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gst-plugin-mp4: Add new MP4 plugin with a non-fragmented MP4 muxer

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Sebastian Dröge 2022-11-07 20:41:50 +02:00
parent a5f3197651
commit c2f403f998
11 changed files with 3386 additions and 0 deletions
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2
Cargo.toml
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@ -16,6 +16,7 @@ members = [
"mux/flavors",
"mux/fmp4",
"mux/mp4",
"net/aws",
"net/hlssink3",
@ -63,6 +64,7 @@ default-members = [
"generic/threadshare",
"mux/fmp4",
"mux/mp4",
"net/aws",
"net/hlssink3",

123
docs/plugins/gst_plugins_cache.json
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@ -2497,6 +2497,129 @@
"tracers": {},
"url": "https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs"
},
"mp4": {
"description": "GStreamer Rust MP4 Plugin",
"elements": {
"isomp4mux": {
"author": "Sebastian Dröge <sebastian@centricular.com>",
"description": "ISO MP4 muxer",
"hierarchy": [
"GstISOMP4Mux",
"GstRsMP4Mux",
"GstAggregator",
"GstElement",
"GstObject",
"GInitiallyUnowned",
"GObject"
],
"klass": "Codec/Muxer",
"pad-templates": {
"sink_%%u": {
"caps": "video/x-h264:\n stream-format: { (string)avc, (string)avc3 }\n alignment: au\n width: [ 1, 65535 ]\n height: [ 1, 65535 ]\nvideo/x-h265:\n stream-format: { (string)hvc1, (string)hev1 }\n alignment: au\n width: [ 1, 65535 ]\n height: [ 1, 65535 ]\nvideo/x-vp9:\n profile: { (string)0, (string)1, (string)2, (string)3 }\n chroma-format: { (string)4:2:0, (string)4:2:2, (string)4:4:4 }\n bit-depth-luma: { (uint)8, (uint)10, (uint)12 }\nbit-depth-chroma: { (uint)8, (uint)10, (uint)12 }\n width: [ 1, 65535 ]\n height: [ 1, 65535 ]\naudio/mpeg:\n mpegversion: 4\n stream-format: raw\n channels: [ 1, 65535 ]\n rate: [ 1, 2147483647 ]\naudio/x-opus:\nchannel-mapping-family: [ 0, 255 ]\n channels: [ 1, 8 ]\n rate: [ 1, 2147483647 ]\n",
"direction": "sink",
"presence": "request",
"type": "GstRsMP4MuxPad"
},
"src": {
"caps": "video/quicktime:\n variant: iso\n",
"direction": "src",
"presence": "always"
}
},
"rank": "marginal"
}
},
"filename": "gstmp4",
"license": "MPL",
"other-types": {
"GstRsMP4Mux": {
"hierarchy": [
"GstRsMP4Mux",
"GstAggregator",
"GstElement",
"GstObject",
"GInitiallyUnowned",
"GObject"
],
"kind": "object",
"properties": {
"interleave-bytes": {
"blurb": "Interleave between streams in bytes",
"conditionally-available": false,
"construct": false,
"construct-only": false,
"controllable": false,
"default": "0",
"max": "18446744073709551615",
"min": "0",
"mutable": "ready",
"readable": true,
"type": "guint64",
"writable": true
},
"interleave-time": {
"blurb": "Interleave between streams in nanoseconds",
"conditionally-available": false,
"construct": false,
"construct-only": false,
"controllable": false,
"default": "500000000",
"max": "18446744073709551615",
"min": "0",
"mutable": "ready",
"readable": true,
"type": "guint64",
"writable": true
},
"movie-timescale": {
"blurb": "Timescale to use for the movie (units per second, 0 is automatic)",
"conditionally-available": false,
"construct": false,
"construct-only": false,
"controllable": false,
"default": "0",
"max": "-1",
"min": "0",
"mutable": "ready",
"readable": true,
"type": "guint",
"writable": true
}
}
},
"GstRsMP4MuxPad": {
"hierarchy": [
"GstRsMP4MuxPad",
"GstAggregatorPad",
"GstPad",
"GstObject",
"GInitiallyUnowned",
"GObject"
],
"kind": "object",
"properties": {
"trak-timescale": {
"blurb": "Timescale to use for the track (units per second, 0 is automatic)",
"conditionally-available": false,
"construct": false,
"construct-only": false,
"controllable": false,
"default": "0",
"max": "-1",
"min": "0",
"mutable": "ready",
"readable": true,
"type": "guint",
"writable": true
}
}
}
},
"package": "gst-plugin-mp4",
"source": "gst-plugin-mp4",
"tracers": {},
"url": "https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs"
},
"ndi": {
"description": "GStreamer NewTek NDI Plugin",
"elements": {

