video-hdr: add HDR10+ structure
Provides structure and GstVideoMeta Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/merge_requests/650>
This commit is contained in:
Stéphane Cerveau
GStreamer Merge Bot
parent
dcea0b3999
commit
7d6f72e956
@ -390,3 +390,109 @@ gst_video_content_light_level_add_to_caps (const GstVideoContentLightLevel *
|
|||||||
|
|
||||||
return TRUE;
|
return TRUE;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
/* Dynamic HDR Meta implementation */
|
||||||
|
|
||||||
|
GType
|
||||||
|
gst_video_hdr_meta_api_get_type (void)
|
||||||
|
{
|
||||||
|
static volatile GType type = 0;
|
||||||
|
|
||||||
|
if (g_once_init_enter (&type)) {
|
||||||
|
static const gchar *tags[] = {
|
||||||
|
GST_META_TAG_VIDEO_STR,
|
||||||
|
NULL
|
||||||
|
};
|
||||||
|
GType _type = gst_meta_api_type_register ("GstVideoHDRMetaAPI", tags);
|
||||||
|
g_once_init_leave (&type, _type);
|
||||||
|
}
|
||||||
|
return type;
|
||||||
|
}
|
||||||
|
|
||||||
|
static gboolean
|
||||||
|
gst_video_hdr_meta_transform (GstBuffer * dest, GstMeta * meta,
|
||||||
|
GstBuffer * buffer, GQuark type, gpointer data)
|
||||||
|
{
|
||||||
|
GstVideoHDRMeta *dmeta, *smeta;
|
||||||
|
|
||||||
|
/* We always copy over the caption meta */
|
||||||
|
smeta = (GstVideoHDRMeta *) meta;
|
||||||
|
|
||||||
|
GST_DEBUG ("copy HDR metadata");
|
||||||
|
dmeta =
|
||||||
|
gst_buffer_add_video_hdr_meta (dest, smeta->format, smeta->data,
|
||||||
|
smeta->size);
|
||||||
|
if (!dmeta)
|
||||||
|
return FALSE;
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static gboolean
|
||||||
|
gst_video_hdr_meta_init (GstMeta * meta, gpointer params, GstBuffer * buffer)
|
||||||
|
{
|
||||||
|
GstVideoHDRMeta *emeta = (GstVideoHDRMeta *) meta;
|
||||||
|
|
||||||
|
emeta->data = NULL;
|
||||||
|
|
||||||
|
return TRUE;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void
|
||||||
|
gst_video_hdr_meta_free (GstMeta * meta, GstBuffer * buffer)
|
||||||
|
{
|
||||||
|
GstVideoHDRMeta *emeta = (GstVideoHDRMeta *) meta;
|
||||||
|
|
||||||
|
g_free (emeta->data);
|
||||||
|
}
|
||||||
|
|
||||||
|
const GstMetaInfo *
|
||||||
|
gst_video_hdr_meta_get_info (void)
|
||||||
|
{
|
||||||
|
static const GstMetaInfo *meta_info = NULL;
|
||||||
|
|
||||||
|
if (g_once_init_enter ((GstMetaInfo **) & meta_info)) {
|
||||||
|
const GstMetaInfo *mi = gst_meta_register (GST_VIDEO_HDR_META_API_TYPE,
|
||||||
|
"GstVideoHDRMeta",
|
||||||
|
sizeof (GstVideoHDRMeta),
|
||||||
|
gst_video_hdr_meta_init,
|
||||||
|
gst_video_hdr_meta_free,
|
||||||
|
gst_video_hdr_meta_transform);
|
||||||
|
g_once_init_leave ((GstMetaInfo **) & meta_info, (GstMetaInfo *) mi);
|
||||||
|
}
|
||||||
|
return meta_info;
|
||||||
|
}
|
||||||
|
|
||||||
|
/**
|
||||||
|
* gst_buffer_add_video_hdr_meta:
|
||||||
|
* @buffer: a #GstBuffer
|
||||||
|
* @format: The type of dynamic HDR contained in the meta.
|
||||||
|
* @data: contains the dynamic HDR data
|
||||||
|
* @size: The size in bytes of @data
|
||||||
|
*
|
||||||
|
* Attaches #GstVideoHDRMeta metadata to @buffer with the given
|
||||||
|
* parameters.
