brooke/hls-test
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wip trying with segment muxer

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not having luck with the fmp4
just gonna stick with hls i think
This commit is contained in:
Brooke Vibber 2023-02-17 16:51:21 -08:00
parent 74dbc1419f
commit b14806a74b
5 changed files with 61 additions and 4 deletions
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3
make-hls-new.sh
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@ -33,6 +33,9 @@ ffmpeg -i $INFILE -s 320x180 $VIDEO_JPEG $AUDIO_MP3 $MOVFLAGS -y new-mjpeg.mov
ffmpeg -i $INFILE -vn $AUDIO_AAC $HLSFLAGS -hls_segment_filename new-aac.mp4 -y new-aac.m3u8
ffmpeg -i $INFILE -vn $AUDIO_OPUS $HLSFLAGS -hls_segment_filename new-opus.mp4 -y new-opus.m3u8
#ffmpeg -i $INFILE -vn $AUDIO_MP3 $HLSFLAGS -hls_segment_filename new-mp3.mp4 -y new-mp3-mp4.m3u8
#ffmpeg -i $INFILE -vn $AUDIO_MP3 $TSFLAGS -hls_segment_filename new-mp3.ts -y new-mp3-ts.m3u8
ffmpeg -i $INFILE -vn $AUDIO_MP3 -f segment -segment_time 10 -segment_list new-mp3.m3u8 -y new-mp3-%04d.mp3
php timestamp-id3.php new-mp3.m3u8 new-mp3.mp3

30
make-hls-segment.sh Executable file
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@ -0,0 +1,30 @@
MOVFLAGS="+frag_keyframe+empty_moov+default_base_moof+faststart"
SEGFLAGS="-f ssegment -segment_time 10 -segment_format movflags=$MOVFLAGS"
BITRATE="-b:v 1000k"
VIDEO_VP9="-vcodec libvpx-vp9 -row-mt 1 -cpu-used 3 -g 240 $BITRATE -s 854x480"
VIDEO_H264="-vcodec h264 -g 240 $BITRATE $SIZE_MAIN -s 640x360"
VIDEO_JPEG="-vcodec mjpeg -g 240 $BITRATE $SIZE_JPEG -s 213x120"
AUDIO_OPUS="-acodec libopus -ac 2 -ar 48000 -vb 96k"
AUDIO_AAC="-ac 2 -ar 44100 -vb 128k"
AUDIO_MP3="-acodec libmp3lame -ac 2 -ar 44100 -vb 128k"
INFILE=caminandes-llamigos.webm
set -e
# Audio for HLS
ffmpeg -i $INFILE -vn $AUDIO_AAC $SEGFLAGS -segment_list segment-aac.m3u8 -y segment-aac-%04d.mp4
php timestamp-id3.php segment-aac.m3u8 segment-aac.mp4
ffmpeg -i $INFILE -vn $AUDIO_OPUS $SEGFLAGS -segment_list segment-opus.m3u8 -y segment-opus-%04d.mp4
php timestamp-id3.php segment-opus.m3u8 segment-opus.mp4
ffmpeg -i $INFILE -vn $AUDIO_MP3 -segment_list segment-mp3.m3u8 -y segment-mp3-%04d.mp3
php timestamp-id3.php segment-mp3.m3u8 segment-mp3.mp3
# Video for HLS
ffmpeg -i $INFILE -an $VIDEO_VP9 $SEGFLAGS -segment_list segment-vp9.m3u8 -y segment-vp9-%04d.mp4
php timestamp-id3.php segment-vp9.m3u8 segment-vp9.mp4

13
new.html
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@ -57,7 +57,17 @@
<source type=application/vnd.apple.mpegurl src=new-opus.m3u8>
</video>
<p>HLS MP3 alone (only audio)</p>
<p>HLS MP3 MP4 alone (only audio)</p>
<video controls width=640 height=360>
<source type=application/vnd.apple.mpegurl src=new-mp3-mp4.m3u8>
</video>
<p>HLS MP3 TS alone (only audio)</p>
<video controls width=640 height=360>
<source type=application/vnd.apple.mpegurl src=new-mp3-ts.m3u8>
</video>
<p>HLS MP3 raw alone (only audio)</p>
<video controls width=640 height=360>
<source type=application/vnd.apple.mpegurl src=new-mp3.m3u8>
</video>
@ -77,6 +87,7 @@
['Opus-in-WebM', 'audio/webm; codecs="opus"'],
['VP9-in-MP4', 'video/mp4; codecs="vp09.00.10.08"'],
['Opus-in-MP4', 'audio/mp4; codecs="opus"'],
['MP3-in-MP4', 'audio/mp4; codecs="mp4a.6b"'],
['MP3', 'audio/mp3'],
];
let yes = [];

10
segment.m3u8 Normal file
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@ -0,0 +1,10 @@
#EXTM3U
#EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="opus",NAME="English",LANGUAGE="en-US",AUTOSELECT=YES,DEFAULT=YES,CHANNELS="2",URI="segment-opus.m3u8"
#EXT-X-MEDIA:TYPE=AUDIO,GROUP-ID="mp3",NAME="English",LANGUAGE="en-US",AUTOSELECT=YES,DEFAULT=YES,CHANNELS="2",URI="segment-mp3.m3u8"
#EXT-X-STREAM-INF:BANDWIDTH=2560000,RESOLUTION=1920x1080,FRAME-RATE=24.0,CODECS="vp09.00.10.08,opus",AUDIO="opus"
segment-vp9.m3u8
#EXT-X-STREAM-INF:BANDWIDTH=2560000,RESOLUTION=1920x1080,FRAME-RATE=24.0,CODECS="vp09.00.10.08,mp4a.40.34",AUDIO="mp3"
segment-vp9.m3u8

9
timestamp-id3.php
View file

@ -59,7 +59,7 @@ function hexdump($str) {
const KHZ_90 = 90000;
const MHZ_27 = 27000000;
function process_mp3( $filename, $pts ) {
function process_mp3( $filename, $data, $pts ) {
$owner = "com.apple.streaming.transportStreamTimestamp\x00";
$timestamp = $pts * KHZ_90;
$timestamp_high = 0;
@ -99,7 +99,6 @@ function process_mp3( $filename, $pts ) {
$hex = hexdump($tag);
print "$filename $pts $hex\n";
$data = file_get_contents( $filename );
return "$tag$data";
}
@ -111,6 +110,7 @@ $self = array_shift( $args );
$playlist = array_shift( $args );
$playlist_out = $playlist;
$outfile = array_shift( $args );
$process_mp3 = preg_match('/\.mp3$/i', $outfile);
$lines = file( $playlist, FILE_IGNORE_NEW_LINES + FILE_SKIP_EMPTY_LINES );
@ -153,7 +153,10 @@ foreach ( $lines as $line ) {
continue;
}
$filename = $line;
$chunk = process_mp3( $filename, $pts );
$chunk = file_get_contents( $filename );
if ( $process_mp3 ) {
$chunk = process_mp3( $filename, $chunk, $pts );
}
$len = strlen( $chunk );
$lines_out[] = "#EXT-X-BYTERANGE:$len@$offset";
$lines_out[] = "$outfile";