LCOV - code coverage report
Current view: top level - src/utils - dolbyvision.c (source / functions) Hit Total Coverage
Test: Code coverage Lines: 0 2 0.0 %
Date: 2025-03-29 09:04:10 Functions: 0 1 0.0 %
Legend: Lines: hit not hit | Branches: + taken - not taken # not executed Branches: 0 0 -

           Branch data     Line data    Source code
       1                 :            : /*
       2                 :            :  * This file is part of libplacebo.
       3                 :            :  *
       4                 :            :  * libplacebo is free software; you can redistribute it and/or
       5                 :            :  * modify it under the terms of the GNU Lesser General Public
       6                 :            :  * License as published by the Free Software Foundation; either
       7                 :            :  * version 2.1 of the License, or (at your option) any later version.
       8                 :            :  *
       9                 :            :  * libplacebo is distributed in the hope that it will be useful,
      10                 :            :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      11                 :            :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      12                 :            :  * GNU Lesser General Public License for more details.
      13                 :            :  *
      14                 :            :  * You should have received a copy of the GNU Lesser General Public
      15                 :            :  * License along with libplacebo. If not, see <http://www.gnu.org/licenses/>.
      16                 :            :  */
      17                 :            : 
      18                 :            : #include "common.h"
      19                 :            : #include <libplacebo/utils/dolbyvision.h>
      20                 :            : 
      21                 :            : #ifdef PL_HAVE_LIBDOVI
      22                 :            : #include <libplacebo/tone_mapping.h>
      23                 :            : #include <libdovi/rpu_parser.h>
      24                 :            : #endif
      25                 :            : 
      26                 :          0 : void pl_hdr_metadata_from_dovi_rpu(struct pl_hdr_metadata *out,
      27                 :            :                                    const uint8_t *buf, size_t size)
      28                 :            : {
      29                 :            : #ifdef PL_HAVE_LIBDOVI
      30                 :            :     if (buf && size) {
      31                 :            :         DoviRpuOpaque *rpu =
      32                 :            :             dovi_parse_unspec62_nalu(buf, size);
      33                 :            :         const DoviRpuDataHeader *header = dovi_rpu_get_header(rpu);
      34                 :            : 
      35                 :            :         if (header && header->vdr_dm_metadata_present_flag) {
      36                 :            :             // Profile 4 reshaping isn't done as it is a dual layer format.
      37                 :            :             // However there are still unknowns on its EOTF, so it cannot be enabled.
      38                 :            :             //
      39                 :            :             // For profile 7, the brightness metadata can still be used as most
      40                 :            :             // titles are going to have accurate metadata<->image brightness,
      41                 :            :             // with the exception of some titles that require the enhancement layer
      42                 :            :             // to be processed to restore the intended brightness, which would then
      43                 :            :             // match the metadata values.
      44                 :            :             if (header->guessed_profile == 4) {
      45                 :            :                 goto done;
      46                 :            :             }
      47                 :            : 
      48                 :            :             const DoviVdrDmData *vdr_dm_data = dovi_rpu_get_vdr_dm_data(rpu);
      49                 :            :             if (vdr_dm_data->dm_data.level1) {
      50                 :            :                 const DoviExtMetadataBlockLevel1 *l1 = vdr_dm_data->dm_data.level1;
      51                 :            :                 out->max_pq_y = l1->max_pq / 4095.0f;
      52                 :            :                 out->avg_pq_y = l1->avg_pq / 4095.0f;
      53                 :            :             }
      54                 :            : 
      55                 :            :             dovi_rpu_free_vdr_dm_data(vdr_dm_data);
      56                 :            :         }
      57                 :            : 
      58                 :            :     done:
      59                 :            :         dovi_rpu_free_header(header);
      60                 :            :         dovi_rpu_free(rpu);
      61                 :            :     }
      62                 :            : #endif
      63                 :          0 : }

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