|
||||||
|
*
|
||||||
|
* Returns: (transfer none): the #GstVideoHDRMeta on @buffer.
|
||||||
|
*
|
||||||
|
* Since: 1.20
|
||||||
|
*/
|
||||||
|
GstVideoHDRMeta *
|
||||||
|
gst_buffer_add_video_hdr_meta (GstBuffer * buffer,
|
||||||
|
GstVideoHDRFormat format, const guint8 * data, gsize size)
|
||||||
|
{
|
||||||
|
GstVideoHDRMeta *meta;
|
||||||
|
|
||||||
|
g_return_val_if_fail (GST_IS_BUFFER (buffer), NULL);
|
||||||
|
g_return_val_if_fail (data != NULL, NULL);
|
||||||
|
|
||||||
|
meta = (GstVideoHDRMeta *) gst_buffer_add_meta (buffer,
|
||||||
|
GST_VIDEO_HDR_META_INFO, NULL);
|
||||||
|
g_assert (meta != NULL);
|
||||||
|
|
||||||
|
meta->format = format;
|
||||||
|
meta->data = g_memdup (data, size);
|
||||||
|
meta->size = size;
|
||||||
|
|
||||||
|
return meta;
|
||||||
|
}
|
||||||
|
|||||||
@ -22,12 +22,82 @@
|
|||||||
|
|
||||||
#include <gst/gst.h>
|
#include <gst/gst.h>
|
||||||
#include <gst/video/video-prelude.h>
|
#include <gst/video/video-prelude.h>
|
||||||
|
#include <gst/video/video-info.h>
|
||||||
|
|
||||||
G_BEGIN_DECLS
|
G_BEGIN_DECLS
|
||||||
|
|
||||||
|
/**
|
||||||
|
* GstVideoHDRFormat:
|
||||||
|
* @GST_VIDEO_HDR_FORMAT_NONE: No HDR format detected.
|
||||||
|
* @GST_VIDEO_HDR_FORMAT_HDR10: HDR10 format
|
||||||
|
* @GST_VIDEO_HDR_FORMAT_HDR10_PLUS: HDR10+ format
|
||||||
|
* * @GST_VIDEO_HDR_FORMAT_DOLBY_VISION: Dolby Vision format
|
||||||
|
*
|
||||||
|
* Enum value describing the most common video for High Dynamic Range (HDR) formats.
|
||||||
|
*
|
||||||
|
* Since: 1.20
|
||||||
|
*/
|
||||||
|
typedef enum {
|
||||||
|
GST_VIDEO_HDR_FORMAT_NONE,
|
||||||
|
GST_VIDEO_HDR_FORMAT_HDR10,
|
||||||
|
GST_VIDEO_HDR_FORMAT_HDR10_PLUS,
|
||||||
|
GST_VIDEO_HDR_FORMAT_DOLBY_VISION,
|
||||||
|
} GstVideoHDRFormat;
|
||||||
|
|
||||||
|
/* defined in CTA-861-G */
|
||||||
|
#define GST_VIDEO_HDR10_PLUS_NUM_WINDOWS 1 /* number of windows, shall be 1. */
|
||||||
|
#define GST_VIDEO_HDR10_PLUS_MAX_TSD_APL 25 /* targeted_system_display_actual_peak_luminance max value */
|
||||||
|
#define GST_VIDEO_HDR10_PLUS_MAX_MD_APL 25 /* mastering_display_actual_peak_luminance max value */
|
||||||
|
|
||||||
typedef struct _GstVideoMasteringDisplayInfoCoordinates GstVideoMasteringDisplayInfoCoordinates;
|
typedef struct _GstVideoMasteringDisplayInfoCoordinates GstVideoMasteringDisplayInfoCoordinates;
|
||||||
typedef struct _GstVideoMasteringDisplayInfo GstVideoMasteringDisplayInfo;
|
typedef struct _GstVideoMasteringDisplayInfo GstVideoMasteringDisplayInfo;
|
||||||
typedef struct _GstVideoContentLightLevel GstVideoContentLightLevel;
|
typedef struct _GstVideoContentLightLevel GstVideoContentLightLevel;
|
||||||
|
typedef struct _GstVideoHDR10Plus GstVideoHDR10Plus;
|
||||||
|
typedef struct _GstVideoColorVolumeTransformation GstVideoColorVolumeTransformation;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* GstVideoHDRMeta:
|
||||||
|
* @meta: parent #GstMeta
|
||||||
|
* @format: The type of dynamic HDR contained in the meta.
