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dav1ddec: Add 8/16 bit grayscale support

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This commit is contained in:
Sebastian Dröge 2022-02-03 13:23:51 +02:00
parent 240fa0b066
commit cf46d9439b
1 changed files with 39 additions and 19 deletions
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58
video/dav1d/src/dav1ddec/imp.rs
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@ -50,15 +50,24 @@ impl Dav1dDec {
) -> gst_video::VideoFormat {
let bpc = pic.bits_per_component();
let format_desc = match (pic.pixel_layout(), bpc) {
// (dav1d::PixelLayout::I400, Some(dav1d::BitsPerComponent(8))) => "GRAY8",
(dav1d::PixelLayout::I400, Some(dav1d::BitsPerComponent(8))) => "GRAY8",
#[cfg(target_endian = "little")]
(dav1d::PixelLayout::I400, Some(dav1d::BitsPerComponent(16))) => "GRAY16_LE",
#[cfg(target_endian = "big")]
(dav1d::PixelLayout::I400, Some(dav1d::BitsPerComponent(16))) => "GRAY16_BE",
// (dav1d::PixelLayout::I400, Some(dav1d::BitsPerComponent(10))) => "GRAY10_LE32",
(dav1d::PixelLayout::I400, _) => return gst_video::VideoFormat::Unknown,
(dav1d::PixelLayout::I420, _) => "I420",
(dav1d::PixelLayout::I422, Some(dav1d::BitsPerComponent(8))) => "Y42B",
(dav1d::PixelLayout::I422, _) => "I422",
(dav1d::PixelLayout::I444, _) => "Y444",
(dav1d::PixelLayout::Unknown, _) => {
gst_warning!(CAT, obj: element, "Unsupported dav1d format");
(layout, bpc) => {
gst_warning!(
CAT,
obj: element,
"Unsupported dav1d format {:?}/{:?}",
layout,
bpc
);
return gst_video::VideoFormat::Unknown;
}
};
@ -244,18 +253,25 @@ impl Dav1dDec {
let mut out_buffer = gst::Buffer::new();
let mut_buffer = out_buffer.get_mut().unwrap();
// FIXME: For gray support we would need to deal only with the Y component.
assert!(info.is_yuv());
for component in [
dav1d::PlanarImageComponent::Y,
dav1d::PlanarImageComponent::U,
dav1d::PlanarImageComponent::V,
]
.iter()
{
let dest_stride: u32 = info.stride()[*component as usize].try_into().unwrap();
let plane = pic.plane(*component);
let (src_stride, height) = pic.plane_data_geometry(*component);
let components = if info.is_yuv() {
const YUV_COMPONENTS: [dav1d::PlanarImageComponent; 3] = [
dav1d::PlanarImageComponent::Y,
dav1d::PlanarImageComponent::U,
dav1d::PlanarImageComponent::V,
];
&YUV_COMPONENTS[..]
} else if info.is_gray() {
const GRAY_COMPONENTS: [dav1d::PlanarImageComponent; 1] =
[dav1d::PlanarImageComponent::Y];
&GRAY_COMPONENTS[..]
} else {
unreachable!();
};
for &component in components {
let dest_stride: u32 = info.stride()[component as usize].try_into().unwrap();
let plane = pic.plane(component);
let (src_stride, height) = pic.plane_data_geometry(component);
let mem = if video_meta_supported || src_stride == dest_stride {
gst::Memory::from_slice(plane)
} else {
@ -401,12 +417,16 @@ impl Dav1dDec {
fn video_output_formats() -> Vec<glib::SendValue> {
let values = [
// gst_video::VideoFormat::Gray8,
gst_video::VideoFormat::Gray8,
#[cfg(target_endian = "little")]
gst_video::VideoFormat::Gray16Le,
#[cfg(target_endian = "big")]
gst_video::VideoFormat::Gray16Be,
// #[cfg(target_endian = "little")]
// gst_video::VideoFormat::Gray10Le32,
gst_video::VideoFormat::I420,
gst_video::VideoFormat::Y42b,
gst_video::VideoFormat::Y444,
// #[cfg(target_endian = "little")]
// gst_video::VideoFormat::Gray10Le32,
#[cfg(target_endian = "little")]
gst_video::VideoFormat::I42010le,
#[cfg(target_endian = "little")]