mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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800961cf28
Although d3d12download supports d3d12 to d3d11 texture copy, this feature might be useful if an application is not ready to d3d12 support and it expects output type of decodebin(3) is d3d11. Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/7208>
205 lines
10 KiB
C
205 lines
10 KiB
C
/* GStreamer
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* Copyright (C) 2023 Seungha Yang <seungha@centricular.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/gst.h>
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#include <gst/video/video.h>
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#include <gst/codecs/gstcodecpicture.h>
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#include <gst/dxva/gstdxva.h>
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#include "gstd3d12pluginutils.h"
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G_BEGIN_DECLS
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#define GST_TYPE_D3D12_DECODER (gst_d3d12_decoder_get_type())
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G_DECLARE_FINAL_TYPE (GstD3D12Decoder,
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gst_d3d12_decoder, GST, D3D12_DECODER, GstObject);
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struct GstD3D12DecoderSubClassData
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{
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GstDxvaCodec codec;
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gint64 adapter_luid;
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guint device_id;
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guint vendor_id;
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gboolean d3d11_interop;
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};
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struct GstD3D12DecoderClassData
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{
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GstD3D12DecoderSubClassData subclass_data;
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GstCaps *sink_caps;
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GstCaps *src_caps;
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gchar *description;
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};
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#define GST_D3D12_DECODER_DEFINE_TYPE(ModuleObjName,module_obj_name,MODULE,OBJ_NAME,ParentName) \
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static GstElementClass *parent_class = NULL; \
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typedef struct _##ModuleObjName { \
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ParentName parent; \
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GstD3D12Decoder *decoder; \
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} ModuleObjName;\
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typedef struct _##ModuleObjName##Class { \
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ParentName##Class parent_class; \
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GstD3D12DecoderSubClassData class_data; \
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} ModuleObjName##Class; \
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static inline ModuleObjName * MODULE##_##OBJ_NAME (gpointer ptr) { \
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return (ModuleObjName *) (ptr); \
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} \
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static inline ModuleObjName##Class * MODULE##_##OBJ_NAME##_GET_CLASS (gpointer ptr) { \
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return G_TYPE_INSTANCE_GET_CLASS ((ptr),G_TYPE_FROM_INSTANCE(ptr),ModuleObjName##Class); \
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} \
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static void module_obj_name##_finalize (GObject * object); \
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static void module_obj_name##_get_property (GObject * object, \
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guint prop_id, GValue * value, GParamSpec * pspec); \
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static void module_obj_name##_set_context (GstElement * element, \
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GstContext * context); \
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static gboolean module_obj_name##_open (GstVideoDecoder * decoder); \
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static gboolean module_obj_name##_stop (GstVideoDecoder * decoder); \
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static gboolean module_obj_name##_close (GstVideoDecoder * decoder); \
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static gboolean module_obj_name##_negotiate (GstVideoDecoder * decoder); \
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static gboolean module_obj_name##_decide_allocation (GstVideoDecoder * decoder, \
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GstQuery * query); \
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static gboolean module_obj_name##_sink_query (GstVideoDecoder * decoder, \
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GstQuery * query); \
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static gboolean module_obj_name##_src_query (GstVideoDecoder * decoder, \
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GstQuery * query); \
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static gboolean module_obj_name##_sink_event (GstVideoDecoder * decoder, \
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GstEvent * event); \
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static GstFlowReturn module_obj_name##_drain (GstVideoDecoder * decoder); \
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static GstFlowReturn module_obj_name##_finish (GstVideoDecoder * decoder); \
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static gboolean module_obj_name##_flush (GstVideoDecoder * decoder); \
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static GstFlowReturn module_obj_name##_configure (ParentName * decoder, \
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GstVideoCodecState * input_state, const GstVideoInfo * info, \
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gint crop_x, gint crop_y, \
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gint coded_width, gint coded_height, gint max_dpb_size); \
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static GstFlowReturn module_obj_name##_new_picture (ParentName * decoder, \
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GstCodecPicture * picture); \
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static guint8 module_obj_name##_get_picture_id (ParentName * decoder, \
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GstCodecPicture * picture); \
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static GstFlowReturn module_obj_name##_start_picture (ParentName * decoder, \
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GstCodecPicture * picture, guint8 * picture_id); \
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static GstFlowReturn module_obj_name##_end_picture (ParentName * decoder, \
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GstCodecPicture * picture, GPtrArray * ref_pics, \
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const GstDxvaDecodingArgs * args); \
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static GstFlowReturn module_obj_name##_output_picture (ParentName * decoder, \