|
||||||
|
* @data: contains the dynamic HDR data
|
||||||
|
* @size: The size in bytes of @data
|
||||||
|
*
|
||||||
|
* Dynamic HDR data should be included in video user data
|
||||||
|
*
|
||||||
|
* Since: 1.20
|
||||||
|
*/
|
||||||
|
typedef struct {
|
||||||
|
GstMeta meta;
|
||||||
|
GstVideoHDRFormat format;
|
||||||
|
guint8 *data;
|
||||||
|
gsize size;
|
||||||
|
} GstVideoHDRMeta;
|
||||||
|
|
||||||
|
GST_VIDEO_API
|
||||||
|
GType gst_video_hdr_meta_api_get_type (void);
|
||||||
|
#define GST_VIDEO_HDR_META_API_TYPE (gst_video_hdr_meta_api_get_type())
|
||||||
|
|
||||||
|
GST_VIDEO_API
|
||||||
|
const GstMetaInfo *gst_video_hdr_meta_get_info (void);
|
||||||
|
#define GST_VIDEO_HDR_META_INFO (gst_video_hdr_meta_get_info())
|
||||||
|
|
||||||
|
/**
|
||||||
|
* gst_buffer_get_video_hdr_meta:
|
||||||
|
* @b: A #GstBuffer
|
||||||
|
*
|
||||||
|
* Gets the #GstVideoHDRMeta that might be present on @b.
|
||||||
|
*
|
||||||
|
* Since: 1.20
|
||||||
|
*
|
||||||
|
* Returns: The first #GstVideoHDRMeta present on @b, or %NULL if
|
||||||
|
* no #GstVideoHDRMeta are present
|
||||||
|
*/
|
||||||
|
#define gst_buffer_get_video_hdr_meta(b) \
|
||||||
|
((GstVideoHDRMeta*)gst_buffer_get_meta((b), GST_VIDEO_HDR_META_API_TYPE))
|
||||||
|
|
||||||
|
GST_VIDEO_API
|
||||||
|
GstVideoHDRMeta *gst_buffer_add_video_hdr_meta (GstBuffer * buffer, GstVideoHDRFormat format,
|
||||||
|
const guint8 * data, gsize size);
|
||||||
|
|
||||||
/**
|
/**
|
||||||
* GstVideoMasteringDisplayInfoCoordinates:
|
* GstVideoMasteringDisplayInfoCoordinates:
|
||||||
@ -133,6 +203,137 @@ GST_VIDEO_API
|
|||||||
gboolean gst_video_content_light_level_add_to_caps (const GstVideoContentLightLevel * linfo,
|
gboolean gst_video_content_light_level_add_to_caps (const GstVideoContentLightLevel * linfo,
|
||||||
GstCaps * caps);
|
GstCaps * caps);
|
||||||
|
|
||||||
|
/**
|
||||||
|
* GstVideoColorVolumeTransformation:
|
||||||
|
* @window_upper_left_corner_x: the x coordinate of the top left pixel of the w-th processing
|
||||||
|
* @window_upper_left_corner_y: the y coordinate of the top left pixel of the w-th processing
|
||||||
|
* @window_lower_right_corner_x: the x coordinate of the lower right pixel of the w-th processing
|
||||||
|
* @window_lower_right_corner_y: the y coordinate of the lower right pixel of the w-th processing
|
||||||
|
* @center_of_ellipse_x: the x coordinate of the center position of the concentric internal
|
||||||
|
* and external ellipses of the elliptical pixel selector in the w-th processing window
|
||||||
|
* @center_of_ellipse_y: the y coordinate of the center position of the concentric internal
|
||||||
|
* and external ellipses of the elliptical pixel selector in the w-th processing window
|
||||||
|
* @rotation_angle: the clockwise rotation angle in degree of arc with respect to the
|
||||||
|
* positive direction of the x-axis of the concentric internal and external ellipses of the elliptical
|
||||||
|
* pixel selector in the w-th processing window
|
||||||
|
* @semimajor_axis_internal_ellipse: the semi-major axis value of the internal ellipse of the
|
||||||
|
* elliptical pixel selector in amount of pixels in the w-th processing window
|
||||||
|
* @semimajor_axis_external_ellipse: the semi-major axis value of the external ellipse of
|
||||||
|
* the elliptical pixel selector in amount of pixels in the w-th processing window
|
||||||
|
* @semiminor_axis_external_ellipse: the semi-minor axis value of the external ellipse of
|
||||||
|
* the elliptical pixel selector in amount of pixels in the w-th processing window
|
||||||
|
* @overlap_process_option: one of the two methods of combining
|
||||||
|
* rendered pixels in the w-th processing window in an image with at least one elliptical pixel
|
||||||
|
* selector
|
||||||
|
* @maxscl: the maximum of the i-th color component of linearized RGB values in the
|
||||||
|
* w-th processing window in the scene
|
||||||
|
* @average_maxrgb: the average of linearized maxRGB values in the w-th processing
|
||||||
|
* window in the scene
|
||||||
|
* @num_distribution_maxrgb_percentiles: the number of linearized maxRGB values at
|
||||||
|
* given percentiles in the w-th processing window in the scene. Maximum value should be 9.
