Line data    Source code

       1             : /*
       2             :  *  Copyright (C) 2004-2024 Savoir-faire Linux Inc.
       3             :  *
       4             :  *  Author: Guillaume Roguez <Guillaume.Roguez@savoirfairelinux.com>
       5             :  *
       6             :  *  This program is free software; you can redistribute it and/or modify
       7             :  *  it under the terms of the GNU General Public License as published by
       8             :  *  the Free Software Foundation; either version 3 of the License, or
       9             :  *  (at your option) any later version.
      10             :  *
      11             :  *  This program 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
      14             :  *  GNU General Public License for more details.
      15             :  *
      16             :  *  You should have received a copy of the GNU General Public License
      17             :  *  along with this program; if not, write to the Free Software
      18             :  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA.
      19             :  */
      20             : 
      21             : #include "libav_deps.h" // MUST BE INCLUDED FIRST
      22             : #include "media_io_handle.h"
      23             : 
      24             : namespace jami {
      25             : 
      26         994 : MediaIOHandle::MediaIOHandle(std::size_t buffer_size,
      27             :                              bool writeable,
      28             :                              io_readcallback read_cb,
      29             :                              io_writecallback write_cb,
      30             :                              io_seekcallback seek_cb,
      31         994 :                              void* opaque)
      32         994 :     : ctx_(0)
      33             : 
      34             : {
      35             :     /* FFmpeg doesn't alloc the buffer for the first time, but it does free and
      36             :      * alloc it afterwards.
      37             :      * Don't directly use malloc because av_malloc is optimized for memory alignment.
      38             :      */
      39         994 :     auto buf = static_cast<uint8_t*>(av_malloc(buffer_size));
      40         994 :     ctx_ = avio_alloc_context(buf, buffer_size, writeable, opaque, read_cb, write_cb, seek_cb);
      41         994 :     ctx_->max_packet_size = buffer_size;
      42         994 : }
      43             : 
      44         994 : MediaIOHandle::~MediaIOHandle()
      45             : {
      46         994 :     av_free(ctx_->buffer);
      47         994 :     av_free(ctx_);
      48         994 : }
      49             : 
      50             : } // namespace jami