+ av_get_codec_tag_string(tmp, sizeof(tmp), format_in->encoding);
+ av_log(avctx, AV_LOG_DEBUG, "Using MMAL %s encoding.\n", tmp);
+
+ if (mmal_port_parameter_set_uint32(decoder->input[0], MMAL_PARAMETER_VIDEO_MAX_NUM_CALLBACKS,
+ -1 - ctx->extra_decoder_buffers)) {
+ av_log(avctx, AV_LOG_WARNING, "Could not set input buffering limit.\n");
+ }
+