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WIP got hls with aac and vp9 fixed with init segments

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This commit is contained in:
Brooke Vibber 2021-10-22 17:44:04 -07:00
commit f7a7059e39
7 changed files with 81 additions and 69 deletions
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12
llamigos-vp9-aac.m3u8
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@ -1,14 +1,14 @@
#EXTM3U
#EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="a1",NAME="English",LANGUAGE="en-US",AUTOSELECT=YES,DEFAULT=YES,CHANNELS="2",URI="caminandes-llamigos.webm.audio.aac.mp4.m3u8"
#EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="a1",NAME="English",LANGUAGE="en-US",AUTOSELECT=YES,DEFAULT=YES,CHANNELS="2",URI="caminandes-llamigos.webm.audio.aac.m3u8"
#EXT-X-STREAM-INF:BANDWIDTH=5000000,RESOLUTION=1920x1080,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="a1"
caminandes-llamigos.webm.1080p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.1080p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2500000,RESOLUTION=1280x720,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="a1"
caminandes-llamigos.webm.720p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.720p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=875000,RESOLUTION=854x480,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="a1"
caminandes-llamigos.webm.480p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.480p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=375000,RESOLUTION=640x360,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="a1"
caminandes-llamigos.webm.360p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.360p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=275000,RESOLUTION=426x240,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="a1"
caminandes-llamigos.webm.240p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.240p.vp9.fast.m3u8

20
llamigos-vp9-mp3-opus.m3u8
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@ -6,24 +6,24 @@
# Opus-based preferred
#EXT-X-STREAM-INF:BANDWIDTH=5000000,RESOLUTION=1920x1080,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.1080p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.1080p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2500000,RESOLUTION=1280x720,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.720p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.720p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=875000,RESOLUTION=854x480,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.480p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.480p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=375000,RESOLUTION=640x360,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.360p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.360p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=275000,RESOLUTION=426x240,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.240p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.240p.vp9.fast.m3u8
# MP3 for Safari
#EXT-X-STREAM-INF:BANDWIDTH=5000000,RESOLUTION=1920x1080,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.1080p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.1080p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2500000,RESOLUTION=1280x720,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.720p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.720p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=875000,RESOLUTION=854x480,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.480p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.480p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=375000,RESOLUTION=640x360,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.360p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.360p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=275000,RESOLUTION=426x240,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.240p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.240p.vp9.fast.m3u8

30
llamigos-vp9-opus-aac-mp3.m3u8
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@ -7,36 +7,36 @@
# Opus-based preferred
#EXT-X-STREAM-INF:BANDWIDTH=5000000,RESOLUTION=1920x1080,FRAME-RATE=24.0,CODECS="vp09.00.10.08,Opus",AUDIO="opus"
caminandes-llamigos.webm.1080p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.1080p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2500000,RESOLUTION=1280x720,FRAME-RATE=24.0,CODECS="vp09.00.10.08,Opus",AUDIO="opus"
caminandes-llamigos.webm.720p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.720p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=875000,RESOLUTION=854x480,FRAME-RATE=24.0,CODECS="vp09.00.10.08,Opus",AUDIO="opus"
caminandes-llamigos.webm.480p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.480p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=375000,RESOLUTION=640x360,FRAME-RATE=24.0,CODECS="vp09.00.10.08,Opus",AUDIO="opus"
caminandes-llamigos.webm.360p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.360p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=275000,RESOLUTION=426x240,FRAME-RATE=24.0,CODECS="vp09.00.10.08,Opus",AUDIO="opus"
caminandes-llamigos.webm.240p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.240p.vp9.fast.m3u8
# AAC-based temporary experiment (may not be able to use)
#EXT-X-STREAM-INF:BANDWIDTH=5000000,RESOLUTION=1920x1080,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="aac"
caminandes-llamigos.webm.1080p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.1080p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2500000,RESOLUTION=1280x720,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="aac"
caminandes-llamigos.webm.720p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.720p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=875000,RESOLUTION=854x480,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="aac"
caminandes-llamigos.webm.480p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.480p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=375000,RESOLUTION=640x360,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="aac"
caminandes-llamigos.webm.360p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.360p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=275000,RESOLUTION=426x240,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.02",AUDIO="aac"
caminandes-llamigos.webm.240p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.240p.vp9.fast.m3u8
# MP3 for Safari
#EXT-X-STREAM-INF:BANDWIDTH=5000000,RESOLUTION=1920x1080,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.1080p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.1080p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2500000,RESOLUTION=1280x720,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.720p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.720p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=875000,RESOLUTION=854x480,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.480p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.480p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=375000,RESOLUTION=640x360,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.360p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.360p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=275000,RESOLUTION=426x240,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
caminandes-llamigos.webm.240p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.240p.vp9.fast.m3u8

