar', '44100', '-ac', '2', '-b:a', '96k'];
+        } else {
+          audioArgs = ['-acodec', 'flac', '-ar', '11025', '-ac', '2'];
+        }
         break;
       }
       case 'copy': {

src/util.js

@@ -120,6 +120,7 @@ export const isDurationValid = (duration) => Number.isFinite(duration) && durati
 const platform = os.platform();
 
 export const isWindows = platform === 'win32';
+export const isMac = platform === 'darwin';
 
 export function getExtensionForFormat(format) {
   const ext = {