| | |
| | | |
| | | FormatIn::~FormatIn() |
| | | { |
| | | if(io_ctx_){ |
| | | if(read_io_buff_){ |
| | | // av_free(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, read_io_buff_size_); |
| | | auto err = av_probe_input_buffer(ctx_->pb, &ctx_->iformat, NULL, NULL, 0, 0); |
| | | if(err != 0){ |
| | | logIt("open with custom io prob input buffer error:%d\n", err); |
| | | logIt("custom io failed:%s", getAVErrorDesc(err).c_str()); |
| | | logIt("open with custom io prob input buffer error:%d err: %s\n", err, getAVErrorDesc(err).c_str()); |
| | | return -1; |
| | | } |
| | | |
| | |
| | | vs_idx_ = i; |
| | | |
| | | auto in = ctx_->streams[i]; |
| | | if(in->avg_frame_rate.num >=1 && in->avg_frame_rate.den >= 1){ |
| | | fps_ = av_q2d(in->avg_frame_rate); |
| | | }else if(in->r_frame_rate.num >=1 && in->r_frame_rate.den >= 1){ |
| | | if(in->r_frame_rate.num >=1 && in->r_frame_rate.den >= 1){ |
| | | fps_ = av_q2d(in->r_frame_rate); |
| | | } |
| | | }else if(in->avg_frame_rate.num >=1 && in->avg_frame_rate.den >= 1){ |
| | | fps_ = av_q2d(in->avg_frame_rate); |
| | | } |
| | | logIt("in stream video fps %f, time_base: %d : %d", fps_, in->time_base.num, in->time_base.den); |
| | | } |
| | | if (type == AVMEDIA_TYPE_AUDIO){ |