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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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499e0dd981
Add new GstVaapiUploader helper to upload raw YUV buffers to VA surfaces. It is up to the caller to negotiate source caps (for images) and output caps (for surfaces). gst_vaapi_uploader_has_direct_rendering() is available to help decide between the creation of a GstVaapiVideoBuffer or a regular GstBuffer on sink pads. Signed-off-by: Zhao Halley <halley.zhao@intel.com> Signed-off-by: Gwenole Beauchesne <gwenole.beauchesne@intel.com>
111 lines
3.3 KiB
C
111 lines
3.3 KiB
C
/*
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* gstvaapiuploader.h - VA-API video upload helper
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*
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* Copyright (C) 2010-2011 Splitted-Desktop Systems
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* Copyright (C) 2011-2012 Intel Corporation
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this program; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#ifndef GST_VAAPIUPLOADER_H
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#define GST_VAAPIUPLOADER_H
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#include <gst/vaapi/gstvaapidisplay.h>
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G_BEGIN_DECLS
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#define GST_VAAPI_TYPE_UPLOADER \
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(gst_vaapi_uploader_get_type())
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#define GST_VAAPI_UPLOADER(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST((obj), \
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GST_VAAPI_TYPE_UPLOADER, \
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GstVaapiUploader))
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#define GST_VAAPI_UPLOADER_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST((klass), \
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GST_VAAPI_TYPE_UPLOADER, \
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GstVaapiUploaderClass))
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#define GST_VAAPI_IS_UPLOADER(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE((obj), GST_VAAPI_TYPE_UPLOADER))
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#define GST_VAAPI_IS_UPLOADER_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_TYPE((klass), GST_VAAPI_TYPE_UPLOADER))
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#define GST_VAAPI_UPLOADER_GET_CLASS(obj) \
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(G_TYPE_INSTANCE_GET_CLASS((obj), \
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GST_VAAPI_TYPE_UPLOADER, \
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GstVaapiUploaderClass))
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typedef struct _GstVaapiUploader GstVaapiUploader;
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typedef struct _GstVaapiUploaderPrivate GstVaapiUploaderPrivate;
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typedef struct _GstVaapiUploaderClass GstVaapiUploaderClass;
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struct _GstVaapiUploader {
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/*< private >*/
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GObject parent_instance;
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GstVaapiUploaderPrivate *priv;
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};
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struct _GstVaapiUploaderClass {
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/*< private >*/
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GObjectClass parent_class;
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};
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G_GNUC_INTERNAL
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GType
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gst_vaapi_uploader_get_type(void) G_GNUC_CONST;
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G_GNUC_INTERNAL
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GstVaapiUploader *
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gst_vaapi_uploader_new(GstVaapiDisplay *display);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_uploader_ensure_display(
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GstVaapiUploader *uploader,
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GstVaapiDisplay *display
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);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_uploader_ensure_caps(
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GstVaapiUploader *uploader,
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GstCaps *src_caps,
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GstCaps *out_caps
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);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_uploader_process(
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GstVaapiUploader *uploader,
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GstBuffer *src_buffer,
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GstBuffer *out_buffer
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);
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G_GNUC_INTERNAL
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GstBuffer *
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gst_vaapi_uploader_get_buffer(GstVaapiUploader *uploader);
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G_GNUC_INTERNAL
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gboolean
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gst_vaapi_uploader_has_direct_rendering(GstVaapiUploader *uploader);
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G_END_DECLS
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#endif /* GST_VAAPI_UPLOADER_H */
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