mirror of
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Revert video HDR10+ support
This reverts commitf76b731cbf. This reverts commit631489de23. This reverts commita1ed7a8f49. This reverts commit7d6f72e956. Back this out again for now for the release. Needs more discussion. https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/issues/865 Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/merge_requests/1148>
This commit is contained in:
Tim-Philipp Müller
GStreamer Marge Bot
parent
57578529a0
commit
48c0a6dd1e
2 changed files with 0 additions and 612 deletions
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@ -22,13 +22,9 @@
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#endif
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#include <string.h>
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#include <gst/base/gstbitreader.h>
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#include "video-hdr.h"
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#define HDR10_PLUS_MAX_BEZIER_CURVE_ANCHORS 9
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#define HDR10_PLUS_MAX_DIST_MAXRGB_PERCENTILES 9
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#define N_ELEMENT_MASTERING_DISPLAY_INFO 10
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#define MASTERING_FORMAT \
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"%d:%d:" \
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@ -45,48 +41,6 @@
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(m)->max_display_mastering_luminance, \
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(m)->min_display_mastering_luminance
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/**
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* gst_video_hdr_format_to_string:
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* @format: a #GstVideoHDRFormat
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*
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* Returns: (nullable): a string containing a descriptive name for
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* the #GstVideoHDRFormat if there is one, or %NULL otherwise.
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*
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* Since: 1.20
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*/
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const gchar *
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gst_video_hdr_format_to_string (GstVideoHDRFormat format)
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{
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switch (format) {
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case GST_VIDEO_HDR_FORMAT_HDR10:
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return "hdr10";
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case GST_VIDEO_HDR_FORMAT_HDR10_PLUS:
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return "hdr10+";
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default:
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return NULL;
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}
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}
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/**
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* gst_video_hdr_format_from_string:
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* @format: (nullable): a #GstVideoHDRFormat
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*
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* Returns: the #GstVideoHDRFormat for @format or GST_VIDEO_HDR_FORMAT_NONE when the
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* string is not a known format.
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*
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* Since: 1.20
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*/
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GstVideoHDRFormat
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gst_video_hdr_format_from_string (const gchar * format)
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{
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if (!g_strcmp0 (format, "hdr10"))
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return GST_VIDEO_HDR_FORMAT_HDR10;
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else if (!g_strcmp0 (format, "hdr10+"))
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return GST_VIDEO_HDR_FORMAT_HDR10_PLUS;
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return GST_VIDEO_HDR_FORMAT_NONE;
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}
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/**
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* gst_video_mastering_display_info_init:
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* @minfo: a #GstVideoMasteringDisplayInfo
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@ -459,304 +413,3 @@ gst_video_content_light_level_add_to_caps (const GstVideoContentLightLevel *
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return TRUE;
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}
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/* Dynamic HDR Meta implementation */
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GType
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gst_video_hdr_meta_api_get_type (void)
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{
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static GType type = 0;
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if (g_once_init_enter (&type)) {
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static const gchar *tags[] = {
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GST_META_TAG_VIDEO_STR,
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NULL
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};
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GType _type = gst_meta_api_type_register ("GstVideoHDRMetaAPI", tags);
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g_once_init_leave (&type, _type);
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}
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return type;
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}
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static gboolean
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gst_video_hdr_meta_transform (GstBuffer * dest, GstMeta * meta,
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GstBuffer * buffer, GQuark type, gpointer data)
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{
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GstVideoHDRMeta *dmeta, *smeta;
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/* We always copy over the caption meta */
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smeta = (GstVideoHDRMeta *) meta;
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GST_DEBUG ("copy HDR metadata");
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dmeta =
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gst_buffer_add_video_hdr_meta (dest, smeta->format, smeta->data,
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smeta->size);
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if (!dmeta)
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return FALSE;
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return TRUE;
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}
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static gboolean
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gst_video_hdr_meta_init (GstMeta * meta, gpointer params, GstBuffer * buffer)
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{
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GstVideoHDRMeta *emeta = (GstVideoHDRMeta *) meta;
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emeta->data = NULL;
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return TRUE;
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}
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static void
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gst_video_hdr_meta_free (GstMeta * meta, GstBuffer * buffer)
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{
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GstVideoHDRMeta *emeta = (GstVideoHDRMeta *) meta;
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g_free (emeta->data);
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}
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const GstMetaInfo *
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gst_video_hdr_meta_get_info (void)
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{
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static const GstMetaInfo *meta_info = NULL;
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if (g_once_init_enter ((GstMetaInfo **) & meta_info)) {
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const GstMetaInfo *mi = gst_meta_register (GST_VIDEO_HDR_META_API_TYPE,
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"GstVideoHDRMeta",
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sizeof (GstVideoHDRMeta),
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gst_video_hdr_meta_init,
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gst_video_hdr_meta_free,
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gst_video_hdr_meta_transform);
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g_once_init_leave ((GstMetaInfo **) & meta_info, (GstMetaInfo *) mi);
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}
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return meta_info;
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}
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/**
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* gst_buffer_add_video_hdr_meta:
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* @buffer: a #GstBuffer
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* @format: The type of dynamic HDR contained in the meta.