1
meson.build
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@ -49,6 +49,7 @@ plugins = {
# sodium has an external dependency, see below
'gst-plugin-threadshare': 'libgstthreadshare',
'gst-plugin-mp4': 'libgstmp4',
'gst-plugin-fmp4': 'libgstfmp4',
'gst-plugin-aws': 'libgstaws',

50
mux/mp4/Cargo.toml Normal file
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@ -0,0 +1,50 @@
[package]
name = "gst-plugin-mp4"
version = "0.10.0-alpha.1"
authors = ["Sebastian Dröge <sebastian@centricular.com>"]
license = "MPL-2.0"
description = "GStreamer Rust MP4 Plugin"
repository = "https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs"
edition = "2021"
rust-version = "1.63"
[dependencies]
anyhow = "1"
gst = { package = "gstreamer", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs" }
gst-base = { package = "gstreamer-base", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs" }
gst-audio = { package = "gstreamer-audio", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs" }
gst-video = { package = "gstreamer-video", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs" }
gst-pbutils = { package = "gstreamer-pbutils", git = "https://gitlab.freedesktop.org/gstreamer/gstreamer-rs" }
once_cell = "1.0"
[lib]
name = "gstmp4"
crate-type = ["cdylib", "rlib"]
path = "src/lib.rs"
[dev-dependencies]
tempfile = "3"
url = "1"
[build-dependencies]
gst-plugin-version-helper = { path="../../version-helper" }
[features]
default = ["v1_18"]
static = []
capi = []
v1_18 = ["gst-video/v1_18"]
doc = ["gst/v1_18"]
[package.metadata.capi]
min_version = "0.8.0"
[package.metadata.capi.header]
enabled = false
[package.metadata.capi.library]
install_subdir = "gstreamer-1.0"
versioning = false
[package.metadata.capi.pkg_config]
requires_private = "gstreamer-1.0, gstreamer-base-1.0, gstreamer-audio-1.0, gstreamer-video-1.0, gobject-2.0, glib-2.0, gmodule-2.0"

1
mux/mp4/LICENSE Symbolic link
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@ -0,0 +1 @@
../../LICENSE-MPL-2.0

3
mux/mp4/build.rs Normal file
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@ -0,0 +1,3 @@
fn main() {
gst_plugin_version_helper::info()
}

34
mux/mp4/src/lib.rs Normal file
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@ -0,0 +1,34 @@
// Copyright (C) 2022 Sebastian Dröge <sebastian@centricular.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License, v2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at
// <https://mozilla.org/MPL/2.0/>.
//
// SPDX-License-Identifier: MPL-2.0
#![allow(clippy::non_send_fields_in_send_ty, unused_doc_comments)]
/**
* plugin-mp4:
*
* Since: plugins-rs-0.10.0
*/
use gst::glib;
mod mp4mux;
fn plugin_init(plugin: &gst::Plugin) -> Result<(), glib::BoolError> {
mp4mux::register(plugin)
}
gst::plugin_define!(
mp4,
env!("CARGO_PKG_DESCRIPTION"),
plugin_init,
concat!(env!("CARGO_PKG_VERSION"), "-", env!("COMMIT_ID")),
// FIXME: MPL-2.0 is only allowed since 1.18.3 (as unknown) and 1.20 (as known)
"MPL",
env!("CARGO_PKG_NAME"),
env!("CARGO_PKG_NAME"),
env!("CARGO_PKG_REPOSITORY"),
env!("BUILD_REL_DATE")
);

