- if (st->internal->bsfc) {
- AVBSFContext *ctx = st->internal->bsfc;
- // TODO: when any bitstream filter requires flushing at EOF, we'll need to
- // flush each stream's BSF chain on write_trailer.
- if ((ret = av_bsf_send_packet(ctx, pkt)) < 0) {
- av_log(ctx, AV_LOG_ERROR,
- "Failed to send packet to filter %s for stream %d\n",
- ctx->filter->name, pkt->stream_index);
- return ret;
- }
- // TODO: when any automatically-added bitstream filter is generating multiple
- // output packets for a single input one, we'll need to call this in a loop
- // and write each output packet.
- if ((ret = av_bsf_receive_packet(ctx, pkt)) < 0) {
- if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF)
- return 0;
- av_log(ctx, AV_LOG_ERROR,
- "Failed to receive packet from filter %s for stream %d\n",
- ctx->filter->name, pkt->stream_index);
- if (s->error_recognition & AV_EF_EXPLODE)
- return ret;
- return 0;
- }
- }