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* @data: contains the dynamic HDR data
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* @size: The size in bytes of @data
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*
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* Attaches #GstVideoHDRMeta metadata to @buffer with the given
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* parameters.
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*
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* Returns: (transfer none): the #GstVideoHDRMeta on @buffer.
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*
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* Since: 1.20
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*/
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GstVideoHDRMeta *
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gst_buffer_add_video_hdr_meta (GstBuffer * buffer,
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GstVideoHDRFormat format, const guint8 * data, gsize size)
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{
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GstVideoHDRMeta *meta;
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g_return_val_if_fail (GST_IS_BUFFER (buffer), NULL);
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g_return_val_if_fail (data != NULL, NULL);
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meta = (GstVideoHDRMeta *) gst_buffer_add_meta (buffer,
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GST_VIDEO_HDR_META_INFO, NULL);
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g_assert (meta != NULL);
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meta->format = format;
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meta->data = g_memdup (data, size);
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meta->size = size;
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return meta;
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}
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#define CHECK_HDR10PLUS_REMAINING(br, needed) \
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if (gst_bit_reader_get_remaining (&br) < needed) { \
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GST_DEBUG ("Not enough bits remaining %d, needed %d", gst_bit_reader_get_remaining (&br), needed); \
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return FALSE; \
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}
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/**
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* gst_video_hdr_parse_hdr10_plus:
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* @data: HDR10+ data
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* @size: size of data
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* @hdr10_plus: (out): #GstVideoHDR10Plus structure to fill in.
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*
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* Parse HDR10+ (SMPTE2094-40) user data and store in @hdr10_plus
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* For more details, see:
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* https://www.atsc.org/wp-content/uploads/2018/02/S34-301r2-A341-Amendment-2094-40-1.pdf
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* and SMPTE ST2094-40
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*
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* Returns: %TRUE if @data was successfully parsed to @hdr10_plus
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*
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* Since: 1.20
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*/
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gboolean
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gst_video_hdr_parse_hdr10_plus (const guint8 * data, gsize size,
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GstVideoHDR10Plus * hdr10_plus)
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{
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guint16 provider_oriented_code;
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int w, i, j;
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GstBitReader br;
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/* there must be at least one byte, and not more than GST_VIDEO_HDR10_PLUS_MAX_BYTES bytes */
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g_return_val_if_fail (data != NULL, FALSE);
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memset (hdr10_plus, 0, sizeof (GstVideoHDR10Plus));
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gst_bit_reader_init (&br, data, size);
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GST_MEMDUMP ("HDR10+", data, size);
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CHECK_HDR10PLUS_REMAINING (br, 2 + 8 + 8 + 2);
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provider_oriented_code = gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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if (provider_oriented_code != 0x0001)
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return FALSE;
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hdr10_plus->application_identifier =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 8);
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hdr10_plus->application_version =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 8);
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hdr10_plus->num_windows = gst_bit_reader_get_bits_uint8_unchecked (&br, 2);
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if (hdr10_plus->num_windows != GST_VIDEO_HDR10_PLUS_NUM_WINDOWS)
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return FALSE;
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for (w = 0; w < hdr10_plus->num_windows; w++) {