10
llamigos-vp9-opus.m3u8
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@ -5,12 +5,12 @@
# Opus-based preferred
#EXT-X-STREAM-INF:BANDWIDTH=5000000,RESOLUTION=1920x1080,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.1080p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.1080p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2500000,RESOLUTION=1280x720,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.720p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.720p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=875000,RESOLUTION=854x480,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.480p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.480p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=375000,RESOLUTION=640x360,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.360p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.360p.vp9.fast.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=275000,RESOLUTION=426x240,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
caminandes-llamigos.webm.240p.vp9.pass2.mp4.m3u8
caminandes-llamigos.webm.240p.vp9.fast.m3u8

24
ogv.html
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@ -16,20 +16,19 @@
<h2>Caminandes - Llamigos</h2>
<!--
<p>HLS with Opus-in-MP4 and elementary MP3 audio (mp4a.40.34) and VP9-in-MP4 at several resolutions, with a flat WebM VP8/Vorbis fallback:</p>
<p>HLS with VP9-in-MP4 video and Opus-in-MP4 and MP3 audio. Flat WebM fallback with ogv.js loader.</p>
<video id=hls1 controls width=640 height=360>
<source type=application/vnd.apple.mpegurl src=llamigos-vp9-mp3-opus.m3u8>
<source type=video/webm src=caminandes-llamigos.webm.flat.webm>
</video>
<p>Expected behavior:</p>
<p>Desired behavior:</p>
<ul>
<li>Firefox/Chrome: play via MSE with VP9/Opus</li>
<li>Desktop Safari with VP9 support: play via MSE with VP9/MP3</li>
<li>iOS Safari with VP9 support: play native HLS with VP9/MP3</li>
<li>Older iOS and desktop Safari without VP9: play via ogv.js with WebM VP8/Vorbis</li>
<li>Firefox/Chrome: play via MSE with VP9/Opus (currently issues with using Opus in VHS)</li>
<li>Desktop Safari with VP9 support: play via MSE with VP9/MP3 (MP3 buffers not adding spaces as expected)</li>
<li>iOS Safari with VP9 support: play native HLS with VP9/MP3 (works)</li>
<li>Older iOS and desktop Safari without VP9: play via ogv.js with WebM VP8/Vorbis (?)</li>
<li>Very old Firefox/Chrome: play native WebM VP8/Vorbis</li>
<li>edge cases: :(</li>
</ul>
-->
@ -50,7 +49,7 @@
</ul>
-->
<p>HLS with VP9 video and Opus, AAC, and MP3 audio. Flag WebM fallback.</p>
<p>HLS with VP9 video and AAC audio. Flag WebM fallback.</p>
<video id=hls1 controls width=640 height=360>
<source type=application/vnd.apple.mpegurl src=llamigos-vp9-aac.m3u8>
<source type=video/webm src=caminandes-llamigos.webm.flat.webm>
@ -136,7 +135,8 @@
var vp9 = can('video/mp4; codecs="vp09.00.10.08"');
var opus = can('audio/mp4; codecs="opus"');
var aac = can('audio/mp4; codecs="mp4a.40.02')
var mp3 = can('audio/mp3');
//var mp3 = can('audio/mp3');
var mp3 = can('audio/mp4; codecs="mp4a.40.34"');
//var mse = vp9 && (opus || mp3);
//var mse = vp9 && mp3;
var mse = vp9 && aac;
@ -166,11 +166,9 @@
(typeof WebAssembly.Module == 'function');
if (ogv) {
console.log('can do ogvjs');
var base = new URL('./ogvjs-1.8.4', document.location.pathname)
console.log(base);
console.log(base.pathname);
var base = '/misc/hls-test/ogvjs-1.8.4';//new URL('./ogvjs-1.8.4', document.location.pathname)
playerConfig.ogvjs = {
base: base.pathname
base: base
};
console.log(playerConfig.ogvjs.base);
playerConfig.techOrder.push('ogvjs');

