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d3d12decoder: Reduce the number of resource barriers

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Single barrier per texture is sufficient in case of array-of-textures.
Avoid unnecessary decay barriers

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/5870>
This commit is contained in:
Seungha Yang 2023-12-24 16:36:37 +09:00 committed by GStreamer Marge Bot
parent e6bdb0458c
commit 4e5d4a45a3
1 changed files with 77 additions and 36 deletions
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87
subprojects/gst-plugins-bad/sys/d3d12/gstd3d12decoder.cpp
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@ -366,6 +366,10 @@ struct GstD3D12DecoderPrivate
std::atomic<GstFlowReturn> last_flow;
HANDLE copy_event_handle;
std::vector<D3D12_RESOURCE_BARRIER> pre_barriers;
std::vector<D3D12_RESOURCE_BARRIER> post_barriers;
std::vector < GstD3D12DecoderPicture * >configured_ref_pics;
};
/* *INDENT-ON* */
@ -761,6 +765,9 @@ gst_d3d12_decoder_configure (GstD3D12Decoder * decoder,
max_buffers = 0;
}
GST_DEBUG_OBJECT (decoder, "reference only: %d, array-of-textures: %d",
session->reference_only, session->array_of_textures);
GstVideoAlignment align;
gst_video_alignment_reset (&align);
align.padding_right = session->aligned_width - info->width;
@ -1089,9 +1096,13 @@ gst_d3d12_decoder_end_picture (GstD3D12Decoder * decoder,
ID3D12Resource *out_resource = nullptr;
GstD3D12Memory *dmem;
UINT subresource[2];
std::vector < D3D12_RESOURCE_BARRIER > pre_barriers;
std::vector < D3D12_RESOURCE_BARRIER > post_barriers;
std::vector < GstD3D12DecoderPicture * >configured_ref_pics;
auto & pre_barriers = priv->pre_barriers;
auto & post_barriers = priv->post_barriers;
auto & configured_ref_pics = priv->configured_ref_pics;
pre_barriers.clear ();
post_barriers.clear ();
configured_ref_pics.clear ();
auto decoder_pic = get_decoder_picture (picture);
if (!decoder_pic) {
@ -1178,22 +1189,36 @@ gst_d3d12_decoder_end_picture (GstD3D12Decoder * decoder,
dmem = (GstD3D12Memory *) gst_buffer_peek_memory (ref_dec_pic->buffer, 0);
resource = gst_d3d12_memory_get_resource_handle (dmem);
if (priv->session->array_of_textures) {
pre_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_COMMON,
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ));
if (priv->session->reference_only) {
post_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ,
D3D12_RESOURCE_STATE_COMMON));
}
} else {
gst_d3d12_memory_get_subresource_index (dmem, 0, &subresource[0]);
gst_d3d12_memory_get_subresource_index (dmem, 1, &subresource[1]);
pre_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_COMMON, D3D12_RESOURCE_STATE_VIDEO_DECODE_READ,
subresource[0]));
D3D12_RESOURCE_STATE_COMMON,
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ, subresource[0]));
pre_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_COMMON, D3D12_RESOURCE_STATE_VIDEO_DECODE_READ,
subresource[1]));
D3D12_RESOURCE_STATE_COMMON,
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ, subresource[1]));
if (priv->session->reference_only) {
post_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ, D3D12_RESOURCE_STATE_COMMON,
subresource[0]));
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ,
D3D12_RESOURCE_STATE_COMMON, subresource[0]));
post_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ, D3D12_RESOURCE_STATE_COMMON,
subresource[1]));
D3D12_RESOURCE_STATE_VIDEO_DECODE_READ,
D3D12_RESOURCE_STATE_COMMON, subresource[1]));
}
}
}
if (decoder_pic->output_buffer) {
@ -1204,31 +1229,45 @@ gst_d3d12_decoder_end_picture (GstD3D12Decoder * decoder,
pre_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (out_resource,
D3D12_RESOURCE_STATE_COMMON,
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE));
post_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (out_resource,
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE,
D3D12_RESOURCE_STATE_COMMON));
/* output resource is allocated with simultaneous-access flag.
* resource barrier to common state is not needed */
}
dmem = (GstD3D12Memory *) gst_buffer_peek_memory (decoder_pic->buffer, 0);
resource = gst_d3d12_memory_get_resource_handle (dmem);
gst_d3d12_memory_get_subresource_index (GST_D3D12_MEMORY_CAST (dmem), 0,
&subresource[0]);
if (priv->session->array_of_textures) {
pre_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_COMMON,
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE));
if (priv->session->reference_only) {
post_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE,
D3D12_RESOURCE_STATE_COMMON));
}
} else {
gst_d3d12_memory_get_subresource_index (GST_D3D12_MEMORY_CAST (dmem), 1,
&subresource[1]);
pre_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_COMMON, D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE,
subresource[0]));
D3D12_RESOURCE_STATE_COMMON,
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE, subresource[0]));
pre_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_COMMON, D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE,
subresource[1]));
D3D12_RESOURCE_STATE_COMMON,
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE, subresource[1]));
if (priv->session->reference_only) {
post_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE, D3D12_RESOURCE_STATE_COMMON,
subresource[0]));
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE,
D3D12_RESOURCE_STATE_COMMON, subresource[0]));
post_barriers.push_back (CD3DX12_RESOURCE_BARRIER::Transition (resource,
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE, D3D12_RESOURCE_STATE_COMMON,
subresource[1]));
D3D12_RESOURCE_STATE_VIDEO_DECODE_WRITE,
D3D12_RESOURCE_STATE_COMMON, subresource[1]));
}
}
priv->cmd->cl->ResourceBarrier (pre_barriers.size (), &pre_barriers[0]);
@ -1237,7 +1276,7 @@ gst_d3d12_decoder_end_picture (GstD3D12Decoder * decoder,
out_args.OutputSubresource = 0;
out_args.ConversionArguments.Enable = TRUE;
out_args.ConversionArguments.pReferenceTexture2D = resource;
out_args.ConversionArguments.ReferenceSubresource = subresource[0];
out_args.ConversionArguments.ReferenceSubresource = 0;
} else {
out_args.pOutputTexture2D = resource;
out_args.OutputSubresource = subresource[0];
@ -1283,6 +1322,8 @@ gst_d3d12_decoder_end_picture (GstD3D12Decoder * decoder,
priv->cmd->cl->DecodeFrame (priv->session->decoder.Get (),
&out_args, &in_args);
if (!post_barriers.empty ())
priv->cmd->cl->ResourceBarrier (post_barriers.size (), &post_barriers[0]);
hr = priv->cmd->cl->Close ();