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CHECK_HDR10PLUS_REMAINING (br,
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16 + 16 + 16 + 16 + 16 + 16 + 8 + 16 + 16 + 16 + 1);
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hdr10_plus->processing_window[w].window_upper_left_corner_x =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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hdr10_plus->processing_window[w].window_upper_left_corner_y =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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hdr10_plus->processing_window[w].window_lower_right_corner_x =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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hdr10_plus->processing_window[w].window_lower_right_corner_y =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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hdr10_plus->processing_window[w].center_of_ellipse_x =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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hdr10_plus->processing_window[w].center_of_ellipse_y =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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hdr10_plus->processing_window[w].rotation_angle =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 8);
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hdr10_plus->processing_window[w].semimajor_axis_internal_ellipse =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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hdr10_plus->processing_window[w].semimajor_axis_external_ellipse =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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hdr10_plus->processing_window[w].semiminor_axis_external_ellipse =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 16);
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hdr10_plus->processing_window[w].overlap_process_option =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 1);
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}
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CHECK_HDR10PLUS_REMAINING (br, 27 + 1);
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hdr10_plus->targeted_system_display_maximum_luminance =
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gst_bit_reader_get_bits_uint32_unchecked (&br, 27);
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hdr10_plus->targeted_system_display_actual_peak_luminance_flag =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 1);
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if (hdr10_plus->targeted_system_display_actual_peak_luminance_flag) {
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CHECK_HDR10PLUS_REMAINING (br, 5 + 5);
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hdr10_plus->num_rows_targeted_system_display_actual_peak_luminance =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 5);
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hdr10_plus->num_cols_targeted_system_display_actual_peak_luminance =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 5);
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if (hdr10_plus->num_rows_targeted_system_display_actual_peak_luminance >
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GST_VIDEO_HDR10_PLUS_MAX_ROWS_TSD_APL)
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return FALSE;
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if (hdr10_plus->num_cols_targeted_system_display_actual_peak_luminance >
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GST_VIDEO_HDR10_PLUS_MAX_COLS_MD_APL)
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return FALSE;
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CHECK_HDR10PLUS_REMAINING (br,
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hdr10_plus->num_rows_targeted_system_display_actual_peak_luminance *
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hdr10_plus->num_cols_targeted_system_display_actual_peak_luminance * 4);
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for (i = 0;
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i < hdr10_plus->num_rows_targeted_system_display_actual_peak_luminance;
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i++) {
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for (j = 0;
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j <
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hdr10_plus->num_cols_targeted_system_display_actual_peak_luminance;
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j++)
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hdr10_plus->targeted_system_display_actual_peak_luminance[i][j] =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 4);
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}
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for (w = 0; w < hdr10_plus->num_windows; w++) {
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CHECK_HDR10PLUS_REMAINING (br, (17 * 3));
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for (i = 0; i < 3; i++)
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hdr10_plus->processing_window[w].maxscl[i] =
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gst_bit_reader_get_bits_uint32_unchecked (&br, 17);
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CHECK_HDR10PLUS_REMAINING (br, 17 + 4);
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hdr10_plus->processing_window[w].average_maxrgb =
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gst_bit_reader_get_bits_uint32_unchecked (&br, 17);
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hdr10_plus->processing_window[w].num_distribution_maxrgb_percentiles =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 4);
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if (hdr10_plus->processing_window[w].
