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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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5d0878b48a
Add 444 8bit yuv format AYUV, which can be used to decode main-444 8bit streams. Currently, this feature is only supported by media-driver in Icelake. https://gitlab.freedesktop.org/gstreamer/gstreamer-vaapi/issues/119
394 lines
13 KiB
C
394 lines
13 KiB
C
/*
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* gstvaapiutils_h265.c - H.265 related utilities
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*
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* Copyright (C) 2015 Intel Corporation
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* Author: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public License
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* as published by the Free Software Foundation; either version 2.1
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* of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301 USA
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*/
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#include "sysdeps.h"
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#include <gst/codecparsers/gsth265parser.h>
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#include "gstvaapicompat.h"
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#include "gstvaapiutils_h265_priv.h"
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#define DEBUG 1
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#include "gstvaapidebug.h"
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struct map
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{
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guint value;
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const gchar *name;
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};
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/* Profile string map */
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static const struct map gst_vaapi_h265_profile_map[] = {
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/* *INDENT-OFF* */
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{ GST_VAAPI_PROFILE_H265_MAIN, "main" },
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{ GST_VAAPI_PROFILE_H265_MAIN10, "main-10" },
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{ GST_VAAPI_PROFILE_H265_MAIN_STILL_PICTURE, "main-still-picture" },
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{ 0, NULL }
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/* *INDENT-ON* */
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};
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/* Tier string map */
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static const struct map gst_vaapi_h265_tier_map[] = {
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/* *INDENT-OFF* */
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{ GST_VAAPI_TIER_H265_MAIN, "main" },
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{ GST_VAAPI_TIER_H265_HIGH, "high"},
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{ GST_VAAPI_TIER_H265_UNKNOWN, "unknown"}
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/* *INDENT-ON* */
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};
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/* Level string map */
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static const struct map gst_vaapi_h265_level_map[] = {
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/* *INDENT-OFF* */
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{ GST_VAAPI_LEVEL_H265_L1, "1" },
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{ GST_VAAPI_LEVEL_H265_L2, "2" },
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{ GST_VAAPI_LEVEL_H265_L2_1, "2.1" },
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{ GST_VAAPI_LEVEL_H265_L3, "3" },
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{ GST_VAAPI_LEVEL_H265_L3_1, "3.1" },
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{ GST_VAAPI_LEVEL_H265_L4, "4" },
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{ GST_VAAPI_LEVEL_H265_L4_1, "4.1" },
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{ GST_VAAPI_LEVEL_H265_L5, "5" },
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{ GST_VAAPI_LEVEL_H265_L5_1, "5.1" },
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{ GST_VAAPI_LEVEL_H265_L5_2, "5.2" },
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{ GST_VAAPI_LEVEL_H265_L6, "6" },
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{ GST_VAAPI_LEVEL_H265_L6_1, "6.1" },
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{ GST_VAAPI_LEVEL_H265_L6_2, "6.2" },
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{ 0, NULL }
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/* *INDENT-ON* */
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};
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/* Table A-1 - Level limits */
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/* *INDENT-OFF* */
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static const GstVaapiH265LevelLimits gst_vaapi_h265_level_limits[] = {
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/* level idc MaxLumaPs MCPBMt MCPBHt MSlSeg MTR MTC MaxLumaSr MBRMt MBRHt MinCr*/
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{ GST_VAAPI_LEVEL_H265_L1, 30, 36864, 350, 0, 16, 1, 1, 552960, 128, 0, 2},
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{ GST_VAAPI_LEVEL_H265_L2, 60, 122880, 1500, 0, 16, 1, 1, 3686400, 1500, 0, 2},
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{ GST_VAAPI_LEVEL_H265_L2_1, 63, 245760, 3000, 0, 20, 1, 1, 7372800, 3000, 0, 2},
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{ GST_VAAPI_LEVEL_H265_L3, 90, 552960, 6000, 0, 30, 2, 2, 16588800, 6000, 0, 2},
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{ GST_VAAPI_LEVEL_H265_L3_1, 93, 983040, 10000, 0, 40, 3, 3, 33177600, 10000, 0, 2},
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{ GST_VAAPI_LEVEL_H265_L4, 120, 2228224, 12000, 30000, 75, 5, 5, 66846720, 12000, 30000, 4},
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{ GST_VAAPI_LEVEL_H265_L4_1, 123, 2228224, 20000, 50000, 75, 5, 5, 133693440, 20000, 50000, 4},
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{ GST_VAAPI_LEVEL_H265_L5, 150, 8912896, 25000, 100000, 200, 11, 10, 267386880, 25000, 100000, 6},
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{ GST_VAAPI_LEVEL_H265_L5_1, 153, 8912896, 40000, 160000, 200, 11, 10, 534773760, 40000, 160000, 8},
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{ GST_VAAPI_LEVEL_H265_L5_2, 156, 8912896, 60000, 240000, 200, 11, 10, 1069547520, 60000, 240000, 8},
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{ GST_VAAPI_LEVEL_H265_L6, 180, 35651584, 60000, 240000, 600, 22, 20, 1069547520, 60000, 240000, 8},
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{ GST_VAAPI_LEVEL_H265_L6_1, 183, 35651584, 120000, 480000, 600, 22, 20, 2139095040, 120000, 480000, 8},
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{ GST_VAAPI_LEVEL_H265_L6_2, 186, 35651584, 240000, 800000, 600, 22, 20, 4278190080, 240000, 800000, 6},
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{ 0, }
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};
