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media-converter: Use AV1/Opus instead of Theora/Vorbis

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CW-Bug-Id: #19516
This commit is contained in:
Andrew Eikum 2021-11-29 11:58:26 -06:00 committed by Arkadiusz Hiler
parent 48196af449
commit e190c26058
4 changed files with 12 additions and 11 deletions
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6
media-converter/Makefile
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@ -17,7 +17,7 @@ endif
all: install
build: blank.ogv blank.ptna
build: blank.mkv blank.ptna
cargo build --target $(TRIPLE64) $(CARGO_RELEASE_ARG)
PKG_CONFIG_ALLOW_CROSS=1 cargo build --target $(TRIPLE32) $(CARGO_RELEASE_ARG)
@ -27,9 +27,9 @@ install: build
install -d "$(DIST_GST_DIR32)"
install -m 755 target/$(TRIPLE32)/$(TARGET_BUILD_TYPE)/$(SONAME) "$(DIST_GST_DIR32)"
blank.ogv:
blank.mkv:
#120 frames @ 30 FPS == 4 seconds
gst-launch-1.0 videotestsrc num-buffers=120 pattern=smpte ! 'video/x-raw,format=(string)I420,width=320,height=240,framerate=(fraction)30/1' ! theoraenc ! queue ! mux. audiotestsrc num-buffers=400 freq=0 samplesperbuffer=441 ! 'audio/x-raw,rate=44100,channels=2' ! vorbisenc ! queue ! mux. oggmux name=mux ! filesink location=blank.ogv
gst-launch-1.0 videotestsrc num-buffers=120 pattern=smpte ! 'video/x-raw,format=(string)I420,width=320,height=240,framerate=(fraction)30/1' ! av1enc ! queue ! mux. audiotestsrc num-buffers=400 freq=0 samplesperbuffer=441 ! 'audio/x-raw,rate=48000,channels=2' ! opusenc ! queue ! mux. matroskamux name=mux ! filesink location=blank.mkv
make_blank_ptna: make_blank_ptna.c
gcc -Wall -O2 $(shell pkg-config --cflags opus) -o $@ $< -lm $(shell pkg-config --libs opus)

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media-converter/blank.mkv Normal file
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media-converter/blank.ogv
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17
media-converter/src/videoconv.rs
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@ -111,7 +111,8 @@ static CAT: Lazy<gst::DebugCategory> = Lazy::new(|| {
const VIDEOCONV_FOZ_TAG_VIDEODATA: u32 = 0;
const VIDEOCONV_FOZ_TAG_OGVDATA: u32 = 1;
const VIDEOCONV_FOZ_TAG_STREAM: u32 = 2;
const VIDEOCONV_FOZ_NUM_TAGS: usize = 3;
const VIDEOCONV_FOZ_TAG_MKVDATA: u32 = 3;
const VIDEOCONV_FOZ_NUM_TAGS: usize = 4;
struct VideoConverterDumpFozdb {
fozdb: Option<fossilize::StreamArchive>,
@ -165,7 +166,7 @@ impl VideoConverterDumpFozdb {
let mut chunks = Vec::<(u32, u128)>::new();
for stream_id in fozdb.iter_tag(VIDEOCONV_FOZ_TAG_STREAM).cloned().collect::<Vec<u128>>() {
if read_fozdb.has_entry(VIDEOCONV_FOZ_TAG_OGVDATA, stream_id) {
if read_fozdb.has_entry(VIDEOCONV_FOZ_TAG_MKVDATA, stream_id) {
if let Ok(chunks_size) = fozdb.entry_size(VIDEOCONV_FOZ_TAG_STREAM, stream_id) {
let mut buf = vec![0u8; chunks_size].into_boxed_slice();
if fozdb.read_entry(VIDEOCONV_FOZ_TAG_STREAM, stream_id, 0, &mut buf, fossilize::CRCCheck::WithCRC).is_ok() {
@ -319,7 +320,7 @@ impl VideoConvState {
/* true if the file is transcoded; false if not */
fn begin_transcode(&mut self, hash: u128) -> bool {
if let Some(read_fozdb) = &mut self.read_fozdb {
if let Ok(transcoded_size) = read_fozdb.entry_size(VIDEOCONV_FOZ_TAG_OGVDATA, hash) {
if let Ok(transcoded_size) = read_fozdb.entry_size(VIDEOCONV_FOZ_TAG_MKVDATA, hash) {
self.transcode_hash = Some(hash);
self.our_duration = Some(transcoded_size as u64);
return true;
@ -329,7 +330,7 @@ impl VideoConvState {
gst_log!(CAT, "No transcoded video for {}. Substituting a blank video.", format_hash(hash));
self.transcode_hash = None;
self.our_duration = Some(include_bytes!("../blank.ogv").len() as u64);
self.our_duration = Some(include_bytes!("../blank.mkv").len() as u64);
false
}
@ -338,12 +339,12 @@ impl VideoConvState {
match self.transcode_hash {
Some(hash) => {
let read_fozdb = self.read_fozdb.as_mut().unwrap();
read_fozdb.read_entry(VIDEOCONV_FOZ_TAG_OGVDATA, hash, offs as u64, out, fossilize::CRCCheck::WithoutCRC)
read_fozdb.read_entry(VIDEOCONV_FOZ_TAG_MKVDATA, hash, offs as u64, out, fossilize::CRCCheck::WithoutCRC)
.map_err(|e| gst_loggable_error!(CAT, "Error reading ogvdata: {:?}", e))
},
None => {
let blank = include_bytes!("../blank.ogv");
let blank = include_bytes!("../blank.mkv");
let to_copy = std::cmp::min(blank.len() - offs, out.len());
@ -434,7 +435,7 @@ impl ObjectSubclass for VideoConv {
&caps).unwrap();
klass.add_pad_template(sink_pad_template);
let caps = gst::Caps::builder("application/ogg").build();
let caps = gst::Caps::builder("video/x-matroska").build();
let src_pad_template = gst::PadTemplate::new(
"src",
gst::PadDirection::Src,
@ -597,7 +598,7 @@ impl VideoConv {
gst_log!(CAT, obj:pad, "Got an event {:?}", event);
match event.view() {
EventView::Caps(_) => {
let caps = gst::Caps::builder("application/ogg").build();
let caps = gst::Caps::builder("video/x-matroska").build();
self.srcpad.push_event(gst::event::Caps::new(&caps))
}
_ => pad.event_default(Some(element), event)