1601
mux/mp4/src/mp4mux/boxes.rs Normal file
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1305
mux/mp4/src/mp4mux/imp.rs Normal file
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134
mux/mp4/src/mp4mux/mod.rs Normal file
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@ -0,0 +1,134 @@
// Copyright (C) 2022 Sebastian Dröge <sebastian@centricular.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License, v2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at
// <https://mozilla.org/MPL/2.0/>.
//
// SPDX-License-Identifier: MPL-2.0
use gst::glib;
use gst::prelude::*;
mod boxes;
mod imp;
glib::wrapper! {
pub(crate) struct MP4MuxPad(ObjectSubclass<imp::MP4MuxPad>) @extends gst_base::AggregatorPad, gst::Pad, gst::Object;
}
glib::wrapper! {
pub(crate) struct MP4Mux(ObjectSubclass<imp::MP4Mux>) @extends gst_base::Aggregator, gst::Element, gst::Object;
}
glib::wrapper! {
pub(crate) struct ISOMP4Mux(ObjectSubclass<imp::ISOMP4Mux>) @extends MP4Mux, gst_base::Aggregator, gst::Element, gst::Object;
}
pub fn register(plugin: &gst::Plugin) -> Result<(), glib::BoolError> {
#[cfg(feature = "doc")]
{
MP4Mux::static_type().mark_as_plugin_api(gst::PluginAPIFlags::empty());
MP4MuxPad::static_type().mark_as_plugin_api(gst::PluginAPIFlags::empty());
}
gst::Element::register(
Some(plugin),
"isomp4mux",
gst::Rank::Marginal,
ISOMP4Mux::static_type(),
)?;
Ok(())
}
#[derive(Debug, Copy, Clone)]
pub(crate) enum DeltaFrames {
/// Only single completely decodable frames
IntraOnly,
/// Frames may depend on past frames
PredictiveOnly,
/// Frames may depend on past or future frames
Bidirectional,
}
impl DeltaFrames {
/// Whether dts is required to order samples differently from presentation order
pub(crate) fn requires_dts(&self) -> bool {
matches!(self, Self::Bidirectional)
}
/// Whether this coding structure does not allow delta flags on samples
pub(crate) fn intra_only(&self) -> bool {
matches!(self, Self::IntraOnly)
}
}
#[derive(Debug)]
pub(crate) struct Sample {
/// Sync point
sync_point: bool,
/// Sample duration
duration: gst::ClockTime,
/// Composition time offset
///
/// This is `None` for streams that have no concept of DTS.
composition_time_offset: Option<i64>,
/// Size
size: u32,
}
#[derive(Debug)]
pub(crate) struct Chunk {
/// Chunk start offset
offset: u64,
/// Samples of this stream that are part of this chunk
samples: Vec<Sample>,
}
#[derive(Debug)]
pub(crate) struct Stream {
/// Caps of this stream
caps: gst::Caps,
/// If this stream has delta frames, and if so if it can have B frames.
delta_frames: DeltaFrames,
/// Pre-defined trak timescale if not 0.
trak_timescale: u32,
/// Start DTS
///
/// If this is negative then an edit list entry is needed to
/// make all sample times positive.
///
/// This is `None` for streams that have no concept of DTS.
start_dts: Option<gst::Signed<gst::ClockTime>>,
/// Earliest PTS
///
/// If this is >0 then an edit list entry is needed to shift
earliest_pts: gst::ClockTime,
/// End PTS
end_pts: gst::ClockTime,
/// All the chunks stored for this stream
chunks: Vec<Chunk>,
}
#[derive(Debug)]
pub(crate) struct Header {
#[allow(dead_code)]
variant: Variant,
/// Pre-defined movie timescale if not 0.
movie_timescale: u32,
streams: Vec<Stream>,
}
#[allow(clippy::upper_case_acronyms)]
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub(crate) enum Variant {
ISO,
}

