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output: Check the EDID for HDR Static Metadata support

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The existence of the KMS property just means that we can send an
InfoFrame but we also have to make sure the sink actually supports the
metadata type 1 and the selected transfer function.

Part-of: <https://gitlab.gnome.org/GNOME/mutter/-/merge_requests/2879>
This commit is contained in:
Sebastian Wick 2023-03-02 19:49:36 +01:00 committed by Marge Bot
parent 7ecdfaa78d
commit af714edafb
4 changed files with 38 additions and 5 deletions
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2
src/backends/meta-monitor.c
View File

@ -2285,7 +2285,7 @@ meta_monitor_set_hdr_metadata (MetaMonitor *monitor,
{
MetaOutput *output = l->data;
if (!meta_output_is_hdr_metadata_supported (output))
if (!meta_output_is_hdr_metadata_supported (output, metadata->eotf))
{
g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_NOT_SUPPORTED,
"HDR metadata is not supported by this monitor");

32
src/backends/meta-output.c
View File

@ -561,9 +561,39 @@ meta_output_peek_color_space (MetaOutput *output)
}
gboolean
meta_output_is_hdr_metadata_supported (MetaOutput *output)
meta_output_is_hdr_metadata_supported (MetaOutput *output,
MetaOutputHdrMetadataEOTF eotf)
{
MetaOutputClass *output_class = META_OUTPUT_GET_CLASS (output);
const MetaOutputInfo *output_info = meta_output_get_info (output);
MetaEdidTransferFunction tf = 0;
g_assert (output_info != NULL);
if (!output_info->edid_info)
return FALSE;
if ((output_info->edid_info->hdr_static_metadata.sm &
META_EDID_STATIC_METADATA_TYPE1) == 0)
return FALSE;
switch (eotf)
{
case META_OUTPUT_HDR_METADATA_EOTF_TRADITIONAL_GAMMA_SDR:
tf = META_EDID_TF_TRADITIONAL_GAMMA_SDR;
break;
case META_OUTPUT_HDR_METADATA_EOTF_TRADITIONAL_GAMMA_HDR:
tf = META_EDID_TF_TRADITIONAL_GAMMA_HDR;
break;
case META_OUTPUT_HDR_METADATA_EOTF_PQ:
tf = META_EDID_TF_PQ;
break;
case META_OUTPUT_HDR_METADATA_EOTF_HLG:
tf = META_EDID_TF_HLG;
break;
}
if ((output_info->edid_info->hdr_static_metadata.tf & tf) == 0)
return FALSE;
if (!output_class->is_hdr_metadata_supported)
return FALSE;

3
src/backends/meta-output.h
View File

@ -254,7 +254,8 @@ void meta_output_set_color_space (MetaOutput *output,
MetaOutputColorspace meta_output_peek_color_space (MetaOutput *output);
gboolean meta_output_is_hdr_metadata_supported (MetaOutput *output);
gboolean meta_output_is_hdr_metadata_supported (MetaOutput *output,
MetaOutputHdrMetadataEOTF eotf);
void meta_output_set_hdr_metadata (MetaOutput *output,
MetaOutputHdrMetadata *metadata);

6
src/backends/native/meta-onscreen-native.c
View File

@ -2241,7 +2241,8 @@ meta_onscreen_native_invalidate (MetaOnscreenNative *onscreen_native)
if (meta_output_is_color_space_supported (onscreen_native->output,
META_OUTPUT_COLORSPACE_DEFAULT))
onscreen_native->is_color_space_invalid = TRUE;
if (meta_output_is_hdr_metadata_supported (onscreen_native->output))
if (meta_output_is_hdr_metadata_supported (onscreen_native->output,
META_OUTPUT_HDR_METADATA_EOTF_TRADITIONAL_GAMMA_SDR))
onscreen_native->is_hdr_metadata_invalid = TRUE;
}
@ -2342,7 +2343,8 @@ meta_onscreen_native_new (MetaRendererNative *renderer_native,
onscreen_native);
}
if (meta_output_is_hdr_metadata_supported (output))
if (meta_output_is_hdr_metadata_supported (output,
META_OUTPUT_HDR_METADATA_EOTF_TRADITIONAL_GAMMA_SDR))
{
onscreen_native->is_hdr_metadata_invalid = TRUE;
onscreen_native->hdr_metadata_changed_handler_id =