312
transcode-old.php Normal file
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@ -0,0 +1,312 @@
<?php
function run( $prog, $params ) {
$cmd = escapeshellcmd( $prog ) . " " . implode( ' ', array_map( 'escapeshellarg', $params ) );
echo "\n$cmd\n\n";
$output = [];
$code = 0;
if ( exec($cmd, $output, $code) === false ) {
throw new Exception( 'failed to exec ffmpeg' );
}
if ( $code ) {
throw new Exception( "ffmpeg returned coded $code" );
}
return $output;
}
function ffprobe( $file ) {
$output = run( 'ffprobe', [ '-hide_banner', '-show_format', '-show_streams', '-print_format', 'json', '--', $file ] );
$json = implode( "\n", $output );
return json_decode( $json );
}
class Audio {
public const FORMATS = [
'aac' => [
'options' => [
'-acodec', 'aac',
'-ar', 44100,
'-ac', 2,
'-b:a', '112k',
],
],
'opus' => [
'options' => [
'-acodec', 'libopus',
'-ar', 48000,
'-ac', 2,
'-b:a', '96k',
],
],
'mp3' => [
'options' => [
'-acodec', 'libmp3lame',
'-ar', 44100,
'-ac', 2,
'-b:a', '128k',
],
],
'alac' => [
'options' => [
'-acodec', 'alac',
'-ar', 11025,
'-ac', 2,
],
],
'vorbis' => [
'options' => [
'-acodec', 'libvorbis',
'-ar', 44100,
'-ac', 2,
'-b:a', '112k',
],
],
];
}
class Video {
// Normalize input frame rates to the next up of these.
// Lets us ensure that keyframes are places where they belong.
public const RATES = [
15, 24, 25, 30, 48, 50, 60
];
public const FORMATS = [
'vp9' => [
'options' => [
'common' => [
'-vcodec', 'libvpx-vp9',
'-row-mt', '1',
],
'fast' => [
'-quality', 'realtime',
'-cpu-used', '5',
],
'pass1' => [
'-quality', 'good',
'-cpu-used', '2',
'-pass', '1',
],
'pass2' => [
'-quality', 'good',
'-cpu-used', '1',
'-pass', '2',
]
],
'resolutions' => [
'240p' => [
'width' => 426,
'height' => 240,
'bitrate' => '150k',
],
'360p' => [
'width' => 640,
'height' => 360,
'bitrate' => '250k',
],
'480p' => [
'width' => 854,
'height' => 480,
'bitrate' => '750k',
],
'720p' => [
'width' => 1280,
'height' => 720,
'bitrate' => '2500k',
],
'1080p' => [
'width' => 1920,
'height' => 1080,
'bitrate' => '5000k',
],
'1440p' => [
'width' => 2560,
'height' => 1440,
'bitrate' => '9000k',
],
'2160p' => [
'width' => 3840,
'height' => 2160,
'bitrate' => '12500k',
],
],
],
];
}
class Fraction {
public $numerator = 0;
public $denominator = 0;
public function __construct( $num, $denom ) {
$this->numerator = $num;
$this->denominator = $denom;
}
public function toFloat() {
return $this->numerator / $this->denominator;
}
public function toString() {
return "$this->numerator/$this->denominator";
}
public static function fromString( $frac ) {
list ( $num, $denom ) = array_map( 'intval', explode( '/', $frac, 2 ) );
return new Fraction( $num, $denom );
}
}
class SourceFile {
public $filename = '';
public $duration = 0.0;
public $video = false;
public $width = 0;
public $height = 0;
public $fps = null;
public $audio = false;
public $sampleRate = 0;
public $channels = 0;
public function __construct( $filename ) {
$this->filename = $filename;
$data = ffprobe( $filename );
$this->duration = $data->format->duration;
foreach ( $data->streams as $stream ) {
if ( $stream->codec_type == 'video' && !$this->video ) {
$this->video = true;
$this->width = $stream->width;
$this->height = $stream->height;
$this->fps = Fraction::fromString( $stream->r_frame_rate );
}
if ( $stream->codec_type === 'audio' && !$this->audio ) {
$this->audio = true;
$this->sampleRate = $stream->sample_rate;
$this->channels = $stream->channels;
}
}
}
}
class Transcoder {
private $source = null;
private $fps = 0;
private $gop = 0;
public const SEGMENT_DURATION = 10;
public function __construct( SourceFile $source ) {
$this->source = $source;
// Normalize input fps to an even standard
$infps = $this->source->fps->toFloat();
$this->fps = Video::RATES[0];
foreach ( Video::RATES as $rate ) {
if ( $rate >= $infps ) {
$this->fps = $rate;
break;
}
}
// Each self-contained group of pictures starts with a keyframe.
$this->gop = $this->fps * self::SEGMENT_DURATION;
}
private function ffmpeg( $options, $outfile, $container ) {
if ( $mode === 'pass1' ) {
$filename = '/dev/null';
$playlist = '/dev/null';
} else {
$filename = "$outfile.%04d.$container";
$playlist = "$outfile.$container.m3u8";
}
$ffmpegOptions = array_merge( [
'-hide_banner',
'-i',
$this->source->filename,
'-f', 'hls',
'-hls_segment_type', 'fmp4',
'-hls_time', '10',
'-hls_playlist_type', 'vod',
'-hls_segment_filename', $filename,
], $options, [
'-y', $playlist
] );
$output = run( 'ffmpeg', $ffmpegOptions );
}
public function video( $codec, $resolution, $mode ) {
if ( !$this->source->video ) {
throw new Error('no video');
}
$res = Video::FORMATS[$codec]['resolutions'][$resolution];
$options = array_merge(
[
'-pix_fmt', 'yuv420p',
'-r', $this->fps,
],
Video::FORMATS[$codec]['options']['common'],
Video::FORMATS[$codec]['options'][$mode],
[
'-vf', "scale=" . implode( ':', [ $res['width'], $res['height'] ] ),
'-b:v', $res['bitrate'],
'-g', $this->gop,
'-keyint_min', $this->gop, // may not be generic enough
'-an',
]
);
$outfile = "{$this->source->filename}.{$resolution}.{$codec}.{$mode}";
$this->ffmpeg( $options, $outfile, "mp4" );
}
public function audio( $codec ) {
if ( !$this->source->audio ) {
throw new Error('no audio');
}
$format = Audio::FORMATS[$codec];
$options = array_merge(
$format['options'],
[
'-vn',
]
);
$outfile = "{$this->source->filename}.audio.{$codec}";
$this->ffmpeg( $options, $outfile, "mp4" );
}
}
$infiles = [
'caminandes-llamigos.webm',
];
foreach ( $infiles as $filename ) {
$source = new SourceFile( $filename );
$codec = new Transcoder( $source );
//$codec->audio('opus');
$codec->audio('mp3');
//$codec->audio('aac');
//$codec->audio('alac');
//$codec->audio('vorbis');
/*
foreach ( Video::FORMATS['vp9']['resolutions'] as $res => $format ) {
if ( $format['width'] <= $source->width && $format['height'] <= $source->height ) {
$codec->video('vp9', $res, 'fast');
$codec->video('vp9', $res, 'pass1');
$codec->video('vp9', $res, 'pass2');
}
}
*/
}

