LCOV - code coverage report
Current view: top level - libavcodec - hap.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 15 17 88.2 %
Date: 2017-12-18 06:23:41 Functions: 2 2 100.0 %

          Line data    Source code
       1             : /*
       2             :  * Vidvox Hap utility functions
       3             :  * Copyright (C) 2015 Tom Butterworth <bangnoise@gmail.com>
       4             :  *
       5             :  * This file is part of FFmpeg.
       6             :  *
       7             :  * FFmpeg is free software; you can redistribute it and/or
       8             :  * modify it under the terms of the GNU Lesser General Public
       9             :  * License as published by the Free Software Foundation; either
      10             :  * version 2.1 of the License, or (at your option) any later version.
      11             :  *
      12             :  * FFmpeg is distributed in the hope that it will be useful,
      13             :  * but WITHOUT ANY WARRANTY; without even the implied warranty of
      14             :  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      15             :  * Lesser General Public License for more details.
      16             :  *
      17             :  * You should have received a copy of the GNU Lesser General Public
      18             :  * License along with FFmpeg; if not, write to the Free Software
      19             :  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
      20             :  */
      21             : 
      22             : /**
      23             :  * @file
      24             :  * Hap utilities
      25             :  */
      26             : #include "hap.h"
      27             : 
      28          18 : int ff_hap_set_chunk_count(HapContext *ctx, int count, int first_in_frame)
      29             : {
      30          18 :     int ret = 0;
      31          27 :     if (first_in_frame == 1 && ctx->chunk_count != count) {
      32           9 :         int ret = av_reallocp_array(&ctx->chunks, count, sizeof(HapChunk));
      33           9 :         if (ret == 0)
      34           9 :             ret = av_reallocp_array(&ctx->chunk_results, count, sizeof(int));
      35           9 :         if (ret < 0) {
      36           0 :             ctx->chunk_count = 0;
      37             :         } else {
      38           9 :             ctx->chunk_count = count;
      39             :         }
      40           9 :     } else if (ctx->chunk_count != count) {
      41             :         /* If this is not the first chunk count calculated for a frame and a
      42             :          * different count has already been encountered, then reject the frame:
      43             :          * each table in the Decode Instructions Container must describe the
      44             :          * same number of chunks. */
      45           0 :         ret = AVERROR_INVALIDDATA;
      46             :     }
      47          18 :     return ret;
      48             : }
      49             : 
      50          18 : av_cold void ff_hap_free_context(HapContext *ctx)
      51             : {
      52          18 :     av_freep(&ctx->tex_buf);
      53          18 :     av_freep(&ctx->chunks);
      54          18 :     av_freep(&ctx->chunk_results);
      55          18 : }

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