LCOV - code coverage report
Current view: top level - libavcodec - chomp_bsf.c (source / functions) Hit Total Coverage
Test: coverage.info Lines: 0 9 0.0 %
Date: 2017-12-17 04:34:43 Functions: 0 1 0.0 %

          Line data    Source code
       1             : /*
       2             :  * Chomp bitstream filter
       3             :  * Copyright (c) 2010 Alex Converse <alex.converse@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             : #include "avcodec.h"
      23             : #include "bsf.h"
      24             : #include "internal.h"
      25             : 
      26           0 : static int chomp_filter(AVBSFContext *ctx, AVPacket *out)
      27             : {
      28             :     AVPacket *in;
      29             :     int ret;
      30             : 
      31           0 :     ret = ff_bsf_get_packet(ctx, &in);
      32           0 :     if (ret < 0)
      33           0 :         return ret;
      34             : 
      35           0 :     while (in->size > 0 && !in->data[in->size - 1])
      36           0 :         in->size--;
      37             : 
      38           0 :     av_packet_move_ref(out, in);
      39           0 :     av_packet_free(&in);
      40             : 
      41           0 :     return 0;
      42             : }
      43             : 
      44             : /**
      45             :  * This filter removes a string of NULL bytes from the end of a packet.
      46             :  */
      47             : const AVBitStreamFilter ff_chomp_bsf = {
      48             :     .name   = "chomp",
      49             :     .filter = chomp_filter,
      50             : };

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