132
mux/mp4/tests/tests.rs Normal file
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@ -0,0 +1,132 @@
// Copyright (C) 2022 Sebastian Dröge <sebastian@centricular.com>
//
// This Source Code Form is subject to the terms of the Mozilla Public License, v2.0.
// If a copy of the MPL was not distributed with this file, You can obtain one at
// <https://mozilla.org/MPL/2.0/>.
//
// SPDX-License-Identifier: MPL-2.0
//
use gst::prelude::*;
use gst_pbutils::prelude::*;
fn init() {
use std::sync::Once;
static INIT: Once = Once::new();
INIT.call_once(|| {
gst::init().unwrap();
gstmp4::plugin_register_static().unwrap();
});
}
#[test]
fn test_basic() {
init();
struct Pipeline(gst::Pipeline);
impl std::ops::Deref for Pipeline {
type Target = gst::Pipeline;
fn deref(&self) -> &Self::Target {
&self.0
}
}
impl Drop for Pipeline {
fn drop(&mut self) {
let _ = self.0.set_state(gst::State::Null);
}
}
let pipeline = match gst::parse_launch(
"videotestsrc num-buffers=99 ! x264enc ! mux. \
audiotestsrc num-buffers=140 ! fdkaacenc ! mux. \
isomp4mux name=mux ! filesink name=sink \
",
) {
Ok(pipeline) => Pipeline(pipeline.downcast::<gst::Pipeline>().unwrap()),
Err(_) => return,
};
let dir = tempfile::TempDir::new().unwrap();
let mut location = dir.path().to_owned();
location.push("test.mp4");
let sink = pipeline.by_name("sink").unwrap();
sink.set_property("location", location.to_str().expect("Non-UTF8 filename"));
pipeline
.set_state(gst::State::Playing)
.expect("Unable to set the pipeline to the `Playing` state");
for msg in pipeline.bus().unwrap().iter_timed(gst::ClockTime::NONE) {
use gst::MessageView;
match msg.view() {
MessageView::Eos(..) => break,
MessageView::Error(err) => {
panic!(
"Error from {:?}: {} ({:?})",
err.src().map(|s| s.path_string()),
err.error(),
err.debug()
);
}
_ => (),
}
}
pipeline
.set_state(gst::State::Null)
.expect("Unable to set the pipeline to the `Null` state");
drop(pipeline);
let discoverer = gst_pbutils::Discoverer::new(gst::ClockTime::from_seconds(5))
.expect("Failed to create discoverer");
let info = discoverer
.discover_uri(
url::Url::from_file_path(&location)
.expect("Failed to convert filename to URL")
.as_str(),
)
.expect("Failed to discover MP4 file");
assert_eq!(info.duration(), Some(gst::ClockTime::from_mseconds(3_300)));
let audio_streams = info.audio_streams();
assert_eq!(audio_streams.len(), 1);
let audio_stream = audio_streams[0]
.downcast_ref::<gst_pbutils::DiscovererAudioInfo>()
.unwrap();
assert_eq!(audio_stream.channels(), 1);
assert_eq!(audio_stream.sample_rate(), 44_100);
let caps = audio_stream.caps().unwrap();
assert!(
caps.can_intersect(
&gst::Caps::builder("audio/mpeg")
.any_features()
.field("mpegversion", 4i32)
.build()
),
"Unexpected audio caps {:?}",
caps
);
let video_streams = info.video_streams();
assert_eq!(video_streams.len(), 1);
let video_stream = video_streams[0]
.downcast_ref::<gst_pbutils::DiscovererVideoInfo>()
.unwrap();
assert_eq!(video_stream.width(), 320);
assert_eq!(video_stream.height(), 240);
assert_eq!(video_stream.framerate(), gst::Fraction::new(30, 1));
assert_eq!(video_stream.par(), gst::Fraction::new(1, 1));
assert!(!video_stream.is_interlaced());
let caps = video_stream.caps().unwrap();
assert!(
caps.can_intersect(&gst::Caps::builder("video/x-h264").any_features().build()),
"Unexpected video caps {:?}",
caps
);
}