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/* *INDENT-ON* */
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/* Lookup value in map */
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static const struct map *
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map_lookup_value (const struct map *m, guint value)
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{
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g_return_val_if_fail (m != NULL, NULL);
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for (; m->name != NULL; m++) {
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if (m->value == value)
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return m;
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}
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return NULL;
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}
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/* Lookup name in map */
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static const struct map *
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map_lookup_name (const struct map *m, const gchar * name)
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{
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g_return_val_if_fail (m != NULL, NULL);
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if (!name)
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return NULL;
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for (; m->name != NULL; m++) {
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if (strcmp (m->name, name) == 0)
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return m;
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}
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return NULL;
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}
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/** Returns a relative score for the supplied GstVaapiProfile */
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guint
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gst_vaapi_utils_h265_get_profile_score (GstVaapiProfile profile)
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{
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const struct map *const m =
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map_lookup_value (gst_vaapi_h265_profile_map, profile);
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return m ? 1 + (m - gst_vaapi_h265_profile_map) : 0;
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}
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/** Returns GstVaapiProfile from H.265 profile_idc value */
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GstVaapiProfile
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gst_vaapi_utils_h265_get_profile (GstH265SPS * sps)
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{
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GstVaapiProfile profile;
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switch (sps->profile_tier_level.profile_idc) {
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case GST_H265_PROFILE_IDC_MAIN:
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profile = GST_VAAPI_PROFILE_H265_MAIN;
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break;
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case GST_H265_PROFILE_IDC_MAIN_10:
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profile = GST_VAAPI_PROFILE_H265_MAIN10;
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break;
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case GST_H265_PROFILE_IDC_MAIN_STILL_PICTURE:
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profile = GST_VAAPI_PROFILE_H265_MAIN_STILL_PICTURE;
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break;
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case GST_H265_PROFILE_IDC_FORMAT_RANGE_EXTENSION:
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if (sps->profile_tier_level.max_12bit_constraint_flag == 1
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&& sps->profile_tier_level.max_10bit_constraint_flag == 1
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&& sps->profile_tier_level.max_8bit_constraint_flag == 0
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&& sps->profile_tier_level.max_422chroma_constraint_flag == 1
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&& sps->profile_tier_level.max_420chroma_constraint_flag == 0
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&& sps->profile_tier_level.max_monochrome_constraint_flag == 0
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&& sps->profile_tier_level.intra_constraint_flag == 0
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&& sps->profile_tier_level.one_picture_only_constraint_flag == 0
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&& sps->profile_tier_level.lower_bit_rate_constraint_flag == 1) {
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profile = GST_VAAPI_PROFILE_H265_MAIN_422_10;
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break;
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} else if (sps->profile_tier_level.max_12bit_constraint_flag == 1
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&& sps->profile_tier_level.max_10bit_constraint_flag == 1
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&& sps->profile_tier_level.max_8bit_constraint_flag == 1
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&& sps->profile_tier_level.max_422chroma_constraint_flag == 0
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&& sps->profile_tier_level.max_420chroma_constraint_flag == 0
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&& sps->profile_tier_level.max_monochrome_constraint_flag == 0
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&& sps->profile_tier_level.intra_constraint_flag == 0
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&& sps->profile_tier_level.one_picture_only_constraint_flag == 0
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&& sps->profile_tier_level.lower_bit_rate_constraint_flag == 1) {
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profile = GST_VAAPI_PROFILE_H265_MAIN_444;
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break;
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}
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default:
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GST_DEBUG ("unsupported profile_idc value");
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profile = GST_VAAPI_PROFILE_UNKNOWN;
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break;
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}
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return profile;
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}
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/** Returns H.265 profile_idc value from GstVaapiProfile */
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guint8
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gst_vaapi_utils_h265_get_profile_idc (GstVaapiProfile profile)
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{
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guint8 profile_idc;
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switch (profile) {
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case GST_VAAPI_PROFILE_H265_MAIN:
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profile_idc = GST_H265_PROFILE_MAIN;
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break;
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case GST_VAAPI_PROFILE_H265_MAIN10:
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profile_idc = GST_H265_PROFILE_MAIN_10;
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break;
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case GST_VAAPI_PROFILE_H265_MAIN_STILL_PICTURE:
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profile_idc = GST_H265_PROFILE_MAIN_STILL_PICTURE;
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break;
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case GST_VAAPI_PROFILE_H265_MAIN_422_10:
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profile_idc = GST_H265_PROFILE_MAIN_422_10;
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break;
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case GST_VAAPI_PROFILE_H265_MAIN_444:
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profile_idc = GST_H265_PROFILE_MAIN_444;
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break;
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default:
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GST_DEBUG ("unsupported GstVaapiProfile value");
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profile_idc = 0;
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break;
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}
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return profile_idc;
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}
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/** Returns GstVaapiProfile from a string representation */
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GstVaapiProfile
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gst_vaapi_utils_h265_get_profile_from_string (const gchar * str)
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{
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const struct map *const m = map_lookup_name (gst_vaapi_h265_profile_map, str);
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return m ? (GstVaapiProfile) m->value : GST_VAAPI_PROFILE_UNKNOWN;
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}
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/** Returns a string representation for the supplied H.265 profile */
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const gchar *
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gst_vaapi_utils_h265_get_profile_string (GstVaapiProfile profile)
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{
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const struct map *const m =
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map_lookup_value (gst_vaapi_h265_profile_map, profile);
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return m ? m->name : NULL;
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}
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/** Returns GstVaapiLevelH265 from H.265 level_idc value */
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GstVaapiLevelH265
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gst_vaapi_utils_h265_get_level (guint8 level_idc)
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{
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const GstVaapiH265LevelLimits *llp;
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for (llp = gst_vaapi_h265_level_limits; llp->level != 0; llp++) {
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if (llp->level_idc == level_idc)
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return llp->level;
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}
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GST_DEBUG ("unsupported level_idc value");
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return (GstVaapiLevelH265) 0;
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}
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/** Returns H.265 level_idc value from GstVaapiLevelH265 */
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guint8
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gst_vaapi_utils_h265_get_level_idc (GstVaapiLevelH265 level)
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{
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const GstVaapiH265LevelLimits *const llp =
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gst_vaapi_utils_h265_get_level_limits (level);
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return llp ? llp->level_idc : 0;
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}
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/** Returns GstVaapiLevelH265 from a string representation */
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GstVaapiLevelH265
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gst_vaapi_utils_h265_get_level_from_string (const gchar * str)
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{
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gint v, level_idc = 0;
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if (!str || !str[0])
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goto not_found;
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v = g_ascii_digit_value (str[0]);
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if (v < 0)
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goto not_found;
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level_idc = v * 30;
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switch (str[1]) {
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case '\0':
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break;
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case '.':
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v = g_ascii_digit_value (str[2]);
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if (v < 0 || str[3] != '\0')
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goto not_found;
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level_idc += v;
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break;
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default:
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goto not_found;
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}
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return gst_vaapi_utils_h265_get_level (level_idc);
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not_found:
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return (GstVaapiLevelH265) 0;
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}
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/** Returns a string representation for the supplied H.265 level */
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const gchar *
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gst_vaapi_utils_h265_get_level_string (GstVaapiLevelH265 level)
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{
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if (level < GST_VAAPI_LEVEL_H265_L1 || level > GST_VAAPI_LEVEL_H265_L6_2)
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return NULL;
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return gst_vaapi_h265_level_map[level - GST_VAAPI_LEVEL_H265_L1].name;