54
transcode-segment.php
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@ -66,6 +66,7 @@ class Video {
'common' => [
'-vcodec', 'libvpx-vp9',
'-row-mt', '1',
'-tile-columns', '4',
],
'fast' => [
'-quality', 'realtime',
@ -206,29 +207,37 @@ class Transcoder {
}
private function ffmpeg( $options, $outfile, $container ) {
$segmentOptions = [];
$playlist = "$outfile.m3u8";
$init = "$outfile.init.$container";
$segment = "$outfile.%04d.$container";
if ( $container == 'mp4' ) {
$segmentOptions[] = '-segment_format_options';
//$segmentOptions[] = 'movflags=+frag_keyframe+empty_moov';
$segmentOptions[] = 'movflags=frag_keyframe';
}
if ( $container == 'mp3' ) {
$segmentOptions[] = '-segment_format_options';
$segmentOptions[] = 'id3v2_version=0:write_xing=0:write_id3v1=0';
// HLS muxer seems to give the right options for fMP4
$segmentOptions = [
'-f', 'hls',
'-hls_segment_type', 'fmp4',
'-hls_time', '10',
'-hls_playlist_type', 'vod',
'-hls_fmp4_init_filename', $init,
'-hls_segment_filename', $segment,
'-y', $playlist,
];
} elseif ( $container == 'mp3' ) {
// For MP3, segment it raw.
// We'll need to postprocess to add an ID3 tag with timestamp.
$segmentOptions = [
'-f', 'segment',
'-segment_format_options', 'id3v2_version=0:write_xing=0:write_id3v1=0',
'-segment_time', '10',
'-segment_list', $playlist,
'-y', $segment
];
} else {
die( 'missing container in config' );
}
$ffmpegOptions = array_merge( [
'-hide_banner',
'-i',
$this->source->filename,
'-f', 'segment',
'-segment_time', '10',
'-segment_list', "$outfile.m3u8",
],
$segmentOptions,
$options,
[
'-y', "$outfile.%04d.$container"
] );
'-i', $this->source->filename,
], $options, $segmentOptions);
$output = run( 'ffmpeg', $ffmpegOptions );
}
@ -298,11 +307,16 @@ foreach ( $infiles as $filename ) {
$codec->audio('mp3');
$codec->audio('aac');
foreach ( Video::FORMATS['vp9']['resolutions'] as $res => $format ) {
if ( $format['width'] <= $source->width && $format['height'] <= $source->height ) {
$codec->video('vp9', $res, 'fast');
}
}
/*
foreach ( Video::FORMATS['vp9']['resolutions'] as $res => $format ) {
if ( $format['width'] <= $source->width && $format['height'] <= $source->height ) {
$codec->video('vp9', $res, 'pass1');
$codec->video('vp9', $res, 'pass2');
}
}
*/
}