|
||||||
|
* @distribution_maxrgb_percentages: an integer percentage value corresponding to the
|
||||||
|
* i-th percentile linearized RGB value in the w-th processing window in the scene
|
||||||
|
* @fraction_bright_pixels: the fraction of selected pixels in the image that contains the
|
||||||
|
* brightest pixel in the scene
|
||||||
|
* @tone_mapping_flag: true if the tone mapping function in the w-th
|
||||||
|
* processing window is present
|
||||||
|
* @knee_point_x: the x coordinate of the separation point between the linear part and the
|
||||||
|
* curved part of the tone mapping function
|
||||||
|
* @knee_point_y: the y coordinate of the separation point between the linear part and the
|
||||||
|
* curved part of the tone mapping function
|
||||||
|
* @num_bezier_curve_anchors: the number of the intermediate anchor parameters of the
|
||||||
|
* tone mapping function in the w-th processing window. Maximum value should be 9.
|
||||||
|
* @bezier_curve_anchors: the i-th intermediate anchor parameter of the tone mapping
|
||||||
|
function in the w-th processing window in the scene
|
||||||
|
* @color_saturation_mapping_flag: shall be equal to zero in this version of the standard.
|
||||||
|
* @color_saturation_weight: a number that shall adjust the color saturation gain in the w-
|
||||||
|
th processing window in the scene
|
||||||
|
*
|
||||||
|
* Processing window in dynamic metadata defined in SMPTE ST 2094-40:2016
|
||||||
|
* and CTA-861-G Annex S HDR Dynamic Metadata Syntax Type 4.
|
||||||
|
*
|
||||||
|
* Since: 1.20
|
||||||
|
*/
|
||||||
|
struct _GstVideoColorVolumeTransformation
|
||||||
|
{
|
||||||
|
guint16 window_upper_left_corner_x;
|
||||||
|
guint16 window_upper_left_corner_y;
|
||||||
|
guint16 window_lower_right_corner_x;
|
||||||
|
guint16 window_lower_right_corner_y;
|
||||||
|
guint16 center_of_ellipse_x;
|
||||||
|
guint16 center_of_ellipse_y;
|
||||||
|
guint8 rotation_angle;
|
||||||
|
guint16 semimajor_axis_internal_ellipse;
|
||||||
|
guint16 semimajor_axis_external_ellipse;
|
||||||
|
guint16 semiminor_axis_external_ellipse;
|
||||||
|
guint8 overlap_process_option;
|
||||||
|
guint32 maxscl[3];
|
||||||
|
guint32 average_maxrgb;
|
||||||
|
guint8 num_distribution_maxrgb_percentiles;
|
||||||
|
guint8 distribution_maxrgb_percentages[16];
|
||||||
|
guint32 distribution_maxrgb_percentiles[16];
|
||||||
|
guint16 fraction_bright_pixels;
|
||||||
|
guint8 tone_mapping_flag;
|
||||||
|
guint16 knee_point_x;
|
||||||
|
guint16 knee_point_y;
|
||||||
|
guint8 num_bezier_curve_anchors;
|
||||||
|
guint16 bezier_curve_anchors[16];
|
||||||
|
guint8 color_saturation_mapping_flag;
|
||||||
|
guint8 color_saturation_weight;
|
||||||
|
|
||||||
|
/*< private >*/
|
||||||
|
guint32 _gst_reserved[GST_PADDING];
|
||||||
|
};
|
||||||
|
|
||||||
|
/**
|
||||||
|
* GstVideoHDR10Plus:
|
||||||
|
* @application_identifier: the application identifier
|
||||||
|
* @application_version: the application version
|
||||||
|
* @num_windows: the number of processing windows. The first processing window shall be
|
||||||
|
* for the entire picture
|
||||||
|
* @processing_window: the color volume transformation for the processing window.
|
||||||
|
* @targeted_system_display_maximum_luminance: the nominal maximum display luminance
|
||||||
|
* of the targeted system display in units of 0.0001 candelas per square meter
|
||||||
|
* @targeted_system_display_actual_peak_luminance_flag: shall be equal to zero in this
|
||||||
|
* version of the standard
|
||||||
|
* @num_rows_targeted_system_display_actual_peak_luminance: the number of rows
|
||||||
|
* in the targeted_system_display_actual_peak_luminance array
|
||||||
|
* @num_cols_targeted_system_display_actual_peak_luminance: the number of columns in the
|
||||||
|
* targeted_system_display_actual_peak_luminance array
|
||||||
|
* @targeted_system_display_actual_peak_luminance: the normalized actual peak luminance of
|
||||||
|
* the targeted system display
|
||||||
|
* @mastering_display_actual_peak_luminance_flag: shall be equal to 0 for this version of this Standard
|
||||||
|
* @num_rows_mastering_display_actual_peak_luminance: the number of rows in the
|
||||||
|
* mastering_display_actual_peak_luminance array
|
||||||
|
* @num_cols_mastering_display_actual_peak_luminance: the number of columns in the
|
||||||
|
* mastering_display_actual_peak_luminance array.
|
||||||
|
* @mastering_display_actual_peak_luminance: the normalized actual peak luminance of
|
||||||
|
* the mastering display used for mastering the image essence
|
||||||
|
*
|
||||||
|
* Dynamic HDR 10+ metadata defined in SMPTE2094-40
|
||||||
|
* and CTA-861-G Annex S HDR Dynamic Metadata Syntax Type 4.
|
||||||
|
*
|
||||||
|
* Since: 1.20
|
||||||
|
*/
|
||||||
|
struct _GstVideoHDR10Plus
|
||||||
|
{
|
||||||
|
guint8 application_identifier;
|
||||||
|
guint8 application_version;
|
||||||
|
guint8 num_windows;
|
||||||
|
GstVideoColorVolumeTransformation processing_window[GST_VIDEO_HDR10_PLUS_NUM_WINDOWS];
|
||||||
|
guint32 targeted_system_display_maximum_luminance;
|
||||||
|
guint8 targeted_system_display_actual_peak_luminance_flag;
|
||||||
|
guint8 num_rows_targeted_system_display_actual_peak_luminance;
|
||||||
|
guint8 num_cols_targeted_system_display_actual_peak_luminance;
|
||||||
|
guint8 targeted_system_display_actual_peak_luminance[GST_VIDEO_HDR10_PLUS_MAX_TSD_APL][GST_VIDEO_HDR10_PLUS_MAX_TSD_APL];
|
||||||
|
guint8 mastering_display_actual_peak_luminance_flag;
|
||||||
|
guint8 num_rows_mastering_display_actual_peak_luminance;
|
||||||
|
guint8 num_cols_mastering_display_actual_peak_luminance;
|
||||||
|
guint8 mastering_display_actual_peak_luminance[GST_VIDEO_HDR10_PLUS_MAX_MD_APL][GST_VIDEO_HDR10_PLUS_MAX_MD_APL];
|
||||||
|
|
||||||
|
/*< private >*/
|
||||||
|
gpointer _gst_reserved[GST_PADDING];
|
||||||
|
};
|
||||||
|
|
||||||
G_END_DECLS
|
G_END_DECLS
|
||||||
|
|
||||||
|
|||||||
Loading…
x
Reference in New Issue
Block a user