mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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7a3be74b63
Similar to the d3d11convert element, colorspace conversion, resizing and flip/rotation operations can be done in a single kernel function call Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/4640>
108 lines
3.7 KiB
C
108 lines
3.7 KiB
C
/* GStreamer
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* Copyright (C) 2019 Seungha Yang <seungha.yang@navercorp.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library 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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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#pragma once
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#include <gst/video/video.h>
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#include <gst/cuda/gstcuda.h>
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G_BEGIN_DECLS
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#define GST_TYPE_CUDA_CONVERTER (gst_cuda_converter_get_type())
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#define GST_CUDA_CONVERTER(obj) (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CUDA_CONVERTER,GstCudaConverter))
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#define GST_CUDA_CONVERTER_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CUDA_CONVERTER,GstCudaConverterClass))
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#define GST_CUDA_CONVERTER_GET_CLASS(obj) (GST_CUDA_CONVERTER_CLASS(G_OBJECT_GET_CLASS(obj)))
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#define GST_IS_CUDA_CONVERTER(obj) (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CUDA_CONVERTER))
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#define GST_IS_CUDA_CONVERTER_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CUDA_CONVERTER))
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#define GST_CUDA_CONVERTER_CAST(obj) ((GstCudaConverter*)(obj))
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typedef struct _GstCudaConverter GstCudaConverter;
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typedef struct _GstCudaConverterClass GstCudaConverterClass;
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typedef struct _GstCudaConverterPrivate GstCudaConverterPrivate;
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/**
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* GST_CUDA_CONVERTER_OPT_DEST_X:
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*
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* #G_TYPE_INT, x position in the destination frame, default 0
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*/
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#define GST_CUDA_CONVERTER_OPT_DEST_X "GstCudaConverter.dest-x"
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/**
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* GST_CUDA_CONVERTER_OPT_DEST_Y:
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*
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* #G_TYPE_INT, y position in the destination frame, default 0
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*/
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#define GST_CUDA_CONVERTER_OPT_DEST_Y "GstCudaConverter.dest-y"
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/**
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* GST_CUDA_CONVERTER_OPT_DEST_WIDTH:
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*
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* #G_TYPE_INT, width in the destination frame, default destination width
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*/
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#define GST_CUDA_CONVERTER_OPT_DEST_WIDTH "GstCudaConverter.dest-width"
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/**
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* GST_CUDA_CONVERTER_OPT_DEST_HEIGHT:
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*
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* #G_TYPE_INT, height in the destination frame, default destination height
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*/
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#define GST_CUDA_CONVERTER_OPT_DEST_HEIGHT "GstCudaConverter.dest-height"
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/**
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* GST_CUDA_CONVERTER_OPT_ORIENTATION_METHOD:
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*
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* #GstVideoOrientationMethod, default #GST_VIDEO_ORIENTATION_IDENTITY
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*/
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#define GST_CUDA_CONVERTER_OPT_ORIENTATION_METHOD "GstCudaConverter.orientation-method"
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struct _GstCudaConverter
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{
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GstObject parent;
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GstCudaContext *context;
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/*< private >*/
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GstCudaConverterPrivate *priv;
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gpointer _gst_reserved[GST_PADDING];
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};
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struct _GstCudaConverterClass
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{
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GstObjectClass parent_class;
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/*< private >*/
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gpointer _gst_reserved[GST_PADDING];
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};
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GType gst_cuda_converter_get_type (void);
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GstCudaConverter * gst_cuda_converter_new (const GstVideoInfo * in_info,
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const GstVideoInfo * out_info,
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GstCudaContext * context,
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GstStructure * config);
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gboolean gst_cuda_converter_convert_frame (GstCudaConverter * converter,
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GstVideoFrame * src_frame,
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GstVideoFrame * dst_frame,
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CUstream cuda_stream,
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gboolean * synchronized);
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G_END_DECLS
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