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GstVideoCodecFrame * frame, GstCodecPicture * picture, \
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GstVideoBufferFlags buffer_flags, \
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gint display_width, gint display_height);
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#define GST_D3D12_DECODER_DEFINE_TYPE_FULL(ModuleObjName,module_obj_name,MODULE,OBJ_NAME,ParentName) \
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GST_D3D12_DECODER_DEFINE_TYPE(ModuleObjName,module_obj_name,MODULE,OBJ_NAME,ParentName); \
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static GstFlowReturn module_obj_name##_duplicate_picture (ParentName * decoder, \
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GstCodecPicture * src, GstCodecPicture * dst);
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GstD3D12Decoder * gst_d3d12_decoder_new (const GstD3D12DecoderSubClassData * cdata);
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gboolean gst_d3d12_decoder_open (GstD3D12Decoder * decoder,
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GstElement * element);
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gboolean gst_d3d12_decoder_close (GstD3D12Decoder * decoder);
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GstFlowReturn gst_d3d12_decoder_configure (GstD3D12Decoder * decoder,
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GstVideoDecoder * videodec,
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GstVideoCodecState * input_state,
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const GstVideoInfo * info,
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gint crop_x,
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gint crop_y,
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gint coded_width,
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gint coded_height,
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guint dpb_size);
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GstFlowReturn gst_d3d12_decoder_drain (GstD3D12Decoder * decoder,
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GstVideoDecoder * videodec);
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gboolean gst_d3d12_decoder_flush (GstD3D12Decoder * decoder,
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GstVideoDecoder * videodec);
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gboolean gst_d3d12_decoder_stop (GstD3D12Decoder * decoder);
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GstFlowReturn gst_d3d12_decoder_new_picture (GstD3D12Decoder * decoder,
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GstVideoDecoder * videodec,
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GstCodecPicture * picture);
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GstFlowReturn gst_d3d12_decoder_new_picture_with_size (GstD3D12Decoder * decoder,
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GstVideoDecoder * videodec,
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GstCodecPicture * picture,
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guint width,
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guint height);
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GstFlowReturn gst_d3d12_decoder_duplicate_picture (GstD3D12Decoder * decoder,
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GstCodecPicture * src,
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GstCodecPicture * dst);
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guint8 gst_d3d12_decoder_get_picture_id (GstD3D12Decoder * decoder,
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GstCodecPicture * picture);
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GstFlowReturn gst_d3d12_decoder_start_picture (GstD3D12Decoder * decoder,
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GstCodecPicture * picture,
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guint8 * picture_id);
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GstFlowReturn gst_d3d12_decoder_end_picture (GstD3D12Decoder * decoder,
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GstCodecPicture * picture,
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GPtrArray * ref_pics,
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const GstDxvaDecodingArgs * args);
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GstFlowReturn gst_d3d12_decoder_output_picture (GstD3D12Decoder * decoder,
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GstVideoDecoder * videodec,
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GstVideoCodecFrame * frame,
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GstCodecPicture * picture,
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GstVideoBufferFlags buffer_flags,
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gint display_width,
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gint display_height);
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gboolean gst_d3d12_decoder_negotiate (GstD3D12Decoder * decoder,
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GstVideoDecoder * videodec);
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gboolean gst_d3d12_decoder_decide_allocation (GstD3D12Decoder * decoder,
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GstVideoDecoder * videodec,
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GstQuery * query);
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void gst_d3d12_decoder_sink_event (GstD3D12Decoder * decoder,
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GstEvent * event);
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void gst_d3d12_decoder_set_context (GstD3D12Decoder * decoder,
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GstElement * element,
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GstContext * context);
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gboolean gst_d3d12_decoder_handle_query (GstD3D12Decoder * decoder,
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GstElement * element,
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GstQuery * query);
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/* Utils for element registration */
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GstD3D12DecoderClassData * gst_d3d12_decoder_check_feature_support (GstD3D12Device * device,
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ID3D12VideoDevice * video_device,
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GstDxvaCodec codec);
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void gst_d3d12_decoder_class_data_fill_subclass_data (GstD3D12DecoderClassData * data,
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GstD3D12DecoderSubClassData * subclass_data);
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void gst_d3d12_decoder_proxy_class_init (GstElementClass * klass,
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GstD3D12DecoderClassData * data,
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const gchar * author);
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void gst_d3d12_decoder_proxy_get_property (GObject * object,
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guint prop_id,
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GValue * value,
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GParamSpec * pspec,
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GstD3D12DecoderSubClassData * subclass_data);
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G_END_DECLS
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