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num_distribution_maxrgb_percentiles !=
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HDR10_PLUS_MAX_DIST_MAXRGB_PERCENTILES)
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return FALSE;
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CHECK_HDR10PLUS_REMAINING (br,
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hdr10_plus->processing_window[w].num_distribution_maxrgb_percentiles *
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(17 + 7));
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for (i = 0;
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i <
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hdr10_plus->processing_window[w].num_distribution_maxrgb_percentiles;
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i++) {
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hdr10_plus->processing_window[w].distribution_maxrgb_percentages[i] =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 7);
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hdr10_plus->processing_window[w].distribution_maxrgb_percentiles[i] =
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gst_bit_reader_get_bits_uint32_unchecked (&br, 17);
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}
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CHECK_HDR10PLUS_REMAINING (br, 10)
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hdr10_plus->processing_window[w].fraction_bright_pixels =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 10);
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}
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}
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CHECK_HDR10PLUS_REMAINING (br, 1)
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hdr10_plus->mastering_display_actual_peak_luminance_flag =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 1);
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if (hdr10_plus->targeted_system_display_actual_peak_luminance_flag) {
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CHECK_HDR10PLUS_REMAINING (br, 5 + 5)
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hdr10_plus->num_rows_mastering_display_actual_peak_luminance =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 5);
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hdr10_plus->num_cols_mastering_display_actual_peak_luminance =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 5);
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if (hdr10_plus->num_rows_mastering_display_actual_peak_luminance >
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GST_VIDEO_HDR10_PLUS_MAX_ROWS_TSD_APL)
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return FALSE;
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if (hdr10_plus->num_cols_mastering_display_actual_peak_luminance >
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GST_VIDEO_HDR10_PLUS_MAX_COLS_MD_APL)
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return FALSE;
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CHECK_HDR10PLUS_REMAINING (br,
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hdr10_plus->num_rows_mastering_display_actual_peak_luminance *
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hdr10_plus->num_cols_mastering_display_actual_peak_luminance * 4)
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for (i = 0;
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i < hdr10_plus->num_rows_mastering_display_actual_peak_luminance; i++) {
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for (j = 0;
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j < hdr10_plus->num_cols_mastering_display_actual_peak_luminance; j++)
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hdr10_plus->mastering_display_actual_peak_luminance[i][j] =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 4);
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}
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for (w = 0; w < hdr10_plus->num_windows; w++) {
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CHECK_HDR10PLUS_REMAINING (br, 1)
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hdr10_plus->processing_window[w].tone_mapping_flag =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 1);
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if (hdr10_plus->processing_window[w].tone_mapping_flag) {
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CHECK_HDR10PLUS_REMAINING (br, 12 + 12 + 4)
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hdr10_plus->processing_window[w].knee_point_x =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 12);
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hdr10_plus->processing_window[w].knee_point_y =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 12);
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hdr10_plus->processing_window[w].num_bezier_curve_anchors =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 4);
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if (hdr10_plus->processing_window[w].num_bezier_curve_anchors >
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HDR10_PLUS_MAX_BEZIER_CURVE_ANCHORS)
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return FALSE;
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CHECK_HDR10PLUS_REMAINING (br,
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10 * hdr10_plus->processing_window[w].num_bezier_curve_anchors);
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for (i = 0;
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i < hdr10_plus->processing_window[w].num_bezier_curve_anchors; i++)
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hdr10_plus->processing_window[w].bezier_curve_anchors[i] =
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gst_bit_reader_get_bits_uint16_unchecked (&br, 10);
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}
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CHECK_HDR10PLUS_REMAINING (br, 1);
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hdr10_plus->processing_window[w].color_saturation_mapping_flag =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 1);
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if (hdr10_plus->processing_window[w].color_saturation_mapping_flag) {
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CHECK_HDR10PLUS_REMAINING (br, 6);
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hdr10_plus->processing_window[w].color_saturation_weight =
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gst_bit_reader_get_bits_uint8_unchecked (&br, 6);
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}
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}
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}
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return TRUE;
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}
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@ -22,142 +22,12 @@
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#include <gst/gst.h>
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#include <gst/video/video-prelude.h>
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#include <gst/video/video-info.h>
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|
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G_BEGIN_DECLS
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|
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/**
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* GstVideoHDRFormat:
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* @GST_VIDEO_HDR_FORMAT_NONE: No HDR format detected.
