| | |
| | | |
| | | FormatIn::~FormatIn() |
| | | { |
| | | if(io_ctx_){ |
| | | if(read_io_buff_){ |
| | | read_io_buff_ = NULL; |
| | | } |
| | | avio_context_free(&io_ctx_); |
| | | io_ctx_ = NULL; |
| | | } |
| | | if(ctx_){ |
| | | if (!ctx_->oformat){ |
| | | avformat_free_context(ctx_); |
| | | }else{ |
| | | if (!(ctx_->flags & AVFMT_FLAG_CUSTOM_IO)){ |
| | | avformat_close_input(&ctx_); |
| | | }else{ |
| | | avformat_free_context(ctx_); |
| | | } |
| | | |
| | | ctx_ = NULL; |
| | | if(dec_ctx_){ |
| | | avcodec_close(dec_ctx_); |
| | |
| | | } |
| | | |
| | | } |
| | | |
| | | if (handle_gb28181){ |
| | | delete handle_gb28181; |
| | | } |
| | | if(read_io_buff_){ |
| | | av_free(read_io_buff_); |
| | | read_io_buff_ = NULL; |
| | | } |
| | | if(io_ctx_){ |
| | | avio_context_free(&io_ctx_); |
| | | io_ctx_ = NULL; |
| | | } |
| | | |
| | | } |
| | | |
| | | //////////////////////////////////////////////////////////////////////// |
| | | int FormatIn::openWithCustomIO(void *opaque, read_packet fn, AVDictionary **options/*=NULL*/){ |
| | | ctx_ = avformat_alloc_context(); |
| | | if(!ctx_){ |
| | | logIt("open with custom io create format error\n"); |
| | | return -1; |
| | | } |
| | | read_io_buff_ = (uint8_t*)av_malloc(read_io_buff_size_); |
| | | if(!read_io_buff_){ |
| | | logIt("open with custom io alloc read io buff error\n"); |
| | |
| | | logIt("open with custom io create custom avio error\n"); |
| | | return -1; |
| | | } |
| | | |
| | | ctx_ = avformat_alloc_context(); |
| | | if(!ctx_){ |
| | | logIt("open with custom io create format error\n"); |
| | | return -1; |
| | | } |
| | | |
| | | ctx_->pb = io_ctx_; |
| | | |
| | | auto err = av_probe_input_buffer(ctx_->pb, &ctx_->iformat, NULL, NULL, 0, 0); |