LCOV - code coverage report
Current view: top level - libavutil/tests - display.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 20 20 100.0 %
Date: 2017-10-18 21:45:51 Functions: 2 2 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Copyright (c) 2014 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 "libavutil/display.c"
      22             : 
      23           4 : static void print_matrix(int32_t matrix[9])
      24             : {
      25             :     int i, j;
      26             : 
      27          16 :     for (i = 0; i < 3; ++i) {
      28          36 :         for (j = 0; j < 3 - 1; ++j)
      29          24 :             printf("%d ", matrix[i*3 + j]);
      30             : 
      31          12 :         printf("%d\n", matrix[i*3 + j]);
      32             :     }
      33           4 : }
      34             : 
      35           1 : int main(void)
      36             : {
      37             :     int32_t matrix[9];
      38             : 
      39             :     // Set the matrix to 90 degrees
      40           1 :     av_display_rotation_set(matrix, 90);
      41           1 :     print_matrix(matrix);
      42           1 :     printf("degrees: %f\n", av_display_rotation_get(matrix));
      43             : 
      44             :     // Set the matrix to -45 degrees
      45           1 :     av_display_rotation_set(matrix, -45);
      46           1 :     print_matrix(matrix);
      47           1 :     printf("degrees: %f\n", av_display_rotation_get(matrix));
      48             : 
      49             :     // flip horizontal
      50           1 :     av_display_matrix_flip(matrix, 1, 0);
      51           1 :     print_matrix(matrix);
      52           1 :     printf("degrees: %f\n", av_display_rotation_get(matrix));
      53             : 
      54             :     // flip vertical
      55           1 :     av_display_matrix_flip(matrix, 0, 1);
      56           1 :     print_matrix(matrix);
      57           1 :     printf("degrees: %f\n", av_display_rotation_get(matrix));
      58             : 
      59           1 :     return 0;
      60             : 
      61             : }

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