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* @GST_VIDEO_HDR_FORMAT_HDR10: HDR10 format
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* @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;
|
||||
|
||||
/**
|
||||
* GST_VIDEO_HDR10_PLUS_MAX_BYTES:
|
||||
*
|
||||
* Specify the max size for a HDR10+ content
|
||||
*
|
||||
* Since: 1.20
|
||||
*/
|
||||
#define GST_VIDEO_HDR10_PLUS_MAX_BYTES 1024
|
||||
|
||||
/**
|
||||
* GST_VIDEO_HDR10_PLUS_NUM_WINDOWS:
|
||||
*
|
||||
* Number of windows in HDR10+ dynamic metadata.
|
||||
* Defined in CTA-861-G.
|
||||
* Shall be 1.
|
||||
*
|
||||
* Since: 1.20
|
||||
*/
|
||||
#define GST_VIDEO_HDR10_PLUS_NUM_WINDOWS 1
|
||||
|
||||
/**
|
||||
* GST_VIDEO_HDR10_PLUS_MAX_ROWS_TSD_APL:
|
||||
*
|
||||
* Specifies the number of columns in the
|
||||
* targeted_system_display_actual_peak_luminance
|
||||
* array.
|
||||
* Defined in CTA-861-G.
|
||||
*
|
||||
* Since: 1.20
|
||||
*/
|
||||
#define GST_VIDEO_HDR10_PLUS_MAX_ROWS_TSD_APL 25
|
||||
|
||||
/**
|
||||
* GST_VIDEO_HDR10_PLUS_MAX_COLS_MD_APL:
|
||||
*
|
||||
* Specifies the number of columns in the
|
||||
* targeted_system_display_actual_peak_luminance
|
||||
* array.
|
||||
* Defined in CTA-861-G.
|
||||
*
|
||||
*
|
||||
* Since: 1.20
|
||||
*/
|
||||
#define GST_VIDEO_HDR10_PLUS_MAX_COLS_MD_APL 25
|
||||
|
||||
typedef struct _GstVideoMasteringDisplayInfoCoordinates GstVideoMasteringDisplayInfoCoordinates;
|
||||
typedef struct _GstVideoMasteringDisplayInfo GstVideoMasteringDisplayInfo;
|
||||
typedef struct _GstVideoContentLightLevel GstVideoContentLightLevel;
|
||||
typedef struct _GstVideoHDR10Plus GstVideoHDR10Plus;
|
||||
typedef struct _GstVideoColorVolumeTransformation GstVideoColorVolumeTransformation;
|
||||
|
||||
GST_VIDEO_API
|
||||
const gchar* gst_video_hdr_format_to_string (GstVideoHDRFormat format) G_GNUC_CONST;
|
||||
|
||||
GST_VIDEO_API
|
||||
GstVideoHDRFormat gst_video_hdr_format_from_string (const gchar* format) G_GNUC_CONST;
|
||||
|
||||
/**
|
||||
* 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_hdr_meta_api_get_type: (attributes doc.skip=true)
|
||||
*/
|
||||
GST_VIDEO_API
|
||||
GType gst_video_hdr_meta_api_get_type (void);
|
||||
|
||||
/**
|
||||
* GST_VIDEO_HDR_META_API_TYPE: (attributes doc.skip=true)
|
||||
*/
|
||||
#define GST_VIDEO_HDR_META_API_TYPE (gst_video_hdr_meta_api_get_type())
|
||||
|
||||
/**
|
||||
* gst_video_hdr_meta_get_info: (attributes doc.skip=true)
|
||||
*/
|
||||
GST_VIDEO_API
|
||||
const GstMetaInfo *gst_video_hdr_meta_get_info (void);
|
||||
|
||||
/**
|
||||
* GST_VIDEO_HDR_META_INFO: (attributes doc.skip=true)
|
||||
*/
|
||||
#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:
|
||||
|
|
@ -267,141 +137,6 @@ GST_VIDEO_API
|
|||
gboolean gst_video_content_light_level_add_to_caps (const GstVideoContentLightLevel * linfo,
|
||||
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_ROWS_TSD_APL][GST_VIDEO_HDR10_PLUS_MAX_COLS_MD_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_ROWS_TSD_APL][GST_VIDEO_HDR10_PLUS_MAX_COLS_MD_APL];
|
||||
|
||||
/*< private >*/
|
||||
gpointer _gst_reserved[GST_PADDING];
|
||||
};
|
||||
|
||||
GST_VIDEO_API gboolean
|
||||
gst_video_hdr_parse_hdr10_plus (const guint8 * data, gsize size,
|
||||
GstVideoHDR10Plus * hdr10_plus);
|
||||
|
||||
G_END_DECLS
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue