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d3d11decoder: Use D3D11/DXGI standard colorimetry

Browse source 
D3D11/DXGI supports smaller set of colorimetry than all possible
combination. This restriction would make more streams convertible
by using ID3D11VideoProcessor

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1743>
This commit is contained in:
Seungha Yang 2020-11-01 03:58:30 +09:00
parent a3a7e21f87
commit a52fc6deed
1 changed files with 39 additions and 1 deletions
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40
sys/d3d11/gstd3d11decoder.c
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@ -56,6 +56,7 @@
#include "gstd3d11bufferpool.h"
#include "gstd3d11device.h"
#include "gstd3d11colorconverter.h"
#include "gstd3d11format.h"
#include <string.h>
GST_DEBUG_CATEGORY (d3d11_decoder_debug);
@ -1408,6 +1409,7 @@ gst_d3d11_decoder_negotiate (GstVideoDecoder * decoder,
{
GstCaps *peer_caps;
GstVideoCodecState *state;
GstVideoInfo out_info;
g_return_val_if_fail (GST_IS_VIDEO_DECODER (decoder), FALSE);
g_return_val_if_fail (input_state != NULL, FALSE);
@ -1419,7 +1421,43 @@ gst_d3d11_decoder_negotiate (GstVideoDecoder * decoder,
state = gst_video_decoder_set_output_state (decoder,
format, width, height, input_state);
state->caps = gst_video_info_to_caps (&state->info);
out_info = state->info;
#if (DXGI_HEADER_VERSION >= 4)
{
/* Supported DXGI colorspace by driver might be limited and
* decision criteria of default colorimetry doesn't look well fit
* with D3D11/DXGI colorspace preference. Apply our rule here */
const GstDxgiColorSpace *colorspace;
#ifndef GST_DISABLE_GST_DEBUG
gchar *colorimetry;
#endif
out_info.colorimetry = input_state->info.colorimetry;
colorspace = gst_d3d11_video_info_to_dxgi_color_space (&out_info);
#ifndef GST_DISABLE_GST_DEBUG
colorimetry = gst_video_colorimetry_to_string (&out_info.colorimetry);
if (colorspace) {
GST_DEBUG_OBJECT (decoder,
"Use DXGI colorspace %d (input colorimetry %s)",
colorspace->dxgi_color_space_type, GST_STR_NULL (colorimetry));
} else {
GST_WARNING_OBJECT (decoder,
"Cannot determin DXGI color space from input colorimetry %s",
GST_STR_NULL (colorimetry));
}
g_free (colorimetry);
#endif
if (colorspace) {
out_info.colorimetry.matrix = colorspace->matrix;
out_info.colorimetry.primaries = colorspace->primaries;
out_info.colorimetry.range = colorspace->range;
out_info.colorimetry.transfer = colorspace->transfer;
}
}
#endif
state->caps = gst_video_info_to_caps (&out_info);
if (*output_state)
gst_video_codec_state_unref (*output_state);