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6f6a82d0f5
Add DXVA/Direct3D11 API based MPEG-2 decoder element Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1969>
159 lines
7.1 KiB
C
159 lines
7.1 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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#ifndef __GST_D3D11_DECODER_H__
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#define __GST_D3D11_DECODER_H__
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#include <gst/gst.h>
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#include <gst/video/video.h>
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#include <gst/d3d11/gstd3d11.h>
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G_BEGIN_DECLS
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#define GST_TYPE_D3D11_DECODER (gst_d3d11_decoder_get_type())
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G_DECLARE_FINAL_TYPE (GstD3D11Decoder,
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gst_d3d11_decoder, GST, D3D11_DECODER, GstObject);
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typedef struct _GstD3D11DecoderPrivate GstD3D11DecoderPrivate;
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typedef enum
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{
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GST_D3D11_CODEC_NONE,
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GST_D3D11_CODEC_H264,
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GST_D3D11_CODEC_VP9,
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GST_D3D11_CODEC_H265,
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GST_D3D11_CODEC_VP8,
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GST_D3D11_CODEC_MPEG2,
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/* the last of supported codec */
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GST_D3D11_CODEC_LAST
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} GstD3D11Codec;
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typedef struct
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{
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GstCaps *sink_caps;
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GstCaps *src_caps;
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guint adapter;
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guint device_id;
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guint vendor_id;
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gchar *description;
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} GstD3D11DecoderClassData;
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struct _GstD3D11Decoder
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{
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GstObject parent;
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/* TRUE if decoder was successfully opened ever */
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gboolean opened;
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/*< private >*/
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GstD3D11DecoderPrivate *priv;
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gpointer padding[GST_PADDING_LARGE];
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};
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GstD3D11Decoder * gst_d3d11_decoder_new (GstD3D11Device * device);
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gboolean gst_d3d11_decoder_open (GstD3D11Decoder * decoder,
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GstD3D11Codec codec,
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GstVideoInfo * info,
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guint codec_width,
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guint codec_height,
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guint pool_size,
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const GUID ** decoder_profiles,
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guint profile_size);
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void gst_d3d11_decoder_reset (GstD3D11Decoder * decoder);
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gboolean gst_d3d11_decoder_begin_frame (GstD3D11Decoder * decoder,
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ID3D11VideoDecoderOutputView * output_view,
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guint content_key_size,
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gconstpointer content_key);
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gboolean gst_d3d11_decoder_end_frame (GstD3D11Decoder * decoder);
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gboolean gst_d3d11_decoder_get_decoder_buffer (GstD3D11Decoder * decoder,
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D3D11_VIDEO_DECODER_BUFFER_TYPE type,
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guint * buffer_size,
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gpointer * buffer);
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gboolean gst_d3d11_decoder_release_decoder_buffer (GstD3D11Decoder * decoder,
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D3D11_VIDEO_DECODER_BUFFER_TYPE type);
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gboolean gst_d3d11_decoder_submit_decoder_buffers (GstD3D11Decoder * decoder,
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guint buffer_count,
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const D3D11_VIDEO_DECODER_BUFFER_DESC * buffers);
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GstBuffer * gst_d3d11_decoder_get_output_view_buffer (GstD3D11Decoder * decoder);
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ID3D11VideoDecoderOutputView * gst_d3d11_decoder_get_output_view_from_buffer (GstD3D11Decoder * decoder,
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GstBuffer * buffer);
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guint8 gst_d3d11_decoder_get_output_view_index (ID3D11VideoDecoderOutputView * view_handle);
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gboolean gst_d3d11_decoder_process_output (GstD3D11Decoder * decoder,
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GstVideoInfo * info,
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gint display_width,
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gint display_height,
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GstBuffer * decoder_buffer,
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GstBuffer * output);
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gboolean gst_d3d11_decoder_negotiate (GstVideoDecoder * decoder,
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GstVideoCodecState * input_state,
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GstVideoFormat format,
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guint width,
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guint height,
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GstVideoInterlaceMode interlace_mode,
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GstVideoCodecState ** output_state,
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gboolean * downstream_supports_d3d11);
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gboolean gst_d3d11_decoder_decide_allocation (GstVideoDecoder * decoder,
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GstQuery * query,
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GstD3D11Device * device,
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GstD3D11Codec codec,
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gboolean use_d3d11_pool);
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gboolean gst_d3d11_decoder_supports_direct_rendering (GstD3D11Decoder * decoder);
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/* Utils for class registration */
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gboolean gst_d3d11_decoder_util_is_legacy_device (GstD3D11Device * device);
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gboolean gst_d3d11_decoder_get_supported_decoder_profile (GstD3D11Decoder * decoder,
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const GUID ** decoder_profiles,
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guint profile_size,
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GUID * selected_profile);
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gboolean gst_d3d11_decoder_supports_format (GstD3D11Decoder * decoder,
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const GUID * decoder_profile,
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DXGI_FORMAT format);
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gboolean gst_d3d11_decoder_supports_resolution (GstD3D11Decoder * decoder,
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const GUID * decoder_profile,
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DXGI_FORMAT format,
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guint width,
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guint height);
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GstD3D11DecoderClassData * gst_d3d11_decoder_class_data_new (GstD3D11Device * device,
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GstCaps * sink_caps,
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GstCaps * src_caps);
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void gst_d3d11_decoder_class_data_free (GstD3D11DecoderClassData * data);
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G_END_DECLS
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#endif /* __GST_D3D11_DECODER_H__ */
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