mirror of
https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git
synced 2024-11-25 21:11:00 +00:00
dav1d: Set colorimetry parameters on src pad caps
Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs/-/merge_requests/1514>
This commit is contained in:
Philippe Normand
GStreamer Marge Bot
parent
61c9cbdc8f
commit
2341ee6935
3 changed files with 161 additions and 7 deletions
26
Cargo.lock
generated
26
Cargo.lock
generated
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@ -301,6 +301,20 @@ version = "1.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "f1fdabc7756949593fe60f30ec81974b613357de856987752631dea1e3394c80"
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[[package]]
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name = "av-data"
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version = "0.4.2"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d75b98a3525d00f920df9a2d44cc99b9cc5b7dc70d7fbb612cd755270dbe6552"
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dependencies = [
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"byte-slice-cast",
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"bytes",
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"num-derive",
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"num-rational",
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"num-traits",
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"thiserror",
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]
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[[package]]
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name = "av1-grain"
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version = "0.2.3"
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@ -1450,12 +1464,14 @@ checksum = "7e962a19be5cfc3f3bf6dd8f61eb50107f356ad6270fbb3ed41476571db78be5"
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[[package]]
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name = "dav1d"
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version = "0.10.2"
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version = "0.10.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d7eb1fa9954b7ae85ff0d43ef6d186d1b3469d4aa1574845d1938bef05377030"
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checksum = "0d4b54a40baf633a71c6f0fb49494a7e4ee7bc26f3e727212b6cb915aa1ea1e1"
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dependencies = [
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"av-data",
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"bitflags 2.5.0",
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"dav1d-sys",
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"static_assertions",
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]
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[[package]]
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@ -6187,6 +6203,12 @@ version = "0.1.4"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "6c0cdea5a20a06e7c57f627094e7b1618e5665592cd88f2d45fa4014e348db58"
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[[package]]
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name = "static_assertions"
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version = "1.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f"
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[[package]]
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name = "strength_reduce"
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version = "0.2.4"
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@ -9,10 +9,10 @@ license = "MIT OR Apache-2.0"
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description = "GStreamer dav1d AV1 decoder Plugin"
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[dependencies]
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dav1d = "0.10"
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gst.workspace = true
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gst-base.workspace = true
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gst-video.workspace = true
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dav1d = "0.10.3"
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gst = { workspace = true, features = ["v1_18"] }
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gst-base = { workspace = true, features = ["v1_18"] }
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gst-video = { workspace = true, features = ["v1_18"] }
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num_cpus = "1.0"
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once_cell.workspace = true
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@ -120,6 +120,101 @@ impl Dav1dDec {
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})
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}
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fn colorimetry_from_dav1d_picture(
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&self,
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pic: &dav1d::Picture,
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) -> Option<gst_video::VideoColorimetry> {
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use dav1d::pixel;
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let range = match pic.color_range() {
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pixel::YUVRange::Limited => gst_video::VideoColorRange::Range16_235,
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pixel::YUVRange::Full => gst_video::VideoColorRange::Range0_255,
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};
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let matrix = match pic.matrix_coefficients() {
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pixel::MatrixCoefficients::Identity => gst_video::VideoColorMatrix::Rgb,
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pixel::MatrixCoefficients::BT709 => gst_video::VideoColorMatrix::Bt709,
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pixel::MatrixCoefficients::Unspecified => gst_video::VideoColorMatrix::Unknown,
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pixel::MatrixCoefficients::BT470M => gst_video::VideoColorMatrix::Fcc,
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pixel::MatrixCoefficients::BT470BG => gst_video::VideoColorMatrix::Bt601,
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pixel::MatrixCoefficients::ST240M => gst_video::VideoColorMatrix::Smpte240m,
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pixel::MatrixCoefficients::BT2020NonConstantLuminance => {
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gst_video::VideoColorMatrix::Bt2020
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}
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_ => {
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gst::warning!(CAT, imp: self, "Unsupported dav1d colorimetry matrix coefficients");
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return None;
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}
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};
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let transfer = match pic.transfer_characteristic() {
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pixel::TransferCharacteristic::BT1886 => gst_video::VideoTransferFunction::Bt709,
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pixel::TransferCharacteristic::Unspecified => gst_video::VideoTransferFunction::Unknown,
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pixel::TransferCharacteristic::BT470M => gst_video::VideoTransferFunction::Bt709,
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pixel::TransferCharacteristic::BT470BG => gst_video::VideoTransferFunction::Gamma28,
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pixel::TransferCharacteristic::ST170M => gst_video::VideoTransferFunction::Bt601,
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pixel::TransferCharacteristic::ST240M => gst_video::VideoTransferFunction::Smpte240m,
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pixel::TransferCharacteristic::Linear => gst_video::VideoTransferFunction::Gamma10,
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pixel::TransferCharacteristic::Logarithmic100 => {
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gst_video::VideoTransferFunction::Log100
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}
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pixel::TransferCharacteristic::Logarithmic316 => {
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gst_video::VideoTransferFunction::Log316
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}
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pixel::TransferCharacteristic::SRGB => gst_video::VideoTransferFunction::Srgb,