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}
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/** Returns level limits as specified in Table A-1 of the H.265 standard */
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const GstVaapiH265LevelLimits *
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gst_vaapi_utils_h265_get_level_limits (GstVaapiLevelH265 level)
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{
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if (level < GST_VAAPI_LEVEL_H265_L1 || level > GST_VAAPI_LEVEL_H265_L6_2)
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return NULL;
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return &gst_vaapi_h265_level_limits[level - GST_VAAPI_LEVEL_H265_L1];
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}
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/** Returns the Table A-1 & A-2 specification */
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const GstVaapiH265LevelLimits *
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gst_vaapi_utils_h265_get_level_limits_table (guint * out_length_ptr)
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{
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if (out_length_ptr)
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*out_length_ptr = G_N_ELEMENTS (gst_vaapi_h265_level_limits) - 1;
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return gst_vaapi_h265_level_limits;
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}
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/** Returns GstVaapiChromaType from H.265 chroma_format_idc value */
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GstVaapiChromaType
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gst_vaapi_utils_h265_get_chroma_type (guint chroma_format_idc,
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guint luma_bit_depth)
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{
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GstVaapiChromaType chroma_type = (GstVaapiChromaType) 0;
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switch (chroma_format_idc) {
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case 0:
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chroma_type = GST_VAAPI_CHROMA_TYPE_YUV400;
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break;
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case 1:
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if (luma_bit_depth == 8)
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chroma_type = GST_VAAPI_CHROMA_TYPE_YUV420;
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else if (luma_bit_depth > 8)
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chroma_type = GST_VAAPI_CHROMA_TYPE_YUV420_10BPP;
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break;
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case 2:
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if (luma_bit_depth == 8)
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chroma_type = GST_VAAPI_CHROMA_TYPE_YUV422;
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else if (luma_bit_depth > 8)
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chroma_type = GST_VAAPI_CHROMA_TYPE_YUV422_10BPP;
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break;
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case 3:
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chroma_type = GST_VAAPI_CHROMA_TYPE_YUV444;
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break;
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default:
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GST_DEBUG ("unsupported chroma_format_idc value");
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chroma_type = (GstVaapiChromaType) 0;
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break;
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}
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return chroma_type;
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}
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/** Returns H.265 chroma_format_idc value from GstVaapiChromaType */
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guint
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gst_vaapi_utils_h265_get_chroma_format_idc (GstVaapiChromaType chroma_type)
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{
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guint chroma_format_idc;
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switch (chroma_type) {
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case GST_VAAPI_CHROMA_TYPE_YUV400:
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chroma_format_idc = 0;
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break;
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case GST_VAAPI_CHROMA_TYPE_YUV420:
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case GST_VAAPI_CHROMA_TYPE_YUV420_10BPP:
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chroma_format_idc = 1;
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break;
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case GST_VAAPI_CHROMA_TYPE_YUV422:
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chroma_format_idc = 2;
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break;
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case GST_VAAPI_CHROMA_TYPE_YUV444:
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chroma_format_idc = 3;
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break;
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default:
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GST_DEBUG ("unsupported GstVaapiChromaType value");
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chroma_format_idc = 1;
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break;
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}
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return chroma_format_idc;
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}
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/** Returns GstVaapiTierH265 from a string representation */
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GstVaapiTierH265
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gst_vaapi_utils_h265_get_tier_from_string (const gchar * str)
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{
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const struct map *const m = map_lookup_name (gst_vaapi_h265_tier_map, str);
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return m ? (GstVaapiTierH265) m->value : GST_VAAPI_TIER_H265_UNKNOWN;
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}
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/** Returns a string representation for the supplied H.265 tier */
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const gchar *
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gst_vaapi_utils_h265_get_tier_string (GstVaapiTierH265 tier)
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{
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const struct map *const m = map_lookup_value (gst_vaapi_h265_tier_map, tier);
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return m ? m->name : NULL;
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}
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