gstreamer-video: expose caps features

This commit is contained in:
Mathieu Duponchelle 2020-05-22 21:27:56 +02:00
parent 31313fb5c8
commit 02a43819a7
2 changed files with 65 additions and 0 deletions

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@ -0,0 +1,56 @@
// Copyright (C) 2020 Mathieu Duponchelle <mathieu@centricular.com>
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use gst::CapsFeatures;
use gst_video_sys;
use std::ffi::CStr;
use once_cell::sync::Lazy;
pub static CAPS_FEATURE_FORMAT_INTERLACED: Lazy<&'static str> = Lazy::new(|| unsafe {
CStr::from_ptr(gst_video_sys::GST_CAPS_FEATURE_FORMAT_INTERLACED)
.to_str()
.unwrap()
});
pub static CAPS_FEATURES_FORMAT_INTERLACED: Lazy<CapsFeatures> =
Lazy::new(|| CapsFeatures::new(&[*CAPS_FEATURE_FORMAT_INTERLACED]));
pub static CAPS_FEATURE_META_GST_VIDEO_AFFINE_TRANSFORMATION_META: Lazy<&'static str> =
Lazy::new(|| unsafe {
CStr::from_ptr(gst_video_sys::GST_CAPS_FEATURE_META_GST_VIDEO_AFFINE_TRANSFORMATION_META)
.to_str()
.unwrap()
});
pub static CAPS_FEATURES_META_GST_VIDEO_AFFINE_TRANSFORMATION_META: Lazy<CapsFeatures> =
Lazy::new(|| CapsFeatures::new(&[*CAPS_FEATURE_META_GST_VIDEO_AFFINE_TRANSFORMATION_META]));
pub static CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META: Lazy<&'static str> =
Lazy::new(|| unsafe {
CStr::from_ptr(gst_video_sys::GST_CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META)
.to_str()
.unwrap()
});
pub static CAPS_FEATURES_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META: Lazy<CapsFeatures> =
Lazy::new(|| CapsFeatures::new(&[*CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META]));
pub static CAPS_FEATURE_META_GST_VIDEO_META: Lazy<&'static str> = Lazy::new(|| unsafe {
CStr::from_ptr(gst_video_sys::GST_CAPS_FEATURE_META_GST_VIDEO_META)
.to_str()
.unwrap()
});
pub static CAPS_FEATURES_META_GST_VIDEO_META: Lazy<CapsFeatures> =
Lazy::new(|| CapsFeatures::new(&[*CAPS_FEATURE_META_GST_VIDEO_META]));
pub static CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION: Lazy<&'static str> =
Lazy::new(|| unsafe {
CStr::from_ptr(gst_video_sys::GST_CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION)
.to_str()
.unwrap()
});
pub static CAPS_FEATURES_META_GST_VIDEO_OVERLAY_COMPOSITION: Lazy<CapsFeatures> =
Lazy::new(|| CapsFeatures::new(&[*CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION]));

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@ -42,6 +42,15 @@ macro_rules! skip_assert_initialized {
mod auto;
pub use auto::*;
mod caps_features;
pub use caps_features::{
CAPS_FEATURES_FORMAT_INTERLACED, CAPS_FEATURES_META_GST_VIDEO_AFFINE_TRANSFORMATION_META,
CAPS_FEATURES_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META, CAPS_FEATURES_META_GST_VIDEO_META,
CAPS_FEATURES_META_GST_VIDEO_OVERLAY_COMPOSITION, CAPS_FEATURE_FORMAT_INTERLACED,
CAPS_FEATURE_META_GST_VIDEO_AFFINE_TRANSFORMATION_META,
CAPS_FEATURE_META_GST_VIDEO_GL_TEXTURE_UPLOAD_META, CAPS_FEATURE_META_GST_VIDEO_META,
CAPS_FEATURE_META_GST_VIDEO_OVERLAY_COMPOSITION,
};
mod video_format;
pub use video_format::*;
mod video_format_info;