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pixel::TransferCharacteristic::BT2020Ten => gst_video::VideoTransferFunction::Bt202010,
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pixel::TransferCharacteristic::BT2020Twelve => {
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gst_video::VideoTransferFunction::Bt202012
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}
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pixel::TransferCharacteristic::PerceptualQuantizer => {
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gst_video::VideoTransferFunction::Smpte2084
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}
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pixel::TransferCharacteristic::HybridLogGamma => {
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gst_video::VideoTransferFunction::AribStdB67
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}
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_ => {
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gst::warning!(CAT, imp: self, "Unsupported dav1d colorimetry transfer function");
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return None;
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}
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};
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let primaries = match pic.color_primaries() {
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pixel::ColorPrimaries::BT709 => gst_video::VideoColorPrimaries::Bt709,
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pixel::ColorPrimaries::Unspecified => gst_video::VideoColorPrimaries::Unknown,
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pixel::ColorPrimaries::BT470M => gst_video::VideoColorPrimaries::Bt470m,
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pixel::ColorPrimaries::BT470BG => gst_video::VideoColorPrimaries::Bt470bg,
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pixel::ColorPrimaries::ST240M => gst_video::VideoColorPrimaries::Smpte240m,
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pixel::ColorPrimaries::Film => gst_video::VideoColorPrimaries::Film,
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pixel::ColorPrimaries::BT2020 => gst_video::VideoColorPrimaries::Bt2020,
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pixel::ColorPrimaries::ST428 => gst_video::VideoColorPrimaries::Smptest428,
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pixel::ColorPrimaries::P3DCI => gst_video::VideoColorPrimaries::Smpterp431,
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pixel::ColorPrimaries::P3Display => gst_video::VideoColorPrimaries::Smpteeg432,
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pixel::ColorPrimaries::Tech3213 => gst_video::VideoColorPrimaries::Ebu3213,
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_ => {
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gst::warning!(CAT, imp: self, "Unsupported dav1d color primaries");
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return None;
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}
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};
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Some(gst_video::VideoColorimetry::new(
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range, matrix, transfer, primaries,
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))
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}
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fn chroma_site_from_dav1d_picture(
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&self,
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pic: &dav1d::Picture,
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) -> Option<gst_video::VideoChromaSite> {
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use dav1d::pixel;
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match pic.pixel_layout() {
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dav1d::PixelLayout::I420 | dav1d::PixelLayout::I422 => match pic.chroma_location() {
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pixel::ChromaLocation::Center => Some(gst_video::VideoChromaSite::JPEG),
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pixel::ChromaLocation::Left => Some(gst_video::VideoChromaSite::MPEG2),
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_ => None,
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},
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_ => None,
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}
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}
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fn handle_resolution_change<'s>(
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&'s self,
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mut state_guard: MutexGuard<'s, Option<State>>,
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@ -155,11 +250,48 @@ impl Dav1dDec {
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);
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let input_state = state.input_state.clone();
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let input_info = input_state.info();
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let input_caps = input_state.caps().ok_or(gst::FlowError::NotNegotiated)?;
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let input_structure = input_caps
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.structure(0)
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.ok_or(gst::FlowError::NotNegotiated)?;
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let input_colorimetry = input_info.colorimetry();
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drop(state_guard);
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let instance = self.obj();
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let output_state =
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let mut output_state =
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instance.set_output_state(format, pic.width(), pic.height(), Some(&input_state))?;
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let mut info_builder = gst_video::VideoInfo::builder(format, pic.width(), pic.height());
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let mut update_output_state = false;
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let colorimetry = self.colorimetry_from_dav1d_picture(pic);
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if !input_structure.has_field("colorimetry")
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|| input_colorimetry.range() == gst_video::VideoColorRange::Unknown
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|| input_colorimetry.matrix() == gst_video::VideoColorMatrix::Unknown
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|| input_colorimetry.transfer() == gst_video::VideoTransferFunction::Unknown
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|| input_colorimetry.primaries() == gst_video::VideoColorPrimaries::Unknown
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{
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if let Some(colorimetry) = colorimetry.as_ref() {
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info_builder = info_builder.colorimetry(colorimetry);
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update_output_state = true;
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}
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}
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if !input_structure.has_field("chroma-site") {
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if let Some(chroma_site) = self.chroma_site_from_dav1d_picture(pic) {
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info_builder = info_builder.chroma_site(chroma_site);
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update_output_state = true;
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}
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}
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if update_output_state {
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let info = info_builder
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.build()
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.map_err(|_| gst::FlowError::NotNegotiated)?;
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output_state.set_info(info);
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}
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instance.negotiate(output_state)?;
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let out_state = instance.output_state().unwrap();
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