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https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git
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fmp4: Add support for AV1
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1075>
This commit is contained in:
Sebastian Dröge
GStreamer Marge Bot
parent
cef6fef079
commit
4c3ae6f8ce
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@ -632,7 +632,8 @@ fn write_tkhd(
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// Width/height
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match s.name().as_str() {
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"video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "image/jpeg" => {
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"video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "video/x-av1"
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| "image/jpeg" => {
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let width = s.get::<i32>("width").context("video caps without width")? as u32;
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let height = s
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.get::<i32>("height")
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@ -742,9 +743,8 @@ fn write_hdlr(
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let s = stream.caps.structure(0).unwrap();
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let (handler_type, name) = match s.name().as_str() {
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"video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "image/jpeg" => {
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(b"vide", b"VideoHandler\0".as_slice())
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}
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"video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "video/x-av1"
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| "image/jpeg" => (b"vide", b"VideoHandler\0".as_slice()),
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"audio/mpeg" | "audio/x-opus" | "audio/x-alaw" | "audio/x-mulaw" | "audio/x-adpcm" => {
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(b"soun", b"SoundHandler\0".as_slice())
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}
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@ -772,7 +772,8 @@ fn write_minf(
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let s = stream.caps.structure(0).unwrap();
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match s.name().as_str() {
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"video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "image/jpeg" => {
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"video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "video/x-av1"
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| "image/jpeg" => {
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// Flags are always 1 for unspecified reasons
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write_full_box(v, b"vmhd", FULL_BOX_VERSION_0, 1, |v| write_vmhd(v, cfg))?
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}
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@ -883,9 +884,8 @@ fn write_stsd(
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let s = stream.caps.structure(0).unwrap();
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match s.name().as_str() {
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"video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "image/jpeg" => {
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write_visual_sample_entry(v, cfg, stream)?
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}
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"video/x-h264" | "video/x-h265" | "video/x-vp8" | "video/x-vp9" | "video/x-av1"
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| "image/jpeg" => write_visual_sample_entry(v, cfg, stream)?,
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"audio/mpeg" | "audio/x-opus" | "audio/x-alaw" | "audio/x-mulaw" | "audio/x-adpcm" => {
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write_audio_sample_entry(v, cfg, stream)?
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}
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@ -938,6 +938,7 @@ fn write_visual_sample_entry(
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"image/jpeg" => b"jpeg",
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"video/x-vp8" => b"vp08",
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"video/x-vp9" => b"vp09",
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"video/x-av1" => b"av01",
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_ => unreachable!(),
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};
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@ -1069,6 +1070,84 @@ fn write_visual_sample_entry(
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Ok(())
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})?;
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}
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"video/x-av1" => {
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write_box(v, b"av1C", move |v| {
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if let Ok(codec_data) = s.get::<&gst::BufferRef>("codec_data") {
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let map = codec_data
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.map_readable()
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.context("codec_data not mappable")?;
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v.extend_from_slice(&map);
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} else {
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let presentation_delay_minus_one =
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if let Ok(presentation_delay) = s.get::<i32>("presentation-delay") {
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Some(
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(1u8 << 5)
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| std::cmp::max(
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0xF,
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(presentation_delay.saturating_sub(1) & 0xF) as u8,
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),
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)
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} else {
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None
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};
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let profile = match s.get::<&str>("profile").unwrap() {
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"main" => 0,
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"high" => 1,
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"professional" => 2,
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_ => unreachable!(),
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};
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let level = 1; // FIXME
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let tier = 0; // FIXME
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let (high_bitdepth, twelve_bit) =
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match s.get::<u32>("bit-depth-luma").unwrap() {
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8 => (false, false),
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10 => (true, false),
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12 => (true, true),
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_ => unreachable!(),
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};
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let (monochrome, chroma_sub_x, chroma_sub_y) =
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match s.get::<&str>("chroma-format").unwrap() {
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"4:0:0" => (true, true, true),
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"4:2:0" => (false, true, true),
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"4:2:2" => (false, true, false),
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"4:4:4" => (false, false, false),
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_ => unreachable!(),
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};
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let chrome_sample_position = match s.get::<&str>("chroma-site") {
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Ok("v-cosited") => 1,
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Ok("v-cosited+h-cosited") => 2,
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_ => 0,
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};
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let codec_data = [
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0x80 | 0x01, // marker | version
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(profile << 5) | level, // profile | level
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(tier << 7)
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| ((high_bitdepth as u8) << 6)
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| ((twelve_bit as u8) << 5)
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| ((monochrome as u8) << 4)
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| ((chroma_sub_x as u8) << 3)
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| ((chroma_sub_y as u8) << 2)
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| chrome_sample_position, // tier | high bitdepth | twelve bit | monochrome | chroma sub x |
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// chroma sub y | chroma sample position
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if let Some(presentation_delay_minus_one) = presentation_delay_minus_one
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{
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0x10 | presentation_delay_minus_one // reserved | presentation delay present | presentation delay
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} else {
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0
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},
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];
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v.extend_from_slice(&codec_data);
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}
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Ok(())
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})?;
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}
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"video/x-vp8" | "image/jpeg" => {
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// Nothing to do here
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}
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@ -2418,6 +2418,9 @@ impl FMP4Mux {
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}
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delta_frames = DeltaFrames::PredictiveOnly;
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}
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"video/x-av1" => {
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delta_frames = DeltaFrames::PredictiveOnly;
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}
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"image/jpeg" => (),
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"audio/mpeg" => {
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if !s.has_field_with_type("codec_data", gst::Buffer::static_type()) {
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@ -3279,6 +3282,19 @@ impl ElementImpl for ISOFMP4Mux {
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.field("width", gst::IntRange::new(1, u16::MAX as i32))
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.field("height", gst::IntRange::new(1, u16::MAX as i32))
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.build(),
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gst::Structure::builder("video/x-av1")
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.field("stream-format", "obu-stream")
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.field("alignment", "tu")
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.field("profile", gst::List::new(["main", "high", "professional"]))
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.field(
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"chroma-format",
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gst::List::new(["4:0:0", "4:2:0", "4:2:2", "4:4:4"]),
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)
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.field("bit-depth-luma", gst::List::new([8u32, 10u32, 12u32]))
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.field("bit-depth-chroma", gst::List::new([8u32, 10u32, 12u32]))
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.field("width", gst::IntRange::new(1, u16::MAX as i32))
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.field("height", gst::IntRange::new(1, u16::MAX as i32))
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.build(),
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gst::Structure::builder("audio/mpeg")
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.field("mpegversion", 4i32)
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.field("stream-format", "raw")
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@ -3462,6 +3478,19 @@ impl ElementImpl for DASHMP4Mux {
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.field("width", gst::IntRange::new(1, u16::MAX as i32))
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.field("height", gst::IntRange::new(1, u16::MAX as i32))
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.build(),
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gst::Structure::builder("video/x-av1")
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.field("stream-format", "obu-stream")
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.field("alignment", "tu")
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.field("profile", gst::List::new(["main", "high", "professional"]))
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.field(
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"chroma-format",
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gst::List::new(["4:0:0", "4:2:0", "4:2:2", "4:4:4"]),
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)
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.field("bit-depth-luma", gst::List::new([8u32, 10u32, 12u32]))
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.field("bit-depth-chroma", gst::List::new([8u32, 10u32, 12u32]))
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.field("width", gst::IntRange::new(1, u16::MAX as i32))
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.field("height", gst::IntRange::new(1, u16::MAX as i32))
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.build(),
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gst::Structure::builder("audio/mpeg")
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.field("mpegversion", 4i32)
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.field("stream-format", "raw")
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