LCOV - code coverage report
Current view: top level - libavutil - stereo3d.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 10 18 55.6 %
Date: 2017-12-14 19:11:59 Functions: 3 4 75.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2013 Vittorio Giovara <vittorio.giovara@gmail.com>
       3             :  *
       4             :  * This file is part of FFmpeg.
       5             :  *
       6             :  * FFmpeg is free software; you can redistribute it and/or
       7             :  * modify it under the terms of the GNU Lesser General Public
       8             :  * License as published by the Free Software Foundation; either
       9             :  * version 2.1 of the License, or (at your option) any later version.
      10             :  *
      11             :  * FFmpeg is distributed in the hope that it will be useful,
      12             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      13             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      14             :  * Lesser General Public License for more details.
      15             :  *
      16             :  * You should have received a copy of the GNU Lesser General Public
      17             :  * License along with FFmpeg; if not, write to the Free Software
      18             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      19             :  */
      20             : 
      21             : #include <stdint.h>
      22             : #include <string.h>
      23             : 
      24             : #include "common.h"
      25             : #include "mem.h"
      26             : #include "stereo3d.h"
      27             : 
      28         213 : AVStereo3D *av_stereo3d_alloc(void)
      29             : {
      30         213 :     return av_mallocz(sizeof(AVStereo3D));
      31             : }
      32             : 
      33          76 : AVStereo3D *av_stereo3d_create_side_data(AVFrame *frame)
      34             : {
      35          76 :     AVFrameSideData *side_data = av_frame_new_side_data(frame,
      36             :                                                         AV_FRAME_DATA_STEREO3D,
      37             :                                                         sizeof(AVStereo3D));
      38          76 :     if (!side_data)
      39           0 :         return NULL;
      40             : 
      41          76 :     memset(side_data->data, 0, sizeof(AVStereo3D));
      42             : 
      43          76 :     return (AVStereo3D *)side_data->data;
      44             : }
      45             : 
      46             : static const char * const stereo3d_type_names[] = {
      47             :     [AV_STEREO3D_2D]                  = "2D",
      48             :     [AV_STEREO3D_SIDEBYSIDE]          = "side by side",
      49             :     [AV_STEREO3D_TOPBOTTOM]           = "top and bottom",
      50             :     [AV_STEREO3D_FRAMESEQUENCE]       = "frame alternate",
      51             :     [AV_STEREO3D_CHECKERBOARD]        = "checkerboard",
      52             :     [AV_STEREO3D_SIDEBYSIDE_QUINCUNX] = "side by side (quincunx subsampling)",
      53             :     [AV_STEREO3D_LINES]               = "interleaved lines",
      54             :     [AV_STEREO3D_COLUMNS]             = "interleaved columns",
      55             : };
      56             : 
      57         426 : const char *av_stereo3d_type_name(unsigned int type)
      58             : {
      59         426 :     if (type >= FF_ARRAY_ELEMS(stereo3d_type_names))
      60           0 :         return "unknown";
      61             : 
      62         426 :     return stereo3d_type_names[type];
      63             : }
      64             : 
      65           0 : int av_stereo3d_from_name(const char *name)
      66             : {
      67             :     int i;
      68             : 
      69           0 :     for (i = 0; i < FF_ARRAY_ELEMS(stereo3d_type_names); i++) {
      70           0 :         size_t len = strlen(stereo3d_type_names[i]);
      71           0 :         if (!strncmp(stereo3d_type_names[i], name, len))
      72           0 :             return i;
      73             :     }
      74             : 
      75           0 :     return -1;
      76             : }

Generated by: LCOV version 1.13